Ultracapacitors

What is the Difference between a Capacitor and Advanced Capacitors?

Tom, what is the difference between an advanced capacitors and a regular capacitor?

(A) The biggest difference in advanced capacitors and regular capacitors is available surface area. An advanced capacitor has much more surface area than a typical capacitor. Regular capacitors have some similarities in construction to advanced capacitors, whereas they both have foil-like plates, one positive and one negative. An advanced capacitors takes this a step further and has a thin film of carbon on the surface of the plates. This thin film is very porous and has a very high surface area allowing an advanced capacitors to store a lot more energy than a regular capacitor. Finally, typical capacitors have rated capacities in the micro-Farad range, while advanced capacitors have capacities in the 100s of Farads range. That’s on the order of at least a million times greater.

In summation, advanced capacitors hold more energy and are bigger. :)

Thursday, November 6th, 2008 Capacitors, Ultracapacitors 1 Comment

What is an Advanced Capacitor?

Hey everyone! I want to start answering a couple of questions regarding our new Light for Life Flashlight. Here is on of our first questions and a good start to the blog.

Question 1: What is an Advanced Capacitor?
Advanced capacitors have been around since 1957 when they were discovered by General Electric somewhat by accident. The first commercial use was in 1978 when the NEC used the technology to provide backup power for computer memory. The challenge isn’t building the advanced capacitors, the challenge is to harness the energy produced by the advanced capacitors.

Today, the most common use of a capacitor is in your compact camera. The capacitor has the ability to quickly load energy, and then quickly unload it. The technology is gaining attention as the globe looks harder and harder at renewable energy systems, and traditional batteries, although they have made great strides, still have significant issues with heat, weight, and their effect on the environment.

Thursday, October 16th, 2008 Ultracapacitors 1 Comment

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