CN105259949A - Low voltage distribution switchgear temperature control system and control method - Google Patents
Low voltage distribution switchgear temperature control system and control method Download PDFInfo
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- CN105259949A CN105259949A CN201510712749.3A CN201510712749A CN105259949A CN 105259949 A CN105259949 A CN 105259949A CN 201510712749 A CN201510712749 A CN 201510712749A CN 105259949 A CN105259949 A CN 105259949A
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Abstract
The invention provides a low voltage distribution switchgear temperature control system and a control method. The system comprises a temperature sensor (1), a control board (3), a fan (4) and a power equipment operation monitoring center (2). The temperature sensor is connected to the control board which is connected to the fan and the power equipment operation monitoring center. Both the temperature sensor and the control board are arranged in a low voltage distribution cabinet. The fan is arranged on the cabinet body of the low voltage distribution cabinet. The power equipment operation monitoring center is arranged at a remote power supply terminal. The temperature sensor has a temperature detection signal output end. The control board is provided with a temperature detection signal input end, a fan control output end and a communication end. The fan is provided with a power connection control signal input end. The temperature detection signal input end of the control board is connected to the temperature detection signal output end of the temperature sensor. The power connection control signal input end of the fan is electrically connected to the fan control output end signal of the control board. The system and the method are used for low voltage distribution switchgear temperature control.
Description
technical field:
the present invention relates to a kind of low-voltage power distribution switch cabinet temperature control system and control method.
background technology:
low-voltage distribution cabinet is the important facility of in electric power system.At present, low-voltage distribution cabinet is generally arranged on open air.For ensureing its safety, usually adopt steel plate type sealing structure.In the operation use procedure in summer, because the ventilation of power distribution cabinet, radiating condition are poor, under the weather that burning sun is exposed to the sun, in addition in power distribution cabinet, equipment runs self and produces larger heat, in part power distribution cabinet, equipment running temperature even can more than 60 degree, and the normal operating temperature of the device element such as air switch in power distribution cabinet is about 45 degree, and the temperature thus in power distribution cabinet substantially exceeds tolerance range, cause Frequent trip, have a strong impact on power supply quality.And, at present to the temperature detection in outdoor electricity distribution cabinet usually by manually carrying out, waste time and energy, inefficiency.
summary of the invention:
the object of this invention is to provide a kind of low-voltage power distribution switch cabinet temperature control system and control method.
above-mentioned object is realized by following technical scheme:
a kind of low-voltage power distribution switch cabinet temperature control system, its composition comprises: temperature sensor, control panel, fan and power equipment operation monitoring center, described temperature sensor is connected with control panel, described control panel is connected with fan and power equipment operation monitoring center respectively, and described temperature sensor and control panel are arranged in low-voltage distribution cabinet; Described fan is arranged on the cabinet of low-voltage distribution cabinet; Described power equipment operation monitoring center is arranged on Remote feeding terminal; Described temperature sensor has temperature detection signal output terminal; Described control panel is provided with temperature detection signal input end, fan control output terminal and communication ends; Described fan is provided with and connects electric control signal input end; Described power equipment operation monitoring center is provided with communication ends; The temperature detection signal input end of described control panel is connected with the temperature detection signal output terminal of temperature sensor, and the electric control signal input end that connects of described fan is electrically connected with the fan control output end signal of control panel.
described low-voltage power distribution switch cabinet temperature control system, described control panel comprises signal acquisition module 9, signal processing module 8, execution module 5, communication module 7 and power module 6; Described signal acquisition module is provided with signal input part and signal output part, and described signal processing module is provided with signal input part, control signal output terminal and communication ends; Described execution module is provided with signal input part and signal output part; Described communication module is provided with internal communication ends and correspondence with foreign country end.
described low-voltage power distribution switch cabinet temperature control system, the signal input part of described signal acquisition module is the temperature detection signal input end of control panel; The temperature signal input of described signal processing module is connected with the signal output part of signal acquisition module; The signal input part of described execution module is connected with the control signal output terminal of signal processing module; The signal output part of described execution module is the fan control output terminal of control panel; The internal communication ends of described communication module and the communication ends of signal processing module are bi-directionally connected; The correspondence with foreign country end of described communication module is the communication ends of control panel.
described low-voltage power distribution switch cabinet temperature control system, the temperature sensor be arranged in low-voltage distribution cabinet detects the temperature in low-voltage distribution cabinet in real time, and the temperature signal of detection is uploaded to control panel, the signal that the signal acquisition module Real-time Collection temperature sensor of control panel is uploaded also is passed to signal processing module and is processed, the real time temperature data of reception and built-in safe temperature threshold values compare by signal processing module, when temperature data exceedes threshold values, signal processing module sends cooling order to execution module, after execution module receives the instruction of signal processing module, control the power supply connecting fan, thus fan is started working, carry out aeration-cooling to low-voltage distribution cabinet, when the temperature in low-voltage distribution cabinet drops to the safe temperature threshold values of setting, control panel controls fan and closes, temperature in each low-voltage distribution cabinet of power equipment operation monitoring center centralized displaying and the running state information of fan, power equipment operation monitoring Central Radical shows situation factually and long-rangely can arrange the safe temperature threshold values in each low-voltage distribution cabinet and be stored by the control panel in each low-voltage distribution cabinet, if desired, power equipment operation monitoring center can according to actual conditions, directly the long-range control panel to a certain low-voltage distribution cabinet directly assigns the order of opening fan, lowers the temperature to this low-voltage distribution cabinet.
beneficial effect:
1. low-voltage power distribution switch cabinet temperature control system of the present invention, in real time the temperature information in low-voltage distribution cabinet is uploaded in real time the power equipment operation monitoring center of far-end by the communication module of control panel by set temperature sensor, realize detecting the real-time online of low-voltage distribution in-cabinet temperature, compared to prior art, temperature monitoring real-time greatly strengthens, and saves human cost.
low-voltage power distribution switch cabinet temperature control system of the present invention, when the temperature value that the temperature sensor that control panel receives detects exceedes the threshold values of its setting, control panel controls fan in time and opens aeration-cooling, effectively avoids the temperature in low-voltage distribution cabinet to exceed equipment tolerance range in cabinet and causes tripping operation etc. to affect the generation of accident of power supply.
low-voltage power distribution switch cabinet temperature control system of the present invention, its power equipment operation monitoring center is according to temperature monitoring and weather condition, aeration-cooling order can be sent to any low-voltage distribution cabinet, the control panel of this low-voltage distribution cabinet receives this order by communication module and controls fan afterwards in time and open aeration-cooling, thus can realize realizing temperature at power equipment operation monitoring center easily to affiliated whole low-voltage distribution cabinets and control.
accompanying drawing illustrates:
accompanying drawing 1 is structural representation of the present invention.
accompanying drawing 2 is control panel structured flowcharts of the present invention.
embodiment:
embodiment 1:
a kind of low-voltage distribution cabinet temperature control system, its composition comprises: temperature sensor 1, control panel 3, fan 4 and power equipment operation monitoring center 2, described temperature sensor is connected with control panel, described control panel is connected with fan and power equipment operation monitoring center respectively, described power equipment operation monitoring center is arranged on Remote feeding terminal, and described temperature sensor and control panel are arranged in low-voltage distribution cabinet; Described fan is arranged on the cabinet of low-voltage distribution cabinet; Described power equipment operation monitoring center is arranged on Remote feeding terminal; Described temperature sensor has temperature detection signal output terminal; Described control panel is provided with temperature detection signal input end, fan control output terminal and communication ends; Described fan is provided with and connects electric control signal input end; Described power equipment operation monitoring center is provided with communication ends; The temperature detection signal input end of described control panel is connected with the temperature detection signal output terminal of temperature sensor, and the electric control signal input end that connects of described fan is electrically connected with the fan control output terminal of control panel.
embodiment 2:
low-voltage distribution cabinet temperature control system according to embodiment 1, described control panel comprises signal acquisition module 9, signal processing module 8, execution module 5, communication module 7 and power module 6; Described signal acquisition module is provided with signal input part and signal output part, and described signal processing module is provided with signal input part, control signal output terminal and communication ends; Described execution module is provided with signal input part and signal output part; Described communication module is provided with internal communication ends and correspondence with foreign country end.
embodiment 3:
low-voltage distribution cabinet temperature control system according to embodiment 1 or 2, the signal input part of described signal acquisition module is the temperature detection signal input end of control panel; The signal input part of described signal processing module is connected with the signal output part of signal acquisition module; The signal input part of described execution module is connected with the control signal output terminal of signal processing module; The signal output part of described execution module is the fan control output terminal of control panel; The internal communication ends of described communication module is connected with the communication ends of signal processing module; The correspondence with foreign country end of described communication module is the communication ends of control panel.
embodiment 4:
the control method of the low-voltage distribution cabinet temperature control system according to embodiment 1 or 2 or 3, the temperature sensor be arranged in low-voltage distribution cabinet detects the temperature in low-voltage distribution cabinet in real time, and the temperature signal of detection is uploaded to control panel, the signal that the signal acquisition module Real-time Collection temperature sensor of control panel is uploaded also is passed to signal processing module and is processed, the real time temperature data of reception and built-in safe temperature threshold values compare by signal processing module, when temperature data exceedes threshold values, signal processing module sends cooling order to execution module, after execution module receives the instruction of signal processing module, control the power supply connecting fan, thus fan is started working, carry out aeration-cooling to low-voltage distribution cabinet, when the temperature in low-voltage distribution cabinet drops to the safe temperature threshold values of setting, control panel controls fan and closes, temperature in each low-voltage distribution cabinet of power equipment operation monitoring center centralized displaying and the running state information of fan, power equipment operation monitoring Central Radical shows situation factually and long-rangely can arrange the safe temperature threshold values in each low-voltage distribution cabinet and be stored by the control panel in each low-voltage distribution cabinet, if desired, power equipment operation monitoring center can according to actual conditions, directly the long-range control panel to a certain low-voltage distribution cabinet directly assigns the order of opening fan, lowers the temperature to this low-voltage distribution cabinet.
Claims (4)
1. a low-voltage power distribution switch cabinet temperature control system, its composition comprises: temperature sensor, control panel, fan and power equipment operation monitoring center, it is characterized in that: described temperature sensor is connected with control panel, described control panel is connected with fan and power equipment operation monitoring center respectively, and described temperature sensor and control panel are arranged in low-voltage power distribution switch cabinet; Described fan is arranged on the cabinet of low-voltage power distribution switch cabinet; Described power equipment operation monitoring center is arranged on Remote feeding terminal; Described temperature sensor has temperature detection signal output terminal; Described control panel is provided with temperature detection signal input end, fan control output terminal and communication ends; Described fan is provided with and connects electric control signal input end; Described power equipment operation monitoring center is provided with communication ends; The temperature detection signal input end of described control panel is connected with the temperature detection signal output terminal of temperature sensor, and the electric control signal input end that connects of described fan is electrically connected with the fan control output terminal of control panel.
2. low-voltage power distribution switch cabinet temperature control system according to claim 1, is characterized in that: described control panel comprises signal acquisition module 9, signal processing module 8, execution module 5, communication module 7 and power module 6; Described signal acquisition module is provided with signal input part and signal output part, and described signal processing module is provided with signal input part, control signal output terminal and communication ends; Described execution module is provided with signal input part and signal output part; Described communication module is provided with internal communication ends and correspondence with foreign country end.
3. low-voltage power distribution switch cabinet temperature control system according to claim 2, is characterized in that: the signal input part of described signal acquisition module is the temperature detection signal input end of control panel; The temperature signal input of described signal processing module is connected with the signal output part of signal acquisition module; The signal input part of described execution module is connected with the control signal output terminal of signal processing module; The signal output part of described execution module is the fan control output terminal of control panel; The internal communication ends of described communication module is connected with the communication ends of signal processing module; The correspondence with foreign country end of described communication module is the communication ends of control panel.
4. the control method of the low-voltage power distribution switch cabinet temperature control system utilizing one of claim 1-3 described, it is characterized in that: the temperature sensor be arranged in low-voltage power distribution switch cabinet detects the temperature in low-voltage power distribution switch cabinet in real time, and the temperature signal of detection is uploaded to control panel, the signal that the signal acquisition module Real-time Collection temperature sensor of control panel is uploaded also is passed to signal processing module and is processed, the real time temperature data of reception and built-in safe temperature threshold values compare by signal processing module, when temperature data exceedes threshold values, signal processing module sends cooling order to execution module, after execution module receives the instruction of signal processing module, control the power supply connecting fan, thus fan is started working, carry out aeration-cooling to low-voltage distribution cabinet, when the temperature in low-voltage distribution cabinet drops to the safe temperature threshold values of setting, control panel controls fan and closes, temperature in each low-voltage distribution cabinet of power equipment operation monitoring center centralized displaying and the running state information of fan, power equipment operation monitoring Central Radical shows situation factually and long-rangely can arrange the safe temperature threshold values in each low-voltage distribution cabinet and be stored by the control panel in each low-voltage distribution cabinet, if desired, power equipment operation monitoring center can according to actual conditions, directly the long-range control panel to a certain low-voltage distribution cabinet directly assigns the order of opening fan, lowers the temperature to this low-voltage distribution cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510712749.3A CN105259949A (en) | 2015-10-28 | 2015-10-28 | Low voltage distribution switchgear temperature control system and control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510712749.3A CN105259949A (en) | 2015-10-28 | 2015-10-28 | Low voltage distribution switchgear temperature control system and control method |
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| CN105259949A true CN105259949A (en) | 2016-01-20 |
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| CN201510712749.3A Pending CN105259949A (en) | 2015-10-28 | 2015-10-28 | Low voltage distribution switchgear temperature control system and control method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374355A (en) * | 2016-10-31 | 2017-02-01 | 广西电网有限责任公司电力科学研究院 | High-voltage rectifier module for modular power distribution network power electronic transformer |
| CN106655817A (en) * | 2016-10-31 | 2017-05-10 | 广西电网有限责任公司电力科学研究院 | Intermediate isolated rectifier module of modular distribution network power electronic transformer |
| CN107484396A (en) * | 2017-09-15 | 2017-12-15 | 沈阳铁路信号有限责任公司 | Fan coolling module is monitored for what subway was downloaded from autocontrol system rack |
| CN114142350A (en) * | 2021-11-30 | 2022-03-04 | 广东电网有限责任公司 | Temperature control alarm cooling system for low-voltage power distribution cabinet of electric room |
-
2015
- 2015-10-28 CN CN201510712749.3A patent/CN105259949A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374355A (en) * | 2016-10-31 | 2017-02-01 | 广西电网有限责任公司电力科学研究院 | High-voltage rectifier module for modular power distribution network power electronic transformer |
| CN106655817A (en) * | 2016-10-31 | 2017-05-10 | 广西电网有限责任公司电力科学研究院 | Intermediate isolated rectifier module of modular distribution network power electronic transformer |
| CN107484396A (en) * | 2017-09-15 | 2017-12-15 | 沈阳铁路信号有限责任公司 | Fan coolling module is monitored for what subway was downloaded from autocontrol system rack |
| CN114142350A (en) * | 2021-11-30 | 2022-03-04 | 广东电网有限责任公司 | Temperature control alarm cooling system for low-voltage power distribution cabinet of electric room |
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Application publication date: 20160120 |