Results 31 to 40 of about 6,332,657 (337)

HEAT TRANSFER ENHANCEMENT IN LAMINAR CONVECTIVE HEAT TRANSFER WITH NANOFLUIDS

open access: yesProceeding of TMNN-2011. Proceedings of the International Symposium on Thermal and Materials Nanoscience and Nanotechnology - 29 May - 3 June , 2011, Antalya, Turkey, 2011
In order to utilize nanofluids in practical applications, accurate prediction of forced convection heat transfer of nanofluids is necessary. In the first part of the present study, we consider the application of some classical correlations of forced convection heat transfer developed for the flow of pure fluids to the case of nanofluids by the use of ...
Ozerinc, S.   +2 more
openaire   +3 more sources

Sodium-Potassium Alloy Heat Pipe under Geyser Boiling Experimental Study: Heat Transfer Analysis

open access: yesEnergies, 2021
In the geyser boiling mode, the working fluid state is divided into a boiling process and a quiet process, and the sodium-potassium (Na-K) alloy heat pipe can discontinuously transfer heat at each boiling.
Hongzhe Zhang   +3 more
doaj   +1 more source

Acoustically enhanced boiling heat transfer [PDF]

open access: yes2007 13th International Workshop on Thermal Investigation of ICs and Systems (THERMINIC), 2007
An acoustic field is used to increase the critical heat flux (CHF) of a flat-boiling-heat-transfer surface. The increase is a result of the acoustic effects on the vapor bubbles. Experiments are performed to explore the effects of an acoustic field on vapor bubbles in the vicinity of a rigid-heated wall. Work includes the construction of a novel heater
Douglas, Z. W., Smith, M. K., Glezer, A.
openaire   +3 more sources

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

Statistical data-based prediction of carbon dioxide emission factors of China's power generation at carbon peak in 2030

open access: yesCase Studies in Thermal Engineering, 2023
China has promised to reach its peak carbon dioxide emissions by 2030. Power generation emits the most carbon dioxide in China. Fossil fuels are currently still the largest sources of energy for electricity generation in China.
Xinxin Zhang, Kaili Xu
doaj   +1 more source

Research on the energy management strategy of extended range electric vehicles based on a hybrid energy storage system

open access: yesEnergy Reports, 2022
Extended range electric vehicles (EREVs) are an effective solution to solve the lack of driving range of pure electric vehicles. Reducing the fuel consumption of EREVs and prolonging the service lifetime of battery play a positive role in solving ...
Yifan Yang   +7 more
doaj   +1 more source

A REVIEW ON HEAT TRANSFER ENHANCEMENT WITH NANOFLUIDS [PDF]

open access: yesJournal of Enhanced Heat Transfer, 2020
Advances in technology miniaturization with increasing power density call for new technologies for enhancing heat transfer. Enhancement of heat transfer with use of nanofluids has been a hectic topic of research and development since the term “nanofluid” named in 1995, mainly because the thermophysical properties of nanofluids in most reports in the ...
openaire   +1 more source

State of charge estimation of ultracapacitor based on forgetting factor recursive least square and extended Kalman filter algorithm at full temperature range

open access: yesHeliyon, 2022
State of charge (SOC) of ultracapacitor plays an important role in the energy management optimization of hybrid energy storage system for electric vehicles.
Jing Ren   +7 more
doaj   +1 more source

Elman and back propagation neural networks based working fluid side energy level analysis of shell-and-tube evaporator in organic Rankine cycle (ORC) system

open access: yesAlexandria Engineering Journal, 2022
As the heat exchange component of the organic Rankine cycle (ORC) system, the evaporator directly affects the overall operation performance of the system.
Xu Ping   +4 more
doaj   +1 more source

Comparisons of the Uncoupled Effects of CO2 on the CH4/O2 Counterflow Diffusion Flame under High Pressure

open access: yesApplied Sciences, 2021
A comprehensive numerical investigation of the uncoupled chemical, thermal, and transport effects of CO2 on the temperature of CH4/O2 counterflow diffusion flame under high pressure up to 5 atm was conducted.
Ying Chen   +3 more
doaj   +1 more source

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