HolCon software package for calculation of characteristics and optimization of parameters of heating and cooling systems

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Abstract

In connection with the introduction of combined systems of heat and cold supply CSHC into engineering provision of buildings and not adequate development of the methods of their design a program complex Holcon is being created for designing with the aid of PEVM the optimum in composition and technical and economical signs CSHC. A universal mathematical model CSHC based on vapor-compression refrigerating machines has been developed. Principles of obtaining the output characteristics for each subsystem and the whole CSHC according to the results of optimization on the criterion of economy or efficiency have been considered. The result of this calculation of characteristics of the compressor subsystem for different refrigerants during operation as a refrigerating machine and a heat pump is given. The program complex allows | be switched to the instruments of the test bench, to make collection, primary processing of tin results of measurements, and then to make computations using the whole massive of experimental data. Use of the complex for educational purposes is planned.

 

About the authors

I. M. Kalnin

Moscow State University of Environmental Engineering

Author for correspondence.
Email: info@eco-vector.com

D. in Technical Sciences

Russian Federation, Moscow

E. S. Hasan

Moscow State University of Environmental Engineering

Email: info@eco-vector.com
Russian Federation, Moscow

D. V. Sidenkov

Moscow Power Engineering Institute (Technical University)

Email: info@eco-vector.com

PhD in Engineering

Russian Federation, Moscow

References

Supplementary files

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1. JATS XML
2. Fig. 1. Structure of the HolCon software package

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3. Fig. 2. Elements of the HolCon graphical editor interface

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4. Fig. 3. Scheme of TNU in the form of an equivalent graph. Nodes of the graph: 1 - evaporator; 2 - compressor; 3 - condenser; 4 - throttle valve. External connections: 5 - heat input in evaporator (Q0); 6 - energy input in compressor (Ne); 7 - heat output in condenser (Qc)

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5. Fig. 4. Calculated characteristics of CW for the installation of year-round heating and cooling of a residential house at tK = 45 °С: a - cooling coefficient ε (summer mode); b - heat pump conversion factor µ (winter mode)

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6. Fig. 5. Schematic diagram of the experimental bench

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Copyright (c) 2003 Kalnin I.M., Hasan E.S., Sidenkov D.V.

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This work is licensed under a Creative Commons Attribution 4.0 International License.

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