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The GMMBS Method for Time-temperature Superposition of Viscoelastic Materials

ZHANG Zhen-li LI Shi-qi ZHU Wen-ge WANG Nan WANG Yue

国际设备工程与管理:英文版2011,Vol.16Issue(4):193-199,7.
国际设备工程与管理:英文版2011,Vol.16Issue(4):193-199,7.

The GMMBS Method for Time-temperature Superposition of Viscoelastic Materials

The GMMBS Method for Time-temperature Superposition of Viscoelastic Materials

ZHANG Zhen-li 1LI Shi-qi 1ZHU Wen-ge 1WANG Nan 1WANG Yue2

作者信息

  • 1. School of Mechanical Science and Engineering, Huazhong University of Science and Technology, Wuhan 430074, P. R. China
  • 2. Beijing Institute of Space Mechanics and Electricity, Beijing 100076, P. R. China
  • 折叠

摘要

Abstract

Using the time-temperature superposition principle, the dynamic properties of viscoelastic materials can be shifted to obtain a master curve. A shifting method based on the Generalized Maxwell Model ( GMMBS ) , is proposed for the time-temperature superposition process of thermo-rheological simple, linear viscoelastic materials. Experimental data points under different temperatures are all considered as a whole and expressed with one unified representation by the GMMBS, which utilizes the feature that the Generalized Maxwell Model can describe a large class of viscoelastic materials with needed accuracy. Compared with traditional overlapping window based shifting methods, the proposed constitutive model based method needn't judge the size or existence of the overlapping window first, and computes shift factors with useful information contained in all experimental data points. The effectiveness of the proposed method is verified by simulated data, generated from published test results, with various experimental noise levels, densities of data points and sizes of overlapping windows. It has been shown that the GMMBS is robust and accurate.

关键词

粘弹性材料/叠加原理/广义Maxwell模型/温度/时间/S方法/数据点/动态特性

Key words

generalized maxwell model/time-temperature superposition/viscoelastic

分类

计算机与自动化

引用本文复制引用

ZHANG Zhen-li,LI Shi-qi,ZHU Wen-ge,WANG Nan,WANG Yue..The GMMBS Method for Time-temperature Superposition of Viscoelastic Materials[J].国际设备工程与管理:英文版,2011,16(4):193-199,7.

基金项目

This paper is supported by the National Science and Technology Major Project through the contract 2010zx04008-041 ()

国际设备工程与管理:英文版

1007-4546

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