非飽和模 的英文怎麼說
中文拼音 [fēibǎohémó]
非飽和模
英文
non saturation mode- 非 : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
- 飽 : Ⅰ形容詞1 (吃足) have eaten one s fill; be full 2 (充實; 飽滿) full; plump Ⅱ副詞(充足; 充分)...
- 和 : 和動詞(在粉狀物中加液體攪拌或揉弄使有黏性) mix (powder) with water, etc. : 和點兒灰泥 prepare some plaster
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 飽和 : (在一定溫度壓力下, 溶液可含溶質的量達到最大限度, 不能再溶解, 泛指事物達到最高限度) saturation; saturated
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Regard - ing the surface runoff mechanism, liang and xie 1, 2 presented a new surface runoff parameterization which dynamically represents both the horton and dunne runoff generation mechanisms within within a model grid cell together with a consideration of the subgrid - scale het - erogeneity, which can be applied to not only humid regions but also droughty regions as well 3, 4. regard - ing the soil water movement, xie et al. 5 developed an unsaturated flow numerical model based on the finite element method, and xie et al. 6 presented another numerical model to compute soil moisture and water flow flux together by means of a mixed finite element method
在地表徑流方面,文獻1 3發展了一種同時考慮蓄滿超滲產流機制及次網格非均勻性的新的徑流機制模型,並用其改進了陸面模式vic variable infiltration capacity中的徑流計算,該模型既適用於濕潤地區也適用於乾旱地區4 .在土壤水模型方面,文獻5採用有限元質量集中法發展了非飽和土壤水流的數值模型,文獻6則採用混合有限元法建立了非飽和土壤水分含量和通量計算的數值模型One - dimensional constitutive model of unsaturated soil considering change of matric suction
考慮基質吸力變化時非飽和土的一維本構模型Features and conceptual models of flow in fractured vadose zone
非飽和帶裂隙巖體滲流的特點和概念模型Finally, some simplification methods to the model were studied and a modified block elimination contraposing the features of the model ' s linear system was developed, which can greatly decrease the model ' s requirement to computer resources. in the second part, numerical methodology of hybrid techniques was developed, which uses dfn models developed in the fist part to build continuum approximations of fractured rock
第三,本文將一種用離散的水?氣分界面模擬非飽和滲流的數值模型擴展到裂隙網路中,為用本文所構建的離散裂隙網路模型模擬裂隙巖體成富擁要柳廳錄非飽和滲流提供了一個初步的框架。In this paper, the influence of cycles of drying and wetting on strength and deformation are studied by means of routine direct shear apparatus, triaxial apparatus and light consolidation apparatus which include : the influence of force of constraint on strength, the total stress strength of expansive soils with different saturation degree, the influence of cycles of drying and wetting on the total stress strength, the relation between saturation degree and compression modulus and that between saturation degree and void ratio, the influence of cycles of drying and wetting on the effective stress strength, the relation between saturation degree and generalized suction
本文利用常規直剪儀、三軸儀以及輕便固結儀,分別對非飽和膨脹土的強度和變形特性以及干濕循環對強度和變形的影響進行了一系列的試驗研究。以飽和度、干濕循環次數為變量,分別探求了外力約束對膨脹土強度的影響,不同飽和度膨脹土的總應力強度特性,干濕循環對非飽和膨脹土總應力強度的影響,飽和度與壓縮模量以及孔隙比的關系,干濕循環對飽和膨脹土有效應力強度指標的影響,廣義吸力與飽和度的關系,建議了一組計算非飽和膨脹土變形及強度特性的經驗公式。Firstly, the expansive soils fissures at test field in zaoyang, hubei province, are observed and counted by sketch and photograph, and expansive samples are by continuous photographic measurement using long - distance - microscope - system in laboratory. generalized model of fissures distribution for unsaturated expansive soils is put forward
首先,在湖北棗陽試驗現場,通過手工素描與拍照的方法對膨脹土裂隙進行了觀察統計;在室內,利用遠距光學顯微鏡系統對膨脹土裂隙進行了連續拍照觀測,建立了非飽和膨脹土的裂隙概化模型。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。Subsurface runoff is obviously closely related with soil water movement in the unsaturated soil zone and dynamic change of the groundwater table. there - fore, it is necessary to develop the subsurface runoff model with a physical base associated with recharge on the aquifer and total storage in the reservoir. also a soil model with a dynamic representation of the groundwater table makes it possible and reasonable to represent a more logical subsurface runoff parame - terization
地下徑流顯然與非飽和土壤層中的水分運動以及地下水位的動態變化密切相關,因而有必要發展考慮土壤含水量與潛水面science in china ser . d earth sciences 376中國科學d輯地球科學第36卷水分通量以及地下水位動態變化的土壤水模型相適應且具有物理意義的地下徑流模型;同時地下水位動態表示的土壤水模型也為發展更為合理的地下徑流模型創造了很好的條件This model is validated by a subsurface flow separation algorithm for an ex - ample river basin, which shows that the new model can simulate the subsurface flow reasonably. keywords : subsurface runoff parameterization, boussinesq - storage equation, water storage and re - charge. hydrological processes including surface runoff, subsurface runoff, and soil water movement play a great role in land surface processes
文中基於boussinesq - storage方程建立了同時考慮潛水面水分儲存和非飽和層水分入滲兩方面影響的地下徑流機制,並利用流域水文資料以及地下徑流分離演算法驗證了所建立模型的可靠性,結果表明該模型能夠比較合理地模擬地下徑流的變化情況Traditionally, the saturated zone is modeled as a simple lumped continuity equation :, dsitqsdt where t is time, s is the total storage in the reservoir, i is the spatially integrated volume of incoming wa - ter, and q is the discharge subsurface runoff which only depends on the total storage s. this kind of subsurface runoff model has many different parame - terizations 10 12, however it has a very common char - acteristic that the subsurface runoff is just a sin - gle - valued storage - discharge function
對于大尺度水文模型而言,目前常常採用的是集總式的地下徑流機制,其連續性方程一般可表示為d , dsitqst ? 1這里t是時間, s表示整個流域潛水面土壤層的飽和區域總的水分儲存量, i t表示t時刻土壤的非飽和區域向整個潛水面的水分補充量, q s表示僅依賴於水分儲存量s的地下徑流量量The infiltration process of the water on the surface is analysized under rainfall conditions, the two - dimensional mathematical model and its boundary conditions are presented
分析了降雨條件下地表水入滲的過程,提出了降雨條件下非飽和滲流的二維數學模型及邊界條件。In field study, the expenment on nitrogen transport and transformation in soils with different irrigation ( with both ground water and sewage effluent ) and fertilization levels has been conducted. with considenng the n - uptake, nitrification and demtrification processes, a model for describing no2 - - n transport and transformation in unsaturated soil has been applied. results show that, the n03 + - n accumulating in soil is contributed more by fertilization but lees by irrigation with sewage effluent, and the model can be used to simulate no3 - - n transport in soils
在室外進行了不同清污水灌水量與施肥條件下氮素遷移轉化試驗,同時進行了考慮根系吸收,硝化和反硝化的田間非飽和no _ 3 ~ - ? n遷移轉化模型的數值模擬,研究結果表明與施肥相比,污水灌溉對土壤中no _ 3 ~ - ? n累積的貢獻較小,所建立模型可用於模擬no _ 3 ~ - ? n在土壤中的遷移。Based on the current research studies and needs in engineering, presented and discussed the following four fundamental problems of unsaturated seepage were : numerical modeling theories, modeling of rainfall infiltration, initial water content and hydraulic conductivity and its effect on the numerical simulation
摘要立足於非飽和滲流問題的研究現狀和應用需求,對4個常見的非飽和滲流基本問題進行了論述:非飽和滲流及其數值模擬理論;非飽和降雨入滲及其模擬中的問題;初始水分量及其考慮;土的非飽和滲透特性以及對滲流計算結果的影響。On the basis of the existing researches about the fully coupled thermal field and moisture movement in unsarurated loess soils, this paper gives the finite element module of thermal field after consideration of various natural elements such as wind speed, radiation, evaporation, and meanwhile put forwards the finite element module of moisture movement on saturated - unsaturated loess soils. furthermore, the paper also probes into the thermal and moisture transferring and coupled theory, and gives finite element module of fully coupled thermal field and moisture movement in unsarurated loess soils
在國內外有關非飽和土溫度場、水分遷移場及其耦合問題研究的基礎上,給出了考慮輻射、蒸發、風速等邊界條件的溫度場有限元方程,給出了計算飽和-非飽和土水分遷移場的有限元方程,對非飽和黃土中溫度場和水分遷移場傳輸機理及其耦合問題進行了初步的研究,給出了土體溫度場和水分遷移場之間耦合問題的有限元計算模式,分析了溫度和含水量之間的相互作用和影響。A one - dimension model was proposed simulating the regularity of moisture flow under rainfall condition
摘要應用非飽和土一維降雨入滲模型模擬膨脹土基坑邊坡在降雨入滲條件下的水分運移規律。The numerical model of one - dimensional solute transport through unsaturated soils is formulated by characteristic finite element method
建立了一維非飽和土壤中溶質運移的特徵有限元數值模型。Fluid - solid coupling mathematical model of contaminant transport in unsaturated zone and its asymptotical solution
污染物在非飽和帶內運移的流固耦合數學模型及其漸近解Having established the coupling model of two phase flow of water and gas and used the method of impes ( implicit pressure - explicit saturation method ) to solve it, this paper apply it to the simulation and calculation of transport and production of water and gas of tl coal bed methane well in qinshui basin
摘要本文建立了非飽和帶水氣二相滲流的耦合模型,並採用impes (隱式求解壓力方程,顯式求解飽和度)求解方法對該模型進行了求解。( 3 ) sensitivity analyses were conducted for parameters in unsaturated soil conductivity model which was derived from redistribution process. the results calculated from measured data indicate that the sensitivities of conductivity to parameter b and n are higher than the other parameters
( 3 )對由再分佈過程推求的土壤非飽和導水率模型中的參數進行了敏感性分析,根據實測資料的計算表明,非飽和導水率對參數b和n的敏感性均大於其它參數。The inclusion of unsaturated flow in groundwater modelling is important for obtaining physically realistic analysis results
地下水模型中包含非飽和水流對于採用實際的物理分析結果非常重要。分享友人