%0 Journal Article %T MODEL OF THE COST OF HEAT PUMPS TYPE «WATER-TO-WATER» %A Kuz'min, S.I. %A Krapchetov, P.V. %K energy saving, heat pumps, heating, one-time costs. %J Modern Technologies and Scientific and Technological Progress %D 2022 %N 2021 %P 1 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»