205 results about "Race track" patented technology

A vehicle acceleration control method, includes: obtaining a change rate of an accelerator pedal opening degree of an accelerator pedal and a remaining energy value of a vehicle in a racetrack mode; determining a target torque compensation value based on the change rate of the accelerator pedal opening degree and the remaining energy value of the vehicle; and controlling the vehicle to accelerate based on a sum of the target torque compensation value and a maximum output torque value.

A computer system is provided that enables players to play an online multiplayer game. When collisions are detected in the game, energy objects are created. These objects may be acquired by players during the game to increase a special ability meter. Activation of the special ability meter allows players to be provided with one or more benefits during the multiplayer video game. In some examples, the benefit may include moving a player object to a second track within the multiplayer racing game.

An automotive competition method for having at least a first real road vehicle and a second virtual road vehicle race with each other; the method comprises the steps of: defining a virtual space, comprising a virtual track, on which a virtual projection of the first road vehicle and the second road vehicle race together; moving the virtual projection of the first road vehicle in the virtual space according to actions imparted by a driver to the first road vehicle; transmitting to the driver data related to the movement of the second road vehicle in the virtual space by means of an interface device indicating at least the position on the virtual track of the second road vehicle with respect to the position of the projection of the first road vehicle on the virtual track.

The invention relates to the technical field of obstacle avoidance path planning, and discloses an intelligent sports vehicle dynamic obstacle avoidance path continuous planning method comprising the following steps: S1, obtaining a racing track pre-stored map, and constructing a racing track reference coordinate system; relates to the technical field of obstacle avoidance path planning, and the method comprises the steps: predicting the probability distribution of the future position of an obstacle through employing a recursive Bayesian filtering algorithm based on the historical observation data of the obstacle, carrying out the modeling through multivariate normal distribution, converting the modeling into a geometric confidence region, and forming a confidence occupancy set covering the uncertainty of the obstacle; a space-time safety channel is generated through set operation by combining the intelligent vehicle appearance envelope sequence and the racing track boundary; the method does not need to depend on a single prediction track, and by depicting the uncertainty of obstacle movement, even if the actual position of the obstacle deviates from prediction, the intelligent vehicle can still run in the safety channel, so that the problems of planning failure and conflict between the vehicle and the obstacle caused by deterministic prediction of the actual position of the obstacle in the prior art are effectively relieved.

The invention relates to the field of lubricating oil, and discloses a brake fluid composition as well as a preparation method and application thereof, the brake fluid composition comprises boric acid ester, polyol ether, an antioxidant, a corrosion inhibitor, a metal deactivator and a pH regulator; the mass ratio of the boric acid ester to the polyalcohol ether to the antioxidant to the corrosion inhibitor to the metal deactivator to the pH regulator is (30 to 90) to (4 to 60) to (0.05 to 3.5) to (0.05 to 2.5) to (0.05 to 1) to (0.2 to 5). The brake fluid composition disclosed by the invention has excellent high-temperature performance, lubricating performance, low-temperature performance, viscosity-temperature performance, corrosion resistance and rubber matching performance, provides good functions of energy transfer, lubrication, sealing, corrosion and rust prevention and heat dissipation for an overrun brake system, and meets the use requirements of a racing track vehicle brake system under severe conditions; and a guarantee is provided for reliable operation of a braking system.

A system and method of generating a virtual race course including a starting line and a finish line for vehicles located within a location determined to have optimal conditions for input GPS coordinates, the system and method utilizing vehicle telematics to create a vehicle wagering network by connecting vehicles to mapping and traffic data.

To provide a game program in which various courses are set on a field, a race can be performed for each course, and courses with variations can be set.SOLUTION: An example of the game system according to the exemplary embodiment is configured to present, after the end of a first race on a course having a goal point set in a first base area, a plurality of candidates including a first type of course candidate including an inter-base route from the first base area to another second base area and a second type of course candidate including an in-base route in a third base area different from the first base area to a player as course candidates for a next second race, One of the plurality of candidates is set as a second course on the basis of the player's selection.SELECTED DRAWING: Figure 7

1. Name of the product in this design: Pot (Race Track Design). 2. Intended use of this design: cookware. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

Device and method for assisting a driver of a vehicle in optimizing a driving line (303) of the vehicle, particularly on a race track, wherein a signal characterizing a steering angle or steering input is received by an acceleration sensor, the acceleration sensor being located on the hand of a driver of the vehicle, particularly in a smartwatch, wherein a signal characterizing the position of the vehicle, particularly a GPS signal, is received, wherein the driving line (303) is determined depending on the signals, and wherein a map showing the driving line (303) and an ideal line (302), particularly the ideal line (302), for the race track is displayed on a display (300), particularly in the vehicle. The device comprises a vehicle.

The utility model belongs to the technical field of linear sliding rails, and particularly relates to a high-stability linear guide rail ball sliding block which comprises a bearing sliding block and a ball arranged on the inner wall of the bearing sliding block, runway type ball double-sliding sealers are arranged on the two sides of the bearing sliding block, each runway type ball double-sliding sealer comprises an internal area and an external area, and the internal area and the external area are arranged on the bearing sliding block. The balls are contained in the runway type ball double-sliding sealer through a rotary fixator, and the balls in the built-in area make contact with a sliding rail. A runway type ball double-sliding sealer is adopted, a rotary fixator serves as a positioner of balls, when the balls expand, the rotary fixator is driven to rotate to replace the balls by means of the friction force relation between the balls and the fixator, the heated balls are located on the outer side, a high-speed sliding block and fins are combined for cooling, and along with adding of wind power cooling, the temperature of the high-speed sliding block is lowered. The heat dissipation burden of the lubricating oil is reduced, the problem of rotation resistance caused by thermal expansion is solved, and the use amount of the lubricating oil is reduced.

The invention relates to a method (100) for operating a vehicle (50), the vehicle (50) comprising a steering wheel (10) and a display unit (11), wherein the display unit (11) forms a display area (AB) that surrounds, at least partially, a steering wheel rim (12) of the steering wheel (10), and wherein the vehicle (50) further comprises a position detection unit (13) for detecting a position of the vehicle (50) on a race track (51), the method (100) comprising: - Detecting (110) a position of the vehicle (50) on the race track (51) by the position detection unit (13), - Determining (120) the progress (F) of the vehicle (50) on the race track (51) as a function of the position of the vehicle (50) on the race track (51), in particular by means of a control unit, - Display (130) the progress (F) of the vehicle (50) by the display unit (11) in a progress area (FB) of the display area (AB) of the display unit (11) corresponding to the progress (F), wherein in the progress area (FB) a display is made by the display unit (11) that differs from the remaining part of the display area (AB).

The invention relates to a heat preservation construction method for a space double-curved-surface shell structure. The heat preservation construction method is suitable for complex three-dimensional curved-surface structures such as snowmobile and sleigh racing tracks. The method adopts a composite process of mainly spraying polyurethane and assisting local polyurethane plates, and comprises the following steps: firstly, pre-installing polyurethane plates in corner angle areas such as a special-shaped support and a cornice, and then carrying out multi-layer polyurethane on-site spraying on double-curved-surface shell subareas of space at the back and the bottom of a racing track, with the thickness of each layer being less than or equal to 20mm; in the spraying process, the thickness is measured in real time through a probe and dynamically adjusted till the total thickness reaches the design value and the error is smaller than or equal to + / -10 mm; and finally, trimming and cutting the surface and edges and corners, leveling and constructing a protective layer. According to the method, the thermal insulation layer which is integrally continuous, free of cold seams, accurate in thickness and clear in local corner angle is formed at a time, the problems that a complex curved-surface thermal insulation layer cannot be spliced and cannot be measured accurately, and a cold bridge exists are thoroughly solved, refrigeration energy consumption is remarkably reduced, the ice surface quality is improved, and the method is successfully applied to the snowmobile sleigh center of Beijing winter America.

The invention provides a vehicle pedal opening degree determination method and related products, and the vehicle pedal opening degree determination method provided by the embodiment of the invention comprises the steps: respectively arranging a vehicle body measurement unit and an accelerator measurement unit on a vehicle body and an accelerator pedal of a vehicle, and then obtaining a vehicle body rotation angle and an accelerator rotation angle of the vehicle; the accelerator pedal opening value of the vehicle is calculated on the basis of the vehicle body rotation angle and the accelerator rotation angle, so that hardware and protocol differences of different brands and vehicle models are effectively avoided, the actual vehicle pedal treading amplitude of a driver is accurately and stably quantified, the adaptation cost and the hardware cost for obtaining the pedal opening are greatly reduced, and the practicability is high. And a reliable quantitative data reference is provided for track driving behavior analysis and driver competitive level improvement.

The split type brake disc comprises a carbon ceramic disc body and a joint which are matched with each other, and the carbon ceramic disc body and the joint are connected in a fastened mode through a bolt and a nut. The bolt is sleeved with a shaft sleeve and penetrates through the carbon-ceramic plate body and the joint, a first heat insulation part is arranged between the shaft sleeve and the carbon-ceramic plate body, the nut is in threaded fit with the bolt and tightly presses the side, away from the joint, of the carbon-ceramic plate body, and a second heat insulation part is arranged between the nut and the carbon-ceramic plate body. According to the split type brake disc, the nut and the carbon-ceramic disc body are separated through the second heat insulation component, the shaft sleeve and the carbon-ceramic disc body are separated through the first heat insulation component, heat transfer from the carbon-ceramic disc body to the nut and the first heat insulation component is reduced, and the phenomenon that the carbon-ceramic disc body cannot be damaged when the carbon-ceramic disc body is under the high-temperature condition, especially under the racing track working condition can be effectively reduced. The temperature of the connecting pieces such as the nut and the first heat insulation component is adjusted, so that the connecting pieces are prevented from being reduced in yield strength and tensile strength and even deformed in the working process, the service life of the device is prolonged, and the safety performance is improved.

1. The name of the design product: user and large model interaction answer question graphical user interface for electronic equipment. 2. The use of the design product: an electronic device. 3. The design points of the design product: the graphical user interface content displayed on the screen. 4. The picture or photo that best indicates the design points: design 3 front view. 5. Design 3 is designated as the basic design. 6. The use of the graphical user interface: the user can realize the user and large model interaction answer question service function by clicking, touching icons, etc. 7. The change state of the graphical user interface is explained as follows: design 1 front view is the main interface; clicking the immediately participate key enters design 1 interface change state figure 1 race track selection interface; clicking the start competition key of the nutritionist race track enters design 1 interface change state figure 2 answer question pairing interface; after the countdown is completed, design 1 interface change state figure 3 answer question interface is entered; clicking the confirmation key enters design 1 interface change state figure 4 AI answer display interface; after the submitted answer meets the successful barrier crossing condition, design 1 interface change state figure 5 barrier crossing success interface is entered; design 2 front view is the main interface; clicking the immediately participate key enters design 2 interface change state figure 1 race track selection interface; clicking the start competition key of the nutritionist race track enters design 2 interface change state figure 2 answer question pairing interface; after the countdown is completed, design 2 interface change state figure 3 answer question interface is entered; clicking the confirmation key enters design 2 interface change state figure 4 answer display interface; after the submitted answer does not meet the successful barrier crossing condition, design 2 interface change state figure 5 barrier crossing failure interface is entered; design 3 front view is the main interface; clicking the immediately participate key enters design 3 interface change state figure 1 race track selection interface; clicking the start competition key of the nutritionist race track enters design 3 interface change state figure 2 answer question pairing interface; after the countdown is completed, design 3 interface change state figure 3 answer question interface is entered; clicking the confirmation key enters design 3 interface change state figure 4 answer display interface; after the submitted answer meets the successful barrier crossing condition, design 3 interface change state figure 5 barrier crossing success interface is entered; clicking the view result key enters design 3 interface change state figure 6 result viewing interface; design 4 front view is the main interface; clicking the immediately participate key enters design 4 interface change state figure 1 race track selection interface; clicking the start competition key of the nutritionist race track enters design 4 interface change state figure 2 answer question pairing interface; after the countdown is completed, design 4 interface change state figure 3 answer question interface is entered; clicking the confirmation key enters design 4 interface change state figure 4 answer display interface; after the submitted answer meets the successful barrier crossing condition, design 4 interface change state figure 5 barrier crossing success interface is entered; clicking the view result key enters design 4 interface change state figure 6 result viewing interface; clicking the answer question condition key enters design 4 interface change state figure 7 answer question condition viewing interface.

The invention relates to the technical field of scientific and technological industry information processing, and discloses an AI semantic processing method and system for scientific and technological industry information, and the method comprises the steps: obtaining scientific and technological literature text corpora to generate a time sequence term co-occurrence graph, executing community discovery to recognize a community splitting event, and calculating term feature indexes to generate a track differentiation candidate set. And performing word formation component analysis and semantic combination reasoning on the core terms, performing term originality classification according to semantic matching degrees, performing statistics on term originality to generate a time sequence curve, and outputting a racing track development stage judgment result by applying a stage division rule. According to the method, the technical problems of difficulty in early recognition and misjudgment in the development stage of the newly-developing racing track are solved, and the accuracy of investment opportunity evaluation is improved.

Systems and methods for wagering on non-animal multi-stage racing events such as motorsports events are provided. The systems and methods include a wagering system configured to acquire event data for the event. The wagering system may distribute the data to wagering placement entities such as on-track sites, off-track wagering sites, casinos, mobile wagering applications, and desktop wagering applications. The wagering system generates odds based on the event data and the wagers. Wagering for a stage of an event may take place up to the beginning of the stage. Wages may be placed on single stages or combinations of stages.

The invention discloses a method and a system for monitoring unfair driving behaviors of racing track vehicles. The method comprises the steps that motion data, at least including acceleration, of a racing track vehicle is collected, and a G force base line for the racing track vehicle and a racing track combination of the racing track vehicle is established according to the motion data when the racing track vehicle completes first-circle driving; calculating the real-time deviation between the current G force of the racing track vehicle and the G force base line in the subsequent circle; when the real-time deviation has an abrupt change exceeding a preset threshold value, it is determined that the racing track vehicle is an illegal vehicle and a punishment instruction is output, and the punishment instruction is used for conducting power intervention on the racing track vehicle and / or triggering at least one visual prompt and / or audible prompt through a vehicle end control interface; and when the relative position of the illegal vehicle relative to the victim vehicle reaches a deviation correction condition, cancelling the punishment instruction. The penalty-correction-revocation closed loop disclosed by the invention can meet dual requirements on stability and fairness.

The present invention relates to a symmetric double offset constant velocity joint and, specifically, to a symmetric double offset constant velocity joint in which an outer race track and an inner race track are each doubly offset with respect to a joint center and have center points that are symmetrical with each other, and thus the depth to which each of the tracks surrounds a ball is increased to prevent track deformation. Provided is a symmetric double offset constant velocity joint comprising: an outer race having an outer race track formed on the inner surface; an inner race having an inner race track formed on the outer surface; a ball disposed between the outer race and the inner race; and a cage disposed between the outer race and the inner race to support the ball, wherein the outer race track includes an outer race straight track, an outer race outer curved track formed outside the outer race straight track, and an outer race inner curved track formed inside the outer race straight track, and the inner race track includes an inner race straight track, an inner race outer curved track formed outside the inner race straight track, and an inner race inner curved track formed inside the inner race straight track.

1. Name of the product in this design: Brake disc (Racing silent disc). 2. Purpose of this design: For use in vehicle brake discs. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key features: the front view. 5. This design is for a thin product; other views are omitted.

The utility model relates to the field of road structures, in particular to a high-performance new energy racing track pavement structure. According to the technical scheme, the structure comprises a roadbed and a secondary drainage assembly; a secondary drainage assembly is arranged at the upper end of the roadbed; the secondary drainage assembly comprises a plurality of friction blocks, every three friction blocks are arranged as a group, and the lower ends of the friction blocks in the same group are fixedly connected into a whole; three anti-flooding water inlets are formed in each friction block; by arranging the second-stage drainage assembly, accumulated water in the racing track can be rapidly drained through two drainage systems which are different in height and completely independent, so that the situation that the surface of a road is submerged by the accumulated water is prevented, and therefore the influence of rainwater on the friction coefficient of the surface of the racing track is reduced; meanwhile, a dust filtering device of the water supply and drainage system in the racing track is convenient to replace, and dust in gaps in the racing track is easier to clean, so that the maintenance difficulty of the racing track is reduced, and the service life of the racing track is guaranteed.

An example of a game system executes a racing game where a plurality of movement objects are moved in a course in a virtual space. The course includes a branch portion branching into a plurality of branch destinations, and the plurality of movement objects pass through the branch portion multiple times in progressing through the course. In the branch portion, a branch destination that a movement object is allowed to enter or a branch destination that the movement object is restricted from entering is switched in accordance with a degree of progress of the movement object in the racing game.

1. Name of the designed product: Wall lamp (runway circle). 2. Use of the designed product: The designed product is used for the wall lamp for outdoor lighting. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The invention belongs to the technical field of artificial intelligence, and discloses a multi-purpose teaching and training intelligent vehicle based on machine vision. The specific use steps of the multipurpose teaching and training intelligent vehicle in a training field given by a user are as follows: S1, initialization and starting, S2, track tracking operation, S3, detection of sidewalks or upslopes, S4, operation in a deceleration zone, S5, acceleration to pass through roundabout, S6, detection of a yellow square frame and traffic light identification, and S7, arrival at a destination: a run6 is started for acceleration in a green light, and the vehicle continuously drives to a terminal point to complete a driving task. Through theoretical pushing and field verification, the rotating speed of the motor of the intelligent vehicle is successfully optimized to 300 revolutions per minute, perfect matching of the speed and the torque is achieved, the running stability of the intelligent vehicle is remarkably improved through the adjustment, the intelligent vehicle can steadily turn at different curves, stable and smooth racing track performance is ensured, and the running safety of the intelligent vehicle is improved. The innovation not only overcomes the centrifugal force problem of the original motor at a high speed, but also enhances the controllability of the vehicle, and establishes a new benchmark for the technical development of the intelligent vehicle.

Presented are smart driver feedback systems and control logic for adaptive on-track driver performance optimization, methods for making / using such systems, and closed-course racetracks equipped with such systems. A driver feedback system for a driver of a motor vehicle includes a system memory device that stores system data, and a data communication interface that is connected to the system memory device and a network of sensing devices on a closed-course racetrack. The driver feedback system also includes an interactive touchscreen display interface and a system controller. The system controller initializes system operation and collects data from the networked sensing devices on the closed-course racetrack. Collected data is stored on the system memory device and analyzed using a system iteration and learning module. The system controller generates a set of individualized feedback instructions specific to the driver and commands the touchscreen display interface to display the individualized feedback instructions to the driver.

The utility model provides a cylindrical battery airtightness detection tool, which comprises a base structure, an inflation assembly and an extrusion fixing assembly, after the inflation assembly and the extrusion fixing assembly are installed on the base structure, the inflation assembly can freely move along a runway hole, a battery cell is placed in, a battery cell inflation hole is adjusted to be aligned with a rubber plug, and the rubber plug is fixed on the base structure. The air tightness detection can be carried out after the spherical handle is rotated to enable the pressing plate to press the battery cell, the air inflation assembly and the extrusion fixing assembly are convenient to disassemble and assemble, parts are convenient to replace, and the air tightness detection device has the advantages that air tightness detection can be carried out on cylindrical batteries of different specifications and models, the influence caused by product remodeling is reduced, and the detection cost is reduced.

The application discloses an automatic driving racing car control method based on integral compensation, which comprises the following steps: establishing a vehicle dynamics model and a kinematics equation; defining a state space and an action space; constructing a reinforcement learning control strategy based on a double-delay deep deterministic policy gradient method, combining an action mapping mechanism to maximize vehicle performance under the premise that the control output satisfies the tire friction force constraint; fitting a track center line trajectory according to a sampling point sequence of a track center line in front of the vehicle; designing an integral compensation mechanism to generate a compensation error state, adjust the vehicle control output and realize control strategy optimization. The application enhances the utilization ability of the system to historical yaw information by introducing the integral compensation technology, enables the control strategy to adaptively adjust based on the accumulated error trend, makes the driving trajectory of the racing car on the track more smooth and coherent, reduces unnecessary oscillation and deviation, improves the overall lap speed and improves the control performance of the automatic driving racing car in the high-speed limit driving environment.