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Corporate Information

  1. Corporate Overview
  2. Investor Relations
  3. ESG
  4. International Activities
  5. Procurement
  6. Overseas Consultancy Services
  7. R&D
  8. Open Innovation

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

Planning

System Planning (Bulk Power System) System Planning (Regional Power System) Optimum System Interconnection
System Interconnection Facilities are transmission facilities interconnecting two independent power systems

1. Purposes
  • Reduction in reserved capacity
  • Urgent Exchange
  • Economical Exchange

2. Contents of Studies
  • Interconnection method in consideration of individual situations
  • Change of system characteristics by interconnections
  • Construction Cost

3. Points of Concerns to study Interconnections
  • Decrease in whole system stability (Wedge System)
  • Unexpected Loop Flow (Looped System, Meshed System)
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