Browsing Journal of Energy Engineering by Title
Now showing items 1-20 of 1390
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1973 NRC Design Spectrum
(American Society of Civil Engineers, 1983)The 1973 Nuclear Regulatory Commission (NRC) design response spectra have been used extensively in the seismic design of nuclear power plants and equipment. The question which has frequently been raised is whether the NRC ... -
3D CFD Predictions and Experimental Comparisons of Pressure Drop in a Ball Valve at Different Partial Openings in Turbulent Flow
(American Society of Civil Engineers, 2008)A three dimensional computational fluid dynamics model, using the STAR-CD software, has been developed to simulate fluid flow in a commonly used flanged ball valve at different partially open settings. The Reynolds number -
3D Thermal-Chemical Reactive Transport Modeling of Fluid-UO2 Reactions under Geological Repository Conditions
(ASCE, 12/23/2022)In this study, we investigated uranium dioxide (UO2) dissolution under geological repository conditions by applying a three-dimensional (3D) thermal-chemical reactive transport model. The transport of chemical species and ... -
A Comparative Study of Flow Control Methods for Enhancing Wind Turbine Blade Performance
(American Society of Civil Engineers, 2025)Over the last 20 years, multiple flow control methods have emerged, presenting significant improvements over conventional blades. Despite this progress, comparisons of different flow control methods are still limited. ... -
A Comparative Study of the Influences of Leading-Edge Suction and Blowing on the Aerodynamic Performance of a Horizontal-Axis Wind Turbine
(American Society of Civil Engineers, 2023/02/01)The aerodynamic performance of a National Renewable Energy Laboratory Phase VI horizontal-axis wind turbine (HAWT) equipped with blades characterized by leading-edge suction and blowing was analyzed numerically in three ... -
A Comparative Study on the Hydraulic Fracture Propagation Behaviors in Hot Dry Rock and Shale Formation with Different Structural Discontinuities
(ASCE, 2022/12/01)Hydraulic fracture (HF) propagation behavior is significant when building an enhanced geothermal system for hot dry rock (HDR) and evaluating the simulated reservoir volume (SRV) for shale gas reservoirs. The HF propagation ... -
A Decentralized System for Green Energy Distribution in a Smart Grid
(ASCE, 2020)A smart grid is a two-way communication distributed energy network that enables efficient energy generation and distribution. Due to increased interest in renewable energy production and consumption, energy distribution ... -
A Fully Coupled Thermomechanical Analysis of Lithium-Ion Batteries with Total Heat Generation Rate
(ASCE, 8/28/2023 )The performance of Lithium-ion batteries (LIBs) is seriously affected by temperature rise and mechanical degradation during the charge or discharge. In this work, a fully coupled thermomechanical model with the total heat ... -
A Hybrid Multivariate Multistep Wind-Speed Forecasting Model Based on a Deep-Learning Neural Network
(American Society of Civil Engineers, 2024)Predicting wind speed is a complex undertaking influenced not only by the wind-speed sequence itself but also by various meteorological factors. This paper introduces a novel multivariate deep-learning neural network ... -
A Laboratory-Scale DEM Simulation on Multiwell Simultaneous Fracturing to Improve the Understanding of Interfracture Interference
(ASCE, 2022/06/01)As an emerging technology, simultaneous hydraulic fracturing has shown significant potential for increasing stimulated reservoir volume (SRV) in the development of shale gas. However, due to complicated interfracture ... -
A New Index to Evaluate the Seepage Capacity of Water-Wet Sandstone Reservoirs
(ASCE, 5/29/2023 )The water-wet sandstone reservoirs in the Liushagang Formation of the Beibuwan Basin has tremendous exploration potential for oil reserves in the South China Sea. However, owing to the weak correlations between petrophysical ... -
A Novel Adaptive Parallel Model with Knowledge-Aided Conversion Efficiency Assessment for Wind Turbine Condition Monitoring
(ASCE, 5/30/2023 )Monitoring wind turbines is essential for their safe operation on wind farms. However, the majority of data-driven monitoring strategies do not consider expert knowledge. Consequently, they cannot simultaneously monitor ... -
A Novel Approach to Obtain Fractal Dimension in Coals by LFNMR: Insights from the T2 Peak and T2 Geometric Mean
(ASCE, 2022-02-22)Pore structural parameters of coalbed methane (CBM) reservoirs can be vital in establishing their gas adsorption behaviors and gas transport capabilities. The fractal dimension of pore structure in coals by low-field nuclear ... -
A Novel Ejector with Water-Separator Function for Proton Exchange Membrane Fuel Cell System Based on a Transient 3D Model
(American Society of Civil Engineers, 2023/06/01)The design and optimization of the hydrogen circulation system can improve the hydrogen utilization rate and overall system efficiency of the fuel cell system. The ejector and water separator are important parts of the ... -
A Novel Porous Diffusion Model during Gas Desorption in Coal Based on Fractal Characteristics of Pore Structure
(ASCE, 2024/06/01)In order to clarify the relationship between the conventional diffusion models and the time-dependent diffusion model during gas desorption, a porous diffusion model during gas desorption in coal was established by modeling ... -
A Novel Short-Term Power-Load Forecasting Method Based on High-Dimensional Meteorological Data Dimensionality Reduction and Hybrid Deep Neural Network
(ASCE, 2023/12/01)Accurate power load forecasting could provide a scientific basis for the rapid response and stable operation of a modern power system. To take advantage of the meteorological big data to improve short-term forecasting ... -
A Perspective on Darcy’s Law across the Scales: From Physical Foundations to Particulate Mechanics
(ASCE, 2022/11/01)This paper puts forward a perspective or opinion that we can demonstrate Darcy’s law is valid at any scale where fluid can be modeled/analyzed as a continuum. Darcy’s law describes the flow of a fluid through a porous ... -
A Review of Wind-Resource-Assessment Technology
(American Society of Civil Engineers, 2006)Generation of electrical energy from wind can be economically achieved only where a significant wind resource exists. Because of the cubic relationship between wind velocity and output energy, sites with small percentage ... -
A Risk-Based Framework to Improve a Distribution System’s Resilience against Earthquakes
(American Society of Civil Engineers, 2023/02/01)Earthquakes and other natural disasters have caused significant damages to power systems, indicating the necessity to enhance power system resilience. This paper proposes a risk-based resilience enhancement framework against ... -
A Thermal-Hydraulic-Mechanical Coupling Simulation of Fluid Flow and Heat Transfer Specifically in Crossed-Rough Fractures in a Geothermal Reservoir
(ASCE, 2022/12/01)For the development and utilization of geothermal reservoirs, a thorough understanding of fluid flow and heat transfer characteristics in rock fractures is crucial. The effect of two interacting crossed-rough fractures on ...