Results 51 to 60 of about 1,932,556 (210)

Computational Study of Heat Transfer inside Different PCMs Enhanced by Al₂O₃ Nanoparticles in a Copper Heat Sink at High Heat Loads

Nanomaterials, 2020
The cooling of electronic elements is one of the most important problems in the development of architecture in electronic technology. One promising developing cooling method is heat sinks based on the phase change materials (PCMs) enhanced by nano-sized ...
Nadezhda S. Bondareva, Nikita S. Gibanov, Mikhail A. Sheremet   +2 more
doaj   +1 more source

Cryogenic spray quenching of simulated propellant tank wall using coating and flow pulsing in microgravity

npj Microgravity, 2022
In-space cryogenic propulsion will play a vital role in NASA’s return to the Moon mission and future mission to Mars. The enabling of in-space cryogenic engines and cryogenic fuel depots for these future manned and robotic space exploration missions ...
J. N. Chung, Jun Dong, Hao Wang, S. R. Darr, J. W. Hartwig   +4 more
doaj   +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

Heliyon, 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, Yonghong Xu, Hongguang Zhang, Fubin Yang, Yifang Yang, Xu Wang, Peng Jin, Denggao Huang   +7 more
doaj   +1 more source

Effect of surfactant on flow boiling heat transfer of ethylene glycol/water mixtures in a mini-tube [PDF]

, 2014
This paper was presented at the 4th Micro and Nano Flows Conference (MNF2014), which was held at University College, London, UK. The conference was organised by Brunel University and supported by the Italian Union of Thermofluiddynamics, IPEM, the ...
4th Micro and Nano Flows Conference (MNF2014), Feng, Z, Li, W, Sunden, B, Wu, Z   +4 more
core  

COMPLEX INVESTIGATIONS OF THERMALPHYSIC AND INFRA-RED CHARACTERISTICS AT THE PHASE INVERSIONS

Литьë и металлургия, 2005
The complex methods of investigation of heat exchange at crystallization and melting of selectively transparent materials in terms of changing of external heat influences, which include calorimetry of IK-currents, temperature taking, the heat conduction ...
V. L. Dragun, N. I. Stetukevich, V. F. Shevtsov, M. V. Hilko   +3 more
doaj  

Flow boiling heat transfer of refrigerant R-134a in copper microchannel heat sink [PDF]

, 2014
This paper was presented at the 4th Micro and Nano Flows Conference (MNF2014), which was held at University College, London, UK. The conference was organised by Brunel University and supported by the Italian Union of Thermofluiddynamics, IPEM, the ...
4th Micro and Nano Flows Conference (MNF2014), Kuznetsov, VV, Shamirzaev, AS   +2 more
core  

HIGH-TEMPERATURE THERMAL-VISION SYSTEM ON THE BASIS OF DIGITAL CAMERA-RECORDER WITH THE PURPOSE OF APPLICATION IN METALLURGY TECHNOLOGIES

Литьë и металлургия, 2006
The system of measuring of the temperature fields distributing, constructed on the basis of digital camera-recorder, is considered. It is shown that the system has advantages as compared to traditional thermal-imaging sets on receivers, operating in ...
I. V. Fain, M. L. German, S. V. Korneev, A. N. Oznobishin   +3 more
doaj  

Doped and Decorated Carbon Nanomaterials

Eurasian Chemico-Technological Journal, 2015
This work shows the preliminary results concerning to the synthesis or modification of carbon-based nanomaterials by plasma discharge, magnetron sputtering, and chemical vapor deposition methodologies.
J. Matos, S. A. Filatov, G. S. Ahremkova, D. V. Solovei, M. N. Dolgikh, G. S. Kuczynski, E. V. Batirev   +6 more
doaj   +1 more source

Experimental investigation of a forced convection heat transfer of the organic fluid R-125 at supercritical pressures and under organic rankine cycle conditions [PDF]

, 2017
The organic Rankine cycle (ORC) is a suitable technology for utilizing low-grade temperature heat sources of ~100 °C from various industry processes. In the ORC cycle an organic fluid with a lower boiling point is used as a working medium.
Billiet, Marijn, De Paepe, Michel, Kaya, Alihan, Lazova, Marija, Lecompte, Steven   +4 more
core   +1 more source

Study on the Characteristics of Expander Power Output Used for Offsetting Pumping Work Consumption in Organic Rankine Cycles

Energies, 2014
The circulation pump in an organic Rankine cycle (ORC) increases the pressure of the liquid working fluid from low condensing pressure to high evaporating pressure, and the expander utilizes the pressure difference to generate work.
Yu-Ting Wu, Biao Lei, Chong-Fang Ma, Lei Zhao, Jing-Fu Wang, Hang Guo, Yuan-Wei Lu   +6 more
doaj   +1 more source