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Showing papers in "Energy in 2010"


Journal ArticleDOI
01 Jun 2010-Energy
TL;DR: In this paper, the authors present a review of the possible CO 2 capture and separation technologies for end-of-pipe applications, including post-combustion, pre-completion and oxyfuel combustion techniques.

999 citations


Journal ArticleDOI
01 Mar 2010-Energy
TL;DR: In this article, the role of district heating in future renewable energy systems is analyzed based on the case of Denmark, and the consequences in relation to fuel demand, CO 2 emissions and cost are calculated for various heating options, including district heating as well as individual heat pumps and micro CHPs (Combined Heat and Power).

793 citations


Journal ArticleDOI
01 Dec 2010-Energy
TL;DR: In this paper, the authors examined the causal relationship between carbon dioxide emissions, energy consumption, and economic growth by using autoregressive distributed lag (ARDL) bounds testing approach of cointegration for nineteen European countries.

767 citations


Journal ArticleDOI
01 Jun 2010-Energy
TL;DR: In this paper, the authors proposed an integrated VIKOR-AHP methodology to determine the best renewable energy alternative for Turkey by using pairwise comparison matrices of AHP.

616 citations


Journal ArticleDOI
01 Apr 2010-Energy
TL;DR: In this article, the authors examine experiences within European countries as well as at European Union (EU) level, with the aim of understanding which factors have facilitated or impeded advances in demand response (DR) in Europe.

587 citations


Journal ArticleDOI
01 Apr 2010-Energy
TL;DR: In this paper, a dozen utility pilot programs in North America and abroad that focus on the energy conservation impact of In-Home Displays (IHDs) were evaluated. And they found that consumers who actively use an IHD can reduce their consumption of electricity on average by 7 percent when prepayment of electricity is not involved.

520 citations


Journal ArticleDOI
01 Jun 2010-Energy
TL;DR: In this paper, the impact of torrefaction on hemicellulose, cellulose and lignin contained in the biomass was investigated using the thermogravimetric analysis (TGA).

509 citations


Journal ArticleDOI
01 Apr 2010-Energy
TL;DR: In this article, the authors summarized the existing contribution of demand response resources in U.S. electric power markets and showed that DR resources do offer a viable, cost-effective alternative to supply-side investments.

412 citations


Journal ArticleDOI
01 Mar 2010-Energy
TL;DR: In this article, the inlet condition of the working fluid entering turbine is assumed to be in saturated vapor phase and the main purpose is to identify suitable working fluids which may yield high system efficiencies in an organic Rankine cycle (ORC) system.

405 citations


Journal ArticleDOI
01 Feb 2010-Energy
TL;DR: In this article, a specific thermodynamic analysis in order to efficiently match a vapour cycle to that of a stationary Internal Combustion Engine (ICE) is presented. But the analysis is limited to the case of a single-cylinder engine.

401 citations


Journal ArticleDOI
01 Dec 2010-Energy
TL;DR: In this article, the authors investigated the hydrothermal liquefaction of microalgae Dunaliella tertiolecta cake under various liquidation temperatures, holding times, and catalyst dosages and obtained a maximum bio-oil yield of 25.8% at a reaction temperature of 360°C and a holding time of 50min using 5% Na2CO3 as a catalyst.

Journal ArticleDOI
01 Dec 2010-Energy
TL;DR: In this paper, the structural parameters of six Nigerian coals were determined by X-ray diffraction, Raman and FTIR spectroscopy, which revealed that the coals contain crystalline carbon of turbostratic structure with some amount of highly disordered amorphous carbon.

Journal ArticleDOI
01 Feb 2010-Energy
TL;DR: The proposed approach can be useful in the effective implementation of energy policies, since accurate predictions of energy consumption affect the capital investment, the environmental quality, the revenue analysis, the market research management, while conserve at the same time the supply security.

Journal ArticleDOI
01 Feb 2010-Energy
TL;DR: In this paper, the results from a simulation of the ORC and the optimization potential of the process when using supercritical parameters are presented. And the reduction of exergy losses is discussed based on the need of surplus heat exchanger surface.

Journal ArticleDOI
01 Jan 2010-Energy
TL;DR: In this paper, the statistical data of eleven years' wind speed measurements of the capital of Iran, Tehran, are used to find out the wind energy potential, and other wind characteristics with the help of two methods of meteorological and Weibull are assessed to evaluate of which at a height of 10 meters above ground level and in open area.

Journal ArticleDOI
01 Aug 2010-Energy
TL;DR: In this paper, the potential use of hybrid photovoltaic (PV)/diesel energy system in remote locations was analyzed and the suitability of utilizing hybrid PV and diesel energy system over standalone diesel system was discussed mainly based on different solar irradiances and diesel prices.

Journal ArticleDOI
01 Apr 2010-Energy
TL;DR: In this paper, three time series models, namely, Grey-Markov model, grey-model with rolling mechanism, and singular spectrum analysis (SSA), were used to forecast the consumption of conventional energy in India.

Journal ArticleDOI
01 Mar 2010-Energy
TL;DR: In this paper, a thermoelectric module composed of TEGs and a cooling system is developed to improve the efficiency of an IC engine, and two potential positions on an automobile are chosen to apply this module, e.g. exhaust pipe and radiator, to examine the feasibility.

Journal ArticleDOI
01 Dec 2010-Energy
TL;DR: In this article, the causal relationship between economic growth, carbon emission, and fossil fuels consumption was investigated using the Toda-Yamamoto method for Iran during the period 1967-2007.

Journal ArticleDOI
01 Aug 2010-Energy
TL;DR: In this paper, a study was conducted to determine the energy balance between the energy inputs and yield for apple production in Tehran, Iran, where data were collected from 56 apple orchards.

Journal ArticleDOI
01 Dec 2010-Energy
TL;DR: In this article, a method for biogas scrubbing and CH 4 enrichment is presented, where a packed column of liquid solvents are circulated through the column, contacting the Biogas in countercurrent flow, and test results revealed that the aqueous solutions used were effective in reacting with CO 2 in BiOGas, creating CH 4 enriched fuel.

Journal ArticleDOI
01 Dec 2010-Energy
TL;DR: In this article, the authors review the changing role of electricity systems modelling in a strategic manner, focussing on the modelling response to key developments, the move away from monopoly towards liberalised market regimes and the increasing complexity brought about by policy targets for renewable energy and emissions.

Journal ArticleDOI
01 Dec 2010-Energy
TL;DR: In this article, the authors presented a PV-diesel hybrid power system with battery backup for a village being fed with diesel generated electricity to displace part of the diesel by solar.

Journal ArticleDOI
01 Nov 2010-Energy
TL;DR: In this article, the authors present an overview of primary energy production and consumption in China, focusing on the development of high efficiency, safety, cleanliness, and optimum utilization of coal chemical industry.

Journal ArticleDOI
01 Dec 2010-Energy
TL;DR: In this paper, the performance analysis of a waste heat recovery system based on organic rankine cycle, using R-12, R-123 and R-134a as working fluids for power generation have been studied.

Journal ArticleDOI
01 Sep 2010-Energy
TL;DR: This article examined the causal relationship between economic growth, electricity generation, exports and prices in a multivariate model and found that there is a unidirectional Granger causality running from economic growth to electricity generation.

Journal ArticleDOI
01 Nov 2010-Energy
TL;DR: In this article, the authors presented the coal combustion scenario and its related air pollution in China, and some commonly used technologies for removing the pollutants from coal combustion had been introduced after comparison of its utilization efficiency, engineering investment, and operation expense.

Journal ArticleDOI
01 Jun 2010-Energy
TL;DR: In this article, the authors examined the exhaust waste heat recovery potential of a high-efficiency, low-emissions dual fuel low temperature combustion engine using an organic Rankine Cycle (ORC), and quantified the potential improvements in fuel conversion efficiency and specific emissions (NO x and CO 2 ) with hot exhaust gas recirculation (EGR) and ORC turbocompounding.

Journal ArticleDOI
01 Oct 2010-Energy
TL;DR: In this paper, a brief discussion of the status, sustainability (economic, environmental and social impact), and prospects of fossil, nuclear and renewable energy use, and of power generation (including hydrogen, fuel cells, micropower systems, and the futuristic concept of generating power in space for terrestrial use), is presented.

Journal ArticleDOI
01 Jul 2010-Energy
TL;DR: In this article, a simplified model for cost analysis of different design configurations of solar desalination units is applied to evaluate the benefit of modification from the economical point of view. But, the results show that, the best average and maximum daily productivity are obtained from solar stills of single-slope and pyramid-shaped.