Indian power producer Torrent Power is keen on buying a 1.1-GW portfolio of wind and solar projects from compatriot ReNew Energy Global Plc (NASDAQ:RNW), the <a href="https://www.livemint.com/companies/news/torrent-power-in-talks-with-renew-to-buy-1-1gw-clean-energy-capacity-11672597619027.html" target="_blank">Mint reported</a> last week.