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机构地区:[1]阿城继电器股份有限公司
出 处:《合肥工业大学学报(自然科学版)》1999年第2期100-105,共6页Journal of Hefei University of Technology:Natural Science
摘 要:在发电机与系统出现失步的情况下,利用失步保护装置,能够根据振荡中心的位置,有选择地解列电网中失去同步的部分,使机组和电网安全运行。文章介绍了失步保护判据的构成及发电机失步与构成判据的各阻抗轨迹之间的关系。最后着重介绍了失步保护的整定计算。When out of step occurs in the generator and power system,this protection unit is capable to selectively disconnect the out of step part of the power network according to the center position of the network oscillation,so that the generator and network can work safely.This article introduces the criteria constitution of out of step protection as well as the relationship between the generator and all the impedance tracks.The setting calculation of the out of step protection is made to provide the essential theoretic basis for safe and efficient operation of the large generating unit.
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