1. DYNAMIC SIMULATION SIMULATION DYNAMIC SIMULATION OPTIMIZATION
Imitate the behavior of a system
Analysis of scenarios
Communication tool
DYNAMIC SIMULATION
Imitate the behavior of a system through time
Hiran / Jared
OPTIMIZATION
Use simulation to conduct analysis that leads to improved performance

2. OBJECT-ORIENTED SIMULATION PACKAGES
EXTEND
Simulation software that allows Dynamic Models to be assembled from Libraries of Intelligent Objects (Blocks)
Open ended with a programming language interface
Libraries contain generic objects and customized intelligent objects
Models suitable for various platforms and transferable into other models
Extended animation features
STELLA
Jared
Simulation software that allows Dynamic Models
Interface still operates in DOS - WINDOWS environment
Models developed not easily transferable to other platforms and cannot be easily linked to other models
Limited animation features

3. VOYAGE MODEL CH2M HILL simulation model developed in Extend
Water balance for a large agricultural system
Large system models containing multiple sub-systems
Optimization of water supply alternatives to achieve minimum cost and meet flow requirements

4. VOYAGE MODEL Crop fields defined Drain water re-use
areas
crop types
irrigation methods
seasonal demands
Drain water re-use
Ground water supply
Drain flows
Losses

5. OPTIMIZATION Water demand profiles for growing season
Optimization determines water supply source selection
River diversion
Drain Re-use
Groundwater

6. OPTIMIZATION
Reduced operating cost by optimized selection of water supply sources
Using CH2M HILL optimization tools