Proposed is a hybrid work vehicle that increases the limiting vehicle speed, and a method of controlling a work vehicle. A work vehicle is equipped with a power transmission device and a controller. The power transmission device includes a mode switching mechanism. The mode switching mechanism is…
The conveyance machine conveys a load. A conveyance machine includes a traveling unit, a vehicle body arranged above the traveling unit, a vessel provided on the vehicle body, a first detecting unit that detects a loading machine that loads a load on the vessel, and a processing unit that adjusts a…
A transport machine is provided with a traveling device, a vehicle body, a vessel, a support device and a load detection device. At least a portion of the vehicle body is arranged above the traveling device. The vessel is provided on the vehicle body. The support device includes a slide mechanism…
A work vehicle includes an engine, a variable displacement hydraulic pump, a hydraulic motor, an exhaust treatment device, and a controller. The engine drives the variable displacement hydraulic pump. The variable displacement hydraulic pump is able to change the discharge direction of the…
A ladder (10) in a multi-step structure includes: a first front connecting member (11) and a first rear connecting member (12) that are connected to a lateral side of a vehicle body (2) and between a wheel (5B) and an end (2B) of the vehicle body (2) and that are juxtaposed with a predetermined…
To provide a work vehicle capable of charging and a work vehicle control method for charging. A power transmission device includes an input shaft, an output shaft, a gear mechanism, an energy-generating motor, a first clutch, and a locking means. The energy storage unit is configured to store the…
A work vehicle according is provided with an engine, a variable displacement hydraulic pump, a hydraulic motor, a traveling apparatus, an exhaust treatment device, a reductant supply route, a controller, and an operation member. The variable displacement hydraulic pump is configured to discharge…
A power train includes a gear mechanism, a rotating shaft fixing section, a transmission section, and a variable transmission section. The gear mechanism includes first and second planetary gear mechanisms. The first and second planetary gear mechanisms respectively include first to third rotating…
A work vehicle is provided in which driving force is generated by an engine or the like and by an electric motor, and in which heat generated by the engine cannot easily be transmitted to an inverter and to a capacitor. This work vehicle includes a vehicle body frame, an outer cover, an engine…
A transmission of a wheel loader is configured so that a rotation speed ratio of the output shaft with respect to the input shaft is changed by changing the rotation speeds of a first motor and a second motor. A transmission case has an input shaft case for containing the input shaft. A lower part…
The motor cooling system circulates cooling oil for cooling the motor. The transmission is configured to change a rotation speed ratio of the output shaft with respect to the input shaft by changing the rotation speed of the motor. The transmission case has an output shaft case for housing the…
A first clutch is configured so as to switch between connection and disconnection of a second carrier and a housing. The first clutch is arranged between a first planetary gear mechanism and a second planetary gear mechanism in the axial direction. A second clutch is arranged between the second…
A work vehicle is provided in which driving force is generated by an engine and by an electric motor, and in which an inverter etc. for driving the electric motor etc. are efficiently mounted. The work vehicle includes a vehicle body frame, an inverter, and first through fourth brackets. The…
A wheel loader (100) is provided with an engine compartment (2), a cooling compartment (3), a partition wall (6), a top plate (81), and a first duct body part (7). The top plate (81) can be removed and defines an upper surface of the engine compartment (2). A first end part (71) of the first duct…
Provided is a work vehicle that does not have any torque converter, and that can raise the temperature of the hydraulic oil of a clutch when the work vehicle starts. The work vehicle includes a transmission, a hydraulic oil supply circuit, a hydraulic oil warming circuit, and a control unit. The…
There are proposed a work vehicle and a work vehicle control method where an operator is able to easily visually confirm that an electricity storage apparatus is in an electricity storing state or an electricity discharging state. A state display section is configured to display whether the…
A wheel loader 100 is provided with an engine 11, an engine compartment 2, a top plate 81, an injection device 134, and a tubular member 4. The engine compartment 2 houses the engine 11. The top plate 81 has a first opening section 81a. The top plate 81 defines the upper surface of the engine…
A control unit in a work vehicle executes an automatic downshift for shifting the speed range of a transmission to a speed range at a lower speed than the current speed range. The control unit determines the execution of the automatic downshift on the basis of automatic downshift conditions. The…
A power transmission device has an input shaft, an output shaft, a gear mechanism, and an electric motor. The gear mechanism has a planetary gear mechanism and transmits the rotation of the input shaft to the output shaft. The electric motor is connected to a rotating element of the planetary gear…
A work vehicle is equipped with an engine, a hydraulic pump, a work implement, a travel device, an accelerator operating member, a work implement operating member, and a control unit. The hydraulic pump is driven by the engine. The work implement is driven by hydraulic fluid discharged from the…
Provided are a work vehicle capable of reproducing the same operation feeling as that of a torque converter-type work vehicle, and a work vehicle control method. A control unit includes a work implement requirement determination unit, a transmission requirement determination unit, and a…
A controller includes a neutral control determination unit, a forward-reverse clutch control unit, and a commanded torque setting unit. The neutral control determination unit executes quasi-neutral control when a quasi-neutral control determination condition is satisfied. The quasi-neutral control…
A wheel loader includes: a mechanical drive unit; a mechanical drive clutch (43, 47) controlling transmission/cutoff of a power in the mechanical drive unit; an HST pump (22) driven by an engine; a hydraulic motor (23, 24) driven by a hydraulic oil delivered from the HST pump (22); a hydraulic…
A wheel loader (1) includes: a mechanical drive unit (21); an HST pump (22) that feeds a hydraulic oil for travelling; an accessory hydraulic pump (28) that feeds a hydraulic oil for a bucket (3); first and second hydraulic motors (23, 24) driven by the hydraulic oil from the HST pump (22); and a…
A transmission requirement setting unit sets a required traction force in a work vehicle on the basis of an accelerator operation amount. A work implement requirement setting unit sets a required flow rate on the basis of a work implement operation amount. An engine requirement setting unit…
A power transmission includes first and second clutches for switching a transmission path for a driving force. A work vehicle includes a clutch controlling unit. As long as a speed ratio parameter transitions within a predetermined first range including a mode switching threshold after the speed…
A working vehicle (1) includes: an air cleaner (10) provided with a vacuator (12); a planar portion (2F) located below the air cleaner (10); an emission receiver (20) provided to the planar portion (2F) at a position right under the vacuator (12), the emission receiver (20) being recessed downward…
A power transmission includes first and second clutches for switching a transmission path for a driving force. A work vehicle includes a clutch controlling unit and an engine controlling unit. The clutch controlling unit is configured to determine which of first and second modes the transmission…
A power transmission includes first and second clutches for switching a transmission path for a driving force therein. A clutch controlling unit provided for a work vehicle is configured to switch the transmission path from one to the other of first and second modes when a speed ratio parameter…
When a clutch is in the disengaged state, the predicted engagement time determining unit determines a predicted engagement time. The predicted engagement time is the predicted value for the time required from the beginning of the clutch engagement until engagement is complete. The speed ratio…