滲流系數 的英文怎麼說
中文拼音 [shènliúxìshǔ]
滲流系數
英文
coefficient of percolation-
The main contents are as follows. ( 1 ) filter cloth and the surrounding soil mass are taken as an approximate isotropy in horizontal section, the relationship of stress and strain is studied, the anisotropy is fully considered, the constitutive model of filter cloth reinforcement fly - ash compound is obtained, it is tested with numerous indoor experiments. ( 2 ) the permeable coefficient is introduced into the constitutive relationship of soil mass with relevant seepage theory ( kozeny - carman experience formula ). the test of filter cloth depositing hi the condition of long term seepage flow is done hi the dissertation, the varying regular of permeable coefficient without pressure is presented
本文首先對國內外的研究現狀作了回顧和總結,然後主要針對土工織物加筋粉煤灰復合體的本構關系和計算理論進行研究,主要內容有: ( 1 )將土工織物和周圍土體視為一種近似的彈性非線性橫觀各向同性體,研究它的應力應變關系,充分考慮它的各向異性,得到土工織物加筋粉煤灰復合體的本構模型,然後通過大量室內試驗進行分析驗證; ( 2 )引入有關滲流理論,即柯茲尼-卡爾曼( kozeny - carman )經驗公式,將滲透系數引進到土體本構關系中。The changing rule of the seepage field under the different dam type, permeate coefficient and different rising or falling speed of the water level is explored
探求滲流場在不同壩型、不同滲透系數以及不同的水位升降速度下的變化規律。Abstract : based on the principle of balance of surface irrigation water volume, a method for determination of field average infiltration parameter according to the irrigation data is introduced
文摘:本文根據水量平衡原理,提出了利用大田畦灌灌水資料推求土壤入滲參數的方法,在此基礎上,又提出了利用波涌灌水流推進和消退資料確定間歇入滲減滲率系數的方法。The rule about water flow in the unsaturated soil and the soil - water characteristic curve are described in this thesis in the first time step during the numerical simulation, the permeability coefficient is calculated according to the initial water content of the unsaturated soil, because of as shown in the soil - water characteristic curve has the hysteresis phenomenon
闡述了非飽和土中水流動的基本規律和土水特徵曲線。由於土水特徵曲線具有滯后的特點,提出了根據初始含水量來確定數值模擬初始時步非飽和土的滲透系數。( 2 ) in order to validate the rightness of the parameters, hydrogeology parameters is measured, such as discharge, percolation coefficient and hydraulic pressure using the precise instruments and existing formula and arithmetic
(二)利用各種精密測量儀器進行滲流量、滲透系數、水壓力等水文地質參數的測定,結合已有的公式和演算法,驗證各種數據的取值合理性。A lot of results are made from calculating of case for geothermal reservoir property of earth energy within 200 2000 ( m. ) , it is helpful to analysis influence of permeability coefficient, kinematic viscosity and thermal diffusion coefficient of soils and rocks on heat transfer performance
在地表熱能熱儲物性為200 - 2000 ( m . )的范圍內進行的理論計算,得到了許多重要結果,為分析巖土層滲透系數、流體運動粘度和導溫系數等對傳熱量的影響打下了良好基礎。Calculating supply amount of karst underground water in spring valley by synthetic permeance coefficieint method is introduced. the question of error in observing all area balanced calculation in fengfeng mine area is expouned
應用綜合滲入系數法進行泉域巖溶地下水補給計算,解決了峰峰礦區用小流域觀測全區均衡計算過程中誤差較大的問題。Seepage influences on the temperature distribution by means of heat transfer and communication, temperature influences on seepage field by changing the hydraulic conductivity and inducing fluid flow because of the temperature potential, thus finally approaching the stable seepage and temperature fields
滲流通過參與熱量傳遞與交換影響溫度分佈,溫度通過改變介質滲透系數和溫度勢梯度引起水流運動來影響滲流場,兩者相互作用最終達到穩定的滲流場和溫度場。Abstract : the comprehensive fem analysis for the shimen arch dam and its abutment is carried out as an example to demonstrate the proposed method utilizing the monitoring data for calculation. based on teh back analysis of permeability coefficient and tensile strength of the seam between dam and foundation, the 3 | d seepage flow and elastoplastic fem analysis of arch dam and its abutment are conducted. the safety factor against sliding of arch dam is determined using some different methods to verify the stability of the dam
文摘:本文以石門拱壩為例,說明基於原觀資料進行拱壩及其基礎的綜合分析的方法.內容包括:在反演擬合滲透系數和壩與基巖接觸面的抗拉強度參數的基礎上,進行壩址區三維滲流場分析、拱壩與基礎的三維線彈性、彈塑性力學分析,並用多種方法探求了拱壩抗滑穩定安全系數The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0
在更寬的溫度范圍、壓差范圍內,在不同原料氣組成(即不同的氫氣分壓)條件下,對所制備的鋯表面改性膜進行了滲氫性能實驗,考核了膜對氫的唯一選擇滲透性,結果表明:在四極質譜的檢測下限內,只有氫氣存在,而無雜質氣體通過;在593k 773k溫度范圍內,鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數;其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大,並且呈線性關系;壓力對膜的滲氫系數幾乎無影響;膜的滲氫系數隨著溫度的升高而下降,井巨呈指數關系:根據對實驗數據所作滲氫系數與溫度關系曲線的擬合,在溫度593k 773k范圍內,壓差p 、 0二0The factors affecting the permeability coefficient are investigated, and the mass transfer model across the supported liquid membrane is established, by which the mass transfer is simulated
考察了各因素對滲透系數的影響,並對傳質滲透過程進行模擬。同時建立了支撐液膜中的膜相流失行為的動態膜阻抗監測方法。Study shows that great rainfall influences soil slope safety factor markedly, magnitude of rainfall intensity has a great influence on slope safety factor for steep slope under certain coefficient of saturated conductivity, the surface plant roots affect unsaturated zone seepage field distribution and postpone unsaturated zone moisture content ' s increase, so the soil slope safety factor is enhanced finally
分析結果表明,在土體飽和滲透系數一定的條件下,強降雨對土坡穩定系數影響顯著;土坡越陡,降雨強度大小對土坡安全性影響就俞顯突出;土坡表層植物根系的存在影響非飽和區滲流場分佈,可以延緩非飽和區含水量的增大,土坡穩定系數得到提高。( 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。Based on the new model, the influences caused by soil structure, apparent preconsolidation pressure, the re - compression index, the coefficient of secondary compression, the magnitude of loading, the coefficient of permeability, the rate of loading, the thickness of clay, the self - weight, the layered property etc, in the process consolidation of soil with structure, are analyzed in detail. the difference between the present model and yin & graham model was also given
基於本文新建模型,分析論述土結構性、表觀前期固結壓力、再壓縮系數、次固結系數、荷載增量大小、滲透系數、加荷速率、固結層厚度、自重應力隨深度變化和土體成層性等對土固結的影響,比較本文模型與yin & graham模型的異同,闡述土結構性和流變性對軟土固結壓縮行為的影響。Improved converting permeability coefficient method and variable permeability cofficient method for seepage calculation in karst region
適于巖溶地區滲流場計算的改進折算滲透系數法和變滲透系數法The two examples show that variable seepage coefficient of element method and unsteady seepage program are correct
通過兩個算例驗證了變單元滲透系數法和所編的非穩定滲流程序的正確性。Some conclusions are drawn and suggestions put forward, which provide a good basis for safe operator of dam. fourthly, with the optimized seepage coefficient, the seepage state of dongzhang dam foundation and effect of grouting are appraised by comparing several different seepage control schemes, and then some seepage control measures are concluded
4 、對東張水庫大壩壩基防滲體的滲流參數進行了優化反演分析,用優化反演得出滲透系數來評價地基滲流性態及帷幕防滲效應,在此基礎上對不同滲控方案進行對比研究,提出了滲控加固措施。This model not only could bring the efficiency and accuracy of fem into full play but also could utilize the rich experience in using the method of slices. at last, the influence on stability of various factors when water level falls has been analyzed. furthermore, as stresses in the stress field influence the value of seepage coefficient, which will results in the change of seepage field in the end, while on the other hand, the seepage field also has an effect on the stress field because of seepage forces
此外,考慮到應力場中的應力會改變土體滲透系數進而影響滲流場,而滲流場也因其產生的滲透力會導致應力場發生變化,兩者之間存在耦合作用,針對某一具體算例,通過ansys軟體和自編程序,分別對不考慮應力影響下的滲流場和不考慮滲流影響下的應力場以及兩場相互耦合時的穩定性進行了研究,得出了一定規律。2 ) the dynamic responses of the saturated soil are analyzed respectively when the normal incident waves from bottom boundary are p - waves and sv - waves. the responses of the soil skeleton and the pore fluid are studied, while the influences of different permeability coefficient and the surmounting loads on the dynamic responses of two - phase media are expounded
分別進行了在底邊界p波與sv波垂直入射時飽和土的動力響應分析,研究了動力作用下土骨架和孔隙流體的反應,同時闡述了滲透系數和上覆荷載對兩相介質動力響應的影響。The mechanism of phenol transport through the supported liquid membrane ( slm ) and the factors affecting the permeability coefficient were investigated. the method dynamic impedance monitor was established, and the stability and the loss process of membrane liquid of slm were investigated by this method
研究探討了苯酚在支撐液膜中的傳質機理,考察了各因素對滲透系數的影響;建立了研究支撐液膜穩定性的動態電阻監測法,並對支撐液膜的膜相液體流失情形進行了研究。分享友人