CN211290279U - Remote control system for backwater of heat supply network of power plant unit - Google Patents
Remote control system for backwater of heat supply network of power plant unit Download PDFInfo
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- CN211290279U CN211290279U CN201921849318.1U CN201921849318U CN211290279U CN 211290279 U CN211290279 U CN 211290279U CN 201921849318 U CN201921849318 U CN 201921849318U CN 211290279 U CN211290279 U CN 211290279U
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- return water
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Abstract
The utility model belongs to the technical field of power plant heat supply network return water, a power plant unit factory building heat supply network return water remote control system is disclosed, including setting up electric control valve, AI fastener and the AO fastener on heat supply network return water pipe, electric control valve includes valve controller, valve motor, motor binding post, controller binding post, valve motor pass through motor binding post with valve controller connects, valve controller passes through controller binding post with AI fastener and AO fastener are connected, AI fastener and AO fastener are connected with backstage control center. The utility model discloses a long-range control of unit factory building heat supply network return water has improved work efficiency, can wide application in power plant heat supply network return water technical field.
Description
Technical Field
The utility model belongs to the technical field of power plant heat supply network return water, concretely relates to power plant unit factory building heat supply network return water remote control system.
Background
Coal bed gas is called coal mine gas in coal mines. According to new resource evaluation results, the onshore coal bed gas resource amount of China is 36.8 billion cubic meters, is equivalent to the onshore conventional natural gas resource amount (38 billion cubic meters), and is inferior to Russia and Canada. The main component of the coal bed gas is methane, and when the concentration of the methane in the air reaches 5% -16%, the methane can explode when meeting open fire, which is the root of coal mine gas explosion accidents. The coal bed gas is not utilized and is directly discharged into the atmosphere, and the greenhouse effect of the coal bed gas is about 21 times of that of carbon dioxide. The coal mine gas power generation can effectively solve coal mine gas accidents, improve the safe production conditions of coal mines, is beneficial to increasing clean energy supply and reducing greenhouse gas emission, and achieves multiple targets of protecting life, resources and environment. In the prior art, a plant heat supply network water return valve of a gas power plant is a common manual operation valve, and an operator needs to frequently go to the local manual control valve to open and close. Therefore, the operation is labor-consuming and time-consuming, certain potential safety hazards exist, and personal injury accidents can be caused sometimes.
In order to realize the automatic control of field devices and reduce the workload of operators, a remote control system for the return water of the heat supply network of a power plant unit factory building needs to be provided so as to realize the remote control of the return water door of the heat supply network.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the deficiencies in the prior art, the technical problem who solves is: the utility model provides a power plant unit factory building heat supply network return water remote control system to realize the remote control of heat supply network return water, improve the work efficiency that the operation was controlled
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a power plant unit factory building heat supply network return water remote control system, includes AI fastener, AO fastener and sets up the electrical control valve on heat supply network return water pipe, electrical control valve includes valve controller, valve motor, motor binding post, controller binding post, the valve motor pass through motor binding post with valve controller connects, valve controller passes through controller binding post with AI fastener and AO fastener are connected, AI fastener and AO fastener are connected with backstage control center.
The remote control system for the return water of the heat supply network of the power plant unit factory building further comprises a manual valve which is arranged on a return water pipeline of the heat supply network and is positioned in front of the electric regulating valve.
The remote control system for the backwater of the heat supply network of the unit factory building of the power plant further comprises a main control module and a wireless communication module, wherein the main control module is connected with the AI clamping piece and the AO clamping piece, and the main control module is further connected with a station control center through the wireless communication module.
The electric control valve further comprises a valve power supply air switch and a valve power supply fuse, and the controller wiring terminal is further connected with the power supply through the valve power supply fuse and the valve power supply air switch.
Compared with the prior art, the utility model following beneficial effect has: the utility model discloses a set up electrical control valve on unit factory building heat supply network return water pipe, utilize AI fastener and AO fastener remote control electrical control valve's aperture to and the actual aperture position of control electrical control valve, the operation personnel only need be at control room operation valve, realized the high accuracy control of valve aperture, saved operation personnel's work load, improved work efficiency, and reduced the potential safety hazard, avoided the emergence of personal injury accident; in addition, the system has fewer control wiring and is convenient to maintain and overhaul; taking a certain gas power plant as an example, it takes about 30 minutes (including the distance from the control room to the local place) to open or close a unit factory building heat supply network water return valve before the system is applied, and after the system is applied, the time for opening or closing a unit factory building heat supply network water return valve is half a minute, so that the time is saved by 30 minutes, and then the time saved by operating 4 unit factory building heat supply network water return valves after transformation is 120 minutes.
Drawings
FIG. 1 is a schematic structural view of a unit factory building heat supply network backwater remote control system provided by the embodiment of the utility model;
fig. 2 is a schematic view of an installation position of an electric control valve in an embodiment of the present invention;
in the figure: 1 is electrical control valve, 2 is manual valve, 3 is unit factory building heat supply network return water governing valve steelframe operation platform, 4 is unit factory building heat supply network return water pipeline, 5 is the empty two layers of corridors of straining of unit factory building, 6 is motor binding post, 7 is the valve motor, 8 is the AO fastener, 9 is the AI fastener, 10 is controller binding post, 11 is the empty division of valve power supply, 12 is valve power supply insurance, 13 is valve controller, 14 is main control module, 15 is wireless communication module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-2, an embodiment of the utility model provides a return water remote control system for a heat supply network of a power plant unit factory building, which comprises an electric regulating valve 1, an AI fastener 8 and an AO fastener 9 arranged on a return water pipeline 4 of the heat supply network; wherein, electrical control valve 1 sets up on unit factory building heat supply network return water governing valve steelframe operation platform 3, and operation platform 3 is located the empty two layers of corridor of straining of unit factory building. Specifically, electrical control valve 1 includes valve controller 13, valve motor 7, motor binding post 6, controller binding post 10, valve motor 7 through motor binding post 6 with valve controller 13 is connected, valve controller 13 through controller binding post 10 with AI fastener 8 and AO fastener 9 are connected, AI fastener 8 and AO fastener 9 pass through wireless communication module 15 are connected with backstage control center.
Further, the power plant unit factory building heat supply network return water remote control system that this embodiment provided still includes and sets up on heat supply network return water pipe 3 to be located manual valve 2 in electric control valve 1 the place ahead. The automatic control and the manual control of the backwater can be realized through the combined control of the manual valve 2 and the electric regulating valve 1.
Further, the power plant unit factory building heat supply network return water remote control system that this embodiment provided still includes main control module 14 and wireless communication module 15, main control module 14 passes through AD/DA conversion module 15 with AI fastener 8 and AO fastener 9 are connected, main control module 14 still passes through wireless communication module 15 is connected with platform control center. Through setting up host system 14 and wireless communication module 15, then the utility model discloses a control system need not the wiring, and backstage control center can send the valve opening regulating command through the wireless communication mode, and host system 14 receives the valve opening regulating command through wireless communication module 15 after, exports AO fastener 9, controls the aperture of electrical control valve through AO fastener 9, realizes the remote control of valve opening; in addition, the main control module 14 receives a valve opening signal of the electric control valve 1 through the AI clamping piece, and sends the signal to the background control center through the wireless communication module 15, so that the monitoring of operators is facilitated.
Further, as shown in fig. 1, the electric control valve 1 further includes a valve power supply fuse 11 and a valve power supply fuse 12, and the controller terminal 10 is further connected to a power supply through the valve power supply fuse 12 and the valve power supply fuse 11.
The working principle of the utility model is as follows: the background control center sends a valve opening control signal to the AO clamping piece, the AO clamping piece outputs a control signal of 4-20 mA to control the opening of the electric valve, and the valve can be adjusted from 0-100%, so that the return water quantity of the heat supply network is adjusted; in addition, the AI fastener 8 receives the analog signal of the aperture position of valve simultaneously to send to backstage management center, the operating personnel of can being convenient for carries out remote monitoring, and, through setting up host system 14 and wireless communication module 15, can realize the long-range wireless monitoring of valve aperture, avoid the wiring.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (4)
1. The utility model provides a power plant unit factory building heat supply network return water remote control system, its characterized in that, includes AI fastener (8), AO fastener (9) and sets up electrical control valve (1) on heat supply network return water pipe (4), electrical control valve (1) includes valve controller (13), valve motor (7), motor binding post (6), controller binding post (10), valve motor (7) through motor binding post (6) with valve controller (13) are connected, valve controller (13) pass through controller binding post (10) with AI fastener (8) and AO fastener (9) are connected, AI fastener (8) and AO fastener (9) are connected with backstage control center.
2. The power plant unit factory building heat supply network return water remote control system according to claim 1, characterized by further comprising a manual valve (2) arranged on a heat supply network return water pipe (4) and located in front of the electrically operated regulating valve (1).
3. The system for remotely controlling the backwater of the heat supply network of the power plant unit factory building according to claim 1, further comprising a main control module (14) and a wireless communication module (15), wherein the main control module (14) is connected with the AI clamping piece (8) and the AO clamping piece (9), and the main control module (14) is further connected with a background control center through the wireless communication module (15).
4. The system for remotely controlling the return water of the heat supply network of the power plant unit factory building according to claim 1, wherein the electric control valve (1) further comprises a valve power supply air switch (11) and a valve power supply fuse (12), and the controller terminal (10) is further connected with a power supply through the valve power supply fuse (12) and the valve power supply air switch (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921849318.1U CN211290279U (en) | 2019-10-31 | 2019-10-31 | Remote control system for backwater of heat supply network of power plant unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921849318.1U CN211290279U (en) | 2019-10-31 | 2019-10-31 | Remote control system for backwater of heat supply network of power plant unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211290279U true CN211290279U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921849318.1U Active CN211290279U (en) | 2019-10-31 | 2019-10-31 | Remote control system for backwater of heat supply network of power plant unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211290279U (en) |
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2019
- 2019-10-31 CN CN201921849318.1U patent/CN211290279U/en active Active
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Address after: 048006 Building 5, North Hongcun, BeiShiDian Township, Jincheng City, Shanxi Province Patentee after: Shanxi Jinju coal electrification Co., Ltd Address before: 048006 Building 5, North Hongcun, BeiShiDian Township, Jincheng City, Shanxi Province Patentee before: SHANXI JINJU COAL ELECTROCHEMICAL Co.,Ltd. |