Results 1 to 10 of about 63,706 (311)

Design and optimization analysis of a new double-layered tube-type main heat exchanger for lead-bismuth reactors

open access: yesHe jishu, 2023
BackgroundDouble-layered heat exchanger tubes can effectively reduce the probability of heat exchanger tube rupture accidents from design; however, the thermal contact resistance between tubes may decrease the heat transfer efficiency of the heat ...
YANG Junkang   +3 more
doaj   +1 more source

A Quantum Heat Exchanger for Nanotechnology [PDF]

open access: yesEntropy, 2020
In this paper, we design a quantum heat exchanger which converts heat into light on relatively short quantum optical time scales. Our scheme takes advantage of heat transfer as well as collective cavity-mediated laser cooling of an atomic gas inside a cavitating bubble.
Aljaloud, A, Peyman, SA, Beige, A
openaire   +6 more sources

Performance enhancement of PCM latent heat thermal energy storage system utilizing a modified webbed tube heat exchanger

open access: yesEnergy Reports, 2020
In this study, a novel modified webbed tube heat exchanger was introduced and numerically investigated, to enhance the thermal performance of phase change material (PCM) thermal energy storage (TES) system.
Ahmed H.N. Al-Mudhafar   +2 more
doaj   +1 more source

Performance analysis of new structure heat exchanger based on field synergy and numerical simulation [PDF]

open access: yesE3S Web of Conferences, 2021
High efficiency heat exchanger is always a hot topic, and field synergy theory is introduced as an important means to optimize the heat transfer efficiency.
Song Xinpu   +4 more
doaj   +1 more source

Study on an advanced borehole heat exchanger for ground source heat pump operating in volcanic island: Case study of Jeju island, South Korea

open access: yesFrontiers in Built Environment, 2022
This paper presents an advanced borehole heat exchanger that has been developed in order to apply a ground source heat pump to a volcanic island where the existing borehole heat exchangers are inapplicable by local ordinance.
Jong Woo Kim   +6 more
doaj   +1 more source

Performance of Pure Crossflow Heat Exchanger in Sensible Heat Transfer Application

open access: yesEnergies, 2021
All process industries involve the usage of heat exchanger equipment and understanding its performance during the design phase is very essential.
Karthik Silaipillayarputhur   +1 more
doaj   +1 more source

Analysis of Heat Exchange Performance of Heat Exchange Tubes of Evaporative Heat Exchanger Based on Fluent

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
AbstractIn order to study the influence of the heat exchange tubes length of the evaporative heat exchanger on the heat exchange performance of the organic Rankine cycle technology (ORC) in automobile exhaust heat recovery, four kinds of three-layer tube heat exchange tube models with the length of 500mm, 800mm, 1100mm and 1400mm are designed by DM ...
Changting Li, Fan Bai, Fanghuai Gou
openaire   +1 more source

Numerical simulation on a novel shell-and-tube heat exchanger with screw cinquefoil orifice baffles

open access: yesAdvances in Mechanical Engineering, 2017
A novel shell-and-tube heat exchanger with screw cinquefoil orifice baffles is designed to grasp the weakness of the traditional shell-and-tube heat exchanger with cinquefoil orifice baffles.
Xuankai Zhang   +4 more
doaj   +1 more source

Analysis and Experiment on the Air-side Heat Transfer Model of Cylindrical Fin-and-tube Heat Exchanger

open access: yesZhileng xuebao, 2021
A theoretical analysis on the air-side flow characteristics of cylindrical fin-and-tube heat exchanger was carried out. Based on the existing heat transfer model, a correlation formula of lumped parameters, which can reflect the structural ...
Huang Chu, Gu Bo, Tian Zhen, Sha Yuxiong
doaj  

Investigating the performance optimization of an outdoor condenser–evaporator for an electric vehicle heat pump system

open access: yesEnergy Reports, 2021
To analyze the dual-use characteristics of outdoor microchannel heat exchangers in electric vehicle heat pump systems, numerical calculation models of the heat transfer and pressure drop under different states were analyzed and selected.
Ni Liu   +8 more
doaj   +1 more source

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