Energy and Exergy Analysis into Using of Air and Ground Source Heat Pumps for Kastamonu Province

Author:

GÜRDAL Mehmet1

Affiliation:

1. Kastamonu Üniversitesi

Abstract

This study includes energy and exergy analysis if air and ground source heat pumps are used for residential heating in Kastamonu province. The lowest air and soil temperatures measured in Kastamonu between December and March between 2000-2021 were taken into account. R134a, R407c, R410a and R500 are used as refrigerants for the heating process that will benefit from residential heating. In the study discussed, the ambient temperature to be heated was chosen the same for each heat pump, the heating performance coefficient (COP) and the second law efficiency were calculated and the results were compared. As a result, it has been observed that ground source heat pump provides better performance than air source heat pumps for all refrigerants in Kastamonu conditions. On the other hand, it was concluded that air source heat pump has higher second law efficiency than ground source heat pumps. In addition, it has been determined that the R500 refrigerant provides a better performance than other refrigerants.

Publisher

Van Yuzuncu Yil University

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