| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an energy storage device for construction machinery capable of highly accurate energy transfer even when mounted with a fly wheel and a fly wheel generator motor on an upper turning body of the construction machinery.SOLUTION: An energy storage device for construction machinery transfers energy to and from a generator motor directly connected to an engine, a rotary generator motor for driving an upper turning body 23, and an energy storage device capable of storing and emitting energy to a fly wheel 32 using a fly wheel generator motor 33, of which the fly wheel 33 and the fly wheel generator motor 32 are mounted on the upper turning body 23 and the axis of rotation C2 of the fly wheel 33 and the fly wheel generator motor 32 is positioned in parallel to an axis of rotation C1 of the upper turning body 23.</p> |
