On the Origin of Optical Radiation during the Impulsive Phase of Flares on dMe Stars. I. Discussion of Gas Dynamic Models
Sign Up to like & getrecommendations! Published in 2020 at "Astrophysics"
DOI: 10.1007/s10511-020-09617-4
Abstract: In connection with a published critique, the author justifies the use of a motionless homogeneous plane layer of pure hydrogen plasma that is near local thermodynamic equilibrium (LTE) for analyzing the characteristics of the radiation… read more here.
Keywords: dme stars; wave; model; gas dynamic ... See more keywords
Numerical analysis of the thermal characteristics of a gas-dynamic ignition system
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-018-0450-z
Abstract: As a multiple-start ignition method for liquid-fuel rocket engines, the gas-dynamic igniter has many advantages, such as a simple configuration, low weight and high structural strength. However, because of the complexity of the flow of… read more here.
Keywords: characteristics gas; ignition; gas dynamic; igniter ... See more keywords
The gas-dynamic unsteadiness effects on heat transfer in the intake and exhaust systems of piston internal combustion engines
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2017.08.118
Abstract: Abstract This article presents the results of experimental research into the gas-dynamic and heat-exchange parameters of gas flows in the intake and exhaust pipelines of piston ICEs (internal combustion engine) taking into account the nonstationary… read more here.
Keywords: intake exhaust; gas; internal combustion; heat transfer ... See more keywords
Relative contribution of gas dynamic and chemical factors to flame penetration through small openings in a closed cylindrical reactor
Sign Up to like & getrecommendations! Published in 2017 at "Mendeleev Communications"
DOI: 10.1016/j.mencom.2017.01.034
Abstract: The ignition of a dilute stoichiometric methane–oxygen mixture (total pressure, up to 200 Torr) occurs behind a single opening on the transition of a laminar flow to a turbulent one rather than after a delay… read more here.
Keywords: factors flame; chemical factors; dynamic chemical; gas dynamic ... See more keywords
Gas Dynamic Virtual Nozzle Sprayer for an Introduction of Liquid Samples in Atmospheric Pressure Ionization Mass Spectrometry
Sign Up to like & getrecommendations! Published in 2023 at "Analytical Chemistry"
DOI: 10.1021/acs.analchem.2c05349
Abstract: Electrospray may exhibit inadequate ionization efficiency in some applications. In such cases, atmospheric-pressure chemical ionization (APCI) and photoionization (APPI) can be used. Despite a wide application potential, no APCI and APPI sources dedicated to very… read more here.
Keywords: atmospheric pressure; ionization; gas dynamic; flow ... See more keywords
Dynamic characteristics of opposed-conical gas-dynamic bearings
Sign Up to like & getrecommendations! Published in 2019 at "Industrial Lubrication and Tribology"
DOI: 10.1108/ilt-07-2019-0264
Abstract: Purpose The purpose of this paper is to investigate dynamic characteristics of opposed-conical gas-dynamic bearings considering five degree-of-freedom motion, including translation and tilt. Design/methodology/approach The steady-state Reynolds equation and perturbed Reynolds equations are solved on… read more here.
Keywords: dynamic bearings; gas dynamic; dynamic characteristics; opposed conical ... See more keywords
A Small Antenna Feeder System of an EHF Radio-Interferometer for Diagnostics of Gas-Dynamic Processes in Closed Volumes
Sign Up to like & getrecommendations! Published in 2019 at "Instruments and Experimental Techniques"
DOI: 10.1134/s0020441219030151
Abstract: This article presents the design of an antenna feeder system (AFS) for extremely-high-frequency radio interferometers equipped with a small transmitter, which is intended for diagnostics of fast gas-dynamic processes in closed volumes with a limited… read more here.
Keywords: processes closed; antenna feeder; feeder system; closed volumes ... See more keywords
Mathematical simulation of gas dynamic flows accompanying the Bora winds
Sign Up to like & getrecommendations! Published in 2017 at "Mathematical Models and Computer Simulations"
DOI: 10.1134/s2070048217010021
Abstract: The local emergence of the Bora winds in the bay of Novorossiysk is researched. A mathematical model based on two-dimensional gas dynamic Euler equations taking gravity into account is presented. The motion of the air… read more here.
Keywords: mathematical simulation; dynamic flows; simulation gas; bora winds ... See more keywords
Analytical and Approximate Solutions of the Nonlinear Gas Dynamic Equation Using a Hybrid Approach
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Mathematics"
DOI: 10.1155/2023/3136490
Abstract: This paper presents the study of a numerical scheme for the analytical solution of nonlinear gas dynamic equation. We use the idea of Laplace–Carson transform and associate it with the homotopy perturbation method (HPM) for… read more here.
Keywords: gas dynamic; equation; hybrid approach; dynamic equation ... See more keywords
Gas-Dynamic Assessment of Blast-Furnace Smelting
Sign Up to like & getrecommendations! Published in 2019 at "Steel in Translation"
DOI: 10.3103/s0967091219080096
Abstract: The drop in static gas pressure in the blast furnace is not equal to the pressure loss of the gas flux over its path from the tuyere to the furnace mouth. The Darcy–Weisbach or analogous… read more here.
Keywords: gas; furnace; pressure; blast furnace ... See more keywords
Alternative Geometric Arrangements of the Nozzle Outlet Orifice for Liquid Micro-Jet Focusing in Gas Dynamic Virtual Nozzles
Sign Up to like & getrecommendations! Published in 2021 at "Materials"
DOI: 10.3390/ma14061572
Abstract: Liquid micro-jets are crucial for sample delivery of protein crystals and other macromolecular samples in serial femtosecond crystallography. When combined with MHz repetition rate sources, such as the European X-ray free-electron laser (EuXFEL) facility, it… read more here.
Keywords: jet; gas dynamic; orifice; liquid micro ... See more keywords