CN219496954U - Adjusting and emergency cutting-off hybrid control system - Google Patents
Adjusting and emergency cutting-off hybrid control system Download PDFInfo
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- CN219496954U CN219496954U CN202320585319.XU CN202320585319U CN219496954U CN 219496954 U CN219496954 U CN 219496954U CN 202320585319 U CN202320585319 U CN 202320585319U CN 219496954 U CN219496954 U CN 219496954U
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- control system
- control cabinet
- valve
- hydraulic
- emergency shutdown
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model discloses a mixed control system for adjusting and emergency cutting, which relates to the field of wellhead production control in the petroleum and gas industry, and comprises the following components: a hydraulic control cabinet and an electrical control cabinet; the hydraulic control cabinet is connected with each valve through a hydraulic pipeline and is used for operating the opening and closing or opening adjustment of each valve; the electrical control cabinet is connected with the hydraulic control cabinet through a cable, and pressure signals of the hydraulic control cabinet are collected and action command signals are transmitted to the hydraulic control cabinet; the electrical control cabinet includes: the automatic control system and the on-site manual control system can independently transmit action command signals to the hydraulic control cabinet to control the valve to act; the utility model can use two modes of on-site manual and automatic control to regulate and emergency cut-off the valve, and has the advantages of one-control-more, high integration, function diversity, intellectualization and the like.
Description
Technical Field
The utility model relates to the field of wellhead production control in the petroleum and natural gas industry, in particular to a mixed control system for regulation and emergency cutting.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
The traditional wellhead production control system has single function, is only suitable for emergency cutting, can only realize open stroke, closed stroke and fixed opening, and cannot control the opening to be adjustable; meanwhile, the actions of a plurality of valves cannot be selectively controlled, and an independent control system for on-site valve opening and closing and remote valve opening cannot be realized; the display screen is not arranged locally, and the states of a plurality of valves cannot be accurately checked; the valve can only be controlled to be opened and closed, can not be stopped in the middle position, and can not adapt to the diversity of production field environments.
Disclosure of Invention
The utility model aims at: aiming at the defects of single function, non-adjustable opening degree and the like of the traditional wellhead production control system at present, the utility model provides an adjusting and emergency cutting-off hybrid control system, which adopts a centralized control mode of a switch valve and an adjusting valve; remote/on-site independent control systems are designed, and when one system is damaged, the function of the other system is not affected; the integrated electric signal monitoring management of the hydraulic signal, the electromagnetic valve action signal and the valve feedback signal is realized; and the electric control system and the hydraulic system are in split type design, and operators can control the valve outside the safety range, so that the problems are solved.
The technical scheme of the utility model is as follows:
a hybrid regulation and emergency shutdown control system comprising:
the hydraulic control cabinet is connected with each valve through a hydraulic pipeline and is used for operating the opening and closing or opening adjustment of each valve;
the electric control cabinet is connected with the hydraulic control cabinet through a cable, and is used for collecting pressure signals of the hydraulic control cabinet and transmitting action command signals to the hydraulic control cabinet;
the electrical control cabinet includes: the automatic control system and the on-site manual control system can independently transmit action command signals to the hydraulic control cabinet to control the valve to act.
Further, the automatic control system includes:
the RTU controller plays a core control role and is connected with the hydraulic control cabinet through the intermediate relay;
and the touch screen is communicated with the RTU controller and provides a human-computer interaction interface.
Further, the in-situ manual control system comprises:
and the master control electric appliance is connected with the hydraulic control cabinet through an intermediate relay.
Further, the RTU controller and the master control device are respectively connected with the hydraulic control cabinet through two independent intermediate relays.
Further, each valve is provided with a sensor for monitoring the state of the valve, and the sensor transmits monitoring signals to the electrical control cabinet through an independent intermediate relay.
Further, the electrical control cabinet further includes:
and the indicator lamp is used for displaying the on-off state of the valve.
Further, the sensor transmits the monitoring signal to the indicator light and the RTU controller respectively through separate intermediate relays.
Further, the method further comprises the following steps:
and the SCADA integrated server is in remote communication with the RTU controller.
Further, each valve includes: an adjustable valve and a switch valve.
Further, the master electrical apparatus includes: knob and button.
Compared with the prior art, the utility model has the beneficial effects that:
a hybrid regulation and emergency shutdown control system comprising: the hydraulic control cabinet is connected with each valve through a hydraulic pipeline and is used for operating the opening and closing or opening adjustment of each valve; the electric control cabinet is connected with the hydraulic control cabinet through a cable, and is used for collecting pressure signals of the hydraulic control cabinet and transmitting action command signals to the hydraulic control cabinet; the electrical control cabinet includes: the automatic control system and the on-site manual control system can independently transmit action command signals to the hydraulic control cabinet to control the valve to act; the integrated level is high, the functions are diversified and intelligent; at the same time, the system is provided with an on-site/remote independent configuration control system; the switch type valve and the adjusting type valve can be independently controlled; the electrical control cabinet is provided with the touch screen, so that the on-site process or the valve state can be visually checked no matter in the production site or the central control room; and the opening, closing and stopping of the switch type valve and the opening setting of the regulating type valve are realized by adopting various valve control modes, the opening is increased, the opening is reduced, and the method can be suitable for different field production environments.
Drawings
FIG. 1 is a block diagram of a hybrid regulation and emergency shutdown control system.
Detailed Description
It is noted that relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The features and capabilities of the present utility model are described in further detail below in connection with examples.
Example 1
Referring to fig. 1, a hybrid regulation and emergency shutdown control system, comprising:
the hydraulic control cabinet is connected with each valve through a hydraulic pipeline and is used for operating the opening and closing or opening adjustment of each valve; preferably, in this embodiment, each valve refers to a valve on the wellhead; each valve comprises: an adjusting valve and a switching valve;
the electric control cabinet is connected with the hydraulic control cabinet through a cable, and is used for collecting pressure signals of the hydraulic control cabinet and transmitting action command signals to the hydraulic control cabinet; preferably, the electrical control cabinet can be connected with each valve on the wellhead device as well and is used for receiving the state parameters fed back by each valve;
the electrical control cabinet includes: the automatic control system and the on-site manual control system can independently transmit action command signals to the hydraulic control cabinet to control the valve to act; namely, the automatic control system and the on-site manual control system can independently control the valve to act; preferably, a corresponding switching button can be provided on the electrical control cabinet, by means of which switching button what control mode is to be activated is selected.
When the hydraulic control system is used, a control command issued by the electrical control cabinet is converted into an electric signal through an internal automatic control system and an on-site manual control system and is transmitted to the hydraulic control cabinet, and the hydraulic control cabinet outputs oil pressure according to the electric signal to control the opening and closing or opening of each valve.
In this embodiment, specifically, the automatic control system includes:
the RTU controller plays a core control role and is connected with the hydraulic control cabinet through the intermediate relay; namely, the RTU controller mainly plays roles of logic control, data receiving and signal sending; different signals are received by the RTU controller for conversion and logic analysis, so that intelligent, valve opening control, multichannel, remote maintenance, wireless data transmission and multiple control modes are realized;
the touch screen is communicated with the RTU controller and provides a human-computer interaction interface; the touch screen has the functions of displaying signals inside the RTU controller and sending instructions to the RTU controller in a humanized and visual mode; the on-site process flow and the structural appearance of the valve can be intuitively displayed on the touch screen; preferably, an operation panel is arranged on the electrical control cabinet, and the touch screen is arranged on the operation panel so as to be convenient for a user to operate.
In this embodiment, specifically, the in-situ manual control system includes:
the master control electric appliance is connected with the hydraulic control cabinet through the intermediate relay; the master control electric appliance is used as a switching electric appliance for switching on or switching off a control circuit to send out instructions or control the switching electric appliance by a program; preferably, the master electrical apparatus is also mounted on the operation panel.
In this embodiment, specifically, the RTU controller and the master device are connected to the hydraulic control cabinet through two separate intermediate relays respectively; the RTU controller is guaranteed to be damaged and stopped, manual adjustment or switching-off of a master control electric appliance is not affected, and the stability is high; and both can control the valves individually.
In this embodiment, specifically, each valve is provided with a sensor for monitoring the state of the valve, and the sensor transmits a monitoring signal to the electrical control cabinet through an independent intermediate relay; preferably, for an adjustable valve, an inductive switch is used for monitoring, and for a switch-type valve, a limit switch is used for monitoring.
In this embodiment, specifically, the electrical control cabinet further includes:
the indicator lamp is used for displaying the on-off state of the valve; preferably, the signal lamp is also mounted on the operation panel,
in this embodiment, specifically, the sensor transmits the monitoring signal to the indicator light and the RTU controller through separate intermediate relays, respectively; the monitoring signal is divided into two parts, one part is sent to the RTU controller, the RTU controller is displayed on the touch panel, and the other part is sent to the indicator lamp, and the indicator lamp is displayed on the operation panel.
In this embodiment, specifically, the method further includes:
the SCADA integrated server is in remote communication with the RTU controller; the RTU controller transmits a valve state signal to the SCADA integrated server through the communication interface for remote monitoring and display, and meanwhile, the SCADA integrated server can also issue a control instruction for emergency closing of the valve.
In this embodiment, specifically, the master device includes: a knob and a button; i.e. the knob is for an adjustable valve and the button is for a switch-type valve.
When the automatic control system is used, a master control electric appliance on an operation panel is adopted to give a control command, the coil of the intermediate relay is closed after the electric shock of the master control electric appliance is closed, the automatic control system can give the control command through a SCADA integrated server or a touch screen on the operation panel, the control command is processed by an RTU controller and then is output to the intermediate relay to enable the coil to be closed, and for 2 kinds of system same commands, the automatic control system adopts 2 intermediate relays to independently work, and any one of the two intermediate relays is closed, so that the valve can be actuated; and finally, transmitting a signal to the hydraulic control cabinet through the intermediate relay, and finally enabling the valve to start to act.
After a user gives an action command to the switch type valve, the valve starts to act through the hydraulic control cabinet, and after a limit switch at the valve detects that the valve is in place, a signal is transmitted to the RTU controller and the indicator lamp through a cable;
for the regulation type valve, the setting value of the opening degree can be selected to be lowered, the opening degree is increased, the opening degree is reduced, the inductive switch at the valve can monitor the opening degree percentage, a signal is transmitted to the RTU controller through a cable, and the RTU controller can judge whether the valve is in place or not according to the opening degree signal fed back.
The foregoing examples merely represent specific embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present application, which fall within the protection scope of the present application.
This background section is provided to generally present the context of the present utility model and the work of the presently named inventors, to the extent it is described in this background section, as well as the description of the present section as not otherwise qualify as prior art at the time of filing, are neither expressly nor impliedly admitted as prior art against the present utility model.
Claims (10)
1. A hybrid regulation and emergency shutdown control system, comprising:
the hydraulic control cabinet is connected with each valve through a hydraulic pipeline and is used for operating the opening and closing or opening adjustment of each valve;
the electric control cabinet is connected with the hydraulic control cabinet through a cable, and is used for collecting pressure signals of the hydraulic control cabinet and transmitting action command signals to the hydraulic control cabinet;
the electrical control cabinet includes: the automatic control system and the on-site manual control system can independently transmit action command signals to the hydraulic control cabinet to control the valve to act.
2. A mixed regulation and emergency shutdown control system in accordance with claim 1, wherein said automatic control system comprises:
the RTU controller plays a core control role and is connected with the hydraulic control cabinet through the intermediate relay;
and the touch screen is communicated with the RTU controller and provides a human-computer interaction interface.
3. A mixed regulation and emergency shutdown control system in accordance with claim 2, wherein said in situ manual control system comprises:
and the master control electric appliance is connected with the hydraulic control cabinet through an intermediate relay.
4. A hybrid regulation and emergency shutdown control system in accordance with claim 3, wherein the RTU controller and master are connected to the hydraulic control cabinet via two separate intermediate relays, respectively.
5. A hybrid regulation and emergency shutdown control system in accordance with claim 2, wherein a sensor is provided on each valve for monitoring valve status, the sensor transmitting the monitoring signal to the electrical control cabinet via a separate intermediate relay.
6. The hybrid regulation and emergency shutdown control system of claim 5, wherein the electrical control cabinet further comprises:
and the indicator lamp is used for displaying the on-off state of the valve.
7. A mixed regulation and emergency shutdown control system in accordance with claim 6, wherein the sensor transmits the monitoring signal to the indicator light and the RTU controller, respectively, via separate intermediate relays.
8. The hybrid regulation and emergency shutdown control system of claim 1, further comprising:
and the SCADA integrated server is in remote communication with the RTU controller.
9. A regulating and emergency shutdown hybrid control system in accordance with claim 3, wherein said valves comprise: an adjustable valve and a switch valve.
10. The hybrid regulation and emergency shutdown control system of claim 9, wherein the master appliance comprises: knob and button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320585319.XU CN219496954U (en) | 2023-03-23 | 2023-03-23 | Adjusting and emergency cutting-off hybrid control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320585319.XU CN219496954U (en) | 2023-03-23 | 2023-03-23 | Adjusting and emergency cutting-off hybrid control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219496954U true CN219496954U (en) | 2023-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320585319.XU Active CN219496954U (en) | 2023-03-23 | 2023-03-23 | Adjusting and emergency cutting-off hybrid control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219496954U (en) |
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2023
- 2023-03-23 CN CN202320585319.XU patent/CN219496954U/en active Active
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