What is the equivalent evaporation of the boiler?Determine the specific heat capacity of the delivered steam 5specific enthalpy supplied by the super-heater;502boiler efficiency when 5450kg of steam is delivered perhour and 791kg of coal is used per hour with a heat valueof 29.5MJ/kg; m 2T=400T=450P=0.05SOLUTIOThe economiser of a steam boiler receives its feed water at 34.6°Cand supplies the evaporator at a temperature of 60.1°C. The wateris then heated at a constant pressure of 600kPa and delivered witha dryness fraction of 0.73. The super-heater dries and superheats thesteam to a specific volume of 0.394m³/kg. Determine the:

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Answered: 5 specific enthalpy supplied by the…

5 specific enthalpy supplied by the super-heater; bilibsga boiler efficiency when 5450kg of steam is delivered per hour and 791kg of coal is used per hour with a heat value of 29.5MJ/kg;"

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

Chapter47: High-pressure, Low-pressure, And Absorption Chilled-water Systems

Section: Chapter Questions

Problem 13RQ: The subcooling temperature in a condenser can be measured by taking the difference between the A....

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What is the equivalent evaporation of the boiler? Determine the specific heat capacity of the delivered steam

5
specific enthalpy supplied by the super-heater;
502
boiler efficiency when 5450kg of steam is delivered per
hour and 791kg of coal is used per hour with a heat value
of 29.5MJ/kg; m

2
T=400
T=450
P=0.05
SOLUTIO
The economiser of a steam boiler receives its feed water at 34.6°C
and supplies the evaporator at a temperature of 60.1°C. The water
is then heated at a constant pressure of 600kPa and delivered with
a dryness fraction of 0.73. The super-heater dries and superheats the
steam to a specific volume of 0.394m³/kg. Determine the:

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