AC electrical dynamometer is a key equipment of engine power-test system, whose load is mainly regulated by the excitation control system of electrical dynamometer.
交流电力测功机是发动机测功系统的重要设备，励磁控制系统是测功系统负载调节的主要控制装置。
This article also developed electrical load and EMC design of OBD system electronic control unit.
本文还对OBD系统电控单元进行了电气负荷与电磁兼容性设计与试验评估。
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