等塑性應變線 的英文怎麼說

中文拼音 [děngxìngyīngbiànxiàn]
等塑性應變線 英文
equi-plastic strain line
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 動詞(塑造) model; mould
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中點理論,從效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、效加固后的圍巖、原始圍巖三者的彈解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東穿黃隧洞穩定分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的力場、位移場的化規律進行了研究,分析了加錨支護對隧洞圍巖力、形的影響。
  2. Roll over protective structure ( rops ) is a device which installs on out of construction vehicle. the main functions are : when the vehicle rolling over. rops can prevent the vehicle from rolling over further, and reduce the possibility of rolling vehicle injures operator ; when the vehicle traveling on freezing soil. concrete and rock, it has large resist continuous impact ability ; when the vehicle overturning rops can support the whole vehicle. arrangement of falling object protective structure ( fops ) can block objects ( such as trees, rocks ) so that supply protection for operator. this problem is that research rolling over and falling objects protective structure of bulldozer by learning research condition of rops / fops and relative lay down international standard. on the base of theory analysis. detrudes counting formula of rops / fops deformation through founding mechanics analysis model of rops / fops at the stage of elasticity and plastoelastic. and finds a set of feasible nonlinear finite element analysis counting. lt calculates rops / fops plastoelastic deforma variable of 320hp bulldozer, bulldozer has been carried out by optimizing design method

    其主要功能是:當車輛滾翻時, rops能刺入未凍土壤而阻止車輛的進一步滾翻,降低滾翻的車輛對系著安全帶司機軋傷的可能;保證rops在碰撞和沖擊形不大的地面(如凍土、混疑土上、巖石)時,能具有相當大的抗連續沖擊能力;當車輛已經處于顛覆狀態時,已經形的rops能支撐住整車。落物保護裝置(簡稱fops ) ,其構件的布置方式要能遮蔽墜落的物體(如,樹木、巖石) ,以便對司機提供適當的保護。本課題主要通過了解國內外有關對rops fops的研究情況和有關國際標準的制定,對大型推土機傾翻和落物保護裝置進行研究,在理論分析的基礎上,通過建立rops fops的力學分析模型,推導彈、彈階段rops fops形的計算公式,建立一套可行的rops fops的非有限元分析計算方法。
  3. Divided into two, three, four, five series, uses superelevation brightness led to coordinate with the plastic linear manufactured with the pvc material decorating lamps and lanterns, is one kind of new illumination photosource which emerges in the last few years, belongs to the cold photosource, through the chip control, may realize changes gradually, the jump, the color glitters, stochastically glitters, changes gradually, pursues, the scanning in turn and so on the mobile color change

    Led燈飾產品用實例柔光帶系列:分為二系列,採用超高亮度led配合pvc材料製造的可型裝飾燈具,是近幾年來興起的一種新型照明光源,屬于冷光源的一種,通過晶元控制,可實現漸色彩閃爍隨機閃爍漸交替追逐掃描流動顏色化。
  4. The study demonstrated that linear visco - elastic parameters of rheological models built by theoretical modeling methods were constant while nonlinear visco - elastic parameters were not constant and changed as stress level changed and that visco - plastic parameters determined the shape of stress - strain curve

    研究表明:運用模型理論建立的流模型的粘彈參數在低力水平下是惟一的,但非粘彈參數不惟一,並隨力水平的化而化,而粘參數的大小決定了時曲的形狀。
  5. A finite element numerical model for arch dam - gravity pier - foundation system was established to evaluate the effect of high gravity piers on the stress, deformation and anti - sliding stability of sizhai arch dam, taking the following factors into account, such as the possible elastoplastic deformation of foundation rocks and the nonlinear interaction between the interfaces of gravity pier - dam foundation, the joint surfaces beneath the right bank, and the interfaces of arch dam - gravity pier

    摘要為評價高重力墩對四寨拱壩的形和抗滑安全的影響,建立了拱壩重力墩地基系統的有限元數值模型,其中考慮重力墩基礎、右岸夾層和拱壩重力墩交界面的非相互作用,以及基巖材料的彈形行為。
  6. Supposed the two nonreversible deformations both obey the drucker law, the plastic loading function was established based on experimental data and the plastic work was used as hardening parameter supposed loess damage is mostly due to shear and the damage potential function has the same form of the equivalent plastic strain line in the plastic part, the damage potential function was gained by fitting the test data

    假定兩類不可逆形都服從drucker公設,根據試驗數據確定以功為硬化參數的加載函數。認為損傷主要由於剪切產生,假定損傷勢函數與部分的具有相同的形式,通過試驗數據擬合得到損傷勢函數,然後根據損傷理論推導建立q1黃土的彈損傷本構模型。
  7. According to the result, the location of slip surface is confirmed by the plastic strain contour lines

    並且利用有限元的計算成果,根據分佈情況來確定邊坡最危險滑面位置。
  8. At last, the analysis of the redistribution of the initial crust stress and the distribution of the plastic area is made ; the stability evaluation of the rock mass around the cavern is provided. the outcome is conformed with the reality. then applys the approximately equivalent dissolved rule, and considers the action of anchor staff to consolidate the rock mass, and correspond model is established, nonlinear finite element m ethod is applied to analyze the effect of the supports, the result shows that the action of anchor staff is obvious and deformation and stress state of the rock mass is greatly approved. so, the result conforms that the idea and the means used in the thesis is applicable

    最後運用非有限元對廠房開挖后圍巖的力重分佈和開展區的分佈作了分析,評價了廠房的圍巖穩定,其結果與實際開挖情況基本吻合,針對圍巖穩定評價的結果,提出了錨固方案,運用效概化原理考慮錨桿的作用,建立了採用系統錨桿加固后的地下廠房圍巖的三維彈模型,運用非有限元分析了加固效果,結果表明錨固作用明顯,圍巖形明顯減小,圍巖內的力狀態大為改善,從而驗證了本文所採用的研究思想和方法是切實可行的。
  9. The cold - formed square hollow section columns are widely used in various structures such as building structure, trusses, space frames and offshore plates etc. this paper is mainly doing the research on load carrying capacity of the cold - formed square hollow section columns under axial load, the paper includes the following main contents : ( 1 ) an elastic buckling stress for cold - formed square hollow section is presented by finite element analysis, and is compared with the result given by classical elastic buckling theory ; ( 2 ) the elastic - plastic non - linear behavior of the cold - formed square hollow section columns analyzed by ansys is presented ; ( 3 ) by using material model, and geometry nonlinear analysis, the cold - formed effect to stub columns of cold - formed square hollow section is studied ; ( 4 ) by using an material model, the geometry nonlinear analysis, the influence of initial geometrical imperfection to stub columns of cold - formed square hollow section is also analyzed ; ( 5 ) the load carrying capacity of the cold - formed square hollow section columns, which are including the cold - formed effect and influence of initial geometrical imperfection is analyzed by non - linear finite element, and the theoretical analysis results are compared with the results of experimental study and the results calculated by specification gb50018 - 2002

    冷彎方管作為軸心壓桿廣泛用於房屋結構、桁架、網架、塔架以及海洋平臺結構中,本文主要研究軸心受壓冷彎方管的承載力能,內容主要包括以下一些: ( 1 )對冷彎方管的彈臨界力進行有限元分析,並與經典理論結果進行對比,以驗證有限元程序的適; ( 2 )闡述冷彎方管採用有限元彈分析理論及用ansys軟體的非分析方法; ( 3 )採用彈模型,考慮幾何非及材料非,對不同寬厚比的軸心受壓冷彎方管柱的冷彎效進行有限元非分析研究; ( 4 )考慮冷彎效對屈服力的影響,對不同寬厚比的軸心受壓冷彎方管短柱在不同初始形下的承載力能進行有限元非研究; ( 5 )考慮冷彎效、幾何初始形,對不同長細比和不同寬厚比的軸心受壓冷彎方管長柱的承載力能進行有限元非研究,並與試驗結果以及我國現行規范gb50018 ? 2002計算結果進行對比分析。
  10. The elastic solution for elastic - plastic problem is based on model theory of elastic - plasticity and deformation theory of plasticity. with the original data which embodies the stress state of complicated structure at elastic phase and is attained by experiment or calculation, according to the similarity theory between elasticity and plasticity and generalized stress - strain material curves, and using new means and new techniques, this method and change the elastic value into plastic value correspondingly

    結構彈分析的彈解法是以彈力學的模型理論和力學形理論為基礎的,具體做法是利用實際工程中由實驗或者計算方法獲得表徵復雜結構彈階段力狀態的原始數據,根據彈力學和力學方程的相似關系和被實驗材料的廣義,採用新的分析方法和實驗手段,將彈解轉換成對的彈解。
  11. In this dissertation, area geology background, engineering geology condition and mechanism of deformation - destruction of the landslide are adequately analyzed, and finite element method is applied to analyzing the landslide stability in the study area, then changes of stress field, displacement field, plasticity destruction zone and stability coefficient contour are discussed

    論文充分分析了巫山縣四道溝滑坡的區域地質背景、工程地質狀況,系統分析了滑坡的形破壞機理,採用有限元法進行了滑坡穩定分析,討論了在各種工程情況下的力場、位移場、破壞區以及穩定系數圖的化情況。
  12. The mesh of finite element was generated automatically to simulate the true fabric of concrete. the different material property of elements was identified and assigned automatically. the nonlinear constitutive relation of materials was established

    採用非本構模型來表徵組成三級配混凝土的各種材質的非力?關系,該本構模型具有可以模擬材料的開裂、拉伸軟化、屈服和壓碎非特點。
  13. It is one of mechanisms of plastic distortion, at the same time it is also the beginning of microcosmic damage and rupture before the macroscopical destroying of materials, it representatives a mid - state between materials " macroscopical rupture and bend, it is considered a premonitory that the rupture of polymer material, which get common attention by scholar inside and outside nation. therefore, the research for engineering polymer in mechanic action of non - linearity destroy such as distortion, destroy and depe nd on time and temperature is valuable in theoretic research and actual application, which offer the important theoretic gist for changing complex material ' s capability and actualize polymer ' s perfect application with high quality of capability in engineering

    同時,銀紋化和銀紋損傷是高聚物特有的一種現象,細觀層次的銀紋引發、生長和斷裂在聚合物損傷斷裂的整個過程中起著承前啟后的作用,它是溝通宏、微觀形機制的橋梁,是材料形的機制之一,同時又是材料宏觀破壞以前微觀上損傷、破壞的開始,它代表材料微觀斷裂和屈服之間的一個中間狀態,可以看作是聚合物材料宏觀斷裂的先兆,受到國內外學者們的廣泛關注。因此,開展工程聚合物形、破壞以及時間相依和溫度依賴力學行為研究,探討聚合物破壞過程中的非力學行為,為聚合物及其復合材料的改、實現聚合物的工程化與高能化提供重要的理論依據,具有重要的理論研究意義和實際用價值。
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