穩固錨基 的英文怎麼說
中文拼音 [wěngùmáojī]
穩固錨基
英文
stabilizing anchorage-
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。Secondly, this paper made some theoretic researches on its engineering classfication and applicable scope for this technology ; then combining with project example, this paper carried out scheme design for this technology, and compared some different kinds of underpinning scheme and node and structure design, and put forward the method of " reinforcce steel bar through column " to build pile cap beam, " resistant bend and shear anchored reinforce steel bar " to strengthen column consolidation effect, and the method of " steel plate hoop " to build reinforcing bar connection of the foundation beam, etc. in the process of the consturction scheme research and implement, this paper synthetically elaborated the organizaton for project construction, put forward the construction technical measure of specific aim on the artificial pile, and pile cap beam, and underground adding layer and structure stabilization, and overall structure stabilization and so on. for this project, adopt reinforcing bar concrete to brace hole wall to ensure the safety of engineering in the artificial pile construction, use flexible connection catch to make the cage hoisting easier to simplify the construction process, use the method of earthwork statified symmetrical balance in the process of underground adding layer excavation
本文首先對于基礎托換與結構加固技術的目的和意義、國內外發展狀況進行了綜合闡述；其次對該項技術工程分類及適應范圍進行了理論上的分析研究；然後結合工程實例對該項技術進行了方案設計，對比幾種不同的托換方案和節點及構造設計，提出了「通筋穿柱法」做承臺梁， 「抗彎抗剪錨筋法」強化柱加固效果， 「鋼板箍法」做地基梁鋼筋連接點等多項技術；在施工方案的研究和實施過程中，對于工程施工組織進行綜合闡述，並就人工挖孔樁、承臺梁、地下加層及結構加固、整體結構穩定等專項施工方案提出有針對性的施工技術措施，人工挖孔樁施工採用鋼筋砼護壁確保挖孔樁的安全成型，使用柔性連接鉤進行鋼筋籠吊裝簡化施工工序；承臺梁施工採用梁主筋橫穿柱身化學膠錨固等；地下加層綜合施工技術採用土方分層對稱平衡開挖，分段挖土做筏基結構自穩等；最後對于該工程實施后的效果分析，說明該項綜合施工技術的可行性。This paper has come to some comprehensive conclusions on the basis of the practical use of this double - index evaluation method in the slope of pishihang channel. a calculating program for the double - index evaluation method is compiled to raise the calculating efficiency. the reinforce measures that adopt the new thesis of renewing stress and the expansive anchor are presented
本文針對淠河總乾渠（城區段）邊坡這一實際工程引入了安全系數和可靠度相結合的雙重指標體系分析方法進行穩定分析，得出了較為全面的結論；在雙重指標體系分析方法的基礎上編制了計算程序，提高了計算效率；應用應力重塑新思想及其配套實施手段?膨脹錨提出了初步的邊坡加固解決措施。The supporting mechanism of pre - stress anchor is given in following sentences in this paragraph : make full use of sectional stability, put - up steel - net shot concrete to the stratified earth as the trench is being excavated, and by this means, the little liding of soil layers and small broken slumps of rock slopes can be avoided
預應力錨板的支護機理：充分利用巖土層自身或預處理的局部的穩定性，隨基坑開挖分層掛鋼筋網噴射砼，以避免土層幫片及巖石邊坡小的節理破碎滑塌，並把土壓力傳給錨板，由錨桿集中受力，通過錨桿的錨固力平衡土壓力。Through these studies and analysis, following conclusions could be drawn : ( 1 ) it is necessary to study on harness engineering of landslide and dangerous rock since the main representations of this geological hazard are landslide and dangerous rock through geological investigation ; ( 2 ) it can be concluded though stability analysis that the dingzhuang landslide is stable naturally, which is identical to the in - situ investigation ; ( 3 ) through stability analysis, the landslide would slide if the water level dropped down from 175. 10m to 156. 0m and it rained successively after the three gorges reservoir work. ( 4 ) according to the results of calculation and the characteristic of the landslide, it is suggested that such measures as unloading at upper part, anchorage and pile supporting system and drainage system should be used on the landslide. ( 5 ) according to geological investigation, there are three kinds of dangerous rock in the engineering, those are failing - down rock, collapsing rock and sliding rock
因此有必要對滑坡進行治理； （ 4 ）根據滑坡推力計算結果和本滑坡屬牽引式滑坡的特點，滑坡體上部相對較穩定，中下部處于基本穩定或不穩定狀態，因此建議此滑坡治理採用上部削坡減載與錨拉抗滑樁、擋墻進行支擋結合的處理方法，同時結合截排水等措施進行綜合治理； （ 5 ）根據地勘資料，通過對危巖體的形態、規模、基座和底界層及分佈特點和分析，將本工程危巖體失穩崩塌的方式歸納為墜落式、傾倒式和滑塌式三種類型並分別提出相應的穩定性計算方法； （ 6 ）分別對本工程中的危巖體進行了穩定性計算，並且發現其都處于不穩定狀態，因此根據實際情況分別提出相應襯砌支撐和清理等加固治理措施，最後還對加固后的危巖體進行了校核計算，滿足要求。This paper focuses on a discussion of following issues through a combined of theoretical analysis and numerical calculation, and of theory - oriented, engineering analogy, experience and quantitative test. the stability analysis of slopes of deep foundation pit ; checking caculation of tensile breaking limiting condition of soil - nailing, grouting nail sheath anchored limit condition, rising of bottom of foundation pit and piping. measures are proposed for applying this method to slit stratification in disadvantage geologic
本文介紹了土釘支護技術的發展及作用機理，並結合工程實例，採用以理論為基礎，重點研究探討了土釘支護在深基坑邊坡穩定分析、土釘抗拉斷裂極限狀態驗算、整體穩定性驗算、注漿釘包裹體錨固極限狀態驗算、基坑底隆起驗算、抗管涌驗算等方面設計計算方法，並提出了在其它不利地質環境中採用土釘支護應採取相應的措施。In the stability graphical method, the basic property of rock mass is understood by engineering geology survey, the stability is analyzed at first, then the supporting parameters are determined, and the anchoring force is checked according to the type of cable - anchor
穩定性圖解法通過巖體工程地質調查來掌握巖體的基本特性，首先對采場進行穩定性分析，在此基礎上確定其支護參數，並針對具體錨索型號驗算錨固力。One is the " belt persistence ", which is defined as the total length of joints teace length in a 1m wide belt projected to a basic line ( eliminating the overlay section ) over the length of the basic line. another is the one called as " search persistence ", which is defined a as the total length of joints trace length on the searched potential slipe surface over the length of the slip surface. thus, the author establishes a measuring and calculation system to these definitions and finishes a great deal of field investigation aiming at the joints trace length and the " rock bridge " survey
在此基礎上，針對a區邊坡的穩定性，結合邊坡的破壞失穩模式，以邊坡節理巖體的連通特性的研究為突破點，從節理巖體的幾何參數的統計分析出發，採用monte - carlo隨機模擬原理形成節理網路模擬圖，以巖橋和節理組合破壞的內在機制為依據，以搜索節理巖橋組合的最短路徑為手段，通過帶寬投影法與路徑搜索法兩種方法的計算，獲得了sn向中緩節理的連通率分別為48 . 7和56 . 78 ，最終推薦60的連通率進行了邊坡的穩定性分析與計算，並結合工程實際，計算了邊坡的推力與錨固力，最終為邊坡的支護設計提供優化建議。On the basis of stability analysis, the author takes the k27 + 825 slope from the type of slope which has lest stability as an example. according to its basic feature, the design ueses the choosed best reinforce and control scheme : lattice beam, anchor wire, grouting and abstraction of water. in the course of design, the author takes into account not only reasonable optimize of whole control plan but also local measure such as whether the unstable block will shear from vnlnerable sections when control plan is laid out concretely, in order to reach the goal of reasonable design and effective control
在穩定性分析的基礎上，以邊坡穩定性最差的一類中的k27 + 825邊坡為例，結合其自身的特點，用優選出的加固防治方案：框架梁+錨索斗灌漿+排水進行設計，設計中既考慮總體防治方案的合理優化，又充分考慮了加固工程的具體布置時是否存在不穩定體從錨索或框架梁的薄弱部位剪出的可能性等一些細部措施，以達到合理設計，有效及經濟治理的目的。At last, the analysis of the redistribution of the initial crust stress and the distribution of the plastic area is made ; the stability evaluation of the rock mass around the cavern is provided. the outcome is conformed with the reality. then applys the approximately equivalent dissolved rule, and considers the action of anchor staff to consolidate the rock mass, and correspond model is established, nonlinear finite element m ethod is applied to analyze the effect of the supports, the result shows that the action of anchor staff is obvious and deformation and stress state of the rock mass is greatly approved. so, the result conforms that the idea and the means used in the thesis is applicable
最後運用非線性有限元對廠房開挖后圍巖的應力重分佈和塑性開展區的分佈作了分析，評價了廠房的圍巖穩定性，其結果與實際開挖情況基本吻合，針對圍巖穩定性評價的結果，提出了錨固方案，運用等效概化原理考慮錨桿的作用，建立了採用系統錨桿加固后的地下廠房圍巖的三維彈塑性模型，運用非線性有限元分析了加固效果，結果表明錨固作用明顯，圍巖變形明顯減小，圍巖內的應力狀態大為改善，從而驗證了本文所採用的研究思想和方法是切實可行性的。分享友人