CN204457727U - Wireless remote well control system - Google Patents
Wireless remote well control system Download PDFInfo
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- CN204457727U CN204457727U CN201420799731.2U CN201420799731U CN204457727U CN 204457727 U CN204457727 U CN 204457727U CN 201420799731 U CN201420799731 U CN 201420799731U CN 204457727 U CN204457727 U CN 204457727U
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- 239000007789 gas Substances 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000269793 Cryothenia peninsulae Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
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- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a kind of wireless remote well control system, comprising: wireless console, control device, accumulator control valve device, wherein: the relay group that described control device comprises controller and is electrically connected with described controller; Described controller carries out data cube computation by the input unit in radio receiver and described wireless console; Described relay group is connected with the rotary valve group in described accumulator control valve device, and wherein, described rotary valve group is connected with blowout preventer set; Be provided with the first flow sensor for detecting described blowout preventer set flow in described rotary valve group, described first flow sensor is connected with described controller.The wireless remote well control system that the utility model provides, improves the efficiency of well control, reduces the possibility that blowout occurs, and can ensure the safety of staff and equipment.
Description
Technical field
The utility model relates to petroleum gas control technology, particularly relates to a kind of wireless remote well control system.
Background technology
Well control, namely well kick controls or Stress control, is in oil and gas well drilling operation process, take certain method to control strata pressure, substantially keeps borehole pressure balance, and then ensures carrying out smoothly of job execution.
At present, in oil and gas well drilling operation, at pithead position, preventer, choke manifold and igniter etc. are installed.Due in drilling process, down-hole formation situation is complicated, when down-hole formation pressure is higher than the annular pressure between drill string and the borehole wall, will occur that well is invaded, well kick, the situation of even blowout.And once occur above-mentioned situation, need to depend on the circumstances, start suitable well control technique, namely need to operate the preventer of well head, choke manifold and igniter etc. according to the requirement of selected technique.
The deficiencies in the prior art part is, when being in an emergency in drilling process, need operating personnel at the scene according to well control flow implementation well control, time and effort consuming, efficiency is lower, increases the possibility that blowout occurs.And there is blowout in drilling process to work the mischief to the staff in certain limit and equipment, even can catch fire when blowout is serious time and destroy wellhead assembly.
Utility model content
The utility model provides a kind of wireless remote well control system, in order to solve in prior art by manually implement that well control causes waste time and energy, dangerous larger technical problem.
An aspect of the present utility model is to provide a kind of wireless remote well control system, comprising: wireless console, control device, accumulator control valve device, wherein:
The relay group that described control device comprises controller and is electrically connected with described controller;
Described controller carries out data cube computation by the input unit in radio receiver and described wireless console;
Described relay group is connected with the rotary valve group in described accumulator control valve device, and wherein, described rotary valve group is connected with blowout preventer set;
Be provided with the first flow sensor for detecting described blowout preventer set flow in described rotary valve group, described first flow sensor is connected with described controller.
Wireless remote well control system as above, also comprises: choke manifold control device;
Described choke manifold control device comprises the solenoid operated directional valve group be connected with the flap type group of choke manifold;
Described relay group is connected with described solenoid operated directional valve group;
Be provided with the second quantity sensor for detecting described choke manifold flow in described choke manifold, described second quantity sensor is connected with described controller.
Wireless remote well control system as above, wherein, described choke manifold control device also comprises the electro-hydraulic proportional valve be connected with the choke valve of described choke manifold;
Described controller is connected with described electro-hydraulic proportional valve.
Wireless remote well control system as above, also comprises: igniter, and described igniter is connected with described relay group.
Wireless remote well control system as above, also comprises: for detecting the sensing device of pressure on described blowout preventer set and described choke manifold, described sensing device is electrically connected with described controller.
Wireless remote well control system as above, wherein, described wireless console is also provided with the display screen for showing the force value on described blowout preventer set and described choke manifold.
Wireless remote well control system as above, also comprise: accumulator bank, described accumulator bank is connected with described blowout preventer set and choke manifold respectively.
Wireless remote well control system as above, wherein, described relay group comprises multiple blowout prevention relay, is connected respectively with the multiple rotary valves in described rotary valve group, and described multiple rotary valve is connected with the multiple preventers in described blowout preventer set respectively;
Described blowout preventer set comprises annular preventer, entirely seals preventer, partly seals preventer.
Wireless remote well control system as above, wherein, described relay group also comprises multiple throttling relay, described multiple throttling relay is connected with the multiple solenoid operated directional valves in described solenoid operated directional valve group respectively, and described multiple solenoid operated directional valve is connected with the multiple flap types in described flap type group respectively.
In the wireless remote well control system that the utility model provides, controller in control device carries out data cube computation by radio receiver and wireless console, relay is connected with blowout preventer set by rotary valve group, controller according to the break-make of the signal control relay received from wireless console, and then can control opening or closing of blowout preventer set.Therefore, wireless console can be arranged on the position away from well head, and staff can realize the Long-distance Control to blowout preventer set by wireless console in security domain, improves the efficiency of well control, reduce the possibility that blowout occurs, and the safety of staff and equipment can be ensured.
Accompanying drawing explanation
The structural representation of the wireless remote well control system that Fig. 1 provides for the utility model embodiment one;
The structural representation of the wireless remote well control system that Fig. 2 provides for the utility model embodiment two;
The flow chart of the wireless remote well control method that Fig. 3 provides for the utility model embodiment three;
The flow chart of the wireless remote well control method that Fig. 4 provides for the utility model embodiment four.
Symbol description:
1-wireless console 2-control device 3-accumulator control valve device
4-blowout preventer set 5-choke manifold control device 6-igniter
7-choke manifold 11-input unit 21-controller
22-relay group 23-radio receiver 31-rotary valve group
51-solenoid operated directional valve 52-electro-hydraulic proportional valve 71-flap type group
72-choke valve
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one
The structural representation of the wireless remote well control system that Fig. 1 provides for the utility model embodiment one.As shown in Figure 1, the wireless remote well control system in the present embodiment, comprising: wireless console 1, control device 2, accumulator control valve device 3, wherein:
The relay group 22 that control device 2 comprises controller 21 and is electrically connected with controller 21;
Controller 21 carries out data cube computation by radio receiver 23 and the input unit 11 in wireless console 1;
Relay group 22 is connected with the rotary valve group 31 in accumulator control valve device 3, and wherein, rotary valve group 31 is connected with blowout preventer set 4;
Be provided with the first flow sensor (not shown) for detecting blowout preventer set 4 flow in rotary valve group 31, first flow sensor is connected with controller 21.
Wherein, one or more preventer can be comprised in blowout preventer set 4, preventer is for cutting out well head with the safety sealing device preventing gas blowout accident from occurring in the operation process such as formation testing, well workover, completion, when oil drilling, preventer is arranged on casing head of well head, when OIH atmospheric pressure is very high, preventer can close (shutting), to push down the ejection of high-pressure oil gas well head.Accumulator control valve device 32 comprises rotary valve group 31, and rotary valve group 31 and blowout preventer set 4 are mechanically connected, for controlling opening or closing of preventer.Control device 2 can be arranged on well head 30-40 rice, and is connected with accumulator control valve device 32 by cable.Wireless console 1 is moveable platform, with control device 2 by radio communication, can long-distance remote control device 2, and can movement rapidly when there is dangerous situation, away from well head, ensure the safety of staff.
Particularly, wireless console 1 is provided with the input unit 11 for user's input control signal, control signal can be control blowout preventer set 4 to open, or control blowout preventer set 4 is closed.Control device 2 comprises controller 21, controller 21 can be single-chip microcomputer or programmable logic controller (PLC) (Programmable Logic Controller, be called for short PLC) or other control device, data cube computation can be carried out by Ethernet or other wireless network between controller 21 and input unit 11, radio receiver 23 can be provided with in control device 2, controller 21 is electrically connected with radio receiver 23, radio receiver 23 can comprise wireless bridge, the parts such as amplifier and antenna, correspondingly, the wireless base station apparatus carrying out with radio receiver 23 communicating can be provided with in wireless console 1, input unit 11 is connected with wireless base station apparatus, wireless base station apparatus also can comprise wireless bridge, the parts such as amplifier and antenna, data transmission is carried out by radio receiver 23 and wireless base station apparatus between controller 21 and input unit 11.
The relay group 22 be electrically connected with controller 21 can also be comprised in control device 2, controller 21 can according to the opening or turning off of control signal control relay group 22 of user's input, relay group 22 is connected with rotary valve group 31, controls blowout preventer set 4 by rotary valve group 31.Can comprise one or more rotary valve in rotary valve group 31, be connected respectively, can comprise one or more relay in relay group 22 with the one or more preventers in blowout preventer set 4, a relay can control a rotary valve, also can control multiple rotary valve.Particularly, the control of relay group 22 pairs of rotary valve groups 31 can have multiple implementation, and the present embodiment provides a kind of: can be provided with reversing air valve and rotary valve cylinder between relay group 22 and rotary valve group 31.Reversing air valve can be electromagnetic switch air valve etc., and relay can be electrically connected with reversing air valve, and can control reversing air valve commutation, and reversing air valve drives rotary valve cylinder to control the working position of rotary valve group 31, and then controls opening or closing of preventer.When the rotary valve number in rotary valve group 31 is multiple, the number of reversing air valve and rotary valve cylinder also can be multiple, corresponding respectively with rotary valve.
The open/close state of the state that opens or closes of blowout preventer set 4, the open/close state of rotary valve group 31 and relay group 22 has multiple corresponding relation, such as, can relay group 22 when opening blowout preventer set 4 open, or, also can relay group 22 when turning off blowout preventer set 4 open.
The first flow sensor arranged in rotary valve group 31, can be used for detecting the flow of blowout preventer set 4, controller 21 is connected with first flow sensor, the flow information of blowout preventer set 4 can be sent to wireless console 1 by controller 21 by first flow sensor, the flow information of blowout preventer set 4 that staff can show according to wireless console 1 carry out the duty of Real-Time Monitoring blowout preventer set, judges currently to operate the need of to preventer 4 groups.
In actual use, the flow information of the blowout preventer set that user collects according to first flow sensor and other down-hole information, by the input unit 11 input control signal in wireless console 1, such as, blowout preventer set 4 is in device for opening when normal work, when facing a danger, the control signal that staff can make blowout preventer set 4 close by input unit 11 input, controller 21 carries out data cube computation by radio receiver 23 and input unit 11, receive the control signal of user's input, and turn off according to this control signal control relay group 22, relay group 22 is by controlling reversing air valve and rotary valve cylinder, rotary valve group 31 is driven to close, and then control blowout preventer set 4 is closed.
The wireless remote well control system that the present embodiment provides, controller in control device carries out data cube computation by radio receiver and wireless console, relay is connected with blowout preventer set by rotary valve group, controller according to the break-make of the signal control relay received from wireless console, and then can control opening or closing of blowout preventer set.Therefore, wireless console can be arranged on the position away from well head, and staff can realize the Long-distance Control to blowout preventer set by wireless console in security domain, improves the efficiency of well control, reduce the possibility that blowout occurs, and the safety of staff and equipment can be ensured.
Embodiment two
The structural representation of the wireless remote well control system that Fig. 2 provides for the utility model embodiment two.The present embodiment is on the basis of the technical scheme provided in embodiment one, adds the control to choke manifold and igniter.As shown in Figure 2, the wireless remote well control system in the present embodiment, on the basis of above-described embodiment, can also comprise: choke manifold control device 5 and igniter 6.
Wherein, choke manifold control device 5 comprises the solenoid operated directional valve group 51 be connected with the flap type group 71 of choke manifold 7; Relay group 4 is connected with solenoid operated directional valve group 51.
Be provided with the second quantity sensor (not shown) for detecting choke manifold 7 flow in choke manifold 7, second quantity sensor is connected with controller 21.
Choke manifold control device 5 also comprises the electro-hydraulic proportional valve 52 be connected with the choke valve 72 of choke manifold 7; Controller 21 is connected with electro-hydraulic proportional valve 52.
Igniter 6 is connected with relay group 4.
Wherein, choke manifold 7 controls well kick blowout, the pressure controlled necessaries of enforcement Oil/gas Well.When implementing closing well; pressure release can be carried out by choke manifold 7; when borehole pressure is elevated to certain limit; open flow can be carried out to protect well head by choke manifold 7; in addition; under blowout preventer set 4 closedown condition, utilize choke manifold 7 can control certain casing pressure to maintain bottom pressure all the time slightly larger than strata pressure, invariably layer fluid flows in well further.
Choke manifold 7 is provided with flap type group 71 and choke valve 72, flap type group 71 can comprise one or more flap type.Flap type is for the valve making the medium conducting in choke manifold 7 and block, and multiple flap type interacts can flow to given place by control medium as required.Choke valve 72 is by changing throttling cross section or chock length to control the valve of fluid flow.
The second quantity sensor arranged in choke manifold 7, can be used for detecting the flow of choke manifold 7, controller 21 is connected with second quantity sensor, the flow information of choke manifold 7 can be sent to wireless console 1 by controller 21 by second quantity sensor, the flow information of choke manifold 7 that staff can show according to wireless console 1 carry out the duty of Real-Time Monitoring choke manifold 7, judges currently to operate the need of to choke manifold.
Igniter 6 is for burning to eliminate it to environment and safe harm by the combustible hazardous gas ignition in well; Specifically can adopt existing various sparking mode.
In the present embodiment, relay group 22 in wireless remote well control system is connected with flap type group 71 by solenoid operated directional valve group 51, flap type only has two states: open or close, can with the two states of relay: open or turn off and be mapped, controller 21 can by realizing the Mechanical course to flap type group 71 to the electric control of relay group 22.Particularly, relay group 22 is opened or is closed and has no progeny, and control solenoid operated directional valve group 51 and commutate, solenoid operated directional valve group 51 is connected with flap type group 71, correspondingly, can control flap type group 71 and open or close.
With flap type unlike, choke valve 72 not only can realize opening or closing two states, and is often in half-open half state finished, and can be adjusted the flow of choke manifold 7 by the openings of sizes adjusting choke valve 72.Therefore, in order to realize the control of choke valve 72 and the adjustment to choke manifold 7 uninterrupted, the choke valve 72 in the present embodiment is connected with controller 21 by electro-hydraulic proportional valve 52.Electro-hydraulic proportional valve 52 comprises proportion electro-magnet, and proportion electro-magnet can produce corresponding actions according to the voltage signal of input, and make spool produce displacement, port size changes and completes the pressure proportional with input voltage with this or flow exports.After controller 21 receives the throttle signal of user's input that wireless console 1 sends, throttle signal is converted to corresponding ratio-voltage, and electro-hydraulic proportional valve 52 can regulate choke valve 72 according to ratio-voltage, spurts flow with what control choke manifold 7.
Igniter 6 is directly connected with relay group 22, and particularly, relay group 22 can comprise multiple relay, and igniter 6 is connected with one of them relay, and all the other relays may be used for controlling blowout preventer set 4 or choke manifold 7.When down-hole fuel gas exceeds standard, can send by wireless console 1 signal opening igniter 6, controller 21 can control corresponding relay upon receipt of the signal and open, and then control igniter 6 is opened, fuel gas in well is lighted, to ensure downhole safety.
Wireless remote well control system in the present embodiment that the present embodiment provides, also comprise choke manifold control device and igniter, relay group and controller are connected respectively by the flap type group of choke manifold control device and choke manifold and choke valve, and relay group is directly connected with igniter, make wireless console can control choke manifold and igniter in real time, more comprehensively well control operation can be realized.
On the basis of the technical scheme provided at above-described embodiment, preferably, wireless remote well control system can also comprise: for detecting the sensing device of blowout preventer set 4 and pressure on choke manifold 7, sensing device can be electrically connected with controller 21.The force value detected is sent to controller 21 by sensing device, force value is sent to wireless console 1 by radio receiver 23 by controller 21, wireless console 1 can also being provided with for showing blowout preventer set 4 and the display screen of the force value on choke manifold 7, for staff, blowout preventer set 4 and choke manifold 7 being monitored.Further, wireless console 1 can also be provided with acoustic-optic alarm, when the force value of blowout preventer set 4 and/or choke manifold 7 reaches certain threshold value, by alarm staff, and different alarm signals can be sent for corresponding situation.In addition, staff also can according to the force value of choke manifold 7, and what adjust choke valve 72 in real time when normal work opens ratio, to adjust the uninterrupted of choke manifold 7, the pressure of choke manifold 7 is maintained in normal range (NR).
Certainly, also can flow transmitter being set, for detecting blowout preventer set 4 and the flow of choke manifold 7, realizing the further monitoring to detecting blowout preventer set 4 and choke manifold 7.
Further, above-mentioned wireless remote well control system can also comprise: accumulator bank, and accumulator bank is connected with blowout preventer set 4 and choke manifold 7 respectively, provides power for giving blowout preventer set 4 and choke manifold 7.Accumulator bank can be arranged in accumulator control valve device 32, is connected with rotary valve group 31, and when rotary valve group 31 state changes, accumulator bank can discharge high pressure liquid force feed, carries out switch control rule to blowout preventer set 4; Accumulator bank can also be connected with the solenoid operated directional valve group 51 in choke manifold control device 5 by hydraulic line, carries out switch control rule to flap type; Accumulator bank can also be connected with the reducing valve in choke manifold control device 5 by hydraulic line, reducing valve is connected with electro-hydraulic proportional valve 52, high pressure liquid force feed flows into electro-hydraulic proportional valve 52 after being reduced pressure by reducing valve, choke valve 72 in choke manifold 7 is regulated, controls the open flow uninterrupted of choke manifold 7.
On the basis of the technical scheme provided at above-described embodiment, preferably, in wireless remote well control system, blowout preventer set 4 can comprise multiple preventer, such as, annular preventer can be comprised, entirely seal preventer, half envelope preventer and bypass preventer etc., correspondingly, rotary valve group 31 comprises multiple rotary valve, is connected respectively with multiple preventer; The flap type group 71 of choke manifold 7 can comprise multiple flap type, correspondingly, can comprise multiple solenoid operated directional valve in solenoid operated directional valve group 51, be connected respectively with multiple flap type.In this case, relay group 22 can comprise multiple blowout prevention relay and multiple throttling relay, and multiple blowout prevention relay is connected with multiple rotary valve respectively, and multiple throttling relay is connected with multiple solenoid operated directional valve respectively.Wireless console 1 can by controlling different relays to realize the control to wherein any one preventer or flap type.
Further, wireless console 1 can also be provided with a key shut-in switch, when in case of emergency, staff can press next key shut-in switch, the instruction of a key closing well is sent to controller 21, controller 21 can open or close according to certain order according to the procedure auto-control blowout preventer set 4 set in advance and choke manifold 7, realizes a key closing well.
Embodiment three
The flow chart of the wireless remote well control method that Fig. 3 provides for the utility model embodiment three.As shown in Figure 3, the wireless remote well control method in the present embodiment, can comprise:
Step 301, wireless console receive the control information of user's input, and by radio receiver, described control information are sent to control device;
After step 302, described control device receive described control information, judge whether described control information comprises blowout preventer set mark; If so, then step 303 is performed.
Step 303, described control device change state according to described control information control relay group, control described blowout preventer set change state to make described relay group by rotary valve group;
Wherein, described change state refers to and closes from opening to become or become from closedown open-minded.
For implementing the system of the wireless remote well control method in the present embodiment, can be corresponding with the system in above-described embodiment one, specifically can comprise: wireless console, control device and accumulator control valve device, wherein, the control device relay group that can comprise controller and be electrically connected with controller; Controller can carry out data cube computation by the input unit in radio receiver and wireless console; Relay group can be connected with the rotary valve group in accumulator control valve device, and rotary valve group is connected with blowout preventer set.
Particularly, in this enforcement, user can by the such as touch-screen input control information of the input unit on wireless console, control information is sent to control device by wireless console, judge whether the control information received comprises blowout preventer set and identify by control device, wherein, blowout preventer set mark can be the mark representing blowout preventer set, also can be the mark of the representative rotary valve group corresponding with this blowout preventer set or relay group, or uniquely can correspond to other mark of this blowout preventer set.If comprising the mark of blowout preventer set, illustrate that staff wants to operate blowout preventer set, the information wanting this blowout preventer set to open or close can also be comprised in control information, controller control relay group can be opened or turn off, and controls described blowout preventer set open or close to make described relay group by rotary valve group.
In the wireless remote well control method that the present embodiment provides, user can pass through wireless console input control signal, by wireless console, control signal is wirelessly sent to controller, controller according to the break-make of this control signal control relay, and then can control opening or closing of blowout preventer set.Therefore, wireless console can be arranged on the position away from well head, and staff can realize the Long-distance Control to blowout preventer set by wireless console in security domain, improves the efficiency of well control, reduce the possibility that blowout occurs, and the safety of staff and equipment can be ensured.
Further, on the basis of the technical scheme provided at above-described embodiment, be preferably, in wireless remote well control method, after step 301, also comprise:
After described control device receives described control information, judge whether described control information comprises the flap type group be connected with choke manifold and identify;
If so, then control described relay group according to described control information and change state, control described flap type group to make described relay group by electromagnetic change-over valve group and change state.
Or, after step 301, also comprise:
After described control device receives described control information, judge whether described control information comprises choke valve mark;
If so, then calculate electric-hydraulic proportion information according to described control information, and described electric-hydraulic proportion information is sent to electro-hydraulic proportional valve;
Described electro-hydraulic proportional valve regulates described choke valve according to described electric-hydraulic proportion information, spurts flow with what control the choke manifold corresponding with described choke valve.
Or, after step 301, also comprise:
After described control device receives described control information, judge whether described control information comprises igniting mark;
If so, then control described relay group according to described control information and change state;
Described relay group controls described igniter and changes state.
By judging whether comprise the mark corresponding with flap type group or igniter in control information, if, then control the corresponding actuating of relay, and then control opening or closing of flap type group or igniter, the control to flap type and igniter can be realized, by judging whether comprise the mark corresponding with choke valve in control information, if, then controller controls choke valve according to control information, the control of the uninterrupted to choke manifold can be realized, therefore, by said method step, make wireless console can control choke manifold and igniter in real time, and then realize more comprehensively well control operation.
Further, on the basis of the technical scheme provided at above-described embodiment, be preferably, wireless remote well control method also comprises:
Sensing device gathers the force value on described blowout preventer set and described choke manifold, and described force value is sent to described control device.
Described force value is sent to described wireless console after receiving the force value of described sensing device transmission by described control device.
Described wireless console by the display of described force value on a display screen, for the monitoring state of user to described blowout preventer set and choke manifold.
By said method step, force value in blowout preventer set and choke manifold can be sent on wireless console in real time, for staff, blowout preventer set and choke manifold are monitored, if force value fluctuation is comparatively large or exceed normal range (NR), staff can take appropriate measures, and improves the safety of well control.
Embodiment four
The flow chart of the wireless remote well control method that Fig. 4 provides for the utility model embodiment four.As shown in Figure 4, the wireless remote well control method in the present embodiment, can comprise:
Step 401, wireless console receive the control information of user's input, and by radio receiver, described control information are sent to control device;
After step 402, described control device receive described control information, judge whether described control information comprises blowout preventer set mark; If so, then step 403 is performed.
Step 403, described control device are according to the preventer mark in described control information, control the blowout prevention relay corresponding with described preventer and change state, to make the rotary valve be connected with described blowout prevention relay change state, and then control described preventer change state;
Wherein, described relay group comprises multiple blowout prevention relay, is connected respectively with the multiple rotary valves in described rotary valve group, and described multiple rotary valve is connected with the multiple preventers in described blowout preventer set respectively.
Particularly, the step 301 in step 401 and step 402 and embodiment three and step 302 similar, repeat no more herein.In step 403, control device, according to the preventer mark in control information, finds the relay corresponding with this preventer, and controls this relay and open or turn off, and then controls this preventer and open or close.
The wireless remote well control method that the present embodiment provides, can realize controlling respectively the multiple preventers in blowout preventer set, improve the safety of well control.
Further, on the basis of the technical scheme described in above-described embodiment, preferably, in wireless remote well control method, after step 401, also comprise:
After described control device receives described control information, judge whether described control information comprises the flap type group be connected with choke manifold and identify; If so, then:
Described control device, according to the flap type mark in described control information, controls the throttling relay corresponding with described flap type and changes state, to make the solenoid operated directional valve be connected with described throttling relay change state, and then controls described flap type change state;
Wherein, described relay group also comprises multiple throttling relay, and the multiple solenoid operated directional valves in the described solenoid operated directional valve group of described multiple throttling relay difference connect, and described multiple solenoid operated directional valve is connected with the multiple flap types in described flap type group respectively.
In actual well drilled operation process, the wireless remote well control method that can provide according to the utility model, implements multiple well control flow process, and the utility model provides a kind of realization flow of preferred soft closing, specific as follows:
When occur well invade or well kick time, the control signal that staff is opened by the input unit input instruction bypass valve of wireless console, after controller receives this control signal, the relay corresponding with bypass valve is controlled open-minded according to this control signal, and then control bypass valve is opened, after bypass valve is opened, the signal that staff can be closed by input unit input instruction annular preventer, controller controls corresponding relay according to this signal and turns off, and then control annular preventer closedown, similar, half envelope preventer (when there being drilling rod for entirely sealing preventer) can also be controlled respectively by wireless remote control controller after staff, choke valve and flap type are closed, realize soft closing operation.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (9)
1. a wireless remote well control system, is characterized in that, comprising: wireless console, control device, accumulator control valve device, wherein:
The relay group that described control device comprises controller and is electrically connected with described controller;
Described controller carries out data cube computation by the input unit in radio receiver and described wireless console;
Described relay group is connected with the rotary valve group in described accumulator control valve device, and wherein, described rotary valve group is connected with blowout preventer set;
Be provided with the first flow sensor for detecting described blowout preventer set flow in described rotary valve group, described first flow sensor is connected with described controller.
2. wireless remote well control system according to claim 1, is characterized in that, also comprise: choke manifold control device;
Described choke manifold control device comprises the solenoid operated directional valve group be connected with the flap type group of choke manifold;
Described relay group is connected with described solenoid operated directional valve group;
Be provided with the second quantity sensor for detecting described choke manifold flow in described choke manifold, described second quantity sensor is connected with described controller.
3. wireless remote well control system according to claim 2, is characterized in that, described choke manifold control device also comprises the electro-hydraulic proportional valve be connected with the choke valve of described choke manifold;
Described controller is connected with described electro-hydraulic proportional valve.
4. wireless remote well control system according to claim 3, is characterized in that, also comprise: igniter, and described igniter is connected with described relay group.
5. wireless remote well control system according to claim 4, is characterized in that, also comprise: for detecting the sensing device of pressure on described blowout preventer set and described choke manifold, described sensing device is electrically connected with described controller.
6. wireless remote well control system according to claim 5, is characterized in that, described wireless console is also provided with the display screen for showing the force value on described blowout preventer set and described choke manifold.
7. the wireless remote well control system according to any one of claim 2-6, it is characterized in that, also comprise: accumulator bank, described accumulator bank is connected with described blowout preventer set and choke manifold respectively.
8. wireless remote well control system according to claim 7, it is characterized in that, described relay group comprises multiple blowout prevention relay, is connected respectively with the multiple rotary valves in described rotary valve group, and described multiple rotary valve is connected with the multiple preventers in described blowout preventer set respectively;
Described blowout preventer set comprises annular preventer, entirely seals preventer, partly seals preventer.
9. wireless remote well control system according to claim 8, it is characterized in that, described relay group also comprises multiple throttling relay, described multiple throttling relay is connected with the multiple solenoid operated directional valves in described solenoid operated directional valve group respectively, and described multiple solenoid operated directional valve is connected with the multiple flap types in described flap type group respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420799731.2U CN204457727U (en) | 2014-12-16 | 2014-12-16 | Wireless remote well control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420799731.2U CN204457727U (en) | 2014-12-16 | 2014-12-16 | Wireless remote well control system |
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| CN204457727U true CN204457727U (en) | 2015-07-08 |
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| CN201420799731.2U Expired - Fee Related CN204457727U (en) | 2014-12-16 | 2014-12-16 | Wireless remote well control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370234A (en) * | 2015-12-14 | 2016-03-02 | 中国石油化工股份有限公司 | Intelligent control device for blowout preventer |
| CN105756658A (en) * | 2014-12-16 | 2016-07-13 | 中国石油天然气股份有限公司 | Wireless remote well control system and wireless remote well control method |
| CN106168129A (en) * | 2016-08-30 | 2016-11-30 | 中国海洋石油总公司 | An a kind of step closing well method based on well control system |
-
2014
- 2014-12-16 CN CN201420799731.2U patent/CN204457727U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756658A (en) * | 2014-12-16 | 2016-07-13 | 中国石油天然气股份有限公司 | Wireless remote well control system and wireless remote well control method |
| CN105756658B (en) * | 2014-12-16 | 2023-10-27 | 中国石油天然气股份有限公司 | Wireless remote well control system and wireless remote well control method |
| CN105370234A (en) * | 2015-12-14 | 2016-03-02 | 中国石油化工股份有限公司 | Intelligent control device for blowout preventer |
| CN106168129A (en) * | 2016-08-30 | 2016-11-30 | 中国海洋石油总公司 | An a kind of step closing well method based on well control system |
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