粘塑性流體 的英文怎麼說
中文拼音 [niánsùxìngliútǐ]
粘塑性流體
英文
viscoplastic fluid- 粘 : 粘動詞(粘附) glue; stick; paste; adhere to; bond
- 塑 : 動詞(塑造) model; mould
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 體 : 體構詞成分。
- 流體 : [物理學] fluid; fluor流體力學 fluid mechanics; hydromechanics; 流體生物學 hydrobiology; 流體運動學 hydrokinematics
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And the rock mass as the main object of most engineering practice is developed by all kinds of geotechnical action and force in the long geology history to the complex characteristic of continuous medium, crannied medium and granular medium, to the anisotropic and heterogeneous entity with elasticity, plasticity, viscidity, creepocity and rheology
作為主要工程對象的巖體是在漫長的地質歷史發展過程中經受各種地質營力作用而形成的成因和構造復雜,巖性多樣且包含了連續介質,裂隙介質和散體介質特徵的,兼有彈性、塑性、粘性、流變性的各向異性的非均質地質體。Based on the principles of designs of self - compacting and light aggregate concrete mix, sclc of lc30 - lc50 was developed by using absolute volume method. the main factors affecting the workability of sclc were studied by adopting the modified l - 800 fluidity instrument. the results indicate that the key techniques insuring good workability of sclc are about 30 % first - grade fly ash, about 50 % volume sand ratio, 2 % ~ 6 % dosages of silicon fume and compounded superplasticicizers with viscous ingredient
採用改進l - 800流動儀,研究了影響lc40自密實輕骨料高性能混凝土工作性的主要因素,結果表明:粉煤灰摻量保持30左右,硅灰摻量為2 6 ,體積砂率為50左右和摻加具有粘塑組分的復合高效減水劑是保證sclc拌合物具有較好工作性的關鍵。During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied
在溫度場的模擬中,模擬結果表明,保壓時間是影響製件成形質量的關鍵因素之一,擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大,需進行參數之間的協調,只有當變形區內部始終維持準固態時,才能實現穩定的液-固擠壓成形過程;在變形場的模擬中,根據液態浸滲擠壓的成形特徵,選用了雙曲正弦剛-粘塑性有限元計算模型,研究了變形過程中應力應變場的變化規律,研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。According to the practical geological model of slope, by means of the finite element analysis, from the constitutive equations of the elastoplasticity and the viscoelasticity - viscoplasticity, the process and mechanism for progressive failure of the locked segment of rockmass are quantitatively revealed and simulated during the rupture, deformation, destruction, and failure of highsteep slope rockmass, and the dynamics driving the motion of rocky landslide with violent starting velocity by high pressure water flow is dealed with
根據邊坡實際地質模型,基於彈塑性與粘彈-粘塑性理論的本構方程,通過有限元模擬分析,定量地揭示和模擬再現了高邊坡巖體破裂、變形、破壞及失穩前後鎖固段巖體漸進性破壞的機制和過程,探討了高壓水流作用下滑坡啟程劇動的破壞機理。( 2 ) on the basis of continuity equation, momentum conservation equation, energy conservation equation, and substantial equation, coupled thm governing equations are derivated with giving up the assumption of local thermal equilibrium, adopting thermal elasto - plastic constitutive relation, taking the effect of temperature gradient on groundwater seepage ( analogous to soret diffusion ) and the effect of viscous dissipation of groundwater on temperature field of rock mass into account
( 2 )根據連續性方程、線動量平衡方程和能量守恆方程以及相應的物性方程推導了飽和巖體溫度場-滲流場-變形場三場耦合作用控制方程組。在推導控制方程組時舍棄了「局部熱平衡」假設,採用了熱彈塑性本構關系,考慮了溫度梯度對地下水滲流的影響(類soret效應)以及地下水的粘性耗散對巖體溫度場的影響。To discuss the rheological effects of soft soil, shear strength is divided for rheological analysis. viscosity coefficient of remolding soil is used to modify partial parameters of routine soil mechanic tests. so the shear strength caused by rheological effects can be considered
在前人研究的基礎上,本文採用對土體抗剪強度分類的方法研究了軟土的流變性,提出了重塑土粘滯系數的計算方法,重點分析了常規試驗中部分參數由於流變而引起的試驗誤差。Plastic deformation happened in the worn surface where fe element was found, so pam micro - fiber supported part of the load and prevented the further deformation. on the condition of high speed and high load, the worn surface of pam1 / nylon 6 composites was nearly melted and formed comparative uniform transfer on the surface of steel, which accounted for the rather low wear mass loss. the infrared analysis showed that the a small quantity of transition of crystal form from into of nylon and its composites happened during the friction because of the high temperature and strong sheering strength
通過對復合材料耐磨性能研究表明:復合材料的摩擦系數隨載荷的增加而逐步下降,且磨損表面有明顯的塑性變形;從能譜分析結果來看,復合材料表面有fe的存在,表明pam微纖承受了部分載荷,並阻止了基體的進一步塑性變形及粘著轉移;在高速高載時, pam1 /尼龍6磨損表面處于粘流態,並在鋼環表面形成了連續的轉移膜,表現出較好的耐磨損性能,且在高溫和強剪切力的作用下,材料基體發生了少量的晶體向晶體的轉移。Rheological model and equation of viscoelastic - plasticity of paste - like backfill pulp
似膏體粘彈塑性流變模型與流變方程研究Based on the shear theory of newtonian viscous liquid, the fusible damp coefficient is established for electromagnetism dynamic polymer extruder screw ' s axial vibration system
摘要對聚合物電磁動態塑化擠出機螺桿軸向振動系統,根據牛頓型粘性流體的剪切理論,確定了聚合物熔體的阻尼系統。On the basis of the previous achievements and the settlement observed data, considering the obvious creep characteristic, visco - elastic - plastic creep model, which reflects the saturated soft clay ' s nonlinear deformation characteristic, has been proposed in this paper, with the consideration of the primary and secondary consolidation settlement. the soft clay visco - elastic and visco - plastic deformation is also depicted respectively
針對具有明顯流變特性的飽和軟粘土,在總結前人研究成果和整理沉降實測資料的基礎上,把主次固結沉降結合起來考慮,提出了反映其非線性變形特性的粘彈塑性流變模型,分別對土體的粘彈塑性變形進行描述。The technical and economic evaluation of thin - type spunbond nonwoven project has mainly finished the following research work : ( 1 ) utilize the theory and method of < marketing > for market investigation, research and forecast, analyze the developing trend and market requirement of the nonwocen abroad and at home, conduct quantitative forecast for raw materials and product price, and explain that during the essential period when liaoyang petrochemical company regulates the structure of industries and product and remodels the main business items, selecting to build up the production device for thin - type spunbond nonwoven is suitable. ( 2 ) introduce techniques of different companies to form different schemes. after analyzing the features of various schemes in the thesis, through building up the target system of four levels and utilize technical comprehensive evaluating way to conduct technical evaluation of four schemes for the thin - type spunbond nonwoven project and get the prior sequence from schemes d, b, a to c. ( 3 ) different technical schemes have various cash circulation amounts, economic evaluation is first based on evaluating and confirming feasibility of each scheme by the single scheme finance, select and use the method of multiple schemes comparison selecting - inutual repelling type multiple schemes optimization, select introducing the scheme of d company technique as the optimum, then conduct undetermined analysis to further test and verify feasibility of schemes
闡明了遼化公司在調整產業結構和產品結構、重塑主營業務的關鍵時期選擇建設8000噸年薄型紡粘非織造布生產裝置是適宜的; ( 2 )引進不同公司的技術形成了不同的方案,論文在分析了各方案的特點后,通過建立四個層次的指標體系,運用技術綜合評價的方法,對薄型紡粘非織造布項目的四個方案進行技術評價,確定了丁方案、乙方案、甲方案到丙方案的優先順序; ( 3 )不同的技術方案有不同的現金流量,經濟評價首先在單方案財務評價確認各方案可行的基礎上,選用多方案比選? ?互斥型多方案選優的方法,選擇引進丁公司技術的方案最優,而後,又進行了不確定性分析,進一步驗證方案的可行性。Abstract : the article introduces cement slurry rheological characteristics and the method of determining the main parameters for cement slurry rheological characteristics, and analyses the difference between the rotation type and funnel type of viscometers in measuring plastic viscosity and apparent viscosity of cement slurry, and then the limitation of the funnel type of viscometer is described. the difference between rigidity and yield value is pointed out. finally through analysis of cement slurry rheological characteristics, the cement slurry filling mechanism is proposed, and the main factors affecting cement slurry are studied
文摘:介紹塑性流體水泥漿的流變性及確定水泥漿主要流變參數的一般方法;分析旋轉式粘度計與漏斗式粘度計在測定水泥漿塑性粘度、表觀粘度時的區別,說明漏斗式粘度計在使用上的局限性;針對粘聚力(動切力)的測定進行分析,認為粘聚力與動切力為不同的概念.通過對水泥漿流變性分析,提出水泥漿充填機理,並對影響水泥漿擴散的主要因素,即粘度影響水泥漿在節理裂隙中向前擴散的速度,動切力限制水泥漿擴散距離作了說明Although model kormanura - huang takes into account the property of visco - elastic - plastic, and can display the rheological behavior of soil, its considering on the property of plastic is very simple, so, the model can only apply for perfect plastic material
考-黃模型雖然考慮了粘彈塑性,能反映土體的流變性,但是塑性的考慮過于簡單,僅僅適用於理想塑性材料。As we know, when meeting these soils, many breakdown and danger will occur, such as the blockings, which has attracted attention of many construction personal on site. however, at present, there exist many unknown fields in blocking. firstly, the definition of blocking is not interpretative
但是,如果地層是粘粒含量較少的卵石層、砂土地層、風化巖地層,進入壓力艙的土體就很難形成這種「塑性流動狀態」 ,從而嚴重阻礙施工進程甚至造成施工事故,閉塞就是常見的一種施工障礙,已經引相關方面的重視。分享友人