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Performance study on a counter-rotating tidal current turbine by CFD and model experimentation

Lee, Nak Joong; Kim, In Chul; Kim, Chang Goo; Hyun, Beom Soo - In: Renewable Energy 79 (2015) C, pp. 122-126

rotor turbines. In this study, we investigated the effect of varying the distance between the dual rotors on the performance … the flow on the rear rotor blades as well as power output and performance of the turbine. The distance can be used a …

Persistent link: https://www.econbiz.de/10011208707

Improving the low temperature properties of biodiesel fuel

Bhale, Purnanand Vishwanathrao; Deshpande, Nishikant V.; … - In: Renewable Energy 34 (2009) 3, pp. 794-800

performance and emission with ethanol blended Mahua biodiesel fuel and ethanol–diesel blended Mahua biodiesel fuel have also been … alternative fuel for improved cold flow behavior and better emission characteristics without affecting the engine performance. …

Persistent link: https://www.econbiz.de/10010805621

Theoretical study of a transcritical ejector refrigeration cycle with refrigerant R143a

Yu, Jianlin; Du, Zhenxing - In: Renewable Energy 35 (2010) 9, pp. 2034-2039

to improve the performance of the ejector refrigeration systems driven by low-grade thermal energy. This method adopts an … enhance the performance of the conventional ejector refrigeration cycle (ERC) at the cost of additional driving mechanical … energy. The performance characteristics of the TERC are investigated based on theoretical simulations. The TERC is also …

Persistent link: https://www.econbiz.de/10010805695

Performance and emission characteristics of a diesel engine using isobutanol–diesel fuel blends

Karabektas, Murat; Hosoz, Murat - In: Renewable Energy 34 (2009) 6, pp. 1554-1559

diesel engine, and experimentally determine their effects on the engine performance and exhaust emissions, namely break power …

Persistent link: https://www.econbiz.de/10010805836

Evaluation and directions of the photovoltaic technologies

Kazmerski, L.L.; Emery, K.A.; DeBlasio, R. - In: Renewable Energy 5 (1994) 1, pp. 252-267

The status of, directions, and expectations for the photovoltaic technologies are discussed and updated, with emphasis on the performances of cells and modules used in various research and commercial solar cell approaches. Current and projected research and development directions are indicated....

Persistent link: https://www.econbiz.de/10010806033

Health and the built environment

Brundrett, G.W. - In: Renewable Energy 5 (1994) 5, pp. 967-973

established. Architects will have to become more energy conscious and numerate. The second is a demand for a performance … occupant satisfaction. Building design will be performance based both in terms of external pollution and guaranteed internal …

Persistent link: https://www.econbiz.de/10010806062

6BTA 5.9 G2-1 Cummins engine performance and emission tests using methyl ester mahua (Madhuca indica) oil/diesel blends

Godiganur, Sharanappa; Suryanarayana Murthy, C.H.; … - In: Renewable Energy 34 (2009) 10, pp. 2172-2177

with conventional diesel fuel were set at 0, 20, 40, 60, and 100. Engine performance (brake specific fuel consumption …

Persistent link: https://www.econbiz.de/10010806094

Experimental study of the turbulence intensity effects on marine current turbines behaviour. Part I: One single turbine

Mycek, Paul; Gaurier, Benoît; Germain, Grégory; … - In: Renewable Energy 66 (2014) C, pp. 729-746

The ambient turbulence intensity in the upstream flow plays a decisive role in the behaviour of horizontal axis marine current turbines.

Persistent link: https://www.econbiz.de/10010806376

Simulation of HVAC systems

Lebrun, J. - In: Renewable Energy 5 (1994) 5, pp. 1151-1158

Very powerful simulation softwares are available today. They should allow rational choices from early design stages, among many different alternatives. When using such tools, the bottle neck is no more on computer side but in the modelling. Better and better compromises have always to be found...

Persistent link: https://www.econbiz.de/10010806408

Effect of injection pressure on performance, emission and combustion characteristics of high linolenic linseed oil methyl ester in a DI diesel engine

Puhan, Sukumar; Jegan, R.; Balasubbramanian, K.; … - In: Renewable Energy 34 (2009) 5, pp. 1227-1233

is to investigate the effect of injection pressures on performance, emissions and combustion characteristics of the …

Persistent link: https://www.econbiz.de/10010806654