Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Ultracapacitor Augmentation of Shuttle Power System Area(s) of Significant Benefit Safety Performance Sustainability Operations Infrastructure • Description • Ultracapacitor based energy storage system incorporated into Shuttle power system for improved safety, reliability, and performance with reduced mass and volume • Ultracapacitor based energy storage system for on-orbit welding and joining to make repairs • Ultracapacitor based energy storage system for electrically disbonding adhesives to remove attachments placed on the Orbiter for advanced EVA operations • Ultracapacitor based energy storage system for portable power, such as power tools Technologies and Capabilities • Provides extremely high power density • Reduces peak power levels of Shuttle main power source • Provides extremely high cycle rates • Charge/discharge efficiency is very high, exceeding 90% • Excellent low temperature characteristics • Extremely long shelf life • Extremely long cycle life • Consistent performance over time • Minimal support requirements • Promotes safety as system can be left in discharged state • Maintenance free Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction Process Improvement Other (Ultra-High Operations Improvement Reliability) Performance Enhancement • POC, Cost, Schedule and Maturity • TRL 6 • POC: Dennis Eichenberg (216)433-8360 • Directly derived from the design approach used in the Second Generation Reusable Launch Vehicle Program • Reduction in Criticality 1 Failure Rate of 0.5%

Ultracapacitor Augmentation of Shuttle Power System • Total Project Costs: $ 29 M • Obsolescence: $ 4 M • Feasibility: $ 5 M • Formulation: $ 5 M • Implementation: $ 15 M • A significant portion of the costs is attributed to certification and training (Code M) • Project Submitted By: Dennis Eichenberg, NASA GRC, (216)433-8360 • Note: Supplemental Information attached in MS Word document

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

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Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Oxidation and Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits of Weight reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction

Benefits and Impacts Obsolescence Reduction Risk Reduction Safety Improvement Cost Reduction