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- The cases about pres ent yield criterion for compressible sintered powder materials violating practic e facts are pointed out. 本文分析了粉末燒結材料塑性變形的基本規律,指出了現有粉末燒結材料屈服條件與實(shí)際情況不相符的問(wèn)題。
- OBJECTIVE To study the synthetic process of magnesium taurate salt for improving the production s yield. 目的研究?；撬徭V鹽的制備工藝,以提高產(chǎn)物收率。
- In this paper, Mohr yield criterion is used to analyze the ultimate load of a strength - differential wedge with the vertical uniformly distributed load on an edge. 利用莫爾屈服準則,對一側承受均布垂直載荷作用的拉壓異性材料楔體進(jìn)行了極限載荷分析。
- Economic data has also been supportive, especially in Australia, supporting the AUD’s yield advantage. 經(jīng)濟數據也為貨幣提供支持，特別是在澳洲，數據有利澳元回報的增長(cháng)。
- In this paper,the deformation of the axisymmetrical tunnel in soft rocks is studied by using the Mohr-Coulomb yield criterion and non-associative plastic flow rule. 本文采用莫爾-庫侖屈服準則和非關(guān)聯(lián)塑性流動(dòng)法則分析了軸對稱(chēng)軟巖巷道的變形規律。
- Based on the single axial compression of sintered iron cylinder specimens,the rationality and applicability of generalized yield criterion are validated for sintered ... 通過(guò)燒結鐵圓柱試樣單向壓縮試驗,驗證了粉末冶金燒結材料廣義塑性屈服條件的合理性和適用性。
- Variors factors affe cting ERF's yield stress are analyzed in this article, using modle of dipole we have caculated the maximum of ERF's yield stress. 該文分析了影響電流變流體屈服應力的各種因素，并應用基于偶極子假設所推出的屈服應力公式算出了電流變流體的屈眼應力極限值。
- The yield conditions of axisymmetric circular plate and shallow spherical shell of reinforced concrete based on Twin shear stress yield criterion are presented in the paper. 導出了基于雙剪屈服準則的鋼筋混凝土球扁殼的屈服條件,并利用此屈服條件求解出其極限荷載。
- Abstract： Using fatty alcohol as starting material, double octyl quaternary ammonium bromide was obtained.It＇s yield reached 80%. 摘 要： 以脂肪醇為原料，合成了雙辛基季銨溴鹽，其產(chǎn)率達80%25。
- According to the gradient plasticity theory, we introduced two- class strain gradient into yield function, derived from the formula of deformation localization band width by using Drucker - Prager yield criterion and gave the internal length of coal. 并通過(guò)應變梯度塑性理論，在屈服函數中引入應變梯度二階項。 采用Drucker－Prager準則解析得出了煤試件的變形局部化帶寬度公式并根據試驗確定煤的材料內部長(cháng)度。
- This paper makes the optimum autofrettage analysis of thick-walled cylinder of the material with different yield strength in tension and compression base on the Mohr's yield criterion. 本文運用莫爾屈服準則對承受內壓的拉壓屈服強度不同材料的厚壁圓筒進(jìn)行了自增強分析,得到了依賴(lài)于材料拉壓比的厚壁圓筒的最佳彈塑性界面半徑、最佳自增強內壓。
- On the basis of the Mohr-Coulomb yield criterion, an internal force yield condition expressed by the bent moment is deduced by analyses of the internal forces of plate unit in differing forced states. 以不同受力狀態(tài)下圓板單元體進(jìn)入塑性極限狀態(tài)時(shí)的內力分析為基礎，建立了圓板在摩爾庫侖準則基礎上用彎矩表示的內力屈服條件。
- Simplified form and applications of Mohr - Coulomb equivalent area circle yield criterion 莫爾-庫侖等面積圓屈服準則的簡(jiǎn)化形式及應用
- Twin shear stress yield criterion 雙剪應力屈服模型
- It is found that the shape of the mode I plastic zone is similar to that obtained by von Mises or Tresca yielding criterion but leaning forward from the crack tip. 結果表明，與宏觀(guān)斷裂力學(xué)算出的塑性區形狀相比，本文給出的塑性區向裂紋前方傾斜；
- MISO option uses the von Mises yield criteria coupled with an isotropic work hardening assumption. 幫助中的小應變分析和大應變分析具體是指什么情況?
- The novel yielding criterion for porous materials is employed to study the densification, workhardening and poisson's ratio of sintered materials during plastic processings. 應用作者新近提出的多孔材料的屈服準則，研究了粉末冶金材料在塑性加工過(guò)程中的致密化、加工硬化和泊松比及復壓過(guò)程中的力學(xué)問(wèn)題。
- maximum shear stress yield criterion 最大剪切應力屈服條件
- equivalent stress yield criterion 等效應力屈服條件
- This paper expounds three resolutions of stress deviator. A new physicalexplanation is given to the unified yield criteria presented early by author. 本文闡述了應力偏量的三種分解形式,給作者早先提出的統一屈服準則以新的物理解釋。
