Answer / m.sindhu pandi

BOILER EFFICIENCY:Ratio between heat output and heat input,
it's called boiler efficiency.



FORMULA FOR BOILER
EFFICIENCY:
Q*(H-h)/q*GCV

Q : Quantity of steam (kg/hr)
q : quantity of coal consumption(kg/hr)
H : Enthalpy of steam(Kcal/hr)
h : Enthalpy of fead water(Kcal/hr)
GCV : Gross calorific value of coal

Answer / devinder singh

BOILER EFFICIENCY:Ratio between heat output and heat input,
it's called boiler efficiency.



FORMULA FOR BOILER
EFFICIENCY: Called Direct Method
Q*(H-h)/q*GCV

In direct Method
100-Losses = Actual efficiency

Q : Quantity of steam (kg/hr)
q : quantity of coal consumption(kg/hr)
H : Enthalpy of steam(Kcal/hr)
h : Enthalpy of fead water(Kcal/hr)
GCV : Gross calorific value of coal

Answer / powerplantguruji

FORMULA FOR BOILER
EFFICIENCY: Called Direct Method
Q*(H-h)/q*GCV

In direct Method
100-Losses = Actual efficiency

Q : Quantity of steam (kg/hr)
q : quantity of coal consumption(kg/hr)
H : Enthalpy of steam(Kcal/hr)
h : Enthalpy of fead water(Kcal/hr)
GCV : Gross calorific value of coal
For more information please visit - www.powerplantguruji.in

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