Journal of Energy Engineering: Recent submissions
Now showing items 121-140 of 1539
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Effects of Different Surfactant and Furan Cosolvents on the Macroscopic and Microscopic Properties of Ethanol-Diesel Fuel Blends
(American Society of Civil Engineers, 2025)Ethanol is considered a clean, cost-effective, carbon-neutral fuel. In this study, the effect of a surfactant (Span 80/Tween 80) and cosolvent (furan) on the macroscopic and microscopic mutual solubility characteristics ... -
Multifactor Evolution and Carbon Sequestration Effect of Coal Pore Structure during CO2 Storage in a Coal Mine Goaf Environment
(American Society of Civil Engineers, 2025)Excessive greenhouse gas emissions, primarily CO2, are a principal cause of global warming. China’s extensive abandoned mines and goafs present a unique opportunity for CO2 storage, offering a dual benefit of reducing ... -
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 ... -
Performance Evaluation of Chiller Unit with Gas Bearings Based on Energy, Exergy, Economic, and Environmental Analyses
(American Society of Civil Engineers, 2025)Chilled water units using centrifugal compressors with gas bearings are an important research direction, but the necessary additional refrigerant circulation for gas bearings and motor cooling increases the design and ... -
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 ... -
Numerical Analysis of the Effect of a Radial Serpentine Flow Field on PEMFC Performance
(American Society of Civil Engineers, 2025)The flow field is a crucial factor affecting the performance of proton exchange membrane fuel cells (PEMFCs). To enhance cell performance, this paper proposes a radial serpentine flow field. Using COMSOL software, a ... -
Coordination Design of PSS and STATCOM Based on the IDBO Algorithm to Improve Small-Signal Stability of Wind PV Thermal–Bundled Power System
(American Society of Civil Engineers, 2025)The low frequency oscillation (LFO) caused by the access of renewable energy sources has a significant impact on the stability of power system. This paper utilizes a static synchronous compensator (STATCOM) and power system ... -
Enhanced Mass-Transport Study of Fuel-Cell Gas Diffusion Layer under Nonuniform Assembly Force
(American Society of Civil Engineers, 2025)This study investigates the impact of nonuniform assembly forces on the mass transfer characteristics of the proton exchange membrane fuel cell. Initially, utilizing a solid mechanics model, the influence of assembly forces ... -
Experimental Study of Shale Pore Structure Sensitivity to External Fluids in Jiyang Depression in China
(American Society of Civil Engineers, 2025)The pore structure of shale in the Jiyang Depression is influenced by acid and alkali solutions, and is related to the saturated fluid stage. Revealing the characteristics of external fluid influence on the pore structure ... -
Effects of Chemical Solution Components on Pore Structure Development and Permeability Characteristics of Coal
(American Society of Civil Engineers, 2025)Using chemical methods to improve the pore structure of coal and increase its permeability is an effective measure for preventing mining gas disasters. To study the effects of chemical solution components on the pore ... -
Characterization of Physical and Chemical Structures of Calcite-Bearing Coal under Coupled Acidization and Water Intrusion
(American Society of Civil Engineers, 2025)Mineral filling is very common in coal seams and significantly affects the pore structure and permeability of coal. Calcite is the main component of the contained minerals. According to chemical theory, calcite can be ... -
Simulation Study of the Modified Combustion Chamber Effect on Ammonia-Diesel Dual-Fuel Engine Performance
(American Society of Civil Engineers, 2025)The application of low-carbon/carbon-free fuel engines to transportation is an important way to achieve energy saving and emissions reduction in conventional engines. In this study, with the help of computational fluid ... -
Mechanism and Key Parameters of Coal Fragmentation by Supersonic Gas Jet Impact: Numerical and Physical Simulation Research
(American Society of Civil Engineers, 2025)To address the challenges of hole collapse and plugging in soft coal seams resulting from water jet–enhanced extraction technology, this paper investigates the continuous process mechanisms, jet characteristics, and ... -
Effects of Diesel Hydrocarbon Components on Combustion and Emissions in a Heavy-Duty Diesel Engine
(American Society of Civil Engineers, 2025)An in-depth study of the effects of diesel hydrocarbon components on diesel engine performance can help achieve efficient and clean combustion and provide guidance for improving commercial diesel components. In this paper, ... -
Passive Thermal Control Strategies for Lithium-Ion Batteries under Thermal Abuse Conditions: An Experimental Study on Thermal Insulation Efficacy
(American Society of Civil Engineers, 2025)Thermal abuse conditions can seriously reduce the thermal stability of lithium-ion batteries (LIBs) and even trigger thermal runaway (TR) of LIBs. This is very dangerous for electric vehicles if the TR event shows up inside ... -
Material Properties and Triaxial Thermal Damage Evolution Mechanism of Limestone under Different Temperature and Standing Time
(American Society of Civil Engineers, 2025)The mechanisms of changes in rock properties over time following high-temperature exposure are critical for evaluating the long-term stability of thermally damaged surrounding rocks. This study focuses on limestone from ... -
Comprehensive Characterization of Shale Components and Pore Structures: An Analysis from Micro- to Nanoscale Perspectives
(American Society of Civil Engineers, 2025)The components and pore structures of shale are complex due to the heterogeneous distribution of organic and inorganic minerals. Understanding the pore structures properties of shale is essential for elucidating the fluid ... -
Fault Diagnosis Method for Proton Exchange Membrane Fuel Cells Based on the Fusion of Deep Learning and Ensemble Learning
(American Society of Civil Engineers, 2025)Aiming at the evolutionary and simultaneous faults encountered in fuel cell applications, this paper proposes a fault diagnosis method for proton exchange membrane fuel cells that integrates 1DAlexNet, the self-attention ... -
Experimental Investigation of a Methanol–Diesel RCCI Engine: Combustion and Emissions Characteristics under Various Methanol Substitution and EGR Rates at Different Altitudes
(American Society of Civil Engineers, 2025)Given the global efforts to reduce pollutant emissions and achieve carbon neutrality, methanol–diesel dual-fuel reactivity-controlled compression ignition (RCCI) combustion has become an essential approach for the technological ... -
Investigating the Effect of Using Butyl Palmitate as a Fuel Additive on Diesel Engine Performance, Combustion, Emission, and Soot Morphological Characteristics
(American Society of Civil Engineers, 2025)Diesel engines are known for their high torque and are widely used in automotive, maritime, and industrial sectors because they offer superior power output and efficiency. Fuel additives are explored and utilized by ...