搜索结果: 16-30 共查到“环境科学技术 R-D model”相关记录35条 . 查询时间(0.13 秒)
Assimilating Doppler radar radial velocity and reflectivity observations in the weather research and forecasting model by a proper orthogonal-decomposition-based ensemble, three-dimensional variational assimilation method
Assimilating Doppler radar radial velocity and reflectivity observations in the weather research and forecasting model proper orthogonal-decomposition-based ensemble three-dimensional variational assimilation method
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2013/9/2
Doppler radar observations with high spatial and temporal resolution can effectively improve the description of small-scale structures in the initial condition and enhance the mesoscale and microscale...
Numerical Study of a West African Squall Line Using a Regional Climate Model
Mesoscale Meteorology Model Squall Line Simulation
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2013/2/26
The squall line of 21-22 August 1992, documented during the HAPEX-Sahel campaign, is simulated using the regional atmospheric model (MAR). The simulated results are compared to observational data. The...
Ionic Liquid Assisted Extraction of Nitrogen and Sulphur-Containing Air Pollutants from Model Oil and Regeneration of the Spent Ionic Liquid
Ionic Liquids Extraction Air Pollutants Nitrogen Compound Sulfur Compounds
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2013/3/12
Removal of air pollutants, such as nitrogen and sulphur containing compounds from a model oil (dodecane) was studied. An ionic liquid (1-ethyl-3-methylimidazolium chloride [C2mim] [Cl]) was used as an...
Model Estimates of Nutrient Uptake by Red Spruce Respond to Soil Temperature
Mechanistic Modeling Imax Root Growth Rate Soil Buffer Power
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2013/3/12
A better understanding of the mechanisms that control nutrient acquisition in the context of plant and ecosystem responses to climate change is needed. Mechanistic nutrient uptake models provide a mea...
User Influence on Indoor Aerosol Model Calibration
Indoor-to-outdoor relationship Size distribution Iteration Least-squares
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2016/3/28
Calibration, or in other words “validation”, of complex indoor aerosol models that simulate the dynamic behavior of
particle number size distributions are often assumed to solely depend on the charac...
Analysis of a Severe Dust Storm Event over China: Application of the WRF-Dust Model
Severe dust storm Eastern China WRF-Dust model
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2016/3/28
A severe dust storm (SDS) event occurred during March-20 to March-22, 2010 in China. A regional dynamical model
coupled with a dust model (WRF-Dust) is used for analyzing this SDS event. The distribu...
Using MCMC Probit Model to Value Coastal Beach Quality Improvement
Value of Coastal Beach Quality Markov Chain Monte Carlo (MCMC) Probit Model
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2013/3/12
Dichotomous choice elicitation technique of contingent valuation method is broadly used in the research fields of environmental resource and recreational activity management. The binary choice type of...
Application of Artificial Neural Networks Model as Analytical Tool for Groundwater Salinity
Groundwater Salinity Artificial Neural Networks Modeling Analytical Tool
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2013/3/12
The main source of water in Gaza Strip is the shallow coastal aquifer. It is extremely deteriorated in terms of salinity which influenced by many variables. Studying the relation between these variabl...
Assessment of Snow Grain-Size Model and Stratigraphy Representation Impacts on Snow Radiance Assimilation: Forward Modeling Evaluation
Data assimilation grain size microwave radiometry snow
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2013/9/2
Two sets of experiments were performed to identify,respectively, the impacts of using different grain size models and simplified representations of snowpack stratigraphy on the predicted grain size ev...
A Fast Predicting Neural Fuzzy Model for Suspended Solid Removal Efficiency in Multimedia Filter
Multimedia Filter Sand Filtration Removal Efficiency Fuzzy Logic Suspended Solid
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2013/3/13
Modeling of filter performance is very difficult because of complexity of the defining physical and chemical events in the filtration system whereas the knowledge of functionality of filter coefficien...
Kinetic of Transport of Technogenic Ecotoxicants through Model Membranes
Ecotoxicant Pesticides Liposomal Membranes Mass Transfer Constants Lipophilicity Bioaccumulation Octanol/Water Partition (Koct/H2O)
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2013/3/13
The kinetics of ecotoxicant transport through the membrane was studied. The ecotoxicants studied were pecticides widely used in agriculture: lontrel (clopyralid), sencor (metribuzin), basagran (bentaz...
The Application of Simulating WAves Nearshore Model for Wave Height Simulation at Bangkhuntien Shoreline
Significant wave height SWAN the Upper Gulf of Thailand Bangkhuntien shoreline
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2010/12/22
Problem statement: In this study, the significant wave height at the Upper Gulf of Thailand
and the change of wave height at Bangkhuntien shoreline were simulated by using the Simulating
WAves Nears...
A Two-Dimensional Wave Prediction Model Along the Best Track of Typhoon Linda 1997
Wave prediction best track Typhoon Linda wave characteristics spectral energy balance equation
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2010/12/22
The model results were predicted at five stations which were before and during the typhoon entering into the GoT. The wind speeds of the stations 1-5 were in ranges of 5.14-29.81, 4.11-28.27, 0.51-24....
Comparison between Non-Gaussian Puff Model and a Model Based on a Time-Dependent Solution of Advection-Diffusion Equation
Advection-Diffusion Equation Air Pollution Modeling Analytical Solution Puff Models
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2013/3/13
A comparison between a non-Gaussian puff model and an advanced time-dependent model to simulate the pollutant dispersion in the Planetary Boundary Layer is presented. The puff model is based on a gene...
Analysis of Groundwater for Potability from Tiruchirappalli City Using Backpropagation ANN Model and GIS
Groundwater Quality ANN Ec TDS Sulphates pH Tiruchirappalli
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2013/3/13
Monitoring groundwater quality by cost-effective techniques is important as the aquifers are vulnerable to contamination due to point sources and non point sources. This paper presents Artificial neur...