CN201372783Y - Digital hydraulic throttling control device - Google Patents
Digital hydraulic throttling control device Download PDFInfo
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- CN201372783Y CN201372783Y CN200920106106U CN200920106106U CN201372783Y CN 201372783 Y CN201372783 Y CN 201372783Y CN 200920106106 U CN200920106106 U CN 200920106106U CN 200920106106 U CN200920106106 U CN 200920106106U CN 201372783 Y CN201372783 Y CN 201372783Y
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- pressure sensor
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- control device
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- 238000012544 monitoring process Methods 0.000 abstract description 5
- 238000005553 drilling Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 abstract description 3
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- 239000003209 petroleum derivative Substances 0.000 abstract 1
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- 230000006870 function Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
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- 238000011161 development Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
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- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
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- 238000001914 filtration Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
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Abstract
A digital hydraulic throttling control device is applied to the technical field of well killing operation in the processes of petroleum and natural gas drilling, oil testing and well repairing. Is characterized in that: the vertical pressure sensor, the sleeve pressure sensor and the throttle opening sensor are arranged on the throttle manifold. The vertical pressure sensor, the sleeve pressure sensor and the throttle valve opening sensor are connected to the signal conditioning circuit. An A/D converter is connected between the signal conditioning circuit and the embedded mainboard. The embedded mainboard is connected with a small keyboard interface circuit and an external expansion memory; and the liquid crystal display is also connected with a liquid crystal driving circuit, and is connected with a liquid crystal display screen through a display interface through the liquid crystal driving circuit. The embedded mainboard is connected with a GPRS module, an SBD module and an external antenna through a communication interface. The effect is as follows: the system can realize real-time acquisition, display, storage and playback of well killing data and remote monitoring of the data, and improve the reliability and safety of well killing operation.
Description
Technical field
The utility model relates to the kill job technical field in oil and gas well drilling, formation testing, the well workover process, particularly a kind of digitlization throttle control device that surges.
Background technology
In oil and gas well drilling, formation testing, the well workover process, often implement kill job.Kill job need use a cover to have the choke manifold of adjustable throttling.The choke manifold of adjustable throttling is to adopt throttle control device to control the opening degree of choke valve, the different opening degrees of choke valve form different flow resistances at well head, this resistance acts on the shaft bottom with the form of back pressure, remedy the deficiency of bottom pressure, keep the stable of bottom pressure, control is also discharged overflow, rebulids the bottom pressure balance.
At present, the field conduct kill job can be regulated control to choke valve with conventional throttle control device, also can show every technological parameter by instrument in good time, and its function can satisfy the needs of conventional kill job.Yet along with the well development of petroleum exploration and development block under deep-well, ultradeep well and many complex geological conditions, conventional kill-job throttle control device progressively exposes limitation in use, and it mainly shows:
(1) Chang Gui throttle control device can not be realized the pressure parameter in the long-range demonstration kill-job process, thereby can not realize the remote monitoring of kill-job construction, makes troubles for the analysis and the emergency processing of emergency in the kill-job construction operation.
(2) Chang Gui throttle control device can not be stored the job parameter in the kill-job process, thereby operation can not carry out playback to the kill job parameter after finishing, and is not easy to quantize analysis and summary.
The utility model content
The purpose of this utility model is: a kind of digitlization throttle control device that surges is provided, realize kill-job data (the upright signal of pressing, the casing pressure signal, the throttle valve opening signal) real-time function of gathering, show, storing playback and remote data monitoring, the reliability and the safety of raising kill job.Overcome conventional throttle control device and can not realize the deficiency of kill-job construction remote monitoring, overcoming conventional throttle control device can not store deficiency with playback to the kill job parameter.
The technical solution adopted in the utility model is: the digitlization throttle control device that surges, mainly by choke manifold, upright pressure sensor, the cover pressure sensor, throttle valve opening sensor, signal conditioning circuit, A/D converter, embedded main board, liquid crystal display drive circuit, LCDs, the keypad interface circuit, outer extension memory, the GPRS module, the SBD module, antenna and control cabinet are formed, it is characterized in that: upright pressure sensor, cover pressure sensor and throttle valve opening sensor are installed on the choke manifold, by upright pressure sensor, cover pressure sensor and throttle valve opening sensor are gathered the upright pressure signal on the choke manifold, casing pressure signal and throttle valve opening signal.Upright pressure sensor, cover pressure sensor and throttle valve opening sensor are connected on the signal conditioning circuit.Be connected with A/D converter between signal conditioning circuit and the embedded main board.The signal of gathering can be input in the embedded main board.On embedded main board, be connected with keypad interface circuit and outer extension memory.On embedded main board, be connected with liquid crystal display drive circuit, be connected with LCDs by display interface by liquid crystal display drive circuit.Embedded main board is connected with GPRS module and SBD module by communication interface, and GPRS module and SBD module are connected with external antenna.
Signal conditioning circuit, A/D converter, embedded main board, liquid crystal display drive circuit, LCDs, the keypad interface circuit, outer extension memory, the GPRS module, the SBD module is installed in the control cabinet.
The model of A/D converter is AD574, and the model of embedded main board is ARM7-44B0, and the model of liquid crystal display drive circuit is ST7920.
The digital throttle control device that surges be keep the conventional throttle control device that surges to choke manifold on the basis of control function of adjustable throttling, having increased by a cover is core with the technical grade flush bonding processor, realize real-time data acquisition, the digital module of storage and remote data monitoring function.
The beneficial effects of the utility model: the utility model digitlization surge throttle control device and the existing throttle control device contrast of surging have advantage:
(1) in the kill job work progress, the digitlization throttle control device has been realized by the function of the every technological parameter of wireless network real-time Transmission to remote supervisory station, the rear technical expert can monitor on-the-spot kill-job work progress by this means, condition of construction is carried out online technological guidance, improve the safety of kill job, reduce operating risk.
(2) the digitlization throttle control device has been realized the real-time storage function of the every technological parameter in the kill-job process, be convenient to after operation is finished, the kill job process be carried out playback, be the construction in later period summary of experience, the quantitatively evaluating work progress provides foundation, the reliability and the safety of kill job after improving.
(3) on the existing throttle control device that surges, reequip, simple in structure, easy to implement.
Description of drawings
Fig. 1 is that the utility model digitlization throttle control device structure of surging connects block diagram.
Among the figure, 1. choke manifold 2. founds pressure sensor, 3. cover pressure sensor, 4. throttle valve opening sensor, 5. signal conditioning circuit, 6.A/D converter, 7. embedded main board, 8. liquid crystal display drive circuit, 9. LCDs, 10. keypad interface circuit, 11. outer extension memories, 12.GPRS module, 13.SBD module, 14. antennas, 15. control cabinets.
The specific embodiment
Embodiment 1: consult Fig. 1.The utility model digitlization throttle control device that surges mainly is made up of choke manifold 1, upright pressure sensor 2, cover pressure sensor 3, throttle valve opening sensor 4, signal conditioning circuit 5, A/D converter 6, embedded main board 7, liquid crystal display drive circuit 8, LCDs 9, keypad interface circuit 10, outer extension memory 11, GPRS module 12, SBD module 13, antenna 14 and control cabinet 15.The model that A/D converter 6 adopts is AD574; The model that embedded main board 7 adopts is ARM7-44B0, and the model that liquid crystal display drive circuit 8 adopts is ST7920.
Upright pressure sensor 2, cover pressure sensor 3 and each one of throttle valve opening sensor 4 are installed on the choke manifold 1 respectively, by founding upright pressure signal, casing pressure signal and the throttle valve opening signal that pressure sensor 2, cover pressure sensor 3 and throttle valve opening sensor 4 are gathered on the choke manifold 1.
Upright pressure sensor 2, cover pressure sensor 3 and throttle valve opening sensor 4 are wired on the signal conditioning circuit 5.Be connected with an A/D converter 6 between signal conditioning circuit 5 and the embedded main board 7, the model that A/D converter 6 adopts is AD574.The signal of gathering can be input on the embedded main board 7, and the model that embedded main board 7 adopts is ARM7-44B0.
On embedded main board 7, be connected with keypad interface circuit 10 and outer extension memory 11.
On embedded main board 7, be connected with liquid crystal display drive circuit 8, be connected with LCDs 9 by display interface by liquid crystal display drive circuit 8.
Embedded main board 7 is connected with GPRS module 12 and SBD module 13 by communication interface, and GPRS module 12 is connected external antenna 14 respectively with SBD module 13.
Signal conditioning circuit 5, A/D converter 6, embedded main board 7, liquid crystal display drive circuit 8, LCDs 9, keypad interface circuit 10, outer extension memory 11, GPRS module 12, SBD module 13 are installed in the control cabinet 15.
The surge operating principle of throttle control device of digitlization:
The output signal that is installed in upright pressure sensor 2, cover pressure sensor 3 and throttle valve opening sensor 4 in the choke manifold 1 is sent to signal conditioning circuit 5 and A/D converter 6 and is converted to data signal.Signal after embedded main control board 7 will be changed by the I/O interface reads in internal memory; Drive LCDs 9 by liquid crystal display drive circuit 8 and show the data that collect, simultaneously the trend change curve of each parameter of real-time rendering.
When carrying out the data demonstration, upright pressure signal, casing pressure signal and throttle valve opening signal that embedded main control board 7 will collect store in the outer extension memory 11 with prescribed form.
Embedded main control board 7 sends to GPRS module 12 by communication bus with real-time monitor data waiting for transmission and command word, or the SBD module, realizes remote data transmission.Can realize the remote transmission of data by the GPRS module in the area that mobile communications network can cover; Then use the SBD module to realize the remote transmission of data in the area that mobile communications network can't cover.
1, the real-time collection and the demonstration of data:
It is that the d. c. voltage signal of 0~5V is sent into A/D converter (AD574) and carried out analog-to-digital conversion that upright pressure sensor, the detection signal of cover pressure sensor and throttle valve opening sensor are nursed one's health after isolation, filtering, amplification.Embedded main board 7 (44B0) transmits control signal by system bus, timesharing starts A/D converter 6 (AD574) three road signals is carried out analog-to-digital conversion, after converting, A/D converter 6 (AD574) is with interrupt mode notice A/D converter (AD574), and A/D converter (AD574) reads in internal memory by data/address bus with transformation result to be realized gathering in real time.A/D converter (AD574) drives LCDs 9 pairs of current upright pressure signals, casing pressure signal and throttle valve opening signals by liquid crystal display drive circuit 8 (ST7920) and shows.
2, the real-time storage of data and playback:
Embedded main board 7 (44B0) extends out the Flash memory, and upright pressure signal, casing pressure signal and throttle valve opening signal and the current time signal of gathering in real time is written to respectively in the Flash memory according to some cycles by data/address bus, preserves.When carrying out data readback, can data be read into computer by serial communication port and carry out playback and long preservation, also can on the LCDs of the digital throttle control device that surges, directly carry out playback.
3, the remote transmission of data:
The digital throttle control device that surges has GPRS (GPRS (general packet radio service)) and two kinds of remote data transmission modes of SBD (iridium satellite short data service).Use GPRS to carry out transfer of data in the area that the mobile network can cover, then use the SBD mode to carry out transfer of data in the area that the mobile network can't cover.
Claims (3)
1, a kind of digitlization throttle control device that surges, mainly by choke manifold (1), upright pressure sensor (2), cover pressure sensor (3), throttle valve opening sensor (4), signal conditioning circuit (5), A/D converter (6), embedded main board (7), liquid crystal display drive circuit (8), LCDs (9), keypad interface circuit (10), outer extension memory (11), GPRS module (12), SBD module (13), antenna (14) and control cabinet (15) are formed, it is characterized in that: upright pressure sensor (2), cover pressure sensor (3) and throttle valve opening sensor (4) are installed on the choke manifold (1), upright pressure sensor (2), cover pressure sensor (3) and throttle valve opening sensor (4) are connected on the signal conditioning circuit (5), be connected with A/D converter (6) between signal conditioning circuit (5) and the embedded main board (7), on embedded main board (7), be connected with keypad interface circuit (10) and outer extension memory (11), on embedded main board (7), be connected with liquid crystal display drive circuit (8), be connected with LCDs (9) by liquid crystal display drive circuit (8) by display interface, embedded main board (7) is connected with GPRS module (12) and SBD module (13) by communication interface, and GPRS module (12) and SBD module (13) are connected with external antenna (14).
2, the digitlization according to claim 1 throttle control device that surges, it is characterized in that: signal conditioning circuit (5), A/D converter (6), embedded main board (7), liquid crystal display drive circuit (8), LCDs (9), keypad interface circuit (10), outer extension memory (11), GPRS module (12) and SBD module (13) are installed in the control cabinet (15).
3, the digitlization according to claim 1 throttle control device that surges, it is characterized in that: the model of A/D converter (6) is AD574, and the model of embedded main board (7) is ARM7-44B0, and the model of liquid crystal display drive circuit (8) is ST7920.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN200920106106U CN201372783Y (en) | 2009-03-10 | 2009-03-10 | Digital hydraulic throttling control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN200920106106U CN201372783Y (en) | 2009-03-10 | 2009-03-10 | Digital hydraulic throttling control device |
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CN201372783Y true CN201372783Y (en) | 2009-12-30 |
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CN200920106106U Expired - Lifetime CN201372783Y (en) | 2009-03-10 | 2009-03-10 | Digital hydraulic throttling control device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104632186A (en) * | 2013-11-08 | 2015-05-20 | 中国石油天然气集团公司 | Method and device for detecting and processing secondary well controlling parameters after primary well controlling failure |
CN105569591A (en) * | 2014-10-10 | 2016-05-11 | 上海励谙电子技术有限公司 | Automatic control device of choke manifold |
CN107780919A (en) * | 2017-09-22 | 2018-03-09 | 中国石油集团西部钻探工程有限公司 | Long-range gas well switch board and its long-range control method |
-
2009
- 2009-03-10 CN CN200920106106U patent/CN201372783Y/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104632186A (en) * | 2013-11-08 | 2015-05-20 | 中国石油天然气集团公司 | Method and device for detecting and processing secondary well controlling parameters after primary well controlling failure |
CN104632186B (en) * | 2013-11-08 | 2017-10-17 | 中国石油天然气集团公司 | Secondary kill-job parameter detecting processing method and processing device after kill-job failure |
CN105569591A (en) * | 2014-10-10 | 2016-05-11 | 上海励谙电子技术有限公司 | Automatic control device of choke manifold |
CN107780919A (en) * | 2017-09-22 | 2018-03-09 | 中国石油集团西部钻探工程有限公司 | Long-range gas well switch board and its long-range control method |
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Granted publication date: 20091230 |
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CX01 | Expiry of patent term |