溫度摩擦應力 的英文怎麼說

中文拼音 [wēndùmócāyīnglì]
溫度摩擦應力 英文
temperature-frictional stress
  • 溫 : Ⅰ形容詞（不冷不熱） warm; lukewarm; hot; gentle; mild Ⅱ名詞1 （溫度） temperature 2 （瘟） acute ...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 摩 : 摩構詞成分。
  • 擦 : 動詞1 （摩擦） rub 2 （用布、 手巾等摩擦使干凈; 揩拭; 抹） wipe; scrub; clean 3 （塗抹; 搽） spre...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 溫度 : [物理學] temperature
  • 摩擦 : 1 （互相接觸的兩物體作來回相對運動） rub; chafe 2 [物理學] （相互接觸的兩物體在接觸面上發生阻礙相...
  1. Here, fem is applied in the analyses of i ) fiber axial stress and interphase shear stress in fragmentation tests during initially applied strain, ii ) influence of temperature on the stress transfer across the interface, iii ) modulus and thickness of the interphase and their influence on interfacial stress transfer, iv ) interfacial debonding process, and v ) fragment aspect ratio, contact friction along the interface and their influences to the interfacial stress transfer efficiency

    在論文的這部分工作中，使用有限元法描述和分析了逐節斷裂試驗中初始應變下的纖維軸向應力和界面相剪切應力，溫度對界面應力傳遞的影響，界面相模量和厚度、纖維節長寬比、界面脫粘過程、界面接觸中的摩擦效應等因素對逐節斷裂試驗中應力傳遞的影響。
  2. Copper - nanosized tibi composites were prepared by in - situ process. the microstructure, mechanical and electrical properties, and dry sliding wear behavior and electric sliding wear of cu - nanosized tib _ 2 in - situ composites was investigated ; mostly task as follows : the thermodynamic data for the reactions between b and ti in the molten liquid of copper were analyzed, the copper matrix composites reinforced by in - situ tibi nanoparticles were prepared by reactions of 8263, carbon and titanium in copper - titanium melt, and copper - titanium, copper - boron in alloy melt, respectively, which controlled the reaction temperature, reaction time and solidification process. the rnicrostructure and mechanical and electrical properties of the in - situ composites were investigated by using optics microscope, tem and xrd

    本文採用原位反應法制備了cu -納米tib _ 2原位復合材料，在此基礎上分析了原位復合材料的微結構，進行了干滑動摩擦磨損和電接觸滑動磨損實驗，完成的主要工作如下：從熱力學的角度出發，分析了陶瓷tib _ 2顆粒在銅基體中原位生成的熱力學條件，並用電解銅、工業純鈦、 b _ 2o _ 3 、 c （還原劑）以及cu - ti 、 cu - b等合金為原料，通過控制適當的反應溫度、反應時間和快速凝固等工藝手段，制備了cu -納米tib2原位復合材料。
  3. The 3d model of mold is analyzed in 3d fem by using ugh. base on the analyses result, some danger structure of the model have been found and some suggestions of the mold modification are given. since doing a lot of research about the 3d cadvcae technology, a 3dcad system of selecting mold for aluminum material have been developed and the method of analyzing the 3d model is provided in this paper

    然後，為了能真實地模擬實際生產過程，進行鋁與模具鋼在一定表面粗糙度、不同溫度條件、不同潤滑接觸狀態下的最大靜摩擦系數實驗，總結摩擦系數隨溫度變化的規律性和取值范圍；最後，應用ug 17 . 0三維有限元cae模塊進行模具三維力場分析，根據三維有限元的結果分析，對模具危險部分進行預變形的處理和優化，改善模具受力變形的狀況。
  4. The static triaxial test of two engineerings shows that the breaking strength of asphalt concrete declines significantly as the temperature rises and the strain increases noticeably when breaking. increase in the asphalt content leads to decrease in tangent modulus and cohesion, but the internal friction angle tends to increase. increasing confining stress results in the augment of the maximum stress and the ultimate value of volumetric strain

    兩個實際工程的靜三軸變形與強度試驗表明，隨著溫度升高瀝青混凝土破壞強度明顯降低，破壞時應變明顯加大；瀝青含量的增加會導致切線模量和凝聚力降低，但內摩擦角趨于增加；周圍壓力增大會導致最大應力_ d增大，其體變壓縮極限值也越大。
  5. Fluent can imitate relation curve about heat transfer coefficient k and re, friction resistance coefficient f and re, the isoline about dot metrix between velocity field and temperature grads field. it also drafts several operating mode simulated stream field, velocity and temperature grads field

    應用fluent軟體擬合出傳熱系數與re關系曲線、摩擦阻力系數與re關系曲線、速度與溫度場梯度點積值的等值線圖， nu較大的幾個工況的模擬流場、速度和溫度梯度場。
  6. The fem results indicated that as to the rough surfaces in sliding contact, the value of the contact pressure was very high which coursed a high value of the heat flow rate, meanwhile the sliding time was not enough for the frictional heat to transfer, thus the highest value of the body temperature occurred just on the sliding surfaces, which possessed a sharp thermal gradient in direction perpendicular to the sliding surface. so the great thermal stress was caused just by the sharp gradient and the thermal elastic distortion with which the contact pressure changed occurred simultaneously, thus this change of the contact pressure would affect the temperature distribution in return

    對于相對滑動的粗糙表面，因實際接觸面積小而導致接觸壓力很大，這樣使得熱流密度會很大，同時由於滑動時間很短，熱來不及傳導，最高溫度發生在摩擦表面，在垂直於摩擦面的方向有很大的溫度梯度，使得熱應力很大，且最大應力發生在表面，同時產生熱彈性變形，這種變形使得接觸區域內的壓力分佈發生變化，這種變化又反過來影響了接觸區域的溫度分佈。
  7. It is found that the microstructure and properties of as - deposited dlc films is seriously dependent on the substrate temperature used in deposition processes. with the increase of substrate temperature, sp 3c content in the deposited dlc film decreases, surface roughness and friction coefficient of deposited dlc films increase. at the same time, microhardness, residual stress and optical band gap became lower

    研究發現，基片溫度對dlc薄膜的結構和性能影響最明顯，隨著薄膜沉積過程中基片溫度的增加， dlc薄膜中的sp ~ 3c含量減少， dlc薄膜的表面粗糙度增加， dlc薄膜的顯微硬度降低， dlc薄膜的摩擦系數增大， dlc薄膜的殘余應力都是減小的，光學帶隙eg變窄。
  8. Based on the constitutive relationship coupled microstructure evolution, 3d - fe simulation of isothermal forging process of tc6 titanium alloy disc is performed dealing with different deformation temperature, punch velocity and shear factor of friction, effect of process parameters on equivalent strain, equivalent stress and grain size is calculated, and load - displacement curve is calculated

    本文基於微觀組織演變的本構關系模型，對不同變形溫度、凸模速度和摩擦條件下鈦合金盤的等溫鍛造過程進行了三維數值模擬，研究了變形工藝參數對等效應變、等效應力和晶粒尺寸的影響，計算了各變形條件下的位移?載荷曲線。
  9. Based on g - w contact model, two rough surfaces in contact were simplified to a smooth one and a rough one which has regular rectangular asperities, and a three - dimensional transient thermal and stress coupled fem model was established using thermal - structure sequential coupling. the course of the sliding with friction was simulated using the nonlinear multiphysics field fem, meanwhile considering thermal - elastic problems of the two bodies, to calculate and analyze the temperature, contact pressure and stress of the sliding contact surfaces with frictional heating

    基於g - w接觸模型，將兩個粗糙表面簡化為一個有規則排列的長方體微凸體的粗糙表面與一光滑表面，利用熱結構順序耦合建立三維瞬態有限元計算模型，考慮兩個物體摩擦接觸的熱彈性問題，採用非線性有限元多物理場來實現，對粗糙表面接觸模型的瞬時摩擦溫度場、壓力場和應力場進行了計算分析。
  10. Taking into account thermal and non - newtonian effects of the lubricant, this paper has theoretically investigated elastohydrodynamic lubrication of involute spur gears, and achieved the pressure distribution, film shape, temperature distribution and the values of the friction coefficient and its varying law along the line of action of gear transmission

    本文在考慮了潤滑劑的熱效應和非牛頓效應后，對漸開線直齒輪的彈流潤滑問題進行了理論研究，獲得了齒輪傳動的壓力分佈、溫度分佈、油膜形狀和齒面摩擦系數的取值范圍及其沿齒輪傳動嚙合線的分佈規律。
  11. This manipulation has strong rubbing force with a large range of movement, it has evident warming effect and the function of removing obstruction

    本法的摩擦力強、動作幅度大，故具有明顯的溫熱效應與推蕩消散作用。
  12. Thirdly, taking into account thermal stress, friction between surface and base and friction between base and soil, a mechanical model representing the pavement including induced crack is founded

    第三，在充分考慮到溫度應力以及面層與基層、基層與土基之間的摩擦等因素后，建立了基層含預切縫路面的受力模型。
  13. Been conducted accurately on prestress losses due to friction and due to the deformation of ahchorage devices and on interrelation between the different prestressing tendon during the course of tension. digital and sensing technology was first utilized to carry out the investigation on the influence of fluctuations of temperature on prestress. it is concluded that prestressing construction of reinforced concrete frame structure of high building without taking the effect of temperature into account simply could n ' t satisfy the requirement of quality criteria in force

    本文對預應力摩擦損失、錨固損失以及不同的預應力筋在張拉過程中的相互影響進行了精確的現場試驗研究，首次利用數字傳感技術完成了溫度變化對預應力影響的研究；得出了在高層鋼筋混凝土框架結構施工中，不考慮溫度影響的預應力施工，根本滿足不了現行質量標準要求的重要結論。
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