Journal of Energy Resources Technology: Recent submissions
Now showing items 681-700 of 3450
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Comparative Study of the Inline Configuration Wind Farm
(The American Society of Mechanical Engineers (ASME), 2020)This research provides an in-depth analysis of the flow around the rotor and in the wake of a single horizontal axis wind turbine (HAWT) model at different free stream velocities and tip speed ratios (TSRs). Moreover, it ... -
Numerical Investigation of a Vertical Axis Wind Turbine Performance Characterization Using New Variable Pitch Control Scheme
(The American Society of Mechanical Engineers (ASME), 2020)A double multiple streamtube model coupled with variable pitch methodology is used to analyze the performance characteristics of a small-scale straight-bladed Darrieus type vertical axis wind turbine (SB-VAWT). The numerical ... -
Modeling of 3D Rock Porous Media by Combining X-Ray CT and Markov Chain Monte Carlo
(The American Society of Mechanical Engineers (ASME), 2020)Rocks contain multi-scale pore structures, with dimensions ranging from nano- to sample-scale, the inherent tradeoff between imaging resolution and sample size limits the simultaneous characterization of macro-pores and ... -
Mitigating Allocation and Hydrocarbon Accounting Uncertainty Using More Frequent Flow Test Data
(The American Society of Mechanical Engineers (ASME), 2020)Although the application of multi-phase flow meters has recently increased, the production of individual wells in many fields is still monitored by occasional flow tests using test separators. In the absence of flow ... -
Cost Optimization and Flexibility Analysis for the Liquefaction of an Associated Natural Gas Stream
(The American Society of Mechanical Engineers (ASME), 2020)Liquefaction and then transportation to the market is one of the promising options for the utilization of associated natural gas resources which are produced in oil fields. However, the flow of such resources is normally ... -
Modeling of Hardwood Pyrolysis Using the Convex Combination of the Mass Conversion Points
(The American Society of Mechanical Engineers (ASME), 2020)This work investigates the kinetics of a pyrolysis reactor. Pyrolysis is demarcated as a two-step process that is the primary and the secondary decomposition of hardwood in the presence of nitrogen. The qualitative aspect ... -
Experimental Study on the Fractal Pattern of a Coal Body Pore Structure Around a Water Injection Bore
(The American Society of Mechanical Engineers (ASME), 2020)In order to enhance the disaster prevention effect of coal seam water injection technology, in this paper, the structural characteristics of the coal sample under the true mechanical environment of coal seam water injection ... -
Working Fluid Dependence on Source Temperature for Organic Rankine Cycles
(The American Society of Mechanical Engineers (ASME), 2020)This paper presents the results of numerical simulations of organic Rankine cycles (ORCs) for low-grade heat source temperature in the range of 373–653 K for 20 working fluids. The goal of the study is to determine the ... -
Methodology for Sub-commercial Calculation of the Potential Energy Storage Capacity of Hydrogen, Natural Gas, and Compressed Air in Salt Caves
(The American Society of Mechanical Engineers (ASME), 2020)The incorporation of renewable energy into the future world energy matrix challenges its efficient use because renewable energy is not always available due to its dependence on natural factors such as wind and sunlight. ... -
Effects of Slitting Size and Inlet Operating Conditions on Hydrogen Combustion Characteristics in a Micro-Combustor With a Controllable Vortex Slotted Bluff Body
(The American Society of Mechanical Engineers (ASME), 2020)Effects of controllable vortex slotted bluff body parameters (position of a bluff body, slit size, and controllable flow ratio) on the combustion characteristics of hydrogen/air in a micro-combustor with a bluff body were ... -
An Environment Friendly Approach to Reduce the Breakdown Pressure of High Strength Unconventional Rocks by Cyclic Hydraulic Fracturing
(The American Society of Mechanical Engineers (ASME), 2020)Unconventional hydrocarbon resources mostly found in highly stressed, overpressured, and deep formations, where the rock strength and integrity are very high. When fracturing these kinds of rocks, the hydraulic fracturing ... -
Kinetic Analysis of Co-Firing of Corn Stalk and Paper Sludge Using Model-Fitting and Model-Free Methods
(The American Society of Mechanical Engineers (ASME), 2020)The combustion kinetics of corn stalk (CS), paper sludge (PS), and their mixture were studied by thermogravimetric analysis (TGA) using one model-fitting method (Coats–Redfern (CR)) and four model-free methods, namely, ... -
Improved Layouts and Performance of Single- and Double-Flash Steam Geothermal Plants Generated by the Heatsep Method
(The American Society of Mechanical Engineers (ASME), 2020)Single- and double-flash steam power plants are commonly used in the utilization of high enthalpy liquid-dominated geothermal resources. In these plants, the expansion line in the wet steam region results in significant ... -
Evaluation of Technological Options for Carbon Dioxide Utilization
(The American Society of Mechanical Engineers (ASME), 2020)In this paper, various technologies for the utilization of captured carbon dioxide (CO2) are evaluated using parametric and expert evaluation methods. About 25 technologies at different technology readiness level (TRL) ... -
Exhaust Heat Recovery Unit Equipped With Nanofluid and Helical Tapes, a Solution for Cleaner Energy Production
(The American Society of Mechanical Engineers (ASME), 2020)In internal combustion engines (ICE), a major part of the generated energy via burning the fuel is wasted. The cooling fluid controlling the temperature, the reclaimed hot gases for reducing the environmental impacts, and ... -
Nonuniform Kelvin Force Effect on Laminar Flow of Nanomaterials
(The American Society of Mechanical Engineers (ASME), 2020)In the current study, Kelvin force as an external source has been used to affect the ferrofluid flow style. The presence of wire below the pipe creates a variable magnetic force that generates rotating eddies near the wire ... -
Numerical Study of Magnetic Field Influence on Three-Dimensional Flow Regime and Combined-Convection Heat Exchange Within Concentric and Eccentric Rotating Cylinders
(The American Society of Mechanical Engineers (ASME), 2020)The forced and natural flows of fluid within an annulus caused by the rotation of cylinders and temperature differences of the inner and outer walls are observed in various engineering applications. In this research, the ... -
Estimation of Pressure Drop of Two-Phase Flow in Horizontal Long Pipes Using Artificial Neural Networks
(The American Society of Mechanical Engineers (ASME), 2020)Gas–liquid two-phase flows through long pipelines are one of the most common cases found in chemical, oil, and gas industries. In contrast to the gas/Newtonian liquid systems, the pressure drop has rarely been investigated ... -
Numerical and Experimental Study of Multiphase Transient Core-Annular Flow Patterns in a Spouted Bed
(The American Society of Mechanical Engineers (ASME), 2020)Dense solid–gas bubbling systems with combined fluid-particle motion are among one of the most extensively used fluidization forms used in the chemical industry. Therefore, it is important to have a good understanding of ... -
Development of an Operational Planning Tool for Geothermal Plants With Heat and Power Production
(The American Society of Mechanical Engineers (ASME), 2020)A short-term operational planning tool for geothermal plants with heat and power production connected to large district heating systems is developed. The software tool contains, among other features, a heat demand forecasting ...