The turbine can possibly push a generator (put together cycle method) or maybe make use of the steam in procedure programs (cogeneration or put together heat and electrical power (CHP)). HRSGs might have both just one steam drum (as revealed inside the animation beneath) or multiple steam drums and pressures. https://waste-heat-recovery45677.theideasblog.com/31660378/indicators-on-waste-heat-recovery-you-should-know