Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency Solution

STEP 0: Pre-Calculation Summary
Formula Used
Overall Efficiency = Boiler Efficiency*Cycle Efficiency*Turbine Efficiency*Generator Efficiency*Auxiliary Efficiency
ηo = ηB*ηC*ηT*ηG*ηAux
This formula uses 6 Variables
Variables Used
Overall Efficiency - Overall Efficiency is defined as the ratio of overall net work output to the input.
Boiler Efficiency - Boiler efficiency is the percentage of the total absorption heating value of outlet steam in the total supply heating value.
Cycle Efficiency - Cycle Efficiency is a ratio that measures the effectiveness and productivity of the production process by comparing the value added time with the total production time.
Turbine Efficiency - Turbine Efficiency is the ratio of actual work output of the turbine to the net input energy supplied in the form of fuel.
Generator Efficiency - Generator Efficiency is determined by the power of the load circuit and the total watts produced by the generator.
Auxiliary Efficiency - Auxiliary Efficiency are defined as an aid to electrical system efficiency.
STEP 1: Convert Input(s) to Base Unit
Boiler Efficiency: 0.68 --> No Conversion Required
Cycle Efficiency: 0.54 --> No Conversion Required
Turbine Efficiency: 0.75 --> No Conversion Required
Generator Efficiency: 0.65 --> No Conversion Required
Auxiliary Efficiency: 0.8 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
ηo = ηBCTGAux --> 0.68*0.54*0.75*0.65*0.8
Evaluating ... ...
ηo = 0.143208
STEP 3: Convert Result to Output's Unit
0.143208 --> No Conversion Required
FINAL ANSWER
0.143208 <-- Overall Efficiency
(Calculation completed in 00.004 seconds)

Credits

Created by Anirudh Singh
National Institute of Technology (NIT), Jamshedpur
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23 Application of Thermodynamics to Flow Processes Calculators

Isentropic Work Done Rate for Adiabatic Compression Process using Gamma
Go Shaft Work (Isentropic) = [R]*(Temperature of Surface 1/((Heat Capacity Ratio-1)/Heat Capacity Ratio))*((Pressure 2/Pressure 1)^((Heat Capacity Ratio-1)/Heat Capacity Ratio)-1)
Volume Expansivity for Pumps using Entropy
Go Volume Expansivity = ((Specific Heat Capacity at Constant Pressure per K*ln(Temperature of Surface 2/Temperature of Surface 1))-Change in Entropy)/(Volume*Difference in Pressure)
Enthalpy for Pumps using Volume Expansivity for Pump
Go Change in Enthalpy = (Specific Heat Capacity at Constant Pressure per K*Overall Difference in Temperature)+(Specific Volume*(1-(Volume Expansivity*Temperature of Liquid))*Difference in Pressure)
Volume Expansivity for Pumps using Enthalpy
Go Volume Expansivity = ((((Specific Heat Capacity at Constant Pressure*Overall Difference in Temperature)-Change in Enthalpy)/(Volume*Difference in Pressure))+1)/Temperature of Liquid
Entropy for Pumps using Volume Expansivity for Pump
Go Change in Entropy = (Specific Heat Capacity*ln(Temperature of Surface 2/Temperature of Surface 1))-(Volume Expansivity*Volume*Difference in Pressure)
Isentropic Work done rate for Adiabatic Compression Process using Cp
Go Shaft Work (Isentropic) = Specific Heat Capacity*Temperature of Surface 1*((Pressure 2/Pressure 1)^([R]/Specific Heat Capacity)-1)
Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency
Go Overall Efficiency = Boiler Efficiency*Cycle Efficiency*Turbine Efficiency*Generator Efficiency*Auxiliary Efficiency
Shaft Power
Go Shaft Power = 2*pi*Revolutions per Second*Torque Exerted on Wheel
Isentropic Change in Enthalpy using Compressor Efficiency and Actual Change in Enthalpy
Go Change in Enthalpy (Isentropic) = Compressor Efficiency*Change in Enthalpy
Compressor Efficiency using Actual and Isentropic Change in Enthalpy
Go Compressor Efficiency = Change in Enthalpy (Isentropic)/Change in Enthalpy
Actual Enthalpy Change using Isentropic Compression Efficieny
Go Change in Enthalpy = Change in Enthalpy (Isentropic)/Compressor Efficiency
Isentropic Change in Enthalpy using Turbine Efficiency and Actual Change in Enthalpy
Go Change in Enthalpy (Isentropic) = Change in Enthalpy/Turbine Efficiency
Actual Change in Enthalpy using Turbine Efficiency and Isentropic Change in Enthalpy
Go Change in Enthalpy = Turbine Efficiency*Change in Enthalpy (Isentropic)
Actual Work done using Compressor Efficiency and Isentropic Shaft Work
Go Actual Shaft Work = Shaft Work (Isentropic)/Compressor Efficiency
Isentropic Work Done using Compressor Efficiency and Actual Shaft Work
Go Shaft Work (Isentropic) = Compressor Efficiency*Actual Shaft Work
Compressor Efficiency using Actual and Isentropic Shaft Work
Go Compressor Efficiency = Shaft Work (Isentropic)/Actual Shaft Work
Actual Work Done using Turbine Efficiency and Isentropic Shaft Work
Go Actual Shaft Work = Turbine Efficiency*Shaft Work (Isentropic)
Isentropic Work Done using Turbine Efficiency and Actual Shaft Work
Go Shaft Work (Isentropic) = Actual Shaft Work/Turbine Efficiency
Turbine Efficiency using Actual and Isentropic Shaft Work
Go Turbine Efficiency = Actual Shaft Work/Shaft Work (Isentropic)
Nozzle Efficiency
Go Nozzle Efficiency = Change in Kinetic Energy/Kinetic Energy
Mass Flow Rate of Stream in Turbine (Expanders)
Go Mass Flow Rate = Work Done Rate/Change in Enthalpy
Change in Enthalpy in Turbine (Expanders)
Go Change in Enthalpy = Work Done Rate/Mass Flow Rate
Work Done Rate by Turbine (Expanders)
Go Work Done Rate = Change in Enthalpy*Mass Flow Rate

17 Thermal Efficiency Calculators

Diesel Efficiency
Go Diesel Efficiency = 1-1/(Compression Ratio^Gamma-1)*(Cutoff Ratio^Gamma-1/(Gamma*(Cutoff Ratio-1)))
Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency
Go Overall Efficiency = Boiler Efficiency*Cycle Efficiency*Turbine Efficiency*Generator Efficiency*Auxiliary Efficiency
Volumetric Efficiency given Compression and Pressure Ratio
Go Volumetric Efficiency = 1+Compression Ratio+Compression Ratio* Pressure Ratio^(1/Gamma)
Thermal Efficiency of Carnot Engine
Go Thermal Efficiency of Carnot Engine = 1-Absolute Temperature of Cold Reservoir/Absolute Temperature of Hot Reservoir
Brayton Cycle Efficiency
Go Thermal Efficiency of Brayton Cycle = 1-1/(Pressure Ratio^((Gamma-1)/Gamma))
Thermal Efficiency given Mechanical Energy
Go Thermal Efficiency given Mechanical energy = Mechanical Energy/Thermal Energy
Thermal Efficiency given Waste Energy
Go Thermal efficiency given Waste energy = 1-Waste Heat/Thermal Energy
Carnot Cycle Efficiency of Heat Engine using Temperature of Source and Sink
Go Carnot Cycle Efficiency = 1-Initial Temperature/Final Temperature
Nozzle Efficiency
Go Nozzle Efficiency = Change in Kinetic Energy/Kinetic Energy
Indicated Thermal Efficiency
Go Indicated Thermal Efficiency = Brake Power/Heat Energy
Thermal Efficiency of Heat Engine
Go Thermal Efficiency of Heat Engine = Work/Heat Energy
Cooled Compressor Efficiency
Go Cooled Compressor Efficiency = Kinetic Energy/Work
Brake Thermal Efficiency
Go Brake Thermal Efficiency = Brake Power/Heat Energy
Otto Cycle Efficiency
Go OTE = 1-Initial Temperature/Final Temperature
Compressor Efficiency
Go Compressor Efficiency = Kinetic Energy/Work
Turbine Efficiency
Go Turbine Efficiency = Work/Kinetic Energy
Ranking Cycle Efficiency
Go Ranking Cycle = 1-Heat Ratio

Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency Formula

Overall Efficiency = Boiler Efficiency*Cycle Efficiency*Turbine Efficiency*Generator Efficiency*Auxiliary Efficiency
ηo = ηB*ηC*ηT*ηG*ηAux

What is the Overall efficiency in a process?

Overall efficiency in the process is product of all efficiencies involved in the process such as generator ,auxiliary , turbine etc.

What is a Boiler?

“Boiler is a closed vessel in which water or other liquid is heated, steam or vapor is generated, steam is super-heated, or any combination thereof, under pressure or vacuum, for use external to itself, by the direct application of energy from the combustion of fuels, from electricity or nuclear energy. “ Corrosion is one of the major contributors to boiler failures and it is important to prevent it, continuously monitor and apply effective control techniques.

How to Calculate Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency?

Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency calculator uses Overall Efficiency = Boiler Efficiency*Cycle Efficiency*Turbine Efficiency*Generator Efficiency*Auxiliary Efficiency to calculate the Overall Efficiency, Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency is a product of all efficiencies involved in the process. Overall Efficiency is denoted by ηo symbol.

How to calculate Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency using this online calculator? To use this online calculator for Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency, enter Boiler Efficiency B), Cycle Efficiency C), Turbine Efficiency T), Generator Efficiency G) & Auxiliary Efficiency Aux) and hit the calculate button. Here is how the Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency calculation can be explained with given input values -> 0.143208 = 0.68*0.54*0.75*0.65*0.8.

FAQ

What is Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency?
Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency is a product of all efficiencies involved in the process and is represented as ηo = ηBCTGAux or Overall Efficiency = Boiler Efficiency*Cycle Efficiency*Turbine Efficiency*Generator Efficiency*Auxiliary Efficiency. Boiler efficiency is the percentage of the total absorption heating value of outlet steam in the total supply heating value, Cycle Efficiency is a ratio that measures the effectiveness and productivity of the production process by comparing the value added time with the total production time, Turbine Efficiency is the ratio of actual work output of the turbine to the net input energy supplied in the form of fuel, Generator Efficiency is determined by the power of the load circuit and the total watts produced by the generator & Auxiliary Efficiency are defined as an aid to electrical system efficiency.
How to calculate Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency?
Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency is a product of all efficiencies involved in the process is calculated using Overall Efficiency = Boiler Efficiency*Cycle Efficiency*Turbine Efficiency*Generator Efficiency*Auxiliary Efficiency. To calculate Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency, you need Boiler Efficiency B), Cycle Efficiency C), Turbine Efficiency T), Generator Efficiency G) & Auxiliary Efficiency Aux). With our tool, you need to enter the respective value for Boiler Efficiency, Cycle Efficiency, Turbine Efficiency, Generator Efficiency & Auxiliary Efficiency and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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