Relevance. To solve most of the tasks facing the housing and communal services of the country, it is necessary to create and<br />implement new efficient energy-saving technologies and units, the development of which will solve the problem of reducing heat<br />consumption and metal consumption when using individual heat points in district heating systems.<br />Goal. Increase in the efficiency of autonomous heat supply systems (AHSS) for housing and communal services objects.<br />Ensuring effective means of analyzing complex systems and processes in multi-circuit heat exchangers for heating and hot water<br />supply systems.<br />Method. To achieve this goal, a systematic approach was applied to the analysis of thermal and hydraulic processes occurring in<br />the autonomous heat supply systems and modeling of heat exchange processes in multi-circuit heat exchangers. To solve the<br />boundary value problem, an iterative procedure is proposed. On the experimental stand, the model is explored, experimental data are<br />obtained.<br />Results. The dependence of the coolant consumption in the circuits and the amount of heat are established theoretically and<br />experimentally. An iterative procedure is developed. Studies were carried out on the basis of the experimental stand. Based on the<br />results of the experiments, a nomogram of thermal calculation of a multi-circuit heat exchanger was constructed.<br />Conclusions. The experiments carried out on the experimental stand developed by the authors of the experiment fully confirm<br />the correctness of the theoretical results obtained and provide an effective tool for constructing industrial samples.
Науковий журнал «Радіоелектроніка, інформатика, управління»
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Stenin, Al.; Kiev Polytechnic Institute, Kyiv, Ukraine. Pas’ko, V.; Kiev Polytechnic Institute, Kyiv, Ukraine. Drozdovych, I.; Space National Academy of Sciences of Ukraine, Kyiv, Ukraine. |
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Relevance. To solve most of the tasks facing the housing and communal services of the country, it is necessary to create and<br />implement new efficient energy-saving technologies and units, the development of which will solve the problem of reducing heat<br />consumption and metal consumption when using individual heat points in district heating systems.<br />Goal. Increase in the efficiency of autonomous heat supply systems (AHSS) for housing and communal services objects.<br />Ensuring effective means of analyzing complex systems and processes in multi-circuit heat exchangers for heating and hot water<br />supply systems.<br />Method. To achieve this goal, a systematic approach was applied to the analysis of thermal and hydraulic processes occurring in<br />the autonomous heat supply systems and modeling of heat exchange processes in multi-circuit heat exchangers. To solve the<br />boundary value problem, an iterative procedure is proposed. On the experimental stand, the model is explored, experimental data are<br />obtained.<br />Results. The dependence of the coolant consumption in the circuits and the amount of heat are established theoretically and<br />experimentally. An iterative procedure is developed. Studies were carried out on the basis of the experimental stand. Based on the<br />results of the experiments, a nomogram of thermal calculation of a multi-circuit heat exchanger was constructed.<br />Conclusions. The experiments carried out on the experimental stand developed by the authors of the experiment fully confirm<br />the correctness of the theoretical results obtained and provide an effective tool for constructing industrial samples. |
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Zaporizhzhya National Technical University 2018-12-07 16:07:43 |
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application/pdf http://ric.zntu.edu.ua/article/view/149600 |
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Radio Electronics, Computer Science, Control; No 3 (2018): Radio Electronics, Computer Science, Control |
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Copyright (c) 2018 Al. Stenin, V. Pas’ko, I. Drozdovych |
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