CN105986791A - Intelligent eccentric remote water distributor, intelligent separated layer water injection tubular column, intelligent remote measuring and control device and intelligent remote measured and regulated separated layer water injection method - Google Patents

Intelligent eccentric remote water distributor, intelligent separated layer water injection tubular column, intelligent remote measuring and control device and intelligent remote measured and regulated separated layer water injection method Download PDF

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Publication number
CN105986791A
CN105986791A CN201510085386.5A CN201510085386A CN105986791A CN 105986791 A CN105986791 A CN 105986791A CN 201510085386 A CN201510085386 A CN 201510085386A CN 105986791 A CN105986791 A CN 105986791A
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water
eccentric
intelligent
water injection
passage
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赵华
凌毅立
陈爱民
陈琳
赵志明
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Abstract

The invention discloses an intelligent eccentric remote water distributor, an intelligent separated layer water injection tubular column, an intelligent remote measuring and control device and an intelligent remote measured and regulated separated layer water injection method, and relates to the technical field of oil and gas extraction. The technical problem that the water injection amount is hard to control effectively in the prior art is solved. The intelligent eccentric remote water distributor comprises a down-hole barrel, a power supply device, a program-controlled motor and an adjustable water nozzle, wherein the power supply device, the program-controlled motor and the adjustable water nozzle are arranged in the down-hole barrel, and the down-hole barrel is internally provided with a main fluid channel and an eccentric water injection channel. A water inlet of the eccentric water injection channel communicates with the main fluid channel, a water outlet of the eccentric water injection channel penetrates through the wall of the down-hole barrel, and the outflow direction of the water outlet of the eccentric water injection channel and the length direction of the main fluid channel form an included angle. A rotating shaft of the program-controlled motor is connected with the adjustable water nozzle in a driving mode, and the program-control motor can drive the adjustable water nozzle to adjust the open degree of the eccentric water injection channel according to received commands. By means of the intelligent eccentric remote water distributor, the intelligent separated layer water injection tubular column, the intelligent remote measuring and control device and the intelligent remote measured and regulated separated layer water injection method, the control precision of the water injection amount can be improved, and the difficulty of water injection operation is lowered.

Description

Eccentric long-distance intelligent injection well downhole flow regulator, intelligence separate layer water injection string, intelligent remote measure and control device and intelligence Remotely survey and adjust layered water injection method
Technical field
The present invention relates to oil-gas mining technical field, particularly relate to a kind of eccentric long-distance intelligent water distribution Device, intelligence layering (section) water injection string, intelligent remote measure and control device and intelligent remote are surveyed to adjust and are divided Layer water-filling method.
Background technology
Water injection well layering water filling is the most very important element task of oil field development, is also Improve production capacity, increase oil control water and improve the important means of recovery ratio, water injection well dynamic monitoring and tune Allotment of labor's skill, is the basis of the science water filling ensureing " injecting good water, injecting enough water ", is also to slap in time Support oil-field flooding is dynamic, improve oil displacement efficiency and grasp reservoir characteristics change in development process in time Important process.
Water injection technology technology and Dynamic Monitoring have close relatedness and restriction.From water filling From the point of view of technique develops with supporting Dynamic Monitoring, develop through technology for many years, both at home and abroad The separate zone waterflooding technology used at present, predominantly organic tool eccentric injection mandrel seperated layer water injection, with one heart with The technology such as seperated layer water injection and intelligent watering system is adjusted in pacing, wherein:
Mechanical eccentric injection well downhole flow regulator separate zone waterflooding technology is a kind of dependence pulling water nozzle, pulling dual probe The work such as the test of piezometer, downhole flow, intake profile test carry out well allotment and dynamically supervise The technology surveyed, this separate zone waterflooding technology is mainly used in is easy to the straight well that instrument removes, generally Use fixing water nozzle to carry out water filling, need to change during water injection rate real by the method for pulling water nozzle Executing, the allotment difficulty of water injection well is big, and particularly in water injection well, tubing string or water nozzle fouling occur, lure After the problems such as erosion, measurement and adjustment instrument device and pulling and running tool cannot remove, and water nozzle pulling operation cannot be carried out, Allotment work also will be unable to carry out with dynamic monitoring work.
Separate zone waterflooding technology is adjusted to be that one is surveyed based on the closed docking of segmentation in pipe with pacing with one heart Being adjusted to the seperated layer water injection new technique of core, injection well downhole flow regulator water nozzle uses automatically controlled multidigit water nozzle, surveys timing Use specific purpose tool to close monolayer fluid course, monolayer is carried out flow rate test and downhole tool pair Water nozzle is allocated by the mode taking electronic allotment after connecing, this water injection technology, effectively solves Determine pulling water nozzle, monolayer flow rate test and Tong Bu carry out the technical barrier tested and allocate, water Mouth allotment scope greatly, is surveyed the precision height adjusting operation, but it is long to there is the survey tune cycle.High in cost of production is asked Topic, is primarily adapted for use in the straight well that can normally remove measurement and adjustment instrument device.When rising after tubing string fouling During lower measurement and adjustment instrument device, allotment and dynamic test work then cannot be carried out, high cost, special-purpose assorted The problems such as equipment constrain the scale application of technology.
Applicants have discovered that: prior art at least exists techniques below problem:
Prior art exists that water injection rate Based Intelligent Control under strata pressure change condition is bad, tubing string knot Dirt and water nozzle cannot enter down measurement and adjustment instrument device instrument after luring erosion carries out surveying tune and water filling dynamic monitoring, well The data that lower injection well downhole flow regulator measures can not be by data when entering down wired or wireless passback instrument instrument It is sent to ground, long-distance intelligent can not be carried out surveys and adjust and the problem such as dynamic monitoring and allocate work and join Many, high in cost of production technical barrier equipped by set.
Summary of the invention
One of them purpose of the present invention is to propose a kind of eccentric long-distance intelligent injection well downhole flow regulator, intelligence point Layer (section) water injection string, intelligent remote measure and control device and intelligence intelligent remote are surveyed and are adjusted seperated layer water injection Method, solves prior art and there is water injection rate under strata pressure change condition and be difficult to effectively control Technical problem.Optimal technical scheme in many technical schemes that the present invention provides can be generated by Many technique effects (control accuracy is high, data transmit reliable, application cost is low, application model Enclosing wide, construction technology is simple) elaboration as detailed below.
For achieving the above object, the invention provides techniques below scheme:
The eccentric long-distance intelligent injection well downhole flow regulator that the embodiment of the present invention provides, including going into the well cylinder and setting Put the electric supply installation in described well-sinking body, program control motor and adjustable water nozzle, wherein:
Described electric supply installation is used for as institute with described program-controlled electric mechatronics and described electric supply installation State program control motor supply electric energy；
Main fluid passageway and eccentric water injection passage it is provided with in described well-sinking body；(herein Water can also be the mixture of other fluids outside water or water and other fluids)
The water inlet of described eccentric water injection passage is connected with described main fluid passageway, described bias The outlet of waterflood path is gone into the well the wall body of cylinder and going out of described eccentric water injection passage described in running through Angle is there is between the length direction going out flow path direction and described main fluid passageway at the mouth of a river；
The rotating shaft of described program control motor and described adjustable water nozzle drive connection and described program control motor The aperture of described eccentric water injection passage can be regulated according to adjustable water nozzle described in the order-driven received.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Eccentric long-distance intelligent injection well downhole flow regulator also includes sensor and control circuit, and (control circuit is preferably adopted With microcircuit, it is specifically as follows the logic circuit without loading software program or for single-chip microcomputer, also Can be that the logic circuit including single-chip microcomputer realizes, when control circuit uses microcircuit with reality When the most remotely controlling, it is also possible to be referred to as remotely controlling microcircuit), wherein:
Described electric supply installation electrically connects and described confession with described control circuit and described sensor Electric installation is for supplying electric energy for described control circuit and described sensor；
Described control circuit and described sensor and described program-controlled electric mechatronics, described sensing Device is arranged on described main fluid passageway and described eccentric water injection passage is interior and it is described for measuring Fluid pressure after the mouth of fluid pressure, described adjustable water nozzle before the mouth of adjustable water nozzle, described adjustable The aperture of water nozzle, the area of passage of described eccentric water injection passage and through described adjustable water nozzle In the flow of fluid partly or entirely and measurement result is inputted described control circuit；
Described control circuit is for filling described measurement result by circuit or transmission of wireless signals Put the intelligent remote measure and control device outside cylinder of going into the well described in output extremely or by described measurement result Line is passed through after the form that the intelligent remote measure and control device outside cylinder of going into the well described in being processed as can identify Road or wireless signal transmission output are to described intelligent remote measure and control device；
Described control circuit is additionally operable to according to described measurement result depositing in described control circuit Reservoir transfers instruction corresponding to measurement result set in advance and described or by circuit or wireless communication Number transmitting device is gone into the well the finger that the described intelligent remote measure and control device outside cylinder sends described in receiving Order, then sends extremely described program control motor by described instruction and makes described program control motor according to described finger Order drives described adjustable water nozzle to regulate the aperture of described eccentric water injection passage.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Cylinder of going into the well includes eccentric joint, urceolus, mozzle and lower eccentric joint, wherein:
Described upper eccentric joint and described lower eccentric joint respectively with on described urceolus axial direction Two ports be detachably fixed connection (the most threaded)；
Described electric supply installation, described program control motor, described control circuit and described adjustable water nozzle It is arranged between described urceolus and described mozzle；
The inwall of described upper eccentric joint, described mozzle and described lower eccentric joint three is altogether With forming described main fluid passageway；
The centrage of the flow inlet of described upper eccentric joint goes out head piece with described upper eccentric joint Centrage parallel to each other；
The centrage of the flow inlet of described lower eccentric joint goes out head piece with described lower eccentric joint Centrage parallel to each other；
The outlet of described eccentric water injection passage runs through the wall body of described lower eccentric joint；
Wherein Single port on described mozzle axial direction goes out head piece with described upper eccentric joint It is connected, the wherein another port on described mozzle axial direction and described lower eccentric joint Flow inlet is connected, and the water inlet of described eccentric water injection passage is arranged on the tube wall of described mozzle The length direction going out flow path direction and described mozzle of the outlet of upper and described eccentric water injection passage Between there is angle.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Angle is right angle.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Sensor includes the forefront pressure sensing of fluid pressure before the mouth for measuring described adjustable water nozzle Device, after measuring the mouth of described adjustable water nozzle the rear end pressure transducer of fluid pressure, be used for The water nozzle displacement of the area of passage measuring described adjustable water nozzle aperture or described eccentric water injection passage passes Sensor and for measuring the flow transducer of flow of the fluid through described adjustable water nozzle.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Eccentric long-distance intelligent injection well downhole flow regulator also includes mounting seat, wherein:
Described mounting seat is provided with the water filling that the outlet with described eccentric water injection passage is connected Outlet flow passage and being connected with the water inlet of described eccentric water injection passage, described water filling outlet flow passage Logical water filling influent stream path, described water filling outlet flow passage and described water filling influent stream path are formed described At least part of section of eccentric water injection passage；
Described rear end pressure transducer and described flow transducer are all fixedly installed on described water filling On the inwall of outlet flow passage；
Described adjustable water nozzle is embedded in described water filling outlet flow passage and it can regulate described water filling and go out The area of passage of circulation flow path, or, described adjustable water nozzle be embedded in described water filling influent stream path and It can regulate the area of passage of described water filling influent stream path.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Electric supply installation is at least one batteries cylinder, and it is interior and described that described control circuit is arranged on microcircuit cylinder Microcircuit cylinder is between described electric supply installation and described program control motor, and described forefront pressure senses Device is fixedly installed on described microcircuit cylinder and exposes the circumferential exterior surface of described microcircuit cylinder.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Battery sleeve is threadeded with described microcircuit cylinder, outside described microcircuit cylinder is with described program control motor Shell is threaded, and the shell of described program control motor is threadeded with described mounting seat, described installation Seat is threadeded with described lower eccentric joint.
The intelligent separate layer water injection string that the embodiment of the present invention provides, including sleeve pipe, oil pipe, layering The eccentric long-distance intelligent water distribution that arbitrary technical scheme provides invented by packer and at least two abridged edition Device, wherein:
Within described oil pipe is positioned at described sleeve pipe；The water inlet port of described oil pipe and the intelligence on ground The outlet of remote monitor device is connected or position is relative, or, the water inlet end of described oil pipe Mouth is connected with the outlet of the water supply installation on ground or position is relative；
The not same district that the described eccentric long-distance intelligent injection well downhole flow regulator of different joints is arranged on described oil pipe Duan Shang, the described main fluid passageway of described eccentric long-distance intelligent injection well downhole flow regulator and the water in described oil pipe Circulation flow path is connected and described main fluid passageway forms this bias long-distance intelligent injection well downhole flow regulator place described The partial sector of described water-flowing path of described oil pipe；
At least two water export, each described water export and No. two it are provided with on described sleeve pipe Corresponding with the wherein stratum in overlying strata；
The outlet of the described eccentric water injection passage often saving described eccentric long-distance intelligent injection well downhole flow regulator is equal Towards a described water export or all it is connected with a described water export；
Different described layer separating packers is arranged on space between described sleeve pipe and described oil pipe In different intervals, and the described layer separating packer being in the state of setting can separate described sleeve pipe Two adjacent water exports that upper and different described stratum is corresponding are so that by described eccentric water injection The water that the outlet of passage flows out water export on described sleeve pipe is only injected into this water export That number corresponding stratum.
The intelligent remote measure and control device that the embodiment of the present invention provides, including housing and be arranged on institute State the supply module (preferably set of cells) in housing, control motor and electric control valve, Wherein:
Described supply module electrically connects with described control motor and described supply module is used for as institute State control motor supply electric energy；
First fluid passage and second fluid passage it is provided with in described housing；
The outlet of described first fluid passage or described second fluid passage is arbitrary with the present invention The water inlet of the main fluid passageway of the eccentric long-distance intelligent injection well downhole flow regulator that technical scheme provides is (preferably Pass through oil pipe) it is connected；
The outlet of described second fluid passage go out flow path direction and described first fluid passage Outlet to go out both flow path directions parallel or there is angle between the two；
Described control motor includes the first motor and the second motor, and described electric control valve includes First electric control valve and the second electric control valve, the rotating shaft of described first motor and described the The rotating shaft of one electric control valve drive connection and described first motor can drive described first electric adjustable The aperture of first fluid passage, the water inlet of described second fluid passage and institute described in joint valve regulation State first fluid passage to be positioned at the section in described first electric control valve downstream and be connected, described The rotating shaft of two motors and described second electric control valve drive connection and the rotating shaft of described second motor The aperture of second fluid passage described in described second motorized adjustment valve regulation can be driven.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Intelligent remote measure and control device also include sensing device and control circuit (preferably use microcircuit, It is specifically as follows the logic circuit without loading software program or for single-chip microcomputer, it is also possible to for comprising The logic circuit having single-chip microcomputer realizes), wherein:
Described supply module electrically connects and described with described control circuit and described sensing device Supply module is for supplying electric energy for described control circuit and described sensing device；
Described control circuit electrically connects with described sensing device and described control motor, described biography Induction device is arranged on described first fluid passage or described second fluid passage is interior and it is for measuring Fluid pressure after the valve of fluid pressure, described electric control valve before the valve of described electric control valve, The area of passage of described first fluid passage, the area of passage of described second fluid passage, process The flow of the fluid of described first electric control valve and through the stream of described second electric control valve In the flow of body partly or entirely and testing result is inputted described control circuit；
Described control circuit is for passing through circuit by described testing result and described measurement result Or wireless signal transmission output is to base control centre or by described testing result, described Measurement result is passed by circuit or wireless signal after being processed as the form that base control centre can identify The output of defeated device is to described base control centre；
Described control circuit is additionally operable to according to described testing result, described measurement result from described behaviour Memorizer in control circuit transfers set in advance and described testing result, described measurement result pair The order answered or receive described base control centre by circuit or wireless signal transmission and send Order, then order corresponding with described control motor in described order is converted to described control Sending extremely described control motor after the form that motor processed can identify makes described control motor according to described Order drives described electric control valve to regulate described first fluid passage and/or described second The aperture of body passage；
Described control circuit is additionally operable to order corresponding with described program control motor in described order Filled by circuit or transmission of wireless signals after being converted to the described instruction of described program-controlled electric function identification Put transmission extremely described program control motor or transmission extremely described control circuit by described control circuit by described Instruction sends to described program control motor.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Sensing device includes the front side pressure of fluid pressure before the valve for measuring described first electric control valve Force sensor, after measuring the valve of described first electric control valve the rear side pressure of fluid pressure Force sensor and for measuring the flow of fluid flow through described first electric control valve Sensing device.
The intelligent remote that the embodiment of the present invention provides is surveyed and is adjusted layered water injection method, including following step Rapid:
Note is entered under step A, the intelligent separate layer water injection string arbitrary for present invention technical scheme provided In well, set the described layering envelope of each interval in space between described sleeve pipe and described oil pipe Every device, each interval is made to become the water filling space that eccentric long-distance intelligent injection well downhole flow regulator independently controls；
Step B, by base control centre by circuit or wireless signal transmission to the present invention There is provided intelligent remote measure and control device send be No. two with a stratum water filling therein in overlying strata Order, the control circuit of described intelligent remote measure and control device by described order with described control The order that motor is corresponding sends to described control after being converted to the form that described control motor can identify Motor is to regulate described first fluid passage and/or the aperture of described second fluid passage, to being positioned at The oil pipe water filling of the described intelligence separate layer water injection string in water injection well, described control circuit is also by institute The described program control motor stating eccentric long-distance intelligent injection well downhole flow regulator corresponding with this number stratum in order is corresponding Order be converted to the described instruction of described program-controlled electric function identification after send to this bias remotely intelligence Described instruction is sent to described the most program control by the described control circuit of energy injection well downhole flow regulator by described control circuit Motor to regulate the aperture of the described eccentric water injection passage of this bias long-distance intelligent injection well downhole flow regulator, make into The water yield of this number stratum injection reaches the requirement of the described order that described base control centre sends；
Step C, by described base control centre by circuit or wireless signal transmission to institute Stating intelligent remote measure and control device and send the order into another number stratum water filling, described intelligent remote is surveyed Order corresponding with described control motor in described order is converted to institute by the control circuit of control device State and send to described control motor to regulate described first fluid after controlling the form that motor can identify Passage and/or the aperture of described second fluid passage, to the described intelligence layering being positioned at water injection well The oil pipe water filling of water injection string, described control circuit also by described order with this another number stratum The order that the described program control motor of corresponding eccentric long-distance intelligent injection well downhole flow regulator is corresponding is converted to described journey The described control to this bias long-distance intelligent injection well downhole flow regulator is sent after the described instruction that control motor can identify Described instruction is sent to described program control motor remote to regulate this bias by described control circuit by circuit The aperture of the described eccentric water injection passage of journey intelligent watering device, makes as this another number stratum injection The water yield reaches the requirement of the described order that described base control centre sends.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described The number on stratum is more than No. three, and described intelligent remote is surveyed and adjusted layered water injection method also to include following Step:
Repeating said steps C, completes the water filling on each stratum, surveys and adjust work.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Intelligent remote is surveyed and is adjusted layered water injection method further comprising the steps of:
After D, survey tune complete, the described control circuit of described eccentric long-distance intelligent injection well downhole flow regulator is automatic Difference between reservoir pre ssure and injection pressure after record allotment, flow, adjustable water nozzle aperture, described eccentric long-distance intelligent is joined Hydrophone enters automatic constant pressure difference charging state, and Real-time Collection difference between reservoir pre ssure and injection pressure, flow, adjusting water Mouth aperture, relative analysis variable condition, it is automatically adjusted described adjustable water nozzle and opens, keep water filling Pressure reduction is in the fluctuation range limited；Meanwhile, send the time according to the data acquisition set, fixed Time by the difference between reservoir pre ssure and injection pressure gathered, flow, adjustable water nozzle aperture by circuit or transmission of wireless signals Device is sent to the described control circuit of described intelligent remote measure and control device.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Intelligent remote is surveyed and is adjusted layered water injection method further comprising the steps of:
In E, the injecting process, need to change the water injection rate on certain number stratum in stratum, then according to step Described intelligent remote measure and control device is sent as in stratum by the method for rapid B by base control centre The order of this number stratum water filling, allocates the water injection rate on this number stratum.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Intelligent remote is surveyed and is adjusted layered water injection method further comprising the steps of:
In F, the injecting process, need to close the water injection rate on certain number stratum in stratum, then by base Described intelligent remote measure and control device is sent by control centre by circuit or wireless signal transmission This number stratum stops the order of water filling, and the control circuit of described intelligent remote measure and control device is by institute State order corresponding with described control motor in order and be converted to the lattice that described control motor can identify Send after formula to described control motor to regulate described first fluid passage and/or described second The aperture of body passage, to be positioned at water injection well described intelligence separate layer water injection string oil pipe water filling, Described control circuit also will need to stop corresponding inclined in a stratum of water filling with this in described order The order that the described program control motor of heart long-distance intelligent injection well downhole flow regulator is corresponding is converted to the knowledge of this program-controlled electric function The described control circuit sent after other described instruction to this bias long-distance intelligent injection well downhole flow regulator is by described Described instruction is sent to this program control motor to close this bias long-distance intelligent injection well downhole flow regulator by control circuit Described eccentric water injection passage, be no longer this number stratum water filling.
The further optimization of the arbitrary technical scheme provided above or hereinafter as the present invention, described Intelligent remote is surveyed and is adjusted layered water injection method further comprising the steps of:
While performing described step F, the described manipulation electricity of described intelligent remote measure and control device Road or the described eccentric described control circuit real time record flow of long-distance intelligent injection well downhole flow regulator, pressure and The aperture of adjustable water nozzle, in time again receiving the order into this number stratum water filling, in water filling Cheng Zhong, by the opening information of flow, pressure and the adjustable water nozzle of storage by circuit or wireless communication Number transmitting device is sent to described base control centre, becomes water injection well monolayer testing injection/pressure fall Data.
Based on technique scheme, the embodiment of the present invention at least can produce following technique effect:
Due to the present invention can be implemented in need not in pit shaft under enter Other Instruments and instrument Under the conditions of, by the way of only program control motor being sent instruction, by program control motor according to reception Adjustable water nozzle described in order-driven regulates the aperture of described eccentric water injection passage, and then realizes note The water yield effective, accurately regulate, thus solve prior art and there is water injection rate and be difficult to effectively control The technical problem of system.
It addition, the optimal technical scheme in many technical schemes of present invention offer can also realize Collection and transmission to down-hole and ground data, issues and transfer control instruction, accurately controls to join The duty of hydrophone, the most more effectively solves prior art and there is fixing water nozzle and determine The water injection rate that voltage control nozzle water distributor water filling causes controls bad, tubing string fouling and water nozzle lures erosion After cannot enter down measurement and adjustment instrument device instrument carry out survey adjust measure with water filling dynamic monitoring, downhole water flow regulator Data can not transfer data to when entering down wired or wireless passback instrument instrument ground, Long-distance intelligent can not be carried out survey and adjust and the problem such as dynamic monitoring and allocate that work relevant equipment is many, become This high technical barrier.
Therefore, the optimal technical scheme in many technical schemes that the present invention provides has control essence Degree is high, data transmit reliable, application cost is low, applied range, it is all that construction technology is simple etc. Many advantages.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the application A part, the schematic description and description of the present invention is used for explaining the present invention, not structure Become inappropriate limitation of the present invention.In the accompanying drawings:
The schematic diagram of the eccentric long-distance intelligent injection well downhole flow regulator that Fig. 1 provides for the embodiment of the present invention；
Fig. 2 is divided by the intelligence arranging the eccentric long-distance intelligent injection well downhole flow regulator that the embodiment of the present invention is provided The schematic diagram of circuit connecting relation between layer water injection string and base control centre；
The schematic diagram of the intelligent remote measure and control device that Fig. 3 is provided by the embodiment of the present invention；
Reference: 1, upper eccentric joint；2, urceolus；3, electric supply installation；4, electricity is controlled Road；5, forefront pressure sensor；6, program control (speed change) motor；7, adjustable water nozzle；8、 Flow transducer；9, rear end pressure transducer；10, lower eccentric joint；11, mozzle；12、 Mounting seat；101, eccentric water injection passage；111, main fluid passageway；121, water filling goes out circulation Road；122, water filling influent stream path；13, sleeve pipe；14, oil pipe；15, layer separating packer；161、 Eccentric long-distance intelligent injection well downhole flow regulator；162, eccentric long-distance intelligent injection well downhole flow regulator；163, eccentric remotely intelligence Can injection well downhole flow regulator；171, No. 1 stratum；172, No. 2 stratum；173, No. 3 stratum；18, note Well mouth；19, housing；20, supply module；211, the first electric control valve；212, Two electric control valves；22, control circuit；23, forefront pressure sensing device；24, rear side pressure Force sensor；25, flow sensor；26, base control centre；27, intelligent remote Measure and control device.
Detailed description of the invention
Be referred to accompanying drawing Fig. 1～Fig. 3 below and word content understand present disclosure with And the distinctive points between the present invention and prior art.Hereafter by accompanying drawing and enumerate the present invention's The mode of some alternative embodiments, to technical scheme (including optimal technical scheme) It is described in further detail.It should be understood that any technical characteristic in the present embodiment, Any technical scheme be all the one in the technical characteristic of plurality of optional or optional technical scheme or Several, in order to describe succinct need in presents cannot the exhaustive present invention all alternatively Technical characteristic and alternative technical scheme, be also not easy to the embodiment of each technical characteristic All emphasize that it is one of optional numerous embodiments, so those skilled in the art should know: Any two arbitrary technological means that the present invention provides can being replaced or the present invention being provided Individual or more technological means or technical characteristic are combined mutually and obtain new technical scheme. Any technical characteristic in the present embodiment and any technical scheme are all not intended to the protection of the present invention Scope, protection scope of the present invention should include that those skilled in the art do not pay creative work Thinkable any alternate embodiments and those skilled in the art appointing that the present invention is provided The new technology that two or more technological means of anticipating or technical characteristic are combined mutually and obtain Scheme.
Embodiments provide a kind of control accuracy height, data transmit reliable, application cost Low, applied range, the simply eccentric long-distance intelligent injection well downhole flow regulator of construction technology, intelligence layering note Water pipe post, intelligent remote measure and control device and intelligent remote are surveyed and are adjusted layered water injection method.
The technical scheme provided the present invention below in conjunction with Fig. 1～Fig. 3 is explained in more detail State.
As shown in FIG. 1 to 3, the eccentric long-distance intelligent injection well downhole flow regulator that the embodiment of the present invention is provided, Including go into the well cylinder and the electric supply installation 3 being arranged in well-sinking body, program control motor 6 and Adjustable water nozzle 7, wherein: electric supply installation 3 electrically connects with program control motor 6 and electric supply installation 3 is used In supplying electric energy for program control motor 6；Main fluid passageway 111 and partially it is provided with in well-sinking body Heart waterflood path；(other fluids outside water can also be water herein or water and other fluids Mixture)
The water inlet of eccentric water injection passage 101 is connected with main fluid passageway 111, eccentric water injection The outlet of passage 101 runs through wall body and the outlet of eccentric water injection passage 101 of cylinder of going into the well The length direction going out flow path direction and main fluid passageway 111 between there is angle；
The rotating shaft of program control motor 6 can be according to connecing with adjustable water nozzle 7 drive connection and program control motor 6 The aperture of the order-driven adjustable water nozzle 7 eccentric adjustment waterflood path 101 received.
Due to the present invention can be implemented in need not in pit shaft under enter Other Instruments and instrument Under the conditions of, by the way of only program control motor 6 being sent instruction, by program control motor 6 according to connecing Adjustable water nozzle 7 described in the order-driven received regulates the aperture of described eccentric water injection passage 101, enters And realize to water injection rate effective, accurately regulate.
As the optimization of the arbitrary technical scheme of the present invention, eccentric long-distance intelligent injection well downhole flow regulator also includes passing (control circuit 4 preferably uses microcircuit, is specifically as follows nothing for sensor and control circuit 4 The logic circuit of software program need to be loaded or for single-chip microcomputer, it is also possible to for including patrolling of single-chip microcomputer Collect circuit to realize), wherein:
Electric supply installation 3 electrically connects with control circuit 4 and sensor and electric supply installation 3 be used for be Control circuit 4 and sensor supply electric energy；
Control circuit 4 electrically connects with sensor and program control motor 6, and sensor is arranged on main flow In body passage 111 and eccentric water injection passage 101 and it is before the mouth measuring adjustable water nozzle 7 Fluid pressure, adjustable water nozzle 7 mouth after fluid pressure, the aperture of adjustable water nozzle 7, eccentric note The area of passage of aquaporin 101 and the portion in the flow of the fluid of adjustable water nozzle 7 Point or all and by measurement result input control circuit 4；
Control circuit 4 is for exporting measurement result extremely by circuit or wireless signal transmission Go into the well the intelligent remote measure and control device 27 outside cylinder or measurement result is processed as well-sinking By circuit or wireless signal after the form that intelligent remote measure and control device 27 outside body can identify Transmitting device exports to intelligent remote measure and control device 27；
Control circuit 4 is additionally operable to transfer pre-according to measurement result memorizer in control circuit 4 The instruction corresponding with measurement result that first set or received by circuit or wireless signal transmission The instruction that the intelligent remote measure and control device outside cylinder of going into the well sends, then sends instructions to journey Control motor 6 makes program control motor 6 according to order-driven adjustable water nozzle 7 with eccentric adjustment waterflood path The aperture of 101.
The present invention can realize the collection to down-hole and ground data and biography by control circuit 4 Send, issue and transfer control instruction, accurately control the duty of injection well downhole flow regulator, the most more have Effect ground solves prior art and exists and fix what water nozzle and level pressure automatically controlled nozzle water distributor water filling caused Water injection rate bad, the tubing string fouling of control and water nozzle cannot enter down measurement and adjustment instrument device instrument after luring erosion to be carried out Survey and adjust the data measured with water filling dynamic monitoring, downhole water flow regulator entering down wired or wireless time Ground can not be transferred data to during biography instrument instrument, long-distance intelligent survey tune can not be carried out with dynamic The problems such as monitoring are many with allotment work relevant equipment, high in cost of production technical barrier.
Therefore, the optimal technical scheme in many technical schemes that the present invention provides has control essence Degree is high, data transmit reliable, application cost is low, applied range, it is all that construction technology is simple etc. Many advantages.
As the optimization of the arbitrary technical scheme of the present invention, cylinder of going into the well include eccentric joint 1, Urceolus 2, mozzle 11 and lower eccentric joint 10, wherein:
Upper eccentric joint 1 and lower eccentric joint 10 respectively with two on urceolus 2 axial direction Port is detachably fixed connection (the most threaded)；
Electric supply installation 3, program control motor 6, control circuit 4 and adjustable water nozzle 7 are arranged at Between urceolus 2 and mozzle 11；
The common shape of inwall of upper eccentric joint 1, mozzle 11 and lower eccentric joint 10 three Become main fluid passageway 111；
The centrage of the flow inlet of upper eccentric joint 1 and the center going out head piece of upper eccentric joint 1 Line is parallel to each other；
The centrage of flow inlet of lower eccentric joint 10 and going out in head piece of lower eccentric joint 10 Heart line is parallel to each other；
The outlet of eccentric water injection passage 101 runs through the wall body of lower eccentric joint 10；
Wherein Single port on mozzle 11 axial direction goes out head piece phase with upper eccentric joint 1 The influent stream of connection, the wherein another port on mozzle 11 axial direction and lower eccentric joint 10 Mouth is connected, and the water inlet of eccentric water injection passage 101 is arranged on the tube wall of mozzle 11 and inclined Exist between the length direction going out flow path direction and mozzle 11 of the outlet of heart waterflood path 101 Angle.Angle is preferably right angle.
Said structure can be formed in well-sinking body abundant space and control electricity to arrange, to install Road 4 and electric supply installation 3, program control motor 6 and adjustable water nozzle 7, be conducive to making full use of partially Space in the well-sinking body of heart long-distance intelligent injection well downhole flow regulator.
As the optimization of the arbitrary technical scheme of the present invention, sensor includes for measuring adjustable water nozzle The forefront pressure sensor 5 of fluid pressure before the mouth of 7, flow after the mouth measuring adjustable water nozzle 7 The rear end pressure transducer 9 of body pressure, it is used for measuring adjustable water nozzle 7 aperture or eccentric water injection leads to The water nozzle displacement transducer of the area of passage in road 101 and for measuring through adjustable water nozzle 7 The flow transducer 8 of the flow of fluid.The sensor can detect fluid from multiple positions Parameter, and then be advantageously implemented flow, flow velocity, the accurate control of pressure.
As the optimization of the arbitrary technical scheme of the present invention, eccentric long-distance intelligent injection well downhole flow regulator also includes peace Dress seat 12, wherein: the outlet that mounting seat 12 is provided with eccentric water injection passage 101 is connected Logical water filling outlet flow passage 121 and water inlet, water filling with eccentric water injection passage 101 go out stream The water filling influent stream path 122 that path 121 is connected, water filling outlet flow passage 121 and water filling influent stream Path 122 forms at least part of section of eccentric water injection passage 101；
Rear end pressure transducer 9 and flow transducer 8 are all fixedly installed on water filling outlet flow passage On the inwall of 121；In adjustable water nozzle 7 is embedded in water filling outlet flow passage 121 and it can regulate water filling The area of passage of influent stream path 122.
Said structure can be embedded in the degree of depth of water filling influent stream path 122 by changing adjustable water nozzle 7 Realize the regulation to eccentric water injection passage 101 area of passage, have and be quick on the draw, area of passage The advantage that control accuracy is high.
As the optimization of the arbitrary technical scheme of the present invention, electric supply installation 3 is at least one batteries cylinder, Control circuit 4 is arranged in microcircuit cylinder and microcircuit cylinder is between electric supply installation 3 and program control motor Between 6, forefront pressure sensor 5 is fixedly installed on microcircuit cylinder and exposes microcircuit cylinder Circumferential exterior surface.Said structure has compact conformation, and take up room little advantage.
As the optimization of the arbitrary technical scheme of the present invention, battery sleeve is threadeded with microcircuit cylinder, Microcircuit cylinder is connected with the outer casing screw of program control motor 6, the shell of program control motor 6 and mounting seat 12 is threaded, and mounting seat 12 is threadeded with lower eccentric joint 10.Threaded have tear open Dress is convenient, it is simple to the advantage process, manufacture, assembled.
The embodiment of the present invention provide intelligent separate layer water injection string, including sleeve pipe 13, oil pipe 14, The eccentric remotely intelligence that arbitrary technical scheme provides invented by layer separating packer 15 and at least two abridged edition Energy injection well downhole flow regulator, wherein:
Within oil pipe 14 is positioned at sleeve pipe 13；The water inlet port of oil pipe is surveyed with the intelligent remote on ground Outlet (such as: first fluid passage or the outlet of the second fluid passage) phase of control device Connection or position are relative, or, the water inlet port of oil pipe 14 and the water outlet of the water supply installation on ground Mouth is connected or position is relative；
The eccentric long-distance intelligent injection well downhole flow regulator of different joints is arranged on the different sections on oil pipe 14, The main fluid passageway 111 of eccentric long-distance intelligent injection well downhole flow regulator is connected with the water-flowing path in oil pipe 14 And main fluid passageway 111 formed this bias long-distance intelligent injection well downhole flow regulator place oil pipe 14 current lead to The partial sector on road；
At least two water export, each water export and more than No. two it are provided with on sleeve pipe 13 A wherein stratum in stratum is corresponding；
Often the outlet of the eccentric water injection passage 101 of the eccentric long-distance intelligent injection well downhole flow regulator of joint is all towards one Individual water export or be all connected with a water export；
Different layer separating packers 15 is arranged on the different of space between sleeve pipe 13 from oil pipe 14 Interval in, and the layer separating packer 15 being in the state of setting can separate on sleeve pipe 13 with not With adjacent two water export corresponding to stratum so that by the water outlet of eccentric water injection passage 101 Mouthful water water export on sleeve pipe 13 flowed out is only injected into corresponding that of this water export Number stratum.
Intelligence separate layer water injection string can realize the seperated layer water injection operation to manys stratum and right The accurate control of every number stratum water injection rate.
The intelligent remote measure and control device 27 that the embodiment of the present invention provides, including housing 19 and set Put the supply module 20 (preferably set of cells) in housing 19, control motor and electronic Regulation valve, wherein:
Supply module 20 electrically connects with control motor and supply module 20 is for for controlling motor confession Answer electric energy；First fluid passage and second fluid passage it is provided with in housing 19；
The outlet of first fluid passage or second fluid passage and the arbitrary skill of the embodiment of the present invention The water inlet of the main fluid passageway 111 of the eccentric long-distance intelligent injection well downhole flow regulator that art scheme provides is connected Logical；The outlet of second fluid passage go out going out of the flow path direction outlet with first fluid passage Both flow path directions are parallel or there is angle between the two；Control motor include the first motor and Second motor, electric control valve includes the first electric control valve 211 and the second electric control valve 212, turning of the rotating shaft of the first motor and the first electric control valve 211 drive connection and the first motor Axle can drive the first electric control valve 211 to regulate the aperture of first fluid passage, and second fluid leads to The water inlet in road is positioned at the section in the first electric control valve 211 downstream and is connected with first fluid passage Logical, turning of the rotating shaft of the second motor and the second electric control valve 212 drive connection and the second motor Axle can drive the second electric control valve 212 to regulate the aperture of second fluid passage.
Intelligent remote measure and control device 27 can control to be supplied to the master of eccentric long-distance intelligent injection well downhole flow regulator The number of the water yield of fluid passage 111, can the regulation of water injection rate overall to all stratum, have It is beneficial to improve the accurate control of water injection rate.
As the optimization of the arbitrary technical scheme of the present invention, intelligent remote measure and control device 27 also includes Sensing device and control circuit 22 (preferably use microcircuit, are specifically as follows without loading The logic circuit of software program or be single-chip microcomputer, it is also possible to for including the logic circuit of single-chip microcomputer Realize), wherein:
Supply module electrically connects with control circuit 22 and sensing device and supply module be used for be Control circuit 22 and sensing device supply electric energy；
Control circuit 22 electrically connects with sensing device and control motor, and sensing device is arranged on In first fluid passage or second fluid passage and its fluid before the valve measuring electric control valve Pressure, electric control valve valve after fluid pressure, the area of passage of first fluid passage, second The area of passage of fluid passage, through the flow of fluid of described first electric control valve and warp In the flow of the fluid crossing the second electric control valve partly or entirely and testing result is defeated Enter control circuit 22；
Control circuit 22 is for passing through circuit or wireless signal by testing result and measurement result Transmitting device output is processed as base to base control centre 26 or by testing result, measurement result Exported extremely by circuit or wireless signal transmission after the form that ground control centre 26 can identify Base control centre 26；
Control circuit 22 is additionally operable to according to testing result, measurement result in control circuit 22 Memorizer transfer set in advance with testing result, order corresponding to measurement result or pass through circuit Or wireless signal transmission receives the order that base control centre 26 sends, in then ordering The order corresponding with controlling motor sends to controlling electricity after being converted to control the form that motor can identify Machine makes control motor drive electric control valve with regulation first fluid passage and/or the according to order The aperture of two fluid passages；
Control circuit 22 is additionally operable to the order corresponding with program control motor 6 in order is converted to journey Sent to described journey by circuit or wireless signal transmission after the instruction that control motor 6 can identify Control motor or transmission to control circuit 4 are sent instructions to program control motor 6 by control circuit 4.
The control circuit 22 of intelligent remote measure and control device 27 serves relaying action, on the one hand can The water of eccentric long-distance intelligent injection well downhole flow regulator it is supplied to the instruction regulation according to base control centre 26 Amount number, on the other hand can be at base control centre 26 and eccentric long-distance intelligent injection well downhole flow regulator The transmission of order and data is realized between control circuit 4.
As the optimization of the arbitrary technical scheme of the present invention, sensing device includes for measuring the first electricity The forefront pressure sensing device 23 of fluid pressure before the valve of dynamic regulation valve 211, for measurement first The rear end pressure sensor device 24 of fluid pressure and be used for measuring after the valve of electric control valve 211 Flow sensor 25 through the fluid flow of the first electric control valve 211.The present invention passes Induction device can use sensor to realize.Above-mentioned sensing device can detect from multiple positions The parameter of fluid, and then be advantageously implemented flow, flow velocity, the accurate control of pressure.
The kind intelligent remote that the embodiment of the present invention provides is surveyed and is adjusted layered water injection method, including following step Rapid:
Note is entered under step A, the intelligent separate layer water injection string arbitrary for present invention technical scheme provided In well, set the layer separating packer 15 of each interval in space between sleeve pipe 13 and oil pipe 14, Each interval is made to become the water filling space that eccentric long-distance intelligent injection well downhole flow regulator independently controls；
Step B, by base control centre 26 by circuit or wireless signal transmission to this Invention provide intelligent remote measure and control device 27 send be No. two with in overlying strata No. one therein The order of stratum water filling, with control in control circuit 22 general's order of intelligent remote measure and control device 27 The order that motor processed is corresponding send after being converted to control the form that can identify of motor extremely control motor with Regulation first fluid passage and/or the aperture of second fluid passage, to the intelligence being positioned at water injection well Oil pipe 14 water filling of separate layer water injection string, with this number stratum pair in control circuit 22 also general's order The order of program control motor 6 correspondence of the eccentric long-distance intelligent injection well downhole flow regulator answered is converted to program control motor 6 Send to the control circuit 4 of this bias long-distance intelligent injection well downhole flow regulator electric by controlling after the instruction that can identify Road 4 sends instructions to program control motor 6 to regulate the eccentric note of this bias long-distance intelligent injection well downhole flow regulator The aperture of aquaporin 101, makes the water yield injected for this number stratum reach base control centre 26 The requirement of the order sent；
Step C, by base control centre 26 by circuit or wireless signal transmission to intelligence The order into another number stratum water filling, intelligent remote measure and control device can be sent by remote monitor device 27 Order corresponding with controlling motor in order is converted to control motor energy by the control circuit 22 of 27 Send after the form identified and lead to regulate first fluid passage and/or second fluid to control motor The aperture in road, to oil pipe 14 water filling of the intelligent separate layer water injection string being positioned at water injection well, manipulation Circuit 22 is also by the journey of eccentric long-distance intelligent injection well downhole flow regulator corresponding with this another number stratum in order The order of control motor 6 correspondence sends to this bias after being converted to the instruction that program control motor 6 can identify The control circuit 4 of long-distance intelligent injection well downhole flow regulator is sent instructions to program control motor 6 by control circuit 4 To regulate the aperture of the eccentric water injection passage 101 of this bias long-distance intelligent injection well downhole flow regulator, make as this another The water yield of a number stratum injection reaches the requirement of the order that base control centre 26 sends.
Above-mentioned steps can realize the water injection work to any No. two stratum.
As the optimization of the arbitrary technical scheme of the present invention, the number on stratum is more than No. three, intelligence Remotely survey and adjust layered water injection method further comprising the steps of: repeat step C, complete each stratum Water filling, survey adjust work.
Step C can be repeated, until realizing the note to each stratum when the number on stratum is more Work is adjusted in water, survey.
As the optimization of the arbitrary technical scheme of the present invention, intelligent remote is surveyed and is adjusted layered water injection method also Comprise the following steps:
After D, survey tune complete, the control circuit 4 of eccentric long-distance intelligent injection well downhole flow regulator records tune automatically Difference between reservoir pre ssure and injection pressure after joining, flow, adjustable water nozzle 7 aperture, eccentric long-distance intelligent injection well downhole flow regulator enters Automatic constant pressure difference charging state, and Real-time Collection difference between reservoir pre ssure and injection pressure, flow, adjustable water nozzle 7 aperture, Relative analysis variable condition, is automatically adjusted adjustable water nozzle 7 and opens, and keeps difference between reservoir pre ssure and injection pressure limiting Fluctuation range in；Meanwhile, sending the time according to the data acquisition set, timing is by collection Difference between reservoir pre ssure and injection pressure, flow, adjustable water nozzle 7 aperture are sent by circuit or wireless signal transmission To the control circuit 22 of intelligent remote measure and control device 27.
Above-mentioned steps can realize automatic constant pressure difference water filling, it is to avoid repeatedly sends instruction and causes Controlling the defect that worker workload increases, automaticity is higher.
As the optimization of the arbitrary technical scheme of the present invention, intelligent remote is surveyed and is adjusted layered water injection method also Comprise the following steps:
In E, the injecting process, need to change the water injection rate on certain number stratum in stratum, then according to step Intelligent remote measure and control device 27 is sent as in stratum by the method for rapid B by base control centre 26 The order of this number stratum water filling, allocates the water injection rate on this number stratum.
Perform this step E and can realize the regulation to any stratum water injection rate and control at any time.
As the optimization of the arbitrary technical scheme of the present invention, intelligent remote is surveyed and is adjusted layered water injection method also Comprise the following steps:
In F, the injecting process, need to close the water injection rate on certain number stratum in stratum, then by base Control centre 26 passes through circuit or wireless signal transmission to intelligent remote measure and control device 27 Go out the order that this number stratum is stopped water filling, the control circuit 22 of intelligent remote measure and control device 27 Send after being converted to control the form that motor can identify by order corresponding with controlling motor in order To control motor with regulation first fluid passage and/or the aperture of second fluid passage, to being positioned at note In well intelligence separate layer water injection string oil pipe 14 water filling, control circuit 22 also will order in This program control motor 6 needing to stop the eccentric long-distance intelligent injection well downhole flow regulator corresponding to a stratum of water filling Corresponding order sends after being converted to the instruction that this program control motor 6 can identify to this bias remotely intelligence The control circuit 4 of energy injection well downhole flow regulator is sent instructions to this program control motor 6 to close by control circuit 4 Close the eccentric water injection passage 101 of this bias long-distance intelligent injection well downhole flow regulator, be no longer this number stratum water filling.
Perform step F and be possible not only to avoid the waste of water resource, it is also possible to avoid water injection rate excessive And cause the excess destruction to stratum.
As the optimization of the arbitrary technical scheme of the present invention, intelligent remote is surveyed and is adjusted layered water injection method also Comprise the following steps:
While performing step F, the control circuit 22 or inclined of intelligent remote measure and control device 27 Control circuit 4 real time record flow, pressure and the adjustable water nozzle 7 of heart long-distance intelligent injection well downhole flow regulator Aperture, in time again receiving the order into this number stratum water filling, in the injecting process, will deposit The opening information of flow, pressure and the adjustable water nozzle 7 of storage is filled by circuit or transmission of wireless signals Put and be sent to base control centre 26, become the data of water injection well monolayer testing injection/pressure fall.Hold Row above-mentioned steps can quickly understand intelligent remote measure and control device 27 or eccentric long-distance intelligent is joined Duty before hydrophone, thus be conducive to quickly improving control accuracy and the control of water injection rate Speed.
More concentrate below in conjunction with accompanying drawing 1-3, be set forth in the technical side that the present invention provides Case:
Eccentric remotely (intelligent) injection well downhole flow regulator that the embodiment of the present invention provides, mainly includes bias Joint 1, urceolus 2, electric supply installation (i.e. battery sleeve) 3, control circuit (i.e. microcircuit cylinder) 4, Forefront pressure sensor 5, program control (speed change) motor 6, adjustable water nozzle 7, flow transducer 8, Rear end pressure transducer 9, lower eccentric joint 10.
Upper eccentric joint 1 top screw thread is used for being connected with oil pipe, upper eccentric joint 1 lower thread Threadeding with urceolus 2 top, threadeds on lower eccentric joint 10 in urceolus 2 bottom, under 10 times screw threads of eccentric joint are for being connected with bottom oil pipe, and assembly is collectively forming eccentric remotely intelligence Can injection well downhole flow regulator external structure；
Battery sleeve 3 screw thread, in microcircuit cylinder 4 upper end, microcircuit cylinder 4 is provided with forefront pressure Sensor 5, microcircuit cylinder 4 lower end is threadedly connected to program control variable speed electric motors, particularly 6, program control variable speed electric motors, particularly 6 lower ends are threadedly connected to adjustable water nozzle 7, and adjustable water nozzle 7 lower end is threadedly connected to flow transducer 8, flow transducer 8 lower end is provided with rear end pressure transducer 9, and assembly is collectively forming bias Long-distance intelligent injection well downhole flow regulator internal structure, and threaded by the connection of flow transducer 8 lower end Inside lower eccentric joint.
Long-range (intelligent) gauging means that the embodiment of the present invention provides, mainly by housing 19, confession (i.e. microcircuit is specifically as follows without loading for electricity module (i.e. set of cells) 20, control circuit The logic circuit of software program or be single-chip microcomputer, it is also possible to for including the logic circuit of single-chip microcomputer) 22, first electric control valve the 211, second electric control valve 212, adjustable electronic control valve 4, flow Sensing device (i.e. effusion meter) 25, forefront pressure sensing device 23, rear end pressure sensor device 24 compositions.
The working mechanism of embodiment of the present invention bias long-distance intelligent injection well downhole flow regulator: set of cells is to microcircuit Power with program control motor 6, the specific stream that microcircuit sends according to ground long-distance intelligent gauging means Amount and pressure variations, control the open and close of program control motor 6, thus control adjustable water nozzle 7 Aperture size, it is achieved the control to water nozzle area of passage.Sensor is also received by microcircuit Information, is converted to specific flow and pressure variations, and controls program control by this specific change rule The open and close of motor 6, change the area of passage of adjustable water nozzle 7, in then causing pit shaft Flow and the change of pressure, thus information is sent to ground long-distance intelligent deployment device, reach The transmission of down-hole information control system earthward.
The feature of eccentric long-distance intelligent injection well downhole flow regulator: battery sleeve has duplex feeding, and a road powers low Power consumption microcircuit and memorizer, another road supplies electricity to the program control motor of low power consuming 6, thus forms work Make the electric energy supply of more than 2 years.
The feature of eccentric long-distance intelligent injection well downhole flow regulator: adjustable water nozzle 7 uses annular according to work characteristics Structure or side bit architecture both of which, and need to be divided into 16,18,24 grades not according to for water area With flowing area structure, every grade of inside is divided into again 5 to finely tune little level, so that crossing of water nozzle is flowed Area regulated variable is significantly increased, it is simple to accurate water distribution regulation.
The feature of eccentric long-distance intelligent injection well downhole flow regulator: built-in forefront pressure sensor 5, rear pressure Sensor, water nozzle displacement transducer and flow transducer 8 measure in real time and press after pressure, mouth before mouth Flow information after power, area of passage, mouth, it is possible to store circuit analysis in a subtle way of going forward side by side in time, become Control information for microcircuit data acquisition and control injection well downhole flow regulator.
The feature of eccentric long-distance intelligent injection well downhole flow regulator: the allotment of water nozzle have level pressure difference automatic governing and Remotely control allotment two ways；During level pressure difference automatic governing, after microcircuit is according to surveying allotment note Stable water distribution quantity, automatically gather memory injection well downhole flow regulator difference between reservoir pre ssure and injection pressure (pressure after pressure-mouth before mouth), And according to real-time difference between reservoir pre ssure and injection pressure change, automatically control program control motor by the permission variable quantity set The start and stop of 6, by driven by motor water nozzle change circulation area, increase water nozzle inflow-rate of water turbine or Reduce water nozzle inflow-rate of water turbine, adjust pressure change after mouth, keep difference between reservoir pre ssure and injection pressure stable at the model set In enclosing.When remotely controlling allotment, On Remote Computer Network is sent out by ground long-distance intelligent gauging means The allotment instruction reached, is converted into specific regular flow variable and pressure variations through microcircuit, and By long-distance intelligent gauging means by changing the aperture of adjustable valve, change ground flow supply pit shaft Interior flow, causes injection well downhole flow regulator forefront pressure and injection well downhole flow regulator flow that specific regular change occurs, After the sensor of eccentric long-distance intelligent injection well downhole flow regulator receives this variable, microcircuit is according to acquisition This specific rule variable quantity, is controlled the startup of program control motor 6 by the control model that variable is corresponding With stopping, driven by motor adjustable water nozzle 7 change level and change circulation area, it is achieved be eccentric long-range The injection allocation amount allotment as required of intelligent watering device.
The feature of eccentric long-distance intelligent injection well downhole flow regulator: the data message measured by each sensor to ground First these information are converted into the feature variable of flow and pressure by the transmission in face by microcircuit, And change water nozzle circulation area by the particular variables program control motor 6 of control, cause the flow in pit shaft With pressure, specific regular change occurring, the specific micro-variable in this pit shaft passes to ground After, received by the sensor of ground long-distance intelligent gauging means, and reached by computer network Remote control table, controls platform and is reduced to information through particular variables characteristic of correspondence, thus Reach pressure, flow, the information transmission of water nozzle area.
The feature of eccentric long-distance intelligent injection well downhole flow regulator: monolayer injection allocation flow have Electromagnetic Flow measure with Differential flow measures two-flow acquisition function, the Electromagnetic Flow that eccentric long-distance intelligent injection well downhole flow regulator is carried Meter can directly obtain monolayer data on flows, meanwhile, before and after adjustable water nozzle 7 pressure transducer and The pressure that water nozzle displacement transducer measures and water nozzle area, constitute differential pressure flowmeter, by standard shape The discharge coefficient that state measures, according to flow=discharge coefficient X pressure reduction X area of passage Equation for Calculating Differential flow, thus ensure that down-hole measures the precision of flow.
The feature of eccentric long-distance intelligent injection well downhole flow regulator: eccentric long-distance intelligent injection well downhole flow regulator has dedicated system Design software, need before going into the well to apply this software to the duty of eccentric long-distance intelligent injection well downhole flow regulator, Particular variables and control model are set.
The working mechanism of embodiment of the present invention long-distance intelligent gauging means: set of cells to microcircuit and Electronic adjustable valve is powered, and microcircuit is sent by computer network according to remote control software system Control instruction and sensor receive particular flow rate and pressure variations, control adjustable electronic control valve electricity The open and close of machine, thus control the aperture size of electronic adjustable valve, in making water injection well pit shaft Flow changes, and this changes according to specific flow and pressure variations, in causing pit shaft Flow and the change of pressure, thus information is sent to injection well downhole flow regulator, it is achieved the control of injection well downhole flow regulator. Downhole water flow regulator particular flow rate changes, after long-distance intelligent gauging means sensor sensing receives, It is sent to remote control software system, reaches the transmission of down-hole information.
The feature of eccentric long-distance intelligent injection well downhole flow regulator: adjustable water nozzle 7 uses annular according to work characteristics Structure or side bit architecture both of which, and need to be divided into 16,18,24 grades not according to for water area With flowing area structure, every grade of inside is divided into again 5 to finely tune little level, so that crossing of water nozzle is flowed Area regulated variable is significantly increased, it is simple to accurate water distribution regulation.
The feature of long-distance intelligent gauging means: built-in forefront pressure sensor 5, rear pressure pass Sensor, electrically-controlled valve displacement transducer and flow transducer 8 are pressed after measuring upstream pressure, valve in real time Flow information after power, area of passage, valve, it is possible to store circuit analysis in a subtle way of going forward side by side in time, become For microcircuit data acquisition and control information.
The feature of long-distance intelligent gauging means: the allotment of electrically-controlled valve have level pressure difference automatic governing and Remotely control allotment two ways；During level pressure difference automatic governing, after microcircuit is according to surveying allotment note Stable water distribution quantity, automatically gather memory difference between reservoir pre ssure and injection pressure (pressure after pressure-mouth before mouth), and root Difference between reservoir pre ssure and injection pressure change time factually, automatically controls electronic valve motor by the variable quantity that allows set Start and stop, thus change electrodynamic valve area of passage, keep difference between reservoir pre ssure and injection pressure to stablize in setting In the range of.When remotely controlling allotment, ground long-distance intelligent gauging means is by On Remote Computer Network Flourishing allotment instruction, is converted into specific regular flow variable and pressure variations through microcircuit, And by long-distance intelligent gauging means by changing the aperture of adjustable electric valve, change in supply pit shaft Flow, cause downhole water flow regulator forefront pressure and injection well downhole flow regulator flow that specific regular change occurs, After the sensor of eccentric long-distance intelligent injection well downhole flow regulator receives this variable, microcircuit is according to acquisition This specific rule variable quantity, is controlled the startup of program control motor 6 by the control model that variable is corresponding With stopping, driven by motor adjustable water nozzle 7 change level and change circulation area, it is achieved be eccentric long-range The injection allocation amount allotment as required of intelligent watering device.
The feature of long-distance intelligent gauging means: the data message measured by each sensor is by calculating Machine network reaches remote control table, controls platform and is reduced to through particular variables characteristic of correspondence Variable information, thus reach pressure, flow, the information transmission of water nozzle area.
The feature of long-distance intelligent gauging means: long-distance intelligent gauging means has special teledata Gather and Control System Software, process and receive the letter that ground long-distance intelligent gauging means sends back Breath, and send survey regulation and control information to long-distance intelligent gauging means.
The layering section water filling of embodiment of the present invention intelligence and long-range commissioning process method (accompanying drawing 3), Implementation process needs remotely manage software and surveys tune with computer network communication unit, long-distance intelligent Device unit, layering section water injection string assembled unit three part are constituted；Formed one remote with base Thread management, bridge joint communication link, terrestrial information collection build with control and downhole measurement adjusting injection allocation Interactive information gathers and controls closed network system.The water injection well individual well layering section note of remote collection Water data message all by remotely manage software and computer network communication system collect, arrange, Process, issue and store；The control of each interval of water filling is surveyed and is adjusted instruction, by computer network system System is sent to ground long-distance intelligent gauging means, and carries out through ground long-distance intelligent gauging means The digital signal of information is after flow variable is changed with pressure variations, with particular flow rate variable and pressure Power variable is sent to be layered the injection well downhole flow regulators at different levels of section water filling combination to carry out surveying tune；Long-range in network Intelligence gauging means, is the conversion decoding of a kind of signal, the relaying transporter of control instruction transmission, Having and survey tune information is carried out information conversion and relaying action, major function is control instruction to be entered It is sent to after being sent to down-hole, and the particular variables information gathering sent by injection well downhole flow regulator after row conversion Long-distance management system；Each interval bias long-distance intelligent injection well downhole flow regulator, be water filling information gathering send and Control instruction performance element, major function is to gather monolayer water filling information, control and regulation monolayer note The water yield.
Remotely management software and computer network communication system, is that the master control management of whole system is System and communication system, mainly by remotely managing software and computer network communication system forms, be Real-time for water injection well individual well and layering multidate information are collected, decode, arrange, issue and locate Platform, is also remotely to survey information analysis processed issue, control signal transmission and implementation status The core of feedback, the data message of remote collection is all sent to management system to carry out storing and dividing Analyse and issue, and adjust needs to send the survey tune instruction long-range gauging means of control and bias intelligence according to survey Remotely injection well downhole flow regulator interactive correspondence.
Long-distance intelligent gauging means, is to connect remotely management software and computer network communication system With the relaying of layering section water injection string combination, it is made up of long-distance intelligent gauging means, is by ground Individual well water filling real-time dynamic information and each interval water filling multidate information are acquired, change, remotely The core transmitted, is also remotely to survey the regulation and control information backward each interval bias long-distance intelligent of conversion to join The relay that hydrophone sends, sets up interactive correspondence chain for each interval bias long-distance intelligent injection well downhole flow regulator Road.
Layering section water filling combination, is to control monolayer water injection rate to transmit monolayer water filling information with gathering Center, is joined by water injection well, water injection well, water-filling oil pipe 14, packer, eccentric long-distance intelligent Hydrophone forms.It is to be acquired monolayer section water filling multidate information sending, automatically controlling monolayer note Water parameter and by survey adjust instruction control monolayer water injection parameter data acquisition with perform device, be whole The terminal of individual closed network Intelligent water injection.
The layering section water filling of embodiment of the present invention intelligence is embodied as with long-range commissioning process method It is mainly to have following concrete step with control method:
1, setting up wired or wireless network communication between production base and water-injection station, base is controlled Install on the computer at center 26 processed and remotely survey software system processed, water injection well or water-injection station Individual well pipeline on install long-distance intelligent gauging means, and by specific agreement by base computer And set up network communication between long-distance intelligent gauging means, build ground and remotely survey tune communication.
2, according to individual well seperated layer water injection needs, determine that individual well is layered the number of plies, preparation intelligence layering Water injection string, setting-up eccentricity long-distance intelligent injection well downhole flow regulator between the packer of each interval, and under Before well by seperated layer water injection level number to the specific control information coding of eccentric long-distance intelligent injection well downhole flow regulator and under Well duty is configured.
3, the intelligent layered water injection pipe column combination that will set, by individual well intelligence layered water injection pipe Enter under rod structure in water injection well, set the packer of each interval, make each interval become eccentric remote The water filling space that journey intelligent watering device independently controls.
4, surveyed software system processed by base control centre 26 computer remote and send No. one Layer monolayer is surveyed and is adjusted instruction, instruction to be sent to long-distance intelligent gauging means by computer network, far After Cheng Zhineng gauging means receives instruction, control instruction is converted to particular flow rate and pressure becomes Amount, injects fluid, the bias in water injection well by specific flow and pressure variations in water injection well Long-distance intelligent injection well downhole flow regulator is opened according to variable signal, the eccentric long-distance intelligent injection well downhole flow regulator opening respective layer Beginning water filling, long-distance intelligent gauging means measures flow information in real time and beams back base, and base is according to stream Amount change sends allotment signal, and long-distance intelligent gauging means sends in water injection well according to instruction and becomes Amount signal, controls monolayer bias long-distance intelligent injection well downhole flow regulator water nozzle aperture, repeats to survey regulation and control system operation, Monolayer water distribution quantity is made to reach to design requirement.
5, after ground floor survey tune completes, base control centre 26 computer remote regulation and control are surveyed Software system processed sends No. two floor monolayer and surveys tune instruction, and instruction is sent to far by computer network Cheng Zhineng gauging means, after long-distance intelligent gauging means receives instruction, changes control instruction For particular flow rate and pressure variations, in water injection well, inject stream by specific flow and pressure variations Body, the eccentric long-distance intelligent injection well downhole flow regulator in water injection well, according to variable signal, opens the inclined of respective layer Heart long-distance intelligent injection well downhole flow regulator starts water filling, and long-distance intelligent gauging means measures flow information in real time and sends out Going back to base, base sends allotment signal according to changes in flow rate, and long-distance intelligent gauging means is according to finger Order sends variable signal in water injection well, controls monolayer bias long-distance intelligent injection well downhole flow regulator water nozzle aperture, Repeat to survey regulation and control system operation, make monolayer water distribution quantity reach to design requirement.
7, repeat above survey to debug, complete the survey tune work of each layer.
8, after survey tune completes, eccentric long-distance intelligent injection well downhole flow regulator records the water filling pressure after allotment automatically Difference, flow, water nozzle aperture, eccentric long-distance intelligent injection well downhole flow regulator enters automatic constant pressure difference charging state, And Real-time Collection difference between reservoir pre ssure and injection pressure, flow, water nozzle aperture, relative analysis variable condition, automatically adjust Water saving mouth is opened, and keeps difference between reservoir pre ssure and injection pressure in the fluctuation range limited.Meanwhile, according to setting Data acquisition sends the time, and the difference between reservoir pre ssure and injection pressure gathered, flow, water nozzle aperture are sent by timing.
9, in the injecting process, need to adjust the water injection rate changing certain layer, then by the side of step 4 Method sends control instruction and allocates.
10, in the injecting process, need to close the water injection rate of certain layer, then from base control centre 26 Computer sends monolayer and stops note instruction, and instruction is sent to long-distance intelligent survey by computer network and adjusts Device, after long-distance intelligent gauging means receives instruction, is converted to particular flow rate by control instruction And pressure variations, in water injection well, inject fluid, water injection well by specific flow and pressure variations Interior eccentric long-distance intelligent injection well downhole flow regulator, according to variable signal, cuts out the eccentric long-distance intelligent of respective layer Injection well downhole flow regulator, and real time record flow, pressure and water nozzle aperture, treat again to receive beginning water filling During instruction, in the injecting process, the flow of storage, pressure and water nozzle opening information are sent out, Become the data of water injection well monolayer testing injection/pressure fall.
Arbitrary technical scheme disclosed in the invention described above unless otherwise stated, if it discloses Numerical range, then disclosed numerical range is preferred numerical range, any this area Skilled artisans appreciated that: preferably numerical range is only technology in many enforceable numerical value The numerical value that effectiveness comparison is obvious or representative.Owing to numerical value is more, it is impossible to exhaustive, so The present invention just open component values to illustrate technical scheme, and, above-mentioned row The numerical value lifted should not constitute the restriction to the invention protection domain.
If being used herein the word such as " first ", " second " to if limiting parts, Those skilled in the art should know: " first ", the use of " second " are only used to just Distinguishing parts on describing such as does not has outside Stated otherwise, and above-mentioned word is the most special Implication.
Meanwhile, if the invention described above discloses or relate to parts or the knot of connection fastened to each other Component, then, unless otherwise stated, fixing connection is it is to be understood that can releasably fix Connect (such as using bolt or screw to connect), it is understood that for: non-removable fixing Connecting (such as rivet, weld), certainly, connection fastened to each other can also be integral type structure (such as use casting technique is integrally formed manufacture) is replaced (substantially cannot be used integrally Except forming technology).
It addition, being used for applied in arbitrary technical scheme disclosed in the invention described above represents position The term of relation or shape its implication unless otherwise stated includes approximating with it, similar or close State or shape.The either component that the present invention provides both can be by multiple single ingredients Assemble, it is also possible to the separate part that the technique that is one of the forming manufactures.
If employ in describing the invention term " " center ", " longitudinally ", " laterally ", "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " etc., then orientation or the position relationship of the instruction of above-mentioned term are Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplification is retouched State rather than indicate or imply that the eccentric long-distance intelligent injection well downhole flow regulator of indication or element must have spy Fixed orientation, with specific azimuth configuration and operation, therefore it is not intended that the present invention is protected The restriction of scope.
Finally should be noted that: above example only in order to technical scheme to be described and Non-to its restriction；Although the present invention being described in detail with reference to preferred embodiment, affiliated The those of ordinary skill in field is it is understood that still can enter the detailed description of the invention of the present invention Row is revised or portion of techniques feature is carried out equivalent；Without deviating from technical solution of the present invention Spirit, it all should be contained in the middle of the technical scheme scope that the present invention is claimed.

Claims (18)

1. an eccentric long-distance intelligent injection well downhole flow regulator, it is characterised in that include going into the well cylinder and It is arranged on the electric supply installation in described well-sinking body, program control motor and adjustable water nozzle, wherein:
Described electric supply installation is used for as institute with described program-controlled electric mechatronics and described electric supply installation State program control motor supply electric energy；
Main fluid passageway and eccentric water injection passage it is provided with in described well-sinking body；
The water inlet of described eccentric water injection passage is connected with described main fluid passageway, described bias The outlet of waterflood path is gone into the well the wall body of cylinder and going out of described eccentric water injection passage described in running through Angle is there is between the length direction going out flow path direction and described main fluid passageway at the mouth of a river；
The rotating shaft of described program control motor and described adjustable water nozzle drive connection and described program control motor The aperture of described eccentric water injection passage can be regulated according to adjustable water nozzle described in the order-driven received.
Eccentric long-distance intelligent injection well downhole flow regulator the most according to claim 1, it is characterised in that Described eccentric long-distance intelligent injection well downhole flow regulator also includes sensor and control circuit, wherein:
Described electric supply installation electrically connects and described confession with described control circuit and described sensor Electric installation is for supplying electric energy for described control circuit and described sensor；
Described control circuit and described sensor and described program-controlled electric mechatronics, described sensing Device is arranged on described main fluid passageway and described eccentric water injection passage is interior and it is described for measuring Fluid pressure after the mouth of fluid pressure, described adjustable water nozzle before the mouth of adjustable water nozzle, described adjustable The aperture of water nozzle, the area of passage of described eccentric water injection passage and through described adjustable water nozzle In the flow of fluid partly or entirely and measurement result is inputted described control circuit；
Described control circuit is for filling described measurement result by circuit or transmission of wireless signals Put the intelligent remote measure and control device outside cylinder of going into the well described in output extremely or by described measurement result Line is passed through after the form that the intelligent remote measure and control device outside cylinder of going into the well described in being processed as can identify Road or wireless signal transmission output are to described intelligent remote measure and control device；
Described control circuit is additionally operable to according to described measurement result depositing in described control circuit Reservoir transfers instruction corresponding to measurement result set in advance and described or by circuit or wireless communication Number transmitting device is gone into the well the finger that the described intelligent remote measure and control device outside cylinder sends described in receiving Order, then sends extremely described program control motor by described instruction and makes described program control motor according to described finger Order drives described adjustable water nozzle to regulate the aperture of described eccentric water injection passage.
Eccentric long-distance intelligent injection well downhole flow regulator the most according to claim 1 and 2, its feature exists In, described in cylinder of going into the well include eccentric joint, urceolus, mozzle and lower eccentric joint, Wherein: described upper eccentric joint and described lower eccentric joint respectively with on described urceolus axial direction Two ports be detachably fixed connection；
Described electric supply installation, described program control motor, described control circuit and described adjustable water nozzle It is arranged between described urceolus and described mozzle；
The inwall of described upper eccentric joint, described mozzle and described lower eccentric joint three is altogether With forming described main fluid passageway；
The centrage of the flow inlet of described upper eccentric joint goes out head piece with described upper eccentric joint Centrage parallel to each other；
The centrage of the flow inlet of described lower eccentric joint goes out head piece with described lower eccentric joint Centrage parallel to each other；
The outlet of described eccentric water injection passage runs through the wall body of described lower eccentric joint；
Wherein Single port on described mozzle axial direction goes out head piece with described upper eccentric joint It is connected, the wherein another port on described mozzle axial direction and described lower eccentric joint Flow inlet is connected, and the water inlet of described eccentric water injection passage is arranged on the tube wall of described mozzle The length direction going out flow path direction and described mozzle of the outlet of upper and described eccentric water injection passage Between there is angle.
Eccentric long-distance intelligent injection well downhole flow regulator the most according to claim 3, it is characterised in that Described angle is right angle.
Eccentric long-distance intelligent injection well downhole flow regulator the most according to claim 3, it is characterised in that Described sensor includes that the forefront pressure of fluid pressure passes before the mouth for measuring described adjustable water nozzle Sensor, after measuring the mouth of described adjustable water nozzle the rear end pressure transducer of fluid pressure, use Water nozzle displacement in the area of passage measuring described adjustable water nozzle aperture or described eccentric water injection passage Sensor and for measuring the flow transducer of flow of the fluid through described adjustable water nozzle.
Eccentric long-distance intelligent injection well downhole flow regulator the most according to claim 5, it is characterised in that Described eccentric long-distance intelligent injection well downhole flow regulator also includes mounting seat, wherein:
Described mounting seat is provided with the water filling that the outlet with described eccentric water injection passage is connected Outlet flow passage and being connected with the water inlet of described eccentric water injection passage, described water filling outlet flow passage Logical water filling influent stream path, described water filling outlet flow passage and described water filling influent stream path are formed described At least part of section of eccentric water injection passage；
Described rear end pressure transducer and described flow transducer are all fixedly installed on described water filling On the inwall of outlet flow passage；
Described adjustable water nozzle is embedded in described water filling outlet flow passage and it can regulate described water filling and go out The area of passage of circulation flow path, or, described adjustable water nozzle be embedded in described water filling influent stream path and It can regulate the area of passage of described water filling influent stream path.
Eccentric long-distance intelligent injection well downhole flow regulator the most according to claim 6, it is characterised in that Described electric supply installation is at least one batteries cylinder, described control circuit be arranged in microcircuit cylinder and Described microcircuit cylinder between described electric supply installation and described program control motor, described forefront pressure Sensor is fixedly installed on described microcircuit cylinder and exposes the circumferential appearance of described microcircuit cylinder Face.
Eccentric long-distance intelligent injection well downhole flow regulator the most according to claim 7, it is characterised in that Described battery sleeve is threadeded with described microcircuit cylinder, described microcircuit cylinder and described program control motor Outer casing screw connect, the shell of described program control motor is threadeded with described mounting seat, described Mounting seat is threadeded with described lower eccentric joint.
9. an intelligent separate layer water injection string, it is characterised in that include sleeve pipe, oil pipe, divide Layer packer and at least two arbitrary described eccentric long-distance intelligent water distributions of joint claim 1-8 Device, wherein:
Within described oil pipe is positioned at described sleeve pipe；The water inlet port of described oil pipe and the intelligence on ground The outlet of remote monitor device is connected or position is relative, or, the water inlet end of described oil pipe Mouth is connected with the outlet of the water supply installation on ground or position is relative；
The not same district that the described eccentric long-distance intelligent injection well downhole flow regulator of different joints is arranged on described oil pipe Duan Shang, the described main fluid passageway of described eccentric long-distance intelligent injection well downhole flow regulator and the water in described oil pipe Circulation flow path is connected and described main fluid passageway forms this bias long-distance intelligent injection well downhole flow regulator place described The partial sector of described water-flowing path of described oil pipe；
At least two water export, each described water export and No. two it are provided with on described sleeve pipe Corresponding with the wherein stratum in overlying strata；
The outlet of the described eccentric water injection passage often saving described eccentric long-distance intelligent injection well downhole flow regulator is equal Towards a described water export or all it is connected with a described water export；
Different described layer separating packers is arranged on space between described sleeve pipe and described oil pipe In different intervals, and the described layer separating packer being in the state of setting can separate described sleeve pipe Two adjacent water exports that upper and different described stratum is corresponding are so that by described eccentric water injection The water that the outlet of passage flows out water export on described sleeve pipe is only injected into this water export That number corresponding stratum.
10. an intelligent remote measure and control device, it is characterised in that include housing and be arranged on Supply module, control motor and electric control valve in described housing, wherein:
Described supply module electrically connects with described control motor and described supply module is used for as institute State control motor supply electric energy；
First fluid passage and second fluid passage it is provided with in described housing；
The outlet of described first fluid passage or described second fluid passage and claim 1-9 The water inlet of the main fluid passageway of arbitrary described eccentric long-distance intelligent injection well downhole flow regulator is connected；
The outlet of described second fluid passage go out flow path direction and described first fluid passage Outlet to go out both flow path directions parallel or there is angle between the two；
Described control motor includes the first motor and the second motor, and described electric control valve includes First electric control valve and the second electric control valve, the rotating shaft of described first motor and described the The rotating shaft of one electric control valve drive connection and described first motor can drive described first electric adjustable The aperture of first fluid passage, the water inlet of described second fluid passage and institute described in joint valve regulation State first fluid passage to be positioned at the section in described first electric control valve downstream and be connected, described The rotating shaft of two motors and described second electric control valve drive connection and the rotating shaft of described second motor The aperture of second fluid passage described in described second motorized adjustment valve regulation can be driven.
11. intelligent remote measure and control devices according to claim 10, it is characterised in that Described intelligent remote measure and control device also includes sensing device and control circuit, wherein:
Described supply module electrically connects and described with described control circuit and described sensing device Supply module is for supplying electric energy for described control circuit and described sensing device；
Described control circuit electrically connects with described sensing device and described control motor, described biography Induction device is arranged on described first fluid passage or described second fluid passage is interior and it is for measuring Fluid pressure after the valve of fluid pressure, described electric control valve before the valve of described electric control valve, The area of passage of described first fluid passage, the area of passage of described second fluid passage, process The flow of the fluid of described first electric control valve and through the stream of described second electric control valve In the flow of body partly or entirely and testing result is inputted described control circuit；
Described control circuit is for passing through circuit by described testing result and described measurement result Or wireless signal transmission output is to base control centre or by described testing result, described Measurement result is passed by circuit or wireless signal after being processed as the form that base control centre can identify The output of defeated device is to described base control centre；
Described control circuit is additionally operable to according to described testing result, described measurement result from described behaviour Memorizer in control circuit transfers set in advance and described testing result, described measurement result pair The order answered or receive described base control centre by circuit or wireless signal transmission and send Order, then order corresponding with described control motor in described order is converted to described control Sending extremely described control motor after the form that motor processed can identify makes described control motor according to described Order drives described electric control valve to regulate described first fluid passage and/or described second The aperture of body passage；
Described control circuit is additionally operable to order corresponding with described program control motor in described order Filled by circuit or transmission of wireless signals after being converted to the described instruction of described program-controlled electric function identification Put transmission extremely described program control motor or transmission extremely described control circuit by described control circuit by described Instruction sends to described program control motor.
12. intelligent remote measure and control devices according to claim 11, it is characterised in that Described sensing device includes before the valve for measuring described first electric control valve before fluid pressure End pressure sensing device, for measuring after the valve of described first electric control valve after fluid pressure End pressure sensing device and for measuring the fluid flow through described first electric control valve Flow sensor.
13. 1 kinds of intelligent remotes are surveyed and are adjusted layered water injection method, it is characterised in that include following step Rapid: step A, will described in claim 9 intelligence separate layer water injection string under enter in water injection well, sit Seal the described layer separating packer of each interval in space between described sleeve pipe and described oil pipe, make each Interval becomes the water filling space that eccentric long-distance intelligent injection well downhole flow regulator independently controls；
Step B, right is wanted by circuit or wireless signal transmission by base control centre Ask intelligent remote measure and control device described in 11 send be No. two with a stratum therein in overlying strata The order of water filling, the control circuit of described intelligent remote measure and control device by described order with described Control to send to described after order corresponding to motor is converted to the form that described control motor can identify Control motor to regulate described first fluid passage and/or the aperture of described second fluid passage, to Being positioned at the oil pipe water filling of the described intelligence separate layer water injection string of water injection well, described control circuit is also Described program control motor by eccentric long-distance intelligent injection well downhole flow regulator corresponding with this number stratum in described order Corresponding order sends to this bias far after being converted to the described instruction of described program-controlled electric function identification Described instruction is sent to described by the described control circuit of journey intelligent watering device by described control circuit Program control motor to regulate the aperture of the described eccentric water injection passage of this bias long-distance intelligent injection well downhole flow regulator, Wanting of make the water yield injected for this number stratum reach described order that described base control centre sends Ask；
Step C, by described base control centre by circuit or wireless signal transmission to institute Stating intelligent remote measure and control device and send the order into another number stratum water filling, described intelligent remote is surveyed Order corresponding with described control motor in described order is converted to institute by the control circuit of control device State and send to described control motor to regulate described first fluid after controlling the form that motor can identify Passage and/or the aperture of described second fluid passage, to the described intelligence layering being positioned at water injection well The oil pipe water filling of water injection string, described control circuit also by described order with this another number stratum The order that the described program control motor of corresponding eccentric long-distance intelligent injection well downhole flow regulator is corresponding is converted to described journey The described control to this bias long-distance intelligent injection well downhole flow regulator is sent after the described instruction that control motor can identify Described instruction is sent to described program control motor remote to regulate this bias by described control circuit by circuit The aperture of the described eccentric water injection passage of journey intelligent watering device, makes as this another number stratum injection The water yield reaches the requirement of the described order that described base control centre sends.
14. intelligent remotes according to claim 13 are surveyed and are adjusted layered water injection method, and it is special Levying and be, the number on described stratum is more than No. three, and described intelligent remote is surveyed and adjusted seperated layer water injection side Method is further comprising the steps of:
Repeating said steps C, completes the water filling on each stratum, surveys and adjust work.
15. intelligent remotes according to claim 13 are surveyed and are adjusted layered water injection method, and it is special Levying and be, described intelligent remote is surveyed and is adjusted layered water injection method further comprising the steps of:
After D, survey tune complete, the described control circuit of described eccentric long-distance intelligent injection well downhole flow regulator is automatic Difference between reservoir pre ssure and injection pressure after record allotment, flow, adjustable water nozzle aperture, described eccentric long-distance intelligent is joined Hydrophone enters automatic constant pressure difference charging state, and Real-time Collection difference between reservoir pre ssure and injection pressure, flow, adjusting water Mouth aperture, relative analysis variable condition, it is automatically adjusted described adjustable water nozzle and opens, keep water filling Pressure reduction is in the fluctuation range limited；Meanwhile, send the time according to the data acquisition set, fixed Time by the difference between reservoir pre ssure and injection pressure gathered, flow, adjustable water nozzle aperture by circuit or transmission of wireless signals Device is sent to the described control circuit of described intelligent remote measure and control device.
16. intelligent remotes according to claim 13 are surveyed and are adjusted layered water injection method, and it is special Levying and be, described intelligent remote is surveyed and is adjusted layered water injection method further comprising the steps of:
In E, the injecting process, need to change the water injection rate on certain number stratum in stratum, then according to step Described intelligent remote measure and control device is sent as in stratum by the method for rapid B by base control centre The order of this number stratum water filling, allocates the water injection rate on this number stratum.
17. intelligent remotes according to claim 13 are surveyed and are adjusted layered water injection method, and it is special Levying and be, described intelligent remote is surveyed and is adjusted layered water injection method further comprising the steps of:
In F, the injecting process, need to close the water injection rate on certain number stratum in stratum, then by base Described intelligent remote measure and control device is sent by control centre by circuit or wireless signal transmission This number stratum stops the order of water filling, and the control circuit of described intelligent remote measure and control device is by institute State order corresponding with described control motor in order and be converted to the lattice that described control motor can identify Send after formula to described control motor to regulate described first fluid passage and/or described second The aperture of body passage, to be positioned at water injection well described intelligence separate layer water injection string oil pipe water filling, Described control circuit also will need to stop corresponding inclined in a stratum of water filling with this in described order The order that the described program control motor of heart long-distance intelligent injection well downhole flow regulator is corresponding is converted to the knowledge of this program-controlled electric function The described control circuit sent after other described instruction to this bias long-distance intelligent injection well downhole flow regulator is by described Described instruction is sent to this program control motor to close this bias long-distance intelligent injection well downhole flow regulator by control circuit Described eccentric water injection passage, be no longer this number stratum water filling.
18. intelligent remotes according to claim 17 are surveyed and are adjusted layered water injection method, and it is special Levying and be, described intelligent remote is surveyed and is adjusted layered water injection method further comprising the steps of:
While performing described step F, the described manipulation electricity of described intelligent remote measure and control device Road or the described eccentric described control circuit real time record flow of long-distance intelligent injection well downhole flow regulator, pressure and The aperture of adjustable water nozzle, in time again receiving the order into this number stratum water filling, in water filling Cheng Zhong, by the opening information of flow, pressure and the adjustable water nozzle of storage by circuit or wireless communication Number transmitting device is sent to described base control centre, becomes water injection well monolayer testing injection/pressure fall Data.
CN201510085386.5A 2015-02-17 2015-02-17 Intelligent eccentric remote water distributor, intelligent separated layer water injection tubular column, intelligent remote measuring and control device and intelligent remote measured and regulated separated layer water injection method Pending CN105986791A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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CN108121369A (en) * 2017-12-20 2018-06-05 中国石油天然气股份有限公司 A kind of Intelligent water injection remote control apparatus and method
CN108397173A (en) * 2018-02-07 2018-08-14 中国石油天然气股份有限公司 Seperated layer water injection system and layered water injection method
CN108803685A (en) * 2018-06-06 2018-11-13 浙江工业大学 Fluid measure and control device towards optimizing regulation and long-range optimal regulation method
CN109138948A (en) * 2018-09-21 2019-01-04 中国石油天然气股份有限公司 A kind of underground pressure controlling intelligent injection well downhole flow regulator and application method
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2300623C1 (en) * 2005-10-18 2007-06-10 Открытое акционерное общество "Татнефть" им. В.Д. Шашина Injection well head tubing
CN201448100U (en) * 2009-08-13 2010-05-05 西安石油大学 Automatic control device for down-hole flow of water injection well
CN201991505U (en) * 2011-04-06 2011-09-28 大庆华油石油科技开发有限公司 Underground controllable electric regulator
CN102305054A (en) * 2011-09-20 2012-01-04 武汉理工大学 Underground separated layer water injection control system based on RFID (radio frequency identification device)
CN202531137U (en) * 2012-02-21 2012-11-14 西安思坦仪器股份有限公司 Automatic measuring, regulating and monitoring separated layer injection water distributor
CN103362486A (en) * 2012-04-05 2013-10-23 中国石油天然气股份有限公司 Digital underground layering water injection testing and adjusting process pipe column and operation method thereof
CN204679780U (en) * 2015-02-17 2015-09-30 赵华 Intelligent remote measure and control device and intelligent zonal injection system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2300623C1 (en) * 2005-10-18 2007-06-10 Открытое акционерное общество "Татнефть" им. В.Д. Шашина Injection well head tubing
CN201448100U (en) * 2009-08-13 2010-05-05 西安石油大学 Automatic control device for down-hole flow of water injection well
CN201991505U (en) * 2011-04-06 2011-09-28 大庆华油石油科技开发有限公司 Underground controllable electric regulator
CN102305054A (en) * 2011-09-20 2012-01-04 武汉理工大学 Underground separated layer water injection control system based on RFID (radio frequency identification device)
CN202531137U (en) * 2012-02-21 2012-11-14 西安思坦仪器股份有限公司 Automatic measuring, regulating and monitoring separated layer injection water distributor
CN103362486A (en) * 2012-04-05 2013-10-23 中国石油天然气股份有限公司 Digital underground layering water injection testing and adjusting process pipe column and operation method thereof
CN204679780U (en) * 2015-02-17 2015-09-30 赵华 Intelligent remote measure and control device and intelligent zonal injection system

Cited By (30)

* Cited by examiner, † Cited by third party
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CN107013194A (en) * 2017-06-16 2017-08-04 南京叁拾壹度机电设备有限公司 A kind of intelligent watering device and its remote auto survey allotment water system
CN107780905A (en) * 2017-10-25 2018-03-09 中国石油天然气股份有限公司 A kind of pressure flow dual carrier underground and ground communications device
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CN108121369A (en) * 2017-12-20 2018-06-05 中国石油天然气股份有限公司 A kind of Intelligent water injection remote control apparatus and method
CN108397173A (en) * 2018-02-07 2018-08-14 中国石油天然气股份有限公司 Seperated layer water injection system and layered water injection method
US10890059B2 (en) 2018-02-07 2021-01-12 Petrochina Company Limited Layered water injection system and layered water injection method
CN108803685A (en) * 2018-06-06 2018-11-13 浙江工业大学 Fluid measure and control device towards optimizing regulation and long-range optimal regulation method
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CN109138948B (en) * 2018-09-21 2023-11-28 中国石油天然气股份有限公司 Underground pressure-controlled intelligent water distributor and use method thereof
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CN111852419A (en) * 2019-04-26 2020-10-30 中国石油天然气股份有限公司 Separate-layer water injection pipe column, starting pressure determining method and device and cable testing and adjusting system
CN112211603A (en) * 2019-07-12 2021-01-12 中国石油天然气股份有限公司 Stratified water injection system and control method thereof
CN110273676A (en) * 2019-07-19 2019-09-24 西安思坦仪器股份有限公司 A kind of hole diameter flow adjustment test macro and method
CN112302593B (en) * 2019-08-01 2022-11-01 中国石油天然气股份有限公司 Water polymer flooding injection allocation device and water polymer flooding integrated intelligent separate injection system
CN112302593A (en) * 2019-08-01 2021-02-02 中国石油天然气股份有限公司 Water is gathered and is driven and join in marriage notes ware and water and gather and drive integration intelligence and divide water system of spouting
CN110965971B (en) * 2019-12-12 2020-09-22 东北石油大学 Annular simulation device for water injection well
CN110965971A (en) * 2019-12-12 2020-04-07 东北石油大学 Annular simulation device for water injection well
CN112267858A (en) * 2020-09-14 2021-01-26 中国石油天然气股份有限公司 Water distributor for oil exploitation and use method thereof
CN114458259A (en) * 2020-11-03 2022-05-10 中国海洋石油集团有限公司 Control device and control method for double-medium layered injection flow
CN112554853A (en) * 2020-12-11 2021-03-26 成都北方石油勘探开发技术有限公司 Method and system for controlling water injection or gas injection
CN112682005A (en) * 2020-12-29 2021-04-20 四川省科学城久利电子有限责任公司 Novel water distributor adjusting structure
CN113374456B (en) * 2021-07-07 2022-05-03 中国石油化工股份有限公司 Pressure wave two-way communication layered water injection device
CN113374456A (en) * 2021-07-07 2021-09-10 中国石油化工股份有限公司 Pressure wave two-way communication layered water injection device
CN114542032A (en) * 2022-02-25 2022-05-27 北京奥依尔技术开发有限公司 Layered flow monitoring device and method for oilfield water injection well
CN117231186A (en) * 2023-11-14 2023-12-15 西安洛科电子科技股份有限公司 Layered pressure driving device for pressure driving water injection and pressure driving system thereof
CN117231186B (en) * 2023-11-14 2024-02-02 西安洛科电子科技股份有限公司 Layered pressure driving device for pressure driving water injection and pressure driving system thereof
CN117248872A (en) * 2023-11-17 2023-12-19 贵州航天凯山石油仪器有限公司 Underground integrated intelligent injection allocation device for realizing one allocation and two allocation and measuring and adjusting method
CN117248872B (en) * 2023-11-17 2024-02-06 贵州航天凯山石油仪器有限公司 Underground integrated intelligent injection allocation device for realizing one allocation and two allocation and measuring and adjusting method

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Application publication date: 20161005