A work vehicle includes a chassis having frame rails, a cargo bed disposed along the chassis, an electric motor disposed on the chassis, one or more fuel cell enclosures disposed under the cargo bed, and a hydrogen tank disposed above the one or more fuel cell enclosures. The one or more fuel cell enclosures include a plurality of fuel cells configured to be inserted into the one or more fuel cell enclosures, and one or more leak-free valves configured to couple the plurality of fuel cells with the work vehicle.

A work vehicle includes a chassis having frame rails, a cargo bed disposed along the chassis, an electric motor disposed on the chassis, one or more fuel cell enclosures disposed under the cargo bed, and a hydrogen tank disposed above the one or more fuel cell enclosures. The one or more fuel cell enclosures include a plurality of fuel cells configured to be inserted into the one or more fuel cell enclosures, and one or more leak-free valves configured to couple the plurality of fuel cells with the work vehicle.

The fuel cell system includes a plurality of fuel cell stacks including a first fuel cell stack, an air supply system that supplies air to each of the fuel cell stacks, a hydrogen supply system that supplies hydrogen to each of the fuel cell stacks, and a control device that controls the air supply system and the hydrogen supply system to execute an activation process for activating the fuel cell stacks, wherein the activation process includes a first process of activating the air supply system with electric power supplied from other than the fuel cell stacks to activate the first fuel cell stack, and a second process of activating the fuel cell stacks except the first fuel cell stack by activating the air supply system with electric power supplied from the first fuel cell stack after activation of the first fuel cell stack.

The fuel cell system includes a plurality of fuel cell stacks including a first fuel cell stack, an air supply system that supplies air to each of the fuel cell stacks, a hydrogen supply system that supplies hydrogen to each of the fuel cell stacks, and a control device that controls the air supply system and the hydrogen supply system to execute an activation process for activating the fuel cell stacks, wherein the activation process includes a first process of activating the air supply system with electric power supplied from other than the fuel cell stacks to activate the first fuel cell stack, and a second process of activating the fuel cell stacks except the first fuel cell stack by activating the air supply system with electric power supplied from the first fuel cell stack after activation of the first fuel cell stack.

A vehicle fuel cell assembly for a vehicle has a fuel cell stack, a high voltage junction box that comprises connection interfaces for electrical connection to a high voltage vehicle interface, the fuel cell stack and a plurality of high voltage consumers of the vehicle. The high voltage junction box is arranged adjacent the fuel cell stack.

A vehicle fuel cell assembly for a vehicle has a fuel cell stack, a high voltage junction box that comprises connection interfaces for electrical connection to a high voltage vehicle interface, the fuel cell stack and a plurality of high voltage consumers of the vehicle. The high voltage junction box is arranged adjacent the fuel cell stack.

A fuel cell vehicle of the disclosure includes a fuel cell, a system frame including a center member supporting at least a portion of the fuel cell and a peripheral member disposed on at least one of the two side end portions of the center member, which are opposite each other in a vehicle width direction, a vehicle body connection part coupling the peripheral member to a vehicle body, and a plurality of frame connection parts, which couple the peripheral member to the center member, are spaced apart from each other in a first direction parallel to a travel direction, and receive different respective loads.

A fuel cell vehicle of the disclosure includes a fuel cell, a system frame including a center member supporting at least a portion of the fuel cell and a peripheral member disposed on at least one of the two side end portions of the center member, which are opposite each other in a vehicle width direction, a vehicle body connection part coupling the peripheral member to a vehicle body, and a plurality of frame connection parts, which couple the peripheral member to the center member, are spaced apart from each other in a first direction parallel to a travel direction, and receive different respective loads.

A hydrogen-powered tracked vehicle extends along a longitudinal axis and includes a frame, a driver cab mounted on the frame, a first track and a second track which are configured to move the tracked vehicle forward in a travel direction substantially parallel to the longitudinal axis. The hydrogen-powered tracked vehicle also includes a hydrogen storage comprising a first supply tank and a second supply tank, which are configured to contain hydrogen, extend along respective lateral axes substantially parallel to the longitudinal axis, and are arranged on opposite bands of the longitudinal axis at respective distances from the longitudinal axis.

A hydrogen-powered tracked vehicle extends along a longitudinal axis and includes a frame, a driver cab mounted on the frame, a first track and a second track which are configured to move the tracked vehicle forward in a travel direction substantially parallel to the longitudinal axis. The hydrogen-powered tracked vehicle also includes a hydrogen storage comprising a first supply tank and a second supply tank, which are configured to contain hydrogen, extend along respective lateral axes substantially parallel to the longitudinal axis, and are arranged on opposite bands of the longitudinal axis at respective distances from the longitudinal axis.