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plastic flow 范性[塑性]流變。

This constitutive model describes the non - associated plastic flow of granular material , and replaces the assumption that granular material complies with associated flow rule in the limit “ equilibrium theory of granular material 該本構模型反映了散體材料的非相關塑性流動,取代了散體極限平衡理論中散體材料服從相關流動法則的假定。

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Based on the shale code , the early code of ale , the two dimensional finite difference elastic - plastic flow code hepale has been developed , in which the ideal elastic - plastic model and equation of state of gruneisen are used to describe the solid material , the programmed burn technique is used to simulate the propagation of detonation , and the equation of state of jwl is used to describe the detonation products 借助于ale方法的早期程序shale的基本框架,開發研制了二維彈塑性流ale方法計算程序hepale 。程序包含用彈塑性本構模型和gr nrisen狀態方程來描述固體材料的行為;采用jwl狀態方程來描述爆轟產物的性質;采用程序燃燒法來模擬爆轟波陣面的傳播。

Based on sale method ( simplified ale , in which the mesh may move with arbitrarily prescribed velocity with respected to the fluid , and lagrange interfaces are maintained between cells containing different material . ) , the line loop integral difference scheme is derived which can be used to calculate two - dimensional elastic - plastic flow 并在sale ( simplifiedale ,一種簡化的ale方法,網格可以任意運動,但物質界面處的網格仍然以物質速度運動,物質界面始終為lagrange網格線以保證網格中只有單物質出現)方法框架下,推導并給出了適用于彈塑性流計算的ale線積分差分格式。

Through the simulation of the forming process , we can get the deformations , stress , strain , plastic flowing in sheets and the interface state under impact load and rolling load , the deformation of the sawtooth form and comparing to the initial state , the results above are expressed in computer animated way . and the effect of geometrical ( mainly different form , including 90 degree , isoceles triangle , 75 degree , and 1 . 5 high and wide ) , material and technical parameters on the bond strength are analyzed , also including the comparison of different sawtooth form . the optimum parameters are got 對雙金屬復合板成型過程進行模擬,從而得到在沖擊載荷和軋輥壓力作用下基板和覆板的應力、應變分布和塑性流動變形規律,復合后的齒形的變形情況與初始齒形形成對比,以動畫的方式模擬成型過程,并分析了不同幾何參數(主要是不同的齒型,其中包括直角齒型、等腰齒型、 75度齒型、 1 . 5高寬齒型) 、材料參數、工藝參數對復合強度的影響,以及不同齒型的變形對比以及齒型對復合情況的影響,提出最優齒型、最優工藝參數,有效地指導了實驗。

The mechanisms summarized are as follows 1 ) compressional normal stress ; 2 ) ductile and / or viscous deformation in bedding fault since incompetent bed is susceptible to plastic flow ; 3 ) higher likelihood of clay / shale smearing ; 4 ) foliation fabric whose sealing capacity is enhanced greatly in direction perpendicular to foliation 其機理可歸納為四個方面: 1 )壓性的正應力; 2 )以韌性及粘性變形為主,因為非能干巖層易塑性流變; 3 )涂抹效應強; 4 )面理化組構,垂直面理方向的封閉能力大大增強。

This control cabinet can control every point temperature in the hot runner , and keep a plastic flow at an optimum condition so that it is possible to avoid such defects as hollow and contraction cavity from lacking in supply , and to save materials and labor and reduce production costs at the same time . compared with ordinary , such hot runner will shorten the time of mould removal , carry out full - automatic ordinary , such hot runner will shorten the time of mould removal , carry out full automatic operation more easily , reduce the distance of mould - opening and the stroke of mould - closing 使用本控制柜能精確控制流道中各點溫度,使塑料流動達到最佳狀態,這樣能克服制件因補料不足而產生凹陷,縮孔等缺陷,同時節省了材料和人力,降低生產成本,與普通流道比脫模周期短,易實現全自動操作,可以縮短開模距與合模行程,縮短成型周期,可以成型較長制品。

Based on the continuity of the stress - strain complete curve , we unite the multiaxial creep theory from neville and uniaxial creep theory ( theory of elastic continuation and plastic flow ) to consistently calculate the creep of achcfst members . during creep , the internal force redistribution will occur and strain harmony will be preserved between steel tube and core concrete 我們建立了一種計算理論把這兩個階段統一起來:根據鋼管混凝土軸壓構件工作過程的連續性,將neville的多軸應力徐變度理論和單軸應力徐變度理論?繼效流動理論結合起來實現理論上的連續性。

Research result indicated that on the basis of all kinds of tensional fracture , intricate deformation phenomenon is controlled by three kind of fracturing failure , such as compression - plastic flowing fracture , career - fracturing and relief - fracturing and their organic assemblage in right dam abutment 研究結果表明,右壩肩巖體以各類張裂為主要表現形式的復雜變形現象,受控于壓致-塑流拉裂、傾倒-張裂及卸荷-張裂等三類張性破壞及其有機的組合。

Based on the elastic continuation and plastic flow theory for concrete creep , and considering the mechanical characteristics of axially compressed concrete filled steel box ( cfsb ) members , this paper derived a formula to calculate the creep of axially compressed cfsb members 摘要基于混凝土徐變的繼效流動理論,結合方鋼管混凝土軸心受壓構件的受力特點,推導出方鋼管混凝土軸心受壓構件徐變的計算公式。

In this article , the reason how the friction produces in the process of metal forming was analyzed , and the friction was thought to be mainly caused by the plastic flow of metal in the pits of tool surface 摘要本文從微觀入手對金屬壓力成型過程中摩擦的形成原因進行了分析,認為摩擦主要是由于被壓入工具表面凹坑金屬的塑性流動所引起的。

This constitutive model describes the non - associated plastic flow of granular material , and replaces the assumption that granular material complies with associated flow rule in the limit “ equilibrium theory of granular material 該本構模型反映了散體材料的非相關塑性流動,取代了散體極限平衡理論中散體材料服從相關流動法則的假定。

In this article , the reason how the friction produces in the process of metal forming was analyzed , and the friction was thought to be mainly caused by the plastic flow of metal in the pits of tool surface 本文從微觀入手對金屬壓力成型過程中摩擦的形成原因進行了分析,認為摩擦主要是由于被壓入工具表面凹坑金屬的塑性流動所引起的。

Because of the complexity of the soft foundation , it is much difficult to calculate the additional settlement caused by the plastic flow accurately 由于軟土地基的復雜性,要準確計算塑流引起的附加沉降有相當大的難度。

The predominant wear mechanisms of cu - nanosized tib2 in - situ composites are plastic flow and oxidational wear at higher sliding speed 在較高滑動速度下,塑性流變和氧化磨損為其主要磨損機制。

Standard test method for resistance to plastic flow of bituminous mixtures using marshall apparatus 6 inch - diameter specimen 用馬歇爾儀器測試瀝青混合料的抗塑料流動性的標準試驗方法

C . runner use plastic flow into the entire balanced design of bore elite left without end , the rapid - color C .流道采用全平衡入膠設計,內孔精拋,無死角,換色迅速。

Plastic flow rule 塑性憐規則

Plastic flow of steel 鋼的塑流

Bingham plastic flow 賓厄姆塑性流