coupled model exercise exercise 3
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Coupled Model ExerciseCoupled Model Exercise
Exercise 3Exercise 3
George H. Leavesley, Research Hydrologist, USGS, Denver, CO
TOOL BOX MODELING TOOL BOX MODELING VIEWSVIEWS
Research Model Developer Research Model Developer Complex Complex DetailDetail
Application Model DeveloperApplication Model Developer Model UserModel User Resource ManagerResource Manager Policy Maker Policy Maker Condensed Condensed
AnalysisAnalysis
LEVELS OF MODULAR LEVELS OF MODULAR DESIGNDESIGN
PROCESSPROCESS MODELMODEL FULLY COUPLED MODELSFULLY COUPLED MODELS LOOSELY COUPLED MODELSLOOSELY COUPLED MODELS RESOURCE MANAGEMENT RESOURCE MANAGEMENT
DECISION SUPPORT SYSTEMSDECISION SUPPORT SYSTEMS ANALYSIS AND SUPPORT ANALYSIS AND SUPPORT
TOOLSTOOLS
Single Purpose
Multi-objective, Complex
CRITERIA AND RULES CRITERIA AND RULES FOR GOOD MODULE FOR GOOD MODULE
DESIGNDESIGN
relate directly to real world relate directly to real world components or processescomponents or processes
have input and output variables have input and output variables that are measurable valuesthat are measurable values
communicate solely via these communicate solely via these input and output variablesinput and output variables
Modules should
Reynolds J.F., and Acock, B., 1997, Modularity and genericness in plant and ecosystem models: Ecological Modeling 94, p 7-16
Model Building Tool - XMBUILD
LOOSELEY COUPLED LOOSELEY COUPLED MODELSMODELS
Watershed Model
Hydraulics Model
Database
Fish Model
Data Management Interface (DMI)
MMS Model
Off-the-shelf Model
LOOSELEY COUPLED LOOSELEY COUPLED MODELSMODELS
Watershed Model
Hydraulics Model
Fish Model
PRMSPRMS
Habitat Habitat Suitability Suitability
IndexIndex
Channel Geometry Analysis Program
(CGAP)
OBJECT USER INTEFACE (OUI)
Other Model Integration Other Model Integration ApproachesApproaches
U.S.U.S. BASINS (EPA)BASINS (EPA) FRAMES (DOE, NRC, DOD, EPA)FRAMES (DOE, NRC, DOD, EPA) DIAS (DOE)DIAS (DOE) XMS (WMS, GMS, SMS, … - EMS XMS (WMS, GMS, SMS, … - EMS
Inc.)Inc.) OMS (USDA)OMS (USDA)
InternationalInternational HarmonIT (Europe)HarmonIT (Europe) Catchment Modeling Toolkit Catchment Modeling Toolkit
(Australia)(Australia)
Exercise 3 ProblemsExercise 3 Problems
1.0 MMS_PET1.0 MMS_PET Process comparisonProcess comparison
2.0 MMS PRMS Daily Mode2.0 MMS PRMS Daily Mode Watershed model evaluationWatershed model evaluation
3.0 MMS PRMS-HIS3.0 MMS PRMS-HIS Coupled watershed-hydraulics-habitat Coupled watershed-hydraulics-habitat
modelmodel
Potential Potential Evapotranspiration (potet)Evapotranspiration (potet)
- Hamon
- Jensen - Haise
potet(HRU) = hamon_coef(mo) * dyl2 * vdsat
potet(HRU) = jh_coef(mo) * --------------------------- -- (tavf(HRU) - jh_coef_hru) * rin
PRMSPRMS
HRUs
LOOSELEY COUPLED LOOSELEY COUPLED MODELSMODELS
Watershed Model
Hydraulics Model
Fish Model
PRMSPRMS
Habitat Habitat Suitability Suitability
IndexIndex
Channel Geometry Analysis Program
(CGAP)
Channel Cross-Channel Cross-sectionsection
Channel Channel CharacteristicsCharacteristics
Q = A*VQ = A*V
V = 1.486/n * RV = 1.486/n * R2/3 * * SS1/2
n is Mannings n n is Mannings n R is R is hydraulic radius hydraulic radius S is channel S is channel slope slope
Basic Channel Basic Channel HydraulicsHydraulics
Velocity HSI - Brown Trout
00.20.40.6
0.81
1.2
0 1 2 3 4
velocity m/s
HS
I
Adult
Juvenile
Fingerling
Spawning
Habitat Suitability Index – Habitat Suitability Index – VelocityVelocity
Depth HSI - Brown Trout
00.20.40.6
0.81
1.2
0 1 2 3
Depth m
HS
I
Adult
Juvenile
Fingerling
Spawning
Habitat Suitability Index Habitat Suitability Index - Depth- Depth
WUA = ( velocity_hsi *
depth_hsi * x-sect_width * 100.)
Weighted Usable Weighted Usable Area (WSU)Area (WSU)
MORE INFORMATIONMORE INFORMATION
http://wwwbrr.cr.usgs.gov/mmshttp://wwwbrr.cr.usgs.gov/mms
http://wwwbrr.cr.usgs.gov/http://wwwbrr.cr.usgs.gov/weaselweasel
http://wwwbrr.cr.usgs.gov/http://wwwbrr.cr.usgs.gov/warsmpwarsmp
http://oms.ars.usda.govhttp://oms.ars.usda.gov
http://www.iscmem.orghttp://www.iscmem.org
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