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Measuring efficiency and productivity change in power electric generation management companies by using data envelopment analysis: A case study

Fallahi, Alireza; Ebrahimi, Reza; Ghaderi, S.F. - In: Energy 36 (2011) 11, pp. 6398-6405

This paper provides an empirical analysis of the determinants of energy efficiency in 32 power electric generation … relative technical efficiency and productivity change of these companies. In order to verify the stability of our DEA model and … technical efficiency of companies decreased during the study period. Nearly half of the companies (14) are below this average …

Persistent link: https://www.econbiz.de/10010810971

A non-parametric Data Envelopment Analysis approach for improving energy efficiency of grape production

Khoshroo, Alireza; Mulwa, Richard; Emrouznejad, Ali; … - In: Energy 63 (2013) C, pp. 189-194

Grape is one of the world's largest fruit crops with approximately 67.5 million tonnes produced each year and energy is an important element in modern grape productions as it heavily depends on fossil and other energy resources. Efficient use of these energies is a necessary step toward reducing...

Persistent link: https://www.econbiz.de/10010811362

Study on energy efficiency in corn production of Iran

Banaeian, Narges; Zangeneh, Morteza - In: Energy 36 (2011) 8, pp. 5394-5402

energy efficiency by Data Envelopment Analysis (DEA) in corn production of Iran during a seven years period. Results … results showed that average energy use efficiency, energy productivity, specific energy and net energy gain in the studied … that average energy efficiency score was 90.26%. There is impermanent trend in growth of energy efficiency in corn …

Persistent link: https://www.econbiz.de/10011053940

Environmental benchmarking of wind farms according to their operational performance

Iribarren, Diego; Martín-Gamboa, Mario; Dufour, Javier - In: Energy 61 (2013) C, pp. 589-597

, potential relationships between efficiency and annual power generation, location or average wind speed were discussed. …

Persistent link: https://www.econbiz.de/10011055453

Decision analysis in energy and environmental modeling: An update

Zhou, P.; Ang, B.W.; Poh, K.L. - In: Energy 31 (2006) 14, pp. 2604-2622

The 1995 survey on decision analysis (DA) in energy and environmental modeling by [Huang et al. Decision analysis in energy and environmental modeling. Energy 1995; 20: 843–855] lists 95 publications. We updated the survey and found that the number of publications has almost tripled to 252. We...

Persistent link: https://www.econbiz.de/10010809008

A survey of integrated decision analysis in energy and environmental modeling

Wang, Q.; Poh, K.L. - In: Energy 77 (2014) C, pp. 691-702

The 1995 survey on DA (decision analysis) in energy and environmental modeling by Huang et al. [1] listed 95 publications; later Zhou et al. [2] updated the survey with 252 publications by classifying the studies according to source of publications, DA method, application area, and several new...

Persistent link: https://www.econbiz.de/10011077708

Energy use efficiency in greenhouse tomato production in Iran

Pahlavan, Reza; Omid, Mahmoud; Akram, Asadollah - In: Energy 36 (2011) 12, pp. 6714-6719

Efficient use of energy in agriculture is one of the conditions for sustainable production. In the present study energy use pattern for tomato production in Iran was investigated and a non-parametric data envelopment analysis (DEA) technique was applied to analyze the technical and scale...

Persistent link: https://www.econbiz.de/10010807290

Benchmarking the energy performance for cooling purposes in buildings using a novel index-total performance of energy for cooling purposes

Lee, Wen-Shing - In: Energy 35 (2010) 1, pp. 50-54

Benchmarking the energy performance for cooling purposes in buildings is an important tool for energy management. This paper proposes a novel index and develops a benchmarking process for energy performance for cooling purposes by means of data envelopment analysis and cooling degree hour...

Persistent link: https://www.econbiz.de/10010808126

Using climate classification to evaluate building energy performance

Lee, Wen-Shing; Kung, Chung-Kuan - In: Energy 36 (2011) 3, pp. 1797-1801

by regression analysis. DEA is then employed to assess the energy management efficiency of the evaluated buildings. The …

Persistent link: https://www.econbiz.de/10010808296

The changing trend and influencing factors of energy efficiency: The case of nine countries

Cui, Qiang; Kuang, Hai-bo; Wu, Chun-you; Li, Ye - In: Energy 64 (2014) C, pp. 1026-1034

Energy shortage is exacerbated by energy wastage and low efficiency, so energy efficiency has become a popular research … topic. However, in most studies, the inputs and outputs of energy efficiency are selected through qualitative analysis and … literature review, the rationality is not convincing. In this paper, the inputs and outputs of energy efficiency are calculated …

Persistent link: https://www.econbiz.de/10010808914

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