Steam is the working fluid in a power plant that operates within a pressure limit of 2MP.. and 3.5 kPa. The superheated temperature is 30 C, compare the efficiency of the following two cycles: 1. Regenerative cycle using open feed water heater operating at pressure where steam becomes saturated vapour. 2. Regenerative cycle using close feed water heater operating at pressure where steam becomes saturated vapour. Draw the TS diagram for each case noting that state 1 is at boiler entrance. Ans. (1) 35.95% and SSC=4.25 kg/kWh. Ans. (2) 36.0% and SSC=4.25 kg/kWh.

Steam is the working fluid in a power plant that operates within a pressure limit of 2MP.. and 3.5 kPa. The superheated temperature is 30 C, compare the efficiency of the following two cycles: 1. Regenerative cycle using open feed water heater operating at pressure where steam becomes saturated vapour. 2. Regenerative cycle using close feed water heater operating at pressure where steam becomes saturated vapour. Draw the TS diagram for each case noting that state 1 is at boiler entrance. Ans. (1) 35.95% and SSC=4.25 kg/kWh. Ans. (2) 36.0% and SSC=4.25 kg/kWh.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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