Results 11 to 20 of about 3,392,706 (249)

Numerical Investigation of Heat Transfer Intensification Using Lattice Structures in Heat Exchangers

open access: yesEnergies
Heat exchangers make it possible to utilize energy efficiently, reducing the cost of energy production or consumption. For example, they can be used to improve the efficiency of gas turbines.
Anton Pulin   +10 more
doaj   +2 more sources

Flow patterns and heat transfer for flow boiling in small to micro diameter tubes [PDF]

open access: yes, 2008
An overview of the recent developments in the study of flow patterns and boiling heat transfer in small to micro diameter tubes is presented. The latest results of a long-term study of flow boiling of R134a in five vertical stainless steel tubes of ...
Karayiannis, TG   +3 more
core   +6 more sources

Heat Transfer Intensification Using Nanofluids

open access: yesKONA Powder and Particle Journal, 2014
This paper summarises some of our recent work on the heat transfer of nanofluids (dilute liquid suspensions of nanoparticles). It covers heat conduction, convective heat transfer under both natural and forced flow ...
Yulong Ding   +8 more
doaj   +1 more source

Intensification of heat transfer in liquid heat exchangers with dimple-pin finning

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2016
The authors consider the possibility of intensification of heat transfer in fluid heat exchangers with cavity-pin finning by changing the shape of the cavities.
B. E. Трофимов   +1 more
doaj   +1 more source

Heat exchange processes in volume of fire-tube boiler with non-water heat transfer fluid [PDF]

open access: yesОмский научный вестник, 2018
The article suggests the solution of problems related to the intensification of heat transfer from the high-temperature organic heat transfer fluid. The main advantages of high-temperature heat transfer fluid are given. Heat transfer processes by heat
A. G. Mikhailov   +2 more
doaj   +1 more source

Boiling Heat Transfer during Flow in Vertical Mini-Channels with a Modified Heated Surface

open access: yesEnergies, 2022
The process with change of phase during flow in mini-channels plays a significant role in many industrial applications, such as microelectronics. Furthermore, methods for heat transfer intensification during flow in channels of small cross-section are ...
Magdalena Piasecka, Kinga Strąk
doaj   +1 more source

Experimental determination of natural convection heat transfer coefficients in an attic shaped enclosure [PDF]

open access: yes, 2010
Heat transfer by natural convection in triangular enclosures is an area of significant importance in applications such as the design of greenhouses, attics and solar water heaters.
Carson, James K.   +2 more
core   +1 more source

Review of Developments in Plate Heat Exchanger Heat Transfer Enhancement for Single-Phase Applications in Process Industries

open access: yesEnergies, 2023
A plate heat exchanger (PHE) is a modern, effective type of heat transfer equipment capable of increasing heat recuperation and energy efficiency. For PHEs, enhanced methods of heat transfer intensification can be further applied using the analysis and ...
Olga Arsenyeva   +4 more
doaj   +1 more source

Suppression of natural convection heat transfer coefficients in an attic shaped enclosure [PDF]

open access: yes, 2010
The use of convection suppression devices has been widely discussed in the literature as a means of reducing natural convection heat loss from enclosed spaces.
Carson, James K.   +5 more
core   +1 more source

Heat transfer intensification in emergency cooling heat exchanger and dry cooling towers on nuclear power plant using air-water mist flow [PDF]

open access: yesNuclear Energy and Technology, 2019
Advanced nuclear power plants are equipped with passive emergency heat removal systems (PEHRS) for removing the decay heat from reactor equipment in accidents accompanied by primary circuit leakage to the final heat absorber (ambient air).
Akram H. Abed   +2 more
doaj   +3 more sources

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