CN204238889U - A kind of automatic control equipment of choke manifold - Google Patents
A kind of automatic control equipment of choke manifold Download PDFInfo
- Publication number
- CN204238889U CN204238889U CN201420584245.9U CN201420584245U CN204238889U CN 204238889 U CN204238889 U CN 204238889U CN 201420584245 U CN201420584245 U CN 201420584245U CN 204238889 U CN204238889 U CN 204238889U
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- valve
- choke
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- choke manifold
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- 238000004891 communication Methods 0.000 claims description 12
- 239000010720 hydraulic oil Substances 0.000 claims description 8
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- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 11
- 230000008859 change Effects 0.000 description 8
- 238000005553 drilling Methods 0.000 description 5
- 238000004880 explosion Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Fluid-Pressure Circuits (AREA)
Abstract
The utility model relates to a kind of automatic control equipment of choke manifold, this control appliance comprises sensor cluster, display and control assembly and executive module, executive module comprises proportional throttle valve, solenoid operated directional valve, motor, hydraulic pump, combination valve block and accumulator, the input of display and control assembly is connected with sensor cluster, output is connected with proportional throttle valve, solenoid operated directional valve and motor respectively, motor is connected with combination valve block by hydraulic pump, combination valve block is connected with accumulator, and accumulator successively passing ratio choke valve is connected with choke manifold with solenoid operated directional valve.Compared with prior art, the advantages such as the utility model has automatic control, control effects is stablized.
Description
Technical field
The utility model relates to a kind of oil-well drilling equipment, especially relates to a kind of automatic control equipment of choke manifold.
Background technology
Choke manifold control cabinet is the auxiliary products of kill-job choke manifold, for oil drilling industry.In drilling process, according to kill-job console pressure data, manually operation changes the aperture size of the choke valve on choke manifold, and make well killing fluid from wellhead ground process, retentively stressor layer is constant, thus the object of the safe kill-job of the science that reaches.
Current choke manifold control cabinet is the change that operating personnel pass through to see the sleeve pipe pressure that control panel shows and standpipe pressure, the aperture of choke valve is regulated, the aperture being demonstrated current throttle valve by control panel is also how many by this adjustment, as 3/4 or 1/2.As found in adjustment process, sleeve pipe pressure increases, then choke valve leaves greatly by operating personnel, and as found in adjustment process, sleeve pipe pressure reduces, then choke valve leaves little by operating personnel.
The defect of prior art: operate control at present, is carry out the manual throttle valve opening that realizes according to the practical experience of operating personnel to regulate completely, is difficult to ensure that whole operating process is all smooth transition.It is steady that choke valve operates, and bottom hole pressure surge will be caused large, and likely cause kill-job failure on the one hand, generation blowout or leakage, cause a large amount of economic loss and personnel's property safety problem again; Likely strengthen kill-job difficulty on the other hand, increase the kill-job control time, cause larger economic loss.The particularly change of just sleeve pipe and the standpipe current pressure of the display of conventional throttle manifold console, operating personnel have no way of learning for the continuation change of whole casing pressure and standpipe pressure, do not know well killing fluid is in which kind of position, shaft bottom now yet, secondary also without intuitively learning for hydraulic pump, being difficult to from macroscopically holding whole kill-job control work, efficient kill-job fast cannot being realized and control.
In addition, traditional kill-job console just shows the numerical value of real-time sleeve pipe pressure and standpipe pressure, there is no stored record function, operating personnel must by paper notes record numerical value change, this pattern causes operating personnel's operating efficiency low on the one hand, be difficult to the change of real time monitoring sleeve pipe pressure and standpipe pressure, on the other hand likely because the carelessness of operating personnel, misremember numerical value, affect its follow-up judgement, have a negative impact to kill-job work, in addition, this pattern is also unfavorable for that operating personnel and administrative staff carry out transferring, analyze and summing up of objective archives.
Summary of the invention
The purpose of this utility model is exactly provide the automatic control equipment of a kind of changeable Non-follow control with the choke manifold automatically controlled to overcome defect that above-mentioned prior art exists.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of automatic control equipment of choke manifold, this control appliance comprises sensor cluster, display and control assembly and executive module, described executive module comprises proportional throttle valve, solenoid operated directional valve, motor, hydraulic pump, combination valve block and accumulator, the input of described display and control assembly is connected with sensor cluster, output respectively with proportional throttle valve, solenoid operated directional valve is connected with motor, described motor is connected with combination valve block by hydraulic pump, described combination valve block is connected with accumulator, accumulator successively passing ratio choke valve is connected with choke manifold with solenoid operated directional valve.
Described sensor cluster comprises standpipe pressure sensor, casing pressure sensor, pump stroke sensor, hydraulic oil pressure force snesor and valve position sensor, and described standpipe pressure sensor, casing pressure sensor, pump stroke sensor, hydraulic oil pressure force snesor are all connected with display and control assembly with the output of valve position sensor.
Described display and control assembly comprises controller and the display be connected with controller respectively and radio communication unit, described radio communication unit is connected with intelligent wireless terminal by wireless network, and described controller is also connected with sensor cluster and executive module respectively.
Memory is provided with in described controller.
Described combination valve block comprises stop valve and overflow valve.
Described executive module also comprises manual pump, hand-operated direction valve and hand adjustment choke valve, and manual pump is connected with hand adjustment choke valve by accumulator, and described hand adjustment choke valve is connected with choke manifold.
Compared with prior art, the utility model has the following advantages:
1) the automatic control to choke manifold hydraulic-control throttling valve can be realized by sensor cluster and display and control assembly.
2) standpipe pressure sensor, casing pressure sensor, pump stroke sensor, hydraulic oil pressure force snesor and valve position sensor image data, can increase the degree of accuracy of control.
3) display can show the data that sensor collects, and radio communication unit can actualizing technology personnel operated from a distance.
4) memory can the historical data that collects of storage sensor assembly, system can be allowed to recognize the situation of change of every data, also operator can be allowed to recognize the situation of change of every data intuitively by display, mistake is less likely to occur.
5) stop valve and overflow valve can regulating system pressure and oil circuit control break-makes preferably.
6) accumulator is in due course the energy conversion in system is that compression energy or potential energy store, and when system needs, again compression energy or potential energy is changed into the energy such as hydraulic pressure or air pressure and discharges, again mending feed system.When system instantaneous pressure increases, it can absorb this part energy, normal to ensure whole system pressure.System pressure is maintained by accumulator under normal pressure, when energy storage pressure is lower than the low pressure limit set, controller starter motor drives hydraulic pump to accumulator pressurizing, when energy storage pressure arrives the upper pressure limit of setting, controller stops machine operation, can be effectively energy-conservation.
7) because be equipped with manual control equipment, therefore operator also can select Non-follow control when the dissatisfied result of control automatically, and time can reset the parameters in automatic control equipment, to improve the effect automatically controlled.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is embodiment control cabinet structural representation;
Wherein: 1, sensor cluster, 2, display and control assembly, 3, executive module, 4, choke manifold, 5, accumulator, 6, anti-explosion cabinet, 7, emergency stop switch, 8, mode selector switch, 11, standpipe pressure sensor, 12, casing pressure sensor, 13, pump stroke sensor, 14, hydraulic oil pressure force snesor, 15, valve position sensor, 21, controller, 22, display, 23, radio communication unit, 31, proportional throttle valve, 32, solenoid operated directional valve, 33, motor, 34, hydraulic pump, 35, hand adjustment choke valve, 36, manual pump, 37, hand-operated direction valve, 38, combination valve block, 71, sensor wiring harness connector.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.The present embodiment is implemented premised on technical solutions of the utility model, give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
A kind of automatic control equipment of choke manifold, as shown in Figure 1, this control appliance comprises sensor cluster 1, display and control assembly 2 and executive module 3, executive module 3 comprises proportional throttle valve 31, solenoid operated directional valve 32, motor 33, hydraulic pump 34 and combination valve block 38, the input of display and control assembly 2 is connected with sensor cluster 1, output respectively with proportional throttle valve 31, solenoid operated directional valve 32 is connected with motor 33, motor 33 is connected with combination valve block 38 by hydraulic pump 34, combination valve block 38 is connected with choke manifold 4 with proportional throttle valve 31 by solenoid operated directional valve 32 successively,
The Data Control solenoid operated directional valve 32 that display and control assembly 2 collects according to sensor cluster 1, proportional throttle valve 31 and motor 33 action, and then realize the control to choke manifold 4.
Sensor cluster 1 comprises standpipe pressure sensor 11, casing pressure sensor 12, pump stroke sensor 13, hydraulic oil pressure force snesor 14 and valve position sensor 15, and standpipe pressure sensor 11, casing pressure sensor 12, pump stroke sensor 13, hydraulic oil pressure force snesor 14 are all connected with display and control assembly 2 with the output of valve position sensor 15.
Display and control assembly 2 comprises controller 21 and the display 22 be connected with controller 21 respectively and radio communication unit 23, radio communication unit 23 is connected with intelligent wireless terminal by wireless network, and controller 21 is also connected with sensor cluster 1 and executive module 3 respectively.
Memory 211 is provided with in controller 21.
Combination valve block 38 comprises stop valve and overflow valve.
Accumulator 5 is provided with between combination valve block 38 and solenoid operated directional valve 32.
Executive module 3 also comprises manual pump 36, hand-operated direction valve 37 and hand adjustment choke valve 35, and manual pump 36 is connected with hand-operated direction valve 37 by accumulator 5, and hand-operated direction valve 37 is connected with choke manifold 4 by hand adjustment choke valve 35.
As shown in Figure 2, centralized-control box is obtained after centralization design is carried out to this equipment, each sensor of each sensor cluster 1 is arranged on each detection mouth on choke manifold 4, remaining part is integrated in control cabinet, controller 21 is placed in anti-explosion cabinet 6, is connected with sensor cluster 1 by sensor wiring harness connector 71.
The table top of control cabinet is provided with hand-operated direction valve 37, hand adjustment choke valve 35, display 22, emergency stop switch 7 and mode selector switch 8, wherein mode selector switch 8 is for switching manual/auto pattern, and emergency stop switch 7 is in case of emergency shutdown system.
Hydraulic pump 34, motor 33, accumulator 5, combination valve block 38, solenoid operated directional valve 32 and proportional throttle valve 31 are arranged in control cabinet.
Controller 21 is high-performance, the shock resistance control module of independent research, and relative to conventional P LC compact conformation, overall dimensions is 147 × 63 × 35mm.Module itself has enough On-off signal/output and analog input/output port.Module can be used as the multifunctional controller of the control system based on CAN, can control different sensors and executing agency, such as proportioning valve, servomotor and electrohydraulic system.The module having switching value and analog quantity I/O mouth I/O capability is an independent control based on PLCopen (using Codesys instrument) able to programme.
Controller 21 is powered by the 24V dc source in anti-explosion cabinet, has the functions such as overvoltage protection, high temperature protection, output short circuit protection.Controller there is two high-speed CAN bus communication ports and a road RS232 PORT COM, with display 22 by CANBUS bus communication, with remote control module 23 by RS232 port MODBUS protocol.Degree of protection is IP67, water proof and dust proof, shock resistance, anti-vibration.In program cycle cycle acquiescence 10ms (can arrange adjustment), carrying 248 can 16 parameter region preserving of power down, is used for storing the parameter of Well Killing Process.The IO port of controller 21 comprises: 4 On-off signal ports, for DI signals such as connection mode change-over switches; 4 output switch parameter ports, are used for controlling the opening and closing of the executing agency such as solenoid operated directional valve, motor; 4 road PWM delivery outlets, for the size of current of control ratio choke valve; 4 road frequency input mouths, for connecting slush pump pump stroke sensor; 4 road analog input ports, for connecting the analog signals of standpipe pressure sensor, casing pressure sensor, valve position sensor.The port arrangement requirement of real work can be met completely with upper port.
Display 22 is intrinsic safe explosion-proof touch-screen display, receives each sensing data of controller transmission and be presented at intuitively in current page by CAN.User can be inputted by the touch keyboard that display is built-in choke manifold controling parameters and revise, and sends to controller 21 to carry out parameter preservation.When controlling choke manifold, the parameter that the sensor signal of collection and user are arranged compares by controller, controls electromagnetic switch threshold switch, thus control the aperture size of choke manifold hydraulic-control throttling valve by the algorithm after optimizing; Controller can realize controlling hydraulic-control throttling threshold switch process medium velocity by the size of current of control ratio choke valve, the various wild effects produced in operating personnel's manual adjustments process can be avoided completely, realize the accurate control of choke valve, kill-job control efficiency is high, also more easily success.
Wireless communication module 23 is the remote control module based on ZIGBEE of independent research, this module uses in pairs, one is placed in anti-explosion cabinet and is connected by RS232 bus with controller 21, be used for sending every data of choke manifold control procedure in real time and receiving the remote command of Control Room transmission, another is placed on Control Room and is connected by com port or USB with PC, sends real time data for sending remote command and receiving choke manifold control cabinet.
Each pressure data can show by curve on display 22, can recall the pressure change in whole drilling well, Well Killing Process intuitively, and the power down that can realize critical data is preserved.By wireless communication module 23 by kill-job real-time data transmission to Control Room, user can inquire about drilling state by terminal, and can real-time generating report forms.Once occur in Well Killing Process reporting to the police, remote prompts user can occur alarm condition, user can long-range closedown or operated from a distance choke manifold control cabinet.
Claims (6)
1. the automatic control equipment of a choke manifold, it is characterized in that, this control appliance comprises sensor cluster, display and control assembly and executive module, described executive module comprises proportional throttle valve, solenoid operated directional valve, motor, hydraulic pump, combination valve block and accumulator, the input of described display and control assembly is connected with sensor cluster, output respectively with proportional throttle valve, solenoid operated directional valve is connected with motor, described motor is connected with combination valve block by hydraulic pump, described combination valve block is connected with accumulator, accumulator successively passing ratio choke valve is connected with choke manifold with solenoid operated directional valve.
2. the automatic control equipment of a kind of choke manifold according to claim 1, it is characterized in that, described sensor cluster comprises standpipe pressure sensor, casing pressure sensor, pump stroke sensor, hydraulic oil pressure force snesor and valve position sensor, and described standpipe pressure sensor, casing pressure sensor, pump stroke sensor, hydraulic oil pressure force snesor are all connected with display and control assembly with the output of valve position sensor.
3. the automatic control equipment of a kind of choke manifold according to claim 1, it is characterized in that, described display and control assembly comprises controller and the display be connected with controller respectively and radio communication unit, described radio communication unit is connected with intelligent wireless terminal by wireless network, and described controller is also connected with sensor cluster and executive module respectively.
4. the automatic control equipment of a kind of choke manifold according to claim 3, is characterized in that, is provided with memory in described controller.
5. the automatic control equipment of a kind of choke manifold according to claim 1, is characterized in that, described combination valve block comprises stop valve and overflow valve.
6. the automatic control equipment of a kind of choke manifold according to claim 1, it is characterized in that, described executive module also comprises manual pump, hand-operated direction valve and hand adjustment choke valve, and manual pump is connected with hand adjustment choke valve by accumulator, and described hand adjustment choke valve is connected with choke manifold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420584245.9U CN204238889U (en) | 2014-10-10 | 2014-10-10 | A kind of automatic control equipment of choke manifold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420584245.9U CN204238889U (en) | 2014-10-10 | 2014-10-10 | A kind of automatic control equipment of choke manifold |
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| Publication Number | Publication Date |
|---|---|
| CN204238889U true CN204238889U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420584245.9U Expired - Fee Related CN204238889U (en) | 2014-10-10 | 2014-10-10 | A kind of automatic control equipment of choke manifold |
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| CN (1) | CN204238889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019843A (en) * | 2015-07-29 | 2015-11-04 | 广州东塑石油钻采专用设备有限公司 | Automatic monitoring equipment for annular pressure of oil field gas well |
-
2014
- 2014-10-10 CN CN201420584245.9U patent/CN204238889U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019843A (en) * | 2015-07-29 | 2015-11-04 | 广州东塑石油钻采专用设备有限公司 | Automatic monitoring equipment for annular pressure of oil field gas well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200604 Address after: 101300 Shunyi District Beijing airport logistics base logistics park, Shunyi District, Beijing, No. 1 Patentee after: AVIC Airport Equipment Co.,Ltd. Address before: 243 room 112-113, building 960, Zhongxing Road, Shanghai, Zhabei District, 200070 Patentee before: SHANGHAI LI'AN ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |