1. Flywheel Energy Storage for Lunar Colonization Bridget Wimer (EE Grad Student)

2. Background NASA Challenge: Store solar power on moon 336 hours of night UI Approach: Flywheel High Efficiency Low Maintenance Long Life Span 10x more cycles than batteries High Energy Density Source: https://newbusiness.grc.nasa.gov/wp-content/uploads/2009/02/green-forum-flywheels-final-july-2009-compressed-2.pdf.

3. U of I Flywheel Energy Storage System Vacuum/Containment System (Minimizes Windage Losses) Water Cooling System Pipes Magnetic Levitation System (Minimizes Frictional Losses) Vacuum Feedthroughs Rotor (Stores Kinetic Energy) Field Regulated Reluctance Machine Bell Jar Collar Liquid Nitrogen Cooling System

4. ME Tasks Further develop solid model of the flywheel design Create a thermal model Analyze rotor dynamics of the machine Assemble vacuum system

5. Comp E /EE Tasks Develop hardware/software for control algorithm Perform a finite element analysis to predict electrical parameters Stator Rotor

6. Questions? Contact Information: – Kysen Palmer (ME): kpalmer@vandals.uidaho.edu kpalmer@vandals.uidaho.edu – Bridget Wimer (EE): bwimer@vandals.uidaho.edu bwimer@vandals.uidaho.edu