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Energy efficiency comparison of air-conditioning systems in electric vehicles

A study compares the energy efficiency of conventional refrigeration systems with that of heat pumps in mobile air conditioning. R744, R134a and R1234yf are considered. Reversible heat pumps are found the most energy-efficient systems.

An article1 published by SAE International2 compares the electrical energy consumption of two mobile air conditioning systems in battery electric vehicles. In each case, CO2...

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