...Xue Zhou; Suzheng Zheng; Nanxi Li; Bingyao Lin; De Chen; Zhenhua Jiang; Yan Lu The effects of condenser length and evaporator/condenser elevation on the performance of a loop heat pipe (LHP) in a gravity field were investigated, respectively, as well as their coupling effect. The refrigerant R40...

...@missouri.edu 1 Corresponding author. Email: mah@missouri.edu 08 06 2023 19 11 2023 20 11 2023 19 02 2024 condensation evaporation phase change oscillating heat pipes machine learning Office of Naval Research 10.13039/100000006 N00014-19-1-2006...

... along the height is kept at 15 deg, the heat transfer performance of spray humidification is the best. The vacuum degree of the condenser is the highest. Pressure-swirl atomizing nozzle [ 1 – 9 ] is a device that breaks up a liquid into a spray. It can spread the liquid over an area, increase...

... 28% less than the cooling capacity of R134a without IHX. This difference is reduced to an average of 23% with the use of IHX for R1234ze(E). The condenser heat rejection rate of R1234yf is on an average 15% lower than R134a without IHX, and on an average 10% lower with the use of IHX for R1234yf...

... , “ An Experimental Study of Evaporation and Condensation Heat Transfer Coefficients for Looped Thermosyphon ,” Appl. Therm. Eng. , 110 , pp. 931 – 940 . 10.1016/j.applthermaleng.2016.08.111 [17] Vasiliev , L. , Zhuravlyov , A. , Kuzmich , M. , and Kulikouski , V. , 2022 , “ Development...

... liquid film plays an important role in the heat transfer mechanism in the condenser, which allows the vapor to contact the wall directly and reduces the heat transfer resistance. The temperature difference between the evaporator and the condenser can be reduced by adjusting the saturation temperature, so...

... 06 12 2022 offshore energy storage accumulator phase change condensation evaporation two-phase flow and heat transfer Malta Council for Science and Technology 10.13039/501100001867 REP-2021-008 Over the past decade, the wind and solar energy sectors received...

...Sourav Pramanick; Prasenjit Dey; Sandip K. Saha This paper analyses the condensation heat transfer phenomena in minichannel using acetone, ammonia, propylene, and R134a as the working fluids used in new-age space applications. A novel numerical model is developed considering the changes in local...

... 12 05 2022 heat pipe heat exchanger limits inner approach boiling condensation heat recovery heat transfer enhancement thermal systems two-phase flow and heat transfer Heat pipe (HP) technology becomes popular in waste heat recovery applications, heating, ventilation...

... and input parameters used in the chiller system model Parameter Value unit Chiller main parameters Evaporator temperature −5.241 °C Condenser temperature 33.69 °C Refrigerant mass flowrate 1.902 kg/s Shell and tube evaporator dimensions and main parameters Length...

... Email: ssmehend@mtu.edu Email: langyuanl@163.com Email: chenjianan@stu.tjcu.edu.cn Email: tianjj@tjcu.edu.cn 30 05 2021 12 08 2021 16 08 2021 13 10 2021 sessile droplet carbon fiber surface phase transition time deformation bubbles condensation...

...Kaifen Yan; Nanxi Li; Yinong Wu; Rongjian Xie The cryogenic fluids’ flow performance and condensation characteristics with different heating powers in cryogenic loop heat pipes (CLHPs) have not been studied due to the difficulty of measurement at low temperature. In this study, a test system...

... desalination multi-effect mathematical modeling GOR condensation energy systems evaporation heat and mass transfer low-temperature heat transfer thermal systems Water is the main requisite for any prosperous life and development [ 1 ]. The main part of freshwater is stored in the Arctic...

...Kaipo Kekaula; Yitung Chen Two-phase flow pressure drop during condensation of steam inside inclined tube heat exchangers was investigated over a wide range of ambient temperature. The ambient temperature changes from 3 to 45 °C, the steam mass flux varies from 3 to 18 kg/(m 2 · s), vapor quality...

... condensation evaporation heat and mass transfer The use of refrigeration systems in industries such as food production, pharmaceuticals, and breweries allowed for developments to be made in each respective field and is largely relied on daily operations. The UK food and drink industry accounts...

... condensation evaporation heat pipes A heat pipe is a passive heat transfer device that consists of a hermetically sealed vessel charged with a working fluid after being vacuumed. A heat pipe transfers heat from one end to another at a small temperature difference by implementing the working fluid...

... on the grand canonical Monte Carlo (GCMC) method. Besides, the influence of adsorption characteristics of 3 He and 4 He on the condensation efficiency, the mass distribution after condensation equilibrium, and the self-cooling loss of the sorption cooler were analyzed. The results show that for the 3 He...

...Hamed Abdul Majeed; Ting Wang The paper industry uses steam to dry paper web through cylinder dryers. As steam condenses inside the dryer, the condensate is removed by means of either a stationary or a rotary siphon. However, during the siphoning process for transporting the condensate, flashing...

...Abhinav Bhanawat; Mahesh Kumar Yadav; Maneesh Punetha; Sameer Khandekar; Pavan K. Sharma Empirical/semi-empirical correlations are available in the literature to quantify the effect of several major parameters, like bulk pressure, non-condensable gas mass fraction, and wall subcooling...

...: vidolrui@mot.upv.es Email: alponmo@mot.upv.es 09 09 2019 01 04 2020 01 04 2020 20 05 2020 waste heat recovery jet-ejector cycle adiabatic engine jet-ejector optimization engine efficiency R1234yf condensation energy efficiency energy systems evaporation heat...