常规的水质预测模型因存在许多简化与假定而限制了其精度与实用性的提高。
The precision and practicability of general water quality model are limited by many simplifications and assumptions.
利用矩阵运算预测水质变化是一种简单的水质预测模型,计算简单、速度较快,是对复杂数值模拟方法的一种补充。
This method is a simplified model for water quality prediction with simply computation and rapid speed, so it is an effective complement to the complex numerical simulation.
本文应用灰色GM(1,2)建模方法,提出了水质富营养化单项指标的一种新的预测模型。
In this paper, a new predicting model of single eutrophic index of water quality is developed by grey systems GM (1, 2) modelling.
研究尝试采用VMOD中的MT3D MS模型对地下水质进行了模拟预测并指出了其应用中的局限性。
This paper tries to apply the MT3DMS model of VMOD into forecasting groundwater quality and to point out the limitations.
针对绍兴地区水网特点,提出了一个水质预测的数学模型和计算机模拟计算程序。
In view of the characteristics of the water course network in Shaoxing district, a mathematical model and calculating program for water quality prediction were proposed.
采用二维稳态混合岸边排放模型分析,对南通狼山水厂扩建工程的取水水源地水质进行预测。
A two-dimensional mixed steady-state model of side discharge is applied to the prediction of water quality for the water source area of the Langshan waterworks in Nantong City.
建立与底泥耦合的二维湖泊水质模型,结合底泥静态释放系数,对玄武湖引调水方案进行预测研究。
A two-dimension water quality model, which coupled with sediment, was adopted to forecast the effect of water diversion in Xuanwu lake.
并对遥感水质参数定量反演方法、中程无线传感网络技术和藻类水华预测预警模型方面进行了改进。
With improved retrieval approach of water quality parameters, technology of Wireless Sensor Network (WSN) and forecast model of algal bloom, the blue-green algal bloom forecast platform was developed.
文中选取反映实际给水管网水质的指标,对其在管网中的变化规律及预测模型等进行了研究。
In this thesis, significant water quality indicators reflected the actual status in the water distribution network had selected. Its changes in laws and predictive models discussed.
该预测模型可用于选择油田注水水质、减少对储层的损害。
This prediction method can be used to select quality of water injected into oilfield for reducing damage of storing oil strata.
提出了用于进行氧化塘水质预测的二维水质模型。探讨了氧化塘水质预测研究的发展趋势。
A two-dimensional water quality model for use in water quality prediction of oxidation ponds was proposed And the research progress in water quality prediction of the oxidation ponds was discussed.
结果表明,在建立三门峡水库流量和水质的输入响应关系模型的实际应用中,R BF算法取得了较好的预测效果。
The model was applied to establish the relations between water quantity and water quality of Sanmen Gorge reservoir. The calculated results show that better prediction was gained using RBF algorithm.
利用最小二乘法原理,建立了水质变化趋势预测模型,对硫酸盐浓度的变化趋势进行了回归分析。
Using the least square method bring forward the formula of movement current that quality of groundwater, and predicate the diversification current of sulfate.
采用平面二维水流、温度场和水质数学模型对流场、温度场和浓度场进行了数值模拟,并对电厂温排水的热影响和水质影响进行预测。
The temperature field and the contamination concentration field were Simulated. Using 2-D numerical simulation model, The effect of thermal discharge on hydrobiont water quality were predicted.
因此,以长江重庆主城区段平水期水质为原型,应用QUAL2E模型对成库后的水质进行了模拟和预测。
Based on water quality of Chongqing Section in mean-flow period, QUAL2E model was used to simulate and predict water quality of the reservoir, with water temp…
在模型库中利用灰色预测模型可对社会经济、人口,水质等进行预测。
For the model system, economic conditions, population, and water quality were predicted with grey system modeling.
该系统训练后的神经网络模型,能实现对养殖池塘水质的预测。
The trained neural network model of this system, network model after training of can be able to predict water quality of the breeding ponds.
依据一维水质模型,估算动态纳污能力、预测污水对目标河段水质的影响。
Based on one-dimensional water quality model, the dynamic pollution receiving capacity was estimated and the effect of the polluted water on the receiving river was forecasted.
地理信息系统技术与水质预测数学模型相接合,创建了水系信息查询及水质实时预测系统。该系统运用于九洲江水系水资源保护规划,起到了数据整理分析和管理决策的作用。
The joint between the technology of GIS and the model on predicting water quality, has established the system used to inquiry the information of water quality and predict the water quality instantly.
然后以实测资料对所建模型进行检验,研究结果表明,支持向量机回归模型性能良好、预测精度高、简便易行,是水质评价的一种有效方法,具有广阔的应用前景。
The researching result reveals that SVM regression model presents excellent performance, high prediction accuracy and is easy to run. As a result, it is an effective way and has wide …
预测结果证明,该模型用于地下水源地水质预测,符合地下水系统的灰色特性,适用性好,预测结果与环境状况吻合。
The predication result proves that the water quality predication using the model for groundwater resource site is in conformity with the grey characteristics of groundwater sy...
预测结果证明,该模型用于地下水源地水质预测,符合地下水系统的灰色特性,适用性好,预测结果与环境状况吻合。
The predication result proves that the water quality predication using the model for groundwater resource site is in conformity with the grey characteristics of groundwater sy...
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