نتایج جستجو برای: energy consumption

تعداد نتایج: 831563  

Journal: :journal of industrial strategic management 0
mina kazemian master of science in industrial production management kiamars fathi hafshejani assistant professor and board of directors of management college central building of azad university south branch, tehran

these days, limited energy resources, and also the cost of investment in new and renewable energy is very costly and uneconomical. in the industrial sector, especially energy-intensive industries such as steel, finding appropriate solutions to update the technology, production and reduce energy consumption in this sector is very important. the main aim of this study is the identification and ra...

Journal: :management studies and economic systems 0
youssef abdulrazzak doughan beirut arab university, beirut arab university district, faculty of business administration, beirut, lebanon

sustainability in 19 different arab countries has been studied through investigating the relationship between economic development and energy consumption. data collected has been studied as a whole (total countries data) and as segregated data (oil exporting and oil importing countries data) i.e. three categories. the regression model used measures the effect of independent and control variable...

Journal: :management studies and economic systems 0
youssef abdulrazzak doughan beirut arab university, beirut arab university district, faculty of business administration, beirut, lebanon

energy consumption has been essential to societies; because societies depend on the rising provisions of energy to meet their requirements for goods and services and endorse sustainable development. the major source of energy nowadays is oil; oil consumption is dependent on oil availability, production and price. several arab countries are considered as major suppliers of oil in the world; cons...

The natural ventilation and the energy consumption are very important characteristics in buildings. Representation of the patterns for better natural ventilation performance versus lower increase in energy consumption is significant and useful. This study is simulating an office building in the temperate and humid climate of Rasht in Iran, and calculated the annual ventilation and the energy co...

Nowadays, energy consumption management is a vital strategy for societies to optimize energy consumption. Considering the widespread functions of electrical energy in human lives,a high proportion of consumption management procedures deals with the management of electrical energy consumption. It is important to study the state of electrical energy and provide managerial and optimal management s...

Journal: :اقتصاد و توسعه منطقه ای 0
مجید آقایی مهدیه رضاقلی زاده

this paper surveys economic growth and energy consumption relationship by new econometric methods in different sectors of iran. this study uses panel error correction model and panel co integration and causality tests to investigate short run and long run relationship between energy and value added growth in different sectors of iran’s economy with regards to energy price in the time period of ...

Journal: :مهندسی بیوسیستم ایران 0
میلاد هدایت دانشجوی کارشناسی ارشد بخش مهندسی مکانیک بیوسیستم، دانشکدۀ کشاورزی، دانشگاه شهید باهنر کرمان حمید مرتضی پور استادیار بخش مهندسی مکانیک بیوسیستم، دانشکدۀ کشاورزی، دانشگاه شهید باهنر کرمان حسین مقصودی استادیار بخش مهندسی مکانیک بیوسیستم، دانشکدۀ کشاورزی، دانشگاه شهید باهنر کرمان محسن شمسی دانشیار بخش مهندسی مکانیک بیوسیستم، دانشکدۀ کشاورزی، دانشگاه شهید باهنر کرمان

drying of agricultural products is a sophisticated process with high energy consumption. energy needed for sustainable development, is one of the biggest challenges facing humanity. the performance of a heat recovery assisted solar dryer was evaluated in this study. drying time, collector efficiency, energy consumption, solar fraction and energy recovery fraction were investigated at different ...

Energy as one of the most important factors of production, as well as one of the most important marginal products, has effential role in trade and economic development.The importance of energy has increased after the two oil crises in 1970’s. The relationship between energy and trade is an important topic to study for several reasons. If energy consumption is found to Granger cause export...

Journal: :نقش جهان - مطالعات نظری و فناوری های نوین معماری و شهرسازی 0
nazanin nasrollahi assistant professor, architecture department, engineering faculty, ilam university, ilam, iran fatemeh akrami abarghuie m.a. of energy in architecture, architecture department, engineering faculty, ilam university, ilam, iran

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Journal: :international journal of advanced biological and biomedical research 2013
ashkan nabavi pelesaraei sajjad shaker koohi mohammad bagher dehpour

this paper studies the modeling and optimization of energy use and greenhouse gas emissions of eggplant production using artificial neural network and multi-objective genetic algorithm in guilan province of iran. results showed that the highest share of energy consumption belongs to diesel fuel (49.24%); followed by nitrogen (33.30%). the results indicated that a total energy input of 13910.67 ...

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