Journal of Energy Engineering: Recent submissions
Now showing items 21-40 of 1390
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Study of the Performance of Hydrogen Production by Autothermal Steam Reforming as Dimethyl Ether in a Fan-Shaped Channel Reactor
(American Society of Civil Engineers, 2025)As a clean energy source, hydrogen is one ideal energy carrier and is widely used in the automotive industry. Onboard in situ hydrogen production can effectively solve the problems of difficult hydrogen storage and ... -
Study of the Influence of DPF Regeneration Conditions on the Oxidation Characteristics of Particulate Matter in Biodiesel Combustion
(American Society of Civil Engineers, 2025)After a diesel engine is fueled with biodiesel, the morphology and oxidation activity of particulate matter will change, which will affect the performance and regeneration effect of the diesel particle filter (DPF). This ... -
Study of Fuel Injection Strategy for a Methanol and Diesel Dual-Fuel Large-Bore and Medium-Speed Marine Engine
(American Society of Civil Engineers, 2024)The popularization and application of methanol in internal combustion engines is of great significance to energy and the environment. With its high methanol substitution rate (MSR) and low fuel consumption, the methanol/diesel ... -
Study of Fracture Propagation Mechanism of Horizontal Well Fracturing in Roof of Coal Seams
(American Society of Civil Engineers, 2024)Horizontal well fracturing in the roof of coal seams has been demonstrated to be an effective technique for extracting coalbed methane. However, the mechanism of hydraulic fracturing fracture expansion from roof to coal ... -
Study of Evolution of Propellant-Blasting Vibration Wave in Coal
(American Society of Civil Engineers, 2025)Propellant blasting has a wide range of application scenarios in coal-bed methane mining, but relatively few studies have been conducted on the propagation and attenuation laws of its blasting vibration waves. In order to ... -
Analyzing the Performance of an Optical Nanocomposite Smart Window in a Smart Building
(American Society of Civil Engineers, 2025)Windows play an important role in temperature regulation tasks in buildings, together with smart building plans according to the requirements. In this study, the energy consumption required for temperature regulation has ... -
Optical and Numerical Study on Micropilot Diesel Fuel-Ignited Methane Combustion Process under Different Diesel Fuel Injection Strategies
(American Society of Civil Engineers, 2024)With increasingly stringent emissions regulations, the trend toward using low-carbon fuels in internal combustion engines is unstoppable. Achieving higher rates of methane substitution is a crucial direction for future ... -
Effects of the Supercritical CO2 Exposure Duration on Coal Permeability and Microstructural Changes
(American Society of Civil Engineers, 2024)The injection of CO2 into deep, unmineable coal seams is an effective strategy for reducing greenhouse gas emissions. At depths greater than 800 m, the carbon dioxide transitions to the supercritical state (Sc-CO2). ... -
The Impact of Pilot Diesel Injection Strategies on the Combustion and Emission Characteristics of Diesel–Natural Gas Dual-Fuel Medium-Speed Marine Engines Based on Large-Eddy Simulation
(American Society of Civil Engineers, 2024)With the tightening of emission regulations for marine engines, it has become increasingly important to explore efficient and clean combustion strategies in diesel–natural gas dual–fuel marine engines. This study, for the ... -
Assessment of the Effects of Nanofuels on Combustion and Emissions in a Diesel Engine by Considering Various Types of Nanoparticles in Combination with Biodiesel or Ethanol
(American Society of Civil Engineers, 2024)Improving the quality of fuel represents an effective solution to address the long-standing issue of engine emissions. This study adopts CeO2 and carbon nanotubes as additives, which are blended with neat diesel using a ... -
Performance Enhancement of Hydraulic Axial Turbine Rotor Using Enclosure at Upstream and Downstream Side
(American Society of Civil Engineers, 2024)The demand for electricity is increasing tremendously globally with the development of countries. To fulfill the supply of electricity, many countries have already adopted renewable energy sources. The production of ... -
Study of Gas Migration in the Fissures of Closed Goaf and CH4 Production Characteristics in Vertical Wells under Different Gas Injection Conditions
(American Society of Civil Engineers, 2024)Gas injection displacement is a widely used technique to enhance the recovery of coal methane (CH4) or oil reservoirs. Additionally, this method plays a crucial role in effectively developing CH4 resources in a closed goaf. ... -
Reliability Evaluation of Distribution Network with Electric Vehicles and Distributed Generations Based on Network Equivalence and Sequential Monte Carlo Method
(American Society of Civil Engineers, 2024)This paper proposes a reliability evaluation method of a distribution network with electric vehicles (EVs) and distributed generations (DGs) based on network equivalence and sequential Monte Carlo. Unlike traditional ... -
Parallelizable Permeability Estimation of Digital Porous Media for Sandstone Using Subvolume Properties for Flow in Porous Media
(American Society of Civil Engineers, 2024)In subsurface energy extraction, permeability or conductivity is the vital parameter for quantifying fluid flow in porous media. Three-dimensional digital core technique is widely used to calculate flow parameters and to ... -
Density Prediction Model of Binary or Ternary Diesel Fuel Blends with Biodiesel and Ethanol for Compression-Ignition Engine Calculations
(American Society of Civil Engineers, 2024)Density is an important indicator for evaluating diesel fuel quality that directly affects the injection timing and injection rule of the engine, and also has a significant impact on the spray broken particle size, the ... -
Pore-Scale Simulation of Tortuosity in the Catalyst Layer of Proton Exchange Membrane Fuel Cells
(American Society of Civil Engineers, 2024)The porous structures of the catalyst layer (CL) for proton exchange membrane (PEM) fuel cells were reconstructed using the sphere-based simulated annealing (SA) method, in which different carbon sphere diameters, carbon ... -
Prediction of Coal Seam Permeability by Hybrid Neural Network Prediction Model
(American Society of Civil Engineers, 2024)Coalbed methane (CBM) productive efficiency and coal mine disasters such as gas outbursts and water inrush are closely correlated with coal seam permeability. Effective prediction of coal seam permeability can provide ... -
Damage Law of Liquid Nitrogen Freeze–Thaw Action on Deep Coal Seam with Different Angle Joints
(American Society of Civil Engineers, 2024)Due to the significant pollution caused by the current extraction technology for deep coalbed methane (CBM), we propose the application of anhydrous cracking technology—liquid nitrogen cyclic freeze–thaw technology—to crack ... -
Two Three-Dimensional Super-Gaussian Wake Models for Wind Turbine Wakes
(American Society of Civil Engineers, 2024)This study develops and verifies two advanced wake models based on super-Gaussian distribution: three-dimensional (3D) super-Gaussian (3DSG) and 3D anisotropic super-Gaussian (3DASG) models. They have a smooth Gaussian–top-hat ... -
Cocombustion of Coal–Water Fuel with Fuel Oil
(American Society of Civil Engineers, 2024)The results of experimental studies of the cocombustion of coal–water fuel with fuel oil are presented. According to the results of experimental studies, the efficiency of joint ignition of stationary single droplets of ...