Consider an ideal reheat-regenerative Rankine cycle whose boiler pressure is at 15 MPaa and a condenser pressure of 10 kPaa. Steam enters the turbine at 550 °C. The first of the two extractions of steam occurs at 6 MPaa and the remainder is reheated until the temperature becomes 500 °C. The second extraction occurs at 1 MPaa and again, the remaining steam is reheated up to 480 °C. If the mass flow rate of the throttled steam is 30 kg/s, determine: the hourly quantities of steam extracted= kg/hr and kg/hr the amount of heat added = BTU/hr the amount of heat rejected = BTU/hr the net work of the cycle = BTU/hr the thermal efficiency of the cycle = %

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Consider an ideal reheat-regenerative Rankine cycle whose boiler pressure is at 15 MPaa and a condenser pressure of 10 kPaa. Steam enters the turbine at
550 °C. The first of the two extractions of steam occurs at 6 MPaa and the remainder is reheated until the temperature becomes 500 °C. The second
extraction occurs at 1 MPaa and again, the remaining steam is reheated up to 480 °C. If the mass flow rate of the throttled steam is 30 kg/s, determine:
the hourly quantities of steam extracted=
kg/hr and
kg/hr
the amount of heat added =
BTU/hr
the amount of heat rejected =
BTU/hr
the net work of the cycle =
BTU/hr
the thermal efficiency of the cycle =
%
Transcribed Image Text:Consider an ideal reheat-regenerative Rankine cycle whose boiler pressure is at 15 MPaa and a condenser pressure of 10 kPaa. Steam enters the turbine at 550 °C. The first of the two extractions of steam occurs at 6 MPaa and the remainder is reheated until the temperature becomes 500 °C. The second extraction occurs at 1 MPaa and again, the remaining steam is reheated up to 480 °C. If the mass flow rate of the throttled steam is 30 kg/s, determine: the hourly quantities of steam extracted= kg/hr and kg/hr the amount of heat added = BTU/hr the amount of heat rejected = BTU/hr the net work of the cycle = BTU/hr the thermal efficiency of the cycle = %
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