Self-supporting capacitor structure
DCFirst Claim
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1. A capacitor based system, comprisingat least three double-layer capacitors, the capacitors comprising terminals through which a high current may flow safely;
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Abstract
A plurality of high capacitance capacitors are coupled to supply or accept large currents. Bus bars are welded to the capacitors to provide improved thermal performance as well as self-supporting rigidity to the geometrical structure formed by the capacitors and the bus bars.
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Citations
28 Claims
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1. A capacitor based system, comprising
at least three double-layer capacitors, the capacitors comprising terminals through which a high current may flow safely; - and
at least two bus bars, each bus bar comprising two attachment points, wherein at the two attachment points a double-layer capacitor and the bus bar form an integral structure that passes the high current, wherein the at least three capacitors and the at least two bus bars comprise a self supporting-structure and the at least three double-layer capacitors are connected in series by the at least two bus bars. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A capacitor structure, comprising:
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a plurality of capacitors; and a plurality of bus bars for carrying a current between the plurality of capacitors, wherein the plurality of bus bars and the plurality of capacitors form an integrally interconnected self-supporting structure in which the plurality of capacitors are connected in series by the plurality of bus bars. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22)
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23. A capacitor based system, comprising:
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at least two double-layer capacitors, the capacitors having axially disposed terminals through which current may flow safely; and at least one bus bar, the bus bar comprising two attachment points, the at least one bus bar for carrying the current between the double-layer capacitors, the at least one bus bar welded at the two attachment points to respective terminals of the double-layer capacitors, wherein a charge balancing circuit is electrically interposed between the respective terminals of the double lever capacitors. - View Dependent Claims (24)
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25. A capacitor based system, comprising
at least three double-layer capacitors, the capacitors comprising terminals through which a high current may flow safely; - and
at least two bus bars, each bus bar comprising two attachment points, wherein at the two attachment points a double-layer capacitor and the bus bar form an integral structure that passes the high current, wherein the at least three capacitors and the at least two bus bars comprise a self supporting-structure and at least one bus bar comprises an increased surface area. - View Dependent Claims (26)
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27. A capacitor based system, comprising
at least three double-layer capacitors, the capacitors comprising terminals through which a high current may flow safely; - and
at least two bus bars, each bus bar comprising two attachment points, wherein at the two attachment points a double-layer capacitor and the bus bar from an integral structure that passes the high current, wherein the at least three capacitors and the at least two bus bars comprise a self supporting-structure and two capacitor balancing circuits are interconnected between the terminals of the at least three capacitors.
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28. A capacitor based system, comprising
at least three double-layer capacitors, the capacitors comprising terminals through which a high current may flow safely; - and
at least two bus bars, each bus bar comprising two attachment points, wherein at the two attachment points, double-layer capacitor and the bus bar form an integral structure that passes the high current, wherein the at least three capacitors and the at least two bus bars comprise a self supporting-structure and the terminals and the at least two bus bars comprise the same metal.
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Specification