According to plenty of testing research and investigation,this article explains the potential relationship between recommended minimum value of insulation resistance and insulation breakdown of HV electric machine at present.
根据大量试验研究和调查研究结果 ,阐明我国现行高压电机绝缘电阻最低要求值与绝缘击穿故障的潜在关系 ,分析最低要求值及计算公式存在的问题 ,并结合我国电机绝缘现状和运行管理情况 ,提出有利于延长电机绝缘寿命 ,切实可行的建议。
The authors put forward a new method calculating service level of network in average speed of network,and profoundly discussed principles,methods,two kinds of incorrect tendencies and psychological control factors of tripers determining minimum acceptable service level of network in which city planners and administrators of city develepment are interested most.
分析了市区路网物理、运行、管理特性,提出了用网络平均速度来确定路网服务水平的一种新方法,并对交通规划师和城市发展管理者最感兴趣的城市路网最低可接受服务水平、确定原则、方法、注意问题和出行者心理控制因素进行了较深入的探讨。
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