Gaoya dianqi, 1986 一、概述 最近大容量的电力用断路器发展迅速,由于灭弧断口的改进,现在已制成300kV50kA的单断口断路器,550kV断路器也减为由两个断口构成。为了试验这种断路器的短路开断性能,便要采用1953年AEG公司威尔和道布克两人发表的合成短路等价试验法。由于大容量发电机和变压器的造价贵 ...
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