关于继电保护开关电源的电容器使用寿命探讨

About Relay Switching Power Supply Capacitors to Explore Life

在继电保护装置运行管理规程中规定,继电保护装置的使用年限为12年。在电力反事故措施中规定,微机保护开关电源的使用年限为6-8年,使用8年后必须更换。开关电源的使用寿命主要受电容使用寿命的影响。研究、分析了开关电源使用寿命的影响因素和延长方法。

The protection device operation management procedures specified in, the age protection devices for 12 years. In the anti-accident measures stipulated in electricity, computer protection switching power supply life span of 6-8 years and must be replaced after eight years of use. The life of the switching power supply is mainly affected by the capacitor life. Research, analysis of the factors affecting the switching power supply and extend the life of the method.