Product Description:

• Near term improvements to nickel based batteries to yield high specific energy - up to 100 W-hr/kg, high energy density >250 W-hr/l, and extended life for aerospace applications.

Product Function:

• Provide energy storage in a lightweight, compact package.

Underlying Technologies:

• Lightweight nickel electrodes
• High hydrogen adsorbing metal hydrides

  16-AH CPV Ni-H2 Cell

• Nickel-hydrogen technology
• Nickel-metal hydride technology

Links:

• Space Science
• Earth Science
• HEDS
• Aeronautics
• Commercial
• Department of Defense (DoD)

Features:

• 1.4x energy density improvement for lightweight nickel electrodes over SOA IPV Ni-H₂.
• 1.5x energy density improvement for CPV Ni-H₂ over SOA IPV Ni-H₂.
• 1.8x energy density improvement for bipolar Ni-MH over SOA IPV Ni-H₂.
• Nickel-based batteries are more near term than lithium-based batteries.
• Advanced Ni-H₂ offers $200-400 M life cycles cost savings for International Space Station (ISS) over SOA IPV Ni-H₂ due to longer life.

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[Power & On-Board Propulsion Technology Division]
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For more information, please contact NASA Responsible Official: Michelle A. Manzo, Chief, Electrochemistry Branch (216-433-5261)
Web Curator: Dawn Jenkins SGT, Inc.
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Last Updated: 11/07/2002