Steam is supplied to a two-stage turbine at 48 bar and 400 °C. It expands in the first turbine until it is just dry saturated, then it is re-heated to 400 °C and expanded through the second-stage turbine. The condenser pressure is 0.04 bar. High-P turbine Low-P turbine Reheater Boiler P-Ps-Prsheat Condenser

Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter28: Special Refrigeration Applications
Section: Chapter Questions
Problem 15RQ: Why is two-stage compression popular for extra-low-temperature refrigeration systems?
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What is the pressure in bar at state 5
Steam is supplied to a two-stage turbine at 48 bar and 400 °c. It expands in the first
turbine until it is just dry saturated, then it is re-heated to 400 °C and expanded
through
the second-stage turbine. The condenser pressure is 0.04 bar.
High-P
turbine
Low-P
turbine
Reheater
Boiler
P=Ps=Prcheat
Condenser
Transcribed Image Text:Steam is supplied to a two-stage turbine at 48 bar and 400 °c. It expands in the first turbine until it is just dry saturated, then it is re-heated to 400 °C and expanded through the second-stage turbine. The condenser pressure is 0.04 bar. High-P turbine Low-P turbine Reheater Boiler P=Ps=Prcheat Condenser
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