Analysis of maloperation of generator differential protection caused by transient unbalanced current;

Analysis on a maloperation of earthing crossed differential protection owing to improper transmission line lay mode;

Considering about an accident caused by protection maloperation;

Analysis and countermeasure of misoperation of zero-sequence post-acceleration protection;

Analysis and prevention of transformer differential protection misoperation at out - area fault;

Cause analysis of misoperation of transformer differential relay in 500 kV Beijiao Substation;

Analysis and solution of Y_N/y wiring transformer differential protection malfunction;

Analysis on differential protection malfunction of main transformer in Three Gorges;

Analysis and correcting suggestions for one malfunction of a CSB 21A digital automatic throw-in equipment of emergency power supply;

Analysis of mal-operation of transformer differential protection;

A mal-operation analysis of line current differential protection caused by no-load transformer;

Analysis of mal-operation of ground-distance relaying;

Analysis of false action of No.1 unit turbine oscillation protection and anti-accident measures;

The analysis for false action of high frequency protection and its anti - accident measure;

This paper analyzes the interference field which causes the false action of active electromagnetic fuze in torpedo,and identifies electromagnetic incompatibility inside torpedo and sailing vibration of torpedo as the key sources.