CN104500009A - Digital type separate injection intelligent control system - Google Patents
Digital type separate injection intelligent control system Download PDFInfo
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- CN104500009A CN104500009A CN201410802623.0A CN201410802623A CN104500009A CN 104500009 A CN104500009 A CN 104500009A CN 201410802623 A CN201410802623 A CN 201410802623A CN 104500009 A CN104500009 A CN 104500009A
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- 238000002347 injection Methods 0.000 title claims abstract description 64
- 239000007924 injection Substances 0.000 title claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000012360 testing method Methods 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims description 28
- 238000004891 communication Methods 0.000 claims description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 210000002445 nipple Anatomy 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 7
- 238000009826 distribution Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000007689 inspection Methods 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 15
- 239000012530 fluid Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000003750 conditioning effect Effects 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000035800 maturation Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/20—Displacing by water
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/10—Locating fluid leaks, intrusions or movements
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Remote Sensing (AREA)
- Earth Drilling (AREA)
Abstract
The invention belongs to the technical field of water injection of oil and gas wells, and particularly provides a digital separate injection intelligent control system which comprises an oil pipe, a digital water distributor arranged on the oil pipe, a ground controller, a well testing vehicle, a cable and an underground controller; the ground controller is connected with the well testing vehicle and arranged on the ground outside the well, one end of the cable is coiled on the well testing vehicle, the other end of the cable is connected with the underground controller, and the underground controller is movably arranged in the oil pipe. The invention adopts the digital water distributor to form a brand new water injection allocation mode, gets rid of the operation procedures of mechanical guiding and lateral positioning of a throwing and fishing instrument, repeated throwing and fishing of a blanking plug and the like through a wireless butt joint mode of the underground controller and the digital water distributor, realizes the functions of direct reading monitoring, intelligent injection allocation, automatic seal inspection and the like of the stratified water injection, solves the problems of fine water distribution and test allocation of a conventional process in a highly deviated well, a deep well and a produced water reinjection well, and improves the technical level of the fine stratified water injection process.
Description
Technical field
The invention belongs to Oil/gas Well water injection technology field, be specifically related to a kind of digital dispensing intelligence control system.
Background technology
Digital dispensing intelligence control system is a kind of brand-new water filling mixing system, really can realize the water filling that becomes more meticulous.Along with going deep into of oil field development, need regularly to test each substratum flow, to grasp water injection well each layer water swelling elastomer and each layer system Pressure Variation, instruct rational allocation test period, improve water filling validity, reach the target of meticulous water filling.
At present, oil field at home mainly adopts seperated layer water injection mode to develop, and the separate zone waterflooding technology of existing maturation mainly comprises hollow dispensing technology, concentric integrated dispensing technology, bridge-type eccentric dispensing technology and traditional eccentric dispensing technology; And the supporting survey conditioning technology of maturation mainly contains steel wire operation survey conditioning technology and wireline operation surveys conditioning technology.
Wherein, hollow dispensing technology and concentric integrated dispensing technology adopt hollow distributor or integrated type water distribution device to carry out layering water distribution, adopting steel wire operation to carry testing flow meter flow, carrying out Flow-rate adjustment by changing the water nozzle be arranged in central passage water distributing core; And first to pull upper strata water distributing core out when changing lower floor's water nozzle, pulling workload can increase with the dispensing number of plies and sharply increase, and be not suitable for the well that layering is too much, these two kinds of dispensing technology can only carry out the pressure fall-off test of conjunction layer.
Bridge-type eccentric dispensing technology and traditional eccentric dispensing technology are all install to realize water filling with the blanking plug of fixing water nozzle or adjustable stopper in injection well downhole flow regulator lateral eccentricity hole, need to adopt steel wire or wireline operation during test allotment.Need pulling repeatedly to change fixing water nozzle during steel wire operation, workload is large, and pulling instrument lateral register is butted into that power is low, and meanwhile, water nozzle size has noncontinuity, allotment low precision; Measurement and adjustment instrument regulating arm and adjustable water nozzle docking side direction power transmission structure complicated, power transmission efficiency is low, and it is low to be butted into power, and adjustable water nozzle complex structure, degree of regulation poor, easily block.
Especially in recent years, high angle hole, deep-well and produced-water reinjection well increase year by year, no matter are adopt steel wire or cable to survey to adjust, all need to adopt eccentric operation, needing meticulous mechanical type guiding, location, realizing dropping-fishing test to fetching.Meanwhile, by the impact of the factors such as hole deviation, well depth, recovered water water quality complexity, injection well downhole flow regulator guiding mechanism and measurement and adjustment instrument device machining accuracy, in complicated well type, dispensing and survey adjust difficulty larger, really cannot realize the water filling that becomes more meticulous.
Summary of the invention
The object of the invention is to overcome the deficiency that in prior art, seperated layer water injection exists, the invention provides a kind of digital dispensing intelligence control system, digital injection well downhole flow regulator is adopted to form a kind of brand-new water filling allotment pattern, by the wireless docking mode of downhole controller and digital injection well downhole flow regulator, break away from pulling instrument mechanical guide and lateral register, blanking plug is repeatedly thrown in and the flow chart such as to be salvaged, realize seperated layer water injection direct-reading measurement, intelligence injection allocation and automatically test the functions such as envelope, solve common process at high angle hole, deep-well and produced-water reinjection well become more meticulous water distribution and test allotment a difficult problem, promote fine separated layer water injection process technical level.
Technical scheme of the present invention is as follows: provide a kind of digital dispensing intelligence control system, comprises oil pipe and is arranged on the digital injection well downhole flow regulator on oil pipe, also comprise ground controller, well testing truck, cable and downhole controller; Described cable is placed on well testing truck, one end of described cable is connected with the signal input part of ground controller, the other end is connected with the signal output part of downhole controller, and the signal output part of described ground controller is connected with computer, and described downhole controller is movably placed in oil pipe.
This system also comprises ground installation, and described ground installation comprises lubricator and water injection well, and water injection well is arranged on the top of described oil pipe, and lubricator is arranged on described water injection well.
This system also comprises downhole hardware; described downhole hardware comprises sleeve pipe, casing protective packer, packer, preset seating nipple, ball-and-seat, screen casing and plug; described sleeve pipe is arranged on the periphery of oil pipe; casing protective packer, packer, preset seating nipple, ball-and-seat, screen casing and plug connect with oil pipe merogenesis from top to bottom successively, and are fixed in sleeve pipe.
Above-mentioned digital injection well downhole flow regulator has multiple, and is connected with oil pipe merogenesis.
Above-mentioned digital injection well downhole flow regulator comprises top connection, the water inlet be arranged in top connection, electric supply installation one, central tube, electric supply installation two, flow meter, flow-controlling meter, center-control CPU, seal-checking instrument, pressure tester, lower contact and the delivery port that is arranged in lower contact; Described central tube is fixed between top connection and lower contact, and it is outside that flow meter is welded on central tube stage casing, and flow meter is communicated with by flow meter flow channels with central tube, and water inlet is communicated with central tube and flow meter flow channels; Described electric supply installation one is all inserted into top connection lower end with electric supply installation two upper end, and the upper and lower two ends of described flow meter are all connected with connecting pipe, and connecting pipe is connected in flow meter flow channels; Described flow-controlling meter, center-control CPU, seal-checking instrument, pressure tester are looped around around central tube hypomere, and its lower end is all inserted on the upper surface of lower contact, and described flow-controlling meter and pressure tester are electrically connected with center-control CPU respectively.
The upper surface of above-mentioned lower contact is also provided with wireless module mount pad, dismounting fabrication hole and trip bolt, described dismounting fabrication hole is adjacent with trip bolt, and described wireless module mount pad is placed between seal-checking instrument and trip bolt.
Above-mentioned flow-controlling meter is electrically connected with electric supply installation one; Described flow meter, center-control CPU, seal-checking instrument, pressure tester are electrically connected with electric supply installation two.
The helmet that above-mentioned downhole controller comprises urceolus, is connected with urceolus upper end, and to be connected with urceolus lower end mould pillar, cable head socket, magnet steel pillar, circuit framework, coding circuit, telecommunication circuit and wireless communication module is disposed with from top to bottom in described urceolus, the signal output part of described wireless communication module is electrically connected with coding circuit signal input part, described coding circuit signal output part is electrically connected with telecommunication circuit signal input part, and described telecommunication circuit signal output part is electrically connected with ground controller; Described cable head socket is connected with cable; Magnet steel, coil block and pad is provided with in described magnet steel pillar; Described circuit framework is provided with power module, described power module is electrically connected with cable head socket, described coding circuit and telecommunication circuit parallel join are between circuit framework and wireless communication module, and described coding circuit, telecommunication circuit and wireless communication module are all electrically connected with power module; Described wireless communication module lower end is connected with adapter.
Above-mentioned ground controller comprises support, casing, control panel, internal base plate; Described control panel is arranged on casing front end, control panel is provided with decoding indicator lamp, output button, electric current button, knob, gain button, polarity shift button, cable coupling button, display screen, power knob, USB interface; Described internal base plate is fixed by screws on the base of casing, and described box back is provided with cable socket, electrical socket and computer Connection Block.
Beneficial effect of the present invention:
(1) the present invention adopts digital injection well downhole flow regulator to form a kind of brand-new water filling allotment pattern, by the wireless docking mode of downhole controller and digital injection well downhole flow regulator, break away from pulling instrument mechanical guide and lateral register, blanking plug repeatedly throw in and the flow chart such as to salvage, solve the technique test that pulling operation brings repeatedly in the past and be deployed into the low problem of power efficiency.
(2) the present invention tests allocation process and adopts cable to carry downhole controller and carry out operation, survey and adjust result in ground controller and computerized data acquisition treatment system simultaneous display, achieve seperated layer water injection direct-reading measurement and intelligent injection allocation function, improve and be measured and tuned into power and efficiency.
(3) the present invention can long term monitoring dispensing hole condition, digital injection well downhole flow regulator carries out a data acquisition at set intervals, and store data in center-control CPU, when downhole controller enters after digital injection well downhole flow regulator sets up wireless telecommunications, data will pass to ground controller by cable, by the every data of computer for analysis, to meticulous water filling have reality know meaning.
(4) present invention achieves and automatically test envelope function, because digital injection well downhole flow regulator is integrated with flow control system and pressure monitor system, only need to close seperated layer water injection water nozzle pipe nipple and just can realize testing seal about packer.
Below with reference to accompanying drawing, the present invention is described in further details.
Accompanying drawing explanation
Fig. 1 is the present invention's digital dispensing intelligence control system assembly structure schematic diagram.
Fig. 2 is the digital injection well downhole flow regulator structural representation of the present invention's digital dispensing intelligence control system.
Fig. 3 is A-A place generalized section in Fig. 2.
Fig. 4 is B-B place generalized section in Fig. 2.
Fig. 5 is the downhole controller structural representation of the digital dispensing intelligence control system of the present invention.
Fig. 6 is the ground controller structural representation of the digital dispensing intelligence control system of the present invention.
Fig. 7 is C-C place generalized section in Fig. 6.
Description of reference numerals: 1, computer; 2, ground controller; 3, well testing truck; 4, cable; 5, lubricator; 6, water injection well; 7, sleeve pipe; 8, oil pipe; 9, casing protective packer; 10, downhole controller; 11, digital injection well downhole flow regulator; 12, packer; 13, preset seating nipple; 14, ball-and-seat; 15, screen casing; 16, plug; 17, top connection; 18, water inlet; 19, electric supply installation one; 20, central tube; 21, electric supply installation two; 22, connecting pipe; 23, flow meter; 24, flow meter sheath; 25, flow-controlling meter; 26, center-control CPU; 27, seal-checking instrument; 28, pressure tester; 29, delivery port; 30, lower contact; 31, flow meter flow channels; 32, battery sleeve; 33, wireless module mount pad; 34, fabrication hole is dismantled; 35, trip bolt; 36, water nozzle pipe nipple; 37, support; 38, casing; 39, helmet; 40, cable head socket; 41, urceolus; 42, magnet steel pillar; 43, pad; 44, magnet steel; 45, coil block; 46, circuit framework; 47, power module; 48, coding circuit 49, telecommunication circuit; 50, wireless communication module; 51, adapter; 52, pillar is moulded; 53, control panel; 54, decoding indicator lamp; 55, button is exported; 56, electric current button; 57, knob; 58, gain button; 59, polarity shift button; 60, cable coupling button; 61, display screen; 62, power knob; 63, USB interface; 64, cable socket; 65, electrical socket; 66, computer Connection Block; 67, internal base plate.
Detailed description of the invention
Embodiment 1:
In order to overcome the deficiency that in prior art, seperated layer water injection exists, present embodiments provide a kind of digital dispensing intelligence control system as shown in Figure 1, the digital injection well downhole flow regulator 11 comprising oil pipe 8 and be arranged on oil pipe 8, also comprises ground controller 2, well testing truck 3, cable 4 and downhole controller 10; Described cable 4 is placed on well testing truck 3, one end of described cable 4 is connected with the signal input part of ground controller 2, the other end is connected with the signal output part of downhole controller 10, the signal output part of described ground controller 2 is connected with computer 1, described downhole controller 10 is movably placed in oil pipe 8, downhole controller 10, under the driving of cable 4, moves up and down in oil pipe 8 and digital injection well downhole flow regulator 11.
Digital injection well downhole flow regulator 11 has independently flow control system 25, under the monitor and forecast of center-control CPU26, according to injection allocation amount, can carry out flow automatic governing at set intervals.When needs manually adjust water injection rate, when downhole controller 10 moves to various level digital injection well downhole flow regulator 11 place, send adjustment signal, after the center-control CPU26 of digital injection well downhole flow regulator 11 receives signal, by the aperture of the water nozzle pipe nipple 36 in adjustment flow control system 25, change uninterrupted.Simultaneously, downhole controller 10 can read by communication historical traffic, pressure and temperature data and each data such as flow allocating process and changes in flow rate that central controller 26 stores and pass back to ground controller 2 by cable 4, be presented on computer 1, realize direct-reading measurement.
Described digital injection well downhole flow regulator 11 has multiple, and is connected with oil pipe 8 merogenesis, the number of digital injection well downhole flow regulator 11 and spacing each other can need according to actual dispensing well and earth formation feature be determined.
Embodiment 2:
On the basis of embodiment 1, this digital dispensing intelligence control system also comprises ground installation and downhole hardware, this ground installation comprises lubricator 5 and water injection well 6, and water injection well 6 is arranged on the top of described oil pipe 8, and lubricator 5 is arranged on described water injection well 6; Downhole hardware comprises sleeve pipe 7, casing protective packer 9, packer 12, preset seating nipple 13, ball-and-seat 14, screen casing 15 and plug 16; described sleeve pipe 7 is arranged on the periphery of oil pipe 8; casing protective packer 9, packer 12, preset seating nipple 13, ball-and-seat 14, screen casing 15 and plug 16 connect with oil pipe 8 merogenesis from top to bottom successively, and are fixed in sleeve pipe 7.Wherein, for preventing, plug 16 treats that the coarse granule impurity in water injection well enters in oil pipe 8; Screen casing 15, ball-and-seat 14 and preset seating nipple 13 are successively set on oil pipe 8, namely oil pipe 8 is made up of multiple-tubing string, screen casing 15 is connected with plug 16 by an oil pipe, ball-and-seat 14 is connected with screen casing 15 by an oil pipe, preset seating nipple 13 is connected with ball-and-seat 14 by an oil pipe, and preset seating nipple 13 is connected with digital injection well downhole flow regulator 11 by an oil pipe.
Embodiment 3:
On the basis of embodiment 1, as shown in Figure 2, Figure 3, Figure 4, described digital injection well downhole flow regulator 11 comprise top connection 17, the water inlet 18 be arranged in top connection 17, electric supply installation 1, central tube 20, electric supply installation 2 21, flow meter 23, flow-controlling meter 25, center-control CPU26, seal-checking instrument 27, pressure tester 28, lower contact 30 and the delivery port 29 that is arranged in lower contact 30;
Described central tube 20 is fixed between top connection 17 and lower contact 30, and it is outside that flow meter 23 is welded on central tube 20 stage casing, and flow meter 23 is communicated with by flow meter flow channels 31 with central tube 20, and water inlet 18 is communicated with central tube 20 and flow meter flow channels 31; Described electric supply installation 1 is all inserted into top connection 17 lower end with electric supply installation 2 21 upper end, establishes battery sleeve 32, be furnished with multistage battery in battery sleeve 32 in electric supply installation 1 and electric supply installation 2 21; Described flow meter 23 is by flow meter sheath 24 around going along with sb. to guard him, and it is outside to be welded on central tube 20, and described flow meter about 23 two ends are all connected with connecting pipe 22, and connecting pipe 22 is connected in flow meter flow channels 31; Described flow-controlling meter 25, center-control CPU26, seal-checking instrument 27, pressure tester 28 are looped around around central tube 20 hypomere, its lower end is all inserted on the upper surface of lower contact 30, described flow-controlling meter 25 is provided with water nozzle pipe nipple 36, and delivery port 29 is communicated with the oil jacket annular space that water nozzle pipe nipple 36 forms with sleeve pipe 7 and oil pipe 8; Described flow-controlling meter 25 and pressure tester 28 are electrically connected with center-control CPU26 respectively.
The upper surface of described lower contact 30 is also provided with wireless module mount pad 33, dismounting fabrication hole 34 and trip bolt 35, described dismounting fabrication hole 34 is adjacent with trip bolt 35, and described wireless module mount pad 33 is placed between seal-checking instrument 27 and trip bolt 35.Wireless module mount pad 33 is used for assembling communication antenna, and trip bolt 35 is used for the jack of fastening modules and socket, and the later stage dismounting maintenance that is set to of dismounting fabrication hole 34 is provided convenience.
Described flow-controlling meter 25 is electrically connected with electric supply installation 1; Described flow meter 23, center-control CPU26, seal-checking instrument 27, pressure tester 28 are electrically connected with electric supply installation 2 21.Center-control CPU26 control flow check gauge 23, seal-checking instrument 27, pressure tester 28 work; Water nozzle pipe nipple 36 works after flow-controlling meter 25 sends instruction; Described seal-checking instrument 27 works after pressure tester 28 sends instruction.
Particularly, the operating principle of digital injection well downhole flow regulator 11 is as follows: fluid flows into digital injection well downhole flow regulator 11 by oil pipe 8, part fluid enters bottom oil pipe by central tube 20 from lower contact 30 outflow, part fluid is flowed out from central tube 20 by water inlet 18, enter the flow meter flow channels 31 of flow meter 23, flow meter 23 is under the monitoring of center-control CPU26, test the fluid flow by connecting pipe 22, and by data transfer to center-control CPU26 to contrast injection allocation amount, if do not reach injection allocation requirement, center-control CPU26 sends instruction, the water nozzle pipe nipple 36 of adjust flux accommodometer 25, uninterrupted is controlled with this, repeatedly after test passes, water nozzle pipe nipple 36 stops regulating, fluid flows into the oil jacket annular space of sleeve pipe 7 and oil pipe 8 composition by delivery port 29, complete injection allocation requirement.When needing to test envelope, pressure tester 28 carries out data analysis by pressure monitoring and center-control CPU26, and water nozzle pipe nipple 36 is closed in instruction, and make flow be reduced to zero, seal-checking instrument 27 is started working, and after testing envelope, then carries out Flow-rate adjustment process.
As shown in Figure 5, downhole controller 10 comprises urceolus 41, the helmet 39 be connected with urceolus 41 upper end, and to be connected with urceolus 41 lower end mould pillar 52, cable head socket 40 is disposed with from top to bottom in described urceolus 41, magnet steel pillar 42, circuit framework 46, coding circuit 48, telecommunication circuit 49 and wireless communication module 50, the signal output part of described wireless communication module 50 is electrically connected with coding circuit 48 signal input part, described coding circuit 48 signal output part is electrically connected with telecommunication circuit 49 signal input part, described telecommunication circuit 49 signal output part is electrically connected with ground controller 2, described cable head socket 40 is connected with cable 4, magnet steel 44, coil block 45 and pad 43 is provided with in described magnet steel pillar 42, described circuit framework 46 is provided with power module 47, described power module 47 is electrically connected with cable head socket 40, described coding circuit 48 and telecommunication circuit 49 parallel join are between circuit framework 46 and wireless communication module 50, and described coding circuit 48, telecommunication circuit 49 and wireless communication module 50 are all electrically connected with power module 47, described wireless communication module 50 lower end is connected with adapter 51.
Helmet 39 screwed connection, in the upper end of urceolus 41, is used for protecting inside cable connector 40, and when downhole controller 10 needs to go into the well, helmet 39 needs to disassemble, and is plugged on cable head socket 40 by cable 4.Magnet steel pillar 42 is sleeved on urceolus 41 inwall, in order to protect magnet steel 44, magnet steel 44 coil block 45 around under, be sleeved on circuit framework 46 upper end; Power module 47 screw fastening is in circuit framework 46 frame bottom; Coding circuit 48 upper end that be connected on circuit framework 46 lower end and wireless communication module 50 parallel with telecommunication circuit 49, there is screw fastening at two ends.Adapter 51 is hinged with the lower end at wireless communication module 50, is used for transforming unlike signal communication, moulds pillar 52 and protects at adapter 51 outside, is used for protecting communication antenna.
When downhole controller 10 is transferred in oil pipe 8, magnet steel 44 and coil block 45 utilize magnetic flux detection oil pipe 8 joint hoop position to carry out magnetic orientation; The antenna transmission of wireless communication module 50 goes out signal, through mould pillar 52 and wireless module mount pad 33 in digital injection well downhole flow regulator 11 plug in antenna signal dock, digital injection well downhole flow regulator 11 by signals such as the pressure of areal receiver-array, temperature, flows by wireless communication transmission to wireless communication module 50, wireless communication module 50 by Signal transmissions to coding circuit 48, these signals are converted into ground controller 2 and can receive and the data signal shown by coding circuit 48, and the data signal after encoded circuit 48 transforms is transferred to ground controller 2 by telecommunication circuit 49.
As shown in Figure 6, Figure 7, described ground controller 2 comprises support 37, casing 38, control panel 53, internal base plate 67; Described control panel 53 is arranged on casing 38 front end, control panel 53 is provided with decoding indicator lamp 54, output button 55, electric current button 56, knob 57, gain button 58, polarity shift button 59, cable coupling button 60, display screen 61, power knob 62, USB interface 63; Described internal base plate 67 is fixed by screws on the base of casing 38, described casing 38 rear end is provided with cable socket 64, electrical socket 65 and computer Connection Block 66, decoding indicator lamp 54 on described control panel 53, output button 55, electric current button 56, knob 57, gain button 58, polarity shift button 59, cable coupling button 60, power knob 62 are all electrically connected with the circuit on internal base plate 67, described cable socket 64 is connected with cable 4, described electrical socket 65 is connected with external power source, and described computer Connection Block 66 is connected with computer 1.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (9)
1. a digital dispensing intelligence control system, comprises oil pipe (8) and is arranged on the digital injection well downhole flow regulator (11) on oil pipe (8), it is characterized in that: also comprise ground controller (2), well testing truck (3), cable (4) and downhole controller (10);
Described cable (4) is placed on well testing truck (3), one end of described cable (4) is connected with the signal input part of ground controller (2), the other end is connected with the signal output part of downhole controller (10), the signal output part of described ground controller (2) is connected with computer (1), and described downhole controller (10) is movably placed in oil pipe (8).
2. digital dispensing intelligence control system as claimed in claim 1, it is characterized in that: also comprise ground installation, this ground installation comprises lubricator (5) and water injection well (6), water injection well (6) is arranged on the top of described oil pipe (8), and lubricator (5) is arranged on described water injection well (6).
3. digital dispensing intelligence control system as claimed in claim 1, it is characterized in that: also comprise downhole hardware, this downhole hardware comprises sleeve pipe (7), casing protective packer (9), packer (12), preset seating nipple (13), ball-and-seat (14), screen casing (15) and plug (16), described sleeve pipe (7) is arranged on the periphery of oil pipe (8), casing protective packer (9), packer (12), preset seating nipple (13), ball-and-seat (14), screen casing (15) and plug (16) connect with oil pipe (8) merogenesis from top to bottom successively, and be fixed in sleeve pipe (7).
4. digital dispensing intelligence control system as claimed in claim 1, is characterized in that: described digital injection well downhole flow regulator (11) has multiple, and is connected with oil pipe (8) merogenesis.
5. digital dispensing intelligence control system as claimed in claim 1, is characterized in that: described digital injection well downhole flow regulator (11) comprises top connection (17), the water inlet (18) be arranged in top connection (17), electric supply installation one (19), central tube (20), electric supply installation two (21), flow meter (23), flow-controlling meter (25), center-control CPU(26), seal-checking instrument (27), pressure tester (28), lower contact (30) and the delivery port (29) that is arranged in lower contact (30);
Described central tube (20) is fixed between top connection (17) and lower contact (30), it is outside that flow meter (23) is welded on central tube (20) stage casing, and flow meter (23) is communicated with by flow meter flow channels (31) with central tube (20), water inlet (18) is communicated with central tube (20) and flow meter flow channels (31); Described electric supply installation one (19) is all inserted into top connection (17) lower end with electric supply installation two (21) upper end, and described flow meter (23) is all connected with connecting pipe (22) in two ends up and down, and connecting pipe (22) is connected in flow meter flow channels (31); Described flow-controlling meter (25), center-control CPU(26), seal-checking instrument (27), pressure tester (28) be looped around around central tube (20) hypomere, its lower end is all inserted on the upper surface of lower contact (30), described flow-controlling meter (25) and pressure tester (28) respectively with center-control CPU(26) be electrically connected.
6. digital dispensing intelligence control system as claimed in claim 5, it is characterized in that: the upper surface of described lower contact (30) is also provided with wireless module mount pad (33), dismounting fabrication hole (34) and trip bolt (35), described dismounting fabrication hole (34) is adjacent with trip bolt (35), and described wireless module mount pad (33) is placed between seal-checking instrument (27) and trip bolt (35).
7. digital dispensing intelligence control system as claimed in claim 5, is characterized in that: described flow-controlling meter (25) is electrically connected with electric supply installation one (19); Described flow meter (23), center-control CPU(26), seal-checking instrument (27), pressure tester (28) be electrically connected with electric supply installation two (21).
8. digital dispensing intelligence control system as claimed in claim 1, it is characterized in that: described downhole controller (10) comprises urceolus (41), the helmet (39) be connected with urceolus (41) upper end, and to be connected with urceolus (41) lower end mould pillar (52), cable head socket (40) is disposed with from top to bottom in described urceolus (41), magnet steel pillar (42), circuit framework (46), coding circuit (48), telecommunication circuit (49) and wireless communication module (50), the signal output part of described wireless communication module (50) is electrically connected with coding circuit (48) signal input part, described coding circuit (48) signal output part is electrically connected with telecommunication circuit (49) signal input part, described telecommunication circuit (49) signal output part is electrically connected with ground controller (2),
Described cable head socket (40) is connected with cable (4); Magnet steel (44), coil block (45) and pad (43) is provided with in described magnet steel pillar (42); Described circuit framework (46) is provided with power module (47), described power module (47) is electrically connected with cable head socket (40), and described coding circuit (48) and telecommunication circuit (49) parallel join are between circuit framework (46) and wireless communication module (50); Described coding circuit (48), telecommunication circuit (49) and wireless communication module (50) are all electrically connected with power module (47), and described wireless communication module (50) lower end is connected with adapter (51).
9. digital dispensing intelligence control system as claimed in claim 1, is characterized in that: described ground controller (2) comprises support (37), casing (38), control panel (53), internal base plate (67);
Described control panel (53) is arranged on casing (38) front end, control panel (53) is provided with decoding indicator lamp (54), output button (55), electric current button (56), knob (57), gain button (58), polarity shift button (59), cable coupling button (60), display screen (61), power knob (62), USB interface (63);
Described internal base plate (67) is fixed by screws on the base of casing (38), and described casing (38) rear end is provided with cable socket (64), electrical socket (65) and computer Connection Block (66).
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| CN201410802623.0A CN104500009B (en) | 2014-12-22 | 2014-12-22 | Digital type separate injection intelligent control system |
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| CN201410802623.0A CN104500009B (en) | 2014-12-22 | 2014-12-22 | Digital type separate injection intelligent control system |
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| CN104500009A true CN104500009A (en) | 2015-04-08 |
| CN104500009B CN104500009B (en) | 2017-05-10 |
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