Rigid-flexible coupled dynamic model

Author: fjdj

August undefined, 2024

WebAug 1, 2013 · The research on drillstring dynamics is necessary for improving drilling efficiency and safety. In this investigation, a multibody dynamical model for 3D full hole drillstring system is presented based on the Absolute Nodal Coordinate Formulation (ANCF). The drillstring is modeled with the ANCF beam element. The absolute nodal coordinate … WebThe first model (the rigid bearing ring model) includes a 2 DOF bearing dynamics model with a flexible rotor. This model assumes that the bearing races are rigid. The second model (the flexible ring dynamics model) removes the assumption of a rigid outer raceway by including the elastodynamics of a flexible outer race.

Nonlinear dynamic characteristics of a multi-module floating …

WebMar 1, 2024 · A rigid-flexible coupling model was used to analyze the planetary gear failure mechanism. • Combine dynamics modeling as well as order envelope analysis to study the dynamics behavior under variable speed conditions. • Results from the rigid-flexible model are compared with those from experiment in the listed work. WebSep 11, 2024 · The experimental validation results of rigid-flexible coupled model, the dynamic characteristics of the flexible road wheel under typical working conditions and the influence of system parameters on the vertical vibration are discussed and analysed in “Simulation results and analysis” section. Finally, “Conclusion” section summarizes ... bled shuttle

Dynamic modeling and simulation of rigid-flexible …

WebJul 22, 2024 · The rigid-flexible coupling structure of creatures with jumping ability has the advantages of high stiffness and good flexibility, which are of great significance to its research. However, existing research on jumping robots has not demonstrated the effect of multiflexibility links on the jumping performance. In this paper, a Watt-type one degree-of … WebMay 18, 2024 · In this paper, the thermal analysis of a membrane antenna structure is performed, and then, the rigid-flexible coupling dynamic modeling and control of the membrane-antenna-satellite system are studied with the thermal stress considered. The thermal analysis model of the membrane antenna structure is derived based on the finite … WebSep 1, 2024 · A systematic dynamic modeling methodology is presented to develop the rigid-flexible coupling dynamic model (RFDM) of an emerging flexible parallel … bled schloss

A Multibody Dynamical Model for Full Hole Drillstring Dynamics

WebMar 14, 2024 · The dynamic equation of rigid-flexible coupled multi-body system is established by using multi-flexible body dynamics theory and is based on the six degrees of freedom series grinding manipulator model. Therefore, the dynamic characteristics of the whole manipulator are analyzed by using multi-flexible body dynamics theory and finite … WebSep 1, 2024 · A systematic dynamic modeling methodology is presented to develop the rigid-flexible coupling dynamic model (RFDM) of an emerging flexible parallel manipulator with multiple actuation modes. By virtue of assumed mode method, the general dynamic model of an arbitrary flexible body with any number of lumped parameters is derived in an … franschhoek things to doWebJun 29, 2024 · Aero-engine blades often fracture failed due to resonance. In order to analyze the vibration characteristics of high-speed rotating blades of aero-engine more accurately, … franschhoek traffic department

"WebJan 1, 2024 · This article adopts the theory of multi-body system dynamics. The rigid-flexible coupling model of the main transmission mechanism was established. The dynamics and kinematics simulation of the ... " - Rigid-flexible coupled dynamic model

Rigid-flexible coupled dynamic model

(PDF) Carbody vibrations of high-speed train caused by dynamic ...

WebApr 15, 2024 · The nonlinear coupled dynamic model of the system is derived by Rayleigh–Ritz method and Lagrange equation, and the dynamic responses are analyzed …

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WebAug 1, 2024 · Investigation on planetary gearbox fault mechanism under variable speed conditions based on rigid-flexible coupling dynamics model. Kongliang Zhang, Hongkun Li, Shunxin Cao, Chaoge Wang ... A skin cancer detection model based on federated learning integrated with deep generation model that can help resolve problems of insufficient data … WebFeb 2, 2024 · Li Yuning studied the dynamic analysis of crane boom system based on rigid-flexible coupling model. The writer used finite segment method to establish flexible beam …

WebJan 1, 2024 · Floating offshore wind turbine (FOWT) is a complex dynamical system, and reasonable dynamic model is significant to the structural response analysis and reliability evaluation of FOWTs. In this paper, a coupled rigid-flexible modeling method is proposed to predict the dynamic response of spar-type FOWTs and validated by experimental results. WebJul 31, 2024 · Given the rigid–flexible vehicle–road–bridge coupling model, the role of the tire is to transfer vehicle and road load, so tire grounding is the key to establishing VRBI dynamic model. Qiu et al. (2012) found that Fiala tire model is …

WebMar 14, 2024 · The dynamic equation of rigid-flexible coupled multi-body system is established by using multi-flexible body dynamics theory and is based on the six degrees … WebAug 9, 2024 · Chen et al. 17 derived the rigid-flexible coupling dynamic equations of spatial parallel mechanism under different elastic modulus by ... The rigid-flexible coupling cable …

WebApr 13, 2024 · The electromechanical–rigid-flexible coupling dynamic model improves the stability and safety of the system, particularly under gust conditions . Through analyzing …

WebJun 23, 2024 · To overcome this problem, a rigid-flexible coupling dynamic model for a flexible gearbox with the supported ball bearings is developed, which cannot be described by the previous multibody models. The local fault in the supported bearing is described by a time-varying impact force model with a half-sine profile. The bearing clearance, flexible ... franschhoek traffic department contact numberWebApr 5, 2024 · The elastic dynamics equation of the parallel mechanism is established by combining the finite element method with Lagrange method, which is solved by the Newmark direct integration method. Furthermore, the correctness of the rigid-flexible coupling dynamic model is verified by the co-simulation with HYPERMESH, ANSYS and … franschhoek to cape town distanceWebMar 1, 2024 · The housing condensation model, which was verified by a modal test, substantially reduces the degrees of freedom of the original finite element model and … bledsoe academy gallatin tnWeb2.2 Dynamic model of a rigid-flexible inflatable space structure In the rigid-flexible inflatable space structure, the satellites are regarded as rigid bodies which can be … bledsoe and bledsoe ontario oregonWebThe first model (the rigid bearing ring model) includes a 2 DOF bearing dynamics model with a flexible rotor. This model assumes that the bearing races are rigid. The second model … franschhoek the last wordWebJul 12, 2024 · The wheel flat can be detected by measuring the vertical displacement change of the measuring ruler. To improve the system performance, a three-dimensional simulation model was established based on the rigid-flexible coupled multibody dynamics theory and the measuring ruler in the model was made flexible using the finite element method. franschhoek tourist informationWebDec 1, 2024 · Rigid–flexible coupled dynamic model of high-speed. railway vehicle. W ang et al. 9. A cooling fan of traction transf ormer is used as an. example to study the coupling vibra tion of the carbody. franschhoek tourist attractions