CN220791208U - Remote network control equipment for electric valve - Google Patents
Remote network control equipment for electric valve Download PDFInfo
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- CN220791208U CN220791208U CN202322500153.XU CN202322500153U CN220791208U CN 220791208 U CN220791208 U CN 220791208U CN 202322500153 U CN202322500153 U CN 202322500153U CN 220791208 U CN220791208 U CN 220791208U
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- 238000004891 communication Methods 0.000 claims abstract description 59
- 230000006855 networking Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 abstract description 26
- 238000005086 pumping Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000011217 control strategy Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000003079 shale oil Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of valve control, in particular to remote network control equipment of an electric valve, which comprises the following components: at least one upper computer; the electric control main station is connected with the upper computer; at least one fixed electric control substation, wherein the fixed electric control substation is connected with the electric control main station through a power communication cable, and the fixed electric control substations are connected in series or in parallel through the power communication cable; the mobile electronic control substations are connected with the electronic control master station or the fixed electronic control substations through power communication cables, and the mobile electronic control substations are connected in series or in parallel through the power communication cables; the electric actuator is connected with the fixed electric control substation or the movable electric control substation through a control cable and is used for controlling the valve. The utility model can fully control all valves participating in fracturing construction by an electric remote network, has flexible and changeable configuration and reduced pipelines, and is particularly suitable for complex working conditions.
Description
Technical Field
The utility model relates to the technical field of valve control, in particular to remote network control equipment for a zip-type fracturing construction electric valve of a well factory.
Background
The zipper-type fracturing construction of the well factory is a novel hydraulic fracturing technology, and fracturing, pumping and CO (carbon monoxide) are respectively and alternately carried out on a plurality of wells of the well factory at the same time 2 Injection and other construction, the construction efficiency is greatly improved, and more efficient rock breaking and larger breaking area are realized, so that the yield of an oil-gas well is improved. However, implementation of this technique requires safe, reliable, precise high pressure valve control to ensure construction safety and fracturing fluidAnd (5) accurately conveying. In the implementation of the zip-type fracturing construction of shale oil wells and exploratory wells, the working pressure in the pipeline is generally more than 70 megapascals, and some well pressures are even more than 100 megapascals; the fracturing pump truck (sledge) and the main pipe are converged to control the valve, the split gate valve of the well head, the ball throwing valve, the pumping valve, the pressure release valve and the like, all workers adopt manual operation during the operation of the valve, and when the workers closely contact a high-pressure system, the risk of high-pressure stabbing and leaking hurting people exists, so that the risk of potential safety hazard of safety production is high. Although the hydraulic control system can automatically control the valves, the valves in the zip-type fracturing construction are numerous, more input and output points are needed, and the hydraulic control system needs more pipelines to control the valves, so that wiring is difficult.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides an electric valve remote network control device which can greatly reduce pipeline arrangement and is simple and reliable.
The technical scheme adopted for solving the technical problems is as follows:
an electrically operated valve remote network control apparatus comprising:
at least one upper computer for remote control;
the electric control main station is connected with the upper computer through an Ethernet cable and is used for receiving a control instruction of the upper computer;
the fixed electric control substations are connected with the electric control master station through power communication cables for providing power and CAN communication, and are connected in series or in parallel through the power communication cables;
the mobile electronic control substations are connected with the electronic control master station or the fixed electronic control substations through power communication cables, and the mobile electronic control substations are connected in series or in parallel through the power communication cables;
the electric actuator is arranged on a valve to be controlled and is used for controlling the valve, the electric actuator is connected with the fixed electric control substation or the movable electric control substation through a control cable, the fixed electric control substation and the movable electric control substation provide power and control signals for the electric actuator through the control cable, and the electric actuator feeds back valve position signals to the fixed electric control substation or the movable electric control substation through the control cable.
According to the technical scheme, all valves participating in fracturing construction can be controlled by an electric remote network, so that the control level of the fracturing construction valves is greatly improved; the total valve control quantity is increased by adding the fixed type electric control substation or the movable type electric control substation, the configuration is flexible and changeable, the pipeline is greatly reduced, and the valve is simple and reliable, and is particularly suitable for complex working conditions of multi-wellhead cross construction operation in the fracturing construction of a well factory.
Furthermore, the electric control main station is provided with one or more than two groups, on one hand, the electric control main stations of more than two groups can be mutually standby, and on the other hand, when the control distance is too far or the control is needed, the electric control main stations can be controlled separately.
Further, the electric control main station is provided with a power supply by an external explosion-proof cable, such as a power supply of 380VAC or 220 VAC.
Further, the electric control main station is provided with a CAN communication and power supply outlet, and the CAN communication and power supply outlet connects the fixed electric control substation and the movable electric control substation in series through a power communication cable to form a network; or the electric control main station is provided with a plurality of CAN communication and power outlets, and the CAN communication and power outlets are used for networking the fixed electric control substation and the movable electric control substation according to a plurality of branch lines through power communication cables; the fixed type electric control substation and the movable type electric control substation are respectively provided with at least two CAN communication and power outlets which are used for the serial connection of adjacent substations, and the CAN communication and power outlets which are more than two are used for the branch networking of the fixed type electric control substation and the movable type electric control substation. The utility model adopts series networking or different branch networking, greatly increases the number of networking sites, can realize flexible networking in complex environment, and greatly increases the control number of valves.
Further, the electric control main station comprises a switching power supply, a mobile controller, a network switch, a control panel, a potentiometer and a switch; the mobile controller, the control panel and the network switch are all connected with a switching power supply, and the switching power supply outputs direct current to the mobile controller, the control panel and the network switch for supplying power; the mobile controller is communicated with one or more upper computers through a network switch by adopting an Ethernet cable, so that remote control is realized in one or more areas, or a network port of the network switch in the electric control main station is accessed to a network port of a fracturing truck, and is accessed to an instrument truck through a fracturing unit network cable, and is communicated with the upper computers in the fracturing instrument truck; the potentiometer and the switch are arranged on the control panel and are connected with the mobile controller, the mobile controller outputs 5VDC to supply power to the potentiometer on the control panel to realize the input of the analog quantity instruction of the manual valve position switch, and the potentiometer on the control panel outputs 0-5 VDC signals to the mobile controller; the switch inputs a switching value control signal of the switching valve to the mobile controller. The electric control main station realizes the remote valve opening and closing degree control by receiving the control instruction from the upper computer, and realizes the local valve opening and closing degree control by receiving the potentiometer analog opening and closing degree signal or the switching instruction of the control panel on the electric control main station, and the valve position analog opening and closing degree signal is fed back to the control panel on the electric control main station and the upper computer in real time, thereby realizing the accurate control of the valve opening and closing degree and the switching speed control.
Further, the fixed electric control substation and the movable electric control substation have the same structure and both comprise a switching power supply and a movable controller; the fixed type electric control substation is arranged on the fixed type mounting frame, and the movable type electric control substation is arranged on the movable type mounting frame; CAN bus communication is adopted between the mobile controller of the electric control main station and the mobile controller of the fixed electric control substation or the mobile controller of the mobile electric control substation, between the mobile controller of the fixed electric control substation and the mobile controller of the mobile electric control substation, between the mobile controllers of the fixed electric control substation and between the mobile controllers of the mobile electric control substation; the CAN bus in the electric control main station and an external explosion-proof cable provide a power supply which is transmitted to the fixed electric control substation and the mobile controller and the switching power supply on the mobile electric control substation through the power communication cable, so that CAN bus communication is realized, and the switching power supply outputs direct current to supply power to the mobile controller.
Further, the electric control main station and/or the fixed electric control substation and/or the mobile electric control substation are/is provided with expansion modules, the expansion modules in the electric control main station, the fixed electric control substation and the mobile electric control substation are respectively communicated with corresponding mobile controllers through CAN buses, and when the input and output points of the mobile controllers are insufficient, the number of the input and output points (IO points) is increased by increasing the expansion modules, so that the valve control number of each substation is increased.
Further, the operation panel of the electric control master station is provided with a function key, the function key is linked with the potentiometer, and the potentiometer for controlling the valve can be operated to send an instruction to the mobile controller of the electric control master station when the function key is pressed down, so that misoperation is prevented.
Further, a selection key is arranged on the operation panel of the electric control master station and used for selecting the fixed electric control substations to be controlled and the movable electric control substations, so that the number of potentiometers for controlling the valves can be reduced.
The utility model has the technical effects that:
compared with the prior art, the remote network control equipment for the electric valve can fully perform electric remote network control on all valves participating in fracturing construction, and the control level of the valves in fracturing construction is greatly improved; the valve control quantity of each substation is increased by increasing the quantity of input and output points in the fixed type electric control substation or the movable type electric control substation, the total valve control quantity can be increased by increasing the quantity of the fixed type electric control substation or the movable type electric control substation, the configuration is flexible and changeable, the pipeline is greatly reduced, and the valve control system is particularly suitable for complex working conditions of multi-wellhead cross construction operation in well factory fracturing construction.
Drawings
FIG. 1 is a block diagram of a remote network control device for an electrically operated valve according to the present utility model;
fig. 2 is a schematic diagram of the remote network control equipment structure of the electric valve.
In the figure, 1, an upper computer; 2. an electric control main station; 3. a fixed electric control substation; 4. a mobile electronic control substation; 5. an electric actuator; 6. an Ethernet cable; 7. a power communication cable; 8. and a control cable.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings of the specification.
The utility model relates to remote network control equipment for an electric valve, which comprises an upper computer 1, an electric control master station 2, a fixed electric control substation 3, a movable electric control substation 4, an electric actuator 5, an Ethernet cable 6, a power communication cable 7 and a control cable 8.
The upper computer 1 can adopt a notebook computer, a tablet computer or an industrial personal computer for remote control. The electric control main station 2 realizes the opening and closing of a remote valve or the proportional opening and closing speed of the valve by receiving a control instruction from the upper computer 1; the upper computer 1 can adopt 1 to concentrate on an instrument car (sledge) for centralized control, and can also adopt a plurality of upper computers to be distributed on CO 2 And (3) remotely controlling valves in different areas at a plurality of positions such as an instrument vehicle (sledge) and a fracturing construction instrument vehicle (sledge).
The electric control main station 2 is provided with one or more groups, and as shown in fig. 1, the electric control main station 2 is provided with one group. The electric control main station 2 is connected with the upper computer 1 through an Ethernet cable 6 and is used for receiving control instructions of the upper computer 1. The electric control main station 2 is of a container type structure, and two pairs of side edges of the electric control main station 2 are provided with double doors similar to a container, so that articles in the electric control main station 2 can be conveniently stored and taken out, and the other side surfaces of the electric control main station are provided with windows and doors, so that the internal condition can be conveniently observed. The electric control main station 2 is provided with a 380VAC or 220VAC power supply by an external explosion-proof cable, and a 380VAC power supply is adopted as shown in fig. 2. The electric control main station 2 comprises a switching power supply, a mobile controller, a network switch, a control panel, a potentiometer and a switch; the mobile controller, the control panel and the network switch are all connected with a switching power supply, and the switching power supply outputs 24VDC direct current to power the mobile controller, the control panel and the network switch; the mobile controller is communicated with the upper computer 1 through a network switch by adopting an Ethernet cable 6, so that remote control is realized in one or more areas, or a network port of the network switch in the electric control main station 2 is accessed to a network port of a fracturing truck nearby, and is accessed to an instrument truck through a fracturing unit network cable (redundant network ports are arranged in each fracturing truck and the instrument truck of the fracturing truck), and is communicated with the upper computer 1 in the fracturing instrument truck; the potentiometer and the switch are arranged on the control panel and are connected with the mobile controller or the expansion module, the mobile controller outputs 5VDC to supply power to the potentiometer on the control panel to realize the input of the valve position manual switch analog quantity instruction, and the potentiometer on the control panel outputs 0-5 VDC signals to the mobile controller; the switch inputs a switching value control signal of the switching valve to the mobile controller. The electric control main station 2 realizes the opening and closing degree control of the remote valve by receiving a control instruction from the upper computer 1, and realizes the opening and closing degree control of the local valve by receiving potentiometer analog opening and closing degree signals or a switching instruction of a control panel from the electric control main station 2, and the analog opening and closing degree signals of a valve position are fed back to the control panel on the electric control main station 2 and the upper computer 1 in real time.
The electric control main station 2 is provided with a CAN communication and power supply outlet, and the CAN communication and power supply outlet connects the fixed electric control substation 3 and the movable electric control substation 4 in series through a power communication cable 7 to form a network (shown in figure 2); or the electric control main station 2 is provided with a plurality of CAN communication and power outlets, and the CAN communication and power outlets are used for networking the fixed electric control substation 3 and the movable electric control substation 4 according to a plurality of branch lines through a power communication cable 7. The fixed type electric control substation 3 and the movable type electric control substation 4 are respectively provided with at least two CAN communication and power outlets which are used for the serial connection of adjacent substations, and the CAN communication and power outlets which are more than two are used for the branch networking of the fixed type electric control substation 3 and the movable type electric control substation 4. The networking is performed in series or different branches, the number of the networking sites is increased, and flexible networking of complex environments, such as 60, 82, 256 and the like sites can be realized. For example, the 82 sites are networked in the following manner: the station control system adopts 4 fixed electric control substations 3 (each fixed electric control substation 3 can control 8 valves) to control 1 set of large-diameter high-low-pressure manifold sled, 5 movable electric control substations 4 (each movable electric control substation 4 can control 10 valves) to control 5 valves at a wellhead, and totally adopts 9 substation stations, controls 82 valves and displays 82 valve positions.
Specifically, the fixed electric control substation 3 is installed on the fixed mounting frame, and is connected with the electric control main station 2 through a power communication cable 7 for providing power and CAN communication, and the fixed electric control substation 3 is connected in series or in parallel through the power communication cable 7. The movable electric control substations 4 are arranged on a movable mounting frame and are connected with the electric control master station 2 or the fixed electric control substations 3 through power communication cables 7, and the movable electric control substations 4 are connected in series or in parallel through the power communication cables 7. As one possible implementation manner, as shown in fig. 1 and 2, the electric control main station 2, the fixed electric control substation 3 and the mobile electric control substation 4 are connected in series to form a network, wherein four fixed electric control substations 3 are arranged in fig. 1, and six mobile electric control substations 4 are arranged; in fig. 2, one stationary electric control substation 3 and one movable electric control substation 4 are respectively arranged.
The operation panel of the electric control master station 2 is provided with a function key with a lamp self-resetting switch button, the function key is linked with the potentiometer, and the potentiometer for controlling the valve can be operated to send an instruction to the mobile controller of the electric control master station 2 when the function key is pressed down, so that misoperation is prevented. The operation panel of the electric control master station 2 is provided with a selection key with a lamp self-resetting switch button, and the selection key is used for selecting the fixed electric control substation 3 and the movable electric control substation 4 which need to be controlled, so that the number of potentiometers for controlling the valve can be reduced. The on-off control and analog quantity proportional control of the local valve are realized by receiving the switch and the function key on the control panel of the electric control master station 2 and simultaneously pressing (preventing misoperation) or the potentiometer analog quantity input signal and the function key or the touch screen instruction on the control panel. For example, a control panel is provided with a 1-4 fixed type electric control substation 3 control selection key and a 5-10 movable type electric control substation 4 control selection key, and is provided with a switch and a potentiometer for controlling 10 valves; only when the function key is pressed simultaneously with any substation selection key from 1 to 10 (preventing misoperation), the substation to be controlled can be selected, and the valve on the selected substation is controlled; thus, the number of the self-resetting switch buttons and the number of the potentiometers with the lamps for controlling the valves can be reduced without installing corresponding switches for each valve.
The fixed electric control substation 3 and the movable electric control substation 4 have the same structure and both comprise a switching power supply and a movable controller; CAN bus communication is adopted between the mobile controller of the electric control main station 2 and the mobile controller of the fixed electric control substation 3 or the mobile electric control substation 4, between the mobile controller of the fixed electric control substation 3 and the mobile controller of the mobile electric control substation 4, between the mobile controllers of the fixed electric control substation 3 and between the mobile controllers of the mobile electric control substation 4; the CAN bus in the electric control main station 2 and an external explosion-proof cable provide a power supply which is transmitted to the mobile controller and the switching power supply on the fixed electric control substation 3 and the mobile electric control substation 4 through the power communication cable 7, so that CAN bus communication is realized, and the switching power supply outputs direct current to supply power to the mobile controller. The upper computer 1 sends out instructions to the mobile controller of the electric control main station 2 through control software, and then communicates with the mobile controller or the expansion module of the electric control substation through CAN bus communication, and outputs switching value control signals or analog value control signals to the electric actuator so as to control the opening and closing of the valve or the proportional opening and the switching speed of the valve.
The electric control main station 2, the fixed electric control substation 3 and the movable electric control substation 4 are respectively provided with expansion modules, the expansion modules in the electric control main station 2, the fixed electric control substation 3 and the movable electric control substation 4 are respectively communicated with corresponding movable controllers through CAN buses, and when the input and output points of the movable controllers are insufficient, the number of the input and output points (IO points) is increased by increasing the expansion modules, so that the valve control number of each substation is increased.
The electric actuator 5 is arranged on a valve to be controlled to control the valve, the electric actuator 5 is connected with the fixed electric control substation 3 or the movable electric control substation 4 through a control cable 8, the fixed electric control substation 3 and the movable electric control substation 4 provide power and switching value control signals or analog quantity control signals for the electric actuator 5 through the control cable 8, and the electric actuator 5 feeds back valve position signals to the fixed electric control substation 3 or the movable electric control substation 4 through the control cable 8. Specifically, the electric actuator 5 is connected with the valve, and controls the opening and closing of the valve or the proportional opening and the opening and closing speed of the valve by receiving a switching value control signal or an analog value control signal on the mobile controller or the expansion module on the electric control substation, and the electric actuator 5 feeds back a valve position signal (4-20 ma) to the mobile controller or the expansion module and transmits the valve position signal to the control panel of the electric control main station 2 and the upper computer 1.
The mobile controller outputs 5VDC to supply power to a potentiometer on the control panel to realize the input of a valve position manual switch analog quantity instruction, and the switching power supply outputs 24VDC direct current power to supply power to a switch on the control panel, and the switching controller or the expansion module is input with a switch value control signal of a switch valve through the switch, wherein the specific principle is as follows: the number of valves which are required to be controlled in common fracturing construction is about 60 to 80; generally, each fixed type electric control substation 3 needs to control 8 valves; 1 to 4 fixed electric control substations 4 are used for controlling outlet plug valves or gate valves of fracturing trucks (sleds) participating in fracturing construction, 8 to 32 plug valves or gate valves are required to be controlled in total, and the valves are controlled by switching values generally without analog quantity proportional control; while the movable electric control substations 4 are generally arranged near each wellhead, each movable electric control substation 4 mainly controls ball throwing valves, pumping valves, pressure releasing valves and CO 2 10 pumping, pressure release or cooling valves and the like, and simultaneously, the number of wells for cross construction is about 3-5, wherein the pressure release valve and the cooling valve have the requirement of analog quantity proportion control; therefore, for most valves controlled by the switching value, the valve opening (or closing) signal can be output to the electric control by the self-resetting switch button with the lamp on the control panel and the function key (self-resetting switch button) being pressed down (preventing misoperation) simultaneouslyThe mobile controller or the expansion module of the master station 2 is communicated with the mobile controller or the expansion module of the electric control substation through the CAN bus and outputs a switching value control signal to the electric actuator 5 so as to control the opening or closing of the valve; for valves requiring proportional opening and speed control, such as pressure release, cooling and the like, a potentiometer on a control panel (at the moment, a self-resetting switch button function key is required to be pressed simultaneously to prevent misoperation) is generally used for outputting a 0-5 VDC signal to a mobile controller or an expansion module of the electric control main station 2, then a CAN bus is used for communicating the signal to the mobile controller or the expansion module of the electric control substation, and a 4-20 ma analog quantity control signal is outputted to the electric actuator 5, so that the opening (or closing) degree and the switching speed of the valve are controlled.
The utility model increases the valve control quantity of each substation by increasing the quantity of input and output points in the fixed type electric control substation 3 or the movable type electric control substation 4, and also increases the total valve control quantity by increasing the quantity of the fixed type electric control substation 3 or the movable type electric control substation 4, has flexible and changeable configuration, is particularly suitable for complex working conditions of multi-wellhead cross construction operation in well factory fracturing construction, can set valve control strategies in advance according to different construction flows to prevent misoperation, and is convenient for recording the switch state and avoiding the potential safety hazards of un-opened and un-closed states of the switch. When a single machine suddenly breaks down in the fracturing construction, the corresponding valve can be closed through remote control, so that the influence on the production quality due to untimely valve closing or misoperation is avoided. Compared with a PLC (programmable logic controller) control mobile controller, the utility model has the advantages of more analog input and output points, low cost and strong environmental adaptability, and compared with a hydraulic control system, the utility model has the advantages of greatly reduced pipeline, simplicity and reliability. The utility model can adopt two electric control main stations 2 as mutual standby, and can also be controlled by dividing the two electric control main stations 2 into two parts when the control distance is too far or the control is needed.
Example 1:
in this embodiment, the main pipe for fracturing is divided into four sleds by a fracturing sled with large diameter, each sled is provided with 6 plug valves provided with an electric actuator 5, and four fixed electric control substations 3 are fixedly arranged on the corresponding four large sledsOn the drift diameter fracturing skid, each fixed electric control substation 3 can control electric actuators 5 on 6 plug valves corresponding to the large drift diameter fracturing skid, and the four fixed electric control substations 3 actually control 24 plug valves in total to display 24 valve positions. 4 electric ball throwing plug valves, 2 pumping electric plug valves, 2 discharging electric plug valves and 1 large-drift-diameter shunt electric gate valve are arranged near each well region, and the 4 wells are simultaneously subjected to zip-type fracturing, pumping and CO (carbon monoxide) 2 In the embodiment, 4 movable electric control substations 4 are adopted for the equal-cross construction operation, 9 valves are actually controlled by each movable electric control substation, and the valve positions of the 9 valves to be controlled are displayed. In this embodiment, 60 hydraulic control valves are controlled in total, and 60 valve positions are displayed.
The power supply of 380VAC is accessed from the outside, an explosion-proof plug is inserted into the electric control main station 2 to provide power for the electric control main station 2, 220VAC provides power for a 240W Taiwan open latitude switching power supply and outputs 24VDC to provide power for a mobile controller SPL-0601, an expansion module SPC-SDIO-0032 and a control circuit of the electric control main station 2, and SPL-0601 outputs 5VDC to provide power for a potentiometer of a control panel 10K; in this embodiment, the electric control master station 2 supplies power to the fixed electric control substation 3 and the mobile electric control substation 4 through the power communication cable 7 and provides CAN communication, and the 240W taiwan open latitude switching power supplies on the fixed electric control substation 3 and the mobile electric control substation 4 output 24VDC to supply power to the corresponding mobile controllers SPC-SFMC-X3632A, and simultaneously provides 380VAC power, analog control signals and valve position feedback signals to the electric actuator 5 through the control cable 8. In this embodiment, the two ends of the twisted pair+multicore shielded cable are provided with the anti-explosion plugs, and the anti-explosion plugs are arranged on the reel, so that the power communication cable 7 and the control cable 8 are obtained by the same manufacturing method: the power communication cable 7 and the control cable 8 are obtained by mounting the cable on a reel and mounting an explosion-proof plug.
In the embodiment, 24 plug valves on the large-drift-diameter fracturing sled adopt an electric angle actuator of 8000N.m Luo Tuoke; the total number of the 4 wells is 16, the number of the pumping plug valves is 4000N.m Luo Tuoke electric angle actuators, the number of the pressure releasing plug valves is 2000N.m Luo Tuoke electric angle actuators, and the number of the 4 flow dividing gate valves is 4000N.m Luo Tuoke electric multi-turn actuators. In this embodiment, the method for manufacturing the electric actuator 5 is as follows: and the electric angle actuator and the electric multi-turn actuator with analog quantity control and analog quantity valve position signals are arranged on the valve to be controlled.
In practice, the components are mounted together around the equipment to be controlled and the valve in the area to be controlled; wherein: the electric control main station 2 is arranged outside a well region, 4 fixed electric control substations 3 are arranged on a manifold sledge with a large drift diameter, 4 movable electric control substations 4 are respectively arranged in 4 wellhead regions, the electric control main station 2 and the fixed (movable) electric control substations are networked by a power communication cable 7 and a control cable 8, and the embodiment is implemented after the electrification debugging is qualified. Through the remote network control equipment of the electric valve in the embodiment, control and valve position display of 60 high-pressure valves are realized during the zip-like fracturing construction of a well factory, the control of a local ground potential device, the control of a touch screen on a local control panel and the control of a remote upper computer 1 are realized, and control protection logics such as ' opening a valve before opening the valve, stopping the pump before closing the valve ', a valve control strategy preset in each well ' and the like can be set, so that the safety performance of equipment operation and valve group control linkage is improved.
The above embodiments are merely examples of the present utility model, and the scope of the present utility model is not limited to the above embodiments, and any suitable changes or modifications made by those skilled in the art, which are consistent with the claims of the present utility model, shall fall within the scope of the present utility model.
Claims (9)
1. An electric valve remote network control equipment, its characterized in that: comprising the following steps:
at least one upper computer (1), the upper computer (1) is used for remote control;
the electric control main station (2) is connected with the upper computer (1) through an Ethernet cable (6) and is used for receiving a control instruction of the upper computer (1);
the fixed electric control substations (3) are connected with the electric control master station (2) through power communication cables (7) for providing power and CAN communication, and the fixed electric control substations (3) are connected in series or in parallel through the power communication cables (7);
the mobile electronic control substation (4) is connected with the electronic control main station (2) or the fixed electronic control substation (3) through a power communication cable (7), and the mobile electronic control substations (4) are connected in series or in parallel through the power communication cable (7);
at least one electric actuator (5) is arranged on the valve to be controlled, and the electric actuator (5) is connected with the fixed electric control substation (3) or the movable electric control substation (4) through a control cable (8).
2. The electrically operated valve remote network control equipment of claim 1, wherein: the electric control main station (2) is provided with more than two groups.
3. The electrically operated valve remote network control equipment of claim 1, wherein: the electric control main station (2) is powered by an external explosion-proof cable.
4. The electrically operated valve remote network control equipment of claim 1, wherein: the electric control main station (2) is provided with a CAN communication and power supply outlet, and the CAN communication and power supply outlet connects the fixed electric control substation (3) and the movable electric control substation (4) in series through a power communication cable (7) to form a network; or the electric control main station (2) is provided with a plurality of CAN communication and power outlets, and the CAN communication and power outlets are used for networking the fixed electric control substation (3) and the movable electric control substation (4) according to a plurality of branch lines through a power communication cable (7); the fixed type electric control substation (3) and the movable type electric control substation (4) are respectively provided with at least two CAN communication and power outlets which are used for the serial connection of adjacent substations, and the CAN communication and power outlets which are more than two are used for the branch networking of the fixed type electric control substation (3) and the movable type electric control substation (4).
5. The electrically operated valve remote network control equipment of any one of claims 1-4, wherein: the electric control main station (2) comprises a switching power supply, a mobile controller, a network switch, a control panel, a potentiometer and a switch; the mobile controller, the control panel and the network switch are all connected with a switching power supply; the mobile controller is communicated with one or more upper computers (1) through a network switch by adopting an Ethernet cable (6), or a network port of the network switch in the electric control main station (2) is accessed to a network port of a fracturing truck, and is accessed to an instrument truck through a fracturing unit network cable, and is communicated with the upper computers (1) in the fracturing instrument truck; the potentiometer and the switch are arranged on the control panel and are connected with the mobile controller.
6. The electrically operated valve remote network control equipment of claim 5, wherein: the fixed type electric control substation (3) and the movable type electric control substation (4) have the same structure and both comprise a switching power supply and a movable controller; the fixed type electric control substation (3) is arranged on the fixed type installation frame, and the movable type electric control substation (4) is arranged on the movable type installation frame; CAN bus communication is adopted between the mobile controller of the electric control main station (2) and the mobile controller of the fixed electric control substation (3) or the mobile electric control substation (4), between the mobile controller of the fixed electric control substation (3) and the mobile controller of the mobile electric control substation (4), between the mobile controllers of the fixed electric control substation (3) and between the mobile controllers of the mobile electric control substation (4); the CAN bus in the electric control main station (2) and an external explosion-proof cable provide a power supply which is transmitted to the fixed electric control substation (3) and the mobile controller and the switching power supply on the mobile electric control substation (4) through the power communication cable (7).
7. The electrically operated valve remote network control equipment of claim 6, wherein: the electric control main station (2) and/or the fixed electric control substation (3) and/or the movable electric control substation (4) are/is provided with expansion modules, and the expansion modules in the electric control main station (2), the fixed electric control substation (3) and the movable electric control substation (4) are respectively communicated with corresponding movable controllers through CAN buses.
8. The electrically operated valve remote network control equipment of claim 5, wherein: the operation panel of the electric control master station (2) is provided with a function key, and the function key is linked with the potentiometer.
9. The electrically operated valve remote network control equipment of claim 8, wherein: the control system is characterized in that a selection key is arranged on an operation panel of the electric control master station (2) and used for selecting the fixed electric control substation (3) and the movable electric control substation (4) which need to be controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322500153.XU CN220791208U (en) | 2023-09-14 | 2023-09-14 | Remote network control equipment for electric valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322500153.XU CN220791208U (en) | 2023-09-14 | 2023-09-14 | Remote network control equipment for electric valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220791208U true CN220791208U (en) | 2024-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322500153.XU Active CN220791208U (en) | 2023-09-14 | 2023-09-14 | Remote network control equipment for electric valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220791208U (en) |
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2023
- 2023-09-14 CN CN202322500153.XU patent/CN220791208U/en active Active
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