Dynamic behavior of guideway switch beams

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August undefined, 2024

WebMay 5, 2011 · The guideway is modeled as a two-span continuous beam with uniform section. Two sets of equations of motion are written, with the first set for the guideway and the second set for the maglev oscillator traveling on the guideway through a motion-dependent magnetic force. To achieve the stable levitation gap for a maglev vehicle … WebSep 1, 2024 · Clarifying the natural vibration characteristics of a linear rolling guideway is important for improving the performance of mechanical systems, because the dynamic characteristics of the guideway ...

DYNAMIC INTERACTIONS OF A HIGH-SPEED VEHICLE AND A …

WebMar 10, 2015 · Hydrostatic guideways are used as an alternative to contact bearings due to high stiffness and high damping in heavy machine tools. To improve the dynamic characteristic of bearing structure, the dynamic modeling of the hydrostatic guidway should be accurately known. This paper presents a “mass-spring-Maxwell” model considering … WebJun 15, 2016 · 2.1 The Guideway Model. The guideway is modelled as a double-span continuous beam rather than as plates since span-to-width ratio is generally large [].The beam is simply supported at both the ends and continuous over intermediate support (Fig. 1).The transverse displacement of the guideway at any point along its length is denoted … how to screen for osteoporosis

Dynamic Interaction Behavior of a Flexible Vehicle Traveling …

WebJ. D. Yau and L. Fryba , Response of suspended beams due to moving loads and vertical seismic ground excitations, Eng. Struct. 29 (2007) 3255–3262. Crossref, ISI, Google … Web2-way / 3-way-low-speed-switch standard guideway beam switch buttress beam standard guideway beam Fig. 4 - Low Speed Switch (schematic presentation) 626 In Fig. 2 the Prototyp Switch is shown during the mounting phase in a production hall at TKT-TR in Kassel. The possible positions of the switch are right bent off, straight and left bent off. north penn high school craft show

Nonlinear vibration and control of maglev vehicle-switch …

WebDynamic Interaction Behavior of a Flexible Vehicle Traveling on a Flexible Guideway George E. Weeks and Thomas L. Cost The University of Alabama ABSTRACT A … WebMay 5, 2011 · The dynamic behaviors of both vehicle and guideway are then simulated to investigate how the locations of the passenger cabin mass of center and asymmetric … north penn high school basketball teamWebNondimensional parameters characterizing guideway‐vehicle interactions are catalogued and related to recent designs and current design practice. The role of structural dynamic … how to screen for stomach cancer

"WebAug 1, 2009 · The calculating results showed that a typical nonlinear dynamic absorber was constructed successfully based on the provided design parameters of Euler buckled beam; comparing the vibration ... " - Dynamic behavior of guideway switch beams

Dynamic behavior of guideway switch beams

Transportation Vehicle/Beam-Elevated Guideway Dynamic …

WebSep 30, 2024 · The results show that the variations of levitation air gap converge gradually on the rigid guideway, while the levitation air gap shows unstable fluctuations on the … WebMar 1, 1975 · The response of continuous span periodically supported guideway beams to traveling vehicle loads is determined using Fourier transform techniques. Vehicle loads are assumed to travel at constant speed with constant magnitude and may be spacially concentrated or distributed to represent wheeled, air cushion, or magnetic suspension …

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WebThe computation of dynamic response for the train-guideway system was carried out using an iterative approach with Newmark's method. The vibration behavior of the dynamic responses of train traversing the guideways is studied herein based on the numerical results and the experimental data. The resonant conditions of single-span guideway are ... WebGuideway switches are the moveable elements of every guided traffic system like railway and maglev. They allow the vehicles to change the track without stopping the run. The …

Webeled as a simply supported beam. Considering the motion-dependent nature of electromagnetic forces in the maglev system, an iterative approach is presented to compute the dynamic response of a maglev train-guideway system. The histories of the train traversing the guideways are simulated and the dynamic responses of the guideway … WebThe FBI Hostage Negotiation Team developed a five step Behavior Change Stairway Model to assist in negotiation with sometimes violent felons. But these same techniques can be …

http://www.maglev.ir/eng/documents.html WebNov 29, 2024 · Due to the optical Doppler effect, the movement will cause a frequency shift of diffraction beams, causing a phase difference between the reference beam and the measuring beam. 57 When the interference beam is formed by these two beams with a phase difference, the actual motion phase can be acquired from interferential phase …

Webthe guideway superstructure, exclusive of guideway switches. Steel was able to conform to the high tolerances required for the curved guideway box beam and precision switch structures and to provide the resilience and toughness needed for a long fatigue life. A Swiss firm did the struc-tural design of the guideway, while the Engineer of Record, a

WebMar 20, 2009 · They indicate that the proposed vehicle/guideway model with PI gains of (K i =6.0, K p =0.01) has the ability to simulate the dynamic behavior of a TR06 maglev vehicle running on a concrete guideway. From the response curves in Fig. 6 , little difference exists between the acceleration responses of the guideway subject to the three types of ... north penn high school guidance counselorWebMay 29, 2024 · Furthermore, the dynamic behavior of bridge transition zone with FS-BCs blocks was investigated using a field validated FEM model. Results show that the 100%, … north penn high school directoryWebFeb 27, 2024 · This paper established a numerical model to investigate the dynamic behavior of LMS (low-medium-speed) maglev vehicle-guideway bridge coupling system. In this model, the vehicle was simulated as a 3D (3-dimensional) multi-rigid body with 45 DOFs (degree of freedoms), and the guideway bridge was built through finite element method. how to screen for substance abuseWebSFX and Citation Linker. Frequently asked questions concerning SFX; Electronic books. The e-book database EBC; Audiovisual media; Research data; Alliance and national licences how to screen for postpartum depressionWebAll the aforementioned studies were focused mainly on the dynamic responses of the beams and are applicable to the design of railroad tracks, railroad bridges and highway bridges. Relatively few studies were focused on the dynamic behavior of the vehicle when it moves along the guideway, which sounds like a missile in a launcher system (see Fig ... north penn high school newsWebAug 14, 2024 · Investigation of the dynamic characteristics of linear guideway is essential for enhancing structural performance of machine tools. However, few mechanical models are established for vibration analysis of linear guideway when it is subjected to complex external loads. In this paper, we presented a five degrees of freedom dynamic model for … north penn high school home showWebJan 6, 2024 · To analyze the dynamic behavior of guideways, the system is simplified as a single-degree-of-freedom mechanical system as is shown in Fig. 4. In this figure, m is the mass of the carriage, F is the external force of the guideway in the vertical direction during its operation, s is the vertical displacement of the carriage, and c and k ( s ) are ... north penn high school graduation date 2023