On August 6th 1988, in Guiyang Power System, a line fault was extended to a cascade shutdown accident because of the mal-operation of a busbar differential protection.
1988年8月6日，由于母线差动保护误动作使线路故障扩大，造成了贵阳电网瓦解的大面积停电事故。
The reliability of busbar protection has influenced the safe and stable operation of electric power system.
母线保护装置的可靠性关系到电力系统的安全、稳定运行。
A unified power flow controller (UPFC) regulates the amount of active power and reactive power along the transmission line as well as the level of voltage of shunt busbar where the UPFC is installed.
统一潮流控制器(UPFC)的主要控制功能是潮流控制和电压控制，控制的水平由控制器的设定参考值决定。
Purpose:Using for enterprises that use electric connection of power supply enterproses, busbar for switch cabinet and electrician.
用途：适用于供电部门导电线路，开关柜及电工用铝母线的部门。
Taking a power system with double busbar scheme for example, the procedures of searching the associated area of protective IED are illustrated.
以双母线结构的电网为例说明了保护IED关联域的搜索步骤。
Taking a power system with double busbar scheme for example, the procedures of searching the associated area of protective IED are illustrated.
以双母线结构的电网为例说明了保护IED关联域的搜索步骤。
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