Journal of Energy Engineering: Recent submissions
Now showing items 641-660 of 1539
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Influence of a Regenerator on Stirling Engine Performance
(American Society of Civil Engineers, 2016)Stirling engines, as external combustion engines, can be powered using a variety of heat sources achieving significantly reduced emissions. Energy systems using Stirling engines optimize their performance in specific ... -
Gasification of Pelletized Woody Biomass Using a Downdraft Reactor and Impact of Material Bridging
(American Society of Civil Engineers, 2016)Biomass gasification shows a great potential to displace fossil fuels. In this study, the gasification of pelletized hard wood using a 10 kW downdraft gasifier is investigated. The variations of pressure and temperature ... -
Effects of Fuel Post-Injection on the Performance and Pollutant Emissions of a Large Marine Engine
(American Society of Civil Engineers, 2016)Emission reduction from marine engines can be supported by implementing multiple injection strategies. In the present study, the effect of fuel post-injection on the performance and exhaust emissions of a large two-stroke ... -
Distributed Energy Storage with Real and Reactive Power Controller for Power Quality Issues Caused by Renewable Energy and Electric Vehicles
(American Society of Civil Engineers, 2016)The integration of renewable energy sources (RE) and electric vehicles (EV) into the low voltage (LV) networks can create a number of power quality issues. RE or EV can cause voltage unbalance and low power factor when it ... -
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(American Society of Civil Engineers, 2016) -
Numerical Investigation of NOx Emissions for a Flexible Greek Lignite–Fired Power Plant
(American Society of Civil Engineers, 2016)This work simulates the Megalopolis IV power plant boiler operation in terms of NOx emissions for a wide range of thermal loads, and with different operational patterns of the firing system, i.e., different numbers ... -
Demonstrating the Importance of Applying a New Probabilistic Power Flow Strategy to Evaluate Power Systems with High Penetration of Wind Farms
(American Society of Civil Engineers, 2016)Because today’s power systems encounter so many uncertainties, probabilistic methods, such as probabilistic power flow (PPF), are useful to analyze the systems. One of these methods is Monte-Carlo Simulation (MCS), which ... -
Phenomenology of Electrostatically Manipulated Laminar Counterflow Non-Premixed Methane Flames
(American Society of Civil Engineers, 2016)The effect of electrostatic fields on the dilute plasma of chemi-ions generated by a non-premixed, N2-diluted, methane-oxygen flame was studied in an experimental burner whereby a counterflow flame was positioned between ... -
Role of Cerium Oxide Nanoparticles as Diesel Additives in Combustion Efficiency Improvements and Emission Reduction
(American Society of Civil Engineers, 2016)An experimental investigation is conducted to evaluate the performance, combustion, and emission characteristics of a diesel engine using cerium oxide (CeO2) nanoparticles as diesel fuel additives. Using cetyl trimethyl ... -
Pollutant Emissions from Starting a Common Rail Diesel Engine Fueled with Different Biodiesel Fuels
(American Society of Civil Engineers, 2016)Engine start is a critical process of diesel engine operation with respect to the stability of the combustion process, specific fuel consumption, and pollutant emissions among others. Additionally, the starting is a transient ... -
Modeling of High-Ash Coal Gasification in an Entrained-Flow Gasifier and an IGCC Plant
(American Society of Civil Engineers, 2016)Gasification of high-ash coal in dry and slurry entrained flow gasifiers is investigated through equilibrium modeling. Effects of oxygen- and steam-to-coal mass flow rate ratios in a dry-fed gasifier and also the effect ... -
Thermal Analysis of a Concrete Roof with an Outdoor Reflective Surface
(American Society of Civil Engineers, 2016)The present research evaluates the thermal effectiveness of a reflective surface at the outdoor surface of a concrete roof. The objective of the reflective surface is to reduce the heat gain by reflecting most of the solar ... -
Numerical Evaluation of the Effects of Compression Ratio and Diesel Fuel Injection Timing on the Performance and Emissions of a Fumigated Natural Gas–Diesel Dual-Fuel Engine
(American Society of Civil Engineers, 2016)Various solutions have been proposed for reducing the exhaust emissions and improve the well-known soot and nitrogen oxide (NO) trade-off in diesel engines, without making serious modifications to the engine, one of which ... -
Exergetic Optimization and Optimum Operation of a Solar Dish Collector with a Cylindrical Receiver
(American Society of Civil Engineers, 2016)An exergy and energy analysis on a solar parabolic dish collector (PDC) is carried out. In the experimental conditions the destructed exergy due to solar energy absorption by receiver and heat losses from the receiver end ... -
Effective Pathway to Improve Indoor Thermal Comfort in Rural Houses: Analysis of Heat Efficiency of Elevated Kangs
(American Society of Civil Engineers, 2016)Rural households are mainly heated using kangs in northern China. In this study, elevated kangs (EK) were constructed in six rural houses in Zhuanglang County. Indoor and outdoor temperatures were monitored hourly in houses ... -
Investigation of Disk-Stabilized Propane Flames Operated under Stratified and Vitiated Inlet Mixture Conditions
(American Society of Civil Engineers, 2016)The work describes an experimental investigation of propane flames established through fuel injection and gradual premixing with preheated and vitiated oxidizing air, within a double-cavity arrangement, formed along a ... -
New Approach for the Optimal Allocation of Wind Power in a Rural Power System
(American Society of Civil Engineers, 2016)This paper presents a new approach to estimate wind speed and install a wind power turbine (WPT) in a power system. The entire installation procedure includes selecting appropriate buses and verifying the power system after ... -
Performance and Emissions of a Heavy-Duty Truck during the UDDS Driving Cycle: Simulation Analysis
(American Society of Civil Engineers, 2016)This study examines engine and vehicle performance during the UDDS (urban dynamometer driving schedule) driving cycle of a heavy-duty truck. The most important and novel feature of the analysis is the application of a ... -
Comparison of Fine Ash Emissions Generated from Biomass and Coal Combustion and Valuation of Predictive Furnace Deposition Indices: A Review
(American Society of Civil Engineers, 2016)To address important ash-related issues associated with burning solid biomass fuels for power generation, this paper reviews results of studies performed at the Northeastern University (NU) Combustion and Air Pollution ... -
Investigation of a Novel Combination for Both Solar Chimney and Solar Tower Systems
(American Society of Civil Engineers, 2016)The aim of this work was to propose a novel system combines both solar chimney and thermo siphon solar tower systems. To this end, theoretical study to the proposed system was conducted. In this new system, the solar tower ...