Zhejiang Geely Holding Group Patente

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A vehicle control method and apparatus (100), an electronic device (110), and a storage medium relate to the field of vehicle control technologies. The method includes: obtaining a road surface coefficient of a road on which a vehicle (101) is traveling according to speed parameters of the vehicle (101) during traveling, wherein the road surface coefficient represents a flatness degree of a road surface; determining whether the vehicle (101) is currently traveling on a bumpy road according to the road surface coefficient; in response to determining that the vehicle (101) is currently traveling on a bumpy road, determining at least one bump level covered by the bumpy road; and controlling operation of the vehicle (101) according to the at least one bump level. By identifying the bump level of the road surface according to the speed parameter of the vehicle (101), it is simple and convenient. The control parameter of the vehicle (101) is adjusted based on the identified road surface bump level, so that the control parameter of the vehicle (101) matches the road surface bump level, thereby improving the running stability of the vehicle (101), and further improving the driving or riding experience of the users.

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A redundancy system for a vehicle door lock. The redundancy system comprises a body attached to a vehicle body structure of a vehicle and a striker releasably connected to the body. An outer end of the striker is configured for interacting with a locking unit of a vehicle door for releasably connecting the vehicle door to the vehicle body structure. The body comprises a passage for receiving an inner end of the striker. The inner end of the striker is extending through a structural part of the vehicle body structure from an outer side of the structural part to an inner side of the structural part when connected to the body.

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A vehicle collision safety protection system and method, and a vehicle and a medium. The vehicle collision safety protection system comprises: a first protection switch unit, which is arranged in a high-voltage loop of a traction battery; a second protection switch unit, which is connected in series to a positive electrode of the traction battery; at least one collision detection unit, which is used for detecting whether a collision occurs at a vehicle; and a control unit, which is used for controlling, when a collision occurs at the vehicle, the second protection switch unit to turn off and the first protection switch unit to turn off, so as to perform dual protection.

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A thermal management system and a new energy vehicle. The thermal management system includes a refrigerant circuit (11), and a first space (12) and a second space (13) disposed separately. The first space (12) is in communication with at most one of an outdoor space (14) and an indoor space (15), and the second space (13) is in communication with at most one of the outdoor space (14) and the indoor space (15). The refrigerant circuit (11) includes an evaporator (16), a condenser (17), a first control valve (18), and a compressor (19). The evaporator (16) is disposed in the first space (12), and the condenser (17) is disposed in the second space (13). The compressor (19) includes an air inlet (24) and an air outlet (25). One end of the evaporator (16) is connected to the first control valve (18), and the other end of the evaporator (16) is connected to the air inlet (24). One end of the condenser (17) is connected to the air outlet (25), and the other end of the condenser (17) is connected to the first control valve (18).

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A cooling plate (100), a battery pack (200), and an electric device (1000). The cooling plate (100) is provided with at least one flow channel (110); the flow channel (110) includes a first flow channel (111); the cross-sectional shape of the first flow channel (111) is non-circular. When the cooling plate (100) is subjected to external pressure, the cross-sectional shape of the first flow channel (111) changes so as to increase the volume of the first flow channel (111).

A control method and apparatus for a controlled apparatus, and a storage medium. The method includes: obtaining a corrected elastic coefficient of a moving component in a transmission apparatus and a driving force of a driving apparatus (step S201); determining, according to the corrected elastic coefficient and the driving force, a speed difference value between a first speed of the driving apparatus and a second speed of a controlled apparatus, and a rotational speed difference value between a first rotational speed of the driving apparatus and a second rotational speed of the controlled apparatus (step S202); determining a deformation amount of the transmission apparatus according to the speed difference value or the rotational speed difference value (step S203); obtaining the first speed and the first rotational speed, determining the second speed according to the first speed and the speed difference value, and determining the second rotational speed according to the first rotational speed and the rotational speed difference value (step S204); determining a transmission force of the transmission apparatus according to the corrected elastic coefficient and the deformation amount (step S205); and controlling the controlled apparatus to move according to at least one of the deformation amount, the speed difference value, the rotational speed difference value, the second speed, the second rotational speed and the transmission force (step S206). Precise control of the controlled apparatus is achieved.

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A power supply system for an electric vehicle drivetrain comprising a first high-voltage battery unit (21), a second high-voltage battery unit (22) connected in series with the first high-voltage battery unit (21), a circuit arrangement (23) having a plurality of high-power switching semiconductor devices (31-34) connected to the first and second high-voltage battery units (21, 22), and an electronic control system (24). The electronic control system (24) is configured for controlling operation of the plurality of high-power switching semiconductor devices (31-34) for, during a charging mode of the first and second high-voltage battery units (21, 22), routing high-voltage DC received from a vehicle external charging source (25) alternatingly to the first high-voltage battery unit (21) and to the second high-voltage battery unit (22), with an alternating frequency of at least 100 Hz, specifically at least 500 Hz, and more specifically in the range of 100 - 10 000 Hz. Moreover, the electronic control system (24) configured for controlling operation of the plurality of high-power switching semiconductor devices (31-34) for, during a power supply mode of the power supply system, supplying high-voltage DC from both the first and second high-voltage battery units (21,22) for driving a vehicle electrical traction machine (26) of the electric vehicle drivetrain, wherein the supplied high-voltage DC has a voltage level corresponding to the accumulated voltage level of the series connected first and second high-voltage battery units (21, 22).

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The disclosure relates to a vehicle control system (100) for providing information to support an overtaking maneuver by a first vehicle (1), the vehicle control system (100) comprises: a processing circuitry (102a,102b,102c) adapted to be operatively connected to a traffic view camera (12a-12h) and configured to: receive image data of at least one other vehicle in traffic by the traffic view camera (12a-12h); determine, based on the image data of the at least one other vehicle in traffic, overtaking support data indicative of at least one gap (G1,G2) in the traffic suitable for an overtaking maneuver; and provide the overtaking support data to the first vehicle (1) for supporting an overtaking maneuver by the first vehicle (1). The disclosure further relates to a method for providing information to support an overtaking maneuver by a first vehicle (1) and a processing circuitry program product (500).

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The invention relates to an injection moulding apparatus (1) comprising at least a first mould plate, the first mould plate comprising a first injection inlet (3) arranged in fluid connection with a first gate (4) leading into a mould cavity (2) and a second injection inlet (5) arranged in fluid connection with a second gate (6) leading into the mould cavity (2). The first and second injection inlets (3, 5) are arranged to open in sequence. The second gate (6) comprises a first gate volume (11) leading into the mould cavity (2). The second gate (6) is further provided with a second gate volume (12) allowing injection material to flow into the second gate volume (12) at the same time as into the first gate volume (11) and thereafter into the mould cavity (2). The invention also relates to a method for reducing a velocity increase of a flow front (10) during injection moulding.

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