碳化硅控制器用高效散热器开发与验证

Development and Verification of High Efficiency Radiator for Silicon Carbide Controller

针对碳化硅控制器高效散热的需求开发了一款碳化硅控制器用高效散热器。介绍了该高效散热器的结构和工艺设计方案,应用该散热器开发了一款碳化硅控制器,并通过有限元热仿真研究了该散热器在碳化硅控制器中的散热效果。最后制造碳化硅控制器样机进行台架测试,结果表明开发的高效散热器具有良好的散热效果,可满足碳化硅控制器的散热需求,对于电机控制器高效散热具有较重要的工程应用价值。

A high efficiency heat sink for siliconcarbide controllers has been developed to meet the need of efficient heat dissipation by silicon carbide controllers.The structure and technological design of the high efficiency radiator are introduced.A silicon carbide controller is developed with the radiator.The thermal performance of the radiator in the silicon carbide controller is studied by finite element thermal simulation.Finally,a prototype silicon carbide controller is manufactured for bench test.The results show that the developed high efficiency radiator has good heat dissipation effect,can meet the heat dissipation requirements of the silicon carbide controller,and has important application value for the high efficiency heat dissipation of the motor controller.