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shown that the entransy is a state variable and can be employed to describe the second law of thermodynamics. For heat … conduction, a principle of minimum entransy dissipation is established based on the second law of thermodynamics in terms of … thermodynamics, which paves the way for applications of the entransy dissipation theory in heat exchanger design. …
Persistent link: https://www.econbiz.de/10010808543
thermodynamic cycle performance with the combination of entransy theory and thermodynamics. The heat transfer processes in a gas … refrigeration cycle are analyzed by entransy theory and the heat-work conversion processes are analyzed by thermodynamics. The …
Persistent link: https://www.econbiz.de/10010718843
the entransy theory and thermodynamics, with the ratio of the net power output to the ratio of the total thermal … power output corresponds to the maximal entransy loss and the change points of the heat source outlet temperature and the … change rates for the entropy generation and the entransy dissipation. Moreover, the net power output and the total thermal …
Persistent link: https://www.econbiz.de/10011053311
established from the Fourier law. Furthermore based on the thermodynamics in terms of entransy a more general functional is …
Persistent link: https://www.econbiz.de/10010809304
is developed based on the entransy theory. In the optimization process, the total low-temperature heat consumed by the … increase as the entransy efficiency increases in the optimization process. The entransy efficiency has a definite physical …-parameter optimization approach taking entransy efficiency as the objective function is very effective in the optimization design of IAH …
Persistent link: https://www.econbiz.de/10010810616
the concept of entransy-dissipation-based thermal resistance (EDTR), we introduce an equivalent thermal circuit to …
Persistent link: https://www.econbiz.de/10011116015
The purpose of this article is to assess the value of entransy for use in the thermal system engineering domain and in … particular for design. The conclusion is that use of entransy is not recommended. This finding is in keeping with increasing … concise discussions of salient entransy aspects and the presentation is shaped to reach a broad technical audience …
Persistent link: https://www.econbiz.de/10011190875
The work focuses on energy conversion during the internal flow, discharge and formation of the spray from a pressure-swirl (PS) atomizer in the simplex as well as spill-return mode. Individual energy forms are described in general and assessed experimentally for a particular PS atomizer and...
Persistent link: https://www.econbiz.de/10010930636
This study is a contribution to the analysis of energy production by hybrid systems using renewable energy sources. It is realized within the framework of an isolated site, i.e., without any connection to an electrical network. Generally, with the conventional solutions for energy production,...
Persistent link: https://www.econbiz.de/10011263225
The present work considers a T-shaped standing-wave thermoacoustic system with an electrical heater confined in the bottom stem and two temperature-controllable heaters (TCHs) enclosed in the bifurcating branches. With the heater placed at the bottom stem set to 1100K and TCHs be adiabatic,...
Persistent link: https://www.econbiz.de/10011263342