rock pressure theory 中文意思是什麼

rock pressure theory 解釋
巖石壓力理論
  • rock : n 1 巖，巖石，磐石，巖壁；卵石；〈常 pl 〉〈美口〉石子兒；暗礁，巖礁。2 〈the R 〉直布羅陀 （Gibr...
  • pressure : n 1 壓；按；擠；榨。2 【物理學】壓力，壓強；大氣壓力；電壓。3 精神壓力，政治[經濟、輿論等]壓力。4...
  • theory : n. 1. 理論，學理，原理。2. 學說，論說 （opp. hypothesis）。3. 推測，揣度。4. 〈口語〉見解，意見。
  1. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後，對巖土工程領域至今尚未解決，甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討，提出了考慮地基變形的地基承載力上程計算方法；對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎（空間問題）的承載力界限荷載p _ （ 1 / 4 ） ，並與國內外土力學專著及地基基礎設計規范中的條形基礎（平面問題）的界限荷載p _ （ 1 / 4 ） ，進行了對比，從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況；根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作，本文以截頭錐模型模擬地基，對地基（巖基）承載力的動測法進行了研究，為各類地基（包括巖基） ，匯總了動力分析和檢測川的參數：針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題，從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論；本文作者根據多年現場載荷試驗的工程實踐，對深井荷試驗裝置的核心部分? ?反力裝置，設計了側壁支撐反力加載系統，該加載系統具有實用、簡便、穩定及安個等優點。
  2. 8. when using the index of the rock mass integrity, the index of the grouted rock mass integrity has raised one rank according to the theory and stand raised by this article. 9. when grouting gallery of depth - curtain, lining and consolidation grouting to full - face of the gallery is necessary to meet the needs of the grouting pressure

    8 、在利用巖體完整性指數評價高壓帷幕灌漿效果時，採用本課題提出的「八級分檔kv值與定性劃分巖體完整程度對應關系表」 ，灌漿后的巖體完整程度較灌前均提高了一個等級。
  3. 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。
  4. In order to calculate the high external water pressure, the rock seepage field and external water pressure coefficient should be treated in detail. concentrated on the questions of high external water pressure and flow of the deep - lying tunnel, the basic theory and method calculating external water pressure are systematically studied, the high external water pressure of jinping cascade 2 hydropower station is analyzed and studied in detail

    本文在總結前人研究成果的基礎上，圍繞深埋隧洞的突涌水和高外水壓力問題，系統地研究了深埋隧洞襯砌水荷載和外水壓力的作用機理及計算方法等理論，並對錦屏二級水電站深埋引水隧洞的外水壓力問題進行了詳細的分析和研究。
  5. Based on unified strength theory, the boundary line equation of surrounding rock mass plastic zone under non - uniform stress field was deduced, and it can be used to pre - estimate the dimensions and shapes of underground tunnel ' s plastic zone with different coefficients of horizontal pressure

    摘要基於統一強度理論，推導出非均勻應力場的巷道圍巖塑性區邊界線方程式，可用於預測不同側壓系數時地下深埋隧洞的塑性區大小及形狀。
  6. Under the direction of elastic - plastic statics theory, transient dynamics theory and structure mechanics theory, the means of numerical analyse is adopted in this thesis to study the security of existing tunnel. the thesis studies the contents as follovvs : ( 1 ) the bias pressure, vvhich is caused by the digging of new tunnel, deflects and deforms the lining of existing tunnel. the effect degree relates to tunnel space, construction method, topography and round rock

    本文用數值分析的手段，對既有隧道的安全性進行了彈塑性靜力分析、瞬態動力學分析和結構力學分析，如下： （ 1 ） 、新建隧道的開挖對既有隧道造成偏壓影響，使得既有隧道發生偏轉和變形，從而對隧道襯砌產生不良後果，其影響程度與隧道間距、施工方法、地形和圍巖狀況有關。
  7. Establishing the model for calculating the fracturing pressure of formation rock during oil gas wells fracturing by using fracture mechanics theory

    應用斷裂力學理論建立油氣井壓裂時巖石破裂壓力計算模型
  8. Based on the biot ' s effective stress theory, and with the method of numerical value experiment, the thesis has studied the microcosmic mechanism of affecting the effective stress coefficient, i. e the microcosmic mechanism of effective stress law by using the elasticity distortion ' s simulating software which is compiled with the method of finite elements. it has been done from the two aspects of affecting the elasticity distortion of rock comprising the insides causation which is the existing configuration of hole and cranny in rock and the outsides causation include the outside pressure and the liquid pressure inside the rock

    本文基於比奧的有效應力原理，利用有限單元法的彈性變形模擬軟體，通過數值實驗的方法，從影響巖石變形的內、外兩方面的因素?即內在孔隙裂隙賦存形態和其所受的外載荷及孔隙流體壓力出發，研究了影響有效應力系數變化的細觀機理，即有效應力規律的細觀機理。
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