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Radiant thermal conversion in 0.53 eV GaInAsSb thermophotovoltaic diode

Wang, Yu; Lou, Yi-yi - In: Renewable Energy 75 (2015) C, pp. 8-13

diode, 2–3 fold efficiency enhancement can be expected for low-temperature spectrum illumination, making the concerned …

Persistent link: https://www.econbiz.de/10011116534

Performance assessment of a magnesium chloride saturated solar pond

Bozkurt, Ismail; Deniz, Sibel; Karakilcik, Mehmet; … - In: Renewable Energy 78 (2015) C, pp. 35-41

This paper deals with the experimental investigation of a magnesium chloride saturated solar pond and its performance evaluation through energy and exergy efficiencies. The solar pond system is filled with magnesium chloride containing water to form layers with varying densities. A solar pond...

Persistent link: https://www.econbiz.de/10011208666

Performance optimization of a photovoltaic induction motor pumping system

Betka, A; Moussi, A - In: Renewable Energy 29 (2004) 14, pp. 2167-2181

by the optimization of the motor efficiency is described in this paper. The results obtained are compared with those of … efficiency and the simplicity of implementation provided by the system with constant airgap flux. …

Persistent link: https://www.econbiz.de/10010803770

Use of vegetable oil as fuel to improve the efficiency of cooking stove

Natarajan, R.; Karthikeyan, N.S.; Agarwaal, Avinash; … - In: Renewable Energy 33 (2008) 11, pp. 2423-2427

modifications have been made in the kerosene stove for use with vegetable oil as fuel. The efficiency of the stove using vegetable … bottom vessel is used. Corresponding efficiency increase is also observed with other vessels. …

Persistent link: https://www.econbiz.de/10010803771

Feasibility study of photovoltaic technology in Qatar

Marafia, A.-Hamid - In: Renewable Energy 24 (2001) 3, pp. 565-567

, conversion efficiency and discount rate. The study indicates that, at the present time, PV stations are not economically feasible …

Persistent link: https://www.econbiz.de/10010804041

Outdoor exposure tests of photovoltaic modules in Japan and overseas

Ikisawa, Masakatsu; Nakano, Akihiko; Igari, Sanekazu; … - In: Renewable Energy 14 (1998) 1, pp. 95-100

In order to evaluate the reliability and performances of photovoltaic (PV) modules, it is of importance to reveal the characteristics of PV modules in actual use conditions. Outdoor exposure tests of PV modules have been conducted at some sites in Japan and Australia. The purpose of these tests...

Persistent link: https://www.econbiz.de/10010804160

Experimental investigation on the effect of channel width on flexible rubber blade water wheel performance

Paudel, Shakun; Linton, Nick; Zanke, Ulrich C.E.; … - In: Renewable Energy 52 (2013) C, pp. 1-7

described and the experimental results are shown. Results show significant improvement in power output and efficiency in reduced …

Persistent link: https://www.econbiz.de/10010804239

Performance evaluation of a direct drive wave energy converter using CFD

Zullah, Mohammed Asid; Lee, Young-Ho - In: Renewable Energy 49 (2013) C, pp. 237-241

modelled with the k–e model. Simulation result shows that the water velocity, differential pressure, and the best efficiency …

Persistent link: https://www.econbiz.de/10010804510

Experimental investigation on the heat and mass transfer between air and liquid desiccant in a cross-flow dehumidifier

Gao, W.Z.; Liu, J.H.; Cheng, Y.P.; Zhang, X.L. - In: Renewable Energy 37 (2012) 1, pp. 117-123

Dehumidifier is the core component in a liquid desiccant air-conditioning system, whose efficiency directly affects the … packing were used. Enthalpy efficiency and moisture efficiency were adopted to describe the heat and mass transfer performance … investigated, and efficiency comparison in different air outlet regions was also carried out, as well as influence of packing …

Persistent link: https://www.econbiz.de/10010804540

Thermal model and thermodynamic performance of molten salt cavity receiver

Li, Xin; Kong, Weiqiang; Wang, Zhifeng; Chang, Chun; … - In: Renewable Energy 35 (2010) 5, pp. 981-988

The design of a global steady-state thermal model of a 100kWt molten salt cavity receiver was developed as part of the key project of the Ministry of Science and Technology of People's Republic of China (MOST). In the design process, the following factors were analyzed: receiver area, heat loss...

Persistent link: https://www.econbiz.de/10010804694