PROBLEM TO BE SOLVED: To surely back up centralized management. ;SOLUTION: Operation management centers 2A to 2C store operation management information. When a fault of, for example, the operation management center 2B is detected, a central power feed command center 1 informs the operation management centers 2A, 2B, and 2C of fault information through a transmission line D01. The normal operation management center 2A and operation management center 2C switches the operation management information and performs operation management so that a substitute operation management center acts as the faulty operation management center 2B by using predetermined condition data.;COPYRIGHT: (C)2001,JPO
展开▼