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Consider the ideal cogeneration plant shown below, where there is no heat loss o

ID: 1862884 • Letter: C

Question

Consider the ideal cogeneration plant shown below, where there is no heat loss or pressure drops in the piping, the turbine and pumps are isentropic, and heat loss in the expansion valve and process heater can be neglected.


a)sketch the T vs. s cycle/diagram for this ideal cogeneration plant (including the T vs. s bell-curve for water/steam and the exact values of T & s at each stage).


b)sketch the P vs. v cycle/diagram for this plant (including the P vs. v bell-curve for water/steam and the exact values of P & v at each stage).


c)what is ?? at stages 4, 5, 6, 7, & 8?


d)how much heat input (to the boiler) is needed in 10 seconds?


e)what is the net rate of work output? (I suggest you first make a table of s, P, h, v, T, ?? , & x for each stage of the cycle. You will need to use tables A4, A5, A6, & A7 in the appendix.)

Consider the ideal cogeneration plant shown below, where there is no heat loss or pressure drops in the piping, the turbine and pumps are isentropic, and heat loss in the expansion valve and process heater can be neglected. sketch the T vs. s cycle/diagram for this ideal cogeneration plant (including the T vs. s bell-curve for water/steam and the exact values of T & s at each stage). sketch the P vs. v cycle/diagram for this plant (including the P vs. v bell-curve for water/steam and the exact values of P & v at each stage). what is ?? at stages 4, 5, 6, 7, & 8? how much heat input (to the boiler) is needed in 10 seconds? what is the net rate of work output? (I suggest you first make a table of s, P, h, v, T, ?? , & x for each stage of the cycle. You will need to use tables A4, A5, A6, & A7 in the appendix.)

Explanation / Answer

what about p vs S curve?