Content and references Cooling of power electronics . 3 Why is cooling needed in power Electronics? 3 Why liquid cooling? 3 Liquid cooling – indirect vs. direct cooling 4 The ShowerPower® concept 4 ShowerPower® thermal performance Simulations Measurements Design considerations Corrosion issues Water tightness Material choices Setting up the test Laboratory equipment needed Connecting the bathtub to the coolant supply Assembly of the power module on the bathtub Connecting the power module 6 6 7 8 8 9 9 10 10 10 11 11 References 1. K. Olesen et al., ”ShowerPower® New Cooling Concept”, PCIM Conference Proceedings 2004, Nuremberg. 2. F. Osterwald et al., “Innovative Kühltechnologie für Leistungsmodule”, ‘ Bauelemente der Leistungselektronik und ihre Anwendungen, 10.-11. Oktober 2006, Bad Nauheim. 3. R. Bredtmann et al., “”Power under the hood” Increasing power density of inverters with a novel 3D-approach”, APE, March 25-26 2009, Paris. 4. K. Olesen et al. “Designing for reliability, liquid cooled power stack for the wind industry”, EWEC Conference Proceedings 2012. 5. COG “O-ring basics”. http://www.cog.de/en/o-rings-products/o-ring-basics.html 2 DKSP.PB.301.A3.02
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