A Carnot Heat Engine receives 500 kJ of heat from a source of unknown temperature and rejects 200 kJ of it to a sink at 17⁰C. Determine a) the temperature of the source and b) the thermal efficiency of the heat engine 2.A refrigerator is required to remove heat from a cooled space at a rate of 150 kJ/min to maintain its temperature at -5⁰C. If the ambient air surrounding the refrigerator is at 25⁰C, determine the minimum power input required for this refrigerator.
A Carnot Heat Engine receives 500 kJ of heat from a source of unknown temperature and rejects 200 kJ of it to a sink at 17⁰C. Determine a) the temperature of the source and b) the thermal efficiency of the heat engine 2.A refrigerator is required to remove heat from a cooled space at a rate of 150 kJ/min to maintain its temperature at -5⁰C. If the ambient air surrounding the refrigerator is at 25⁰C, determine the minimum power input required for this refrigerator.
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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1. A Carnot Heat Engine receives 500 kJ of heat from a source of unknown temperature and rejects 200 kJ of it to a sink at 17⁰C.
Determine a) the temperature of the source and b) the thermal efficiency of the heat engine
2.A refrigerator is required to remove heat from a cooled space at a rate of 150 kJ/min to maintain its temperature at -5⁰C. If the ambient air surrounding the refrigerator is at 25⁰C, determine the minimum power input required for this refrigerator.
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