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Thermal Solution For 5000W IGBT Cooling Project

Views: 112     Author: Site Editor     Publish Time: 2021-06-18      Origin: Site

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Heat pipe heat sink of 5000W and soldering process, Winshare thermalloy.

Thermal Solution for 5000W IGBT cooling project.


The design requirements

CASE2:IGBT x 9PCS=5022W;

CASE4:IGBT x 9PCS=5040W;

Fans :700m3/H ，at intake temperature 50℃

Heat sink: Skived fin heat sink with heat pipes

Environment temperature:50℃

The heat sink surface maximum temperature is below 95℃


Design model in Ansys16.0

81


Meshing Num nodes

82


Heat sink temperature distribution

83


Fan speed 

84


Fan pressure

85


The results:

Used the simple model method, the result  will be different from the actual module.

Case 2 heat sink surface temperature is 95.37℃

Case 4 heat sink surface temperature is 95.32℃


Making the sample:

86





heat pipe heat sink
 
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