Carlos Koeneke Mitsubishi Hitachi Power System American USA efficiency combined cycle power generation equipment IGCC can achieve higher overall net plant efficiency than pulverised coal fired steam(Rankne cycle)plants IGCC offers substantlal Improvement in plant efficiency though the use of state-of-the-art gas turbines with a tube inlet temperatures(TIT)of 1400°C(2552°F)to 1500°C(2732°F).IGCC has further potential for near-future improvements with gas turbines featuring 1600°C(2912°F)TIT.The MHPSJ fleet has operated at this temperature level since 2011 and has accumulated more than 650000 actual operating hours.The next generation