錨定粘結應力 的英文怎麼說

中文拼音 [máodìngniánjiēyīnglì]
錨定粘結應力 英文
anchorage bond stress
  • 錨 : 名詞（鐵制的停船設備） anchor
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 粘 : 粘動詞（粘附） glue; stick; paste; adhere to; bond
  • 結 : 結動詞（長出果實或種子） bear （fruit）; form （seed）
  • 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...
  1. Bolt has been in wide use as a kind of support in tunneling, especially fully grouted bolt. but the design method for fully grouted bolt is limited due to the shortage of it ’ s support effect mechanism at present

    錨桿尤其是全長粘結式砂漿錨桿是隧道工程廣泛應用的支護型式，但由於目前對全長粘結式砂漿錨桿支護作用力學機理認識不足，使其設計方法存在一定的局限性。
  2. Secondly, in view of the limitation and shortage of traditional simulation of finite element approaches for bolt, a new composite grouted bolt element including nonlinear contacting relation will be built based on the above study of the mechanics mechanism of fully grouted bolt. then, an elastic - plastic finite element program will be developed for the analyses of tunnel stability, in which the composite grouted bolt element and nonlinear finite element analysis method will be used ; the patterns and the affect of main design parameters on the support effect of bolt will be analysed using the program, and conclusions of guidance importance for tunnel support design will be drawn. finally, simulation compution for the excavation and support of a highway tunnel will be made out using the above production, and the method of application of the program will be discussed ; analysis of the deformation, stress and distribution of plastic range will be done, and rational support plan will be worked out, which is of guidance importance for tunnel support design and the thery and technique of fully grouted bolt used in tunneling will be perfected further

    首先，本文在綜合分析隧道穩定性影響因素及失穩破壞模式的基礎上，對全長粘結式砂漿錨桿作用力學機理進行了深入研究，為全長粘結式砂漿錨桿的有限元模擬分析奠定了基礎;其次，針對傳統錨桿有限元模擬方法的局限性與不足，在上述全長粘結式砂漿錨桿作用力學機理研究基礎上，建立出能反映界面非線性粘結的新型復合砂漿錨桿有限單元模型;然後，運用上述復合砂漿錨桿單元模型，引進非線性有限元分析手段，開發了隧道支護穩定性分析的有限元程序，並就全長粘結式砂漿錨桿的型式與設計參數對支護效果的影響進行了深入探討，得到了對隧道支護設計具有指導意義的結論;最後，運用本文研究成果對某公路隧道工程實例進行了開挖與支護的模擬計算，探討了其應用方法，並就隧道變形與應力及塑性區分佈規律進行了分析，從而提出了合理的支護方案，為隧道支護設計提供了參考依據，完善了隧道全長粘結式砂漿錨桿支護的理論與方法。
  3. As the main method of measurement in the tests, some strain measuring points are arranged on the reinforced steel bars of the anchor bearing body. the changes of strain with different loading levels at their locations have been measured, through which range of influence and distribution of strain with loading in grout can be investigated, and corresponding distributions of axial force and bond stress are calculated according to hooke ' s law. making use of nonlinear curve fitting, distribution equation of bond stress of the fixed unit anchor length is achieved

    試驗測試手段通過在錨索承載體上布設應變測點，觀測錨索在不同的荷載級別下的應變變化情況，對不同荷載級別下，單元錨索注漿體內應變的影響范圍及分佈規律展開分析，依據虎克定律計算出了其軸力與粘結應力的分佈；並對測試結果進行了擬合，得出了錨固段粘結應力分佈的擬合方程。
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