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Both calculators run independently — change the inputs on either side to compare results.

Refrigeration COP Calculator

Calculate the Coefficient of Performance (COP) of a refrigeration or air-conditioning system from its cooling load and compressor work. Use it to compare refrigeration system efficiency or verify measured operating data.

Cooling Load (W)

Compressor Work Input (W)

Fill in the required fields to see your result.

Thermodynamics

Thermal Expansion Calculator

Calculates how much a solid material lengthens or shortens when its temperature changes. Use it when designing bridges, pipelines, rail tracks, or any structure where thermal stress matters.

Initial Length (m)

Linear Expansion Coefficient (1/K)

Temperature Change (K)

Fill in the required fields to see your result.

Key differences

	Refrigeration COP Calculator	Thermal Expansion Calculator
Category	Thermodynamics	Thermodynamics
Inputs required	2	3
Result	Coefficient of Performance (COP)	Length Change (m)
What it does	Calculate the Coefficient of Performance (COP) of a refrigeration or air-conditioning system from its cooling load and compressor work. Use it to compare refrigeration system efficiency or verify measured operating data.	Calculates how much a solid material lengthens or shortens when its temperature changes. Use it when designing bridges, pipelines, rail tracks, or any structure where thermal stress matters.