Clipped from: South Korea Testing Out Ultracapacitors | EcoGeek - Clean Technology
Clipped from: Greentech Media | Maxwell Ultracapacitors to Capture Subway Braking Power
Maxwell Ultracapacitors to Capture Subway Braking Power
The South Korean government is testing Maxwell Technologies' ultracapacitors for subway regenerative braking systems.
Maxwell Technologies' ultracapacitors are hitting the brakes on South Korean subways - a test of the technology's promise to outperform batteries in capturing and discharging electricity.The San Diego-based company announced late Wednesday that its ultracapacitors would be used in a regenerative braking project being done by the Korean Railroad Research Institute in a Korean subway system.
Capacitors store energy as an electrical field, rather than chemically as batteries do. That means they can charge and discharge faster, and over more life cycles, than batteries, at the expense of "energy density," or amount of power stored per unit of weight. Ultracapacitors promise to solve that problem through improved energy density, using a variety of methods.
Clipped from: Maxwell Technologies: Ultracapacitors Overview
Available in two distinct types of ultracapacitor—the exceptionally affordable Energy Line, and the high performance Power Line—ensure an ideal solution for virtually any application.
Numerous benefits. Countless applications.
- Reliable operation in harsh environments
- Virtually maintenance free
- Tailored solutions
- Competitively priced
- Exceptional efficiency
- Compact design
- Extended operating life
- Environmentally safe
Greentech Media | Maxwell Ultracapacitors to Capture Subway Braking Power
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