Heat Dissipation Design and Analysis of Large Power Inverters for Electric Drive Off-Road Mine Truck

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The environment of humidity and high temperature in underground metal mines is not conducive to the heat transfer of converter on electric drive mining truck, and the drive efficiency and lifetime of the equipment are lowered. The article calculated equivalent thermal resistance of radiator, analyzed main factors affecting thermal efficiency. Finite element software was applied to simulate the radiator temperature field of different inlet directions, and then determined fixing angle of air blower which had best cooling effect.

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142-146

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April 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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