نتایج جستجو برای: electricity price

تعداد نتایج: 125538  

2015
Ibrahim A. Nassar Abdelrahman A. Z. Saleh

This paper introduces grid-connected PV system to provide electricity for loads fractions of the governmental building in "Qena Al-Gadida" through two plans with different prices of electricity according to consumption rates. The first plan assuming the price of electricity purchased from the grid is equal to the price paid by the utility for electricity sold to the grid (sellback price). The s...

This paper aims to determine the optimum price of electricity during restructuring process. We maximized social welfare function subject to market equilibrium, maximum production capacity of each group of power plants, maximum demand of each consumer type and the potential of electricity export and import. The model was run using 2007 monthly and annual data by means of GAMS optimization softwa...

2015
Yanming Sun

In recent years, aiming to reduce the Greenhouse Gas pollution and promote energy efficiency and conservation among consumers’ energy use, price policies and price changes derived from environmental regulations have played a more important role. In this paper, using the most recent annual state-level panel data for 48 states, I estimate a dynamic partial adjustment model for electricity demand ...

Accurate and effective electricity price forecasting is critical to market participants in order to make an appropriate risk management in competitive electricity markets. Market participants rely on price forecasts to decide on their bidding strategies, allocate assets and plan facility investments. However, due to its time variant behavior and non-linear and non-stationary nature, electricity...

Journal: :Information 2017
Weishang Guo Zhenyu Zhao

Accurate electricity price forecasting plays an important role in the profits of electricity market participants and the healthy development of electricity market. However, the electricity price time series hold the characteristics of volatility and randomness, which make it quite hard to forecast electricity price accurately. In this paper, a novel hybrid model for electricity price forecastin...

The main goal of this research is to investigate the effect of performing targeted subsidy on energy consumption inequality concerning Semnan province in Iran.  Doing so, first the Gini coefficient of the household electricity consumption is calculated using households budget micro data concerning urban and rural household during the years of 1984(1363)-2014(1393). Then, the effect of performin...

2015
Y. X. He J. Wang Xin Zhuang Bei Nong Lu

In recent years, coal price has risen rapidly, which has also brought a sharp increase in the expenditures of thermal power plants in China. Meantime, the power production price and power retail price have not been adjusted accordingly and a large number of thermal power plants have incurred losses. The power industry is a key industry in the national economy. As such, a thorough analysis and e...

Journal: :international journal of smart electrical engineering 2015
mehdi khavaninzadeh mohamad khavaninzadeh mohsen khavaninzadeh farshid keynia

electricity price predictions have become a major discussion on competitive market under deregulated power system. but, the exclusive characteristics of electricity price such as non-linearity, non-stationary and time-varying volatility structure present several challenges for this task. in this paper, a new forecast strategy based on the iterative neural network is proposed for day-ahead price...

2001
Robert H. Patrick Frank A. Wolak

This chapter presents some results of an econometric analysis (developed in Patrick and Wolak 2001b) of customer-level demands for electricity of large and medium-sized industrial and commercial customers purchasing electricity under half-hourly spot prices and demand charges coincident with system peaks in the England and Wales (E&W) electricity market. These estimates can be used to forecast ...

2015
Faisal Mehmood Mirza Olvar Bergland

a r t i c l e i n f o JEL classification: D82 D83 Q49 L11 L12 L94 Keywords: Price pass-through Norwegian electricity market Price asymmetry Market power Transmission lag In this paper we estimate the pass-through of wholesale electricity price to the end consumer price with variable price contracts in the Norwegian electricity market using weekly data. We find substantial asymmetry when retaile...

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