https://www.elibrary.ru/title_about_new.asp?i Global Energy Глобальная энергия 2782-6724 15 SELECTION OF PARAMETERS  OF HEAT PUMPS WITH CENTRIFUGAL COMPRESSOR Выбор параметров тепловых насосов  с центробежными компрессорами Kondratyeva Ekaterina kondratyeva.e.a@mail.ru Kondratyev Alexey alexeykondratyev@mail.ru 0000-0002-6289-325X 56042381200 AAU-2845-2020 Sergeev Vitaly vitaly.sergeev@spbstu.ru Simonov Anatoly simonov-33@mail.ru Peter the Great St. Petersburg Polytechnic University, Russia 10 12 2013 4 183 1 128 135

This paper includes overview of effectiveness analysis method and the method of heat pump parameters selection under different conditions. An example of several numerical indexes of heat pump’s operation at middle and high temperature levels utilizing refrigerant R134a. This method allows to choose optimal working refrigerant based on given temperature range.

 HEAT PUMP. CENTRIFUGAL COMPRESSOR. COMBINED CYCLE. TURBINE. HEAT PERFOMANCE. HEAT EFFICIENCY RATINGS. EFFICIENCY.