applications: thin form lion batteries
DESCRIPTION
Separator side. Graphite (MCMB2528) side. 300µ thick. SiO 2 / polymer separator side. Amtek Research. Applications: thin form Lion batteries. Electrode side. Amtek Research. Co-extruded electrode + separator film. V. ─. +. +. ─. +. ─. ─. +. ─. +. +. ─. +. ─. ─. - PowerPoint PPT PresentationTRANSCRIPT
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Applications: thin form Lion batteries
Electrodeside
Co-extrudedelectrode + separator film
Separatorside
Graphite (MCMB2528) side
300µ thick
SiO2 / polymer separator side
Amtek Research
Amtek Research
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Applications: electrochem capacitors
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Double-layer capacitor
Energy is stored by charge separation: E = ½ Q V
• Vmax depends on electrolyte and electrode stabilities
• Qmax depends on surface area
Carbons are chemically inert over a wide potential range, higher surface area gives higher energy density
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Applications: co-extruded ultra-capsARI 160 Double-Layer Capacitor
Voltage 2.5
Capacitance / F 160
ESR (mΩ @ 1000Hz) 40
Stored Energy / J 500
Co-extruded trilayer ultra-capacitor
Amtek Research
Kabalnova, OSU 2003
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Applications – automotive power
www.world.honda.com
www.maxwell.com
Hybrid gas/electric and fuel cell cars will implement capacitor energy storage