977results about "Vehicle body streamlining" patented technology

A motor vehicle comprising a rear wheel and a body having a floor arranged to face a ground during use is disclosed, the floor having a rear end portion defining a diffuser to expand an underlying aerodynamic flow, thereby generating downforce, and a rear wheel arch defining an underlying wheel well housing the rear wheel. The motor vehicle further comprises a duct extending through the body from an inlet to an end section having an opening discharging onto the wheel well between the rear wheel and an intermediate portion of the diffuser according to a pitch axis of the motor vehicle.

An adjustable ride height vehicle aerodynamic system comprises an aerodynamic element ride actuator and an aerodynamic element angle actuator connected in series and mounted in a vehicle. An aerodynamic element is adapted to rest in an inactive stowed position and to move from the stowed position to at least one active deployed position at an angle in relation to a vehicle underbody under the control of the aerodynamic element angle actuator to alter vehicle aerodynamic characteristics. The aerodynamic element ride actuator is adapted to extend and retract synchronously with a respective vehicle ride height increase and decrease, and the aerodynamic element angle actuator is adapted to extend and retract respectively to deploy and to stow the aerodynamic element.

The invention belongs to the technical field of vehicle fairing control, and particularly discloses a vehicle fairing control method and system fusing oil consumption and wind resistance, a terminal and a medium. Comprising the steps that the speed, fuel consumption parameters and wind pressure parameters of a vehicle in the running process are obtained, and fuel consumption change parameters and wind pressure distribution characteristic parameters are extracted; a multivariable optimization model with the minimum comprehensive energy consumption as the target is constructed; based on the model, a model prediction control algorithm is adopted to solve the optimal control quantity of the attitude of the fairing in a prediction time domain, and control instructions of the angle and the deflection direction are generated; when environmental disturbance or attitude response deviation is detected, dynamically adjusting a target function weighting coefficient or an input penalty factor to correct control output; and adjusting the posture of the fairing in real time according to the corrected control instruction. Through fusion modeling of fuel consumption parameters and wind pressure characteristic information, predictive control and self-adaptive adjustment of the attitude of the vehicle fairing are realized, and fuel economy and aerodynamic performance can be considered under multiple working conditions.

A vehicle including a chassis, a cab coupled to the chassis, the cab having a front face, a body coupled to the chassis, and a shroud coupled to the cab such that an internal volume is defined between the cab and the shroud, the shroud at least partially defining: a first inlet positioned along a front side of the shroud and in fluid communication with the internal volume, and a second inlet arranged such that airflow along the front face of the cab enters the internal volume through the second inlet.

A commercial vehicle having various GVWR configurations with a vehicle body with two or more axles, and a cab that does not pivot relative to the vehicle body, and a battery-electric-powered or hydrogen-electric-powered propulsion system. The vehicle has a center of gravity that is substantially lower, and a track width which is substantially narrower, than an articulating tractor-trailer combination with a trailer size comparable to the vehicle body of the present invention, providing substantially increased stability, and with all axles preferably being steerable E-axles, substantially improving the turning and trailing of the vehicle. Additional attributes are improved safety, increased payload weight and cubic capacity, higher productivity and lower maintenance costs. Many other advantages flow from this vehicle design.

A passive jet system for disrupting an airflow at a surface of a front wheel for a vehicle includes a duct including an inlet exposed to an airflow, an outlet fluidically directed toward a forward surface of the front wheel, and a passage having a flow-accelerating profile operable to increase a velocity of the airflow passing from the inlet toward the outlet.

A method for drift detection and control for a vehicle may include determining an intentional drift probability of the vehicle based at least in part on one or more occupant inputs. The method further may include determining an initial aero bias upper bound using a first control system. The method further may include determining an initial aero bias command using a second control system. The method further may include determining a final aero bias upper bound based at least in part on the intentional drift probability, the initial aero bias upper bound, and the initial aero bias command. The method further may include controlling one or more aerodynamic actuators of the vehicle based at least in part on the final aero bias upper bound and the initial aero bias command.

Disclosed is an aerodynamic monocoque chassis for a vehicle, the aerodynamic monocoque chassis comprising: a main compartment bounded by a plurality of walls and a floor extending between the walls, the floor comprising: a first region, the first region being located at least partially under a pedal footbox of the vehicle; and a second region, the second region located rearwards of the first region; wherein the second region is located lower than the first region thereby forming a void under an underside of the first region.

A tonneau system for a vehicle including a cargo bed comprises a frame including a leading edge and a trailing edge. A cover is coupled to the frame and movable between a deployed position and a retracted position. A mechanism is coupled to the frame and operable to move the frame and the cover between a home position, an aerodynamic position, and an extended box position. When at the home position, the frame extends substantially parallel to the ground at a first elevation. The leading edge of the frame is positioned at a second elevation higher than the first elevation and the trailing edge remains at the first elevation when the frame is at the aerodynamic position. The leading edge and the trailing edge of the frame are positioned at the second elevation when at the extended box position.

A method for determining a desired lateral acceleration of a vehicle is provided. The method may include determining a first raw lateral acceleration request based at least in part on a steering wheel angle of the vehicle. The method may also include determining a maximum allowable lateral acceleration based at least in part on the tire slip model. The method may also include determining a desired lateral acceleration based at least in part on the first raw lateral acceleration request and the maximum allowable lateral acceleration. The method may also include adjusting operation of the vehicle based at least in part on the desired lateral acceleration.

A vehicle with a bodywork having a plurality of panels; wherein one or more of said panels are morphing panels having an external covering made of elastically deformable material.

A car spoiler may include a spoiler, and the spoiler has two arms, a main body, and two lateral portions. The two arms secured on a vehicle are connected to the main body, and each of two lateral ends of the main body is connected to one lateral portion. A rear side of the main body has at least a spoiler piece, and the spoiler piece is assembled with the main body through any number of connecting member, so that the different shapes, sizes, angles and curvatures of spoiler piece is detached, replaced, and reassembled with the main body to improve the stability of the vehicle.

A vehicle, a method of controlling a vehicle, and a non-transitory computer readable storage medium are described. The vehicle can comprise a management and control system associated to onboard systems and / or to a driving input interface and / or to the engine and / or powertrain and / or to at least one wheel and / or to the chassis. The management and control system can: determine aggregated command outputs; detect one or more dynamic parameters exceeding a threshold safety value; selectively prioritize each of the aggregated command outputs based on one or more of the dynamic parameters to change from a user-selected driving mode to a safety driving mode; and change the prioritized safety driving mode back to the user-selected driving mode in response to the one or more of the dynamic parameters no longer exceeding the threshold safety value.

A road vehicle has a support frame delimited, on the lower side, by an aerodynamic bottom; a passenger compartment; an outer body; a front compartment obtained in the outer body and delimited by a front bumper and by a front hood; and a downforce wing, which is configured to generate a downforce on the road vehicle and is provided with a deflector, which is movable, relative to the downforce wing, between a rest position, in which the deflector is substantially contained in an airfoil of the downforce wing, and an operating position, in which the deflector projects from the downforce wing.

A method for active downforce control for a vehicle may include determining an out-of-phase interaction index between a driver of the vehicle and a controller. The controller is configured to control one or more aerodynamic actuators. The method further may include determining one or more active downforce control inputs based at least in part on the out-of-phase interaction index. The method further may include controlling the one or more aerodynamic actuators based at least in part on the one or more active downforce control inputs.

A road vehicle has a support frame delimited, on the lower side, by an aerodynamic underbody; a passenger compartment; an outer bodywork; a front compartment delimited by a front bumper and a front bonnet; a first duct having a first inlet made through the aerodynamic underbody and a first outlet made through the front bonnet; and a second duct, which has a second inlet made through the front bumper, flows into the first duct so as to have a second outlet made inside the first duct, and is delimited, on the lower side, by a front wing configured to generate a downforce on the aerodynamic underbody itself.

The tailgate spoiler storage system described herein adds storage to a vehicle tailgate spoiler. The tailgate spoiler storage system includes 1) a tailgate pivotally connected to a cargo box of a vehicle and 2) a spoiler extending behind the tailgate. The spoiler includes 1) an upper member supported on a top surface of the tailgate, 2) a vertical member extending from the upper member along a rear surface of the tailgate, and 3) an angled bottom member extending between the vertical member and the upper member. The tailgate spoiler storage system also includes a pullout drawer disposed within, and laterally extendable from, the spoiler.

To provide an automobile capable of obtaining a front downforce without compromising its design.SOLUTION: A portion of a front fender is configured to be variable between a normally mounted state and a raised state to form a wing in front of a side mirror.SELECTED DRAWING: Figure 2

A movable spoiler device is provided in the disclosure. The movable spoiler device includes: a fixed part, fixed on a body of a vehicle; a movable part, configured to be movable between a storage position connected to the fixed part and a deployed position protruding from the fixed part toward rear of the vehicle; an actuator, disposed on the fixed part and drives the movable part to move in a front-rear direction of the vehicle; and a cover member, disposed on the fixed part and connected to the movable part so as to be linked with the movable part, in which there is a gap between the movable part and the fixed part due to the movement of the movable part, when the movable part moves from the storage position to the deployed position, the cover member is driven by the movable part to move and cover the gap.

A system for controlling at least one active aerodynamic appendage of a road vehicle is described, comprising an actuation control unit operating to implement a predictive control of the active aerodynamic appendage, based on an estimation, performed dynamically while the road vehicle is in motion, of an aerodynamic load demand of the road vehicle in a route section subsequent to one currently travelled.

A road-use motor vehicle comprising a vehicle-vehicle body provided with a plurality of ground-resting wheels, a powertrain adapted to drive into rotation at least one of said ground-resting wheels; an underbody, which is arranged to cover, or is integrated into, the lower part of the vehicle-vehicle body so as to directly face the ground; at least one pair of side skirts, which have a ribbonlike structure, are flag-hinged to the underbody on opposite sides of a vehicle vertical midplane so as to vary their incline with respect to the vertical, and are adapted to prevent the airflows that flow along the lateral sides of the vehicle from reaching the central area of the underbody, and an electronic drive system, which is adapted to rotate said side skirts so as to vary the ground distance of the distal longitudinal edges of the same side skirts.

An aerodynamic system can include a first canard extending from a first surface of a body of an automobile; one or more actuators operably coupled to the first canard, the one or more actuators being configured at least to rotate the first canard about a rotational axis generally perpendicular to the first surface of the body; one or more controllers in operable communication with at least the one or more actuators, wherein the one or more controllers are configured at least to: send at least a first command signal to the one or more actuators to rotate the first canard from a first angle to a second angle; send at least a second command signal to the one or more actuators to rotate the first canard from the second angle to a third angle; wherein the third angle is different than the first angle and the second angle.

Disclosed is an aerodynamic system for an underside of a vehicle, the system comprising: an aerodynamic chassis, the aerodynamic chassis comprising a main compartment bounded by a plurality of walls and a floor extending between the walls; and an aerodynamic device, the aerodynamic device comprising: a mounting structure, the mounting structure being fixedly mounted to the floor of the aerodynamic chassis; and an aerodynamic body, the aerodynamic body comprising a leading edge, a trailing edge and at least two outboard edges, the aerodynamic body being fixable to the floor of the aerodynamic chassis by the mounting structure, the mounting structure being located wholly inboard of the outboard edges of the aerodynamic body.

A fuel cell vehicle includes a heat source discharging cooling water, a radiator dissipating heat from the cooling water and including areas including different temperatures, a first spray unit spraying a first spray liquid to an area including a high temperature among the areas, a second spray unit spraying a second spray liquid including a lower temperature than the first spray liquid to an area including a low temperature among the areas, a first valve connected to the storage unit and the first spray unit and configured to be opened or closed in response to a first control signal to supply the first spray liquid to the first spray unit, a second valve connected to the storage unit and the second spray unit and configured to be opened or closed in response to a second control signal to supply the second spray liquid to the second spray unit, and a controller configured for generating the first and second control signals to control the spray amount of the spray liquids and spraying operation.

The utility model provides an automobile awning assembly, an automobile body assembly and an automobile, and relates to the field of automobile parts, the automobile awning assembly comprises an awning body and an awning decorative plate, one end of the awning body facing the rear of the automobile is provided with a mounting notch, and the mounting notch is used for corresponding to the position of a decorative curved surface on a tail door air deflector. The awning decoration plate is installed in the installation notch in a matched mode and used for being connected with a decoration curved surface on the tail door air guide plate in a matched mode, and the part, except the installation notch, of the end, facing the rear portion of the automobile, of the awning body is used for being connected with the part, except the decoration curved surface, of the tail door air guide plate in a matched mode. Compared with the mode that the integrated awning glass and the air guide plate are installed in a matched mode, the contact length of the awning body and the air guide plate is obviously reduced, and the assembling difficulty is lowered; in addition, the shape and the color of the sky screen decoration plate can be independently designed, so that the moldability of the whole appearance is improved; and in addition, when poor assembly occurs, only the sky screen decoration plate needs to be repaired, and the repairing efficiency is improved.

The application discloses an all-terrain vehicle, which comprises a frame, a walking system, a suspension system, a power assembly and a door, wherein the door comprises a door body connected with the frame and a sealing structure for sealing a gap between the door body and the frame. The frame comprises a roof pole structure, which comprises longitudinal beams extending along the length direction of the frame, the longitudinal beams are at least partially recessed to form a first recess and a second recess for improving the structural strength of the longitudinal beams, the first recess and the second recess extend along the length direction of the frame, the first recess comprises a sealing surface substantially perpendicular to the width direction of the frame, and the sealing structure is located between the sealing surface and the door body when the door body is in a closed state. Through the above arrangement, the safety of the all-terrain vehicle can be improved.

The empennage device is used for being arranged at the tail of a cargo box and comprises an upper flow guide plate, a lower flow guide plate, a lower flow guide plate and a tail wing device, and the upper flow guide plate is used for being arranged at the top of a box door in an openable and closable mode; one end of the first connecting rod is hinged to the side, close to the box door, of the upper flow guide plate when the upper flow guide plate is unfolded, the other end of the first connecting rod is used for being hinged to the box door, one end of the first supporting rod is hinged to the side, away from the box door, of the upper flow guide plate when the upper flow guide plate is unfolded, and the other end of the first supporting rod is used for being hinged to the box door. The upper flow guide plate is installed on the container door and has a flow disturbing effect in an unfolded state, and by guiding airflow and reducing turbulent flow and vortex at the tail of the container, a vehicle is more stable when running at a high speed and encountering crosswind, and the running safety is improved; the upper flow guide plate is arranged at the top of the container door in an openable and closable mode through the first connecting rod and the first supporting rod; the container door is opened during driving and closed during loading and unloading, the occupied space of the vehicle is reduced, and opening of the container door can be prevented from being hindered.

A spoiler assembly 10 for a vehicle is provided. The spoiler assembly 10 comprises a spoiler plate assembly 100, which includes a spoiler support plate assembly 220 with a plurality of support plates forming an integrated support plate, and a spoiler louver assembly 210 with a plurality of louvers attached to corresponding support plates. The spoiler plate assembly 100 allows the integrated support plate, or any support plate from the plurality of support plates 224a, 224b with corresponding louvers 214a, 214b, to be raised from a rest position to a raised position based on the aerodynamic vehicle conditions. The spoiler plate assembly 220 and the spoiler louver assembly 210 are constructed in three parts. The arrangement of the spoiler plate assembly 100 generates targeted downforce to improve the stability and handling of the vehicle during cornering.

A multi-part rear spoiler (1) comprising a base carrier (2) connectable to a motor vehicle body and an upper shell (3) arranged on the base carrier (2), wherein the upper shell (3) and the base carrier (2) are connected to each other by at least three positive locking connections which differ in their respective complementary interlocking means and wherein a first positive locking connection is a latching pawl connection (4) formed internally in an end-face transition area (7) in the rear spoiler (1), in which at least a first positive locking means formed as a latch (19) engages at least partially behind a first complementary positive locking means formed as a latch handle (20) and a second positive locking connection is an overlap connection (5) formed in a rear-face area (8) of the rear spoiler (1) spaced apart from the end-face transition area (7),in which a second form-locking element shaped as a lip (25) and a second complementary form-locking element shaped as a counter-lip (26) at least partially interlock each other, wherein the first form-locking connection realizes a form-lock at least along the longitudinal axis and the second form-locking connection realizes a form-lock at least on one side of the vertical axis, in the direction of the upper shell (3) as well as at least on one side of the longitudinal axis in the direction of the front transition area, and in addition a third form-locking connection is formed in side wall areas (9) of the rear spoiler (1).