TEPCO has accomplished stable and reliable power system to achieve high quality
power supply. To realize the well-balance performance, TEPCO improves protection
performance, develops various protection systems and uses appropriate controller
etc.
Transmission Network
Electric Energy Storage
Planning
Improvement in System Performance
Distribution Systems
Protection Scheme (System Operation)
Appropriate System Voltage Control
Various kinds of voltage control devices, such as transformer tap changers,
shunt capacitors/reactors, SVCs, synchronous generators and basic generators,
as well as the voltage controllers like VQC and PSVR, are used for maintaining
voltage stability in TEPCO. TEPCO has the firm strategies and a wealth of
experiences regarding system voltage control.
