WORK VEHICLE
First Claim
Patent Images
1. A work vehicle comprising:
- a motor generator driven by an engine;
a hydraulic pump driven by at least either of the motor generator and the engine;
a work device driven by hydraulic fluid from the hydraulic pump;
a electric traction motor for driving wheels;
an electrical storage device connected to the motor generator and to the electric traction motor and charged electrically on the basis of a target SOC; and
a control device that varies the target SOC for the electrical storage device on the basis of total demanded power of the hydraulic pump and the electric traction motor.
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Accused Products
Abstract
There are provided a work vehicle comprising a motor generator (6) driven by an engine, a hydraulic pump (4) driven by at least either of the motor generator and the engine, a work device (50) driven by hydraulic fluid from the hydraulic pump, a electric traction motor (9) driving wheels (61), an electrical storage device (11) connected to the motor generator and to the electric traction motor and charged electrically on the basis of a target SOC; and a control device (200) varying the target SOC for the electrical storage device (11) on the basis of total demanded power (Pf+Prun) of the hydraulic pump and the electric traction motor.
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Citations
9 Claims
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1. A work vehicle comprising:
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a motor generator driven by an engine; a hydraulic pump driven by at least either of the motor generator and the engine; a work device driven by hydraulic fluid from the hydraulic pump; a electric traction motor for driving wheels; an electrical storage device connected to the motor generator and to the electric traction motor and charged electrically on the basis of a target SOC; and a control device that varies the target SOC for the electrical storage device on the basis of total demanded power of the hydraulic pump and the electric traction motor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification