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Do sump pumps have capacitors? 

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The HC could be a promising candidate for water-based electrochemical capacitors with high energy and power densities.
These inexpensive capacitors might find use as electrically controlled ferromagnets.
All results showed that polypyrrole/carbon foam composite materials had good potential applications in electrochemical capacitors.
Such excellent performance suggests that NPCHSs are attractive electrode candidates for electrical double layer capacitors.
Journal ArticleDOI
Ngo Ich Long, Byeong Rog Shin, Deog-Hee Doh 
01 Oct 2012
5 Citations
From that, these influential factors will be implemented to design a good pump sump with higher performance in the future.
The asymmetric capacitors developed herein are promising for practical energy-storage applications.
This work could provide an evidence for the development of aqueous asymmetric hybrid capacitors using LVP/C as electrode materials.
These different types of capacitors provide some unique properties.
The obtained results herald a promising future in the development of electrical capacitors for energy storage applications.

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