CN102999040A - Control platform for heat test on full-power operation of power unit of power electronic equipment and application method of control platform - Google Patents
Control platform for heat test on full-power operation of power unit of power electronic equipment and application method of control platform Download PDFInfo
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- CN102999040A CN102999040A CN2012103640706A CN201210364070A CN102999040A CN 102999040 A CN102999040 A CN 102999040A CN 2012103640706 A CN2012103640706 A CN 2012103640706A CN 201210364070 A CN201210364070 A CN 201210364070A CN 102999040 A CN102999040 A CN 102999040A
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Abstract
The invention discloses a control platform for heat test on full-power operation of a power unit of power electronic equipment and an application method of the control platform. The control platform comprises a fan, a radiator, a heat test control unit, a fan speed sensor and a temperature sensor. The radiator is disposed on the outer wall of a power device. The fan is disposed at an air inlet at one end of the radiator. The fan speed sensor is disposed at an air outlet at the other end of the radiator. The temperature sensor is disposed on the outer wall of the radiator. The temperature sensor and the fan speed sensor are simultaneously connected with the heat test control unit. The heat test control unit is connected with the fan and controls speed of the fan. The control platform has the advantages that a thermal designer can practically verify own thermal design and simulation results with the control platform; proper radiators and fans can be selected by experiments even in absence of thermal designers; and thermal design efficiency and production development efficiency are increased.
Description
Technical field:
The invention belongs to electricity field, relate to a kind of device that power electronic equipment power cell Operation at full power is carried out the heat test, especially a kind of control platform that power electronic equipment power cell Operation at full power is carried out the heat test.
Background technology:
Power electronic equipment has had in electric system more and more widely and to have used in recent years, and the design of power cell being carried out heating radiator and blower fan is surpassing vital effect to the long-time running of assurance device.
The power electronic equipment Thermal design is as follows at present:
Utilize heat transfer theory to design suitable in theory heating radiator and blower fan by the thermal design personnel according to power consumption and the factors such as clearance spaces on the apparatus structure of power cell.Designed heating radiator and blower fan are inserted model machine carry out Operation at full power temperature rise test, by explanation then rationally, not by then reselecting heating radiator and blower fan (heating radiator and structural relation are larger, are difficult for change, generally need reselect blower fan).
In the situation that thermal design personnel design accuracy is not very high or only selects by rule of thumb heating radiator and blower fan, such thermal design flow process power that consumes again consuming time is unfavorable for the development efficiency of product.
Summary of the invention:
The object of the invention is to overcome the shortcoming of above-mentioned prior art, a kind of control platform that power electronic equipment power cell Operation at full power is carried out the heat test is provided, this control platform has improved the accuracy of thermal design, improve simultaneously the development efficiency of product, and can when the power cell Operation at full power, carry out the heat test.
The objective of the invention is to solve by the following technical programs:
A kind of control platform that power electronic equipment power cell Operation at full power is carried out the heat test, comprise blower fan, heating radiator, hot unit of testing and controlling, air velocity transducer and temperature sensor, described heating radiator is arranged on the power device outer wall, one end air intake vent place is provided with blower fan at heating radiator, heating radiator other end air outlet place is provided with air velocity transducer, is provided with temperature sensor at the outer wall of heating radiator; Described temperature sensor is connected with air velocity transducer and is connected with hot unit of testing and controlling, and hot unit of testing and controlling is connected and adjusts the rotating speed of blower fan with blower fan; Described temperature sensor changes temperature signal into first electric signal inputs hot unit of testing and controlling; Described air velocity transducer changes wind velocity signal into second electric signal inputs hot unit of testing and controlling.
Described hot unit of testing and controlling comprises master controller, Wind-speed controller, temperature sensing circuit and wind speed testing circuit; Described master controller is connected with Wind-speed controller, temperature sensing circuit and wind speed testing circuit simultaneously; Described temperature sensing circuit obtains the first electric signal and it is input in the Wind-speed controller, regulates rotation speed of fan by Wind-speed controller by master controller; Described wind speed testing circuit obtains the second electric signal and it is input in the Wind-speed controller, regulates rotation speed of fan by Wind-speed controller by master controller.
Described master controller is pi regulator.
Described blower fan is the blower fan that rotating speed can be regulated.
The using method of described control platform, the wind speed by regulating blower fan is controlled at a definite value with the temperature of power cell Operation at full power, with the needed wind speed of this measured power unit Operation at full power.
The using method of described control platform, the wind speed by regulating blower fan is controlled at certain value with the wind speed of radiator air outlet, and temperature meets the demands when testing the designed wind speed of thermal design personnel and whether can make the power cell Operation at full power with this.
Beneficial effect of the present invention: based on this experiment porch, the thermal design personnel can carry out actual verification to the result of control oneself thermal design and emulation.Even in the situation that do not have the thermal design personnel can mode by experiment select suitable heating radiator and blower fan yet.Improved the efficient of thermal design efficient and product development.
Description of drawings:
Fig. 1 is power cell heat test device overall construction drawing of the present invention;
Fig. 2 is hot unit of testing and controlling structural representation of the present invention;
Fig. 3 is control working platform pattern one Control loop structural drawing of the present invention;
Fig. 4 is control working platform pattern two Control loop structural drawing of the present invention.
Wherein: 1 is blower fan; 2 is heating radiator; 3 is hot unit of testing and controlling; 4 is air velocity transducer; 5 is temperature sensor; 6 is temperature sensing circuit; 7 is the wind speed testing circuit; 8 is Wind-speed controller; 9 is master controller; 10 is power device.
Embodiment:
Below in conjunction with accompanying drawing the present invention is done and to describe in further detail:
Referring to Fig. 1-2, a kind of control platform that power electronic equipment power cell Operation at full power is carried out the heat test, comprise blower fan, heating radiator, hot unit of testing and controlling, air velocity transducer and temperature sensor, described heating radiator is arranged on the power device outer wall, one end air intake vent place is provided with blower fan at heating radiator, heating radiator other end air outlet place is provided with air velocity transducer, is provided with temperature sensor at the outer wall of heating radiator; Described temperature sensor is connected with air velocity transducer and is connected with hot unit of testing and controlling, and hot unit of testing and controlling is connected and adjusts the rotating speed of blower fan with blower fan; Described temperature sensor changes temperature signal into first electric signal inputs hot unit of testing and controlling; Described air velocity transducer changes wind velocity signal into second electric signal inputs hot unit of testing and controlling.
Described hot unit of testing and controlling comprises master controller, Wind-speed controller, temperature sensing circuit and wind speed testing circuit; Described master controller is connected with Wind-speed controller, temperature sensing circuit and wind speed testing circuit simultaneously; Described temperature sensing circuit obtains the first electric signal and it is input in the Wind-speed controller, regulates rotation speed of fan by Wind-speed controller by master controller; Described wind speed testing circuit obtains the second electric signal and it is input in the Wind-speed controller, regulates rotation speed of fan by Wind-speed controller by master controller.
Described master controller is pi regulator.
Described blower fan is the blower fan that rotating speed can be regulated.
The using method of described control platform, the wind speed by regulating blower fan is controlled at a definite value with the temperature of power cell Operation at full power, with the needed wind speed of this measured power unit Operation at full power.
The using method of described control platform, the wind speed by regulating blower fan is controlled at certain value with the wind speed of radiator air outlet, and temperature meets the demands when testing the designed wind speed of thermal design personnel and whether can make the power cell Operation at full power with this.
The core of this heat test control platform is hot unit of testing and controlling, but the wind speed of the temperature of its detection power unit or detection power unit radiator air outlet is by realizing the control to power cell temperature or power cell air outlet wind speed to the control of rotation speed of fan.
This heat test control platform can be operated in two kinds of mode of operations:
Mode of operation one: the wind speed by regulating blower fan is controlled at certain value with the temperature of power cell Operation at full power, needs great wind speed with this measured power unit Operation at full power.Control loop as shown in Figure 3.
Mode of operation two: the wind speed by regulating blower fan is controlled at certain value with the wind speed of power cell air outlet, and temperature meets the demands when testing the designed wind speed of thermal design personnel and whether can make the power cell Operation at full power with this.Control loop as shown in Figure 4.
The hot test structure figure of power cell as shown in Figure 1, the function of this system's each several part is as follows:
Hot unit of testing and controlling: detection power device periphery temperature or radiator temperature, detect the radiator air outlet wind speed, regulate rotation speed of fan by Wind-speed controller;
Temperature sensor: change temperature signal into electric signal heating test control module and measure;
Air velocity transducer: change wind velocity signal into electric signal heating test control module and measure;
Blower fan: the be heated Wind-speed controller control of unit of testing and controlling of adjustable speed, rotating speed;
Based on this experiment porch, the thermal design personnel can carry out actual verification to the result of control oneself thermal design and emulation.Even in the situation that do not have the thermal design personnel can mode by experiment select suitable heating radiator and blower fan yet.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the method that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification still belong in the scope of technical solution of the present invention.
Claims (6)
1. control platform that power electronic equipment power cell Operation at full power is carried out heat test, it is characterized in that: comprise blower fan, heating radiator, hot unit of testing and controlling, air velocity transducer and temperature sensor, described heating radiator is arranged on the power device outer wall, one end air intake vent place is provided with blower fan at heating radiator, heating radiator other end air outlet place is provided with air velocity transducer, is provided with temperature sensor at the outer wall of heating radiator; Described temperature sensor is connected with air velocity transducer and is connected with hot unit of testing and controlling, and hot unit of testing and controlling is connected and adjusts the rotating speed of blower fan with blower fan; Described temperature sensor changes temperature signal into first electric signal inputs hot unit of testing and controlling; Described air velocity transducer changes wind velocity signal into second electric signal inputs hot unit of testing and controlling.
2. control platform as claimed in claim 1, it is characterized in that: described hot unit of testing and controlling comprises master controller, Wind-speed controller, temperature sensing circuit and wind speed testing circuit; Described master controller is connected with Wind-speed controller, temperature sensing circuit and wind speed testing circuit simultaneously; Described temperature sensing circuit obtains the first electric signal and it is input in the Wind-speed controller, regulates rotation speed of fan by Wind-speed controller by master controller; Described wind speed testing circuit obtains the second electric signal and it is input in the Wind-speed controller, regulates rotation speed of fan by Wind-speed controller by master controller.
3. control platform as claimed in claim 1, it is characterized in that: described master controller is pi regulator.
4. control platform as claimed in claim 1, it is characterized in that: described blower fan is the blower fan that rotating speed can be regulated.
5. based on the using method of claim 1 or 2 described control platforms, it is characterized in that: the wind speed by regulating blower fan is controlled at a definite value with the temperature of power cell Operation at full power, with the needed wind speed of this measured power unit Operation at full power.
6. based on the using method of claim 1 or 2 described control platforms, it is characterized in that: the wind speed by regulating blower fan is controlled at certain value with the wind speed of radiator air outlet, and temperature meets the demands when testing the designed wind speed of thermal design personnel and whether can make the power cell Operation at full power with this.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210364070.6A CN102999040B (en) | 2012-09-26 | 2012-09-26 | A kind of parametric controller and using method thereof of power electronic equipment power cell Operation at full power being carried out to Thermal test |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210364070.6A CN102999040B (en) | 2012-09-26 | 2012-09-26 | A kind of parametric controller and using method thereof of power electronic equipment power cell Operation at full power being carried out to Thermal test |
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| CN102999040A true CN102999040A (en) | 2013-03-27 |
| CN102999040B CN102999040B (en) | 2015-10-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108007955A (en) * | 2017-11-27 | 2018-05-08 | 成都共同散热器有限公司 | A kind of thermal performance detection device and detection method |
| CN109871561A (en) * | 2017-12-05 | 2019-06-11 | 中车株洲电力机车研究所有限公司 | The configuration method of natural air cooled heat sink, device and Wind turbines in Wind turbines |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101737900A (en) * | 2009-12-29 | 2010-06-16 | 卧龙电气集团股份有限公司 | Method and device for feedback control of air quantity of central air conditioner |
| CN101907368A (en) * | 2010-07-07 | 2010-12-08 | 桂林市同步工业自动控制有限责任公司 | Refrigerated constant temperature pot |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101737900A (en) * | 2009-12-29 | 2010-06-16 | 卧龙电气集团股份有限公司 | Method and device for feedback control of air quantity of central air conditioner |
| CN101907368A (en) * | 2010-07-07 | 2010-12-08 | 桂林市同步工业自动控制有限责任公司 | Refrigerated constant temperature pot |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108007955A (en) * | 2017-11-27 | 2018-05-08 | 成都共同散热器有限公司 | A kind of thermal performance detection device and detection method |
| CN108007955B (en) * | 2017-11-27 | 2023-03-21 | 成都共同散热器有限公司 | Thermal performance detection device and detection method |
| CN109871561A (en) * | 2017-12-05 | 2019-06-11 | 中车株洲电力机车研究所有限公司 | The configuration method of natural air cooled heat sink, device and Wind turbines in Wind turbines |
| CN109871561B (en) * | 2017-12-05 | 2023-11-14 | 中车株洲电力机车研究所有限公司 | Configuration method and device of natural air cooling heat dissipation plate in wind turbine generator and wind turbine generator |
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| CN102999040B (en) | 2015-10-28 |
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