Automated implementation of auto-irrigation in SWAT · Automated implementation of auto-irrigation...
Transcript of Automated implementation of auto-irrigation in SWAT · Automated implementation of auto-irrigation...
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Automated implementationof auto-irrigation in SWAT
Celray James CHAWANDAAklilu Dinkneh, Wim Thiery
SWAT 2017|WARSAW Friday, June 30, 2017
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Irrigation Map
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Preview
1. What is PAIC SWAT?
2. How was irrigation setup implemented in workflow?
3. What are the benefits of our method?
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PAIC-SWAT is a workflowfor building SWAT models
Prepare input data
Provide all necessary settings
Run the main code
Follow predefinedfolder structure
Provide all required data
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PAIC-SWAT is a workflowfor building SWAT models
Prepare input data
Provide all necessary settings
Run the main code
File paths
Field Names
Values and thresholds
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PAIC-SWAT is a workflowfor building SWAT models
Prepare input data
Provide all necessary settings
Run the main code
GIS operations
Read geo-spatial information
Prepare .mdb files & initialise
Fill .mdb file and create SWAT setup
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overview
1. What is PAIC SWAT?
2. How was irrigation set-up implemented in PAIC SWAT?
3. What are the benefits of our method?
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TopographySoil TypeLand UseSub-catchment ID
We modified PAIC-SWATto include irrigation map
Irrigation MapHRU
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We added a moduleto apply auto irrigation in HRUs
Read irrigation settings
Modify management files
Parameters
File path (for .mdb file)
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We added a moduleto apply auto irrigation in HRUs
Read HRU tablefrom Database
Identify HRUswith Irrigation
Check if Irrigation isalready implemented
Write auto irrigationparameters
Read irrigation settings
Modify management files Skip
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overview
1. What is PAIC SWAT?
2. How was irrigation set-up implemented in PAIC SWAT?
3. What are the benefits of this method?
![Page 12: Automated implementation of auto-irrigation in SWAT · Automated implementation of auto-irrigation in SWAT Celray James CHAWANDA Aklilu Dinkneh, Wim Thiery. SWAT 2017|WARSAW . Friday,](https://reader031.fdocuments.us/reader031/viewer/2022011823/5ed728a5c30795314c174e09/html5/thumbnails/12.jpg)
The method is more accurate:Irrigation is applied in the right area
One HRU
Two HRUs
Not irrigated
Irrigated
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The method is more efficient
You save time
You save effort
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PAIC-SWAT is a workflowfor creating SWAT models
We added an option to the platformto apply irrigation from map
Our method is accurate and more efficient
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Applying auto-irrigation in large scale SWAT
does not need many manual adaptations to the model
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Celray James [email protected]
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Irrigation is insertedafter planting
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