Operational since January, its 20MW Carnegie Road scheme features lithium battery and power conversation systems from NEC, designed to support a 90MW offshore wind portfolio. Orsted has acquired US solar developer HelioSage Energy from Duke Energy , according to unnamed sources . The acquisition will expand Orsted 's US renewable energy portfolio , which includes an operational 10 MW solar facility in New Jersey and a 400 MW Permian project in Texas , which is at final investment decision stage . Orsted 's first large - scale energy storage facility opened in the UK in January . The 20 MW installation was built to support 90 MW of offshore wind energy .
Orsted has acquired US solar developer HelioSage Energy from Duke Energy , according to unnamed sources . The acquisition will expand Orsted 's US renewable energy portfolio , which includes an operational 10 MW solar facility in New Jersey and a 400 MW Permian project in Texas , which is at final investment decision stage . Orsted 's first large - scale energy storage facility opened in the UK in January . The 20 MW installation was built to support 90 MW of offshore wind energy .