CN201521276U - Control device of electric control type ground blowout preventer - Google Patents
Control device of electric control type ground blowout preventer Download PDFInfo
- Publication number
- CN201521276U CN201521276U CN200920246218XU CN200920246218U CN201521276U CN 201521276 U CN201521276 U CN 201521276U CN 200920246218X U CN200920246218X U CN 200920246218XU CN 200920246218 U CN200920246218 U CN 200920246218U CN 201521276 U CN201521276 U CN 201521276U
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- rotary valve
- pull electromagnet
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Abstract
The utility model relates to a control device of an electric control type ground blowout preventer, which is applied in the remote control of a petroleum and natural gas blowout preventer. The control device mainly consists of a remote console (1), a driller console (2), a captain console (3), a PLC programmable control panel (5), a push-pull electromagnet (6) and a UPS power supply (7), wherein the push-pull electromagnet (6) is fixed on the remote console (1). A rotary valve (8) is connected with the push-pull electromagnet (6). The push-pull electromagnet (6) is connected with the PLC programmable control panel (5). The PLC programmable control panel (5) comprises conducting wires which are respectively connected with the driller console (2) and the captain console (3). Touch screens (4) and/or buttons boxes are respectively arranged on the driller console (2) and the captain console (3). The length of cables is adjustable, and the remote control distance can be farther. The device can work normally at low temperature. The remote control of the ground blowout preventer can be carried out through the touch screens (4) and/or the button boxes, the signal transfer is reliable and the action is sensitive.
Description
Technical field
It is the preventer that oil, gas drilling (well workover) process prevent blowout out of control, particularly a kind of control device of ground preventer of electronic control type that the utility model relates to.
Background technology
In the drillng operation in fields such as oil, geology, mining industry, when formation fluid pressure be higher than in the drill string head of liquid time, the danger that well kick even blowout take place is arranged.In order to prevent the generation of well kick and blowout, well head need be installed ground preventer, and the control device of ground preventer can control preventer and in time cut out, and prevents the generation of well kick and blowout.
Existing control system of ground preventer adopts the gas control mode to control ground preventer.Control device mainly comprises remote console, driller's console and team leader's console composition, be connected by many tracheae lines between its driller's console, team leader's console and the remote console, open by the 3-position 4-way valve on the air pressure gas-powered remote console in the tracheae line, thereby drive the preventer action.Traditional gas control mode is to utilize compressed air that remote console is realized operation.Relatively simple for structure, connect the console cylinder by the high pressure pipeline of supplying gas, realize preventer control, but the water-vapo(u)r saturation in the high pressure line compressed air condenses into water easily, water flows in high pressure is supplied gas pipeline.Be connected by many pneumatic tubes between driller's console and remote console, the air pipe spool road of connection is longer, and by the air pressure remote control, the lag time of control is longer; In addition, be subjected to the influence of environment temperature bigger, when temperature was lower than zero degree, the water in the pipeline of supplying gas can congeal into ice and blocking pipeline, causes Control Failure.Adopt the gas control mode, on driller's console and team leader's console, can not in time show the rotary valve position of remote station.
Chinese patent notice of authorization CN201057015y provides a kind of " electronic control type control system of ground preventer ".Conventional electronic control type control system of ground preventer is general to be moved back and forth by the solenoid control cylinder more earlier by the electromagnetic valve of electric control box/HMI control gas circuit, promotes the action of 3-position 4-way rotary valve by cylinder at last, realizes the preventer switch motion.This control mode must have a whole set of high pressure pneumatic control system to cooperate, participate in, and has increased breakdown rate.
The utility model content
The purpose of this utility model is: the control device that a kind of electronic control type ground preventer is provided, can be by on driller's console and team leader's console HMI panel, show the electronic control type control system of ground preventer of the position of remote station rotary valve near the signal of switch, and the signal transmission is reliable, be active in one's movements, the control hysteresis time is short, not influenced by ambient temperature, safe and reliable, more convenient to operate.Thoroughly break away from of the influence of high pressure pneumatic control system to the control device of ground preventer.
The technical solution adopted in the utility model is: the control device of electronic control type ground preventer, mainly form by remote console, driller's console, team leader's console, PLC programmable control panel, push-pull electromagnet and ups power, rotary valve is arranged on remote console, start rotary valve and can drive the preventer action.It is characterized in that: push-pull electromagnet is fixed on the remote console.Rotary valve is connected with push-pull electromagnet on being fixed on remote console.Push-pull electromagnet connects the PLC programmable control panel by lead.The PLC programmable control panel has lead to connect ups power.The PLC programmable control panel has lead to connect driller's console and team leader's console respectively.Touch-screen and/or button case all are housed on driller's console and team leader's console.When well head generation blowout or well kick phenomenon, to carry instruction for touch-screen and/or button case and give the PLC programmable control panel, the rotary valve of remote console is opened in the action of control push-pull electromagnet, drives the preventer action.When system cut-off,, guarantee that remote console can be not out of hand because of having a power failure by the ups power power supply.
Described rotary valve is 3-position 4-way rotary valve or two-bit triplet rotary valve, and described push-pull electromagnet model is MQD1.
In order to export continuous analog signals, can write down the trend curve of force value, and pass through curve, observe the accumulator of remote console, the situation of change of annular MP, on accumulator manifold, rotary valve manifold, annular manifold the explosion-proof pressure transmitter is housed respectively, range is respectively 0～40MPa, 0～40MPa, 0～25MPa.The explosion-proof pressure transmitter that meets the demands on the market has a lot, for example: TST-SMX, PTH705.
The pull bar of push-pull electromagnet is vertically connected on the handle of rotary valve, and connected mode connects by bearing pin.Pull bar is connected the bottom or the top of handle center of rotation.
The control device operating principle of ground preventer:
Consult Fig. 1.The control device of ground preventer of the present utility model, when the needs preventer moved, can be on manual operation accumulator device on the remote console corresponding 3-position 4-way rotary valve was realized the switching of preventer.Also can realize the switching of preventer by the touch-screen on operation driller's console or the team leader's console.Point touches touch-screen, touch-screen sends a signal to PLC programmable control panel 5, PLC programmable control panel 5 sends a signal to the push-pull electromagnet 6 on the remote console 1, push-pull electromagnet 6 is according to the difference of input signal, realization pushes away or spurs work, 3-position 4-way rotary valve 8 is arrived open position or off-position, thus the switching of control preventer.When push-pull electromagnet 6 moves idle stroke, by sending signal near switch to driller's console 2 and team leader's console 3 accordingly.Its driller's console 2 is connected with PLC programmable control panel 5 with team leader's console 3, and line is simple, light; Simultaneously, signal transmits fast, and time-delay is short.And driller's console 2 is connected with PLC programmable control panel 5 electric wires with team leader's console 3, and the length of cables such as its electric wire that links to each other, holding wire is very long, and remote control distance is farther.The more important thing is that driller's console 2 is connected with PLC programmable control panel 5 with team leader's console 3, the control signal that cable transmits, be not subjected to the influence of temperature, in the time of temperature can not occurring and be lower than 0 ℃, low temperature condensation of moisture in the air pressure pipeline stops up tracheae and causes the malfunctioning danger of control system, thereby safer, reliable.Simultaneously, driller's console 2 is equipped with touch-screen 4 with team leader's console 3, makes operation directly perceived more, simple, convenient.
The utility model adopts PLC programmable control panel 5 to do main website, and touch-screen 4 and/or button case are done principal and subordinate's control system of slave station.On touch-screen 4 and/or button case, can carry out switching manipulation to blowout preventer set easily.When needs operation preventer, press corresponding button at touch-screen 4 and/or button case, transmit a digital quantity input signal and enter PLC programmable control panel 5, send a digital quantity by PLC programmable control panel 5 then and output signal to corresponding push-pull electromagnet 6 fixing on the remote console 1, push-pull electromagnet 6 actions, make corresponding 3-position 4-way rotary valve 8 commutations on the remote console 1, thereby close preventer.When 3-position 4-way rotary valve 8 arrives control positions, 3-position 4-way rotary valve 8 two ends near switch connection and send the signal of telecommunication, import the position of rotary valve 8 into PLC programmable control panel 5, thereby on touch-screen 4, demonstrate.And can set and revise the form of blowout preventer set on touch-screen 4, the user can select different combinations according to the configuration of different drilling phase preventers.Owing to adopted sensor, can export continuous analog signals, can write down the trend curve of energy storage pressure value, by curve, can observe the situation of change of accumulator, manifold, annular pressure.Only need on touch-screen 4, to change and can finish being provided with of change alarm point and the automatic start-stop of motor, convenient, fast, accurate.For guaranteeing security of system and accuracy, when the change system configuration, increased user cipher, the user of different stage can have different operating rights.System also has been equipped with a cover standby power system, and promptly ups power 7.When the main power source of control system broke down, ups power 7 started automatically, and the straighforward operation that can guarantee control system is more than at least two hours.
Electric notor formula pressure regulator valve has been used in the pressure regulation of annular preventer of the present utility model, and the pressure of annular preventer can be by the manual or electronic value that needs that is set in.When power-fail, pressure regulator valve keeps the pressure of setting.When having overcome traditional control system of ground preventer and having adopted air vent valve, the hysteresis of existence.
The beneficial effects of the utility model: the control device of the utility model electronic control type ground preventer carries out Remote by touch-screen and/or button case to preventer, realized reliable to the transmission of ground preventer control operation signal, be active in one's movements, and the rotary valve position that can show remote station by signal near switch, directly perceived more, reliable.The utility model electronic control type control system of ground preventer, adopt push-pull electromagnet control 3-position 4-way rotary valve or two-bit triplet rotary valve to rotate, when push-pull electromagnet obtains the signal of telecommunication, directly promoting 3-position 4-way rotary valve or two-bit triplet rotary valve rotates, realize the switch motion of preventer, removed the gas circuit link in the control device.
Description of drawings
Fig. 1 is the control device structural representation of the utility model electronic control type ground preventer.
Among the figure, 1. remote console, 2. driller's console, 3. team leader's console, 4. touch-screen, 5.PLC programmable control panel, 6. push-pull electromagnet, 7.UPS power supply, 8. rotary valve.
The specific embodiment
Embodiment 1: the control device with an electronic control type ground preventer is an example, and the utility model is described in further detail.
Consult Fig. 1.The control device of the utility model electronic control type ground preventer, mainly form by remote console 1, driller's console 2, team leader's console 3, PLC programmable control panel 5, push-pull electromagnet 6 and ups power 7, six rotary valves 8 are arranged on remote console 1, the control object is respectively full envelope, half envelope, half envelope, annular, open flow, open flow, also control other objects (a two-bit triplet rotary valve control bypass is arranged in addition, and its Long-distance Control also is to be finished by corresponding push-pull electromagnet) according to actual conditions.Six push-pull electromagnets 6 are fixed on the remote console 1.A rotary valve 8 is connected with a push-pull electromagnet 6 that is fixed on the remote console 1.The pull bar of push-pull electromagnet 6 is vertically connected on the handle of rotary valve 8, and connected mode connects by bearing pin.Pull bar is connected the bottom of handle center of rotation, and each push-pull electromagnet 6 all has lead to connect PLC programmable control panel 5.PLC programmable control panel 5 has lead to connect ups power 7.PLC programmable control panel 5 has lead to connect a driller's console 2 and team leader's console 3 respectively.A touch-screen 4 all is housed on driller's console 2 and team leader's console 3.
Described rotary valve 8 is 3-position 4-way rotary valves, and described push-pull electromagnet 6 models are MQD1.
On accumulator manifold, rotary valve manifold, annular manifold the explosion-proof pressure transmitter is housed respectively, range is respectively 0～40MPa, 0～40MPa, 0～25MPa.
Claims (4)
1. the control device of an electronic control type ground preventer, mainly by remote console (1), driller's console (2), team leader's console (3), PLC programmable control panel (5), push-pull electromagnet (6) and ups power (7) are formed, rotary valve (8) is arranged on remote console (1), it is characterized in that: push-pull electromagnet (6) is fixed on the remote console (1), rotary valve (8) is connected with push-pull electromagnet (6) on being fixed on remote console (1), push-pull electromagnet (6) connects PLC programmable control panel (5) by lead, PLC programmable control panel (5) has lead to connect ups power (7), PLC programmable control panel (5) has lead to connect driller's console (2) and team leader's console (3) respectively, on driller's console (2) and team leader's console (3) touch-screen (4) and/or button case is housed all.
2. the control device of electronic control type ground preventer according to claim 1 is characterized in that: described rotary valve (8) is 3-position 4-way rotary valve or two-bit triplet rotary valve, and described push-pull electromagnet 6 models are MQD1.
3. the control device of electronic control type ground preventer according to claim 1 is characterized in that: on accumulator manifold, rotary valve manifold, annular manifold the explosion-proof pressure transmitter is housed respectively.
4. according to the control device of claim 1,2 or 3 described electronic control type ground preventers, it is characterized in that: the pull bar of described push-pull electromagnet (6) is vertically connected on the handle of rotary valve (8), connected mode is to connect by bearing pin, and pull bar is connected the bottom or the top of handle center of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920246218XU CN201521276U (en) | 2009-10-13 | 2009-10-13 | Control device of electric control type ground blowout preventer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920246218XU CN201521276U (en) | 2009-10-13 | 2009-10-13 | Control device of electric control type ground blowout preventer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201521276U true CN201521276U (en) | 2010-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920246218XU Expired - Lifetime CN201521276U (en) | 2009-10-13 | 2009-10-13 | Control device of electric control type ground blowout preventer |
Country Status (1)
| Country | Link |
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| CN (1) | CN201521276U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886530A (en) * | 2010-07-10 | 2010-11-17 | 中国石油大学(华东) | Deepwater blowout preventer set electric control system based on FPGAs (Field Programmable Gate Arrays) |
| CN102226377A (en) * | 2011-05-26 | 2011-10-26 | 西南石油大学 | Drill string equipped with downhole blowout preventer and working method thereof |
| CN109285435A (en) * | 2018-11-02 | 2019-01-29 | 上海中医药大学 | The training system of warming needle moxibustion technology |
| US11708738B2 (en) | 2020-08-18 | 2023-07-25 | Schlumberger Technology Corporation | Closing unit system for a blowout preventer |
-
2009
- 2009-10-13 CN CN200920246218XU patent/CN201521276U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886530A (en) * | 2010-07-10 | 2010-11-17 | 中国石油大学(华东) | Deepwater blowout preventer set electric control system based on FPGAs (Field Programmable Gate Arrays) |
| CN101886530B (en) * | 2010-07-10 | 2012-12-05 | 中国石油大学(华东) | Deepwater blowout preventer set electric control system based on FPGAs (Field Programmable Gate Arrays) |
| CN102226377A (en) * | 2011-05-26 | 2011-10-26 | 西南石油大学 | Drill string equipped with downhole blowout preventer and working method thereof |
| CN102226377B (en) * | 2011-05-26 | 2013-06-19 | 西南石油大学 | Drill string equipped with downhole blowout preventer and working method thereof |
| CN109285435A (en) * | 2018-11-02 | 2019-01-29 | 上海中医药大学 | The training system of warming needle moxibustion technology |
| US11708738B2 (en) | 2020-08-18 | 2023-07-25 | Schlumberger Technology Corporation | Closing unit system for a blowout preventer |
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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 |
Granted publication date: 20100707 |
|
| CX01 | Expiry of patent term |