The evolution of {HEAD ~ the waste heat boiler portion} of the cycle on {TAIL ~ the enthalpy entropy diagram} of FIG 2 may be described as follows 
The evolution of { HEAD ~ the waste heat boiler portion } of the cycle on { TAIL ~ the enthalpy entropy diagram } of FIG 2 may be described as follows
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH