Search Results - "Khomik, S. V."

Numerical Simulation of Autoignition Characteristics of Lean Hydrogen–Air Mixtures by Tereza, A. M., Agafonov, G. L., Anderzhanov, E. K., Betev, A. S., Medvedev, S. P., Khomik, S. V.

“…Simulations of autoignition and combustion processes in lean and ultra-lean hydrogen–air mixtures are performed in relation to safety aspects of nuclear power…”
Get full text

The Role of Third-Body Collision Efficiency in Autoignition of Hydrogen–Air Mixtures by Tereza, A. M., Agafonov, G. L., Anderzhanov, E. K., Betev, A. S., Medvedev, S. P., Mikhalkin, V. N., Khomik, S. V., Cherepanova, T. T.

“…Numerical simulations of autoignition of lean (6% H 2 ), stoichiometric, and rich (90% H 2 ) hydrogen–air mixtures have been performed to examine the influence…”
Get full text

Parameters of Pressure Waves in a Conical Shock Tube Taking into Account the Dynamics of the Membrane Rupture by Medvedev, S. P., Ivantsov, A. N., Anderzhanov, E. K., Tereza, A. M., Khomik, S. V., Cherepanova, T. T.

“…— A technique for studying the shock-wave and fragmentation action as a result of a vessel rupturing under pressure is developed and tested. The main element…”
Get full text

Numerical Simulation of the Effect of Additives on Autoignition of Lean Hydrogen–Air Mixtures by Tereza, A. M., Agafonov, G. L., Anderzhanov, E. K., Betev, A. S., Medvedev, S. P., Khomik, S. V., Cherepanova, T. T.

“…Simulations of the effect of addition of atoms, molecules, and radicals on autoignition of lean (14%) and ultra-lean (6%) hydrogen–air mixtures are performed…”
Get full text

Structure of a Lean Laminar Hydrogen–Air Flame by Tereza, A. M., Agafonov, G. L., Anderzhanov, E. K., Betev, A. S., Medvedev, S. P., Khomik, S. V., Cherepanova, T. T.

“…Numerical simulations of flame structure and laminar burning velocity S L are performed for a lean (12%) hydrogen–air mixture under standard conditions. An…”
Get full text

Effect of Impurities on Lean Laminar Hydrogen–Air Flames by Tereza, A. M., Agafonov, G. L., Anderzhanov, E. K., Betev, A. S., Medvedev, S. P., Mikhalkin, V. N., Khomik, S. V., Cherepanova, T. T.

“…Simulations of the effect of addition of H, O, OH, HO 2 , and H 2 O 2 on the structure and propagation of laminar flames in lean (12 and 15%) hydrogen-air…”
Get full text

Imitation of the Explosion Effects in a Shock Tube with a Focusing Element by Medvedev, S. P., Khomik, S. V., Maximova, O. G., Anderzhanov, E. K., Ivantsov, A. N., Mikhalkin, V. N., Tereza, A. M.

“…The results of the experiments performed in a cylindrical shock tube (ST) equipped with a focusing element in the form of a truncated cone at the end are…”
Get full text

Detonation Propagation and Quenching in a Semi-Confined Layer of a Hydrogen–Air Mixture by Medvedev, S. P., Maximova, O. G., Cherepanova, T. T., Agafonov, G. L., Anderzhanov, E. K., Tereza, A. M., Khomik, S. V.

“…The results of numerical simulation of the propagation of a detonation wave in a layer of a combustible gas mixture bounded on one side by a wall and, on the…”
Get full text

Conversion Kinetics of the Gaseous Products of Pyrolysis of Polypropylene and Waste Tires by Tereza, A. M., Agafonov, G. L., Anderzhanov, E. K., Medvedev, S. P., Khomik, S. V., Petrov, S. K., Chernyshov, M. V.

“…Numerical simulations are performed of reaction kinetics in the gaseous products of pyrolysis of polypropylene and waste tires at atmospheric pressure in the…”
Get full text

Spherical Shock Wave Attenuation by Perforated Partitions in a Conical Shock Tube by Khomik, S. V., Ivantsov, A. N., Medvedev, S. P., Anderzhanov, E. K., Guk, I. V., Mikhailin, A. I., Silnikov, M. V., Vasilieva, S. N., Tereza, A. M.

“…The overpressure and impulse of the compression phase behind perforated partitions (PPs) located across a conical shock tube (CST) during the propagation of a…”
Get full text

Specific Features of the Flow in a Conical Shock Tube by Medvedev, S. P., Ivantsov, A. N., Mikhailin, A. I., Silnikov, M. V., Tereza, A. M., Khomik, S. V.

“…An analysis of the results of a three-dimensional numerical simulation of the flow in a conical shock tube (CST) with an angle of 38° revealed that the blast…”
Get full text

Low-temperature ignition delay for hydrogen–air mixtures in light of a reaction mechanism with quantum correction by Medvedev, S.P., Agafonov, G.L., Khomik, S.V.

“…A reaction mechanism with quantum correction is used to model low-temperature/high-pressure autoignition of lean hydrogen–air mixtures. This approach provides…”
Get full text

Simulation of Interaction between a Spherical Shock Wave and a Layer of Granular Material in a Conical Shock Tube by Khomik, S. V., Guk, I. V., Ivantsov, A. N., Medvedev, S. P., Anderzhanov, E. K., Mikhaylin, A. I., Silnikov, M. V., Tereza, A. M.

“…The overpressure and impulse of the compression phase transmitted to a rigid wall through the layer of dispersed material during the propagation of a spherical…”
Get full text

Critical Conditions for Plane-to-Cylindrical Detonation Wave Transformation by Mikhalkin, V. N., Medvedev, S. P., Mailkov, A. E., Khomik, S. V.

“…The critical conditions for the transformation of a plane detonation wave into a cylindrical detonation wave are experimentally found. For mixtures of oxygen…”
Get full text

Numerical Simulation of the Thermal Conversion of Gaseous Products of Polypropylene Pyrolysis by Tereza, A. M., Agafonov, G. L., Anderzhanov, E. K., Betev, A. S., Medvedev, S. P., Khomik, S. V., Mokhin, G. N.

“…Numerical simulation of thermal conversion of gaseous products of polypropylene pyrolysis is performed at atmospheric pressure in the temperature range of 700…”
Get full text

Testing of Explosion-Proof Coatings in Cylindrical and Conical Shock Tubes by Medvedev, S. P., Anderzhanov, E. K., Guk, I. V., Ivantsov, A. N., Mikhaylin, A. I., Silnikov, M. V., Pomazov, V. S., Tereza, A. M., Khomik, S. V.

“…In experiments using cylindrical and conical shock tubes, the parameters of the shock-wave load transmitted to the rigid wall through the layers of a nonwoven…”
Get full text

Reasonable testing of hypergolic fuels by Khomik, S.V., Usachev, S.V., Medvedev, S.P., Ivantsov, A.N., Stovbun, S.V., Mikhalkin, V.N., Agafonov, G.L.

“…The paper presents the results of drop tests performed to measure ignition delay for ionic liquids under various experimental conditions. Factors that strongly…”
Get full text

Synthesis and testing of hypergolic ionic liquids for chemical propulsion by Stovbun, S.V., Shchegolikhin, A.N., Usachev, S.V., Khomik, S.V., Medvedev, S.P.

“…Synthesis of new highly energetic ionic liquids (ILs) is described, and their hypergolic ignition properties are tested. The synthesized ILs combine the…”
Get full text

Compression ignition of hydrogen-containing mixtures in shock tubes by Medvedev, S. P., Gelfand, B. E., Khomik, S. V., Agafonov, G. L.

“…The state of the art of the problem of discrepancy between the values measured in shock tubes and calculated for the delay of ignition of hydrogen-containing…”
Get full text

Initiation of explosive processes in hydrogen-containing gas mixtures by a multijet flow of detonation products by Khomik, S. V., Medvedev, S. P., Gel’fand, B. E.

“…Explosive regimes initiated by interaction of a detonation wave with a permeable screen are studied experimentally. Possible explosive regimes that may form…”
Get full text