samcef 转子动力学-9.pdf

SAMCEF for ROTORS Chapter 3.4: Linking devices This document is the property of SAMTECH S.A. MEF 101-03-4-A, Page 1 Table of contents Chapter 3.4: Linking devices Introduction  Linear bearing Squeeze film damper  Hydrodynamic bearing  Bushing  Mean Gear (linear model) This document is the property of SAMTECH S.A. MEF 101-03-4-A, Page 2 Introduction Chapter 3.4: Linking devices I. Introduction Only linking devices specific to rotor II. Linear bearing dynamics are described hereafter. There are III. Squeeze film damper available either as assembly or as constraints IV. Hydrodynamic bearing when there are grounded. V. Bushing VI. Mean VII. Gear (Linear model) Linking devices defined as constraints VIII. Rolling element Linking devices defined as assembly This document is the property of SAMTECH S.A. MEF 101-03-4-A, Page 3 Introduction Chapter 3.4: Linking devices I. Introduction Linking devices defined as constraints: II. Linear bearing III. Squeeze film damper IV. Hydrodynamic bearing Harmonic V. Bushing Critical speed Super-element Transient respon