1. TISEC
OPEN SOURCE, WEB-BASED, SPATIAL DECISION SUPPORT TOOL FOR TIDAL POWER SITING IN WASHINGTON STATE
Z-Pulley Inc

2. Tidal In-Stream Energy Conversion
Z-Pulley Inc
Z-Pulley Inc

3. Web-Based Tool and Why Cross Platform Support Multi-User
No special software to install… just a browser
Offload real work to server
No worrying about versions of data/software
Integrated GIS capabilities
Potential for wide range of users…
public<->modelers
Utilizing Open Source Software
Reduce Cost
Increase transportability
Z-Pulley Inc
Z-Pulley Inc

4. Common Workflows Fit Well With OS GIS Tools
Data Collection
Model Integration
Web-Based DST’s
Reduced Expense for Tight Budgets
Software Expense
Contracting/ Development
Deployment and Hosting
Standards Based – Transparent Development
Standards Focused
Open Development
Community Building
Z-Pulley Inc
Z-Pulley Inc

5. Flexibility
Z-Pulley Inc
Z-Pulley Inc

6. Explaining the Geo Stack
OS GIS Web Apps
Mapserver, OpenLayers, etc.
OS GIS Desktop Apps
QGIS, GRASS, etc.
OS GIS Base Tools
(GDAL, OGR, PostGIS, etc.)
OS Base Tools
(Apache, Compilers, etc.)
OS Core
(Linux)
Z-Pulley Inc
Z-Pulley Inc

7. Web User Modifies Parameters Request Sent to Server TISEC DSS
Server Processes Request
Results Populated In Database
Results are spatially joined
Maps and Data are Returned
Users Visualize Results
TISEC DSS
Web
Z-Pulley Inc
Z-Pulley Inc

8. Architecture Data Layer Process Layer User Interface USER
(ExtJS and Openlayers)
Internet
Web Server (Apache)
Tidal power calculations
Module
GIS Mapping & query tools (Mapserver)
Database (PostGIS) & File Server (Linux)
Render Engine (Mapserver)
Framework (Django)
Z-Pulley Inc
Z-Pulley Inc

9. Z-Pulley Inc
Z-Pulley Inc

10. ExtJS
Z-Pulley Inc
Z-Pulley Inc

11. Django
Z-Pulley Inc
Z-Pulley Inc

12. Admin Interface
Z-Pulley Inc
Z-Pulley Inc

13. Z-Pulley Inc
Z-Pulley Inc

14. Z-Pulley Inc
Z-Pulley Inc

15. Project References Project Standards:
OGC -
W3C -
UI Framework:
ExtJS -
User/Data Management Tools:
Django -
Data Visualization Tools:
OpenLayers -
Map Engine / Rendering Tools:
TileCache -
FeatureServer –
Mapserver -
Data Management Tools:
Metadata –
PostGIS -
GDAL/OGR -
Z-Pulley Inc
Z-Pulley Inc

16. Technical Partners
Z-Pulley Inc
Z-Pulley Inc

17. Z-Pulley Inc