WO2019127506A1 - Procédé de surveillance de pneus, dispositif de calcul de taux de glissement, système, véhicule, dispositif de stockage - Google Patents

Procédé de surveillance de pneus, dispositif de calcul de taux de glissement, système, véhicule, dispositif de stockage Download PDF

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Publication number
WO2019127506A1
WO2019127506A1 PCT/CN2017/120234 CN2017120234W WO2019127506A1 WO 2019127506 A1 WO2019127506 A1 WO 2019127506A1 CN 2017120234 W CN2017120234 W CN 2017120234W WO 2019127506 A1 WO2019127506 A1 WO 2019127506A1
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WO
WIPO (PCT)
Prior art keywords
tire
slip ratio
pressure information
tire pressure
calculating
Prior art date
Application number
PCT/CN2017/120234
Other languages
English (en)
Chinese (zh)
Inventor
陈明星
阳光
李玥
Original Assignee
深圳配天智能技术研究院有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳配天智能技术研究院有限公司 filed Critical 深圳配天智能技术研究院有限公司
Priority to CN201780037142.7A priority Critical patent/CN109843609B/zh
Priority to PCT/CN2017/120234 priority patent/WO2019127506A1/fr
Priority to CN201880002447.9A priority patent/CN109414968A/zh
Priority to PCT/CN2018/074829 priority patent/WO2019127830A1/fr
Publication of WO2019127506A1 publication Critical patent/WO2019127506A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02—Signalling devices actuated by tyre pressure
    • B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/06—Signalling devices actuated by deformation of the tyre, e.g. tyre mounted deformation sensors or indirect determination of tyre deformation based on wheel speed, wheel-centre to ground distance or inclination of wheel axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/176—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
    • B60T8/1761—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS responsive to wheel or brake dynamics, e.g. wheel slip, wheel acceleration or rate of change of brake fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
    • B60W40/12—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to parameters of the vehicle itself, e.g. tyre models
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00—Testing of vehicles
    • G01M17/007—Wheeled or endless-tracked vehicles
    • G01M17/013—Wheels

Definitions

  • the invention relates to the technical field of tire information monitoring, in particular to a tire monitoring method, a slip ratio calculating device, a system, a vehicle and a storage device.
  • the present invention provides a tire monitoring method, a slip ratio calculating device, a system, a vehicle, and a storage device, which are capable of knowing the tire slip ratio in time and alerting the driver to safe driving according to the slip ratio.
  • a technical solution adopted by the present invention is to provide a tire information monitoring method, the method comprising:
  • the slip ratio of the tire is calculated based on the equivalent radius.
  • the application also provides a tire slip ratio calculation device, comprising:
  • the tire pressure information collecting module is configured to collect tire pressure information when the tire is in contact with the ground during the rotating process
  • the calculation module is configured to acquire a deformation amount of the tire according to the tire pressure information, calculate an equivalent radius of the tire according to the deformation amount, and calculate a slip ratio of the tire according to the equivalent radius.
  • the present application also provides a vehicle anti-lock braking system including a tire slip ratio calculating device as described above.
  • the application also provides a vehicle, including a tire and a vehicle anti-lock braking system as described above.
  • the present application also provides a computer storage device storing program data that, when executed, implements the method as described above.
  • the present application calculates the tire radial pressure information when the tire is in contact with the ground, and calculates the equivalent radius of the tire based on the tire shape variable reflected by the tire pressure information, and finally calculates the slip ratio of the tire. According to the calculated slip rate, you can understand the safety factor of the tire. For example, when the slip ratio exceeds the safe range, the driver should be reminded to slow down to avoid the situation that the car is locked or difficult to brake, and the probability of a safety accident is reduced. .
  • FIG. 1 is a partial cross-sectional structural view of an embodiment of a tire of the present application.
  • FIG. 2 is a partial cross-sectional structural view of another embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a sensor distribution in still another embodiment of the present application.
  • FIG. 4 is a schematic flow chart of an embodiment of a tire pressure monitoring method of the present application.
  • FIG. 5 is a schematic flow chart of another embodiment of a tire pressure monitoring method of the present application.
  • FIG. 6 is a schematic flow chart of still another embodiment of a tire tire pressure monitoring method of the present application.
  • FIG. 7 is a schematic flow chart of still another embodiment of a tire pressure monitoring method of the present application.
  • Fig. 8 is a schematic structural view of an embodiment of a tire slip ratio calculating device of the present application.
  • the tire 100 provided herein is applied to a vehicle.
  • the inside of the tire 100 is provided with a plurality of piezoelectric film sensors 10 in the circumferential direction of the tire 100.
  • Each piezoelectric film sensor 10 is used to detect tire pressure information on a segmented area of the tire 100 corresponding to its position, respectively.
  • the piezoelectric film sensor 10 can be powered by the piezoelectric current generated by its own deformation, it is not necessary to additionally supply power.
  • the inconvenient operation of replacing the battery or charging the battery is omitted because the tire 100 is inconvenient to open once it is finished, and if it is opened, the tire 100 itself is damaged.
  • the tire 100 includes a crown 20 having an outer surface provided with a plurality of tread patterns 22 disposed along the circumference of the tire 100. Further, the tread pattern 22 is divided into at least two sets of mutually parallel tread band belts 222 along the axial direction of the tire 100, and the tread pattern band 222 is laterally provided with a smoothing belt 242, that is, the outer surface is a smooth portion .
  • the interior of the tire 100 includes a make layer 30, a crown protection layer 40 on the inside of the make layer 30, and a crown belt layer 50.
  • the piezoelectric film sensor 10 is disposed at a position at least corresponding to one tread pattern 22 inside the tire 100 to detect tire tread information of the tread pattern 22 when the tread pattern 22 is deformed. As shown in Fig. 2, it is a tread pattern 22 on the surface of the crown 20. Further, in order to better detect the tire air pressure information throughout the tire 100, in another embodiment, a piezoelectric film sensor 10 is disposed at the position of each tread pattern 22. In this way, the tire pressure change of all the tread patterns 22 on the tire 100 can be detected, the data is more complete, and the state of the tire, the driving condition of the vehicle, and the road condition are determined based on the detected tire pressure information or the deformation information calculated by the tire pressure information. The accuracy. In each of the different embodiments, a piezoelectric film sensor 10 is not necessarily disposed on each of the tread patterns 22, and one of the plurality of tread patterns 22 may be disposed at a predetermined number, which is not specifically limited.
  • the piezoelectric film sensor 10 is disposed between the tread pattern 22 and the primer layer 30.
  • the piezoelectric film sensor 10 is closest to the tread pattern 22, and the detected tire pressure information is the most accurate.
  • the piezoelectric film sensor 10 can also be disposed between the crown protective layer 40 and the make layer 30. Or disposed between the crown protective layer 40 and the crown belt layer 50.
  • a plurality of piezoelectric film sensors 10 may be provided in each of at least two tread band bands 222.
  • each tread pattern 22 on each tread band 222 is correspondingly provided with a piezoelectric film sensor 10, or a piezoelectric film sensor 10 is disposed at intervals of two or more tread patterns 22.
  • the smoothing band 242 is also provided with a plurality of piezoelectric film sensors 10 in sections.
  • the smooth annulus 242 is located on both side edges of the crown 20 and the tread band 222 is located between the smooth annulus 242.
  • Other embodiments may also be that the tread band 222 is located on either side of the crown 20, the smooth annulus 242 is located between the tread band 222, or the tread band 222 and the smooth annulus 242 are spaced apart.
  • FIG. 3 is a schematic diagram of a distribution structure of a piezoelectric film.
  • the tread pattern ring band 222 is provided with three groups, and the piezoelectric films 10 of the A area, the B area, and the C area shown in FIG. 3 are respectively disposed corresponding to the three sets of tires.
  • the masked band 222 corresponds to the position.
  • FIG. 3 can also represent another distribution.
  • the piezoelectric films 10 of the A region and the C region are respectively disposed corresponding to the corresponding positions of the smoothing ring 242; the piezoelectric film 10 of the B region is correspondingly disposed at The tread pattern band 222 corresponds to the position.
  • the tire 100 further includes an information sampling module 70 and an information transmitting module 80 electrically connected to each other.
  • the piezoelectric film sensor 10 on the same endless belt is electrically connected by a wire 60 and electrically connected to the information sampling module 70.
  • the information sampling module 70 is configured to collect the tire pressure information sequentially sent by the piezoelectric film sensor 10.
  • the information transmitting module 80 is configured to send the tire pressure information or the deformation information obtained by the tire pressure information to the outside.
  • the information collection module 70 and the information sending module 80 may be wired, or may be transmitted through Bluetooth or wireless signals.
  • the information collecting module 70 and the information transmitting module 80 may not be included, but the detected tire pressure information is transmitted by the piezoelectric film sensor 10 itself through Bluetooth or wireless signals.
  • the application adopts such a structural design, has the characteristics of simple structure, high integration, fast response, and no external power supply for detecting the tire pressure.
  • the application also provides a vehicle comprising the tire 100 described in the above embodiments.
  • the present application provides a piezoelectric film sensor 10 inside the tire 100.
  • no external power supply is required when detecting the tire pressure of the tire 100, and deformation information obtained by calculating the tire pressure information or the tire pressure information can be calculated on the other hand. Determine the state of the tire, the driving situation of the vehicle, and the road conditions. Therefore, the use of the tire 100 can greatly increase driving safety.
  • the present application also provides a tire information monitoring method.
  • FIG. 4 is a schematic flow chart of a tire tire pressure monitoring method according to an embodiment of the present application. The method includes the following steps:
  • S110 Collecting tire pressure information when the tire is in contact with the ground during the rotation.
  • the step includes: detecting tire pressure information of the corresponding segment region by using a plurality of sensors disposed inside the tire and segmented.
  • the specific sensor may be the piezoelectric film sensor in the tire of the above embodiment, or may be one or more of other pressure sensors or pressure transmitters.
  • step S110 specifically includes the following steps:
  • S1101 Select one tire segment in the tire as the measurement identification block.
  • one of the tread patterns can be selected as the measurement identification block by comparing the ring bands on the same circumference.
  • S1102 Start a current statistical period when the tire pressure information on the measurement identification block is greater than or equal to the threshold, and collect tire pressure information on the measurement identification block and tire pressure on other segment regions that are in contact with the ground following the rotation of the tire. information.
  • S1103 End the current statistical period when the tire pressure information on the measurement identification block is greater than or equal to the threshold again.
  • the tire is contacted with the bottom surface and rotated one time.
  • the tire pressure information when the tire collected in step S110 is in contact with the ground during the rotation may be tire pressure information at one position during tire rotation, or tire pressure information at multiple positions, or It is the tire pressure information collected by the tire rotating one week, and it can also be the tire pressure information collected by the tire rotating for many weeks.
  • the part of the tire that is in contact with the ground is deformed to generate the tire pressure, so that the shape variable of the tire can be reversed according to the collected tire pressure information.
  • the degree of friction between the various parts and the bottom surface is different, so the thickness of each part will also vary. Different thickness parts are different in shape and local pressure when the ground contacts, so the tire shape variable of each part can be reflected according to the tire pressure information of each part of the tire.
  • step S120 may specifically be pre-storing a mapping relationship between a tire pressure size and a tire shape variable. Then, at the same time as or after counting the tire pressure information of each part of the tire, the corresponding tire shape variable can be searched from the pre-stored mapping relationship table according to the tire pressure information.
  • each tire has a calibration radius, which is the calibration radius of the tire when it leaves the factory.
  • Each tread pattern is part of the tire, that is, each tread pattern corresponds to a small arc length.
  • the shape variable of the tread pattern can be calculated to obtain the equivalent radius corresponding to the tread pattern.
  • the deformation of the shape is a curve, which is gradually increased until the maximum shape variable.
  • the shape variable used to calculate the equivalent radius is the largest shape variable of the tread pattern. Further, the equivalent radius is equal to the difference between the nominal radius minus the maximum shape variable of the corresponding tread pattern.
  • S140 Calculate the slip ratio of the tire according to the equivalent radius.
  • the step of calculating the slip ratio of the tire based on the equivalent radius includes:
  • the slip ratio is calculated according to the following formula:
  • R1 is the equivalent radius
  • R2 is the nominal radius of the tire.
  • the nominal radius of a tire refers to the distance from the center of the tire to the outer surface of the crown.
  • the present application calculates the tire tire pressure information when the tire is in contact with the bottom surface during the rotation of the tire, and calculates the equivalent radius of the tire based on the tire shape variable reflected by the tire pressure information, and finally calculates the slip ratio of the tire.
  • the safety factor of the tire can be understood. For example, when the slip ratio is greater than or equal to the preset threshold, the safety factor of the tire is low, there is a big safety hazard, and it needs to be repaired or replaced to reduce safety. The probability of an accident.
  • S210 Determine whether the slip ratio is in a first threshold range.
  • the slip ratio of the tire is too large, it means that the tire is easily locked and the lateral adhesion coefficient is small.
  • the slip ratio of the tire 100%, it means that the tire is completely locked, and the lateral adhesion coefficient is 0, that is, the tire is in operation, and only the sliding does not rotate.
  • the slip ratio of the tire is too low, the brake adhesion coefficient of the tire is low, and it is likely to be difficult to brake.
  • the slip ratio of the tire is 0%, it means that the brake adhesion coefficient of the tire is 0, and the brake is disabled. Both of these situations are very dangerous situations, so the slip ratio needs to be kept within a safe threshold.
  • the method further comprises: determining a state in which the tire is located or a driving road condition according to a difference in tire pressure information of the plurality of segment regions in the same tire. For example, when the tire is rotated one week, the tire pressure of each section on one side of each tire is significantly larger than the tire pressure on the other side of the tire, then it can be judged that the road surface is a slope, so that a reminder can be issued, for example : The section you are driving is a sloping section, please slow down and wait.
  • the difference between the maximum tire pressure and the minimum tire pressure in the plurality of segmented regions in the tire is greater than or equal to a preset threshold, it is determined that the tire is partially damaged. It can prompt the tire to be partially damaged, or the partial damage will occur soon, please promptly replace the reminder.
  • the driving condition can be identified by comparing the slip ratio or tire pressure information corresponding to the front and rear tires of the vehicle. For example, when a vehicle enters another type of road section from one type of road section, the road surface conditions of the front and rear road sections are different, and the measured tire pressure information is different, that is, the slip ratio is different. For example, when the vehicle is driven from a smooth road into a rough road, the tire pressure of the first two tires must be greater than the tire pressure of the two tires.
  • the driving habits of the driver can be analyzed by analyzing the driving road conditions identified in the preset time period.
  • the preset time may be one month, three months, six months, or one year, depending on the actual situation. According to the analysis, the driver likes to drive on a rural dirt road, road, sand, or lawn, then the user can be pushed to the user through other systems or platforms.
  • a plurality of sensors 10 may be segmented and looped at corresponding positions of the tread band 222 and/or the smoothing band 242 of the tire 100 to detect different The tire pressure information of each section of the belt is obtained, thereby obtaining the slip ratio of the different belts. Finally, the average of the slip ratios corresponding to the different zones is obtained to obtain the final slip ratio of the tire.
  • calculating the final slip ratio of the tire includes the following steps:
  • S1 is the slip ratio corresponding to the tread pattern band 222
  • S2 is the slip ratio corresponding to the smooth band 242
  • A is the standard pressure value of the tread band 222
  • B is the standard of the smooth band 242.
  • Pressure value is the standard pressure values of the tread band 222 and the smoothing band 242 are determined when the tire is shipped from the factory.
  • a method of indirectly calculating a slip ratio by using a combination of a wheel speed sensor and an acceleration sensor is mainly used.
  • the system device using the combination of the wheel speed sensor and the acceleration sensor is relatively scattered, which easily leads to the signal transmission delay. Therefore, the tire slip ratio calculated by the present application is more rapid and accurate, and is more responsive to various aspects of the tire.
  • the present application further provides a tire slip ratio calculating device 200 , which includes a tire pressure information collecting module 90 and a calculating module 91 electrically connected to each other.
  • the tire pressure information collecting module 90 is configured to collect tire pressure information when the tire is in contact with the ground during the rotation process.
  • the calculation module 91 is configured to acquire a deformation amount of the tire according to the tire pressure information, calculate an equivalent radius of the tire according to the deformation amount, and calculate a slip ratio of the tire according to the equivalent radius.
  • the present application also provides a vehicle anti-lock braking system including a tire slip ratio calculating device as described in the above embodiments.
  • a vehicle in an embodiment of the present application includes a tire and the vehicle anti-lock brake system.
  • a plurality of piezoelectric film sensors are disposed inside the tire along the circumferential direction of the tire, and each piezoelectric film sensor is respectively used to detect the segmented area of the tire corresponding thereto.
  • Tire pressure information is disposed inside the tire along the circumferential direction of the tire, and each piezoelectric film sensor is respectively used to detect the segmented area of the tire corresponding thereto.
  • Tire pressure information is disposed inside the tire along the circumferential direction of the tire, and each piezoelectric film sensor is respectively used to detect the segmented area of the tire corresponding thereto.
  • Tire pressure information is disposed inside the tire along the circumferential direction of the tire, and each piezoelectric film sensor is respectively used to detect the segmented area of the tire corresponding thereto.
  • Tire pressure information is obtained in a timely and comprehensive manner during the tire rotation process.
  • the collected tire pressure information is more accurate and comprehensive.
  • the present application also provides an apparatus having a storage function, the apparatus storing program data, wherein the program data is executed to implement the method as described in any of the above embodiments.
  • the device having the storage function may be one of an in-vehicle device, a personal computer, a server, a network device, or a USB flash drive.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Transportation (AREA)
  • Human Computer Interaction (AREA)
  • Automation & Control Theory (AREA)
  • Mathematical Physics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Tires In General (AREA)

Abstract

L'invention concerne un procédé de surveillance de pression de pneus comprenant les étapes consistant à : collecter des informations de pression de pneu lorsqu'un pneu (100) est en contact avec le sol pendant la rotation; obtenir la quantité de déformation du pneu (100) en fonction des informations de pression de pneu; calculer un rayon équivalent du pneu (100) en fonction de la quantité de déformation; calculer le taux de glissement du pneu (100) en fonction du rayon équivalent. Selon le taux de glissement, le facteur de sécurité du pneu peut être connu, par exemple, lorsque le taux de glissement dépasse une plage prédéfinie, le pneu a un faible facteur de sécurité et doit être réparé ou remplacé, ce qui permettra de réduire la probabilité d'accident lié à la sécurité. L'invention concerne également un dispositif de calcul de taux de glissement de pneu, un système de freinage antiblocage de véhicule d'un véhicule, un véhicule comprenant le système, et un dispositif ayant une fonction de stockage.
PCT/CN2017/120234 2017-12-29 2017-12-29 Procédé de surveillance de pneus, dispositif de calcul de taux de glissement, système, véhicule, dispositif de stockage WO2019127506A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201780037142.7A CN109843609B (zh) 2017-12-29 2017-12-29 轮胎监测方法、形变率计算装置、系统、车辆、存储装置
PCT/CN2017/120234 WO2019127506A1 (fr) 2017-12-29 2017-12-29 Procédé de surveillance de pneus, dispositif de calcul de taux de glissement, système, véhicule, dispositif de stockage
CN201880002447.9A CN109414968A (zh) 2017-12-29 2018-01-31 轮胎监测方法、滑移率计算装置、系统、车辆、存储装置
PCT/CN2018/074829 WO2019127830A1 (fr) 2017-12-29 2018-01-31 Procédé de surveillance de pneu, dispositif de calcul de taux de glissement, système, véhicule, et dispositif de stockage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/120234 WO2019127506A1 (fr) 2017-12-29 2017-12-29 Procédé de surveillance de pneus, dispositif de calcul de taux de glissement, système, véhicule, dispositif de stockage

Publications (1)

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WO2019127506A1 true WO2019127506A1 (fr) 2019-07-04

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PCT/CN2018/074829 WO2019127830A1 (fr) 2017-12-29 2018-01-31 Procédé de surveillance de pneu, dispositif de calcul de taux de glissement, système, véhicule, et dispositif de stockage

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EP4190651A1 (fr) 2021-12-02 2023-06-07 Volvo Truck Corporation Systèmes de commande de véhicule redondants basés sur des capteurs de pneu
EP4190598A1 (fr) 2021-12-02 2023-06-07 Volvo Truck Corporation Systèmes redondants de commande de véhicule basés sur des capteurs de pneu - estimation de charge

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CN110849286B (zh) * 2019-11-27 2020-10-02 湖南翔龙飞机有限公司 一种飞机轮胎出厂检测装置
CN111532277B (zh) * 2020-06-01 2021-11-30 中国第一汽车股份有限公司 车辆地形识别系统、方法及车辆
CN112498021B (zh) * 2020-12-11 2023-02-10 苏州并作汽车电子有限公司 一种基于轮胎花纹深浅预防爆胎的方法及其系统
CN113232462B (zh) * 2021-05-20 2022-12-02 上海仙塔智能科技有限公司 胎压管理方法、装置及计算机存储介质
CN115534595B (zh) * 2021-06-30 2024-09-10 比亚迪股份有限公司 一种监测系统和监测方法
CN113858963B (zh) * 2021-09-15 2023-04-07 东风柳州汽车有限公司 基于电动车辆的制动方法、系统、介质及车载终端
CN115214272A (zh) * 2022-08-12 2022-10-21 中国第一汽车股份有限公司 胎压监测方法、装置、车辆及存储介质

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