水質模型 的英文怎麼說
中文拼音 [shuǐzhímóxíng]
水質模型
英文
water quality model- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 水質 : water quality水質保護 [環保] water quality protection; 水質標準 water standard; water quality sta...
- 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
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Application of neural network in water quality model
神經網路在水質模型中的應用The choice of good parameter of water pollution model is a nodus in hydraulics
水質模型的參數率定一直是水質預報的難點。Second, based on the characteristic of the receiving water studied in this paper, develope a dynamic one - dimension water quality model for nanbei river in zhangcha town of foshan city, and develope a program of water quality model based fortran powerstation. and then, calculate the concentration of codcr in receiving water using the simulation results of swmm and analyze the effect on the environment of receiving water by intercepting ratio. at last, the construction investment and operational and administrative expenses of intercepting trunk sewer 、 pumping station and sewage farm is calculated and the relation between them is discussed
其次,本文根據研究區受納水體的特點,建立了佛山市張槎鎮南北大涌的一維非穩態水質模型,相應地開發了基於fortranpowerstation平臺的水質模型計算程序,並在swmm模型模擬結果的基礎上,利用本文編制的水質模型程序計算了不同截流倍數時南北大涌codcr濃度的時空變化過程,分析了截流倍數對河涌水環境質量的影響。The value calculated by the new model approximates the measure data, and the value that calculated by the whole depth mixing 2d model is much less than the measure data in the near field. this model is also superior to the traditional 2d model for its precision
可以看出,新建的部分水深平均水質模型計算值與實測值符合較好,而傳統的全水深平均模型在排放口近區范圍內計算濃度值及污染帶范圍明顯小於實測值。In this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes
本文將水質預測及水污染控制措施有機地結合,選取水環境容量和污染指數作為水污染控制的參數.這樣,一維對流-擴散水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進,因為其採用四點隱格式對水質進行預測,推求可接納污染物的環境容量值及為保證水質而限定的污染物濃度值,從而制定相應的水污染控制措施.為整體考慮各種污染物的情況,建議採用河流的污染指數進而推求綜合污染指數.總之,本研究為水質保護提供了科學的計算方法,該法對水污染控制及污水對河道水質的影響是實用有效的Abstract : in this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes
文摘:本文將水質預測及水污染控制措施有機地結合,選取水環境容量和污染指數作為水污染控制的參數.這樣,一維對流-擴散水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進,因為其採用四點隱格式對水質進行預測,推求可接納污染物的環境容量值及為保證水質而限定的污染物濃度值,從而制定相應的水污染控制措施.為整體考慮各種污染物的情況,建議採用河流的污染指數進而推求綜合污染指數.總之,本研究為水質保護提供了科學的計算方法,該法對水污染控制及污水對河道水質的影響是實用有效的Stream water quality models and its development trend
河流水質模型及其發展趨勢Research on stochastic diffusion water quality model
隨機擴散水質模型研究Review of water quality models for sediment - induced pollution
泥沙污染水質模型研究綜述A joint pearl river delta water quality model is being developed
共同開發中的珠三角水質模型。Modulus of transverse diffuse simulation based on artificial weural network
二維水質模型橫向擴散系數的人工神經網路模擬The application of geographic information system in the marine water quality numerical model
在廈門海域水質模型中的應用Selection and systematic integration of numerical models for water quality forecast in three gorges reservoir
三峽水庫水質模型的選取和系統集成With this system, we set up a water quality model, and calibrated the model
本文建立了流域水質模型,並在水量模型率定的基礎上進行了水質模型的率定。The super entropy produce criterion is a good tool to judge the system ' s abrupt change from a lower grade to a higher one. in this paper the entropy of the urban resource - environment system was defined, and in an example of its application the super entropy produce criterion of the urban resource - environment system reflected the real developmental process of the whole system. furthermore, in this paper, a new model for the grid size optimization of the finite element method ( applied to the water quality modeling of the topographically complicated river ) was brought forward based on the maximum information entropy theory in condition that the length of gird was given
超熵產生判據為我們提供了判斷系統從低級有序向高級有序突變過程的工具,本文提出了城市資源與環境系統熵的定義,在實例中的應用證明城市資源與環境系統的超熵產生判據較好地反映了整個系統的演化情況;另外,本文針對在城市復雜河道情況下,利用有限單元法求解河流水質模型時網格單元大小難確定的問題,引入網格信息熵的概念,提出了有限單元法求解河流水質模型的網格優化方法。Using existing data and experiences, considering the character of shaying river, and based on the water quality forecast system of shaying river, in this paper, we firstly put forward a high performance parallel computing method of multi - parameter choice in china, and implement it on dawing high performance parallel computer for the choice of parameter for shaying river
文章利用已有的數據和經驗,根據沙潁河具體的水質和應用特點,在國內首次提出了採用基於并行計算技術的高性能計算方法,對沙潁河支流水質模型進行多參數率定的方案,並在曙光系列并行機上得以實現。Based on the mvc mode, a flexible water quality system was developed, which offer a new way to realize forecast process of dynamical water quality
並在此思想基礎上探討了利用該方法實現可靈活配置的水質模型系統,為實現動態的水質預測過程提供了一種新途徑。Under the consideration of the uncertainty of the water environmental system, both the observed data of the river water quality and the parameters for the river water quality model are processed as the stochastic variables herein
摘要考慮到水環境系統的不確定性,把河流水質觀測數據和水質模型參數都作為隨機變量來處理。Associated with the project of numerical modeling of hydraulics and water quality in hongzehu river networks in the north of jiangsu province, which founded by the department of environment of jiangsu government, two models of water quantity and water quality are developed. on the basis of the results from the numerical simulation, the assimilation capacity of the hongzehu river networks are studied
本文結合江蘇省環保廳的「江蘇省水環境容量研究」課題,對江蘇北部洪澤湖及周邊河網水系建立了河網與湖泊耦聯的水力?水質模型,並在湖泊水系的水量、水質數值模擬的基礎上,對該水系的水環境容量進行了研究。The two - dimension plane model and two - dimension vertical model developed have been used in practical projects, in which : in the flood simulation of daqing city, the two - dimension plane unsteady flow model has been built to fit in with the irregular river boundary and realize the rapid forecast of the water flow. in this model, the geographic information sys
在博斯騰湖大水體研究中採用平面二維水流與水質模型,可完全適應不規則的湖岸邊界,考慮表面風應力,對吞吐量、風力、泵站位置、水位四種因素的多種組合情況下的博斯騰湖風生環流、礦化度分佈及出流水質進行了模擬計算,獲得了一些有意義的研究成果。分享友人