Search Results - subject:"computational fluid dynamics"

An effectiveness-NTU technique for characterising a finned tubes PCM system using a CFD model

Tay, N.H.S.; Belusko, M.; Castell, A.; Cabeza, L.F.; … - In: Applied Energy 131 (2014) C, pp. 377-385

factor was determined using a validated computational fluid dynamics model. This method can be used to design and optimise …

Persistent link: https://www.econbiz.de/10010906250

A computational fluid dynamics approach to wind prospecting: Lessons from the U.S. Appalachian region

Womeldorf, Carole A.; Chimeli, Ariaster B. - In: Energy Policy 73 (2014) C, pp. 645-653

-dimensional computational fluid dynamics model to demonstrate the calculation of high resolution wind speeds with complex terrain information …

Persistent link: https://www.econbiz.de/10010906536

Three-dimensional CFD (computational fluid dynamics) analysis of scavenging process in a two-stroke free-piston engine

Wu, Yining; Wang, Yang; Zhen, Xudong; Guan, Shuai; … - In: Energy 68 (2014) C, pp. 167-173

-dimensional) CFD (computational fluid dynamics) model was built to investigate the scavenging process. A wide range of structure and …

Persistent link: https://www.econbiz.de/10010810189

A CFD (computational fluid dynamic) simulation for oil leakage from damaged submarine pipeline

Zhu, Hongjun; Lin, Pengzhi; Pan, Qian - In: Energy 64 (2014) C, pp. 887-899

The objective of the present paper is to study the oil flows from damaged submarine pipelines with different leak sizes. CFD (computational fluid dynamic) simulations with FLUENT software are carried out to investigate the process of oil spill from submarine pipeline to free surface. Effects of...

Persistent link: https://www.econbiz.de/10010811503

School building energy performance and classroom air environment implemented with the heat recovery heat pump and displacement ventilation system

Wang, Yang; Zhao, Fu-Yun; Kuckelkorn, Jens; Spliethoff, … - In: Applied Energy 114 (2014) C, pp. 58-68

Recent built low energy school buildings have adopted a novel heat recovery heat pump and classroom ventilation system. School building energy conservation performance and classroom air quality enhancement will be simultaneously investigated in the present work. Heat recovery efficiency of the...

Persistent link: https://www.econbiz.de/10010729371

Analyzing in-plane temperature distribution via a micro-temperature sensor in a unit polymer electrolyte membrane fuel cell

Wang, H.Y.; Yang, W.J.; Kim, Y.B. - In: Applied Energy 124 (2014) C, pp. 148-155

the fuel cell is investigated by measuring the polarization curves with and without the sensor. A 3D computational fluid … dynamics (CFD) fuel cell model with the same geometry and electrochemical properties as those of the PEMFC is also developed …

Persistent link: https://www.econbiz.de/10010789877

Effective thermal conductivity for melting in PCM encapsulated in a sphere

Amin, N.A.M.; Bruno, F.; Belusko, M. - In: Applied Energy 122 (2014) C, pp. 280-287

conducted on the heat transfer through a single sphere subject to varying temperature differences. A computational fluid … dynamics (CFD) model which ignored buoyancy of the PCM in a sphere was developed. Using this CFD model, the effective thermal …

Persistent link: https://www.econbiz.de/10010789900

Lift correction model for local shear flow effect on wind turbine airfoils

Lee, Kyung Seh; Chung, Chin Hwa; Baek, Je Hyun - In: Renewable Energy 65 (2014) C, pp. 275-280

Wind turbines operate under various wind conditions in which turbulence virtually always exists. Therefore, unsteady wind turbine simulation methods to estimate wind loading in turbulent inflow conditions are very important for developing optimally designed wind turbines. Several methods have...

Persistent link: https://www.econbiz.de/10010805162

Three-dimensional CFD analysis for simulating the greenhouse effect in solar chimney power plants using a two-band radiation model

Gholamalizadeh, Ehsan; Kim, Man-Hoe - In: Renewable Energy 63 (2014) C, pp. 498-506

–ε turbulence closure was developed, using computational fluid dynamics techniques. In this model, to solve the radiative transfer …

Persistent link: https://www.econbiz.de/10011043810

Performance analysis of a HAT tidal current turbine and wake flow characteristics

Jo, Chul-Hee; Lee, Jun-Ho; Rho, Yu-Ho; Lee, Kang-Hee - In: Renewable Energy 65 (2014) C, pp. 175-182

Having very strong current on the west coast with up to 10 m tidal range, there are many suitable sites for the application of tidal current power (TCP) in Korea. The turbine, which initially converts the tidal energy, is an important component because it affects the efficiency of the entire...

Persistent link: https://www.econbiz.de/10011044069