p c nayak


{ City } tata nagar
< Country > india
* Profession * power engineer
User No # 124845
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Question { BSNL, 23483 }

What are the different protection systems takes place on
control panel board?


Answer

Interlocks:
Are the programmed or hardwired control systems to protect systems and improve the operation reliability.

Protections:
Are the programmed or hardwired control systems to protect the equipments, man power and systems from failure/harm.
To read more click here...
https://www.powerplantguruji.in/2020/11/interlock-permissive-protection-thermal-power-plant.html

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Question { 12683 }

what is the defenation of efficiency in the high pressor
boiler? what is the formila of efficiency in the high
pressor boiler?


Answer

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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