Journal of Energy Engineering: Recent submissions
Now showing items 621-640 of 1539
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Probabilistic Load Flow Analysis Using Randomized Quasi–Monte Carlo Sampling and Johnson Transformation
(American Society of Civil Engineers, 2017)As the fastest growing type of renewable generation, wind power integration has been widely studied to address both the environmental and the energy concerns. The intermittent and stochastic features of wind power, however, ... -
Annual Performance Estimation of a Multireservoir System Including a Pumped Storage Plant for the Mean Hydrological Year
(American Society of Civil Engineers, 2017)An existing Romanian hydro system (two reservoirs/peak hydropower plants), where the addition of a pumped storage plant with a weekly emptying/filling cycle was planned, was selected as a case study. For the main upstream ... -
Orientation of Facades for Active Solar Energy Applications in Different Climatic Conditions
(American Society of Civil Engineers, 2017)This study presents an investigation concerning the conversion of solar radiation into heat, cold, and electricity on the facades of virtual buildings located in four different cities that correspond to different climatic ... -
Numerical Investigation of a Coal-Fired Power Plant Main Furnace under Normal and Reduced-Oxygen Operating Conditions
(American Society of Civil Engineers, 2017)This work simulates the Suralaya Power Plant Unit 6 boiler located at Cilegon, Banten, in Indonesia for two thermal loads, i.e., 600 and 400 MW under as-found (normal) and reduced-oxygen conditions, by means of ... -
Enhanced Sustainable Cooling for Low Energy Office Buildings in Continental Temperate Climate
(American Society of Civil Engineers, 2017)Developing efficient, sustainable, and affordable buildings requires combinations of passive and active measures that exploit specific onsite features. However, in temperate climates, reducing the heating demand (by ... -
Comparative Study of Three Modes of Flue Gas Treatment for Power Plants
(American Society of Civil Engineers, 2017)Flue gas treatment systems have been widely installed in power plants to recover the remaining energy from the exhaust flue gas and to address pollutant emissions by heating the cleaned flue gas. In this study, three modes ... -
Applications of Clustering and Isolation Forest Techniques in Real-Time Building Energy-Consumption Data: Application to LEED Certified Buildings
(American Society of Civil Engineers, 2017)Buildings are the largest consumer of energy in the United States from various sectors that includes transportation, industry, commercial, and residential buildings. Leadership in Energy and Environmental Design (LEED) ... -
Comparative Exergetic Analysis of Solar Integration and Regeneration in Steam Power Plants
(American Society of Civil Engineers, 2017)Nowadays, many health, environmental, and economic concerns are associated with fossil fuel use, and therefore the improvement of new and advanced technologies and the use of renewable fuels are key issues for the sustainable ... -
Cost Assessment of a District Heating System in Northern Japan Using a Geographic Information–Based Mixed Integer Linear Programming Model
(American Society of Civil Engineers, 2017)This paper presents a geographic information-based mixed integer linear programming model for a district heating system design. The model minimizes the annualized investment and operation costs of the system, with the key ... -
Modeling and Optimization of Multitype Power Sources Stochastic Unit Commitment Using Interval Number Programming
(American Society of Civil Engineers, 2017)The increasing penetration of renewable energy (RE) brings nonnegligible uncertainties to a power system, which should be carefully considered in the day-ahead scheduling for better RE utilization and higher power supply ... -
Modeling of Partially Shrouded Impellers’ Effect on Operating Efficiency and Flow Range of Centrifugal Compressor
(American Society of Civil Engineers, 2016)The centrifugal impeller is one of the most critical aerodynamic parts of centrifugal compressors. The previous experimental investigation demonstrated that the fully shrouded impeller is better in terms of efficiency ... -
Improvement of Energy Comprehensive Utilization in a Solar Trough Concentrating PV/T System
(American Society of Civil Engineers, 2016)To increase power output and outlet fluid temperature from a solar trough concentrating photovoltaic/thermal (CPV/T) system, a system with a solar parabolic trough concentrating PV/T unit as the first stage and a solar ... -
Ranking Method for Peak-Load Shifting Considering Different Types of Data
(American Society of Civil Engineers, 2016)Management measures for peak-load shifting are employed to alleviate power shortages during the peak hours in some countries with power-supply shortages, such as China. One of the most popular measures is to rank the ... -
Exergetic Analysis of Triple-Level Pressure Combined Power Plant with Supplementary Firing
(American Society of Civil Engineers, 2016)This work presents a thermodynamic analysis of a triple-level pressure combined power plant with supplementary firing. The supplementary firing is a technological development for improving and increasing the output power ... -
Sensitivity and Optimization Analysis of Design Wind Angle for Air-Cooled Power Plant
(American Society of Civil Engineers, 2016)The layout of an air-cooled steam condenser (ACSC) has a great impact on a power plant’s operation. This is owed to the fact that the performance of the condenser and subsequently of the whole power plant is strongly ... -
Theoretical Comparative Study of Quantum Dot Solar Cell Behavior for Single and Multi-Intermediate Bands
(American Society of Civil Engineers, 2016)In this paper, the mathematical model of the intermediate band quantum dot solar cell (IBQDSC) is investigated by using one and two intermediate bands (IBs). The IBs arise from the quantum dot (QD) semiconductor material ... -
Artificial Intelligent Models for Improved Prediction of Residential Space Heating
(American Society of Civil Engineers, 2016)Using artificial intelligence (AI) models, cost effective electricity meter, and easily accessible weather data, this paper discusses a methodology for improved prediction of hourly residential space heating electricity ... -
Theoretical Study of Triple-Flame Temperature Distribution in Heat-Recirculated Microcombustor
(American Society of Civil Engineers, 2016)This paper presents a two-dimensional analytical method for investigating the triple-flame temperature profile in a microcombustor. For this purpose, the microcombustor chamber is divided into a preheat and a reaction zone ... -
Effect of Volatile-Char Interaction on Nitrogen Oxide Emission during Combustion of Blended Coal
(American Society of Civil Engineers, 2016)Utilization of blended coal has been a great issue due to the increasing off-specification coals received in power plants, while the reduction of nitrogen oxide is also attracting extensive attention in China. This study ... -
Algorithm for Transmission Loss Allocation in Market-Based Power Systems with Wind Generation
(American Society of Civil Engineers, 2016)This paper proposes a novel method for transmission loss allocation in restructured power systems. It is based on circuit laws and the orthogonal projection theory. In this method, the current flow in each branch is divided ...