A secondary battery (32) is fixed in a sealed container (28). A first tool unit (56) and a second tool unit (58) are provided on the sealed container (28). The first tool unit (56) is formed from a first tool (60) and a first holder (62). The second tool u...

There is disclosed a connection-switched capacitor storage system having an improved energy efficiency. When the capacitors having their respective parallel monitors are initialized, less power loss occurs than conventional. The capacitor storage system co...

There is disclosed an electrical storage capacitor system (3) that efficiently initializes itself to its initial state during pause intervals between charging/discharging cycles of operation without providing any special initializing cycles. The capacitor ...