Results 51 to 60 of about 122,530 (167)

Numerical investigation of boiling heat transfer on hydrocarbon mixture refrigerant in vertical rectangular minichannel

Advances in Mechanical Engineering, 2016
In order to investigate the characteristics of boiling heat transfer for hydrocarbon mixture refrigerant in plate-fin heat exchanger which is used in the petrochemical industry field, a model was established on boiling heat transfer in vertical ...
Huixing Li, Yu Liu
doaj   +1 more source

Influence of insoluble aerosols on the heat-exchanging characteristics of the SPHR CV in the case of severe accidents

MATEC Web of Conferences, 2017
Analysis of the processes in severe accidents at nuclear power plants has allowed distinguishing four characteristic stages of the accident, which differ in condensation rates, concentration and composition of aerosols (table 1) [1]. The released aerosol
Nigay Aleksandr, Ivanova Natalya
doaj   +1 more source

Simulation study on heat and mass transfer characteristics within tubular moving bed heat exchangers

Case Studies in Thermal Engineering
In the field of waste heat recovery, tubular moving bed heat exchangers (MBHEs) hold great promise as equipment capable of effectively handling large-sized granular materials with high temperature.
Weiqin Lu, Zhihan Li, Xueyu Tang, Dinghe Liu, Xiwei Ke, Tuo Zhou   +5 more
doaj   +1 more source

Research on heat transfer characteristics of eccentric

Journal of Hebei University of Science and Technology, 2023
In order to explore the influence of eccentric structure on the heat transfer performance of carbon dioxide tubular the air cooler, the concentric rectangular spiral casing and eccentric rectangular spiral casing air cooler were established based on Fluent software, the temperature nephogram, velocity nephogram and specific heat capacity nephogram ...
Xinyue ZHANG, Haiting CUI, Liangrui ZHANG, Chao WANG   +3 more
openaire   +1 more source

Experimental investigation on flow boiling heat transfer of R1233zd(E) in a variable width parallel microchannel

Zhileng xuebao
In this study, the subcooled flow boiling heat transfer of R1233zd(E) in uniform width microchannel and variable width parallel microchannel was experimentally investigated. The flow boiling curves, heat transfer coefficients and pressure drop of the two
CAI Huayu, FANG Yidong, LU Di, JIANG Chenhan   +3 more
doaj  

An Experimental Study on the Thermal Behavior of PCM Plaster-Lined Model House Walls During a Whole Spring Season Influenced by Their Orientation

Thermo
This study investigates how an internal PCM–gypsum plaster lining modifies orientation-dependent heat transfer through lightweight model house envelopes over a full spring season.
Mónika Ferencz, Barna Nagy, János Gyenis, Tivadar Feczkó   +3 more
doaj   +1 more source

Experimental Investigation on Flow Boiling Heat Transfer of R1233zd（E） in Parallel Microchannel with Variable Width

Zhileng xuebao
The subcooled flow boiling heat transfer of R1233zd（E） in uniform- and variable-width parallel microchannels was investigated experimentally. The heat transfer characteristics of two channel structures were analyzed and compared under different ...
Cai Huayu, Fang Yidong, Lu Di, Jiang Chenhan   +3 more
doaj  

Modeling of intensified heat exchange in channels with diaphragms in laminar, transitional and turbulent regions for promising heat exchangers of rocket and space technology

Вестник Дагестанского государственного технического университета: Технические науки
Objective. The aim of the study is numerical low-Reynolds modeling of heat transfer in a pipe with protrusions of semicircular transverse profiles with Reynolds criteria characteristic of laminar, transitional and turbulent flows of coolants.Method ...
I. E. Lobanov
doaj   +1 more source

Experimental Study on Heat Transfer Characteristics of Radiant Cooling and Heating

Energies
While traditional air conditioning systems serve their purpose, radiation air conditioning systems provide several benefits, including improved comfort, higher energy efficiency, and lower initial costs.
Shengpeng Chen, Xiaohui Ma, Chaoling Han
doaj   +1 more source

Numerical Simulation of Convective Heat Transfer in Gyroid, Diamond, and Primitive Microstructures Using Water as the Working Fluid

Energies
With the continuous increase in the thermal power of electronic devices, air cooling is becoming increasingly challenging in terms of meeting heat dissipation requirements.
Jie Zhang, Xiaoqing Yang
doaj   +1 more source