Figure 6. Indicative power and steam outputs frorr) GE design heavy duty gas turbines with unfired single-pressure boilers STEAM ... and this is regarded by many plant desiginers as desirable from the point of view of reliability, maintenance and cost of auxiliary power. Steam Generation , A dual pressure CHP scheme is illustrated is Figure 7 for a Frame 6 gas turbine. ... The compressor inlet guide vanes are modulated to reduce air flow so increasing temperature in the, exhaust aboveanbsp;...