Open AccessINTENSIFIED PLATE HEAT EXCHANGE DEVICE IN HEAT SUPPLY SYSTEMS OF THE HOUSING AND COMMUNAL SERVICES OF THE RUSSIAN FEDERATION
Author(s) -
Л. А. Кущев,
В. А. Уваров,
N. Yu. Savvin,
С. В. Чуйкин
Publication year - 2021
Publication title -
russian journal of building construction and architecture
Language(s) - English
Resource type - Journals
ISSN - 2542-0526
DOI - 10.36622/vstu.2021.51.3.004
Subject(s) - plate heat exchanger , heat exchanger , plate fin heat exchanger , heat spreader , shell and tube heat exchanger , heat transfer coefficient , coolant , micro heat exchanger , moving bed heat exchanger , mechanical engineering , heat transfer , copper in heat exchangers , turbulence , nuclear engineering , thermodynamics , mechanics , materials science , engineering , physics
Statement of the problem. The problem of intensification of heat exchange processes in a plate heat exchanger on the basis of the HH№ 02 heat exchanger of the Ridan company is discussed. It is essential to carry out an analysis of the existing methods of intensification of heat exchange processes in plate devices according to the results of the analysis to choose the most promising method of intensification of heat exchange process and based on it to develop a patent-protected design of a heat exchange plate. Laboratory tests of the intensified plate heat exchanger with increased turbulence of the coolant are performed. The results of thermal tests on a specialized laboratory installation of the resulting and the serial heat exchanger are presented.Results. The results of the comparison of experimental studies of the intensified plate heat exchanger with the increased turbulence of the heat carrier and the serial plate heat exchanger of identical heat power are shown. The graphs of dependence of the heat transfer coefficient, which is the major characteristic of the operation of heat exchange equipment, on the average temperature pressure are designed. Conclusions. As a result of the laboratory tests in the specialized laboratory of BSTU named after V. G. Shukhov and research at the Voronezh State Technical University established a rise in the heat transfer coefficient due to the increased turbulence of the coolant flow, which causes a decrease in metal consumption and reduces the cost of heat exchange equipment.