Results 241 to 250 of about 19,600,371 (313)
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Vortex dynamics and hydrodynamic performance enhancement mechanism in batoid fish oscillatory swimming

Journal of Fluid Mechanics, 2021
The effects of chordwise deformation and the half-amplitude asymmetry on the hydrodynamic performance and vortex dynamics of batoid fish have been numerically investigated, in which the two parameters were represented by the wavenumber ($W$) and the ...
Dong Zhang   +4 more
semanticscholar   +1 more source

Enhancing Performance

2021
Enhancing Performance: A Best Practices Guide for Innovations in Community Colleges is a collection of essays from community college leaders across the country addressing challenges facing today’s community colleges and providing practical, successful solutions their institutions have implemented.
Sandra J. Balkema, Roberta C. Teahen
openaire   +2 more sources

Integrating anaerobic digestion with microbial electrolysis cell for performance enhancement: A review.

Bioresource Technology, 2021
Anaerobic digestion has been recognized as promising technology for bioenergy production, while the bottlenecks including long start up times, low methane contents, and susceptibility toward environmental change attenuate the process benefits ...
Wei Wang, Duu-Jong Lee, Z. Lei
semanticscholar   +1 more source

A review of phase change material and performance enhancement method for latent heat storage system

Renewable and Sustainable Energy Reviews, 2018
Latent heat storage (LHS) is considered as the most promising technique for thermal energy storage, due to its high energy storage density and nearly constant working temperature. However, the lower thermal conductivity of the phase change material (PCM)
Ya-Ling He, Y B Tao
exaly   +2 more sources

Enhancing transposition performance

Proceedings of the 1999 Congress on Evolutionary Computation-CEC99 (Cat. No. 99TH8406), 2003
Transposition is a new genetic operator alternative to crossover and allows a classical GA to achieve better results. This mechanism characterized by the presence of mobile genetic units must be used with the right parameters to enable maximum performance to the GA.
Anabela Borges Simoes, Ernesto Costa
openaire   +1 more source

Stretching for Performance Enhancement

Current Sports Medicine Reports, 2006
Stretching exercises have been considered an essential component of physical training programs for decades. Cross-sectional studies have demonstrated that flexibility measures are related to performance in many sports, suggesting that using stretching to enhance flexibility may indirectly improve performance.
Jeni R, McNeal, William A, Sands
openaire   +2 more sources

Performance enhancement of regenerative evaporative cooler by surface alterations and using ternary hybrid nanofluids

, 2021
The rising demand for electricity (energy) to cool the conditioning space leads to the searching for alternate, emission-free and sustainable technologies.
Sarvesh Kashyap   +2 more
semanticscholar   +1 more source

Optimal design of the phase change material based thermal energy storage systems: Efficacy of fins and/or nanoparticles for performance enhancement

, 2021
Phase change materials (PCM) are prominently used as storage material in thermal energy storage (TES) systems. The inherent property of low thermal conductivity of PCM affects the charging/discharging rate and thermal performance of TES systems ...
Kedumese u Mekrisuh   +4 more
semanticscholar   +1 more source

Performance enhancement of pyramid-shaped solar stills using hollow circular fins and phase change materials

, 2020
The pyramid solar still has bulky condensing and receiving surface area in compared to the conventional single slope solar still. The present study concerns experimentally with the performance enhancement of this pyramid solar still via additional ...
A. Kabeel   +3 more
semanticscholar   +1 more source

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