CN105201455A - Automatic throttling regulation and control system based on internet information and applied to shale gas mining wellhead - Google Patents
Automatic throttling regulation and control system based on internet information and applied to shale gas mining wellhead Download PDFInfo
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- CN105201455A CN105201455A CN201510544889.4A CN201510544889A CN105201455A CN 105201455 A CN105201455 A CN 105201455A CN 201510544889 A CN201510544889 A CN 201510544889A CN 105201455 A CN105201455 A CN 105201455A
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Abstract
The invention provides an automatic throttling regulation and control system based on internet information and applied to a shale gas mining wellhead. The system mainly comprises a wellhead throttle valve, an actuator, a PLC (programmable logic controller) control system, a pressure sensor, a flow meter, dispatching-layer industrial personal computers, data servers, a monitoring layer industrial personal computer, a network communication processor and the like; according to real-time data of the pressure sensor, real-time data of the flow meter and target yield of the wellhead and through PLC operation, control parameters are then output to the actuator, and the throttle valve is automatically controlled. Automatic regulation and control of yield is realized through the system in combination with an automatic control technology and a shale gas mining technology, closed-loop and open-loop control can be realized after the target yield is set by a remote host computer in a regulation and control process, and automatic remote regulation, control and monitoring, real-time data transmission and storage and unattended operation are realized through mutual connection and mutual communication of wireless operation networks or fixed communication operation networks.
Description
Technical field
The present invention relates to one and be applicable to high pressure shale gas, natural gas extraction well head output remote control and regulation system platform.
Background technology
Oil gas field production informationization is built by strengthening basic platform, data platform, application platform, the construction of decision-making platform, round Realization data management normalization, produce commander's real time implementation, substantially project research collaborative is realized, management desktop, decision support is integrated, progressively build up the digitlization oil gas field that the whole nation is unified, the object of building production information system produces for oil gas field to provide technological means, for optimizing operation scheme provides data, for to raise labour productivity and the managerial skills of oil gas field create conditions, build e-manufacturing management and dispatch control platform, building of this platform relies on a few major part: functional interface sameization, data produce standardization, data network sharedization, production safety monitoring real time implementation, data acquisition and control automatization etc., and the basis of production information realizes production scene networking.
Summary of the invention
In view of this, the object of this invention is to provide a kind of based on shale gas exploitation well head throttling automatic regulating system under internet information, this system can realize well head output auto-control, round Realization shale gas, natural gas production information, with improve production will rate, realize unmanned, thus saving labour cost, improve production continuation and safety.
The object of the invention is to be achieved through the following technical solutions: based on shale gas exploitation well head throttling automatic regulating system under internet information, comprise dispatch layer, supervisory layers and field layer, data by site plant Real-time Collection, storage field data, and are sent to dispatch layer by described field layer; Described supervisory layers for gathering the data at unmanned well station, and is uploaded to dispatch layer; Described dispatch layer realizes the dynamic management of producing command scheduling by the data that supervisory layers and field layer are uploaded.
Preferably, described field layer comprises flow meter, pressure sensor, choke valve, actuator and PLC control system, described flow meter and pressure sensor are connected between pipeline and PLC control system, described actuator one end is connected with PLC control system, the actuator other end is connected with one end of choke valve, the other end of choke valve is connected with pipeline, and the data output end of described PLC control system is connected with the data input pin of dispatch layer.
Preferably, described supervisory layers comprises engineer station and operator station, described engineer station is connected with PLC control system respectively with operator station, and described dispatch layer Industrial Personal Computer (IPC) is used for the real-time dynamic management of branch company area under one's jurisdiction at different levels or production of hydrocarbons command scheduling and the parameter and the running status that monitor oil gas field choke valve equipment; Described data server is used for processing the development parameters such as output, pressure of oil gas field, gathers the main process data of each far-end monitoring choke valve and carries out data processing and building database formation production report.
Preferably, described dispatch layer comprises dispatch layer Industrial Personal Computer (IPC) and data server, and described dispatch layer industry control system is connected with PLC control system respectively with data server.
Preferably, this system adopts closed loop and opened loop to coexist control, and described closed-loop control is the target flow arranged by pressure sensor and flow meter real-time data collection and dispatch layer Industrial Personal Computer (IPC); Realize once measuring control after PLC control system computing; Described opened loop control realizes opened loop control after the desired value arranged by dispatch layer Industrial Personal Computer (IPC) directly transfers to PLC control system.
Beneficial effect of the present invention:
(1) there is the functions such as remote auto regulation and control, remote supervisory, remote alarms, achieve Production adjustment from manual adjustment to the transformation automatically regulated, achieve Production adjustment automation, informationization, networking and unmanned;
(2) regulate the precision of constant high, the output error of its every day is lower than 1%;
(3) YE fluctuation is little, reduces the operating frequency of electric operator, improves application life and the reliability of actuator;
(4) compact conformation, easy to operate, flexible and keep in repair easy, safe and reliable.
Accompanying drawing explanation
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail, wherein:
Fig. 1 is present system theory diagram.
Detailed description of the invention
Hereinafter with reference to accompanying drawing, the preferred embodiments of the present invention are described in detail.Should be appreciated that preferred embodiment only in order to the present invention is described, instead of in order to limit the scope of the invention.
The present invention relates to based on shale gas exploitation well head throttling automatic regulating system under internet information, comprise dispatch layer, supervisory layers and field layer,
Field layer: realize data acquisition, Long-distance Control, status monitoring, creation data unloading monitoring and scheduling and creation data application by site plant and show;
Supervisory layers: the data gathering unmanned well station (engineer station, operator station), are uploaded to dispatch layer;
Dispatch layer: by the supervision of real time data of uploading field layer and supervisory layers, realizes the dynamic management of producing command scheduling, utilizes again data platform to issue application to creation data simultaneously, realizes dispatching the supervision of overall production unit.
Described field layer comprises flow meter 1, pressure sensor 2, choke valve 3, actuator 4, holding wire 5, PLC control system 6, network communication processor 7 and netting twine 11
Described supervisory layers comprises engineer station and operator station (supervisory layers Industrial Personal Computer (IPC)) 8,
Described dispatch layer comprises Industrial Personal Computer (IPC) 9 and data server 10, and described dispatch layer Industrial Personal Computer (IPC) 9 is for the real-time dynamic management in branch company area under one's jurisdiction at different levels or production of hydrocarbons command scheduling and the parameter and the running status that monitor oil gas field choke valve equipment; Described data server 10 processes for development parameters such as the output to oil gas field, pressure, gathers the main process data of each far-end monitoring choke valve and carries out data processing and building database formation production report.
Described actuator is threaded connection and is fixed on choke valve top, the process station corresponding on well head pipeline installed by described choke valve, described pressure sensor and flow meter are installed and choke valve downstream line rational position, and described actuator, pressure sensor are connected with PLC control system by holding wire with flow meter signal;
Described PLC control system is connected with dispatch layer Industrial Personal Computer (IPC), data server, supervisory layers Industrial Personal Computer (IPC) respectively by network communication processor netting twine, realizes network communication.
In the present embodiment, this system adopts closed loop and opened loop to coexist controls, and described closed-loop control is the target flow arranged by pressure sensor 2 and flow meter 1 real-time data collection and dispatch layer Industrial Personal Computer (IPC) 9; Realize once measuring control after PLC control system 6 computing; Described opened loop control realizes opened loop control after the desired value arranged by dispatch layer Industrial Personal Computer (IPC) 9 directly transfers to PLC control system 6.
The present invention is by pressure sensor real time data, flow meter real time data, well head target output, through PLC computing, export controling parameters again to actuator, realize the automatic control to choke valve, native system realizes the auto-control of output in conjunction with automated control technology and shale gas production practice, control by realizing closed loop and opened loop after long-range host computer Offered target output in regulation process, and be interconnected by wireless operator networking or fixed communication Operation Network and communication mutually, realize remote auto regulation and control, monitoring and real-time data transmission, store and unmanned.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of right of the present invention.
Claims (5)
1., based on shale gas exploitation well head throttling automatic regulating system under internet information, it is characterized in that: comprise dispatch layer, supervisory layers and field layer, data by site plant Real-time Collection, storage field data, and are sent to dispatch layer by described field layer; Described supervisory layers for gathering the data at unmanned well station, and is uploaded to dispatch layer; Described dispatch layer realizes the dynamic management of producing command scheduling by the data that supervisory layers and field layer are uploaded.
2. according to claim 1 based on shale gas exploitation well head throttling automatic regulating system under internet information, it is characterized in that: described field layer comprises flow meter (1), pressure sensor (2), choke valve (3), actuator (4) and PLC control system (6), described flow meter and pressure sensor are connected between pipeline and PLC control system, described actuator one end is connected with PLC control system, the actuator other end is connected with one end of choke valve, the other end of choke valve is connected with pipeline, the data output end of described PLC control system is connected with the data input pin of dispatch layer.
3. according to claim 2 based on shale gas exploitation well head throttling automatic regulating system under internet information, it is characterized in that: described supervisory layers comprises engineer station and operator station, described engineer station is connected with PLC control system respectively with operator station.
4. according to claim 3 based on shale gas exploitation well head throttling automatic regulating system under internet information, it is characterized in that: described dispatch layer comprises dispatch layer Industrial Personal Computer (IPC) (9) and data server (10), described dispatch layer industry control system is connected with PLC control system respectively with data server, and described dispatch layer Industrial Personal Computer (IPC) (9) is for the real-time dynamic management in branch company area under one's jurisdiction at different levels or production of hydrocarbons command scheduling and the parameter and the running status that monitor oil gas field choke valve equipment; Described data server (10) processes for development parameters such as the output to oil gas field, pressure, gathers the main process data of each far-end monitoring choke valve and carries out data processing and building database formation production report.
5. according to claim 3 based on shale gas exploitation well head throttling automatic regulating system under internet information, it is characterized in that: this system adopts closed loop and opened loop to coexist controls, described closed-loop control is the target flow arranged by pressure sensor (2) and flow meter (1) real-time data collection and dispatch layer Industrial Personal Computer (IPC) (9); Realize once measuring control after PLC control system (6) computing; Described opened loop control realizes opened loop control after the desired value arranged by dispatch layer Industrial Personal Computer (IPC) (9) directly transfers to PLC control system (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510544889.4A CN105201455A (en) | 2015-08-31 | 2015-08-31 | Automatic throttling regulation and control system based on internet information and applied to shale gas mining wellhead |
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| CN201510544889.4A CN105201455A (en) | 2015-08-31 | 2015-08-31 | Automatic throttling regulation and control system based on internet information and applied to shale gas mining wellhead |
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| CN105931444A (en) * | 2016-06-21 | 2016-09-07 | 成都国光电子仪表有限责任公司 | Oil field natural gas measurement data remote transmission device |
| CN106097682A (en) * | 2016-06-21 | 2016-11-09 | 成都国光电子仪表有限责任公司 | Natural gas station wireless collection front end |
| CN111465826A (en) * | 2017-10-31 | 2020-07-28 | Abb瑞士股份有限公司 | Enhanced flow meter utilizing a system for simulating fluid parameters |
| CN111781962A (en) * | 2020-07-07 | 2020-10-16 | 美钻石油钻采系统(上海)有限公司 | Oil gas metering control device and system |
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| US5902927A (en) * | 1995-12-01 | 1999-05-11 | Perception Incorporated | Fluid metering apparatus and method |
| CN203145904U (en) * | 2013-01-31 | 2013-08-21 | 美钻石油钻采系统(上海)有限公司 | Oil-gas field yield remote regulation and control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105931444A (en) * | 2016-06-21 | 2016-09-07 | 成都国光电子仪表有限责任公司 | Oil field natural gas measurement data remote transmission device |
| CN106097682A (en) * | 2016-06-21 | 2016-11-09 | 成都国光电子仪表有限责任公司 | Natural gas station wireless collection front end |
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Application publication date: 20151230 |