Journal of Energy Engineering: Recent submissions
Now showing items 601-620 of 1539
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Effect of Water Injection on Fuel Efficiency and Gaseous and PN Emissions in a Downsized Turbocharged SI Engine
(American Society of Civil Engineers, 2018)Water injection represents a promising technology to overcome limitations of knock occurrence and fuel enrichment that reduce the efficiency of downsized spark-ignition (SI) engines. This paper presents the results of an ... -
Experimental and Numerical Investigation of Thermal Energy Management with Reciprocating Cooling and Heating Systems for Li-Ion Battery Pack
(American Society of Civil Engineers, 2018)This work investigated the thermal management of Li-ion battery packs by using reciprocating cooling and heating systems with different reciprocating periods and air velocities. The accuracy of the 3D model was validated ... -
Evaluating Oxygenated Fuel’s Influence on Combustion and Emissions in Diesel Engines Using a Two-Zone Combustion Model
(American Society of Civil Engineers, 2018)This work examines the effects of diesel fuel oxygenation on the combustion and emissions in a direct injection (DI) diesel engine. This is a predominately computational study, where the influence of the fuel oxygen content ... -
Parametric Analysis of a Power and Water Combined System Based on a Top Organic Rankine Cycle
(American Society of Civil Engineers, 2018)Electricity and freshwater are fundamental demands both for life consumption and industrial production. In this paper, a power and water combined system is proposed, with a humidification dehumidification (HDH) desalination ... -
Probabilistic Power and Mass Flow Analysis for Integrated Electricity and Heating Networks
(American Society of Civil Engineers, 2018)The wide application of combined heat and power (CHP) units increases the interaction between electricity and heating networks and the interest in combined analysis of the integrated electricity and heating networks (IEHNs). ... -
Numerical Analysis of a Solar Air Preheating Coal Combustion System for Power Generation
(American Society of Civil Engineers, 2018)A new type of solar-aided power generation plant has been proposed and numerically analyzed in this work. It is composed of a parabolic trough collector field, based on gas-phase nanofluid, coupled with a flameless coal ... -
Energy and Exergy Analyses of Recompression Brayton Cycles Integrated with a Solar Power Tower through a Two-Tank Thermal Storage System
(American Society of Civil Engineers, 2018)Energy and exergy analyses of a recompression supercritical carbon dioxide Brayton cycle integrated with a solar tower through a two-tank thermal storage system were conducted. A complete mathematical model, where a heliostat ... -
Effect of Semi-Char Content on Oxygen-Enriched Co-Combustion Behaviors of Lignite and Semi-Char
(American Society of Civil Engineers, 2018)Oxygen-enriched combustion experiments of individual samples (lignite and semi-char) and their blends were conducted using a thermogravimetric analyzer. The semi-char sample was prepared from Baorixile (BL) lignite under ... -
Fundamental Review of the OPF Problem: Challenges, Solutions, and State-of-the-Art Algorithms
(American Society of Civil Engineers, 2018)Optimal power flow (OPF) is critical for maintaining the secure and economic operation of power systems. In this paper, a fundamental analysis of the OPF problem is provided. As a common nonlinear programming (NLP) problem ... -
Microwave-Assisted Liquefaction of Ulva prolifera over Fe2O3-Modified HY Catalyst
(American Society of Civil Engineers, 2018)The microwave-assisted liquefaction of Ulva prolifera under atmospheric pressure conditions was investigated for an Fe species–modified HY catalyst. The characterization of Fe/HY confirmed that the Fe species existed in ... -
Temperature Dynamic Characteristics of Power-Generation Cabin in Antarctic: Case Study for Dome A
(American Society of Civil Engineers, 2018)With the goal of providing basic thermal data for the thermal management of a power-generation cabin at Dome A in the Antarctic, a dynamic model of annual temperature variations in the power-generation cabin is developed ... -
Effect of Thermal Resistance on the Random Combustion of Micro-Organic Dust Particles
(American Society of Civil Engineers, 2018)A new mathematical model is presented to investigate the random combustion of a combustible mixture of micro-organic dust particles and air. For this purpose, a model is developed assuming a flame structure composed of ... -
Studying the Impact of Solar PV on Power System Dynamics Using Integrated Transmission and Distribution Network Models
(American Society of Civil Engineers, 2018)Integrated transmission and distribution (T&D) analysis is a new research area in power systems that has gained traction in recent years to study the impacts of rapidly growing penetration levels of distributed generation, ... -
Modeling and Experimental Verification of a Straight-Through Evacuated Tube Installed on a Façade for Solar Space Heating
(American Society of Civil Engineers, 2018)Using solar energy for space heating is a promising technology to offset buildings’ energy consumption and reduce environmental pollution. Solar air heating system is free of freezing and inexpensive owing to its inherent ... -
Current-Controller Effectiveness for Grid-Connected Converters: Comparative Case Studies
(American Society of Civil Engineers, 2018)This paper describes the implementation and comparison of two current-control strategies for a three-phase voltage source inverter (VSI) system grid connected via a LCL filter and used in distributed power generation systems ... -
Recent Innovations in Advanced Thermal Energy Systems towards Better Utilization of Energy Resources and Cleaner Environment: Issues and Challenges
(American Society of Civil Engineers, 2017) -
Ignition-Characteristic Research of the Diesel Fuel in Combustion Vessel Simulated Diesel Engine Cold Start Condition
(American Society of Civil Engineers, 2018)The initial ignition characteristic of fuel spray in a diesel engine is of great significance in the cold start problem. In this paper, the constant volume combustion vessel was applied to simulate the practical diesel ... -
Thermal Storage Characteristics of the Vertical Cylindrical Water Tank
(American Society of Civil Engineers, 2017)This study conducts experimental and numerical investigations on the thermal storage characteristics of the vertical cylindrical water tank in the heat preservation process. A new experimental rig is established under the ... -
Solar–Thermal Systems for Domestic Hot Water Production Implemented in Collective Households
(American Society of Civil Engineers, 2017)The energy used in the built environment represents approximately 40% of the total energy consumed by the community, with significantly higher values in rural communities. Out of this, a significant share is used for ... -
Global and Local Pollutant Emissions Displacement due to Power Transmission Expansion
(American Society of Civil Engineers, 2018)Power transmission expansion planning has been frequently solved through economical and reliability perspectives, without focusing on the environmental implications of the incorporation of transmission lines. In this paper, ...