2024 Dynamic behavior of guideway switch beams

Dynamic behavior of guideway switch beams

Author: mynh

August undefined, 2024

Weblyzing the coupled, transient, dynamic, inter-action behavior of a high-speed, flexible vehi-cle propelled along a flexible guideway. The spatial behavior of the vehicle is modeled by the finite element method as an Euler beam with sectionally constant cross-section properties while a summation of the natural mode solutions WebFurthermore, this study discusses dynamic behavior of the designed guideway and the referenced guideway under external load. Finally, the optimization results clearly …

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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 … 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 … tritech brisbane

DYNAMIC INTERACTIONS OF A HIGH-SPEED VEHICLE AND A …

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 … Webreinforced concrete guideway beam (690 mm x 1,500 mm x 11,600 mm), compared to a ... high as 90 km/h, allowing for the dynamic behaviour of the guideway to be observed and quantified. Deflections, strains, and cracks were recorded and compared with ... Figure 4.12: Behavior at crushing (a & b), top bar rupture (c) and vertical strain profiles ... WebJun 1, 1974 · The importance of elevated guideway/vehicle dynamics to the design of advanced ground transportation systems is discussed and the general vehicle … tritech browser

A numerical model to predict three-dimensional interaction dynamic …

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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 … WebBusiness. Guideway 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. … tritech cabling systemsWebJun 1, 1974 · The importance of elevated guideway/vehicle dynamics to the design of advanced ground transportation systems is discussed and the general vehicle-suspension-guideway interaction problem is outlined. Simplifying assumptions valid for many practical beam-type elevated guideway systems are described including the Bernoulli-Euler … tritech cad visinet

"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 … " - Dynamic behavior of guideway switch beams

Dynamic behavior of guideway switch beams

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 … WebFeb 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.

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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 ...

WebAug 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 … WebAug 9, 2024 · F. Dignath, X. F. Liu and Q. H. Zheng, Dynamic behavior of guideway switch beams, Proceedings of the MAGLEV 2006 (2006). Google Scholar J. M. Lee, H. …

http://www.maglev.ir/eng/documents.html 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.

WebAll 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 ...

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 … tritech byneaWebDynamic Interaction Behavior of a Flexible Vehicle Traveling on a Flexible Guideway George E. Weeks and Thomas L. Cost The University of Alabama ABSTRACT A … tritech cablingWebMay 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 … tritech buildingWebSFX and Citation Linker. Frequently asked questions concerning SFX; Electronic books. The e-book database EBC; Audiovisual media; Research data; Alliance and national licences tritech calendarWebAug 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 ... tritech calibrationWebMay 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%, … tritech building companyWebMar 1, 1975 · The response of continuous span periodically supported guideway beams to traveling vehicle loads is determined using Fourier transform techniques. Vehicle loads … tritech cad browser