stress loading 中文意思是什麼

stress loading 解釋
應力載荷
  • stress : n 1 壓力,壓迫,緊迫,緊張。2 【語音】重音;重讀;【詩】揚音;語勢,著重點。3 重要(性),重點,...
  • loading : n. 1. 裝貨。2. 裝載量;重量;載荷;(船隻等的)貨載。 3. 填充物,填料。4. 額外人壽保險。
  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性點理論,從等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、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,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,論文以南水北調東線穿黃隧洞穩定性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,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. The research is that : after the same cyclic number of loading times, the steel stress of reinforced beams was much smaller than that of common beam ; the deflection of reinforced beams was decreased by 40 % - 50 %, therefore, the anti - transformation of the reinforced beams is enhanced greatly

    研究發現:經過相同次數的疲勞荷載作用后,完好加固梁的鋼武漢理工大學碩士學位論文筋應變小於未加固梁,加固梁的變形減少了40 %一50 % ,加固梁的疲勞壽命提高t60 % ~ 80 % 。
  3. It is obvious that the loading of fig. 19(a)produces both direct tension and bending stress on the cross section.

    顯然,圖19(a)的加載在截面上產生了正的拉應力彎曲應力。
  4. Most of the theoretical researching of correcting building technique skimpily focalized point on deformation of soil released stress. the change of loading and deformation of foundation and structure were seldom considered

    糾偏技術的理論研究,大多單純著眼于土體在應力釋放后自身的變形狀況,很少考慮到結構和基礎的變形及上部荷載的變化與土體變形的相互影響。
  5. Results : 1 ) under the same condition of loading, the stress and displacement of mesial occlusal rest design was smaller than that of distal occlusal rest design in abutment teeth and soft tissue under the base, however, the magnitude in the soft tissue under base was bigger. 2 ) when a distributed vertical load was applied to the artificial tooth abutment teeth regions, the stress distribution was similar to that of concentrated load in the artifitial tooth, and stress magnitudes were higher. 3 ) under the condition tested, the mesial occlusal rest design caused the stresses that were more in line with the long axes of the abutment teeth than did the distal occlusal rest design

    結果: 1 )在同一加載條件下,近中(牙合)支托設計與遠中(牙合)支托設計相比,基牙及基托下軟組織的應力和位移值減小;基托下軟組織的應力和位移值大於基牙; 2 )基牙及義齒整體加載時,各基牙應力分佈規律與人工牙加載相同,但應力值增大; 3 )近中(牙合)支托設計使基牙受力更趨于軸向。
  6. Mapping transformation method for topology optimization of contin - uum structures under multiple loading cases and stress constraints

    多工況應力約束下連續體結構拓撲優化映射變換解法
  7. Standard test method for thick - adherend metal lap - shear joints for determination of the stress - strain behavior of adhesives in shear by tension loading

    拉伸載荷法測定剪切中膠粘劑應力-應變性能用厚被粘物金屬搭接-剪切接頭的標準試驗方法
  8. According to the complication of cyclic loading the aeolotropism and bauschinger effect resulted form plastic deformation were reflected by the kinematic hardening model, the transient stress - strain relation was described by jhansale model in the iterative formulas

    在迭代格式中,針對復雜的交變載荷,採用運動強化模型,反映了塑性變形引起的各向異性和包辛格效應,運用jhansale模型描述材料的瞬態應力應變關系。
  9. So, the bond stress and slip of src eccentric loading columns must be accurately measured and studied further

    因此有必要通過準確量測構件內部的粘結應力和滑移,進一步對偏壓柱的粘結滑移性能進行研究。
  10. It is indicated in the test that the influence of loading to strain in the grout was about in the range of 5 ~ 6m, and very weak beyond 4m. the distributions of strain and bond stress in the grout are attenuated in the minus exponential rule

    試驗結果表明,加載對錨固段內的應變影響范圍大致在5 6m左右, 4m以外很微弱;錨固段注漿體內的應變與粘結應力分佈按照負指數規律衰減。
  11. According to the force balance equations, the values and distributions of bond stress between steel shape flange and concrete in eccentric loading columns were established by statistically regression with experiment data. and the influence of the factors such as relative eccentricity e0 / h, the slenderness ratio l0 / h on the bond - slip properties was analyzed

    利用力的平衡方程,通過對試驗數據統計回歸,得到了偏壓柱型鋼兩側翼緣與混凝土的粘結應力的大小及分佈規律,並分析了偏壓柱長細比、偏心距對其的影響。
  12. Based on the result of the comparision static penetrat ion test and field vane shear test before and after the treatment of soft founda tions for a experimental section, and based on four static loading tests for two single piles and two composite foundation, behaviors of soil among piles before and after the construction of powder - spray piles and the pattern of the ch ange of the stress ratio between piles and soil are studied, a new determination met hod for bearing capacities of cement powder - spray piles and composite foundati on is proposed, and the formula for calculation of composite foundation bearing capacity are revised

    基於某試驗路段軟基處理前後靜力觸探、十字板試驗的對比測試和對兩根單樁、兩處單樁復合地基進行的4次靜載試驗,研究了樁間土性狀在施工水泥粉噴樁前後的變化和樁土應力比的變化規律,提出了根據靜載試驗確定粉噴樁及其復合地基承載力新的取值方法,並修正了復合地基承載力的計算公式。
  13. Abstract : based on the result of the comparision static penetrat ion test and field vane shear test before and after the treatment of soft founda tions for a experimental section, and based on four static loading tests for two single piles and two composite foundation, behaviors of soil among piles before and after the construction of powder - spray piles and the pattern of the ch ange of the stress ratio between piles and soil are studied, a new determination met hod for bearing capacities of cement powder - spray piles and composite foundati on is proposed, and the formula for calculation of composite foundation bearing capacity are revised

    文摘:基於某試驗路段軟基處理前後靜力觸探、十字板試驗的對比測試和對兩根單樁、兩處單樁復合地基進行的4次靜載試驗,研究了樁間土性狀在施工水泥粉噴樁前後的變化和樁土應力比的變化規律,提出了根據靜載試驗確定粉噴樁及其復合地基承載力新的取值方法,並修正了復合地基承載力的計算公式。
  14. Abstract : a manufacture method of a major diameter circline weldless u - expansion joint by hydrostratic forming is introduced, a calculation formula of loading with hydrostratic forming is given by stress analysis

    文摘:簡要介紹了液壓成型大直徑無環焊縫u形膨脹節的方法,通過應力分析,給出了液壓成型的加載內壓計算公式。
  15. Torsional stress analysis of circular shaft under circumaxile shearing loading

    受周向剪切載荷的圓軸扭轉應力分析
  16. These researches and discussions can provide the reference and beneficial help, for choosing and establishing the computation model of the city bus body frame by using the fem, analyzing the bus body frame strength and the local stress concentration analysis, reducing the weight of the city bus body frame, improving the loading capacity of the city bus

    這些研究和探討為大型客車有限元計算模型的選擇與建立、大客車車身骨架的強度和局部應力集中分析、客車車身的輕量化研究、提高客車承載能力的研究等方面可以提供參考和有益的幫助。
  17. The results show that the influences of duration and amplitude of stress wave on spallation process of rock under stress wave loading are important ; and stress wave with different waveforms is characteristic of different stress values and different stress loading ratios during the same period of time, which brings about the comprehensive effect when difform stress wave is loaded to medium

    通過對不同應力波延續時間、不同應力波峰值和不同應力波波形下應力波誘發層裂過程的數值分析,對應力波反射誘發層裂的規律和機制進行探討。
  18. The repair effect were compared with various type of repair parameters such as thermal residual stress loading, temperature

    熱應力對修補效果有顯著影響, j積分值隨溫度降低而下降,且呈直線變化。
  19. If weight bearing or stress loading of the affected joint continues , thinning of the cartilage may progress to eventual full - thickness cartilage loss

    如果受損的關節持續負重或承受應力,軟骨變薄可進行下去,直到最後全層軟骨消失。
  20. The key problems in 2d fem simulation such as the initial stress loading, simulation of material removal, constraint transformation, etc. are solved, and 2d fem simulation model is built to analyze the milling distortion caused by the residual stress

    解決了初始應力加載、材料去除模擬、約束轉換等模擬關鍵技術,建立了殘余應力引起銑削變形的二維有限元模擬模型。用解析法對模型的有效性進行了驗證。
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