CN102999040B - 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 - Google Patents
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 Download PDFInfo
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- CN102999040B CN102999040B CN201210364070.6A CN201210364070A CN102999040B CN 102999040 B CN102999040 B CN 102999040B CN 201210364070 A CN201210364070 A CN 201210364070A CN 102999040 B CN102999040 B CN 102999040B
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Abstract
The invention discloses 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, comprise blower fan, heating radiator, Thermal test control module, air velocity transducer and temperature sensor, described heating radiator is arranged on power device outer wall, in heating radiator one end, air intake vent place is provided with blower fan, heating radiator other end air outlet place is provided with air velocity transducer, and the outer wall of heating radiator is provided with temperature sensor; Described temperature sensor is connected with Thermal test control module with air velocity transducer simultaneously, and Thermal test control module is connected with blower fan and adjusts the rotating speed of blower fan.Beneficial effect of the present invention: based on this parametric controller, thermal design personnel can carry out actual verification to the result of control oneself thermal design and emulation.Even if also select suitable heating radiator and blower fan by the mode of experiment when there is no thermal design personnel.Improve the efficiency of thermal design efficiency and product development.
Description
Technical field:
The invention belongs to electricity field, relate to a kind of device power electronic equipment power cell Operation at full power being carried out to Thermal test, especially a kind of parametric controller power electronic equipment power cell Operation at full power being carried out to Thermal test.
Background technology:
Power electronic equipment has had and has applied more and more widely in electric system in recent years, and the long-time running of design to assurance device power cell being carried out to heating radiator and blower fan surpasses vital effect.
Current power electronic equipment Thermal design is as follows:
Heat transfer theory is utilized to design heating radiator suitable in theory and blower fan by thermal design personnel according to factors such as the clearance spaces on the power consumption of power cell and apparatus structure.Designed heating radiator and blower fan are inserted model machine and carry out Operation at full power temperature rise test, by then illustrating rationally, not by then reselecting heating radiator and blower fan (heating radiator and structural relation are comparatively large, not easily change, generally need reselect blower fan).
When thermal design personnel design accuracy is not very high or only selects heating radiator and blower fan by rule of thumb, such thermal design flow process effort again consuming time, is unfavorable for the development efficiency of product.
Summary of the invention:
The object of the invention is to the shortcoming overcoming above-mentioned prior art, a kind of parametric controller power electronic equipment power cell Operation at full power being carried out to Thermal test is provided, this parametric controller improves the accuracy of thermal design, improve the development efficiency of product simultaneously, and Thermal test can be carried out when power cell Operation at full power.
The object of the invention is to solve by the following technical programs:
A kind of parametric controller power electronic equipment power cell Operation at full power being carried out to Thermal test, comprise blower fan, heating radiator, Thermal test control module, air velocity transducer and temperature sensor, described heating radiator is arranged on power device outer wall, in heating radiator one end, air intake vent place is provided with blower fan, heating radiator other end air outlet place is provided with air velocity transducer, and the outer wall of heating radiator is provided with temperature sensor; Described temperature sensor is connected with Thermal test control module with air velocity transducer simultaneously, and Thermal test control module is connected with blower fan and adjusts the rotating speed of blower fan; Temperature signal is changed into the first electric signal input Thermal test control module by described temperature sensor; Wind velocity signal is changed into the second electric signal input Thermal test control module by described air velocity transducer.
Described Thermal test control module comprises master controller, Wind-speed controller, temperature sensing circuit and wind speed measurement circuit; Described master controller is connected with wind speed measurement circuit with Wind-speed controller, temperature sensing circuit simultaneously; Described temperature sensing circuit is obtained the first electric signal and it is input in Wind-speed controller, by Wind-speed controller by master controller and regulates rotation speed of fan; Described wind speed measurement circuit is obtained the second electric signal and it is input in Wind-speed controller, by Wind-speed controller by master controller and regulates rotation speed of fan.
Described master controller is pi regulator.
Described blower fan is the blower fan that rotating speed can regulate.
The using method of described parametric controller, controls a definite value by the temperature of power cell Operation at full power, with the wind speed required for this measured power unit Operation at full power by regulating the wind speed of blower fan.
The using method of described parametric controller, by regulating the wind speed of blower fan by the blast velocity control of radiator air outlet at certain value, when whether can make power cell Operation at full power with this wind speed tested designed by thermal design personnel, temperature meets the demands.
Beneficial effect of the present invention: based on this experiment porch, thermal design personnel can carry out actual verification to the result of control oneself thermal design and emulation.Even if also select suitable heating radiator and blower fan by the mode of experiment when there is no thermal design personnel.Improve the efficiency of thermal design efficiency and product development.
Accompanying drawing illustrates:
Fig. 1 is power cell heat test device overall construction drawing of the present invention;
Fig. 2 is Thermal test control module structural representation of the present invention;
Fig. 3 is parametric controller mode of operation one Control loop structural drawing of the present invention;
Fig. 4 is parametric controller mode of operation two Control loop structural drawing of the present invention.
Wherein: 1 is blower fan; 2 is heating radiator; 3 is Thermal test control module; 4 is air velocity transducer; 5 is temperature sensor; 6 is temperature sensing circuit; 7 is wind speed measurement 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 described in further detail:
See Fig. 1-2, a kind of parametric controller power electronic equipment power cell Operation at full power being carried out to Thermal test, comprise blower fan, heating radiator, Thermal test control module, air velocity transducer and temperature sensor, described heating radiator is arranged on power device outer wall, in heating radiator one end, air intake vent place is provided with blower fan, heating radiator other end air outlet place is provided with air velocity transducer, and the outer wall of heating radiator is provided with temperature sensor; Described temperature sensor is connected with Thermal test control module with air velocity transducer simultaneously, and Thermal test control module is connected with blower fan and adjusts the rotating speed of blower fan; Temperature signal is changed into the first electric signal input Thermal test control module by described temperature sensor; Wind velocity signal is changed into the second electric signal input Thermal test control module by described air velocity transducer.
Described Thermal test control module comprises master controller, Wind-speed controller, temperature sensing circuit and wind speed measurement circuit; Described master controller is connected with wind speed measurement circuit with Wind-speed controller, temperature sensing circuit simultaneously; Described temperature sensing circuit is obtained the first electric signal and it is input in Wind-speed controller, by Wind-speed controller by master controller and regulates rotation speed of fan; Described wind speed measurement circuit is obtained the second electric signal and it is input in Wind-speed controller, by Wind-speed controller by master controller and regulates rotation speed of fan.
Described master controller is pi regulator.
Described blower fan is the blower fan that rotating speed can regulate.
The using method of described parametric controller, controls a definite value by the temperature of power cell Operation at full power, with the wind speed required for this measured power unit Operation at full power by regulating the wind speed of blower fan.
The using method of described parametric controller, by regulating the wind speed of blower fan by the blast velocity control of radiator air outlet at certain value, when whether can make power cell Operation at full power with this wind speed tested designed by thermal design personnel, temperature meets the demands.
The core of this Thermal test parametric controller is Thermal test control module, it can the temperature of detection power unit or the wind speed of detection power unit radiator air outlet, by the control to power cell temperature or power cell air outlet wind speed of the control realization of rotation speed of fan.
This Thermal test parametric controller can be operated in two kinds of mode of operations:
Mode of operation one: by regulating the wind speed of blower fan to control at certain value by the temperature of power cell Operation at full power, need great wind speed with this measured power unit Operation at full power.Control loop as shown in Figure 3.
Mode of operation two: by regulating the wind speed of blower fan by the blast velocity control of power cell air outlet at certain value, when whether can make power cell Operation at full power with this wind speed tested designed by thermal design personnel, temperature meets the demands.Control loop as shown in Figure 4.
As shown in Figure 1, the function of this system components is as follows for power cell Thermal test structural drawing:
Thermal test control module: detection power device periphery temperature or radiator temperature, detects radiator air outlet wind speed, regulates rotation speed of fan by Wind-speed controller;
Temperature sensor: temperature signal is changed into electric signal heating test control module and measure;
Air velocity transducer: wind velocity signal is changed into electric signal heating test control module and measure;
Blower fan: adjustable speed, rotating speed be heated unit of testing and controlling Wind-speed controller control;
Based on this experiment porch, thermal design personnel can carry out actual verification to the result of control oneself thermal design and emulation.Even if also select suitable heating radiator and blower fan by the mode of experiment when there is no thermal design personnel.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when the method and technology contents that can utilize above-mentioned announcement are made a little change or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that 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 (4)
1. one kind is carried out the parametric controller of Thermal test to power electronic equipment power cell Operation at full power, it is characterized in that: comprise blower fan, heating radiator, Thermal test control module, air velocity transducer and temperature sensor, described heating radiator is arranged on power cell outer wall, in heating radiator one end, air intake vent place is provided with blower fan, heating radiator other end air outlet place is provided with air velocity transducer, and the outer wall of heating radiator is provided with temperature sensor; Described temperature sensor is connected with Thermal test control module with air velocity transducer simultaneously, and Thermal test control module is connected with blower fan and adjusts the rotating speed of blower fan; Temperature signal is changed into the first electric signal input Thermal test control module by described temperature sensor; Wind velocity signal is changed into the second electric signal input Thermal test control module by described air velocity transducer; Described Thermal test control module comprises master controller, Wind-speed controller, temperature sensing circuit and wind speed measurement circuit; Described master controller is connected with wind speed measurement circuit with Wind-speed controller, temperature sensing circuit simultaneously; Described temperature sensing circuit is obtained the first electric signal and it is input in Wind-speed controller, by Wind-speed controller by master controller and regulates rotation speed of fan; Described wind speed measurement circuit is obtained the second electric signal and it is input in Wind-speed controller, by Wind-speed controller by master controller and regulates rotation speed of fan; The temperature of power cell Operation at full power is controlled a definite value, with the wind speed required for this measured power unit Operation at full power by regulating the wind speed of blower fan.
2. parametric controller as claimed in claim 1, is characterized in that: described master controller is pi regulator.
3. parametric controller as claimed in claim 1, is characterized in that: described blower fan is the blower fan that rotating speed can regulate.
4. based on the using method of the parametric controller described in claim 1 or 2, it is characterized in that: by regulating the wind speed of blower fan by the blast velocity control of radiator air outlet at certain value, when whether can make power cell Operation at full power with this wind speed tested designed by thermal design personnel, temperature meets the demands.
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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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| 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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| CN102999040B true CN102999040B (en) | 2015-10-28 |
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| 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 |
| 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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| 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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| 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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