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DSC2203 - Systems Modelling & Simulation Group 6 Assignment 1 - Task…
DSC2203 - Systems Modelling & Simulation
Group 6 Assignment 1 - Task 1
Areas of Application
Wafer Fabrication
Paradigm shift in assigning lots to tools
Managing WIP and cycle time with help of loop control
Business Processing
In store merchandizing of retail stores
Sales forecasting for retail small stores
Manufacturing
Productivity management in automative part industry
Auotmating in manufacturing engineering processes
Construction engineering and project management
Template for modeling tunnel shaft construction
Constructing repetitive projects
Logistics, transportation and distribution
Dock allocation in a food distribution center
Yard crane dispatching based on real time data
Military
Multinational intra theatre logistics distrubution
Training joint forces of asymmetric operations
Healthcare
Reducing emergency department overcrowding
Infection disease control policy
Additional Applications
Real time delay estimation in call centers
Pandemic influenza preparedness plans for a public university
Is Appropriate Tool For
Experimental Cost
High Experimental Cost: When direct experiments are expensive or impractical, simulation becomes a cost-effective alternative.
Resource Availability
Adequate Resources: Sufficient time, personnel, and financial resources are available to conduct a thorough simulation study.
Analytical Solution Difficulty
Analytically Challenging: Simulation is suitable when the problem is analytically complex or lacks a straightforward solution.
Complex Systems
High Complexity: Simulation is useful for problems involving intricate details and interactions that are challenging to model analytically.
Optimization
Optimization: Can be used to optimize the design of a system. This can be done by running the simulation many times with different input values and then selecting the values that produce the best results.
Verification
Verification: Verify the results of mathematical models. This is to ensure that the models are accurate.
Visualization
Visualization: Able to create animations that show how a system works, which help people to understand complex systems more easily.
Training
Training: Train people on how to use new equipment or procedures. This will enable a safe and effective way to learn without risk of harm.
Sensitivity Analysis Text
Sensitivity analysis: Perform sensitivity analysis to see how the output of a system changes when the input is changed. This can help to identify the most important factors that affect the system.
Modern Systems
Modern System Management: For modern systems with intricate inner workings like factories or service organizations, simulation becomes the primary tool for comprehension and effective management.
Determining Machine Requirements
Determining machine requirements: Simulating different capabilities for a machine can assist in defining its necessary specifications and functionalities.
Is Not Appropriate
Direct Experiment Cost-Effectiveness
Cheaper Experiments: If the costs of simulation significantly exceed potential savings, it may not be justifiable
Analytical Solution Feasibility
Analytically Solvable: If an analytical solution is feasible and available, simulation may not be needed
Common Sense Solution
If the problem can be easily solved using common sense, simulation is unnecessary
Costs Exceed Savings
Unfavorable Cost-Benefit: If the costs of simulation significantly exceed potential savings, it may not be justifiable
Resource and Time Constraints
Limited Resources: If there's insufficient budget or time to conduct a simulation, it might not be advisable
Data Availability
No Data: If there is a lack of data, even estimates, simulation may not be suitable.
Verification and Validation Challenges
Inadequate Verification: If there's not enough time or personnel to verify and validate the simulation model, it may not be appropriate.
Unrealistic Managerial Expectations
Unreasonable Expectations: If managers have unrealistic expectations or overestimate the power of simulation, it might not be the right tool.
Time Sensitivity
Urgent Decision: If a decision is needed urgently and simulation would take too long, it may not be advisable.
Complex System Behavior
Incomprehensible System Behavior: If system behavior is too complex or cannot be defined accurately, simulation may not be appropriate.
Advantages and Disadvantages of Simulation
Disadvantages
Specialized Training
Interpreting Results
Time and Cost
Overuse of Simulation
Advantages
RIsk-Free Testing
Exploration without Disruption
Feasibility Testing
Time Manipulation
Insight into Variables
Bottleneck Analysis
Understanding System Operations
Defense Against Disadvantages
User-Friendly Software
Output Analysis Capabilities
Advancements in Speed
Complex Systems
When Simulation Is/Not Appropriate Tool