** India's Nifty Energy index .NIFTYENR up 2%, top gainer among 16 major sectors and set to rise for third straight session
** Index trading higher despite broader market weakness as oil prices soar amid Mideast crisis; benchmark Nifty 50 .NSEI down 0.57%
** Index heavyweight Reliance Industries RELI.NS up ~1%
** Early summer coupled with disruption in crude oil and gas supply is likely to lead to increase in grid power demand and this is acting as a tailwind for entire power sector - Sunny Agrawal, head of fundamental equity research at SBICAPS Securities
** Coal India COAL.NS, which accounts for about three-quarters of India's coal output, is up 4% on expected demand surge amid Mideast turmoil
** Adani Total Gas ADAG.NS and JSW Energy JSWE.NS are the top pct gainers on the energy index
** YTD, NIFTYENR up ~4%, Nifty 50 down ~9%
(Reporting by Anuran Sadhu in Bengaluru)
((Anuran.Sadhu@thomsonreuters.com; +91 8697274436;))