排水模數 的英文怎麼說
中文拼音 [bèishuǐmóshǔ]
排水模數
英文
drainage modulus-
This paper analyzes the groundwater discharging course using fluidics theory and combining quay structure construction ; sets up the method of fast drainage by the dint of pipeline and blind ditch of fragment stone ; and gives the computational mathematical model for quay drainage and calculation formula for drainage process according to the principle of conservation of mass and underground percolation, which have been applied for quay ' s stability design and calculation
應用流體力學理論結合碼頭結構建設,分析了地下水排泄過程,藉助管道和碎塊石盲溝建立了港口碼頭快速排水與擋墻基床排水的方法;運用質量守恆定律和地下水滲流原理,建立了港口碼頭排水計算數學模型和排水過程計算公式,並用在了碼頭的穩定設計計算中。Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented
摘要基於砂井等應變固結模型,考慮初始有效應力沿深度變化,忽略井阻和豎向排水固結的影響,應用平均孔隙比與平均有效應力的對數關系,建立砂井非線性徑向排水固結的分層計算模型,並求得常荷載作用下的徑向排水固結解析解。Due to the effect of uentrapment of water and air is considered during the generation of water - filled cells, the method presented here can simulate the objective existing hysteresis between drainage and imbibition process, which can " t be reflected by the previous numerical simulation methods
由於該法在生成裂隙充水域時考慮了水和氣的「圈閉」效應,故能模擬出裂隙排水與吸水過程間客觀存在的滯后現象,這是以往數值試驗法所不能的。According to the distribution peculiarity of the two characteristic moments, the accessibility of water quality in taizhou source of yangtze river has been analyzed based on the maximal contamination zone of entire tide and the relationship between the length of contamination zone and the pollutant load. simultaneously, every project has been analyzed and compared by using the model in wuli lake water environmental renovation for getting some theoretic gist and technical supports for the engineering
在此基礎上進行泰州江段水流水質數值模擬,建立排污混合帶范圍與排污量關系曲線,並對泰州江段供水水源地水質可達性進行了分析;將模型應用於五里湖水環境治理工程中,預測各引水方案下湖體水質狀況並進行各方案分析,從而為工程實施提供一定的理論依據和技術支持。Gully erosion, which is universal on original lands, but also the special forms, for example, hole erosion gravel erosion debris slide and debris flow, which is unusual in loess area, ( 2 ) based on a long - term fixed point experiments in proving ground of the south stackpile, the soil erosion factors have been researched quantitatively, the runoff and erosion affected factors have been made sure and the experiential models of producing water and soil have been taken in newly - constructed stage, early stage and later stage of reclamation
確定南排土場原地貌的水蝕模數為3700 4400t km ~ 2 ? a ;在排土場新造地貌上,擊濺、面蝕、細溝侵蝕、淺溝侵蝕、沉陷侵蝕、砂礫化面蝕、土砂瀉溜和坡面泥石流等水土流失形式出現頻率和發生程度都明顯強于原地貌。 ( 2 )以南排土場徑流試驗場長期的定位觀測為基礎,對排土場未復墾時期、復墾初期、復墾後期的土壤水蝕影響因子進行定量研究,確定了徑流和土壤水蝕的主要影響因子及其臨界值,建立了產流產沙的經驗模型。Analysis of flow characteristics and study on model parameter in thermal effluent zone of electric plant
電廠溫排水區流動特性分析及模型參數的研究In order to calculate quantitatively the process of rainfall - runoff, the css model of zhang cha catchment is developed based on epa ’ s swmm ( storm water management model ) in this paper. and then calculate cso spill water quality 、 spill volume and spill time at different intercepting ratio using the developed swmm, and analyze the effect on them by intercepting ratio
為了實現上述降雨?徑流過程的定量計算,本文引入美國環保局的城市暴雨水管理模型( swmm )建立了佛山市張槎排水區的合流制排水系統模型,使用該模型計算了不同截流倍數時溢流污水的水質、水量以及溢流時間,並分析了截流倍數對它們的影響。Study on parameter of composite element method for modeling drain hole in seepage analysis
滲流分析中排水孔模擬復合單元法的參數研究This paper evaluates the underground water resources and its safe levels of miming, and then studies the availability of molepipe drainage, a kind of practical underground water regulation technique. starting with the elevation of underground water resources and a safe level of mining through variable system theory, this paper analyzes the conditions of underground water resources based on the well - studied determination method of determining the two hydrographical coefficients : rainfall infiltration replenishment rate and irrigation replenishment rate. then considering irrigation, rainfall, drainage and other related factors, a mathematical model is set up for the calculation of underground water storage, exploitation on water regulation
論文從灌區的地下水資源及其可開采量評價分析方面入手,在對兩個主要的水文地質參數即降雨入滲補給系數、灌溉入滲補給系數確定方法研究的基礎上,對灌區的地下水資源狀況進行分析,依據灌區的灌溉、降雨、排水條件及各種現狀因素,建立了地下水資源量計算的數學模型,西安理工大學工程碩士專業學位論文計算得到青銅峽灌區地下水的最大補給量和可開采量;另外對在開發利用地下水資源過程中的地下水位的調控進行了初步的探討,在銀北灌區開展對暗管排水調控地下水位的試驗研究。The valve caused domestic product because of the low quality : the rapid market expansion, the existing state - owned enterprises have close valves, although the rapid development of township enterprises, but because of the low starting point of township enterprises, technical strength is very weak, poorly equipped, most of imitation products production, especially with the drainage of low pressure valves, the problem is serious
造成國內閥門產品質量低下的原因在於:由於市場急速擴大,原有國營閥門企業紛紛關停並轉,雖然一批鄉鎮企業迅速發展,但由於鄉鎮企業起點低,技術力量非常薄弱,設備簡陋,產品大多數都是模仿生產,特別是給排水用的低壓閥門,問題嚴重。It is commonly recognized that subsurface drainage system can improve pavement performance and extend service life. as an essential part of subsurface drainage system, the layer setting and characteristics of asphalt treated permeable material directly affect the performance of subsurface drainage system, which is lucubrated in this paper. based on the typical semi - rigid pavement without permeable layer, using multilayer elastic system program, rational pavement structure with permeable layer at different locations is first analyzed
本文以高等級公路瀝青路面的典型結構形式作為未設排水層的路面結構原型,通過不同的設置層位分析對排水層的回彈模量和厚度的要求,探討設置排水層的路面結構的一些結構參數適宜的取值范圍,並在此基礎上運用灰色系統關聯分析方法,對不同設置層位的路面結構的技術指標進行比較分析,得出較優的層位設置方案。( 2 ) the treat of drainage wells and drainage curtains is a key point of seepage control research. drainage holes ( curtains ) must be simulated exactly because there are a large amount of drainage wells ( curtains ) that are of great effect, which requires high technique demands for mesh partition and capacity of computer. the question is extremely complicated
( 2 )地下廠房洞室群的排水孔排水幕的處理一直是滲控研究的重點,由於排水孔(幕)數量眾多,滲控作用大,須盡可能精確模擬,這對網格劃分以及計算機的容量都提出極高的技術要求,問題極為復雜。In order to solve some technique problems of waterproof and drainage of tunnels based on controlling drainage, model tests, numerical simulations and site investigations were performed by use of two cases longtan tunnel and baiyun tunnel
摘要針對控制排放的隧道防排水技術中一些關鍵問題,以龍潭隧道和白雲隧道為依託,採用模型試驗、數值模擬、現場調查等方法進行了系統研究。Based on this, the upper controlling index of soil water content is 80. 4 % and the days of waterlogged and salinization tolerance is 3. 2 days. the moisture and salinization movement mathematical model in the field under subdrainage condition is based on the assumption of neglecting the effects of horizontal hydraulic gradient, it can analogy the changes of soil water content and salinization which are changed with times and depth
論文在忽略水平方向水力梯度影響的假定下建立了排水條件下麥田水鹽運移模型,模擬土壤水鹽含量隨時間、空間的變化情況。經與實測資料對比發現,計算值與實測值較為接近,故該模型及參數的確定是合理的,可用於預測麥田水鹽的動態變化。The synthetic experimentation of testing and calculating design depth in conveyance canal combine the knowledge of irrigation and drainage engineering and hydraulics. during the experimentation, through experiment data testing, analysis, calculating and watching canal model, making students understand further the principle of design, which has mutual promoting effect on theory teaching in class
輸水渠道橫斷面設計水深測試及計算實驗結合「灌溉排水工程學」及「水力學」等學科的知識,在實驗過程中,通過對實驗數據的測試、分析及計算和渠道模型實物的觀摩,加深了對渠道設計原理的理解,與課堂上的理論教學起到了良好的互動作用。It developed a model for evaluating modernization of water conservancy for the reclamation area on the basis of data analysis. the evaluation model included five aspects e. g. protecting flood and disaster, irrigation and drainage, people ' s life and eco - environment protection, and operation and management
本研究運用現代化理論,結合新的水利行業發展思路,從墾區實際出發,在分析大量數據的基礎上,建立了水利現代化評價模型,該模型涵蓋防洪減災、灌溉排水、生態環境建設與保護、生活用水和經營管理等方面的指標體系。The alteration procedure of the underground water level is simulated under drizzle and storm rainfall conditions respectively adopting the coupling fem analysis program of surface flow and subsurface flow. the numerical simulation of the underground water level shows that the drain ditch installed over the slope does not have an notable effect on the underground water level
利用降雨條件下地表水入滲和產流耦合的計算程序,模擬了小降雨強度和大雨強度對地下水位變化的影響,並用數值計算給出了地表排水溝對地下水變化的影響不是很顯著的結論。On the basis of existing studies in the field of seepage of rock mass both at home and abroad, the present dissertation has conducted a broad study in terms of hydraulic and geometric parameters, computing model, basic seepage law, fracture drainage, rockmass " unloading mechanics and its relations with seepage. the paper is written by employing such methods as field observation, model test, theory research and numerical analysis. the main research payoffs are as follows
本文在充分認識了國內外巖體滲流研究的發展及研究現狀的基礎上,結合現場觀測、模型試驗、理論研究及數值分析等多種方法,對裂隙巖體的水力幾何參數、計算模型、基本滲流規律、裂隙排水、巖體卸荷力學及其與滲流的相互作用等多方面進行了研究,取得了如下一些主要成果。Abstract : based on laboratory test results, a model for predicting the residual deformation of soft clay under impact loading is proposed in this paper, which fits well with other test results. this model, considering several factors which affect the residual deformation such as confining pressure, impact energy and the number of impacting, can be used for the deformation prediction in the treatment of saturated soft clay by the drainage consolidation method of combining static and dynamic loading
文摘:在試驗基礎上建議了一個預測沖擊荷載作用下飽和軟粘土殘余變形的計算模式,該模式考慮了周圍壓力、沖擊能大小、沖擊次數和沖擊遍數等幾個因素.對計算模式的驗證表明,預測值與實測值吻合較好.該模型可用於動靜結合排水固結法處理軟基時的變形計算( 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