R. Sun, "Optimal piston speed ratio analyses for irreversible Carnot refrigerator and heat pump using finite time thermodynamics, Finite Speed Thermodynamics and Direct Method", International Journal of Energy Institute, 2011.Chen L G,Feng H J,Sun F R.Optimal piston speed ratio analyses for ...
Learn the definition of Heat pump and browse a collection of 101 enlightening community discussions around the topic.
beginning and end of the considered time interval, °C; τ is duration of the time interval between measurements in seconds; Qw is the theoretical heat gain through the wall of the cold accumulator, W; and Qp is thermal power transferred to the heat transfer liquid from the pump motor, W...
a heat pump is a device that extracts heat from one piece and transfers it to another. heat pumps transfer heat by circulating a substance known as refrigerant through a cycle of evaporation and condensation. refrigerators and air conditioners are examples of heat pumps. a refrigerator is...
P. On-chip Maxwell’s demon as an information-powered refrigerator. Phys. Rev. Lett. 115, 260602 (2015). Article CAS Google Scholar Gemmer, J., Michel, M. & Mahler, G. Quantum Thermodynamics: Emergence of Thermodynamic Behavior within Composite Quantum Systems (Springer, 2009). Brandãoa...
The thermodynamics cycles for the transcritical CO2 heat pump system and propane heat pump system at a designed condition were shown in Fig. 6. The outlet temperature of the heated water was set as 60 °C. Ambient temperatures at three different places have been applied for simulation, i.e....
Exergy analysis of a low temperature heat pump
16.Improving Heating Capacity of Heat-supply Network by Distributed Variable-frequency Pump System利用分布式变频泵系统提高热网的供热能力 17.Analysis for Tube-Sheet Layout and Thermal Efficiency of Tube-Sheet Heat Exchanger辩析管壳式换热器的管程分层布管与热效率 18.Heating Rate and Temperature Distributing...
R. Sun, "Optimal piston speed ratio analyses for irreversible Carnot refrigerator and heat pump using finite time thermodynamics, finite speed thermodynam- ics and direct method," Journal of the Energy Institute, vol. 84, no. 2, pp. 105-112, 2011....
This refrigerating machine, respectively heat pump device, can be operated with air or water as working fluid. In the article the design of the new refrigerator is outlined and the coupled basic equations of magnetism and thermodynamics are presented, which contain three independant characteristic ...