CN106150453A - Casting and dragging free real-tune TT & C flood pattern - Google Patents
Casting and dragging free real-tune TT & C flood pattern Download PDFInfo
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- CN106150453A CN106150453A CN201510140957.0A CN201510140957A CN106150453A CN 106150453 A CN106150453 A CN 106150453A CN 201510140957 A CN201510140957 A CN 201510140957A CN 106150453 A CN106150453 A CN 106150453A
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Abstract
The present invention provides a kind of casting and dragging free real-tune TT & C flood pattern, this system includes ground controller and downhole measurement adjusting water dispensing unit, this downhole measurement adjusting water dispensing unit is connected with water injection pipe, and include at least one downhole measurement adjusting injection well downhole flow regulator, this ground controller is connected to this downhole measurement adjusting injection well downhole flow regulator, and transmit setting flow value to this downhole measurement adjusting injection well downhole flow regulator, this downhole measurement adjusting injection well downhole flow regulator regulates water injection rate according to setting flow value regulation water nozzle aperture, and measure the flow of water filling layer position, pressure and temperature value, the flow of the water filling layer position again measurement arrived, pressure and temperature value feeds back to this ground controller.Casting and dragging free real-tune TT & C flood pattern in the present invention only needs a tubing string construction just can complete the control of fine dispensing, can auto-real-time monitoring substratum water injection pressure and injectivity index, whole development decision-making for block unit provides foundation, it is particularly possible to solve current oil field high angle hole and horizontal well pulling cannot survey the problem adjusted.
Description
Technical field
The present invention relates to be applicable to the intelligent measuring and adjusting system of water injection well in oil fields seperated layer water injection, especially relate to a kind of casting and dragging free real-tune TT & C flood pattern.
Background technology
Mid-late oilfield development, seperated layer water injection is to solve interlayer contradiction, holding stratum energy, the important means of maintenance oil field long term stable production high yield, and wherein zonal testing and allotment are the keys realizing the fine water filling of water filling layer.The test concocting method that water injection well in oil fields is conventional at present mainly has following several:
(1) traditional retrievable type measuring and regulating method: mainly by instruments such as steel wires, down-hole water nozzle is carried out pulling, the major defect that it exists includes: 1. surveys and adjusts poor real, it is impossible to is adjusted water nozzle according to downhole conditions timely；2. water distribution precision is low, it is impossible to realize the water filling layer water filling that down-hole is fine；3. pulling workload is big, and when high angle hole or horizontal well construction, pulling success rate is relatively low.
(2) memory-type measuring and regulating method: this decreasing water distribution method is in the water filling value of ground preset in advance each water filling layer good, when the flow value recorded differs by more than certain limit with preset value, control chip control electric machine rotation in down-hole adjusts water nozzle aperture and completes Flow-rate adjustment.Its shortcoming is: 1. poor real, it is impossible to find the fluctuation of down-hole water injection rate timely；2. in real time pressure, temperature, data on flows, flow allocating process and the changes in flow rate of each layer of position, down-hole cannot be carried out direct-reading, monitoring；3. when needs artificially change water filling layer water injection rate, it is necessary to take out injection well downhole flow regulator reset or under enter Other Instruments and complete to arrange, workload is bigger and time-consuming；The power supply of the most this injection well downhole flow regulator is generally provided by down-hole battery, and cost is high, and power-on time is limited, needs timing to take out injection well downhole flow regulator and changes battery, and workload is big.
(3) decreasing water distribution method is adjusted on survey limit in limit: the method utilizes allotment tester under cable lower going-into-well, after docking successfully, by regulation water nozzle aperture size, realize laminated distributor under well water filling, the function of the monitoring in real time of realization simultaneously, itself also have shortcoming: 1. owing to i.e. taking out instrument after survey tune only carries out several hours every time, downhole water flow regulator water nozzle is in stationary state, if fluctuation occur in strata pressure or water injection pressure, injection well downhole flow regulator cannot realize automatically adjusting, cause water filling inaccurate；2. the flow that can only realize the short time is monitored in real time, it is impossible to realize long term monitoring；3. when needs regulation zonal flow rate, it is necessary to first completing instrument docking and just can be adjusted, complex procedures, workload is big；4., time to water nozzle pulling or regulation, also can face high angle hole and horizontal well is difficult to the problems such as docking.
We have invented a kind of new casting and dragging free real-tune TT & C flood pattern for this, solve above technical problem.
Summary of the invention
It is an object of the invention to provide one and pass through cable power supply, it is achieved between down-hole and ground, data communication can be for a long time in the casting and dragging free real-tune TT & C flood pattern of underground work.
The purpose of the present invention can be achieved by the following technical measures: casting and dragging free real-tune TT & C flood pattern, this casting and dragging free real-tune TT & C flood pattern includes ground controller and downhole measurement adjusting water dispensing unit, this downhole measurement adjusting water dispensing unit is connected with water injection pipe, and include at least one downhole measurement adjusting injection well downhole flow regulator, this ground controller is connected to this downhole measurement adjusting injection well downhole flow regulator, and transmit setting flow value to this downhole measurement adjusting injection well downhole flow regulator, this downhole measurement adjusting injection well downhole flow regulator regulates water injection rate according to setting flow value regulation water nozzle aperture, and measure the flow of water filling layer position, pressure and temperature value, the flow of the water filling layer position again measurement arrived, pressure and temperature value feeds back to this ground controller.
The purpose of the present invention realizes also by following technical measures:
This system also includes cable, this ground controller is connected with this downhole measurement adjusting injection well downhole flow regulator by this cable, this cable uses the design of stainless steel tube armoured single core, powers for this downhole measurement adjusting injection well downhole flow regulator, and carries out data and the transmitted in both directions of control instruction between this ground controller and this downhole measurement adjusting injection well downhole flow regulator.
This downhole measurement adjusting water dispensing unit includes multiple downhole measurement adjusting injection well downhole flow regulator, and the plurality of downhole measurement adjusting injection well downhole flow regulator is connected in parallel, and measures each the corresponding flow of water filling layer position, pressure and temperature data.This system also included cable sealing device, it is provided with above and below each downhole measurement adjusting injection well downhole flow regulator and crosses cable sealing device for this sealing corresponding water filling layer, this below this downhole measurement adjusting injection well downhole flow regulator of next stage is crossed cable sealing device and this downhole measurement adjusting injection well downhole flow regulator and is connected as a single entity the plug as this cable, and this is crossed cable sealing device and is provided with for by the hole of water injection pipe.
This ground controller includes the first filtering and amplifying circuit, ground control chip and input module, this input module is connected to this ground control chip, in order to input setting flow value, this ground control chip is connected to this first filtering and amplifying circuit, setting flow value is encoded, and the setting flow value after coding is transferred to this first filtering and amplifying circuit, this first filtering and amplifying circuit is connected to this downhole measurement adjusting injection well downhole flow regulator, so that the setting flow value after coding is amplified filtering, and filtered for amplification setting flow value is transferred to this downhole measurement adjusting injection well downhole flow regulator.This ground controller also includes display module, this display module is connected to this ground control chip, this first filtering and amplifying circuit receive this downhole measurement adjusting injection well downhole flow regulator feedback through the second filtering and amplifying circuit be amplified filtering the flow of water filling layer position, pressure and temperature data, the flow of water filling layer position that first filtering and amplifying circuit is received by this ground control chip, pressure and temperature decoding data, and the flow of decoded water filling layer position, pressure and temperature data are transferred to this display module and show.This ground controller also includes power supply, and this power supply is connected to this ground control chip, this first filtering and amplifying circuit and this downhole measurement adjusting injection well downhole flow regulator, powers for this ground control chip, this first filtering and amplifying circuit and this downhole measurement adjusting injection well downhole flow regulator.
This downhole measurement adjusting injection well downhole flow regulator includes water nozzle, motor, down-hole control chip, second filtering and amplifying circuit, this second filtering and amplifying circuit is connected to this ground controller, and this ground controller transmitted be transferred to down-hole control chip through amplifying the setting flow value of filtering, this down-hole control chip is connected to this second filtering and amplifying circuit, setting flow value is decoded, and control this motor according to decoded setting flow value, this motor is connected to this down-hole control chip, and under the control of this down-hole control chip, control the aperture of this water nozzle, and then control the actual flow of this downhole measurement adjusting injection well downhole flow regulator.nullThis downhole measurement adjusting injection well downhole flow regulator also includes flow transducer、Pressure transducer and temperature sensor，This flow transducer is connected to this down-hole control chip，And gather the data on flows of water filling layer position，And the data on flows of collection is transferred to this down-hole control chip，This pressure transducer is connected to this down-hole control chip，And gather the pressure data of water filling layer position，And the pressure data of collection is transferred to this down-hole control chip，This temperature sensor is connected to this down-hole control chip，And gather the temperature data of water filling layer position，And the temperature data of collection is transferred to this down-hole control chip，This down-hole control chip is by the flow of the water filling layer position of collection、Pressure、Temperature data is converted into actual flow value、Actual pressure value、Actual temperature value，Again by actual flow value、Force value、Temperature value encodes，Through by the actual flow value after coding、Force value、Temperature value is transferred to this second filtering and amplifying circuit，This second filtering and amplifying circuit is by the actual flow value after coding、Force value、Temperature value is amplified filtering，And feed back to this ground controller.
When actual flow value is more than or less than allowable error value with the difference setting flow value, this down-hole control chip controls this electric machine rotation and regulates the aperture of this water nozzle, thus regulates uninterrupted.
Casting and dragging free real-tune TT & C flood pattern in the present invention, with cable as carrier, uses a cable to connect the downhole measurement adjusting injection well downhole flow regulator of the single or multiple water filling layer position in down-hole, records simultaneously, obtains the flow of multiple layers of position, pressure and temperature data；In real time pressure, temperature, data on flows, flow allocating process and the changes in flow rate of each layer of position, down-hole can be carried out direct-reading, monitoring on ground by cable, and the data of each layer are shown；When needs artificially change water filling layer water injection rate, manually adjusted to downhole measurement adjusting injection well downhole flow regulator transmitting control commands, layer water injection rate size each to down-hole by cable on ground；When layered waterflooding quantity is stressed influence of fluctuations and deviates injection allocation, system sets automatic control motor operating switches water nozzle according to error, thus adjusts water injection rate and meet injection allocation requirement, is not required to manual intervention；System can eliminate the need for down the influence factor to tubing string functional reliability when envelope tested by instrument by pressure ratio relatively automatic decision packer sealing after water nozzle between different injection interval；Powered for downhole measurement adjusting injection well downhole flow regulator by cable on ground rather than provided by the down-hole battery of conventional injection well downhole flow regulator, reducing overall volume, extending injection well downhole flow regulator in the well working time, make water injection rate allotment relatively reliable.This casting and dragging free real-tune TT & C flood pattern only needs a tubing string construction just can complete the control of fine dispensing, can auto-real-time monitoring substratum water injection pressure and injectivity index, whole development decision-making for block unit provides foundation, and this flood pattern especially can solve current oil field high angle hole and horizontal well pulling cannot survey the problem adjusted.
Accompanying drawing explanation
Fig. 1 is the structure chart of a specific embodiment of the casting and dragging free real-tune TT & C flood pattern of the present invention；
Fig. 2 be the casting and dragging free real-tune TT & C flood pattern of the present invention a specific embodiment in the connection block diagram of downhole measurement adjusting injection well downhole flow regulator and ground controller.
Detailed description of the invention
For making the above and other objects, features and advantages of the present invention to become apparent, cited below particularly go out preferred embodiment, and coordinate shown in accompanying drawing, be described in detail below:
As it is shown in figure 1, the structure chart of the casting and dragging free real-tune TT & C flood pattern that Fig. 1 is the present invention.This casting and dragging free real-tune TT & C flood pattern includes the downhole measurement adjusting injection well downhole flow regulator 2 that ground controller 3, cable 1 are connected with water injection pipe, and its downhole measurement adjusting injection well downhole flow regulator 2 can be with multiple parallel connections, to meet the requirement of the different injection number of plies.
Described downhole measurement adjusting injection well downhole flow regulator 2 is connected by cable 1 with ground controller 3.
Described cable 1 uses stainless steel tube armoured single core to design, and powers for downhole measurement adjusting injection well downhole flow regulator 2, it is achieved data and the transmitted in both directions of control instruction between ground controller 3 and downhole measurement adjusting injection well downhole flow regulator 2.
Described ground controller 3 includes power supply 31, first filtering and amplifying circuit 32, ground control chip 33, the input module 34 being connected with ground control chip 33 and display module 35, described power supply 31 control chip 33 earthward is powered, described input module 34 primarily inputs the default water injection rate of water injection well, the water filling value redefined, the data such as interval water injection time, described ground control chip 33 also includes ground codec unit, the data that input module 34 is inputted by this ground codec unit encode, and coding signal is transferred to the first filtering and amplifying circuit 32, above-mentioned coding signal is transferred to downhole measurement adjusting injection well downhole flow regulator part by cable 1 by the first filtering and amplifying circuit 32；The down-hole coding signal that first filtering and amplifying circuit 32 is also received by this ground codec unit just decodes, and is transferred to display module 35 and shows.
nullDescribed downhole measurement adjusting injection well downhole flow regulator 2 includes water nozzle 21、Motor 22、Flow transducer 23、Pressure and temperature sensor 24、Down-hole control chip 25、Second filtering and amplifying circuit 26，Described flow transducer 23、The output termination down-hole control chip 25 of pressure and temperature sensor 24，Described second filtering and amplifying circuit 26 receives the coding signal of the first filtering and amplifying circuit 32 by cable 1，And it is transferred to down-hole control chip 25，Described down-hole control chip 25 includes motor control unit、Down-hole codec unit，The coding signal that second filtering and amplifying circuit 26 receives is decoded by down-hole codec unit，And decoded data are transferred to motor control unit，Described motor control unit one end is connected with motor 22，Described motor 22 is for controlling the aperture of water nozzle 21，The motor control unit other end is connected with ground controller；Down-hole control chip 25 also includes scale scaling unit, one end of described scale scaling unit respectively with flow transducer, pressure and temperature sensor connects, flow by the water filling layer position of collection, pressure, temperature data is converted into actual flow value, actual pressure value, actual temperature value, actual flow value, force value, temperature value is again through the down-hole codec unit coding of down-hole control chip 25, through the second filtering and amplifying circuit 26, cable 1, after first filtering and amplifying circuit 32 is transported to the ground codec unit decoding of ground control chip 33, shown by display module 35.
The down-hole codec unit of described down-hole control chip 25 is connected with the second filter circuit 26.
The ground codec unit of described ground control chip 33 is connected with the first filter circuit 32.
It is connected by cable 1 between described first filter circuit 32 and the second filter circuit 26.
Described power supply 31 powers to ground control chip 33, down-hole control chip 25 and internal each working cell, first filtering and amplifying circuit the 32, second filtering and amplifying circuit 26 by cable 1.
The cable sealing device excessively for sealing corresponding water filling layer it is provided with above and below described downhole measurement adjusting injection well downhole flow regulator 2, its next stage survey crossing cable sealing device and surveying water flow regulator and be connected as a single entity the plug as cable below water flow regulator 2, described cable sealing device of crossing is provided with for by the hole of water injection pipe.
Described display module 35 can use existing means, such as display, or prints display；Display module 35 can show actual flow value that flow transducer 23, pressure and temperature sensor 24 record, force value, temperature value as required, and sets flow value, the water filling value redefined, interval water injection time etc..
Casting and dragging free real-tune TT & C flood pattern in the present invention, its operation principle is:
(1) the setting flow value of each water filling layer downhole measurement adjusting injection well downhole flow regulator 2 is inputted to ground control chip 33 by the input module 34 of ground controller 3 on ground, through the ground codec unit coded transmission of ground control chip 33 to the first filtering and amplifying circuit 32, the second filtering and amplifying circuit 26 to downhole measurement adjusting injection well downhole flow regulator 2 is transmitted again through cable 1, transmit the down-hole codec unit to down-hole control chip 25 again, after down-hole codec unit decodes, be sent to the motor control unit of down-hole control chip 25；
(2) motor control unit of each water filling layer downhole measurement adjusting injection well downhole flow regulator 2 controls motor 22 rotation regulation water nozzle 21 aperture according to setting flow value, carries out automatic water filling；Simultaneously, the flow transducer 23 of each water filling layer, pressure and temperature sensor 24 gather the flow of each layer position, pressure, temperature data, it is converted into actual flow value, actual pressure value, actual temperature value through the scale scaling unit of down-hole control chip 25, actual flow value, force value, temperature value are again through the down-hole codec unit coding of down-hole control chip 25, through the second filtering and amplifying circuit 26, through cable 1, after the ground codec unit decoding that the first filtering and amplifying circuit 32 is transported to ground control chip 33, shown by display module 35；
(3) during automatic water filling, when need not manually adjust, real time data can be recorded by downhole flow sensor 23 under unattended, set data on flows with ground to compare, and by the motor control unit of differential transmission to down-hole control chip 25, if difference exceedes allowable error limit, then motor control unit controls motor 22 rotation regulation water nozzle 21 aperture, complete Flow-rate adjustment, reach expection water injection rate, realize the accurate water filling of water filling layer, if difference is in allowable error limit, water nozzle aperture is constant, described allowable error limit is to provide different values according to different hole conditions, there is no proper definite value.It also is able in real time pressure, temperature, data on flows, flow allocating process and the changes in flow rate of each layer of position, down-hole be carried out direct-reading, monitoring on ground by cable 1 simultaneously, and the data of each layer are shown by display module 35, find down-hole problem in time, it is to avoid cause heavy losses.
(4) when needs artificially change water filling layer water injection rate, input new water injection rate setting value by the input module 34 of ground controller 3, then repeat (1), (2), (3) in above-mentioned operation principle.
Fig. 2 be the casting and dragging free real-tune TT & C flood pattern of the present invention a specific embodiment in downhole measurement adjusting injection well downhole flow regulator and the connection block diagram of ground controller.Ground controller 11 is connected with downhole measurement adjusting water dispensing unit by cable 12, downhole measurement adjusting water dispensing unit includes three downhole measurement adjusting injection well downhole flow regulators, first survey water flow regulator 14 is provided above first and crosses cable sealing device 13, lower section is provided with second and crosses cable sealing device 15, second survey water flow regulator 16 is provided above second and crosses cable sealing device 15, lower section is provided with the 3rd and crosses cable sealing device 17, 3rd survey water flow regulator 18 is provided above the 3rd and crosses cable sealing device 17, lower section is provided with the 4th and crosses cable sealing device, owing to the 4th crosses the end seal device that cable sealing device is next stage survey water flow regulator, so this device is connected as a single entity with surveying water flow regulator 18, plug as cable end piece.Above-mentioned cable sealing device of crossing is used for sealing corresponding water filling layer, crosses and is provided with for by the hole of water injection pipe on cable sealing device.Its specific works step is:
(1) ground controller is to each downhole measurement adjusting injection well downhole flow regulator input setting flow value:
The setting flow value of each water filling layer downhole measurement adjusting injection well downhole flow regulator is inputted to ground control chip by the input module of ground controller on ground, after the ground codec unit coding of ground control chip, it is sent to the down-hole codec unit of each down-hole control chip, after down-hole codec unit decodes, is sent to motor control unit；
(2) downhole measurement adjusting injection well downhole flow regulator automatic water filling feed back to ground controller:
The motor control unit of each water filling layer controls electric machine rotation regulation water nozzle aperture according to setting flow value, carries out automatic water filling；Simultaneously, the flow transducer of each water filling layer, pressure transducer, temperature sensor gather the flow of each layer position, pressure, temperature data, it is converted into actual flow value, actual pressure value, actual temperature value through the scale scaling unit of down-hole control chip, actual flow value, force value, temperature value are again through the down-hole codec unit coding of down-hole control chip, after being transported to the ground codec unit decoding of ground control chip, shown by display module；When the water filling value difference value of actual flow value with setting is more than or less than allowable error value, down-hole control chip controls electric machine rotation regulation water nozzle aperture, thus regulates uninterrupted.When actual flow value and setting value difference are in the range of allowable error value, uncomfortable amount of restriction.Above-mentioned allowable error value is to provide different values according to different hole conditions, does not has proper definite value.
(3) water injection rate is redefined:
When the actual production demands such as volume increase supercharging occurring and change water injection rate, the water filling value redefined is delivered to ground control chip, repeats above-mentioned job step (1), (2).
Claims (10)
1. casting and dragging free real-tune TT & C flood pattern, it is characterized in that, this casting and dragging free real-tune TT & C flood pattern includes ground controller and downhole measurement adjusting water dispensing unit, this downhole measurement adjusting water dispensing unit is connected with water injection pipe, and include at least one downhole measurement adjusting injection well downhole flow regulator, this ground controller is connected to this downhole measurement adjusting injection well downhole flow regulator, and transmit setting flow value to this downhole measurement adjusting injection well downhole flow regulator, this downhole measurement adjusting injection well downhole flow regulator regulates water injection rate according to setting flow value regulation water nozzle aperture, and measure the flow of water filling layer position, pressure and temperature value, the flow of the water filling layer position again measurement arrived, pressure and temperature value feeds back to this ground controller.
Casting and dragging free real-tune TT & C flood pattern the most according to claim 1, it is characterized in that, this casting and dragging free real-tune TT & C flood pattern also includes cable, this ground controller is connected with this downhole measurement adjusting injection well downhole flow regulator by this cable, this cable uses the design of stainless steel tube armoured single core, power for this downhole measurement adjusting injection well downhole flow regulator, and carry out data and the transmitted in both directions of control instruction between this ground controller and this downhole measurement adjusting injection well downhole flow regulator.
Casting and dragging free real-tune TT & C flood pattern the most according to claim 1, it is characterized in that, this downhole measurement adjusting water dispensing unit includes multiple downhole measurement adjusting injection well downhole flow regulator, and the plurality of downhole measurement adjusting injection well downhole flow regulator is connected in parallel, and measures each the corresponding flow of water filling layer position, pressure and temperature data.
Casting and dragging free real-tune TT & C flood pattern the most according to claim 3, it is characterized in that, this casting and dragging free real-tune TT & C flood pattern also included cable sealing device, it is provided with above and below each downhole measurement adjusting injection well downhole flow regulator and crosses cable sealing device for this sealing corresponding water filling layer, this below this downhole measurement adjusting injection well downhole flow regulator of next stage is crossed cable sealing device and this downhole measurement adjusting injection well downhole flow regulator and is connected as a single entity the plug as this cable, and this is crossed cable sealing device and is provided with for by the hole of water injection pipe.
Casting and dragging free real-tune TT & C flood pattern the most according to claim 1, it is characterized in that, this ground controller includes the first filtering and amplifying circuit, ground control chip and input module, this input module is connected to this ground control chip, in order to input setting flow value, this ground control chip is connected to this first filtering and amplifying circuit, setting flow value is encoded, and the setting flow value after coding is transferred to this first filtering and amplifying circuit, this first filtering and amplifying circuit is connected to this downhole measurement adjusting injection well downhole flow regulator, so that the setting flow value after coding is amplified filtering, and filtered for amplification setting flow value is transferred to this downhole measurement adjusting injection well downhole flow regulator.
Casting and dragging free real-tune TT & C flood pattern the most according to claim 5, it is characterized in that, this ground controller also includes display module, this display module is connected to this ground control chip, this first filtering and amplifying circuit receives the flow being amplified the water filling layer position filtered through the second filtering and amplifying circuit of this downhole measurement adjusting injection well downhole flow regulator feedback, pressure and temperature data, the flow of the water filling layer position that the first filtering and amplifying circuit is received by this ground control chip, pressure and temperature decoding data, and by the flow of decoded water filling layer position, pressure and temperature data are transferred to this display module and show.
Casting and dragging free real-tune TT & C flood pattern the most according to claim 5, it is characterized in that, this ground controller also includes power supply, this power supply is connected to this ground control chip, this first filtering and amplifying circuit and this downhole measurement adjusting injection well downhole flow regulator, powers for this ground control chip, this first filtering and amplifying circuit and this downhole measurement adjusting injection well downhole flow regulator.
Casting and dragging free real-tune TT & C flood pattern the most according to claim 1, it is characterized in that, this downhole measurement adjusting injection well downhole flow regulator includes water nozzle, motor, down-hole control chip, second filtering and amplifying circuit, this second filtering and amplifying circuit is connected to this ground controller, and this ground controller transmitted be transferred to down-hole control chip through amplifying the setting flow value of filtering, this down-hole control chip is connected to this second filtering and amplifying circuit, setting flow value is decoded, and control this motor according to decoded setting flow value, this motor is connected to this down-hole control chip, and under the control of this down-hole control chip, control the aperture of this water nozzle, and then control the actual flow of this downhole measurement adjusting injection well downhole flow regulator.
nullCasting and dragging free real-tune TT & C flood pattern the most according to claim 8，It is characterized in that，This downhole measurement adjusting injection well downhole flow regulator also includes flow transducer、Pressure transducer and temperature sensor，This flow transducer is connected to this down-hole control chip，And gather the data on flows of water filling layer position，And the data on flows of collection is transferred to this down-hole control chip，This pressure transducer is connected to this down-hole control chip，And gather the pressure data of water filling layer position，And the pressure data of collection is transferred to this down-hole control chip，This temperature sensor is connected to this down-hole control chip，And gather the temperature data of water filling layer position，And the temperature data of collection is transferred to this down-hole control chip，This down-hole control chip is by the flow of the water filling layer position of collection、Pressure、Temperature data is converted into actual flow value、Actual pressure value、Actual temperature value，Again by actual flow value、Force value、Temperature value encodes，Through by the actual flow value after coding、Force value、Temperature value is transferred to this second filtering and amplifying circuit，This second filtering and amplifying circuit is by the actual flow value after coding、Force value、Temperature value is amplified filtering，And feed back to this ground controller.
Casting and dragging free real-tune TT & C flood pattern the most according to claim 9, it is characterized in that, when actual flow value is more than or less than allowable error value with the difference setting flow value, this down-hole control chip controls this electric machine rotation and regulates the aperture of this water nozzle, thus regulates uninterrupted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510140957.0A CN106150453A (en) | 2015-03-27 | 2015-03-27 | Casting and dragging free real-tune TT & C flood pattern |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510140957.0A CN106150453A (en) | 2015-03-27 | 2015-03-27 | Casting and dragging free real-tune TT & C flood pattern |
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| CN106150453A true CN106150453A (en) | 2016-11-23 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094189A (en) * | 2019-05-21 | 2019-08-06 | 深圳市新爱达自动化仪表有限公司 | Oil-field flooding room machine hand intelligence injection allocation apparatus and its control method |
| 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 |
| CN111322042A (en) * | 2020-04-17 | 2020-06-23 | 四川省科学城久利电子有限责任公司 | Water distribution system for flow control and water injection measurement of first-level double strata of oil field |
-
2015
- 2015-03-27 CN CN201510140957.0A patent/CN106150453A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110094189A (en) * | 2019-05-21 | 2019-08-06 | 深圳市新爱达自动化仪表有限公司 | Oil-field flooding room machine hand intelligence injection allocation apparatus and its control method |
| 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 |
| CN111322042A (en) * | 2020-04-17 | 2020-06-23 | 四川省科学城久利电子有限责任公司 | Water distribution system for flow control and water injection measurement of first-level double strata of oil field |
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Application publication date: 20161123 |