Results 101 to 110 of about 211,478 (216)

Nature‐inspired 3D hierarchical carbon nanotube matrices enable extraordinary solar steam generation

Carbon Energy
Interfacial solar evaporation, which captures solar energy and localizes the absorbed heat for water evaporation, is considered a promising technology for seawater desalination and solar energy conversion.
Chuanshuai Dong, Lei Chen, Weiquan Lin, Zipai Li, Linjie Wei, Chaohua Peng, Huan Liu, Ronghui Qi, Lin Lu, Lizhi Zhang   +9 more
doaj   +1 more source

AN EXPERIMENTAL AND NUMERICAL STUDY OF FLOW AND HEAT TRANSFER IN RIBBED CHANNELS WITH LARGE RIB PITCH-TO-HEIGHT RATIOS

, 2013
This paper presents an experimental and numerical study of flow and heat transfer char teristics in rectangular cross-section ribbed channels with continuous transverse ribs with large pitch-to-height ratios.
Xie, Gongnan, Ghorbani-Tari, Zahra,, Sundén, Bengt,, Ghorbani-Tari, Zahra, Li, Shian,, Li, Shian, Lund University., Sundén, Bengt   +7 more
core   +1 more source

Investigation of heat transfer in metal-foam tubes [PDF]

, 2008
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Nowadays metallic foams attract increasing attention in making compact heat exchangers due to its advanced thermal properties.
Lu, Wei
core  

Local Heat Transfer Distribution and Effect of Instabilities During Flow Boiling in a Silicon Microchannel Heat Sink

, 2011
Flow boiling of the perfluorinated dielectric fluid FC-77 in a silicon microchannel heat sink is investigated. The heat sink contains 60 parallel microchannels each of 100 lm width and 389 lm depth.
Garimella, Suresh V., Garimella, S V, Chen, Tailian, Tailian Chen, Suresh V. Garimella   +4 more
core   +2 more sources

ENHANCED BOILING HEAT TRANSFER ON SURFACES PATTERNED WITH MIXED WETTABILITY

, 2018
Amongst an extensive collection of surface characteristics that could affect boiling performance, surface wettability (as measured by the contact angle with water) proves to play a unique role in potentially manipulating bubble behavior to the advantage ...
Mine, T., Gustav Amberg, Kohno, M., Shiomi, J., Takata, Y., Yasuyuki Takata, Masamichi Kohno, Yamada, M., Amberg, Gustav,, Hidaka, S., Takahashi, K., Biao Shen, Sumitomo Hidaka, Koji Takahashi, Tomosuke Mine, Junichiro Shiomi, Shen, B., Masayuki Yamada   +17 more
core   +1 more source

Enhanced Condensation Heat Transfer

JSME International Journal Series B, 2006
The paper gives some personal observations on various aspects of enhanced condensation heat transfer. The topics discussed are external condensation (horizontal low-finned tubes and wire-wrapped tubes), internal condensation (microfin tubes and microchannels) and Marangoni condensation of binary mixtures.
openaire   +2 more sources

Numerical Study on Chemical Kinetic Characteristics of Counterflow Diffusion Flame Extinction of Methane/Ammonia/Air Flame under High Pressure or Air Preheating Temperature

Molecules
Green ammonia has become an increasingly popular fuel in recent years because of its combustion process without carbon oxide release. Adding ammonia to methane fuel for co-combustion has become one of the important research topics in the current ...
Ying Chen, Jingfu Wang, Jian Zhang, Yi Li   +3 more
doaj   +1 more source

Optimization of Peripheral Finned-Tube Evaporators Using Entropy Generation Minimization

, 2012
The peripheral finned-tube (PFT) is a new geometry for enhanced air-side heat transfer under moisture condensate blockage (evaporators). It consists of individual hexagonal (peripheral) fin arrangements with radial fins whose bases are attached to the ...
Barbosa Jr., Jader, da Silva, Luciana, Kaviany, Massoud, Pussoli, Bruno   +3 more
core   +1 more source

Correlations of condensation heat transfer in hydrophobic enhanced tubes with using R32

An experimental study of condensation heat transfer is performed in enhanced surface stainless steel tubes using refrigerant R32. An evaluation of the effect of hydrophobicity on condensation heat transfer is accomplished by comparing the performance of ...
Dong, Yuan, Zhang, Le, Zhang, Jianghui, Wei, Lian-yun, 赵建福, Li, Wei, Zhao, Jianfu, Kukulka, David J., Li, Tianwen, Zhang, Zhixiao   +9 more
core   +1 more source

Development and Verification of the New Simplified Mechanism for CH4/O2/CO2 Laminar Premixed Flame under High Pressure

ACS Omega, 2021
Ying Chen, Jingfu Wang, Conghao Li, Xiaolei Zhang   +3 more
doaj   +1 more source