viscoplastic 中文意思是什麼
viscoplastic
解釋
粘塑性的-
The structure of the deformation bands was observed and photographed by a microscope with a camera accessory. a user material mechanical behavior ( umat ) subroutine was developed based on the crystal plasticity model, and with it, the anisotropic elasto - viscoplastic behavior in single crystals was described. slip systems " evolution was simulated by using finite element method with the subroutine
本文使用數值模擬的方法對[ 001 ] 、 [ 011 ] 、 [ 111 ]以及偏軸加載的多種取向試樣進行了拉伸試驗模擬和循環模擬，研究了不同取向的試樣在加載過程中滑移系的演化情況，並對試樣的宏觀力學行為和細觀機理進行了評述。 -
Viscoplastic constitutive equation
粘塑性本構方程 -
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。 -
With a rational assumption of the viscosity coefficient of the material, the rate - sensitive constitutive equations for the ideally elastic - viscoplastic field are derived under the model
通過對材料的粘性系數做出合理的假設，推導了一種彈?粘?理想塑性材料的率敏感型本構關系。 -
Microdeformation mechanism of structural clays and elasto - viscoplastic damage model abstract on the basis of the investigation of the structure of natural sedimentation clays and the simulation of the deformation and rheology of soil particle skeleton under the internal molecule attractive force and electric charge repulsion and the exterior load, a elasto - viscoplastic damage model is constructed in which the soil structure is considered to be gradually damaged in the course of loading, and the effectiveness of the model is verified by the results of laboratory tests and field tests
本文調查了天然粘土中存在的結構性，應用大變形有限元法模擬了土顆粒骨架在內部分子吸力和電荷斥力以及外部荷載作用下的變形和蠕變機理，在此基礎上建立了考慮天然粘土變形過程中結構性不斷受損的彈粘塑損傷模型，並進行了室內和現場試驗，論證了模型的有效性。 -
The elastic - viscoplastic field at tip of mode propagating crack
型擴展裂紋尖端的彈黏塑性場 -
In this dissertation, investigations were performed aiming at metallic polycrystals with medium grain size. numerical simulations and uniaxial tension tests were carried out to investigate the evolution of microstructure and mesoscopic viscoplastic behavior at elevated temperature
本文主要針對未經細化晶粒處理的金屬多晶材料，試驗和數值模擬相結合，研究高溫變形中材料微結構演化及細觀粘塑性力學行為。 -
Research on the thermal - viscoplastic constitutive relation of damaged materials and numerical simulation of circular tubes fracture
含損傷材料的熱粘塑性本構關系和柱殼破裂研究 -
3. the anand model, a unified viscoplastic constitutive relation, was applied to represent the nonlinear deformation behavior of 63sn37pb solder
3 .採用anand統一型粘塑性本構模型對63sn37pb焊點釬料在熱循環加載下的應力應變進行模擬。 -
Study on propagation properties of combined stress waves in viscoplastic thin - walled tubes
粘塑性薄壁管中復合應力波的傳播特性研究 -
By using the constitutive model, we can establish the creep and consolidation model, the variation trend of super pore water pressure and the development of viscoelastic settlement and viscoplastic settlement. at last forecasting the long term creep settlement in the metallurgy industrial estate at the backward position of haihe river in tianjin
並利用此本構關系建立蠕變與固結模型，計算出土層在大面積填土作用下超靜水壓力發展趨勢，同時得出其粘彈性、粘塑性沉降發展趨勢，最後對冶金工業區軟土長期蠕變沉降作出預測。 -
Studies on viscoplastic crack growth for rigid pvc using the t integral
積分研究硬聚氯乙烯粘塑性裂紋擴展 -
Taken the viscosity into account in this paper, a rather simple but practicable elastic - viscoplastic model to describe the stress - strain relation of the material at the crack - tip of antiplane mode iii crack
本文在考慮擴展裂紋尖端材料的粘性效應下，採用一種比較簡單然而實用的彈粘塑性模型來描述反平面型動態擴展裂紋尖端場附近材料的應力應變關系。 -
The multi - stage forging process of a gas turbine compressor blade is simulated using 3d coupled thermal - mechanical rigid - viscoplastic finite element method
摘要利用熱力耦合剛塑性有限元法，對某重型燃機葉片的多工步鍛造過程進行了數值模擬研究。 -
Asymptotic dynamic solution to the mode propagating crack - tip field in elastic - viscoplastic material
型動態擴展裂紋尖端場的漸近解 -
Then to provide insight into the development of instabilities on the surface of the armature, a viscoplastic constitutive model is formulated in a user defined material subroutine to model the microvoid ' s growth
為解釋電樞表面不穩定性的形成，結合gurson - tvergaard - needleman屈服模型和johnson - cook強度模型，通過用戶材料子程序，實現了微孔洞增長的粘塑性本構關系。 -
A viscoelastic - viscoplastic - damage constitutive model considering damage and creep of soft soil is presented
摘要提出了一種考慮軟土損傷和流變性質的粘彈粘塑性損傷模型。 -
The evolution of shock waves in a viscoplastic bar with variable section
粘塑性變截面桿中沖擊波的演化 -
Elastic viscoplastic analogy
彈性粘塑性比擬 -
Crack propagation in polycrystalline elastic - viscoplastic materials using cohesive zone models
模擬彈粘塑性多晶體的裂紋擴展
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