نتایج جستجو برای: electricity supply industry

تعداد نتایج: 378492  

2012
Feng Tao Ling Li X. H. Xia

The growth of China's industry has been seriously depending on energy and environment. This paper attempts to apply the directional distance function and the Luenberger productivity index to measure the environmental efficiency, environmental total factor productivity, and its components at the level of subindustry in China over the period from 1999 to 2009 while considering energy consumption ...

2014
Syarifuddin Nojeng Mohammad Yusri Hassan Dalila Mat Said Faridah Hussin

The industry has rapidly growth and energy supply technology advanced are become main factor which to contribute of the harmonic losses. This problem is one aspect that may affect the capability of the transmission line and also to the efficiency of electricity. This paper proposes a new scheme to allocate the cost pertaining to transmission loss due to harmonics. The proposed method, called as...

2009
Nisha Bhargava

Electricity demand and supply forecasts assume special significance vis-Ii-vis ever-increasing demand. Different agencies and authors, to forecast demand, have used various methodologies but on the other hand, no concerted effort is visible in predicting the supply. Moreover none of the methodologies used can be considered perfect. The present study attempts to forecast the two and tends to rea...

Journal: :Discrete Applied Mathematics 1983

2005
Joanne Evans Paul Levine Francesc Trillas

Regulatory uncertainty often results in under-investment especially where there are high sunk costs in utilities such as electricity, gas and telecommunications. To ensure security of supply in these industries timely and socially optimal investment is of the essence. A new perspective is provided on the under-investment problem in the regulation of a firm with market power. We compare a politi...

F. Movahedi Sobhani M. S. Ghazizadeh M. Salami,

Assessment of the electricity market shows that, electricity market data can be considered "big data". this data has been analyzed by both conventional and modern data mining methods. The predicted variables of supply and demand are considered to be the input of a defined multi-objective for predicting electricity price, which is the result of the defined model. This shows the advantage of appl...

Journal: :مدیریت صنعتی 0
مسعود سیم خواه دانشجوی دکتری مدیریت تولید و عملیات، دانشگاه علامه طباطبایی، تهران، ایران کامران فیضی استاد دانشگاه علامه طباطبایی، تهران، ایران لعیا الفت دانشیار دانشگاه علامه طباطبایی، تهران، ایران مقصود امیری استاد دانشگاه علامه طباطبایی، تهران، ایران

this article aims to identify what and how factors influence management of supply risk in automotive industry supply chain. based on grounded theory and 13qualitative in-depth interviews with 10 managers in iran's automotive industry supply chain, a theoretical framework is developed to examine antecedents and effective factors of this process. this framework suggests a broad range of fact...

Journal: :Rel. Eng. & Sys. Safety 2012
Gerd H. Kjølle Ingrid Bouwer Utne Oddbjørn Gjerde

Failures in critical infrastructures can cause major damage to society. Wide-area interruptions (blackouts) in the electricity supply system have severe impacts on societal critical functions and other critical infrastructures, but there is no agreed-upon framework on how to analyze and predict the reliability of electricity supply. Thus, there is a need for an approach to cross-sector risk ana...

2004
Hugh Outhred

A brief history of the restructured electricity industry in eastern and southern Australia The Special Premiers’ Conference in July 1991 agreed to “establish a National Grid Management Council [NGMC] to encourage and coordinate the most efficient, economic and environmentally sound development of the electricity industry in eastern and southern Australia having regard for key national and State...

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