{"id":404044,"date":"2025-01-08T04:06:56","date_gmt":"2025-01-08T04:06:56","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ev-mcu-thermal-simulation\/"},"modified":"2025-01-08T04:06:56","modified_gmt":"2025-01-08T04:06:56","slug":"ev-mcu-thermal-simulation","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ev-mcu-thermal-simulation\/","title":{"rendered":"EV MCU thermal simulation"},"content":{"rendered":"<p>&lt;p&gt;Hi, in my controller, there are 42 MOSFETS. I am getting ECAD and IDF file electronics team and importing those into icepak. Loss value also provided from PSim by electronics team.The switch has high switching frequency, so loss is transient based on the pwm frequency. But I am using average value of heat loss in one cycle. Is that approach is right?&lt;\/p&gt;&lt;p&gt;And another one I have done one steady state simulation to validate my lab experiment result. But when copy pasted the same model for transient analysis I got following error&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/08-01-2025-1736309175-mceclip0.png\" \/>&lt;\/p&gt;&lt;p&gt;Please give suggestion to sort out this. It will be very helpful for validation.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-404044","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi, in my controller, there are 42 MOSFETS. I am getting ECAD and IDF file electronics team and importing those into icepak. Loss value also provided from PSim by electronics team.The switch has high switching frequency, so loss is transient based on the pwm frequency. But I am using average value of heat loss in\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/ev-mcu-thermal-simulation\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"EV MCU thermal simulation | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi, in my controller, there are 42 MOSFETS. I am getting ECAD and IDF file electronics team and importing those into icepak. Loss value also provided from PSim by electronics team.The switch has high switching frequency, so loss is transient based on the pwm frequency. 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I am getting ECAD and IDF file electronics team and importing those into icepak. Loss value also provided from PSim by electronics team.The switch has high switching frequency, so loss is transient based on the pwm frequency. 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