Hawaii Hawaii to Retool with Solar, Smart Grid and Energy Storage September 7, 2014 aloha Hawaii to Retool with Solar, Smart Grid and Energy Stora… Hawaiian Electric’s 2030 plan sets a 65% renewable energy target, including nearly tripling solar PV and cutting customers’ electricity bills by 20%. View on www.triplepundit.com Preview by Yahoo Hawaii to Retool with Solar, Smart Grid and Energy Storage