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HD Renewable Energy's 50MW Storage Project in Hokkaido Completes Grid Connection - Set for Commercial Operation by Year-End to Enter Japanese Power Market
Taiwan-based smart energy company HD Renewable Energy (HDRE, TWSE: 6873) announced that the large-scale energy storage facility "Helios" (50MW/104MWh), jointly developed with alternative investment manager Brawn Capital in Sapporo, Hokkaido, has successfully completed grid connection to the 66kV transmission network of Hokkaido Electric Power at the end of July. The project has now entered the final stage of hot commissioning ahead of commercial operation, which remains on track for the end of 2
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[{"type":"text","content":"TAIPEI, Aug. 19, 2025 /PRNewswire/ -- Taiwan-based smart energy company HD Renewable Energy (HDRE, TWSE: 6873) announced that the large-scale energy storage facility "Helios" (50MW/104MWh), jointly developed with alternative investment manager Brawn Capital in Sapporo, Hokkaido, has successfully completed grid connection to the 66kV transmission network of Hokkaido Electric Power at the end of July. The project has now entered the final stage of hot commissioning ahead of commercial operation, which remains on track for the end of 2025. HDRE has invested approximately JPY 5.9 billion into the project, marking a significant milestone in its Japanese energy storage expansion.","length":692,"tagName":"p"},{"type":"image","alt":"Helios BESS (50MW/104MWh) in Sapporo, Hokkaido, jointly developed by HD Renewable Energy and Brawn Capital","displaySize":"","headline":null,"caption":"Helios BESS (50MW/104MWh) in Sapporo, Hokkaido, jointly developed by HD Renewable Energy and Brawn Capital","className":"","disableSlideshowImg":false,"size":{"original":{"width":400,"height":267,"url":"https://media.zenfs.com/en/prnewswire.com/07490b6c5845a8ef2fbf124bdd91ef04"},"resized":{"url":"https://s.yimg.com/ny/api/res/1.2/crIA.isD43HKmJnGvItoOw--/YXBwaWQ9aGlnaGxhbmRlcjt3PTcwNTtoPTQ3MTtjZj13ZWJw/https://media.zenfs.com/en/prnewswire.com/07490b6c5845a8ef2fbf124bdd91ef04","width":400,"height":267}},"href":"https://mma.prnewswire.com/media/2752213/HD_Renewable_Energy.html","hrefExternal":true,"rel":"nofollow"},{"type":"text","content":"Designed to enhance grid flexibility and support renewable energy integration, the Helios project will contribute to system stability and peak load management. Once operational, the energy storage assets will be managed by Star Trade, HDRE's subsidiary specializing in electricity retail and energy storage integration. Leveraging Star Trade's AI-powered trading and asset optimization platform, the project will participate in Japan's capacity market, spot market, and balancing markets. Its dual revenue model— "tolling" plus "merchant"—aims to combine steady cash flow with additional market-driven returns.","length":642,"tagName":"p"},{"type":"text","content":"Jason Chou, Chairman of Star Trade and General Manager of HD Renewable Energy, said, "Japan is one of our most important i...
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