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High-Temperature Superconducting Cable Demonstration Project

This demonstrates the long-term operability and reliability when combined with superconducting cables.

This project aims to develop a new type of cooling system to achieve higher reliability and efficiency, and to demonstrate the long-term operability and reliability when combined with the previously developed superconducting cables. 【Project Overview】 ■ Demonstration Location: Tokyo Electric Power Company Power Grid Corporation, Kanagawa Tsurumi Branch, Asahi Substation ■ Research Period: Fiscal Year 2016 to 2018 ■ Specifications - Superconducting Cable (Three-Core Integrated Type) Voltage: 66kV, Capacity: 200MVA, Length: 240m (same as previous) - Cooling System (Brayton Cycle Type) Capacity: 5kW, COP: 0.1 ■ Structure - Tokyo Electric Power Company Holdings, Inc.: System analysis, actual system operation - Sumitomo Electric Industries, Ltd.: Superconducting cable development and operation - Maekawa Manufacturing Co., Ltd.: Development and operation of Brayton refrigeration units and cooling systems - NEDO: Development management, funding* * This project is a subsidized project by the New Energy and Industrial Technology Development Organization (NEDO). * For more details, please refer to the PDF materials or feel free to contact us.