Mathematical Modelling of the Classic Dynamical System of Beam and Sphere Using Pneumatic Actuator by María A. Terán, Onexi L. Mendoza, José G. Díaz, Francisco J. Arteaga

“…These models are obtained from the equations of Lagrange, kinematics of mechanisms, the law for the ideal gas, energy equation for an open system, equation of continuity for the mass flow rate, and equation of the nozzle. …”
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Design and Analysis of a Novel Opposite Trapezoidal Flow Channel for Solid Oxide Electrolysis Cell Stack by Zhen Zhang, Chengzhi Guan, Leidong Xie, Jian-Qiang Wang

“…To investigate the main effects of the novel channel design with fewer calculations, we assumed ideal gas laminar flows in the cathode channel. Furthermore, the cathode support layer thickness and electrical contact resistance are ignored. …”
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Design and Analysis of a Pneumatic Spring Testing System for Precision Manufacturing by Zhibo Sun, Shaofeng Xu, Li Cheng, Na Wang, Yixuan Wang, Minhui Tian, Qingzhen Zhang

“…First, the pneumatic spring structure is analyzed, and the stiffness of the pneumatic spring is obtained based on the ideal gas model, Kelvin–Voigt model, and finite element method. …”
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Structure of the Medium Formed in Heavy Ion Collisions by J. R. Alvarado García, D. Rosales Herrera, A. Fernández Téllez, Bogar Díaz, J. E. Ramírez

“…Our results indicate that the CSPM behaves as an ideal gas, while the CSCSPM exhibits a structural phase transition from a gas-like to a liquid-like structure. …”
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Calculation and Verification of the Real-Time Working Characteristics of a Viscous Coupling by Liqiang Jin, Xianglong Peng, Dehai Wang, Desheng Guo, Biao Chen

“…The internal pressure was obtained by analyzing the characteristics of ideal gas, and the maximum torque during the hump phenomenon was calculated. …”
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Transient Simulation of Underground Pumped Storage Hydropower Plants Operating in Pumping Mode by Javier Menéndez, Jesús M. Fernández-Oro, Mónica Galdo, Jorge Loredo

“…In the transient simulation, air and water are considered as ideal gas and compressible liquid, respectively. Different guide vanes closing schemes have been simulated. …”
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Evaluating Nuclear Energy Power Conversion Cycles for Microreactors by Geschke, Miller

“…Cycle efficiency calculations are performed using ideal gas relationships for air and enthalpy relationships given turbine and pump efficiencies for water and CO2. …”
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LASTA 2.0: validation of a reverse time integration method by Steer, J, Clarke, J, McGilvray, M, Di Mare, L

“…The tool is validated against ideal gas cases following accelerating and decelerating shock trajectories, each with a tube-end Mach number of 6.5 and a fill pressure of 66.66 Pa. …”

Effects of Gas Thermophysical Properties on the Full-Range Endwall Film Cooling of a Turbine Vane by Jian Liu, Mengyao Xu, Wenxiong Xi

“…Three kinds of gas thermophysical properties models are considered, i.e., the constant property gas model, ideal gas model, and real gas model, with six full-range endwall film cooling holes patterns based on different distribution principles. …”
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Investigation of Flow Behavior and Porous Medium Resistance Coefficients for Metallic-Cloth Fibers by Erdem Gorgun, Yahya Dogu, Mahmut Faruk Aksit

“…A test rig was built to measure leakage with respect to the pressure load and weave orientation in four directions. The Sutherland-ideal gas approach was utilized to determine the flow resistance coefficients for Dutch twill metallic-cloth fibers as a function of pressure load. …”
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Optimization of operating conditions of an internal combustion engine used as chemical reactor for methane reforming using ozone as an additive by Pallabi Mishra, Hendrik Gossler, Olaf Deutschmann

“…The engine is modelled as a single-zone batch reactor under ideal gas assumptions with a variable volume profile. …”
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Self-Similar Motion of Strong Converging Cylindrical and Spherical Shock Waves in Non-Ideal Stellar Medium by D. Narsimhulu, A. Ramu, D. Kumar Satpathi

“…A theoretical model for strong converging cylindrical and spherical shock waves in non-ideal gas characterized by the equation of state (EOS) of the Mie-Gruneisen type is investigated. …”
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Performance Analysis of Stirling Engine Type Alpha Using Thermodynamic Approach Based on Schmidt Theory by Rahmanto Raden Hengki, Handoyo Yopi, Asrori Fahrizal Zain

“…The method used to analyze engine performance is the Schmidt method, which is a Stirling engine performance analysis method based on isothermal expansion and ideal gas compression. The result of this research is that the Stirling engine which is designed starts working when the compression chamber temperature is 31.9 degrees Celsius and the expansion chamber temperature is 482.2 degrees Celsius. …”
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Thermodynamic Analysis of Irreversible Desiccant Systems by Niccolò Giannetti, Seiichi Yamaguchi, Andrea Rocchetti, Kiyoshi Saito

“…An expression of the entropy balance suitable for describing the operability of a desiccant system at steady state is obtained by applying a control volume approach, defining sensible and latent effectiveness parameters, and assuming ideal gas behaviour of the air-vapour mixture. This formulation, together with mass and energy balances, is used to conduct a general screening of the system performance. …”
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Internal Pressure–Temperature Coupling Analysis Method for Thermal Decomposition of GFRP Composites Based on the Overlapping Elements Method by Han Li, Peng Wei, Xuefei Han, Jiawei Li

“…A method of internal pressure–temperature coupling analysis for the thermal decomposition of GFRP composites under high-temperature conditions was established, which incorporates coupled calculations of heat transfer equations, the Arrhenius equation, Darcy’s law, and the ideal gas state equation. Using the overlapping mesh method, the coupling calculation of temperature and internal pressure is realized based on the UMATHT and USDFLD user subroutines developed. …”
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General principle of maximum pressure in stationary flows of inviscid gas by Grigory B. Sizykh

“…It is proposed to use GPMP to verify numerical calculations of the ideal gas flow behind a detached shock wave formed in a supersonic flow around bodies and to verify numerical calculations of a viscous gas flow around bodies in regions remote from sources of vorticity, where the effect of viscosity can be neglected.…”
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Developing a Model for Predicting the Outlet Gas Temperature of Natural Gas Pressure Reduction Stations to reduce Energy loss by Saeed Rastegar, Hadi Kargarsharifabad, Abdolah Khalesi Doost, Nader Rahbar

“…In the present paper, the outlet gas temperature of regulator was predicted to prevent the energy dissipation by an applied analysis through thermodynamics equations and considering the deviation of natural gas from the ideal gas state using MATLAB software. The prediction of outlet temperature and application of control mechanisms made the temperature close to the standard temperature, so that avoiding the formation of destructive hydrate phenomenon, prevented the dissipation of 7983.7 standard cubic meter of natural gas and reduced 15.29 tone greenhouse gas emissions in a year at the PRS under study. …”
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Experimental Determination of the Flow Coefficient for a Constrictor Nozzle with a Critical Outflow of Gas by Victor Bolobov, Yana Martynenko, Sergey Yurtaev

“…In that respect, studies on the outflow of the real gas through the nozzle, the main element of the ejector, and identifying differences from the ideal gas outflow, are of high relevance. Particularly, this concerns the determination of the discharge coefficient µ as the ratio of the actual flowrate to the ideal one, taking into account the energy losses at gas outflow through the nozzle. …”
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Mesospheric and Upper Stratospheric Temperatures From OMPS‐LP by Zhong Chen, Michael J. Schwartz, Pawan K. Bhartia, Mark Schoeberl, Natalya Kramarova, Glen Jaross, Matthew DeLand

“…Temperature profiles are then derived using the ideal gas law. Spectral structures in the OMPS‐LP radiances are a source of systematic errors that limit the absolute accuracy to ±2 K. …”
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Dynamic Modeling of the Two-Phase Leakage Process of Natural Gas Liquid Storage Tanks by Xia Wu, Changjun Li, Yufa He, Wenlong Jia

“…In particular, the improved HNE-DS model removes the ideal gas assumption used in the original HNE-DS model by using a new compressibility factor developed from the VTPR EOS to replace the original one derived from the Clausius-Clayperon equation. …”
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