نتایج جستجو برای: energy and emissions efficiency

تعداد نتایج: 16976984  

2015
Robert STAIGER

Heating application efficiency is a crucial point for saving energy and reducing greenhouse gas emissions. Today, EU legal framework conditions clearly define how heating systems should perform, how buildings should be designed in an energy efficient manner and how renewable energy sources should be used. Using heat pumps (HP) as an alternative “Renewable Energy System” could be one solution fo...

A.M. Nikbakht, KH. Farhadi, M. Tabatabaei, P. Mohammadi,

Global air pollution is a serious threat caused by excessive use of fossil fuels for transportation. Despite the fact that diesel fuel is a big environmental pollutant as it contains different hydrocarbons, sulphur and crude oil residues, it is yet regarded as a highly critical fuel due to its wide applications. Nowadays, biodiesel as a renewable additive is blended with diesel fuel to achie...

Journal: :تحقیقات موتور 0
علی کشاورز a. keshavarz کیربی چاپمن k. chapman آمار پاتیل a. patil

hydrogen is seen as one of the important energy carriers of the future with potential to reduce local as well as global warming. the main by-product of the combustion of hydrogen in air is water vapor and trace quantities of oxides of nitrogen. an experiment was conducted to study the impact of hydrogen/natural gas blends on performance, thermodynamic efficiency and exhaust gas emissions in a r...

Journal: :Publications of the Astronomical Society of Japan 2006

2015
Grant D. Jacobsen

I examine whether electricity prices influence the likelihood that consumers purchase high efficiency appliances by using state-year panel data on electricity prices and the proportion of sales of new appliances that involve high efficiency “Energy Star” models. I find no evidence that electricity prices affect the propensity for consumers to choose high efficiency appliances. Point estimates a...

ژورنال: انرژی ایران 2021

Evaluation of energy and environmental pollutants A production process is important in terms of providing solutions to reduce energy consumption and emissions. The importance of environmental protection and the potential impacts associated with manufactured and consumed products have increased interest in identifying these effects. In addition, one of the most important challenges in the indust...

2012

Concern about the environmental impact of human activities is ever increasing and several efforts have been initiated globally to reduce energy consumption and to increase energy efficiency. At a European level, a number of initiatives exist under the "Energy 2020" label which identifies the energy priorities for the period up to 2020. In December 2008 the European Council and Parliament adopte...

2015
Renate Schubert Marcel Stadelmann

*Correspondence: Renate Schubert , ETH Zürich, Clausiusstrasse 37, 8092 Zürich, Switzerland e-mail: [email protected] Sustainable development requires increasing the energy efficiency, decreasing the growth rates of energy demand, and decreasing the CO2 emissions. In many countries, households’ energy consumption is responsible for a considerable share of total energy demand and CO2 em...

Journal: :Ekonomska Istrazivanja-economic Research 2022

Since the last four decades, energy demand has been reached to utmost level, which also leads emissions and causes environmental degradation, global warming climate change all over world. In this sense, policy makers have suggested various measures including renewable adoption efficiency. Current study aims investigate influence of economic growth, consumption, electricity output, efficiency on...

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