Results 11 to 20 of about 3,924,930 (352)

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

An Extended Grid Diagram for Heat Exchanger Network Retrofit Considering Heat Exchanger Types

open access: yes, 2020
Heat exchanger network (HEN) retrofit is a vital task in the process design to improve energy savings. Various types of heat exchangers such as shell and tube, double-pipe, compact plate, and spiral tube have their working temperature ranges and costs ...
Bohong Wang   +3 more
semanticscholar   +1 more source

Analysis on Optimization and Model Selection of the Heat Transmission Performance of Heat Exchanger

open access: yesChemical Engineering Transactions, 2017
In order to better optimize and develop heat exchanger technology, aimed at improved design of heat exchanger in the industrial loop reactor, this paper researches the heat transmission performance of heat exchanger based on CFD simulation and its ...
Yecong He, Tengjin Huang, Min Tan
doaj   +1 more source

Cleaning Schedule Operations in Heat Exchanger Networks

open access: yesMATEC Web of Conferences, 2018
Heat exchanger networks have been known to be the essential parts in the chemical industries. Unfortunately, since the performance of heat exchanger can be decreasing in transferring the heat from hot stream into cold stream due to fouling, then cleaning
Huda Hairul   +2 more
doaj   +1 more source

Optimization on Scheduling for Cleaning Heat Exchangers in the Heat Exchanger Networks

open access: yesChemical Engineering Transactions, 2015
In the process at a plant that incorporating heat integration for energy recovery, fouling or formation of deposits on the heat exchanger often causes operational problems in production. Increasing the energy consumption resulted in higher operating expenses. Expenses can be reduced if the cleaning is done on a regular basis. Therefore, how to schedule
Licindo D., Handogo R., Sutikno J.P.
openaire   +2 more sources

Control of Heat Exchanger with Variable Heat Transfer Surface Area [PDF]

open access: yesProblems of the Regional Energetics, 2019
The work deals with the development of a control system for heat exchangers with variable surface area of heat transfer, used, in particular, for heat pumps intended primarily for heat supply systems using the high-quality law of regulation of the heat ...
Sit M.L.   +4 more
doaj   +1 more source

Determination of the optimal heat exchanger configuration for wastewater heat recovery [PDF]

open access: yesE3S Web of Conferences, 2023
The work aims to increase the efficiency of the hot water supply system based on local recovery of the heat of wastewater generated in the shower room for preheating cold water.
Soloveva Olga   +4 more
doaj   +1 more source

Research on Heat Transfer Characteristics of Plate Evaporators for Cold Storage

open access: yesEnergies
A new type of plate evaporator suitable for cold storage refrigeration systems was designed. A mathematical model of the plate evaporator was established using Fluent14.0 software, and the effects of refrigerant mass flow rate and air velocity on the ...
Xun Xu, Zhaokuo Yuan
doaj   +1 more source

Finite Element Analysis of Combined Energy Piles with Long and Short Heat Exchanger Tubes

open access: yesApplied Sciences, 2023
To improve the heat exchange effect of energy piles in coastal areas, a new energy pile with a combination of long and short heat exchanger tubes is proposed.
Shuaijiong Chen   +5 more
doaj   +1 more source

Assessing the use of PEC and jf methods for strengthening the evaluation of new heat exchangers

open access: yesHeliyon
The new type of heat exchanger uses the micro heat pipe as the main heat transfer material. Compared with the traditional heat exchanger of the same kind, the performance of the new type of heat exchanger has significantly improved.
Jingang Yang, Zitong Feng
doaj   +1 more source

Home - About - Disclaimer - Privacy