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wen yu da
Author(s): 
Pages: 46-47
Year: Issue:  6
Journal: S&M Electric Machines

Keyword:  三相异步电动机电动机经济运行运行效率额定功率经济负载率强制性国家标准无功功率输出功率有功损耗电机;
Abstract: <正> 问:三相异步电动机经济运行有哪些要求? 答:国家标准GB12497《三相异步电动机经济运行》,经国家技术监督局批准为强制性国家标准,于1991年6月1日实施。标准对三相异步电动机经济运行给出的定义是:电动机在满足被拖动机械运行要求
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