支護規程 的英文怎麼說
中文拼音 [zhīhùguīchéng]
支護規程
英文
support regulations- 支 : Ⅰ名詞1 (分支; 支派) branch; offshoot 2 (地支) the twelve earthly branches3 (姓氏) a surname...
- 護 : 動詞1. (保護; 保衛) protect; guard; shield 2. (袒護;包庇) be partial to; shield from censure
- 規 : Ⅰ名詞1 (畫圓形的工具) instrument for drawing circles 2 (規則; 成例) rule; regulation 3 [機械...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 規程 : directive rules; standards; standing order; regulations; dictate; code; rules規程曲線 rule curve
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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。Combined with the real example of monitoring pressure on the supporting system in the long span underground space of dk7 + 692 section at jiao - xin line of chongqing light railway, it is set forth the methods about choosing the support system and its parameter, digging methods of underground space, measuring and testing methods for the stress of the support system ; the testing results and variation pattern were analyzed for the stress of the initial supporting i - steel axial stress of bolt, stress of shot - concrete, supporting pressure of temporary i - steel and stress of steel of the second lining, then, the reason for deformation of the support system induced by sharp increase of i - steel was determined
摘要結合重慶市輕軌較新線大坪車站大跨度地下空間dk7 + 692斷面施工支護體應力監測的工程實例,闡述了該大跨度地下空間支護結構的參數選擇、地下空間的開挖方法、支護體結構的應力量測方法及測試手段;分析了支護體初期支護工字鋼拱應力、錨桿軸力、噴射混凝土內應力、臨時工字鋼支撐應力、二次襯砌鋼筋應力等測試結果和變化規律;確定了工字鋼拱應力急劇增大而可能引起支護體系失穩的原因。The theory and the implementation of the genetic algorithms are discussed in detail. the question on how to choose the crossover probability, the mutation probability, the scale of population and the numbers of the generation is discussed. then, the mathematics model of the optimal design is established
詳細介紹了遺傳演算法的理論和實現技術,探討了交叉概率、變異概率、群體規模、進化代數等變量的選取問題,建立起了基於遺傳演算法的深基坑支護結構設計的優化模型,結合彈性地基梁有限元法,利用fortran語言編制了gafortran優化程序,程序中包括普通遺傳演算法和改進遺傳演算法。The foundation engineering is typical in both excavation depth and scale, on the basis of in - situ investigation, the design optimistic of retaining wall was discussioned in this paper, the mian reseaches including : the using of fem optimazition methods of rods system ; the delvopment of programs for optimazition of imbedding depth of structure based on matlab and for whole design optimaziton of the retaining structures based on ansys, under the two controlling factors of the saft coefficient and the reliability probability about the whole damage of retaining atructure ; the analysis on the m index of soil, the depth of retaining structures imbedded in the rock and the overall optimistic design of retaining structures
該基礎工程不論在開挖深度還是規模上都很具有代表性。作者在現場調研的基礎上,探討了基坑支護結構設計優化問題。主要研究內容可以歸納為:應用基於m法的彈性地基梁桿系有限元方法;在圍護結構整體穩定性安全系數與可靠性破壞概率兩種控制因素下,編寫了嵌巖深度優化的matlab程序與圍護結構整體設計優化的ansys批處理程序;進行了地層抗力比例系數反算、地下連續墻嵌巖深度優化與地下連續墻結構體系整體設計優化。The change regularities of lining pressure and the failure process of surrounding rocks in permeation which a special sand is used as model materials are successfully simulated. the basic theory is established for the study of same type and the scientific basis for the tunnel prop design in saturation rock is provided
採用特定的河砂作為模型材料成功地模擬了破碎圍巖隧道在遇水情況下襯砌的受力變化規律及巖體的破壞過程,為開展同類型研究奠定了基礎理論,為飽水巖體隧道開挖支護設計提供了依據。Secondly, compared with specification jgj 120 - 99, the problem of method which be using was pointed out base on a great number of numerical simulation, the interaction between pile - anchor supporting and soil nailing was analyzed
其次,針對現行樁錨復合土釘支護設計方法,在大量數值模擬的基礎上,通過與規程進行對比,指出現行方法中存在的一些問題,並分析了土釘支護與樁錨支護二者之間的相互作用。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。Numerical simulation is carried under different conditions, including ( a ) the different distance between deep foundation excavations and the adjacent structures ; ( b ) different supports are used, such as cantilever piles, row piles with one - layer grouted soil anchor, row piles with two - layer grouted soil anchor, row piles with three - layer grouted soil anchor and soil nailings etc. this paper reveal the law of adjacent structures and bracing structures displacements and surrounding soil settlements. anchor and soil nailing ' s impact on the displacements of adjacent structures is analyzed then. further more, we find the law of displacements of bracing structures, surrounding soil settlements, differential settlement and absolute settlements of adjacent structures that may appear in the process of excavation by steps
模擬分析了近鄰建築物在不同距離的條件下,懸臂支護、一層錨桿與排樁聯合支護、兩層錨桿與排樁聯合支護、三層錨桿與排樁聯合支護、土釘支護等幾種支護情況下的深基坑開挖過程,對深基坑工程開挖過程中近鄰建築物的變形、支護結構變形以及基坑外地層沉降的發展變化規律進行了分析總結;對錨桿和土釘支護對建築物變形的影響作了詳細地分析,找到了一些基坑開挖過程中基坑支護結構變形、周圍地層沉降、近臨建築不均勻沉降及絕對沉降的發展變化規律,得到了一些對深基坑工程設計和施工有工程實際意義的結論。The dissertation detailedly explains the engineering geology conditions of zhe gu mount tunnel area, and has researched the crustal stress development process and the regulation of distribution. according to mounts of site tracing investigations, author has researched the formation mechanism of wall rocks at zhe gu mount tunnel. on the base of engineer geology analysis, applying the modern support theory and construction conception of underground engineer, and combining with modern monitor technique and numerical simulation, has researched and discussed about support, forecast and information design - construct etc. three phase on large deformation " prevention
本文詳細闡明了鷓鴣山隧道區工程地質條件,對隧道區地應力場演化過程及分佈規律進行了研究;基於大量的施工現場跟蹤調研,研究了鷓鴣山隧道圍巖大變形的形成機制;在工程地質分析的基礎上,運用地下工程現代支護理論和施工理念,結合現代監測技術和數值模擬方法,從大變形的支護、預測、信息化設計施工三個方面對大變形的防治進行了探討。Secondly, grounded on the study of the distribution of the high external waterpressure and high geostress and the characteristic of the rock in engineering area, the paper built the elastoplastic fem numerical simulation model, and think over the procedure in tunnels excavation and the history of work of water load, and then get the relations between the different tunnels diameter, different permeability coefficient and depth of the grouting rock and the deformation, stress distribution and plastic range of the surrounding rock and support structure. finally, according to the modern design theory of tunnels construction, the particular design of country rock reinforcement and support structure are researched and presented for diversion tunnels
接著,本文在深入研究工程區高外水壓力及高地應力分佈規律及巖體特性的基礎上,建立起高地應力、高外水壓力作用下隧洞圍巖結構非線性有限元模擬計算模型,然後考慮隧洞的開挖過程、水荷載的作用歷史,通過計算分析得出了不同洞徑、不同的灌漿圈滲透系數和不同的灌漿圈深度以及不同開挖過程與圍巖及支護結構的應力、位移和塑性區的關系。Recent years, the idea has been changed. code in deep excavation techniques ( jgj 120 - 99 ) has introduced rule of elastic brace, which can reflect essence better. another problem in deep excavation is space in construction is so limit
這一觀念在近年來得到很大的改變,新近頒布的《建築基坑支護技術規程》 ( jgj1l20 - 99 )在計算方法上採用了彈性支點法,對被動區土壓力採用土彈簧模擬,較好的反映了結構的受力和變形。The change of energy in wall rock is tracked in the whole process and the amount of energy transferred to linings is also evaluated. 5 ) based on the principal of energy invariance and the energy properties of sfrc, a practical design equation that related the thickness of projecting sfrc to the energy related properties of tunnel is given in the end. this equation is then used to design a single - track railway tunnel in iii grade rock condition
並進一步推導了不同形式的構件間的能量耗散關系,為將標準試驗的能量統計結果運用於實際結構中打下了基礎; 4 )利用有限元軟體對隧道開挖過程進行了三維模擬,得到了隧道圍巖在開挖掘進過程中的能量轉化趨勢和規律,得到了鋼纖維噴射混凝土襯砌在支護過程中的能量變化; 5 )利用能量守恆原理和已經推導出的構件能量耗散關系,建立了鋼纖維噴射混凝土襯砌厚度與圍巖開挖能量變化間的關系,並運用此方法對級圍巖條件中的鐵路單線隧道的鋼纖維噴射混凝土襯砌進行了設計計算;At last, the reasonable shape and rule and scope of main structure parameters about two station structures are given, and the mechanical characters and construction safety are analyzed. in addition, the construction meas ures and reinforcement ways of pre - supporting and so on are proposed
最後,得出了四種車站主體結構體的合理形狀及主要結構參數的取值規律與范圍,對主體結構的受力特徵作了分析和施工的安全性作出了評價,並提出了相應的結構構造措施和施工過程中的圍巖超前支護方法等。4. the orthogonal experiment method is applied in the analysis of foundation pit. some factors, which influence the stability of ccsn, are studied and sensitivity rules of each factor are gotten
( 4 )將正交試驗法引入基坑工程分析,研究了11種因素對錨管樁復合土釘支護穩定狀態的敏感性,得到了各因素對支護結構穩定性的影響規律。With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure
通過分析比較,論證了對數螺旋線型比圓弧形作為邊坡的假設滑裂面具有較多的工程優點,並為此編制了一個採用極限平衡法分析土釘支護的fortran語言程序,以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小等方面作了研究,得出了有關土釘的長度與邊坡的坡角、坡高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系等結論;採用大型通用有限元數值分析程序ansys分別對採用土釘支護的一階邊坡、二階邊坡進行分析,重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊坡形態對土釘的軸力的影響、上下階邊坡在土釘軸力方面的相互作用,得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊坡形態對一些類型坡體的邊坡土釘支護有較大的影響而對另外一些影響不大、二階邊坡臺階寬度的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論;通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、坡面傾斜及墻背有摩擦時的坡面豎向應力分佈、面板背土壓力的分佈形態作了研究,得出了邊坡支擋土壓力受坡體內部穩定與坡面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受力有利等結論。Code for quality inspection of engineering supported by bolting and shotcrete
錨噴支護工程質量檢測規程Responsible for preventative maintenance and urgent repair about equipment. constitute manipulation and maintenance regulations, special item alteration of facilities
負責工廠設備的預防性維護、緊急性維修,編寫設備操作規程、維護規程,專項改造等技術支持。Construction specifications for anchor and shotcrete support of hydropower and water conservancy engineering
水電水利工程錨噴支護.施工規范Technical specification for soil nailing in foundation excavations
基坑土釘支護技術規程On the basis of the blasting and excavation and the shotcreting and rock bolting process of a large high slope engineering, the vibration transmission laws in the presplitting blasting, the rock caving blasing and the high slope blasting where the vibration is magnified are analyzed and compared. the effect of the blasting on the slope rock mass and the quality of supporting system construction are evaluated. on this basis, the construction quality control measures are worked out
以某大型高邊坡工程的爆破開挖與錨噴支護過程為基礎,分析比較了預裂、崩巖爆破與坡高放大的震動傳播規律,評價了爆破對邊坡巖體及支護系統施工質量的影響,據此提出了施工質量的控制措施。分享友人