CN103410763A - Cooling system for reactive power compensation device - Google Patents
Cooling system for reactive power compensation device Download PDFInfo
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- CN103410763A CN103410763A CN2013103512929A CN201310351292A CN103410763A CN 103410763 A CN103410763 A CN 103410763A CN 2013103512929 A CN2013103512929 A CN 2013103512929A CN 201310351292 A CN201310351292 A CN 201310351292A CN 103410763 A CN103410763 A CN 103410763A
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- temperature
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- reactive power
- master controller
- power compensator
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Abstract
The invention discloses a cooling system for a reactive power compensation device. The cooling system comprises a temperature sensor, a temperature transmitter, a temperature controller, a master controller and a fan. The temperature sensor is electrically connected with the temperature transmitter, the temperature transmitter is electrically connected with the temperature controller, the temperature controller is electrically connected with the master controller, and the master controller is electrically connected with the fan. According to the cooling system, the master controller is used for controlling the working mode of the fan, whether the fan works or not is controlled by the master controller completely, the cooling efficiency can be improved effectively, and in addition, when the fan has a fault and cannot work, the master controller can also acquire fault signals and respond at the earliest time.
Description
Technical field
The present invention relates to the cooling control technique field of reactive power compensator, relate in particular to a kind of cooling system for reactive power compensator.
Background technique
In reactive power compensator, primary component reactor, capacitor are all high-power heater elements, for the assurance device safe operation, must install the blower fan cooling additional.The tradition cool-down method is that fan starting is namely started working, although can play cooling effect, can not to the blower fan operation acts, regulate in real time according to the temperature conditions of reactive power compensator, and energy consumption is excessive, and has certain security risk.
Summary of the invention
The object of the invention is to, by a kind of cooling system for reactive power compensator, solve the problem that above background technique is partly mentioned.
For reaching this purpose, the present invention by the following technical solutions:
A kind of cooling system for reactive power compensator, it comprises temperature transducer, temperature transmitter, temperature controller, master controller and blower fan;
Described temperature transducer and temperature transmitter are electrically connected, and be used to the temperature of experiencing reactive power compensator and be converted to temperature signal, export in real time temperature transmitter;
Described temperature transmitter and temperature controller are electrically connected, and for described temperature signal is converted to current signal, export to temperature controller;
Described temperature controller and master controller are electrically connected, and for the treatment of described current signal, obtain the real time temperature data of reactive power compensator, and export to master controller;
Described master controller and blower fan are electrically connected, and for described temperature data is analyzed, and according to analysis result, the output control signal is controlled blower fan reactive power compensator is lowered the temperature.
Especially, described temperature transducer is selected occasionally thermal resistor of thermoelectricity.
Especially, described temperature transmitter comprises V/I change-over circuit, operational amplification circuit, nonlinearity correction circuit, mu balanced circuit, cold junction compensation and zero adjustment circuit; Wherein, described V/I change-over circuit, operational amplification circuit are connected in series, described nonlinearity correction circuit is attempted by V/I change-over circuit, operational amplification circuit two ends, and described mu balanced circuit, cold junction compensation and zero adjustment circuit are connected in series afterwards and nonlinearity correction circuit is connected in parallel.
Especially, described master controller comprises signal acquisition circuit, arithmetic processing circuit and output control circuit; Wherein, described arithmetic processing circuit and signals collecting, output control circuit are electrically connected.
The cooling system for reactive power compensator that the present invention proposes adopts the pattern of main controller controls blower fan work, whether blower fan work is fully by main controller controls, can effectively improve cooling efficiency, when fan trouble can't be worked, master controller also can collect trouble signal the very first time and provide reaction in addition, simultaneously, operating aspect of the present invention, be swift in response, good stability, and amount of maintenance is few, energy consumption is low.
The accompanying drawing explanation
The structural drawing of the cooling system for reactive power compensator that Fig. 1 provides for the embodiment of the present invention.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.Be understandable that, specific embodiment described herein is only be used to explaining the present invention, but not limitation of the invention.Also it should be noted that in addition, for convenience of description, in accompanying drawing, only show part related to the present invention but not full content.
Please refer to shown in Figure 1, the structural drawing of the cooling system for reactive power compensator that Fig. 1 provides for the embodiment of the present invention.
Cooling system for reactive power compensator in the present embodiment specifically comprises: temperature transducer 101, temperature transmitter 102, temperature controller 103, master controller 104 and blower fan 105.
Described temperature transducer 101 is electrically connected with temperature transmitter 102, be used to the temperature of experiencing reactive power compensator and be converted to temperature signal, exports in real time temperature transmitter 102.
In the present embodiment, described temperature transducer 101 is selected occasionally thermal resistor of thermoelectricity.
Described temperature transmitter 102 is electrically connected with temperature controller 103, for described temperature signal is converted to current signal, exports to temperature controller 103.
After 102 pairs of described temperature signals of temperature transmitter carry out the processing of circuit such as voltage regulation filtering, operation amplifier, gamma correction, V/I conversion, constant current and reversal protection, convert to the current signal of temperature line relationship and export to temperature controller 103.In the present embodiment, described temperature transmitter 102 comprises V/I change-over circuit 1021, operational amplification circuit 1022, nonlinearity correction circuit 1023, mu balanced circuit 1024, cold junction compensation and zero adjustment circuit 1025; Wherein, described V/I change-over circuit 1021, operational amplification circuit 1022 are connected in series, described nonlinearity correction circuit 1023 is attempted by V/I change-over circuit 1021, operational amplification circuit 1022 two ends, and described mu balanced circuit 1024, cold junction compensation and zero adjustment circuit 1025 are connected in series afterwards and nonlinearity correction circuit 1023 is connected in parallel.The signal of this temperature transmitter 102 is accurate, but teletransmission (maximum 1000 meters), and precision is high, anti-interference, and good stability, non-maintaining.
Described temperature controller 103 is electrically connected with master controller 104, for the treatment of described current signal, obtains the real time temperature data of reactive power compensator, and exports to master controller 104.
Described master controller 104 is electrically connected with blower fan 105, and for described temperature data is analyzed, and according to analysis result, the output control signal is controlled 105 pairs of reactive power compensator coolings of blower fan.
When blower fan 105 faults can't be worked, master controller 104 also can collect trouble signal the very first time and provide reaction.In the present embodiment, described master controller 104 comprises signal acquisition circuit 1041, arithmetic processing circuit 1042 and output control circuit 1043; Wherein, described arithmetic processing circuit 1042 is electrically connected with signal acquisition circuit 1041, output control circuit 1043.The 104 processing signals times of master controller are rapid, and the reaction time is short, can meet because of the real-time control of temperature change to blower fan 105 actions.
Technological scheme of the present invention adopts the pattern of main controller controls blower fan work, whether blower fan work is fully by main controller controls, can effectively improve cooling efficiency, when fan trouble can't be worked, master controller also can collect trouble signal the very first time and provide reaction in addition, simultaneously, operating aspect of the present invention, be swift in response, good stability, and amount of maintenance is few, energy consumption is low.
Note, above are only preferred embodiment of the present invention and institute's application technology principle.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious variations, readjust and substitute and can not break away from protection scope of the present invention.Therefore, although by above embodiment, the present invention is described in further detail, the present invention is not limited only to above embodiment, in the situation that do not break away from the present invention's design, can also comprise more other equivalent embodiments, and scope of the present invention is determined by appended claim scope.
Claims (4)
1. the cooling system for reactive power compensator, is characterized in that, comprises temperature transducer, temperature transmitter, temperature controller, master controller and blower fan;
Described temperature transducer and temperature transmitter are electrically connected, and be used to the temperature of experiencing reactive power compensator and be converted to temperature signal, export in real time temperature transmitter;
Described temperature transmitter and temperature controller are electrically connected, and for described temperature signal is converted to current signal, export to temperature controller;
Described temperature controller and master controller are electrically connected, and for the treatment of described current signal, obtain the real time temperature data of reactive power compensator, and export to master controller;
Described master controller and blower fan are electrically connected, and for described temperature data is analyzed, and according to analysis result, the output control signal is controlled blower fan reactive power compensator is lowered the temperature.
2. the cooling system for reactive power compensator according to claim 1, is characterized in that, described temperature transducer is selected occasionally thermal resistor of thermoelectricity.
3. the cooling system for reactive power compensator according to claim 1, is characterized in that, described temperature transmitter comprises V/I change-over circuit, operational amplification circuit, nonlinearity correction circuit, mu balanced circuit, cold junction compensation and zero adjustment circuit; Wherein, described V/I change-over circuit, operational amplification circuit are connected in series, described nonlinearity correction circuit is attempted by V/I change-over circuit, operational amplification circuit two ends, and described mu balanced circuit, cold junction compensation and zero adjustment circuit are connected in series afterwards and nonlinearity correction circuit is connected in parallel.
4. according to the described cooling system for reactive power compensator of one of claims 1 to 3, it is characterized in that, described master controller comprises signal acquisition circuit, arithmetic processing circuit and output control circuit; Wherein, described arithmetic processing circuit and signals collecting, output control circuit are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103512929A CN103410763A (en) | 2013-08-13 | 2013-08-13 | Cooling system for reactive power compensation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103512929A CN103410763A (en) | 2013-08-13 | 2013-08-13 | Cooling system for reactive power compensation device |
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| CN103410763A true CN103410763A (en) | 2013-11-27 |
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| CN2013103512929A Pending CN103410763A (en) | 2013-08-13 | 2013-08-13 | Cooling system for reactive power compensation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509809A (en) * | 2015-12-20 | 2016-04-20 | 成都霍睦斯电气有限公司 | Temperature transmitter with detection function |
| CN110567601A (en) * | 2018-06-06 | 2019-12-13 | 中国石油化工股份有限公司 | Temperature sensing monitoring device and method based on 4G technology |
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| CN201327995Y (en) * | 2008-12-19 | 2009-10-14 | 上海追日电气有限公司 | Reactive power compensation device with temperature control function |
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| KR101113255B1 (en) * | 2011-05-24 | 2012-02-20 | 한경대학교 산학협력단 | Static var compensator and temperature control method of the static var compensator |
| KR101135861B1 (en) * | 2011-11-17 | 2012-04-16 | 주식회사 태경전기산업 | Power factor compensator having capability of temperature sensing and operating shutdown function and the method thereof |
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| CN203404115U (en) * | 2013-08-13 | 2014-01-22 | 无锡市锡容电力电器有限公司 | Cooling system for reactive compensation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509809A (en) * | 2015-12-20 | 2016-04-20 | 成都霍睦斯电气有限公司 | Temperature transmitter with detection function |
| CN110567601A (en) * | 2018-06-06 | 2019-12-13 | 中国石油化工股份有限公司 | Temperature sensing monitoring device and method based on 4G technology |
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Application publication date: 20131127 |
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