Results 51 to 60 of about 685 (172)

Numerical Investigation on the Flow and Heat Transfer Characteristics of Supercritical Liquefied Natural Gas in an Airfoil Fin Printed Circuit Heat Exchanger

open access: yesEnergies, 2017
As a new kind of highly compact and efficient micro-channel heat exchanger, the printed circuit heat exchanger (PCHE) is a promising candidate satisfying the heat exchange requirements of liquefied natural gas (LNG) vaporization at low and high pressure.
Zhongchao Zhao   +4 more
doaj   +1 more source

Numerical investigation on maldistribution of S-CO2 flow inside PCHE under rolling conditions

open access: yesEnergy Reports, 2023
Heat exchangers with mini-channels, such as the printed circuit heat exchanger (PCHE), are key components for supercritical carbon dioxide (S-CO2) Brayton cycle due to advantages in compactness and structural rigidity.
Qi Xiao   +5 more
doaj   +1 more source

Review of experimental research on supercritical and transcritical thermodynamic cycles designed for heat recovery application [PDF]

open access: yes, 2019
Supercritical operation is considered a main technique to achieve higher cycle efficiency in various thermodynamic systems. The present paper is a review of experimental investigations on supercritical operation considering both heat-to-upgraded heat and
De Paepe, Michel   +6 more
core   +2 more sources

Transient analysis and control of a heat to power conversion unit based on a simple regenerative supercritical CO2 Joule-Brayton cycle [PDF]

open access: yes, 2021
Supercritical carbon dioxide (sCO(2)) heat to power systems are a promising technology thanks to their potential for high efficiency and operational flexibility.
Giuseppe Bianchi   +2 more
core   +1 more source

Investigation of the Effectiveness of a Compact Heat Exchanger with Metal Foam in Supercritical Carbon Dioxide Cooling

open access: yesEnergies
Printed circuit heat exchangers (PCHE) are ideal for use in very demanding operating conditions. In addition, they are characterized by very high efficiency, which can still be increased.
Roman Dyga
doaj   +1 more source

Study on Heat Transfer and Pressure Drop Performances of Airfoil-Shaped Printed Circuit Heat Exchanger

open access: yesChemical Engineering Transactions, 2014
Printed circuit heat exchanger (PCHE) is one of the most promising micro-channel heat exchangers for very high temperature and high pressure conditions.
L. Li, T. Ma, X. Xu, M. Zeng, Q. Wang
doaj   +1 more source

Solar tower CSP plants with transcritical cycles based on CO2 mixtures: A sensitivity on storage and power block layouts [PDF]

open access: yes, 2023
In this work three CO2-based binary mixtures, CO2 + C6F6, CO2 + C2H3N and CO2 + C4F8, are compared as innovative working fluids for closed power cycles in CSP plants.
Binotti, M   +4 more
core   +1 more source

Thermal hydraulic performance analysis of printed circuit heat exchanger based on high temperature molten salt

open access: yesHe jishu
BackgroundThe printed circuit heat exchanger (PCHE) has high heat transfer efficiency and compact structure, which can be used as the key equipment for heat transfer of small modular molten salt reactor, It is of great significance to the study of its ...
DING Mengting, CHEN Yushuang, FU Yuan
doaj   +1 more source

Multi-objective optimization of printed circuit heat exchanger with airfoil fins based on the improved PSO-BP neural network and the NSGA-II algorithm

open access: yesNuclear Engineering and Technology, 2023
The printed circuit heat exchanger (PCHE) with airfoil fins has the benefits of high compactness, high efficiency and superior heat transfer performance.
Jiabing Wang, Linlang Zeng, Kun Yang
doaj   +1 more source

Research Progress on Printed Circuit Heat Exchangers (PCHEs)

open access: yesScientific Journal of Technology
The Printed Circuit Heat Exchanger (PCHE), an emerging microchannel compact heat exchanger, demonstrates significant application potential in cutting-edge fields such as supercritical carbon dioxide (S-CO₂) Brayton cycles, liquefied natural gas (LNG) processing, nuclear energy, and aerospace, owing to its exceptional compactness, high efficiency, and ...
Yanyan Weng   +3 more
openaire   +1 more source

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