Results 231 to 240 of about 727,945 (265)
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Energy efficiency in the vineyard

Journal of Agricultural Engineering Research, 1989
The aim of this study was to evaluate efficiency and energy costs of viticulture on farms operating at the same technological level. Process energy analyses have been conducted on five organizations specializing in viticulture and differing both in scale and in management techniques.
SPUGNOLI, PAOLO, BALDI, FABIO, M. Zoli
openaire   +3 more sources

Are the Energy Efficiency Technologies efficient?

Economic Modelling, 2010
Abstract This paper investigates a rather neglected issue regarding the impact of Energy Efficiency Technologies (EETs) on firms' productive performance. Possible influences may arise in the context of internal cost of adjustment, learning by doing effects and the capital vintage. A unique dataset was used which has resulted from a survey carried out
Kostas Kounetas, Kostas Tsekouras
openaire   +2 more sources

Energy, energy efficiency, and the built environment [PDF]

open access: possibleThe Lancet, 2007
Since the last decades of the 19th century, technological advances have brought substantial improvements in the efficiency with which energy can be exploited to service human needs. That trend has been accompanied by an equally notable increase in energy consumption, which strongly correlates with socioeconomic development.
Sean Beevers   +4 more
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Energy-Efficient Images

IEEE Transactions on Image Processing, 2017
In this paper, a novel method is presented for producing energy-efficient images, i.e., images that consume less electrical energy on energy-adaptive displays, yet have the same or very similar perceptual quality to their original images. The proposed method relies on the fact that the energy consumption of pixels in modern energy-adaptive displays ...
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Energy-Efficient Manufacturing [PDF]

open access: possible, 2014
For example, in terms of a metal-cutting machine tool, the benefit corresponds to the physical cutting energy necessary to achieve the desired workpiece transformation. Thus, the energy efficiency of a manufacturing system can reach a theoretical maximum value of one.
openaire   +1 more source

Energy efficiency and energy savings

Energy, 1977
Abstract Technical energy conservation, in which energy is saved by producing the same goods and services at higher efficiency, is contrasted with energy savings produced by shifting end uses from more to less energy intensive activities. It is shown that the former is considerably more effective in saving energy.
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Energy Efficiency and Energy Saving

2012
Until recent years, energy efficiency has been a relatively low priority and low perceived opportunity to building owners and investors. However, with the dramatic increase and awareness of energy use concerns, and the advances in cost-effective technologies, energy efficiency is fast becoming part of real estate management, facilities management, and ...
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Energy Efficiency in IT

itit, 2012
Michael Engel, Peter Marwedel
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Energy Efficiency

2014
Joost Duflou   +2 more
openaire   +1 more source

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