水壓致裂 的英文怎麼說
中文拼音 [shuǐyāzhìliè]
水壓致裂
英文
hydrofracturing-
Obtain these chief research achievements. ( 1 ) the method of hydraulic fracturing, kaiser effect experiment and the finite element numerical simulation computation results, the direction of maximum horizontal principal stress intersect the small - angle of tunnel axial line, it is favorable to the stability of tunnel peripheral rock ; according to the test rust of field stress - relief method, at the present time, zhe gu mount tunnel have n ' t access to high crustal stress site, maximum principal stress magnitude is 17mpa ~ 20mpa
主要獲得以下研究成果： （ 1 ）綜合水壓致裂法、室內巖石kaiser效應試驗和有限元數值模擬計算研究成果，最大水平主應力方向與隧道洞軸線小角度相交，對隧道圍巖穩定性有利；根據現場應力解除法測試結果，目前鷓鴣山隧道尚未進入高地應力段，最大主應力量級為17mpa 20mpa 。According to the results of the compaction test and hearing ration test, it is discovered that the filled soil also has the swelling property after being compressed, which may result in the crack of the subgrade with the change of the water contents
通過對路基填土的擊實試驗和承載比試驗表明，填土壓實之後具有一定的膨脹性，在含水量變化差異性影響下的脹縮變形可能導致路基開裂。The authors and their research team design a sat of bran - new hydro jacking test equipment and suited software on the basis of their hydro - fracture research
摘要在水壓致裂法地應力測試研究的基礎上，結合工程實際情況設計出一套全新的水壓劈裂測試系統設備和相匹配的測試軟體。The following conclusions are gained : ( 1 ) the located shear band prongs the ligament near the top crack tip and the structure may occur shear - mode fracture at the angle of 155 ? to crack when load is 87. 92mpa ; the mode of fracture of the flange joint structure is not possible to be void - mode ; ( 2 ) it is proved that loading and then unloading repeatedly can not increase the possibility of invalidation of the structure when the times of loading and unloading are not too more when load is operating pressure ; the structure is safe when the vessel is operating ; ( 3 ) in the fe model of the thesis, not considering the influence of water pressure test which is in the process of fabrication of vessel in fe results in larger deviation in analysi
得出了以下結論：在8792mpa的載荷下筒體一封頭連接結構處的集中剪切帶貫穿韌帶，可能發生沿與原裂紋線成155 「角方向剪切型斷裂；筒體一封頭連接結構不可能發生韌窩型斷裂； （ 2 ）在工作壓力下進行次數不多的反復加、卸載，結構不會破壞，也不會喪失安定性：結構在工作狀態下是安全的； m在本文的彈塑性有限元模擬計算中，對于裂紋尖端進行力學分析時，不考慮壓力容器製造過程中水壓試驗的影響，將導致計算結果出現較大的偏差； （ 4 ）筒體完全屈服時的載荷為92石3mpa ，封頭完全屈服時載荷為86Abstract : based on the data obtained from field observations and deformation monitoring, this paper deals with the deformation and failure of a double - decked slope composed of soft rock strata in its lower part and hard - brittle rock strata in its upper part. it is demonstrated that the deformation of this kind of slopes is always initiated by the non - homogeneous rheological compression of the lower soft rock strata, leading to the tension fracture and toppling of the upper hard rock strata, and at last the sliding of the whole deformed body will be caused by the shear failure along the stress - concentration zone in the lower soft rock mass under the actions of the gravitational loading and infiltration water
文摘:以現場考察和變形監測資料為依據，探討一個下部有軟弱基座，上部為硬脆性坡體的「二元結構」邊坡的變形破壞問題，揭示這類邊坡的變形總是以下部軟弱巖體的不均勻壓縮流變為先導，進而引起上部硬脆性坡體的拉裂與傾倒，最終通過滲入水的作用，使下部承載狀況已進一步惡化了的軟弱巖體，沿剪應力集中帶發生剪切破壞而導致整個變形坡體的下滑。Through field investigation and analysis indoor, with studying all hydrochemistry data in detail, including macro components and micro components, the author finds out the hydrochemistry feature of ground water. for further specifying the ground water system, with cluster analysis of macro components of surface water and ground water in total 147 samples and the analysis of micro components, including ree, the main ground water systems are distinguished by and large, especially the ground water system main of fault no. 7 and fault no. 15 water bearing belts which have differences at macro and micro components between the two ground water systems, moreover, the main hydrogeochemistry effects are established such as lixiviation, oxidization, precipitation and mixing effect, especially the mixing effect which result in the complexit y of the hydrochemistry of deep bearing tectonic fracture water. based on them, the hydro geological model of upper dam base is established, meanwhile the author summarizes the hydrochemistry feature of weathering crevice water, surface tectonic crevice water and deep tectonic crevice water
為此，本文以大崗山壩區水文地球化學問題為研究對象，通過野外調查和室內分析，詳細的研究了壩區水化學資料，包括宏量組分、微量組分，查明了壩區地下水水化學特徵，對採集的147個地表及地下水樣的宏量組分進行聚類分析，結合微量元素，稀土元素的研究，並應用二氧化硅地熱溫標確定了深部構造裂隙水的熱源深度，基本區分了壩區各個主要地下水水系，特別是以f7 、 f15斷裂含水帶為主的地下水系，它們的宏量組分、微量組分以及稀土等方面均存在差異，以此為基礎，結合壩區水文地質條件，建立了壩區的上壩址的水文地質模型，同時通過分析了壩區花崗巖區的水化學資料，確立了壩區主要的水文地球化學作用，分別為：溶濾作用、氧化作用、沉澱作用、以及混合作用，混合作用是導致深部承壓裂隙水水化學復雜的主要原因，並總結了壩區風化裂隙水、淺部構造裂隙水、深部構造裂隙水的水化學特徵。Code of hydraulic fracturing and overcoring method for in - situ stress measurement
原地應力測量水壓致裂法和套芯解除法技術規范Two methods " principle of three dimensional stress determination developed from the above four basic ones by yangtze river scientific research institute are presented, one based on hydraulic fracturing and hydraulic tests on preexistent fractures in single borehole, another one based on ckx - 97 hollow package 3 direction strain gauge
並對長江科學院完善的單鉆孔中水壓致裂法三維地應力測量和ckx - 97型空心包體式鉆孔三向應變計的三維地應力測量的計算公式作了推導。It is stated systematically in the thesis the method ' s theories and measuring principle of all kinds of geostress determination technology. in particular the four methods recommended in 1987 by the committee of test method of the international society of rock mechanics, i. e. two over - coring methods of strain relief in boreholes, hydraulic fracturing method and stress furbish measurement which measures the surface stress
本文較為系統地、全面地介紹了當前國內外通用的各種地應力測量方法的理論、測量原理；特別就國際巖石力學學會試驗方法委員會於1987年推薦的4種地應力測定方法（鉆孔孔徑變形測量法、鉆孔孔壁應變測量法、水壓致裂法以及測量巖體表面應力的應力恢復測量法）作了較為詳細的敘述。The surface of natural fracture ( crack ) is parallel to the orientation of maximum principal stress. the principle orientation of anisotropic permeability reservoirs agrees with the orientation of the maximum principle stress. many engineering problems ( e. g. bore - hole stability, casing deformation failure during drilling, reasonable arrangement of wells, the optimum design of hydraulic fracture and so on ) are influenced by the in - situ stress orientation
天然裂縫面和裂隙面與最大主應力方向平行；在各向異性低滲透率油田中主滲透率方向與最大水平主應力方向趨向一致：在鉆井過程中井壁穩定性，套管變形和損壞，油田開發井網合理布置、水力壓裂優化設計等都與地應力方向有關。Recycle one - liter plastic soda bottles as water containers. avoid packing them so that excess weight will not cause them to burst
把再循環使用的1升裝塑料飲料瓶作為水容器。不要捆壓它們以避免過重導致裂開。The hydraulic fracturing technology has been developed into a reliable and practical method to determine the in - situ stress slate of underground caverns, self - bearing capability of wall rock of high - pressure cavern and the high - pressure hydraulic permeability of rock mass, which has been widely used in the disposal of nuclear waste, the long and deeply - buried communication tunnels and the high - pressure caverns of hydraulic power plant
摘要水壓致裂技術現已發展成為確定地下洞室二維原地應力狀態、高壓洞室圍巖的自身承載能力以及巖體高壓透水性的可靠實用方法，並已經在核廢料處置、長大深埋交通隧道以及水電站高壓力洞室工程中得到廣泛應用。If there are high temperature gradient between cool liner and hot liner, compressive plastic strain appear at that transient time, which lead to gas film wall bearing high tensile stress at high temperature. high tensile stress is one of main reasons which destroy combustor
分析表明，起動過程中由於熱傳導滯后引發的溫度梯度可以導致火焰筒氣膜唇邊在起動瞬間發生較大的壓縮塑性應變，進而使得該區域在工作時承受較高水平的拉伸應力，高的拉應力會導致火焰筒萌生裂紋。8. no parts and components warranty will be delivered if such parts and components as body, cylinder cover, cylinder liner, water pump, oil cooler and compressor are cracked in winter, because customer fails to drain water immediately or completely exclusive of case when anti - frozen fluid is used after shutting down the power unit
因冬季顧客停機時未及時放水，或水未放凈採用防凍液的除外，導致機體缸蓋缸套水泵機油冷卻器空壓機等零部件凍裂，相關零部件不予保修。Deep well dewatering of soft soil two - layer structure excavation is a kind of economical and effective dewatering method to ensure waterproof in deep excavation. nevertheless its negative impact on is often unavoidable. deep excavation dewatering often leads to the formation of a depressing cone, which may cause the cracking and even the breaking of surrounding buildings and utilities
在軟土地區二元結構地層，採用深井降低承壓水，是保證深基坑施工作業的一種經濟有效的方法，但也存在著一定的負面影響，因為降水勢必會形成降水漏斗，而引起基坑周邊地面沉降，可能導致周邊建築物和公共設施的開裂或損壞。分享友人