采样数据异常可能会导致微机保护的不正确动作，需要采取恰当的应对措施。
Unusual sampling data will cause incorrect action of microprocessor-based protection, which needs some reasonable countermeasures.
本文作者在变压器精确模型的建立及其应用于变压器差动保护不正确动作机理分析做了一定的探讨研究。
Basing on a more precise model of transformer the author of this dissertation has done some researches on the machinery of the incorrect operation of differential protection for transformer.
对继电保护系统进行可靠性评估，能及时发现继电保护装置的隐患，避免电网发生故障时因保护装置不正确动作引起事故的扩大。
The reliability assessment to relay protection system can discover the hidden failures of relay protection device, to avoid the expansion of accident due to the incorrect action of relay protection.
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