Results 61 to 70 of about 70,791 (209)

Theoretical and Experimental Investigation on R245fa High-temperature Water Steam Heat Pump System

Zhileng xuebao, 2018
High-temperature steam is in great demand for many industrial applications. The electric boilers used to replace traditional boilers in rural areas are not efficient enough to be employed in large-scale steam production.
Zhao Zhaorui, Wu Huagen, Xing Ziwen, Yu Zhiqiang   +3 more
doaj  

Research on new cooling and waste heat utilization methods of liquid ring vacuum pump for coal mine gas extraction

Meikuang Anquan
The high temperature of gas drainage liquid ring vacuum pump is an important reason for its low operating efficiency and short service life. Based on the wasted power dissipation theory of liquid ring pumps, the heat generation-heat dissipation mechanism
Yanmin WANG, Jinshi LI, Chun LIU, Lei LIU, Yifan ZHANG, Chunzhou ZHAO   +5 more
doaj   +1 more source

Dynamic characteristics of a two-phase mechanically pumped cooling loop for avionics

Case Studies in Thermal Engineering
Given the varying flight conditions and mission requirements that affect aircraft cold sources and heat loads, it is crucial to investigate the dynamic behavior of a two-phase mechanically pumped cooling loop (MPCL) for avionics.
Shaohuan Qi, Zhaohao Xu, Jiale Wang, Yu Xu   +3 more
doaj   +1 more source

Research Status and Trends on Industrial Heat Pump and Network Utilization of Waste Heat

Zhileng xuebao, 2017
Plenty of low-grade heat is produced duringindustrial energy consumption. Waste heat reuse significantly contributesto energy-savings ifhigh-efficiency technologies are employed for heat recovery.
Wang Ruzhu, Wang Liwei, Cai Jun, Du Shuai, Hu Bin, Pan Quanwen, Jiang Long, Xu Zhenyuan   +7 more
doaj  

A study of optimal control approaches of water-to-water CO2 heat pump for domestic hot water use

Case Studies in Thermal Engineering
Carbon dioxide (CO2) heat pumps are not causing ozone layer depletion, while offering high temperature water. Typical control (TC) can realize normal operation of water-to-water CO2 heat pump.
Yantong Li, Natasa Nord, Huibin Yin, Gechuanqi Pan, Changhong Wang, Tingting Wu, Inge Håvard Rekstad   +6 more
doaj   +1 more source

Advanced high temperature heat pump configurations using low GWP refrigerants for industrial waste heat recovery: A comprehensive study

, 2020
Carlos Mateu-Royo, Cordin Arpagaus, Adrián Mota-Babiloni, Joaquín Navarro-Esbrí, Stefan S. Bertsch   +4 more
openalex   +2 more sources

Evaluation of natural working fluids for the development of high temperature heat pumps.

, 2016
Opeyemi Olayinka Bamigbetan, Trygve Magne Eikevik, P Nekså, Et Al.   +3 more
openalex   +1 more source

Experimental analysis of a R600 high temperature heat pump.

, 2018
Heinz Stefan Moisi, René Rieberer
openalex   +1 more source

Thermodynamic analysis of cascade high-temperature heat pump using new natural zeotropic refrigerant mixtures: R744/R600 and R744/R601

, 2023
P. Ganesan, Trygve Magne Eikevik, Khalid Hamid, R.Z. Wang, Hongzhi Yan   +4 more
openalex   +1 more source

Interdisciplinary Design of a High-Speed Drivetrain for a Kinetic Compressor in a High-Temperature Heat Pump [PDF]

, 2021
Daria Kepsu, Emil Kurvinen, Jonna Tiainen, Juha Honkatukia, Teemu Turunen-Saaresti, Rafał P. Jastrzębski   +5 more
openalex   +1 more source