以增量式內涵塑性理論分析材料受軸向循環負載之塑性行為

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趙振伯(Jen-Bo Jau) 查詢紙本館藏

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論文名稱

以增量式內涵塑性理論分析材料受軸向循環負載之塑性行為

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摘要(中)

摘要
本文採用增量式內涵時間塑性理論為架構，並以一組有限指數遞減函數為核心函數，提出新的材料函數以期對材料在受到循環負載下的塑性行為有更好的預測性，此循環塑性行為包括包辛格效應、循環硬化及飽和穩態等行為。
理論和實驗的比較結果顯示，藉由修正材料函數，內涵時間塑性理論可以很合理且完整的描述及預測材料受單軸循環負載下之受力行為。此外，本文所提出的材料函數，對於實驗所觀察到的記憶消除效應亦可做合理的描述。

摘要(英)

關鍵字(中)

★ 內涵
★ 材料函數

關鍵字(英)

★ material function
★ Endochronic

論文目次

目錄
頁次
摘要 Ⅰ
目錄 Ⅱ
圖表說明 Ⅳ
符號說明 Ⅷ
第一章緒論
1-1 前言 1
1-2 文獻回顧 2
1-3 研究動機與方法 6
第二章增量式內涵塑性理論
2-1 引言 7
2-2 內涵組成方程式 8
2-3 增量式內涵組成方程式 10
2-4 材料函數 13
2-4-1 包辛格效應(Bauschinger Effect) 16
2-4-2 函數c 16
2-4-3 記憶消除(Erasure of Memory) 18
第三章數值計算
3-1 計算流程 20
3-2 應力值的計算 22
第四章結果與討論
4-1 實驗負載路徑 26
4-2 結果與討論 27
4-2-1 軸向等振幅循環 28
4-2-2 軸向非對稱等振幅循環 28
4-2-3 軸向漸增振幅循環 29
4-2-4 軸向漸變均值循環 30
4-2-5 軸向漸增振幅及漸變均值循環 31
第五章結論與建議
5-1 結論 33
5-2 建議 34
附錄一 66
參考文獻 68

參考文獻

參考文獻
1.Armstrong, P.J., and Frederick, C.O., "A Mathematical Representation of the Multiaxial Bauschinger Effect," Berkeley Nuclear Laboratories, R&D Department Report No.RD/B/N/731, 1966.
2.Dafalias, Y.F., and Popov, E.P., "A Model of Nonlinearly Hardening Materials for Complex Loading," Acta Mechanica, Vol.21, 1975, pp.173.
3.Fan, J. H., "A Comprehensive Numerical Study and Experimental Verification and Endochronic Plasticity," Ph. D. Dissertation, Dept. of Aerospace Eng. And Applied Mech., Cincinnati Univ., U.S.A., 1983.
4.Kawai, M., "Creep Hardening Rule under Multiaxial Repeated Stress Changes," JSME Int. J., Ser. A, Vol.38, No.2, 1995, pp.201.
5.Lamba, H.S., and Siderbottom, O.M., "Cyclic Plasticity for Nonproportional Path : Part 1-Cyclic Hardening, Erasure of Memory, and Subsequent Strain Hardening Experiments," Transactions of the ASME, Vol.100, 1978, pp.96.
6.Lee, C.F., "A Simple Endochronic Creep Modeling and Its Computational Implementation," Chinese J. of Mechanics, Vol.7, No.1, 1991, pp.21.
7.Lee, C.F., "Evaluation of Conventional Creep Models Using Perforated Thin Plate Under Uniaxial Variable-Amplitude Step Loading," The Chinese Journal of Mechanics, Vol.5, No.1, 1989, pp.19.
8.Lee, C.F., and Chang, W.L., "Applications of Endochronic FEM in Perforated Thin Plate," Proceedings of the 5th Nat. Conf. on Mech. Eng. CSME, Taipei, 1988, pp.959-971.
9.Lee, K.L., Pan, W.F., and Hsu. C.M., "Collapse of Circular Tubes under Pure Bending Creep," J. Chinese Society of Mechanical Engineers, Vol.22, No.3, 2001, pp.249.
10.Lee, K.L., Pan, W.F., and Kuo, J.N., "The Influence the Diameter-to- Thickness Ration on the Stability of circular Tubes under Cyclic Bending," Int. J. Solids Struct., Vol.38, 2001, pp.2401.
11.Lu, J.K., "The Endochronic Model for Temperature Sensitive Materials," International Journal of Plasticity, Vol.14, Nos.10-11, 1998, pp.997-1012.
12.Mroz, Z., "On The Description of Anisotropic Workhardening," J. Mechanics and Physics of Solids, Vol.15, 1967, pp.163.
13.Pan, W.F., "A Further Verification of Endochronic Theory for Metals under Multiaxial Loading Paths," The Chinese Journal of Mechanics, Vol.10, No.4, 1994, pp.255.
14.Pan, W.F. and Chern, C.H., "Endochronic Description for Viscoplastic Behavior of Materials under Multiaxial Loading," Int. J. Plasticity, Vol.12, No.10, 1996, pp.1287.
15.Pan, W.F., and Chiang, W.J., "Endochronic Simulation for Multiaxial Creep," JSME International Journal, Series A, Vol.41, No.2, 1998, pp.204-210.
16.Pan, W.F. and Hus, C.M., "Viscoplastic Analysis of Thin-Walled Tubes under Cyclic Bending," Int. J. Struct. Engng. Mech., Vol.7, No.5 1999, pp.457.
17.Pan, W.F., Chiang, W.J., Wang, C.K., "Endochronic Analysis for Rate-Dependent Elasto-Plastic Deformation," International Journal of Solids and Structures 36, 1999, pp.3215-3237.
18.Pan, W. F., Wang, T.R., and Hsu, C.M., "A Curvature-Ovalization Measurement Apparatus for Circular Tubes under Cyclic Bending," Experimental Mechanics-an International Journal, Vol.38, No.2, 1998, pp.99.
19.Valanis, K.C., "A Theory of Viscoplasticity Without a Yield Surface, PartⅠ:General Theory ; PartⅡ:Application to Mechanical Behavior of Metal," Arch. Mech., Vol.23, 1971, pp.517-551.
20.Valanis, K.C., "Continuum Foundations of Endochronic Plasticity," Journal of Engineering Materials and Technology, Vol.106, 1984, pp.367.
21.Valanis, K.C., "Fundamental Consequence of a New Intrinsic Time Measure-Plasticity as a Limit of the Endochronic Theory," Arch. Mech, Vol.32, 1980, pp.171-191.
22.Valanis, K.C., "On the Foundations of the Endochronic Theory of Plasticity," Arch. Mech., Vol.27, 1975, pp.857.
23.Valanis, K.C., and Fan, J., "Endochronic Analysis of Cyclic Elastoplastic Strain Fields in a Notch Plate," J. of Applied Mech. ASME, Vol.50, 1983, pp.789-794.
24.Wu, H.C., and Hong, H.K., "Endochronic Description of Plastic Anisotropy in Sheet Metal," International Journal of Solids Structures 36, 1999, pp.2735-2756.
25.Wu, H.C., and Yeh, W.C., "On the Extermination of Yield Surfaces and Some Results of Annealed 304 Stainless Steel," International Journal of Plasticity, Vol.7, 1991, pp.803-826.
26.Wu, H.C., and Yeh, W.C., "Some Consideration in the Endochronic Description of Anisotropic Hardening," Acta Mechanica, Vol.69, 1987, pp.59-76.
27.Wu, H.C., and Yip, M.C., "Cyclic Hardening Behavior of Metallic Material," ASME Journal of Engineering Material and Technology, Vol.103, 1981, pp.212-217.
28.Wu, H.C., Hong, H.K., and Lu, J.K., "An Endochronic Theory Accounted for Deformation Induced Anisotropy," International Journal of Plasticity, Vol.11, No.2, 1995, pp.145-162.
29.Wu, H.C., Lu, J.K., and Pan, W.F., "Endochronic Equations for Finite Plastic Deformation and Application to Metal Tube under Torsion," Int. J. Solids Structures, Vol.32, No.8/9, 1995, pp.1079-1097.
30.Wu, H.C., Nanakorn Komarakul C. "A Constitutive Framework of Plastically Deformed Damaged Continuum and A Formulation Using the Endochronic Concept," International Journal of Solids Structures 36, 1999, pp.5057-5087.
31.Wu, H.C., Wang, T.P., Pan, W.F., and Xu, Z.Y., "Cyclic Stress-Strain Response of Porous Aluminum," Int. J. Plasticity, Vol.6, 1990, pp.207.
32.Yeh, W.C., "Verification of the Endochronic Theory of Plasticity Under Biaxial Load," Journal of the Chinese Institute of Engineers, Vol.18, NO.1, 1995, pp.25-34.
33.Yeh, W.C., Ho, C.D., and Pan, W.F., "An Endochronic Theory Accounted for Deformation Induced Anisotropy of Metals Under Biaxial Load," International Journal of Plasticity, Vol.12, No.8, 1996, pp.987-1004.
34.葉維磬,何加道, "以異向性硬化金屬塑性行為驗證內涵塑性理論", 中華民國第十八屆全國力學會議, 1994, pp.267-274.
35.蕭雅柏,"構造用金屬材料多向循環負載與異向性研究",國立台灣大學土木研究所博士論文,2000.

指導教授

葉維磬(W.C. Yeh)

審核日期

2002-7-7

推文