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;"

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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Question

100%

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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