灌漿壓力 的英文怎麼說
中文拼音 [guànjiāngyālì]
灌漿壓力
英文
grouting pressure-
In addition, this paper carry out successfully the support design practice in the preceding excavation of 4km long exploratory tunnel. according to the thesis research results, the following conclusion can be drawn. if the grouting rock can possess sound anti - seepage capability and the liner structure can hold higher hydraulic permeability relatively, and if the adjoining rock can be made as primary load - bearing structure by construction measure, the stability of country rock and the safety of liner structure will be guaranteed
計算結果表明,如果能使錦屏工程引水隧洞灌漿圈圍巖具有較好的防滲性能,將高外水壓力控制在灌漿圈以外,再配合透水性相對較好的支護結構以及排水措施,使灌漿圈圍巖成為主要承載結構,並使襯砌結構和灌漿圈共同承載,是可以保證圍巖的穩定和支護結構安全的。Boring, grouting and finally forming an impervious curtain in the rock mass with cracks, that is one of the most popular methods of the foundation seepage control at hydraulic and hydroelectric engineering
採用鉆孔水泥灌漿封堵巖體中的縫隙而形成阻水帷幕,達到減少滲漏量和降低滲透壓力的目的,是水利水電工程基礎處理的重要手段之一。Firstly, the problem that external waterpressure aroused by different seepage control is how to sound distribute between the grouting rock and liner is analyzed by nonlinear computation
首先,研究了不同滲控方案的外水壓力在灌漿加固圈和襯砌上如何合理分配的問題。Allowable grouting pressure
地基處理容許灌漿壓力It is suggested that the pressure should be controlled in a certain limits to avoid unduly fracture to the soil
為避免過分壓裂土層,在壓漿過程中應控制灌漿壓力。The theoretical calculation and simulating tests show that the grouting liquid with the stabilizing agent mac has good groutability. it has higher spreading radius than that used bentonite as stabilizing agent under the same grouting pressure. 4
理論計算和灌漿模擬實驗表明聚合物穩定劑水泥漿液可灌性好,在相同一的灌漿壓力下,聚合物穩定劑水泥漿擴散半徑明顯大於膨潤土穩定劑水泥漿。Gin is the abbreviation for grouting intensity number. it is showed by the product of the final grouting pressure p ( unit : mpa ) on the grouting section and the grouting volume v ( unit : l / m ) on every one meter of the grouting section, which means the energy consumed on every one meter of grouting section. according to gin method, if during the grouting construction, same energy is consumed on every grouting section, i. e. gin keeps to be a constant, an approximately uniform impervious curtain can be obtained
Gin ( groutingintensitynumber )即灌漿強度值,它用灌漿孔段上最終的灌漿壓力p ( mpa )和單位灌漿段長度漿液灌注量v ( l / m )的乘積表示,其含義為單位灌漿段上消耗的能量, gin法灌漿認為在灌漿施工中,保持各灌漿孔段上消耗一致的能量,即保持gin為常數,便可形成一道大致均勻的防滲帷幕。According to the computation process of the fem and assumption, associating of the fem mesh that have separated and the grouting stress diffusion equation, the integral stiffness matrix and the load matrix can be formatted, then the displacement of the nodal point can be got after solving the simultaneous linear equations. and then the grouting parameter can be computed and analyzed
然後,依據有限元法的計算步驟和所作的假設,結合已經離散化了的網格、灌漿壓力擴散衰減公式,形成整體剛度矩陣、荷載矩陣,經求解后得到結點的位移,並依此計算分析灌漿參數。Lastly, two conditions were simulated and computed by using the fem program : two pieces of joint and one piece of joint which have different depth, different grouting stress, different pressure on the ground surface, etc. and then some results were obtained about the relation of the grouting press, the lifting of the ground surface and the cosumptionof the injection grout
最後,依據所編的程序對不同埋深、不同灌漿壓力、不同壓重等的單條節理裂隙的灌漿情況和兩條節理裂隙的灌漿情況進行了模擬計算,得出了一些結論:灌漿壓力、地表抬動和注漿量之間的關系。The distance of the single - row curtain grout hole is between 1. 4 to 1. 8 meter, and 2. 0 meter is suitable for the double - row curtain ; the grouting pressure generally is 1. 0 to 1. 5 mpa at the first three grout compartment, then grouting pressure of under the fourth control in 4 to 5 mpa ; for mast grout compartments, a water - cement ratio of 2 or 1 may used in the first grouting
鉆孔密度也由原來的0 . slm / mz降至o . 64n擴mz ,節約工程投資447 . 35萬元。 6 、單排帷幕的孔距在1 . 4一1 . 8m之間,雙排帷幕的孔距以zm為宜;灌漿壓力在地表以下前三段一般為1一1 . smpa ,第四段以下按4一smpa控制;對大部分孔段而言,開灌水灰比可定為2或1 。3. the carstic formation is permeable layer and has quite good placeability, its relations of the water permeabitity and placeability have three types as follows : high unit - absorption rate with big grout consumption, the grouting is necessary ; low unit - absorption rate with little grout consumption, the grouting is no need ; low unit - absorption rate with big grout consumption, grouting is no need combining with control the grouting pressure and grout consumption. 4
巖體透水率與可灌性之間一般存在以下三種組合關系:高單位吸水率與大吃漿量的組合,灌漿是必需的;低單位吸水率與小吃漿量的組合,沒有必要灌漿;低單位吸水率與大吃漿量的組合,應進行灌漿處理,但應適當控制灌漿壓力和耗漿量。In this section the author analyses the rules of the pile ultimate tip resistance and the shaft friction resistance distribution and their exertion of cast - in - place socketed piles instrumented with strainometers in soft muddy rock. the second aspect of the paper is the analysis on the current rock pile vertical bearing capacity in the four standards gb50007 - 2002, tb 10002. 5 - 99, jtj024 - 85 and jgj94 - 94, then the design method with correlated formula of socketed piles in xigeda - mudstone is given. at the end of this paper, based on the research of pressure grouting technique in recent years, and combined with in - site test result, this paper puts forward the design and calculation method to grouted pile in xigeda - mudstone and the principle of choosing grouting parameters, which provid es experiences for applying this technique and further studying
本論文結合省級科研項目「西攀高速公路昔格達組泥巖層中鉆孔樁提高承載力的研究」 ,所做的研究工作主要在以下三個方面:一是根據8根樁身內埋設量測元件試樁的單樁豎向靜載荷試驗資料,分析了各試驗樁特別是常規沖孔灌注嵌巖樁在昔格達泥巖中的軸向力、側摩阻和樁端阻力的分佈和發揮規律;二是在討論現行規范對嵌巖樁承載力的計算公式的基礎上,探討了在昔格達泥巖層中的沖孔灌注嵌巖樁的側摩阻和端阻的計算方法,並推薦了相應的計算公式;最後,在吸取近年來對灌注樁后注漿技術研究成果的基礎上,結合現場試驗研究結果,分析了該項技術在昔格達巖層中的應用效果,提出了相應的參數選取,從而為壓力灌漿技術的工程應用和進一步研究提供經驗,並為今後在該地層中合理選用樁型以及指導施工提供了依據。Applying high pressure grouting in concrete pile digged by hand
樁端壓力注漿在人工挖孔灌注樁中的應用Application of pile - end pressure grouting in artificial hole - digging grouting pile
樁端壓力注漿在人工挖孔灌注樁中的應用Once the grouting technique being applied, diameter and length of pile can be decreased. pile ' s tip can be directly laid in gravel and construction work can be cut down, which means lower construction difficulties and less expenditure
採用樁端壓力灌漿技術,可以減小樁徑、縮短樁長,將樁端位於卵石層或減少卵石層中工作量,從而降低施工難度,減少工程投入。On the basis of in - site test of piles in two great bridges in one expressway project, this paper investigates the application of this technique applying to cast - in - situ pile in gravel, studies the bearing properties of grouted piles, examines the practicality of high - strain test use in grouted piles and analyses the grouted piles with vesic theory
根據現場樁基動、靜載試驗,對卵石層中樁端壓力灌漿樁的承載特性進行了分析;探討了基樁高應變case法在灌漿樁中的適用性;並應用vesic球形空穴擴張理論對灌漿結果進行了分析。Applied to cast - in - situ pile, the technology of pressure grouting under pile ' s tip can increase pile ' s bearing capacity largely and the utilization ratio of material, and decrease its settlement. furthermore, this technique is better adaptable to various soil stratum and can make magnificent economic efficiency with simple facilities and construction method
樁端壓力灌漿技術用於灌注樁,能大幅度提高承載力,減小沉降,提高材料的利用率,並且設備簡單,施工工藝不復雜,經濟效益顯著,對各種地層有較好適應性。This pressure must be under control, and we control it by means of the mud which we circulate down the drill pipe
這種壓力必須加以控制,而且我們控制壓力的方法是把泥漿灌注到鉆管中去。Someone think it must use permeating theory to design, the others think it must use permeating theory to design. the building ministry made out the working standard of the later pressure grouting of pour pile, but it stand at the industry standard, is n ' t enough perfect and comprehensive. in this paper, the author put forward the design principle by analyzing the reasons that affect the bear load ability of the drilling hole pour pile and the principle that improve the bear load ability of single pile by later pressure grouting, put forward th e working technology and requirement of check before acceptance by analyzing and summarizing several models such as the chinese railway 11 office residential high building
本文通過分析影響鉆孔灌注樁承載力的因素以及鉆孔灌注樁后壓漿提高單樁承載力的機理提出了設計計算的原則;通過中鐵十一局高層住宅樓鉆孔灌注樁低壓力后壓漿工程對6根樁的壓漿對比試驗及鉆探揭露確定了低壓力后壓漿所適用設計理論和方法;確定了低壓力后壓漿的壓漿壓力、壓漿量等參數;經過實驗及經驗總結確定了壓漿材料的選取原則及方法,列出了低壓力后壓漿在不同土層適用的壓漿材料。( 2 ) the method of finite element discrete and optimal parameter back analysis is adopted. ( 3 ) concentrated on the question of high external water pressure of the deep - lying tunnel, the basic theory and method calculating external water pressure are systematically studied. ( 4 ) based on jinping cascade 2 hydropower station, numerical simulation rain infiltration of seepage field under different drainage pattern and grouting pattern are studied, also, the high external water pressure is analyzed and studied and some seepage control measures are put forward
( 2 )採用有限元離散?優化法進行參數的反演分析; ( 3 )針對深埋隧洞的高外水壓力問題,進一步分析和研究了襯砌水荷載及外水壓力的作用機理和計算方法; ( 4 )以錦屏二級水電站深埋長引水隧洞作為本文的主要研究對象,採用考慮降雨入滲滲流場分析的方法對排水方案和灌漿封堵方案不同情況下的滲流場的水頭分佈進行了數值模擬,並對其外水壓力進行了分析和研究,提出了滲流控制的具體措施。分享友人