CN201103390Y - Experiment detecting system for well control device - Google Patents
Experiment detecting system for well control device Download PDFInfo
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- CN201103390Y CN201103390Y CNU2007200805345U CN200720080534U CN201103390Y CN 201103390 Y CN201103390 Y CN 201103390Y CN U2007200805345 U CNU2007200805345 U CN U2007200805345U CN 200720080534 U CN200720080534 U CN 200720080534U CN 201103390 Y CN201103390 Y CN 201103390Y
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Abstract
The utility model discloses a test check system for oil and gas well control devices, which includes a pressure charging device, a pressure discharging device, a checking device and a test site remote monitor device. The remote monitor device includes a video camera, a video transmission device and a display, all of which are connected with each other in sequence; the video camera is arranged at a well mouth, and the pressure charging device, the pressure discharging device, the checking device, the video transmission device and the display are arranged on a mobile carrier vehicle; the checking device, adopting a digital instrument, consists of a sensor, a display and a recorder, all of which are connected with each other in sequence; the pressure charging device is a pump group composed of a plurality of pressure charging pumps with different pressure discharges, the pump group is provided with a shunt device at an exit and an automatic control device; the automatic control device is provided with a pump startup and stop control unit and a shunt control unit, a rotation speed control unit of a pump motor, a camera control unit and a pressure discharge control unit, so as to control all the functional devices.
Description
Technical field
The utility model relates to pressure experimental device, relates in particular to the test detection system of petroleum gas well control device, is used for the pressure test of various well control devices.
Background technology
The well control device of oil, the natural gas well need carry out withstand voltage test, to check its safety.Well control device comprises wellhead assembly, throttle well killing manifold, pit shaft, blowout prevention pipeline, surface line etc.Existing test detection technique falls behind, and measuring means is incomplete, and testing equipment is simple and crude, for a long time, only wellhead assembly is tested detection, does not detect other well control device; Full pit shaft test detection speed is slow, the time is long; During the pressure testing operation, operating personnel are directly in well head Keep Clear-High Voltage district's execute-in-place and observation, and are greatly dangerous; Experimental data relies on manual observation, the meter reading record, and data precision is low, writes down discontinuously, and subjectivity is big, and is untrue.The testing equipment installing/dismounting is loaded down with trivial details, and is time-consuming, inefficiency.
Along with the continuous development of China Petroleum and the quickening of drilling technology internationalization process, pressure detecting work under the hyperbaric environment has also been proposed more strict requirement, put into effect new industry standard and technical specification of security, existing petroleum gas well control device experiment detection method and device can not satisfy the requirement of industry standard and safety standard.
Summary of the invention
The purpose of this utility model provides a kind of petroleum gas well control device experiment detection system that meets industry standard and safety standard.This system possesses following function:
Can check all well control devices;
Automatically show, write down experimental data;
Testing crew is away from well head Keep Clear-High Voltage district's execute-in-place and observation;
Full pit shaft test speed is fast, the time is short, efficient is high.
Technical solution of the present utility model is:
A kind of well control device test detection system, comprise the pressurising device, pressure relief device, the checkout gear that are arranged on the carrier loader that flows, it is characterized in that, also comprise the testing site Long-Range Surveillance Unit, this testing site Long-Range Surveillance Unit comprises video camera, video frequency transmitter, the display that is linked in sequence; Described video camera, is raised and is stated display and show this vision signal to the display incoming video signal by video frequency transmitter.
Described camera arrangements is at well head, the corresponding checked object of its camera lens; Described video frequency transmitter, display are arranged on the carrier loader that flows; Described pressurising device connects checked object by pipeline.
Described checkout gear adopts digital instrument, form by the detected parameters signal transducer, display, the recorder that are linked in sequence, described sensor is converted to the signal of telecommunication with tested signal, input display and recorder, and described display, recorder show, write down this signal respectively.
The pump group that described pressurising device is made up of some the different pressurising pumps of row pressure, this pump group has branch, shunting means and automaton thereof.
Described automaton has pump startup, stop control unit, parallel operation, extension set control module, and the pump motor rotary speed controling unit, each unit is made up of the pressure sensor that is linked in sequence, signal processor, actuator; Described pressure sensor is converted to the signal of telecommunication with pressure signal, and described signal processor is accepted this signal, to actuator output control signal.
Useful technique effect of the present utility model:
1. experimental rig adopts mobile cart delivery, the shoot and monitor tested object, and testing crew is regional away from Keep Clear-High Voltage, and personal safety is secure, meets safety standard.
2. the pressurising device adopts the pump group, can satisfy the pressurising requirement of all well control devices, especially can accelerate pit shaft pressurising speed.
3. detect, the control accuracy height, experimental data is true and reliable.
4. experimental rig is multiple functional, and handover operation is simple and efficient, experiment work efficient height, and personnel labor intensity is little.
Description of drawings
Fig. 1 is the structured flowchart of an example of the utility model
Fig. 2 is the structured flowchart of monitoring arrangement among Fig. 1
Fig. 3 is pressurising device among Fig. 1, pressure relief device, automaton, checkout gear structure and annexation figure thereof
The specific embodiment
Referring to Fig. 1 to Fig. 3: this well control device pilot system, comprise pressurising device 2, pressure relief device 3, checkout gear 4, Long-Range Surveillance Unit 1, all be arranged on the carrier loader 6, like this, experimental rig and personnel just can test away from well head.
Pressurising device 2 is constituted by 16,17 and inflator pumps 15 of two charging pumps, and inflator pump 15 row pressures are 140MPa, and rated discharge 13.3mm/ dashes; Charging pump 16 row pressure 70MPa, discharge capacity 1200L/H, charging pump 17 row pressure 50MPa, discharge capacity 900L/H.All pressurising delivery side of pump connect one way valve group 18, and the parallel connection outlet of one way valve group 18 is communicated with tested device 8 by pipeline.According to the volume of tested device 8, with one or several pumps to its pressurising.For example, to wellhead assembly, throttle well killing pipeline, blowout prevention pipeline, the less subjects of surface line isometric(al), can select a pressure, water pump pressurising that discharge capacity is suitable for use, and many pumps interlocks are then taked in the wellbore pressure test very big to volume, during the beginning pressurising, charging pump 16,17 is opened simultaneously, to the big discharge capacity water-filling of pit shaft, when wellbore pressure reaches row pressure 50MPa, charging pump 16 cuts out automatically, and charging pump 17 continues water-filling; When wellbore pressure during near 70MPa, charging pump 17 runs slowly, and reduces discharge capacity, and inflator pump 15 starts simultaneously, charges into compressed air to pit shaft; When wellbore pressure reached 70MPa, charging pump 17 cut out automatically, stops water-filling, only by inflator pump 15 inflations, continued ftercompction, and when the experimental pressure that requires, inflator pump 15 stops.Like this, just can shorten the pressurising time, improve the efficient of experimental work.
Checkout gear 4 adopts digital instruments, is made up of the pressure sensor 14 that is linked in sequence, display 10, recorder 12, and sensor 14 is converted to the signal of telecommunication, input display 10 and recorder 12 demonstrations, record with pressure signal.Send into automaton 5 simultaneously, control the pressurising pump operation after treatment.
Pressure relief device 3 is made of pressure-relief valve 19 and comb thereof, and pressure-relief valve 19 can adopt electronic or pneumatic control valve, but preferably adopts pneumatic quck-opening valve.
Automaton 5 is made up of controller 13 and memory 11, and controller 13 adopts single-chip microcomputer, also available PC or PLC controller.The software of controller 13 has pump startup, stop control unit, parallel operation, extension set control module, pump motor rotary speed controling unit; Shooting control module, release control module are controlled above-mentioned each functional device.
Claims (5)
1. a well control device is tested detection system, comprise the pressurising device, pressure relief device, the checkout gear that are arranged on the carrier loader that flows, it is characterized in that: also comprise the testing site Long-Range Surveillance Unit, this testing site Long-Range Surveillance Unit comprises video camera, video frequency transmitter, the display that is linked in sequence; To the display incoming video signal, described display shows this vision signal to described video camera by video frequency transmitter.
2. well control device test detection system according to claim 1 is characterized in that: described camera arrangements is at well head, and described video frequency transmitter, display are arranged on the dynamic load car that flows; Described pressurising device connects checked object by pipeline.
3. well control device test detection system according to claim 1, it is characterized in that: described checkout gear adopts digital instrument, form by the signal transducer that is linked in sequence, display, recorder, described signal transducer is converted to the signal of telecommunication with tested signal, input display and recorder, described display, recorder show respectively, write down this signal.
4. well control device test detection system according to claim 1, it is characterized in that: described pressurising device is the pump group that is made of some the different pressurising pumps of row pressure, and this pump group has branch, shunting means and automaton thereof.
5. well control device test detection system according to claim 4, it is characterized in that: described automaton has pump startup, stop control unit, parallel operation, extension set control module, the pump motor rotary speed controling unit, each unit is made up of the signal transducer that is linked in sequence, signal processor, actuator; Described signal transducer is converted to the signal of telecommunication with tested parameter signal, and described signal processor acknowledge(ment) signal is to actuator output control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200805345U CN201103390Y (en) | 2007-08-03 | 2007-08-03 | Experiment detecting system for well control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200805345U CN201103390Y (en) | 2007-08-03 | 2007-08-03 | Experiment detecting system for well control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201103390Y true CN201103390Y (en) | 2008-08-20 |
Family
ID=39950415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200805345U Expired - Lifetime CN201103390Y (en) | 2007-08-03 | 2007-08-03 | Experiment detecting system for well control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201103390Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556987A (en) * | 2013-11-18 | 2014-02-05 | 中国石油化工股份有限公司 | Hydraulic test system of well control device for oil and gas fields |
| CN104634651A (en) * | 2015-01-15 | 2015-05-20 | 中国海洋石油总公司 | Wireless monitoring type high-pressure testing protection wall device |
-
2007
- 2007-08-03 CN CNU2007200805345U patent/CN201103390Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556987A (en) * | 2013-11-18 | 2014-02-05 | 中国石油化工股份有限公司 | Hydraulic test system of well control device for oil and gas fields |
| CN104634651A (en) * | 2015-01-15 | 2015-05-20 | 中国海洋石油总公司 | Wireless monitoring type high-pressure testing protection wall device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080820 |