Abstract: The present invention provides a truck, including a driver cab and a cargo body, which are separated from each other. The driver cab includes: a supporting plate arranged at the top of the driver cab; and a movable top cover having a front edge and a rear edge, which is arranged above the supporting plate and can move between a retracted position and an expanded position, wherein a rest space for a passenger to lie flat is formed between the movable top cover and the supporting plate. A living area may be arranged in the driver cab of the present invention, living facilities installed in the living area may provide diet and sanitation services for the driver in a travelling truck, so as to reduce the parking times of the truck, and meanwhile improve the living quality of the driver.

Abstract: The present invention provides a cargo transport system and method based on an UAV. The cargo transport system includes an UAV (50) and a vehicle (10) that can send and receive the UAV, so that cargos can be transported between the vehicle (10) and another terminal (60) by the UAV (50); the UAV (50) is provided with a navigation system that guides the UAV (50) to fly between the vehicle (10) and the another terminal (60); the vehicle (10) includes: an UAV accommodating device (40) arranged at a top surface of the vehicle (10); an UAV sending controller (20) and an UAV receiving controller (30), which are arranged at the vehicle (10); and the UAV receiving controller (30) includes an identity verification unit (301) and a short distance guide unit (302). According to the cargo transport system based on an UAV of the present invention, the sending and receiving of the UAV (50) can be controlled by the vehicle (10), and the UAV (50) is accommodated in the UAV accommodating device (40).

Abstract: The present invention provides a hybrid vehicle, including a power battery, a fuel storage tank, an electrical power generation unit, a pressure detection unit and a work mode controller, and adopts a pressure protection mode under the work mode controller, wherein the work mode controller is configured to control the vehicle to enter the pressure protection mode when the electrical power generation unit is in a stop state and when the gas pressure detected by the pressure detection unit is higher than a pressure threshold; and in the pressure protection mode, the electrical power generation unit is started from the stop state to enter the working state to consume the fuel in the fuel storage tank, and the gas pressure in the fuel storage tank is accordingly reduced.

Abstract: A hybrid vehicle and an air-conditioning system thereof. A heating part of the air-conditioning system may be provided with an electric heating device (120, 220) and a water heating device (130, 230), the electric heating device (120, 220) is turned on and the water heating device (130, 230) is turned off when the temperature of engine cooling water is lower than a preset temperature threshold, and the electric heating device (120, 220) is turned off and the water heating device (130, 230) is turned on when the temperature is higher than the preset temperature threshold. A refrigerating part of the air-conditioning system may comprise a mechanical compressor and selected auxiliary power units (20) as a portion of a plurality of auxiliary power units, and when cold air flow needs to be supplied, an air-conditioning controller (110, 210) sends an enabling instruction to a power controller (61) to control the selected auxiliary power units (20) to enter a forced working mode.

Abstract: The present invention provides an electric vehicle including: a plurality of transmission shafts, wherein each transmission shaft is arranged along a lateral direction of the electric vehicle, the plurality of transmission shafts are spaced along the longitudinal direction of the electric vehicle, and each transmission shaft is used for driving wheels which are coaxially arranged and are located at opposite sides of the vehicle; at least two drive motors each of which is in transmission connection with at least one transmission shaft and is used for driving the at least one transmission shaft; wherein, at least one of the at least two drive motors is a single-shaft drive motor which is in transmission connection with only one transmission shaft to drive the only one transmission shaft. In the present invention, since the number of the drive motors is increased, the drive control of any transmission shaft can be realized.

Abstract: The present invention provides an integrated steering drive axle for a vehicle and an electric vehicle. The integrated steering drive axle includes an integrally rigid axle beam arranged to extend between the two wheels along the lateral direction of the vehicle, and two motor drive systems mounted at the axle beam, wherein each motor drive system can independently drive a corresponding one of the two wheels to rotate and turn; wherein each motor drive system includes: a first drive electric motor, arranged separately from the corresponding wheel; a first transmission mechanism, arranged between the first drive electric motor and the corresponding wheel and used for transferring the output power of the first drive electric motor to the corresponding wheel to drive the corresponding wheel to rotate; and a second drive electric motor, used for providing steering power necessary for steering the corresponding wheel.

Abstract: A hybrid vehicle and an air-conditioning system thereof. A heating part of the air-conditioning system may be provided with an electric heating device (120, 220) and a water heating device (130, 230), the electric heating device (120, 220) is turned on and the water heating device (130, 230) is turned off when the temperature of engine cooling water is lower than a preset temperature threshold, and the electric heating device (120, 220) is turned off and the water heating device (130, 230) is turned on when the temperature is higher than the preset temperature threshold. A refrigerating part of the air-conditioning system may comprise a mechanical compressor and selected auxiliary power units (20) as a portion of a plurality of auxiliary power units, and when cold air flow needs to be supplied, an air-conditioning controller (110, 210) sends an enabling instruction to a power controller (61) to control the selected auxiliary power units (20) to enter a forced working mode.

Abstract: A power system of a series hybrid vehicle, comprising a fuel source; a control system; at least two auxiliary power units, each of which auxiliary power units, under control of the control system, independently receives fuel from the fuel source, and converts chemical energy in the fuel into electrical energy and outputs the electrical energy to a common current bus; a power battery electrically connected to a common current bus to, under control of the control system, receive electrical energy from the common current bus to perform charging or perform discharging through the common current bus; and a traction motor electrically connected to the common current bus to, under control of the control system, receive electrical energy from the common current bus and convert the electrical energy into mechanical energy and transmit the mechanical energy to a power train of the vehicle so as to drive the vehicle to run.

Abstract: A power system of a series hybrid vehicle, comprising a fuel source; a control system; at least two auxiliary power units, each of which auxiliary power units, under control of the control system, independently receives fuel from the fuel source, and converts chemical energy in the fuel into electrical energy and outputs the electrical energy to a common current bus; a power battery electrically connected to a common current bus to, under control of the control system, receive electrical energy from the common current bus to perform charging or perform discharging through the common current bus; and a traction motor electrically connected to the common current bus to, under control of the control system, receive electrical energy from the common current bus and convert the electrical energy into mechanical energy and transmit the mechanical energy to a power train of the vehicle so as to drive the vehicle to run.

Abstract: A power system of a series hybrid vehicle, comprising a fuel source; a control system; at least two auxiliary power units, each of which auxiliary power units, under control of the control system, independently receives fuel from the fuel source, and converts chemical energy in the fuel into electrical energy and outputs the electrical energy to a common current bus; a power battery electrically connected to a common current bus to, under control of the control system, receive electrical energy from the common current bus to perform charging or perform discharging through the common current bus; and a traction motor electrically connected to the common current bus to, under control of the control system, receive electrical energy from the common current bus and convert the electrical energy into mechanical energy and transmit the mechanical energy to a power train of the vehicle so as to drive the vehicle to run.

Abstract: A hydraulic control device for a hybrid transmission is designed such that the cooling and lubrication oil line of the system are in oil communication even before the main oil line pressure reaches the set pressure of the overflow valve, so as to lubricate the transmission as soon as possible. The hybrid transmission design further provides an overpressure protection for the cooler. The hybrid transmission further uses a proportional pressure reducing valve to control the lock-up clutch, thus making for the improvement of its braking performance.

Abstract: The invention relates to a powertrain for a hybrid electrical vehicle, comprising an engine, a first motor, a second motor and a transmission device, said transmission device having a planet gear set with double planet gear ranks comprising a first planet gear rank and a second planet gear rank, said engine is arranged on one side of said planet gear set, said first motor and said second motor are arranged on the other side of the planet gear set, said first planet gear rank comprises a small sun gear, a planet carrier, a short planet gear and an outer ring gear, said second planet gear rank comprises a big sun gear, a long planet gear and the planet carrier shared with the first planet gear rank, said long planet gear meshes with the short planet gear and the big sun gear respectively.

Abstract: A hydraulic control device for a hybrid transmission is designed such that the cooling and lubrication oil line of the system are in oil communication even before the main oil line pressure reaches the set pressure of the overflow valve, so as to lubricate the transmission as soon as possible. The hybrid transmission design further provides an overpressure protection for the cooler. The hybrid transmission further uses a proportional pressure reducing valve to control the lock-up clutch, thus making for the improvement of its braking performance.

Abstract: The invention relates to a powertrain for a hybrid electrical vehicle, comprising an engine, a first motor, a second motor and a transmission device, said transmission device having a planet gear set with double planet gear ranks comprising a first planet gear rank and a second planet gear rank, said engine is arranged on one side of said planet gear set, said first motor and said second motor are arranged on the other side of the planet gear set, said first planet gear rank comprises a small sun gear, a planet carrier, a short planet gear and an outer ring gear, said second planet gear rank comprises a big sun gear, a long planet gear and the planet carrier shared with the first planet gear rank, said long planet gear meshes with the short planet gear and the big sun gear respectively.