Showing papers in "Sustainable Energy Technologies and Assessments in 2014"

TL;DR: In this paper, a comprehensive review of energy storage technologies that are currently engaged for power applications, including pumped hydro, compressed-air, battery, flywheel, capacitor, supercapacitor, superconducting magnetic and thermal systems, is presented.

TL;DR: In this article, an off-grid hybrid multisource system (PV/wind/diesel/battery) is considered, modeled, optimally sized, and compared with a diesel alone generation system in terms of the total annual cost and environmental emissions.

TL;DR: In this article, the authors analyzed the environmental feasibility of reusing electric vehicle (EV) batteries at their automotive end-of-life into stationary applications in a parameterized life cycle model, assuming that the life of a lithium ion (Li-ion) EV battery is extended to incorporate the re-purposing and re-use in grid storage for a utility application.

TL;DR: In this article, the authors developed a selection methodology and to determine the most appropriate renewable energy sources for electricity generation for Indonesia, based on fuzzy AHP, which involved a new procedure for the aggregation of expert opinions.

TL;DR: In this paper, the authors investigated the effects of capacity fade, energy efficiency fade, failure rate, and charge/discharge profile for lithium-ion (Li-ion) batteries based on first use in electric vehicles (EVs) and second use in energy storage systems (ESS).

TL;DR: An extensive literature review on the impact of climate change on the electricity sector is the first step in understanding and building impact assessment model for the electric power sector as discussed by the authors, highlighting the research areas where the knowledge frontier has advanced significantly like: temperature-sensitive demand estimation, plant-level effects of cooling water/ambient air temperature increase; supply vulnerabilities due to decreased water availability for power generation; localized impact on wind resources etc.

TL;DR: In this paper, the estimation of GHG emission potential using software LandGEM, version 302, from three landfill sites of Delhi namely: Ghazipur (GL), Bhalswa (BL) and Okhla landfills (OL) sites.

TL;DR: In this article, the effect of biodiesel content on homogeneous charge compression ignition (HCCI) engine combustion, performance and emission characteristics has been investigated experimentally in a modified two-cylinder engine.

TL;DR: In this paper, access to electricity, clean energy, and safe drinking water services are genuine needs of the rural poor for their welfare, and these needs can be addressed either individually or in an integrated app.

TL;DR: In this paper, a multivariate model that expresses global solar irradiance in terms of location latitude, daily relative sunshine, maximum daily temperature, daily average relative humidity, and cosine of day number was developed.

TL;DR: In this article, a series of binary mixtures based on commercial grade fatty acids such as lauric acid, myristic acid (MA), stearic acid and palmitic acid were developed and tested through the Differential Scanning Calorimetry (DSC).

TL;DR: In this article, the feasibility of harnessing rice husk potential for power generation in the rice mills of an Indian state Tripura in combination with the solar photovoltaic (PV) energy through hybrid technology was examined.

TL;DR: In this article, the authors analyzed how passenger car transportation in Europe may change this century under permanent high oil prices and stringent climate control policy, focusing on electricity and hydrogen as principal candidate energy carriers, because these two options are increasingly believed to become the longterm competitors in the transport sector.

TL;DR: In this paper, the authors showed that Pt-free cathodes including activated carbon, plain carbon fibre veil with and without microporous layer (MPL) in two-chamber MFCs generated power with simultaneous catholyte generation in the cathode chamber.

TL;DR: In this article, the potential for improvements in the sustainability of the sector through energy recovery using hydropower turbines at the outlets of wastewater treatment plants (WWTPs) was examined.

TL;DR: In this article, the authors present a preliminary energy and environmental analysis of a vertical-axis micro wind turbine with a nominal electric power of 3.7kW, which is called AM300.

TL;DR: In this article, a case study that uses waste wood from a factory for use in an entrained flow gasification CHP plant is presented, showing that environmental impacts may arise from toxicity, particulates, and resource depletion.

TL;DR: In this paper, the authors presented the long term wind speed and power output of a 40kW wind turbine based on a layer recurrent neural network as the predictor, and the forecast model utilized the levenberg marquardt back propagation (BP) algorithm with a tap delay for prediction of the wind speeds and power generation at 5-min steps of up to 5-days ahead at station A and 10-min samples at the same tower height at station B.

TL;DR: In this article, an example of the energy balance and the efficiency analysis for power generation in internal combustion engine sets using biogas is presented, where a water-cooled engine can effectively reduce the cylinder wall temperature.

TL;DR: In this article, the authors describe a standard methodology using flow charts and a software tool referred to as the ISO 50001 Analyzer to facilitate the development of an ISO50001 compliant energy management system.

TL;DR: In this paper, the energy output, capacity factor and performance ratio of photovoltaic systems in 33 locations spread around ten regions in Cameroon have been evaluated using monthly average daily global horizontal solar irradiation from long-term satellitederived data available in Solar GIS software.

TL;DR: In this article, the authors evaluated wind energy potentials of seven selected locations spreading across Niger-Delta region of Nigeria using wind speed data that extend over 9 to 37 years and subjected to 2-parameter Weibull distribution functions.

TL;DR: In this paper, a large scale hybrid solar hydrogen production system was designed and optimized, which consists of the solid oxide steam electrolysis system coupled to a Photovoltaic array through a Direct Current converter and coupled to the Parabolic Trough Collector through a heat exchanger network optimized using a Generalized Reduced Gradient algorithm.

TL;DR: In this article, the authors evaluate the life cycle environmental impacts of producing microalgal biodiesel via baseline and improved technological routes under several coproduct options and allocation schemes, and compare the results to traditional petroleum diesel.

TL;DR: In this paper, the structural and electrochemical properties of the as-synthesized powders were characterized using scanning electron microscopy, X-ray diffraction, energy dispersive spectroscopy and charge/discharge testing.

TL;DR: In this paper, an indicator-based estimation of sustainability was performed for a gasification-based bioenergy system considering not only economic but also environmental and social issues, with an installed capacity of 40kWel and an investment cost estimated to be approximately 1520€/kWhel and a net profit up to 20,000€/year.

TL;DR: In this paper, K-means clustering has been used to classify discharge and power data of ten years with the greatest possible distinction and the results are presented in a table that shows members of clusters and their distances from respective cluster centers.

TL;DR: In this paper, the photovoltaic-trigeneration optimization model (PVTOM) is applied to residential communities of Calgary, Canada to determine the potential for widespread commercialization of the technology, particularly for new construction.

TL;DR: In this article, the authors used a vertical inline heat exchanger and a heat pump under different drain water flow conditions to accumulate knowledge on how a drain water heat recovery system using a Vertical Inline Heat Exchanger (VHE) and a Heat Pump (HP) performs under different Drain Water Flow Control (DWC) conditions.

TL;DR: In this paper, an objective wind characteristic assessment for a location in western Himalayan region is carried out using wind Atlas Analysis and Application Program micro scale model, which is determined using measured wind data at 1min, 10min, hourly and daily intervals.