搜索结果: 1-12 共查到“Quality Model”相关记录12条 . 查询时间(0.175 秒)
DESIGN AND ESTABLISHMENT OF QUALITY MODEL OF FUNDAMENTAL GEOGRAPHIC INFORMATION DATABASE
Fundamental Geographic Information Database Database Management System(DBMS) Quality Model Quality Evaluation
2018/5/15
In order to make the quality evaluation for the Fundamental Geographic Information Databases(FGIDB) more comprehensive, objective and accurate, this paper studies and establishes a quality model of FG...
Development of PM2.5 source impact spatial fields using a hybrid source apportionment air quality model
PM2.5 source spatial fields hybrid source apportionment air quality model
2015/8/6
An integral part of air quality management is knowledge of the impact of pollutant sources on ambient concentrations of particulate matter (PM). There is also a growing desire to directly use source i...
Modeling atmospheric ammonia and ammonium using a stochastic Lagrangian air quality model (STILT-Chem v0.7)
Modeling atmospheric ammonia ammonium stochastic Lagrangian air quality model
2014/12/16
A new chemistry module that simulates atmospheric ammonia (NH3) and ammonium (NH+4) was incorporated into a backward-in-time stochastic Lagrangian air quality model (STILT-Chem) that was originally de...
Impact of a new condensed toluene mechanism on air quality model predictions in the US
a new condensed toluene mechanism air quality model predictions US
2014/12/9
A new condensed toluene mechanism is incorporated into the Community Multiscale Air Quality Modeling system. Model simulations are performed using the CB05 chemical mechanism containing the existing (...
Understanding of the Fate of Atmospheric Pollutants Using a Process Analysis Tool in a 3-D Regional Air Quality Model at a Fine Grid Scale
Air Pollutants Process Analysis Photochemical Indicator MM5 CMAQ
2013/2/27
The process analysis is performed for August and December, 2002 using the process analysis tool embedded in the Community Multiscale Air Quality (CMAQ) modeling system at a fine horizontal grid resolu...
Developing a Framework to Measure Watershed Sustainability by Using Hydrological/Water Quality Model
Sustainability Development Framework Watershed Resilience Reliability Vulnerability Hydrological Models Application Landuse
2013/3/20
A framework is built, wherein hydrological/water quality model is used to measure watershed sustainability. For this framework, watershed sustainability has been defined and quantified by defining soc...
Mechanism reduction for the formation of secondary organic aerosol for integration into a 3-dimensional regional air quality model: α-pinene oxidation system
Mechanism reduction secondary organic aerosol α-pinene oxidation system
2009/7/15
A detailed α-pinene oxidation mechanism was reduced systematically through the successive application of five mechanism reduction techniques. The resulting reduced mechanism preserves the ozone- and o...
Extension of the QUASAR river water quality model to incorporate dead-zone mixing
water quality dead-zone mixing QUASAR river
2009/6/5
A modification to the well-known water quality model "Quality Simulation Along River Systems" (QUASAR) is presented, extending its utility to real-time forecasting applications such as the management ...
Towards benchmarking an in-stream water quality model
in-stream water quality model general quality assessment
2009/5/6
A method of model evaluation is presented which utilises a comparison with a benchmark model. The proposed benchmarking concept is one that can be applied to many hydrological models but, in this inst...
Effects of uncertainties in the thermodynamic properties of aerosol components in an air quality model – Part 1: Treatment of inorganic electrolytes and organic compounds in the condensed phase
thermodynamic properties aerosol components air quality model inorganic electrolytes condensed phase
2008/10/30
Air quality models that generate the concentrations of semi-volatile and other condensable organic compounds using an explicit reaction mechanism require estimates of the physical and thermodynamic pr...
VOC reactivity in central California: comparing an air quality model to ground-based measurements
VOC reactivity central California air quality model ground-based measurements
2008/10/27
Volatile organic compound (VOC) reactivity in central California is examined using a photochemical air quality model (the Community Multiscale Air Quality model; CMAQ) and ground-based measurements to...
DEVELOPMENT AND APPLICATION OF A THREE DIMENSIONAL WATER QUALITY MODEL FOR A SHALLOW OXBOW LAKE
DEVELOPMENT APPLICATION THREE DIMENSIONAL WATER QUALITY MODEL A SHALLOW OXBOW LAKE
2013/7/19
A three-dimensional numerical model was developed for simulating the concentration of water quality constituents. Four interacting systems were simulated, including phytoplankton dynamics, nitrogen cy...