A series heavy hybrid construction machinery transmission system and its control method
A technology of hybrid power and construction machinery, which is applied to the layout of multiple prime movers and power devices of hybrid vehicles and general power devices, and can solve the problems of complex power and energy flow in the system, and achieve online real-time control problems , Improve system transmission efficiency, good adaptability and robustness
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[0054] In order to express the embodiment, system working mode and control method of the present invention more clearly, the following will briefly introduce the working mode and control scheme of the series heavy hybrid engineering machinery transmission system in conjunction with the accompanying drawings, wherein Figure 1~8 Represents the diagram of the working mode of the hybrid system, Figure 9 and Figure 10 Indicates the diagram of the control scheme. The thin lines in the drawings represent electrical connections, the thick lines represent mechanical connections, and the direction of the arrow represents the direction of energy flow.
[0055] Such as figure 1 As shown, the present invention discloses a structural scheme of a series heavy hybrid construction machinery transmission system, including a mechanical transmission, an electrical connection system and a control system. The mechanical transmission system includes an engine 1, a clutch 2, a transfer case 3, an...
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