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Identification method of the dynamic stiffness of rolling

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Joint parameter identification of a cantilever beam using sub-structure synthesis and multi-linear regression -Structural Engineering and .

Joint parameter identification of a cantilever beam using sub-structure synthesis and multi-linear regression vibration ... one can obtain a set of over-determined system of equations involving the unknown stiffness parameters. Method of multi-linear regression is ...

Identification of dynamic stiffness matrix of bearing joint region | Feng Hu | Request P

Request PDF on ResearchGate | Identification of dynamic stiffness matrix of bearing joint region | The paper proposes an identification method of the dynamic stiffness matrix of a bearing joint region on the basis of theoretical analysis and experiments. The author ...

A hybrid method for dynamic stiffness identification of bearing joint of high speed spindles -Structural Engineering and Mechanics | Korea Scien

A hybrid method for dynamic stiffness identification of bearing joint of high speed spindles bearing joint;dynamic stiffness;hybrid method;high speed spindles; Bearing joint dynamic parameter identification is crucial in modeling the high speed spindles for machining ...

Identification of dynamic stiffness matrix of bearing joint regi

Abstract: The paper proposes an identification method of the dynamic stiffness matrix of a bearing joint region on the basis of theoretical analysis and experiments. The author deduces an identification model of the dynamic stiffness matrix from the synthetic ...

Joint stiffness identification of industrial serial robots | Robotica | Cambridge Co

Joint stiffness identification of industrial serial robots - Volume 30 Issue 4 - Claire Dumas, Stéphane Caro, Mehdi Cherif, Sébastien Garnier, Benoît Furet ...

Track stiffness assessment - Railway Resear

Track stiffness assessment Alain Robinet, Engineering Department, SNCF, France Email: [email protected] ... The method proposed in this paper for rolling measurements uses dynamic excitation of the track through a vibrating rolling wheel, and can thereby ...

Identification of dynamic stiffness matrix of bearing joint region | SpringerLi

The paper proposes an identification method of the dynamic stiffness matrix of a bearing joint region on the basis of theoretical analysis and experiments. The author deduces an ...

Identification method of the dynamic stiffness of rolling bearings - Archiwum Technologii Maszyn i Automatyzacji - Tom Vol. 24, nr 2 (2004 .

An identification method of spring-damping parameters of a rolling bearing model is presented in the paper. The method is based on the assumption that spring-damping properties of the bearing may be described by the Kelvin-Voigt model with five degrees of ...

Dynamic Stiffness Identification of Adjustable Stiffness Joint Based on Decoupling and Linearization--《Robot》2015年05

Based on the result of dynamic stiffness identification,feedforward based joint stiffness closed-loop control method is then studied. Simulation experiments show that the method is effective for robotic joint stiffness closed-loop control. Full-Text Search ...

Damping Models for Structural Vibration - CUED (groups) Web serv

Damping Models for Structural Vibration Cambridge University Engineering Department A dissertation ... freedom linear dynamic systems. The new method is similar to the existing method with some modifications due to non-viscous effect of the damping ...

Orthogonal optimization method of dynamic stiffness of machine tool joints based on modal flexibility | M.-N. S

Download Citation on ResearchGate | Orthogonal optimization method of dynamic stiffness of machine tool joints based on modal flexibility | To satisfy the requirements of distributing the dynamic stiffness of machine tool joints, an optimization design method for ...

A Subspace Approach to the Structural Decomposition and Identification of Ankle Joint Dynamic Stiffnes

Jalaleddini SK, Sobhani Tehrani E, Kearney R. OBJECTIVE: The purpose of this paper is to present a Structural Decomposition SubSpace (SDSS) method for decomposition of the joint torque to intrinsic, reflexive and voluntary torques and identification of joint dynamic stiffness. METHODS: Firstly, it

Effects of preloads on joints on dynamic stiffness of a whole machine tool structu

Effects of preloads on joints on dynamic stiffness of a whole machine tool structure† Liang MI*, Guo-fu YIN, Ming-nan SUN and Xiao-hu WANG School of Manufacture Scien ce and Engineering, Sichuan Un iversity, Chengdu 610065, China ...

Identification of Joint Stiffness Matrix Using a Decomposition Techniq

Identification of Joint Stiffness Matrix Using a Decomposition Technique Matthew S. Young – Graduate Research Assistant ... Chou and Tsai [12] have proposed a bolt joint identification method using measured FRF’s. The advantage of this method is that the ...

Effects of preloads on joints on dynamic stiffness of a whole machine tool structure | SpringerLi

This paper presents the effect of preload on the dynamic stiffness of the spindle nose of a horizontal machining center. ... Stiffness influential factors-based dynamic modeling and its parameter identification method of fixed joints in machine tools, , 50 (2010) 156 ...

Identification of Dynamic Characteristics of Hybrid Bump-Metal Mesh Foil Bearings | Journal of Tribology | ASME

The growth in block density increases the dynamic stiffness and damping coefficients of bearing. The comparison of HB-MFB (32.5% and 40%) ...

Identification of the Quadrature Resonances Using Modal Nonsynchronous Perturbation Testing and Dynamic Stiffness Approach for an Anisotropic .

International Journal of Rotating Machinery Identification of the Quadrature Resonances Using Modal Nonsynchronous Perturbation "resting and Dynamic Stiffness Approach for an Anisotropic Rotor System with Fluid Interaction, EUNGU JANG Research Engineer 0 1 ...

Identification of Dynamic Bearing Parameters: A Revi

Tiwari et al. / IDENTIFICATION OF DYNAMIC BEARING PARAMETERS 101 Roberts et al. (1988) SQF Sinusoidal Displ. (frequency) Mass, damping and stiffness Stanway et al. (1988) SQF Synchronous Displ. (frequency) nth-power velocity damping Childs et al ...

IDENTIFICATION OF STRUCTURAL DYNAMIC CHARACTERISTI

effectively in the identification of structural dynamic characteristics and has become a flourishing area of vibration research. There are some aspects of the modal analysis method which hinder the application of the method to practical cases. Among them are ...

Effect of Stiffness of Rolling Joints on the Dynamic Characteristic of Ball Screw Feed Systems in a Milling Machi

Dynamic characteristic of ball screw feed system in a milling machine is studied numerically in this work. In order to avoid the difficulty in determining the stiffness of rolling joints theoretically, a dynamic modeling method for analyzing the feed system is discussed ...

Contact stiffness of bolted joint with different material combination in machine tools | JVE Journa

According to parameter identification method of the stiffness influential factors-based dynamic modeling method, the stiffness matrix of bolted joint contained in the specimen is identified, which is shown in Appendix. The identified stiffness matrix is inserted into ...