Dynamic behavior of guideway switch beams

Author: vjkt

August undefined, 2024

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 … WebOct 1, 2024 · In this paper, a novel method for dynamic reliability analysis of response errors of linear guide with random parameters is proposed. According to the tolerances of linear guides with different precision grades, reliable ranges are qualified to evaluate the reliability of linear guides. Based on Hertz contact theory, a nonlinear stiffness model ...

Dynamic Interaction of a Distributed Supported Guideway …

WebSep 13, 2006 · Dynamic Behavior of Guideway Switch Beams. The guideway switches for the Transrapid consist of a long bending beam supported at 15 m intervals as presented at the conference MAGLEV’2004 [Fichtner&Pichlmeier2004]. The forces from the … WebAug 14, 2024 · The nonlinear dynamic behaviors of linear guideway system in five directions are investigated more precisely by frequency–amplitude curve, bifurcation … ts 2nd year exam date 2022

Mechanical system and dynamic control in ... - Wiley Online Library

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. … WebFigure 8 gives the coupled vibration bifurcation diagram when the maglev vehicle passes through the switch beam and the rigid guideway. The vibration stability of the suspension module changes ... 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 … phillips mouth breather strap

Transportation Vehicle/Beam-Elevated Guideway Dynamic …

The Transrapid Guideway Switch – Test and Verifikation ( * )

WebThe guideway is assumed to be made up of identical simply supported beams with single spans and rigid supports. The vehicle is considered to a two-dimensional vehicle model with primary and secondary suspensions. Three kinds of loading modes acting at each beam of guideway are first developed according to the locations of suspensions of vehicle. 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 … phillips murrayWebGuideway 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 … phillips music center

"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 ... " - Dynamic behavior of guideway switch beams

Dynamic behavior of guideway switch beams

What Can the FBI Teach Us About Behavior Design? - Stanford …

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 … WebJan 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 ...

Did you know?

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

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 … WebFurthermore, this study discusses dynamic behavior of the designed guideway and the referenced guideway under external load. Finally, the optimization results clearly …

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 ... WebNondimensional parameters characterizing guideway‐vehicle interactions are catalogued and related to recent designs and current design practice. The role of structural dynamic …

WebMar 1, 1975 · The response of continuous span periodically supported guideway beams to traveling vehicle loads is determined using Fourier transform techniques. Vehicle loads …

WebJun 1, 1974 · The importance of elevated guideway/vehicle dynamics to the design of advanced ground transportation systems is discussed and the general vehicle … phillips mt pleasant scWebFeb 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. phillips myrtle beach scWebMay 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 … phillips navigator road atlas 2023WebMar 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 … ts 2nd year half yearly exams 2021WebBusiness. 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. … phillips n30iWebMay 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 … phillips natrona heightsWebMay 18, 2024 · Dynamic response of maglev vehicles and switch girder system under various conditions of running speed and structural damping ratio are simulated and … ts 2nd year result 2020