【摘要】 通过对安徽电网变压器保护动作情况的统计分析结果 ,总结归纳出变压器保护易发生误动的保护类型及造成误动的原因 ,并结合实际介绍了防误动的一些措施 ,以及今后为了更好提高变压器保护正确率 ,提出应选用微机变压器保护的建议。更多还原

【Abstract】 Through the statistical analyse of the actions of transformer’s relay in Anhui Power Grid, the protection type and cause of the frequently malfunctioned relay are summarized and the measure for prevention of malfunction is suggested. The analysis also concludes that use of microprocessed relay for transformer will minimize the malfunction of relay.更多还原