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Evaluation of energy input and output of sweet sorghum grown as a bioenergy crop on coastal saline-alkali land

Ren, Lan Tian; Liu, Zu Xin; Wei, Tong Yang; Xie, Guang Hui - In: Energy 47 (2012) 1, pp. 166-173

), as compared with cotton and maize, at two coastal saline-alkali sites in Shandong Province, China. The data were … input requirement than cotton and maize. The energy productivity indices were 12.4 and 9.2 for sweet sorghum, which were … much higher than for cotton (3.1) at Wudi and maize (8.4) at Wendeng, respectively. Nitrogen fertilisation contributed the …

Persistent link: https://www.econbiz.de/10010808101

Energy balance, costs and CO2 analysis of tillage technologies in maize cultivation

Šarauskis, Egidijus; Buragienė, Sidona; Masilionytė, … - In: Energy 69 (2014) C, pp. 227-235

. Maize is a crop that is suitable for both food and forage, as well as for the production of bioenergy. The objective of this … work was to assess the energy efficiency of maize cultivation technologies in different systems of reduced tillage. The … efficiency ratios for the various technologies were calculated as a function of the yield of maize grain and biomass. The best …

Persistent link: https://www.econbiz.de/10011054389

Energy productivity and efficiency of maize accounting for the choice of growing season and environmental factors: An empirical analysis from Bangladesh

Rahman, Sanzidur; Rahman, Md. Sayedur - In: Energy 49 (2013) C, pp. 329-336

The paper evaluates sustainability of maize cultivation in Bangladesh in terms of energy use while taking into account … to stochastic frontier models. Results reveal that the probability of growing winter maize is influenced positively by … influences choice negatively. Significant differences exist between winter and summer maize regarding yield, specific energy, net …

Persistent link: https://www.econbiz.de/10011054446

Combustion performance and emission characteristics study of pine oil in a diesel engine

Vallinayagam, R.; Vedharaj, S.; Yang, W.M.; Lee, P.S.; … - In: Energy 57 (2013) C, pp. 344-351

A new type of biofuel, pine oil, is introduced in this work for the purpose of fueling diesel engine. The viscosity, boiling point and flash point of the reported oil are lower, when compared to that of diesel. Also, the calorific value of pine oil biofuel is comparable to diesel. As a result,...

Persistent link: https://www.econbiz.de/10010807912

The current status and perspectives of biofuel production via catalytic cracking of edible and non-edible oils

Ong, Yee Kang; Bhatia, Subhash - In: Energy 35 (2010) 1, pp. 111-119

Biofuel development has gained the attention of researchers in recent years owing to the rate of depletion of fossil fuels. Several processes are currently employed in the conventional production of different biofuels: the production of biodiesel is catalytically performed either through the...

Persistent link: https://www.econbiz.de/10010808018

Progress in detailed kinetic modeling of the combustion of oxygenated components of biofuels

Tran, Luc Sy; Sirjean, Baptiste; Glaude, Pierre-Alexandre; … - In: Energy 43 (2012) 1, pp. 4-18

Due to growing environmental concerns and diminishing petroleum reserves, a wide range of oxygenated species has been proposed as possible substitutes to fossil fuels: alcohols, methyl esters, acyclic and cyclic ethers. After a short review the major detailed kinetic models already proposed in...

Persistent link: https://www.econbiz.de/10010808104

Community perspectives on the introduction of biodiesel production in the Eastern Cape Province of South Africa

Amigun, B.; Musango, J.K.; Brent, A.C. - In: Energy 36 (2011) 5, pp. 2502-2508

This paper presents the outcomes of a questionnaire survey to ascertain the perspectives of local communities on the proposal to construct a large-scale biodiesel production facility in the Eastern Cape Province of South Africa, with feedstock supply to the production facility from the former...

Persistent link: https://www.econbiz.de/10010809298

Supply network synthesis on rubber seed oil utilisation as potential biofuel feedstock

Ng, Wendy Pei Qin; Lam, Hon Loong; Yusup, Suzana - In: Energy 55 (2013) C, pp. 82-88

This paper describes the synthesis of a rubber seed supply network to support the green energy demand in Malaysia. An optimised rubber seed supply network design, which maximises biomass utilisation, secures local biomass supply as well as reduces material loss and emissions resulted from...

Persistent link: https://www.econbiz.de/10010811080

Exhaust emissions from a light-duty diesel engine with Jatropha biodiesel fuel

Tan, Pi-qiang; Hu, Zhi-yuan; Lou, Di-ming; Li, Zhi-jun - In: Energy 39 (2012) 1, pp. 356-362

In this study, regulated and unregulated exhaust emissions with petroleum diesel fuel and Jatropha-based biodiesel blends at proportions of 5%, 10%, 20%, 50% and 100% (v/v) have been investigated. This study examines four regulated emissions: nitrogen oxide, carbon monoxide, unburned hydrocarbon...

Persistent link: https://www.econbiz.de/10010811313

Combustion of algae oil methyl ester in an indirect injection diesel engine

Haik, Yousef; Selim, Mohamed Y.E.; Abdulrehman, Tahir - In: Energy 36 (2011) 3, pp. 1827-1835

An experimental study has been carried to use raw Algae oil and its methyl esters in an indirect injection diesel engine. Effects of engine speed, engine load output, injection timing of the algae biofuel and engine compression ratio on the engine output torque, combustion noise (maximum...

Persistent link: https://www.econbiz.de/10010811837