The turbine can both push a generator (put together cycle method) or merely make use of the steam in system applications (cogeneration or put together heat and power (CHP)). HRSGs may have both an individual steam drum (as revealed during the animation down below) or several steam drums and pressures. https://cesaraswnb.blog2freedom.com/30922427/the-greatest-guide-to-hydrocarbon-heat-pumps