水力壓裂法 的英文怎麼說
中文拼音 [shuǐlìyālièfǎ]
水力壓裂法
英文
method of hydraulic pressure fracture-
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 。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。Based on mechanics of fracture, and regarding thermal stress caused by temperature difference and static hydraulic pressure caused by fracture water as the main factors, the forecast of collapse period of dangerous rock is researched through different combination forms of fracture types, then a way to calculate collapse period of dangerous rock is provided
摘要以斷裂力學為基礎,以溫度差引起的熱應力及裂隙水引起的靜水壓力為主要影響因素,通過不同的斷裂類型組合形式研究了危巖垮塌的周期,提供了一種計算危巖垮塌周期的方法。Four fundamental methods are introduced, namely well temperature, ground potential survey, microearthquake and radioactivity isotope, which were used to monitor the fracture geometry of fractured coalbed methane wells in north china
摘要介紹了井溫測試法、放射性同位素法、大地電位測試法和微地震測試法監測煤層水力壓裂裂縫的基本原理。In the light of its special property being not easy to gain strength, through mechanics researches on different methods to stabilize this kind of low _ liquid _ limit silty soil as subbase material, evaluated both technically and economically, we have got a cement lime stabilization plan to meet the index requirements for non _ side _ limit strength of compression of subbase of class2 road stipulated in the specification ; by means of improving the workmanship, thickening the loose layer of soil, adding soil on covering weave fabric before compaction, such problems can be solved as very poor compaction, loose surface during compaction, roughness and unevenness, coats of layer and shear damages
本文針對黃河沖積而成的低液限粉土其粘粒含量極低、土的不均勻系數很小、膠體活性差的工程特性,通過採用不同方法穩定該類土作底基層材料的力學性能研究,從技術、經濟角度綜合評價,得到滿足規范抗壓強度指標要求的水泥石灰穩定方案。通過對原材料、試驗配合比設計、施工、等方面進行優化,從而顯著減輕了基層的早期及長期縮裂程度,從而提高了路面的耐久性。Until now, the domestic and overseas scholar has studied the factors that have effect on performance of steel fiber reinforced concrete corbel such as shear span to depth, strength of concrete, reinforcement ratio ( including longitudinal reinforcement and stirrup ) and ratio of horizontal to vertical load. for calculating the cracking load, and ultimate load domestic and foreign scholar has brought forward a series of calculative formulas and methods have been put forward that based on statistical analysis, flexural model and truss model
到目前為止,國內外學者已研究了剪跨比、混凝土強度、配筋率(包括縱向鋼筋和箍筋) 、水平荷載與垂直荷載之比等因素對鋼筋鋼纖維混凝土牛腿受力性能的影響,對牛腿的抗裂計算和承載力的計算,國內外學者曾提出了基於數理統計分析、彎壓模型和桁架模型等的一系列計算方法和計算公式。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。( 2 ) used the predecessors " research achievements for reference, an experimental provision by which relationship between capillaiy pressure and saturation and relationship between unsaturated permeability and capillary pressure of fracture can be determined simultaneously is developed for the first time. experiment of simplified fracture model on the provision is done
借鑒前人的研究成果,基於動力法原理(即逐次建立水相和氣相之間的穩定流動狀態) ,首次研製出了一套可同時測定單裂隙毛細壓力飽和度以及非飽和滲透系數毛細壓力關系的實驗裝置。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。To solve this problem, the model of steady state water line in rock crack during the rain is built in cha5. the author applies correlative seepage theories on this model to found the calculate method. then the practicality formula of hydrostatic pressure in dangerous rock is supplied
針對危巖靜水壓力計算嚴重偏於保守的情況,靜水作用方面,本文通過建立降雨過程中的巖體裂隙積水穩態滲流模型,運用滲流的相關定理建立穩態水位的計算方法,進而提出靜水壓力的實用計算公式。By way of comparing the results obtained from netting theory, compound theory, nonlinear fem and experimental test, the conclusion could be drawn that matrix crack damage surely existed in the cylinder part of structure. when the structure was subject to internal pressure up to 6. 8mpa, which was the maximum loading of hydrostatic test, the deformation of the global structure and stress and strain distributed in any parts of structure were obtained
通過對網格理論、復合理論和非線性有限元方法計算結果與試驗值之間的相互比較,可以看出:非線性有限元計算結果介於網格理論和復合理論之間,且有限元計算結果與復合理論結果更加接近,表明在水檢壓力下殼體筒段確實存在著基體開裂等損傷。Method for formation fracture pressure prediction of water injection wells and its application
注水井地層破裂壓力預測方法及應用In the practice application, the project ? the large dam secure supervising and measuring system of taipu brake, which the penman participated himself, is introduced in detail, which includes the system synopsis, the definition of the pressure, the crack, the horizontal displacement and the vertical displacement, the compare of diversified measuring methods, the choice of the instruments and the configuration of the instruments, the system network topology configuration, the collocation of various metrical dots and instruments " demarcating and testing, the system software and the application software, the communications between the intelligent instruments and the primary interfaces of actual system
在實踐應用方面,詳細介紹了筆者親自參與實施的工程? ?太浦閘大壩安全監測系統,包括系統簡介,揚壓力、裂縫、水平位移和垂直位移的定義,各種測量方法的比較,儀器的選型以及儀器的結構,系統的網路拓撲結構,各測點的布置以及儀器的標定測試,系統軟體和應用軟體,智能儀器與上位機的通信,實際系統的主要界面。為了論文的完整性,介紹了大壩安全監測專家系統。分享友人