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Solar Energy Systems
Instantaneous Collection Efficiency in Solar Energy Systems Formulas
Instantaneous collection efficiency is defined as ratio of useful heat gain to radiation incident on collector. And is denoted by η
i
.
Formulas to find Instantaneous Collection Efficiency in Solar Energy Systems
f
x
Instantaneous collection efficiency
Go
f
x
Collection efficiency when fluid temperature is present
Go
f
x
Collection efficiency when heat removal factor is present
Go
f
x
Collection efficiency when average transmissivity-absorptivity product is present
Go
f
x
Collection efficiency when collector efficiency factor is present
Go
List of variables in Solar Energy Systems formulas
f
x
Useful Heat Gain
Go
f
x
Gross Collector Area
Go
f
x
Flux Incident on Top Cover
Go
f
x
Inlet Fluid Temperature Flat Plate Collector
Go
f
x
Ambient Air Temperature
Go
f
x
Collector Heat Removal Factor
Go
f
x
Area of Absorber Plate
Go
f
x
Flux Absorbed by Plate
Go
f
x
Overall Loss Coefficient
Go
f
x
Average Transmissivity-Absorptivity Product
Go
f
x
Collector Efficiency Factor
Go
f
x
Average of Inlet and Outlet Temperature of fluid
Go
FAQ
What is the Instantaneous Collection Efficiency?
Instantaneous collection efficiency is defined as ratio of useful heat gain to radiation incident on collector.
Can the Instantaneous Collection Efficiency be negative?
{YesorNo}, the Instantaneous Collection Efficiency, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.
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