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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

can reduce these problems. The use of biodiesel fuel as substitute for conventional petroleum fuel in heavy-duty diesel … engine is receiving an increasing amount of attention. This interest is based on the properties of bio-diesel including the … and its blends at constant speed of 1500rpm under variable load conditions. The volumetric blending ratios of biodiesel …

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

Properties of biodiesel oils formulated using different biomass sources and their blends

Albuquerque, M.C.G.; Machado, Y.L.; Torres, A.E.B.; … - In: Renewable Energy 34 (2009) 3, pp. 857-859

Biodiesel is an alternative diesel fuel which can be obtained from the transesterification of vegetable oils with … simple alcohols. This process decreases the viscosity, density and flash point of the raw material. The biodiesel molecular … will be obtained for each biodiesel produced from a specific vegetable oil, relating them to the chemical nature of the …

Persistent link: https://www.econbiz.de/10010806501

Influence of blending vegetable oil methyl esters on biodiesel fuel properties: Oxidative stability and cold flow properties

Serrano, Marta; Oliveros, Rubén; Sánchez, Marcos; … - In: Energy 65 (2014) C, pp. 109-115

Properties of biodiesel can be related to the chemical composition of the biomass source used in transesterification … also influenced by the chain length. In the present study, blends of biodiesel produced from different vegetable oils were …

Persistent link: https://www.econbiz.de/10011055880

A world-wide survey of current practices in the management of risk within electrical supply projects

Burchett, J. F.; Tummala, V. M. Rao; Leung, H. M. - In: Construction Management and Economics 17 (1999) 1, pp. 77-90

A survey is described which examines the current risk handling practices in evaluating capital development projects (transmission, generation and distribution) within the electricity supply industry world-wide. As risk perception is an important aspect of risk management, the attitudes towards...

Persistent link: https://www.econbiz.de/10005482574

Introducing externalities in the power-generation sector of China

Kypreos, Socrates; Krakowski, Robert - In: International Journal of Global Energy Issues 22 (2004) 2/3/4, pp. 131-154

This paper presents results from the application of the China Regional Energy Trade Model (CRETM, developed at PSI) to analyse the impact of externalities in the power-generation sector of China. The model applies state-of-the-art optimisation methods and incorporates partial equilibrium,...

Persistent link: https://www.econbiz.de/10011130236

Wind speed prediction in the mountainous region of India using an artificial neural network model

Ramasamy, P.; Chandel, S.S.; Yadav, Amit Kumar - In: Renewable Energy 80 (2015) C, pp. 338-347

Measured wind speed data are not available for most sites in the mountainous regions of India. The objective of present study is to predict wind speeds for 11 locations in the Western Himalayan Indian state of Himachal Pradesh to identify possible wind energy applications. An artificial neural...

Persistent link: https://www.econbiz.de/10011263730

Site selection of ocean current power generation from drifter measurements

Chang, Yu-Chia; Chu, Peter C.; Tseng, Ruo-Shan - In: Renewable Energy 80 (2015) C, pp. 737-745

Site selection of ocean current power generation is usually based on numerical ocean calculation models. In this study however, the selection near the coast of East Asia is optimally from the Surface Velocity Program (SVP) data using the bin average method. Japan, Vietnam, Taiwan, and...

Persistent link: https://www.econbiz.de/10011263805

Performance evaluation of power generation system with fuel vapor turbine onboard hydrocarbon fueled scramjets

Zhang, Duo; Qin, Jiang; Feng, Yu; Ren, Fengzhi; Bao, Wen - In: Energy 77 (2014) C, pp. 732-741

In order to evaluate the performance of a new power generation system in which the generator is driven by the fuel vapor turbine, the pyrolysis characteristics and the compositions of pyrolyzed fuel mixture are experimentally studied. An algorithm is developed for the calculation of isentropic...

Persistent link: https://www.econbiz.de/10011077655

Demonstration of 10-Wp micro organic Rankine cycle generator for low-grade heat recovery

Yamada, Noboru; Tominaga, Yoshihito; Yoshida, Takanori - In: Energy 78 (2014) C, pp. 806-813

In this study, a μ-ORC (micro organic Rankine cycle) generator that produces net positive power from low-grade heat (i.e., temperature below 100 °C) was experimentally demonstrated. First, the basic performance of a 10-Wp μ-ORC prototype with a small originally developed displacement-type...

Persistent link: https://www.econbiz.de/10011117551

The production of biofuel and bioelectricity associated with wastewater treatment by green algae

Maity, Jyoti Prakash; Hou, Chia-Peng; Majumder, Dip; … - In: Energy 78 (2014) C, pp. 94-103

This study describes algal biofuel production, bioelectricity generation and wastewater treatment using Leptolyngbya sp. JPMTW1 (KF977831). The experiments were conducted in an AMFC (Algal Microbial Fuel Cell) photobioreactor (single-chamber). The pH, EC (electrical conductivity), COD (chemical...

Persistent link: https://www.econbiz.de/10011117552