路基開挖 的英文怎麼說

中文拼音 [kāi]
路基開挖 英文
road excavation
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : 動詞(用工具或手從物體的表面向里掘取) dig; excavate; scoop
  • 路基 : bed; roadbed; subgrade; substructure
  1. On the basis of the concept and analysis method of slope geological structure, four typical slope geological structures are selected by some investigations on more than one hundred high rock slopes in the motorway project. these structures are thick sandstone stratum, stratum including weak coal, stratum made of red or brown plastic clay and soft rock mass and stratum made of remnants rock mass. the practical slope geological structures are compact basis of geological mechanical model for the analysis of relaxation zone in high rock slope projects

    在介紹了坡體結構概念並提出建立坡體結構方法的礎上,根據對京珠高速公粵境北段塹高邊坡工程中百余處巖石高邊坡的調查總結,選擇了其中較為具有代表意義的厚層砂巖、煤系地層、紅土地層及殘坡積層塹高邊坡共4類巖石高邊坡作為研究對象,為對巖石高邊坡鬆弛區的分析打下了堅實的實際地質力學模型礎。
  2. A novel method based on artificial neural network bp algorithm to perform the parametric identification in deep foundation excavation is proposed hi the paper. taking in situs measurements as network input and parameters to be identified as network output, the network is trained with the samples obtained from fem computation

    將某些現場實測值作為網的輸入,土層物性參數作為網的輸出,通過有限元正分析模型取得學習樣本來訓練網,從而達到對深過程中的多層土體的物性參數進行辨識的目的。
  3. Simulation and analysis are made for the various excavation schemes for the drift cut - and - fill stoping production in xiaotianjing mine district of heqing manganese ( group ) co. by 3 - d fem and the optimized excavation scheme has played a great role in assuring a safety mine production

    應用三維有限單元法對鶴慶錳業集團公司小天井礦區上向進分層乾式充填采礦過程進行了不同方案的模擬分析,所優選的方案對礦山安全生產起到較大作用,模擬結果與生產實際本一致。
  4. Relating closely to the main problem of the high sidewall and wide span underground cavities excavation stability of xiluodu hydroelectric project, the evolution characters of geo - stress field in deep - cutting gorge and the whole features of the stress field, strain field and plastic failure zone around the underground chambers after excavation are studied systematically in the dissertation, based on a great deal of data gathered in field investigation and taking the flac3d v2. 0 software as basic computation tools. meanwhile, in the course of research, the new methods of dynamic numerical simulation are summarized and applied. furthermore, the effects of rock mass qualities, initial geo - stress field and excavation procedure on surrounding rock mass stability are discussed

    本文緊密結合溪洛渡水電工程大跨度、高邊墻復雜地下廠房洞室群,施工過程中和后圍巖穩定性研究這一重大課題,在詳盡的野外地質調查工作和對大量礎地質資料的整理與分析礎上,以目前國際工程地質界公認的最新通用軟體flac ~ ( 3d ) 2 . 0版作為本計算工具,從整個壩區地應力場的研究始,通過動態數值模擬分析這一新的模擬思,系統地研究了深切峽谷區地應力場多階段的特徵和演變規律,進而對左、右岸地下廠房洞室群全過程中圍巖應力場、變形場和塑性破壞區的變化特徵,進行了全過程動態數值模擬研究,並詳細討論了圍巖質量、初始地應力場、施工順序對大型地下洞室群圍巖穩定性的影響。
  5. With an analysis of soil liquefaction potential for free field of nanjing metro line 1 under 7 degree earthquake, as well as for excavated field, in line with railway engineering anti - earthquake design specification, dynamic triaxial tests and theoretical analysis using efficient stress method, the author comes to the conclusion that, when metro plate is located at layer s and the layer is thick, liquefied area is at metro bottom plate ; in some local section liquefied area is at metro top plate, or arch sides at the top of metro in most places

    摘要採用鐵工程抗震設計規范、動三軸試驗及有效應力的理論分析相結合的方法,對南京地鐵南北線( 1號線)區間隧道后其地土在7度地震情況下的土層液化情況進行分析得出:當隧道底板坐落在5層且5層較厚時的液化區出現在隧道襯砌底板處;局部地段液化區出現在隧道頂部及拱腰;大部分地段的液化區出現在隧道頂板上方。
  6. Abstract : this paper gives the fe simulating analysis of the effect on road construction in the process of mine open - cut, analysis and evaluates stability of road foundation during many rock material steps excavation, concludes that the different conditions, for example, the rock caves, steps and the dis tance between the steps and road have influence on the road foundation stability

    文摘:針對礦山在地下采轉為露天采過程中,原地采區域在露天采場臺階過程中對露天采場公建設及運營的影響,進行了數值模擬分析,並對通過各種巖體介質的露天采場公在臺階和汽車運營過程中的穩定性進行了分析評價,得出了在不同條件下,如空洞地區、臺階材料介質、材料界面、臺階與公距離等對穩定性影響的評價。
  7. Based on the available rule of variation in undrained shear strength during excavation, and the basic idea of the merchant model, this paper presents a constitutive relationship for saturated cohesive soils, capable of taking into account both stress path and time - dependent effect. it ' s named by the author as modified merchant model

    本文根據前人前後土的不排水抗剪強度變化規律的研究結果,並結合merchant模型的思想,提出了能同時考慮應力徑和應力應變隨時間變化的飽和粘土應力應變關系,亦可稱之為修正merchant模型。
  8. The key factors to make the slide is controlled to make the model be similar in geometry, material and fabric with the antetype, then simulate the infection of river, digging of road and so on, measure the data of the distortion of model, analyze the reason of the distortion and factors of the slide

    試驗抓住造成滑坡的主要因素,根據所得的巖石力學參數及結構面參數,在幾何條件、模型材料、結構面條件等方面都本滿足相似原理的情況下,對模型進行了河流下切、公等條件的模擬,測量觀察邊坡的卸荷回彈與層面的彎曲變形情況,利用所側數據分析論證滑坡的形成機制和影響因素。
  9. 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,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隧道工程實例進行了與支護的模擬計算,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。
  10. At the moment, the basic theory of loading mechanics is always used to search the problem of rock mass failure, but unloading and loading have different stress road and different destruction effect, so there are much difference in destruction mechanics and deformation between unloading and loading mechanics, if loading mechanics is used to study the destruction property of tunnel excavation and its stability, the result which agree to real engineering cannot be obtained

    目前一直沿用加載巖體力學方面的本理論研究失穩問題,但本文認為:由於卸荷與連續加載具有完全不同的應力徑和破壞效應,在破壞機理、二者引起的巖體的變形和破壞特性方面都有很大的不同,因此用加載力學來研究卸荷破壞的力學特性及其穩定性,這顯然不能得出與實際工程一致的結果。
  11. As to the tunnels of jinping hydroelectric power station in sicuan province, the thesis discusses how to reasonably consider the initial stress field when designing a large - scale tunnel with high initial stress and deep buried. first, by analyzing of the rock lab tests and discusses the feature of regional geomorphology. explains the production of initial stress field, analyze the initial stress of jinping hydroelectric power station ; second, using the fem, the paper creates the real model of region. according to the results of stress measurement point, by combining of ann and fem to decide the boundary condition, the paper calculates the initial stress field ; at last, the paper analyzes the influence of the initial stress field formed from different condition on the deformation and stress of the surrounding rock, and the main factor to influence the initial stress. on the basis of the former work, the author proposes some proposals, which will be helpful for studying and designing of the similar undergroun d engineering

    首先從巖體的應力?變形的特性入手,並結合工程區域的地形地貌特徵,對巖體初始地應力場的形成做出解釋,結合錦屏水電站初始地應力的現狀提出了將地應力場進行分帶;然後建立整個工程區的實體模型,在地質分析的礎上,以工程區右半部分為代表,參照實測點的初始地應力值,採用了神經網與有限元相結合的方法反演了該區域的初始地應力場;最後模擬隧洞的,通過計算比較分析了初始地應力場對處于不同應力帶內的隧洞圍巖穩定性的影響,在此礎上提出了作者的建議,力圖為該類工程的研究設計工作提供有益的幫助。
  12. A crack analysis of concrete road with excavation of deep foundation pit

    引起鄰近混凝土面斷裂分析
  13. 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礎; 4 )利用有限元軟體對隧道過程進行了三維模擬,得到了隧道圍巖在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能量變化間的關系,並運用此方法對級圍巖條件中的鐵單線隧道的鋼纖維噴射混凝土襯砌進行了設計計算;
  14. Particularly four following respect problems of main research of this thesis : first, excavating and optimizing of the road bed and the slope protect, on the basis of influence factor analysis and the slope design principle by the expressway of mountain area of limestone, we excavate the model of optimizing after putting forward the road bed which is suitable for the expressway of mountain area of limestone, through employ this optimize model, we can reduce the amount of road bed excavate, thus maximum reducing slope excavate destruction to environment and pollute ; according to limestone mountain area expressway characteristic of the cutting slope, we use the law of finite element and rmr of revision carry on stability analyze and appraise to their side slope ; combine the limestone rock body characteristic of mountain area, we have analyzed the corresponding side slope safeguard procedures

    論文主要研究了以下四方面問題:第一,路基開挖優化。在分析石灰巖山區環境特徵的礎上,探討了石灰巖山區線設計的原則與方法;在應用有限元數值分析方法對邊坡的穩定性進行分析的礎上,提出了陡強支護的石灰巖山區高速公路基開挖方式,並建立了填平衡,面積最小的石灰巖山區高速公路基開挖量優化模型;結合石灰巖山區巖體特性,探討分析了相應的邊坡防護措施。第二,土石方處理及自然水系調治恢復。
  15. This thesis, according to limestone environmental characteristic and characteristic of construction of highway of mountain area of limestone, sets out in excavating from the road bed of the angle of environmental protection, according to trying not to excavate, how to reduce to excavate, how to reduce and excavate the impact on surrounding environment of the course, how to go on the expressway view and ecological environment and how to carry on environmental quality resume, we employ theories such as engineering of traffic, rock soil engineering, traffic psychology, traffic aesthetics, operations research, etc. we have excavated environmental protection theory and method and carried on research to the mountain area expressway road bed of limestone systematically, propose the road bed to excavate and optimize, slope protect, discard cubic meter of earth and stone deal with, natural river system recuperate recovery, view environmental recovery, environmental quality resume theory system of appraising etc.

    本論文依據石灰巖山區環境特徵和石灰巖山區高速公建設特徵,從路基開挖中環境保護角度出發,按照盡量不、如何減少、如何減少過程對周圍環境的影響以及如何對高速公景觀和生態環境進行恢復、如何對建設項目進行環境質量評價等思,應用交通工程學、巖土工程學、交通心理學、交通美學、運籌學等理論與方法,系統地對石灰巖山區高速公路基開挖環境保護理論與方法進行了研究,構建了包括路基開挖優化、邊坡防護、土石方處理、自然水系調治恢復、景觀環境恢復、環境質量評價等理論或方法的石灰巖山區高速公環境保護理論框架,為促進石灰巖山區高速公的可持續發展提供了本思
  16. The effect of blast quake, the rule of slope failure and the controlling technique were made up as a whole in this paper to research. the main research foucs on : first, investigation of in site engineering geology and hydrological geology ; second, blast design and in site measurement : on the basis of the first stage work, considering special rock condition, blast design, blast test and measurement in site were made in the same time. the propagation rule of blast wave in the process of rock excavation, blast quake space and the effect of blast on rock slope were studyed

    本論文將爆破震動效應和邊坡巖體火穩破壞規律及其控制技術作為一個整體進行研究,主要研究內容包括:現場工程地質水文地質調查研究;爆破方案設計和現場測試:在現場工程地質水文地質調查研究礎上,結合特定條件下的巖石條件進行爆破方案設計,同時進行現場爆破試驗和監測,研究過程中爆破產生的地震波傳播規律、爆破振動場及爆破對巖質邊坡的影響。
  17. The soil ' s stress path has important effects on the retaining wall ' s lateral deformation and the soil ' s deformation during the excavation of foundation pit. an experiment simulating the soil ' s stress path behind the wall has been carried out with the stress - controlled triaxial instrument. the principle stress ratio keeps constant during consolidation and the soil samples are permitted to drain during unloading process

    利用應力式三軸儀對過程中圍護結構后側土體變形影響較大的因素:土體的應力徑進行了試驗模擬,試驗是在等主應力比固結后側向卸荷而軸壓不變的排水情況下進行的。
  18. Secondly, on the basis of mechanic properties analysis, applying the stress - strain model of lateral unloading which can reflect the decrease change of principal stress state in the excavation progress of slope, dividing excavations slope into cutting slope and sharpen slope, numerical simulation is respectively carried through in order to analyze the impact of changing of slope type, slope height and stratum water content on the slope stability

    其次,在試驗研究的礎上,應用能夠反映黃土方邊坡大、小主應力減小變化的圍壓卸荷剪切應力應變模型,將方邊坡區分為塹邊坡和削坡,通過數值模擬過程分析了坡高、坡型、坡比及地層含水量變化對邊坡穩定性的影響。
  19. The pore pressure, relationship of stress and strain, and the shear strength parameters obtained by unloading tests are different from those obtained by loading tri - axial tests. later the difference is analyzed in the respect of stress path and microstructure. at last, by use of a practical project the author compared and analyzed the two sets of shear strength parameters obtained by two different stress paths

    模擬的三軸試驗得出了與常規三軸試驗不同的孔隙水壓力和應力-應變關系,這樣得到的抗剪強度指標也低於常規三軸固結不排水加荷試驗所得抗剪強度指標,繼而本論文對抗剪強度指標的差異從應力徑的角度和微觀結構的角度進行了分析。
  20. The soil nailed support system for deep foundation pit supporting and slope stability has got more application for its advantages, such as easy to implement, safe and less investment. this technology for temporary and permanent structures is currently growing with increasing local experience, and many countries increasingly recognize its specific advantages, especially for stabilization of railroad and highway cut slopes

    支護中,土釘支護作為臨時支護有突出的經濟技術性能,具有很大的推廣應用價值和潛力,並且除了作為臨時支護使用外,也可作為一種性能可靠的永久性擋土工程,在鐵、公的建設中也有著廣闊的應用前景。
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