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O. S. Raspopov
Pág. 117 - 124
The methods based on the theory of terminating graphs and finite state machines are applied to examination of the space oscillations of rod and beam constructions with distributed parameters. The high performance of topological analysis of the graphs rep...
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O. S. Raspopov
Pág. 139 - 145
Dynamics of multicomponent rod systems with use of the theory of graphs and automatic machines is considered. It is shown that the structure of such models can be set by means of spatial matrices on the basis of research of topological properties of a sy...
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O. I. Yalovoi
Pág. 153 - 160
The paper presents a mathematical model of spatial oscillations of six-axle specialized railway platform for transportation of scrap. The model is used for determination of dynamical indices of the specialized platform at the design stage.
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Pradeep Kumar Pavalavanni, Min-Seon Jo, Jae-Eun Kim and Jeong-Yeol Choi
An unstable shock-induced combustion (SIC) case around a hemispherical projectile has been numerically studied which experimentally produced a regular oscillation. Comparison of detailed H2/O2 reaction mechanisms is made for the numerical simulation of S...
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?????? ??????????? ???????, ?????? ?????????? ?????
Pág. 50 - 56
The subject matter of the article is the methods for determining the safety parameters to prevent wheel derailment. The object of the study is the interaction of a rail track and rolling stock. The goal of the paper is to study of approaches that are use...
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N. O. Radchenko,T. I. Kuznietsova,O. V. Zvonareva
Pág. 147 - 150
The results of investigation of spatial oscillations and stability of motion of electrodynamically levitated vehicle are presented. Various shapes of the track contours and their arrangement on a plain track structure are considered
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V. I. Prykhodko,S. V. Myamlin
Pág. 7 - 12
The results of mathematical simulation of spatial oscillations of passenger coaches for determination of forces of dynamical interaction of bodies and bogies, which are used in determination of dynamic run and strength characteristics, are presented in t...
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S. V. Myamlin,Ye. O. Pysmennyi,O. I. Yalovyi,L. A. Manashkin
Pág. 119 - 121
The article proposes mathematical description of interaction of two solid bodies, connected by an elastic tie. The proposed mathematical model of shock absorbers can be used in more complex mathematical models of spatial oscillations of railway vehicles.
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Yongjie Tang, Zhuo Zheng, Kangyou Huang, Cong Chen, Zhen Chen, Hongyu Lu, Weisheng Wu, Xiaoming Lin, Xianhe Zhang and Hongwei Li
The Pearl River Delta (PRD, China) has undergone complex geological development within a multi-island faulted basin, shaped by the interplay of regional tectonic movements, Quaternary sea-level fluctuations, and fluvial-marine interactions. Despite a gre...
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Nan Meng and Feng Li
Combustion instability constitutes the primary loss source of combustion chambers, gas turbines, and aero engines, and it affects combustion performance or results in a sudden local oscillation. Therefore, this study investigated the factors affecting fl...
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Federico Pittaluga, Ida Floriana Aleffi, Nicola Bettoso, Oriana Blasutto, Massimo Celio, Antonio Codarin, Francesco Cumani, Lisa Faresi, Denis Guiatti, Claudia Orlandi, Antonella Zanello and Alessandro Acquavita
Dissolved oxygen (DO) is a key element for the survival of marine organisms and is a supporting element in the current Water Framework Directive (WFD). DO deficiency is a common event that occurs in coastal environments such as estuaries and lagoons, but...
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A. WIIN NIELSEN
A simple low-order nonlinear model with forcing and dissipation is used to demonstrate that inter-monthly oscillations may be caused by the nonlinear interaction. The length of the period depends on the intensity of the forcing. The model used for the...
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Károly Czáder, Kálmán Gábor Szabó
Pág. 63 - 73
The dissolution process of a CO2 gas bubble undergoing adiabatic free oscillation is investigated by coupling bubble dynamics with convective diffusion mass transport in the liquid phase. The minimum equilibrium radius necessary to the adiabatic free osc...
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Youcun Liu, Yan Liu, Ming Chen, David Labat, Yongtao Li, Xiaohui Bian and Qianqian Ding
This paper has adopted related meteorological data collected by 69 meteorological stations between 1951 and 2013 to analyze changes and drivers of reference evapotranspiration (ET0) in the hilly regions located in southern China. Results show that: (1) E...
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Chaonan He, Linqing Zhou and Xinwei Ma
The marine fishery will be the main form of the marine economy in the future. Simulating a hydrodynamic response under normal and extreme working conditions is the main means of structural analysis and design of a mariculture ship. In this paper, a simul...
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Chun-Hung Pao, Jia-Lin Chen, Shih-Feng Su, Yu-Ching Huang, Wen-Hsin Huang and Chien-Hung Kuo
The mechanisms that control estuarine sediment transport are complicated due to the interaction between riverine flows, tidal currents, waves, and wave-driven currents. In the past decade, severe seabed erosion and shoreline retreat along the sandy coast...
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Jean-Louis Pinault and Ligia Pereira
Within the context of anthropogenic warming, rainfall oscillations may induce especially important societal impacts worldwide. In this article, we propose to study potential underlying mechanisms related to precipitation changes on a planetary scale by t...
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Wenxuan Guo
Farming contour and terrace fields using automated guidance systems with global navigation satellite system (GNSS) receivers requires appropriate geographic features for effective guidance and soil and water conservation. The objective of this paper was ...
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Andrew J. S. McGonigle, Tom D. Pering, Thomas C. Wilkes, Giancarlo Tamburello, Roberto D?Aleo, Marcello Bitetto, Alessandro Aiuppa and Jon R. Willmott
Ultraviolet imaging has been applied in volcanology over the last ten years or so. This provides considerably higher temporal and spatial resolution volcanic gas emission rate data than available previously, enabling the volcanology community to investig...
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Marcos Alberto de Armas Teyra,Alvinn Ruiz Pérez
Pág. 108 - 118
En las plantas de generación distribuidas accionadas por motores reciprocantes es necesario conocer las fluctuaciones de tensión, corriente y potencia para evaluar la calidad de la energía que entregan estos grupos electrógenos y como criterio de diagnós...
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