WO2016049801A1 - Système de surveillance de l'état de pneus d'automobile - Google Patents

Système de surveillance de l'état de pneus d'automobile Download PDF

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Publication number
WO2016049801A1
WO2016049801A1 PCT/CN2014/087769 CN2014087769W WO2016049801A1 WO 2016049801 A1 WO2016049801 A1 WO 2016049801A1 CN 2014087769 W CN2014087769 W CN 2014087769W WO 2016049801 A1 WO2016049801 A1 WO 2016049801A1
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WO
WIPO (PCT)
Prior art keywords
tire
data
module
warning
automobile
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Application number
PCT/CN2014/087769
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English (en)
Chinese (zh)
Inventor
林祖宏
Original Assignee
林祖宏
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Publication date
Application filed by 林祖宏 filed Critical 林祖宏
Priority to PCT/CN2014/087769 priority Critical patent/WO2016049801A1/fr
Publication of WO2016049801A1 publication Critical patent/WO2016049801A1/fr

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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

Definitions

  • the invention relates to a vehicle tire condition monitoring system, in particular to a monitoring system capable of calculating at least one tire pressure state and at least one tire positioning state by means of monitoring data when the vehicle is running to determine an abnormal condition of the automobile tire. .
  • the existing pressure detection system is used to monitor the internal air pressure of each pneumatic tire of a car, and provides a warning signal when the internal air pressure in one or more automobile tires is dangerously high or low. Give the driver.
  • the above warning signal is generated by an RF signal generator controlled by a microprocessor connected to the tire pressure sensor, when the sensor measures the inner tire The pressure is outside a predetermined normal operating range. When a high pressure condition or a low pressure condition is met, the warning signal is generated. The warning signal is transmitted to the receiver of the car to visually or audibly. Warn the driver.
  • the above-mentioned tire pressure sensor is mainly used to detect the internal air pressure of the tire, but such a detection method can only target the tire pressure state of the tire, but it is not clear about the overall state of the automobile, especially different.
  • the tire tire pressure state is different, it will have different degrees of influence on the car, but the influence is not judged and detected by the pressure detecting system generally using the tire pressure sensor;
  • the hardware cost is high, the installation is not easy, and the tires after installation must be adjusted.
  • the labor cost is high, the battery must be installed, the battery should be replaced regularly, and if the adjustment is not accurate at high speed, the tire speed imbalance may occur.
  • Danger and the inability to monitor the positional deviation of the tire are also the shortcomings of the pressure detection system that generally uses the tire pressure sensor. Therefore, how to improve the shortcomings will be an urgent problem to be solved.
  • the data monitored during driving of the vehicle can be retrieved to further calculate at least one tire pressure state and at least one tire positioning state, it is possible to determine whether the tire of the automobile is determined by the difference between the tire pressure state and the tire positioning state. In an abnormal situation, this should be an optimal solution.
  • the present invention provides a vehicle tire condition monitoring system capable of calculating at least one tire pressure state and at least one tire positioning state by using data monitored during running of a vehicle, and calculating a difference between the tire pressure state and the tire positioning state. To determine the abnormal condition of the car tires.
  • the above-mentioned automobile tire condition monitoring system can be realized, which is installed on a vehicle, and the automobile tire condition monitoring system is used for detecting a tire leakage state of the automobile, and the automobile tire condition monitoring system comprises: a control area bus bar module, Connected to the automobile for capturing monitoring data of the automobile, the monitoring data is rotational speed data of at least one tire of the automobile, vehicle speed data, pressure data of an electronic suspension system (ECS), engine speed data, Throttle data, gear state, rotation angle data of the steering wheel, GPS device speed data and GPS driving direction data; a storage module for storing operational parameters and determining required parameters; a central computing module, and the control area bus The module and the storage module are connected, and the control area bus module can transmit monitoring data to the central computing module, and the central computing module can further calculate at least one tire pressure state and at least one tire positioning state by using the monitoring data.
  • ECS electronic suspension system
  • a data transmission and receiving module is connected to the control area bus module, the central operation module and the storage module for receiving and transmitting The monitoring data and the analysis status data;
  • a warning module is connected to the central computing module, and the tire pressure state or the tire positioning state calculated by the central computing module is not within the range of the normal standard value, and a warning message is output To the warning module, the warning module is used to warn the abnormal condition of the tire.
  • the data transmission and reception module is capable of transmitting data in a wired and wireless transmission mode.
  • the wired mode of the data transmission and reception module is a universal asynchronous transceiver that transmits monitoring data and analysis status data.
  • the universal asynchronous transceiver transmitter is a UART or RS-232.
  • the wireless mode of the data transmission and reception module transmits the monitoring data and the analysis status data by using Bluetooth, a wireless area network (Wi-Fi) or a wireless communication network.
  • Wi-Fi wireless area network
  • the wireless communication network is 3G, 3.5G or 4G.
  • the warning module has at least one speaker and at least one light-emitting element.
  • the warning module receives the warning information, and can warn the driving of the automobile in a sound and light condition.
  • the data transmission and receiving module is further connected with a smart phone with warning monitoring software, a GPS function module, and a cloud server with warning monitoring software and connected with a smart phone, and the data transmission is performed.
  • the cum receiving module can transmit the monitoring data and the analysis status data to the warning monitoring software of the smart phone and the warning monitoring software of the cloud server, and the warning monitoring software of the smart phone and the warning monitoring software of the cloud server. The difference between the calculation results of the tire pressure state and the tire positioning state can be judged by the monitoring data to determine whether the tire pressure state is abnormal.
  • the data transmission and reception module can transmit the monitoring data and the analysis status data to the warning monitoring software of the smart phone, and the warning monitoring software of the smart phone can determine the tire pressure state and the tire positioning state by using the monitoring data. The difference in the operation result is judged whether the tire pressure state is abnormal.
  • the warning monitoring software of the smart phone determines that the tire pressure state or the tire positioning state is abnormal
  • the warning sound, the warning screen, and the abnormal condition of the tire are displayed on the smart phone, and a warning message is generated.
  • the warning information is transmitted to the data transmission and reception module, and the data transmission and reception module transmits the warning information to the central operation module, and the central operation module drives the warning module to warn the abnormal condition of the tire.
  • the smart phone's alert monitoring software is more capable of transmitting the received monitoring data and analysis status data to the cloud server's alert monitoring software.
  • the data transmission and reception module can transmit the monitoring data and the analysis status data to the warning monitoring software of the cloud server, and the warning monitoring software of the cloud server can determine the tire pressure state and the tire positioning state by using the monitoring data. Whether the difference in the calculation result is in or not, and whether the tire pressure state is abnormal.
  • the warning monitoring software of the cloud server determines that the tire pressure state or the tire positioning state is abnormal, a warning message is generated, and the warning information is transmitted to the smart phone warning monitoring software or the data transmission and receiving module.
  • the warning monitoring software of the smart phone receives the warning information, and sends a warning sound, a warning screen and an abnormal condition of the tire on the smart phone, and the data transmission and receiving module receiving the warning information transmits the warning information to the central computing module. And the central computing module drives the warning module to alert the tire to an abnormal condition.
  • the automobile is further provided with at least one electronic device having a display screen, and the electronic device is capable of being connected to the automobile tire condition monitoring system, and the data transmission and receiving module can transmit the monitoring data to The electronic device can determine the difference in the calculation result of the tire pressure state and the tire positioning state by using the monitoring data to determine whether the tire pressure state is abnormal.
  • the electronic device determines that the tire pressure state or the tire positioning state is abnormal
  • the abnormal condition of the tire is displayed, and a warning message is generated to transmit the warning information to the data transmission and reception module, by the data.
  • the transmission and receiving module transmits the warning information to the central computing module, and the central computing module drives the warning module to alert the tire to an abnormal condition.
  • the electronic device determines that the tire pressure state or the tire positioning state is abnormal, a warning sound, a warning screen, and an abnormal condition of the tire are displayed.
  • the automobile is further provided with at least one on-board automatic diagnosis system plug, and the on-board automatic diagnosis system plug is provided with an on-board automatic diagnosis system socket, and the control area bus of the automobile tire condition monitoring system is arranged.
  • the module, the storage module, the central computing module, the data transmission and receiving module and the warning module can be built in the socket of the onboard automatic diagnosis system.
  • FIG. 1A is a schematic view showing the overall structure of a vehicle tire condition monitoring system of the present invention.
  • FIG. 1B is a schematic view showing the structure of an automobile tire condition monitoring system of the automobile tire condition monitoring system of the present invention.
  • FIG. 2 is a flow chart of tire leakage monitoring of the automobile tire condition monitoring system of the present invention.
  • FIG. 3 is a flow chart of tire positioning monitoring of the automobile tire condition monitoring system of the present invention.
  • FIG. 4 is a block diagram of another implementation of the automobile tire condition monitoring system of the present invention.
  • FIG. 1A and FIG. 1B are schematic diagrams showing the overall structure of a vehicle tire condition monitoring system and a schematic diagram of an automobile tire condition monitoring system.
  • the automobile tire condition monitoring system 11 is disposed on a car 1 and includes A control area bus bar module 111 (CAN Bus, a storage module 112, a central computing module 113, a data transmission and receiving module 114, and a warning module 115, wherein the control area bus bar module 111 is connected to the car 1, since the car 1 has an ABS Device 12, steering wheel brake gear device 13), GPS device 14 and electronic suspension system 17 (ECS), so when the car 1 is walking, the ABS device 13 of each tire sends the angular velocity data of the tire rotation in real time.
  • a control area bus bar module 111 CAN Bus
  • storage module 112 a storage module 112
  • central computing module 113 a central computing module 113
  • a data transmission and receiving module 114 a warning module 115
  • the control area bus bar module 111 is connected to the car 1, since the car 1 has an
  • control area bus bar module 111 Go to the control area bus bar module 111 to collect the angular velocity of each tire, calculate the analysis process and monitor the data as needed (at least one tire speed data, electronic suspension system 17 (ECS) pressure data, vehicle speed) Data, engine speed data, gear position data, throttle data, steering wheel rotation angle data, GPS device speed and GPS driving direction data are transmitted to the control area bus bar module 111;
  • ECS electronic suspension system 17
  • the storage module 112 is configured to store the normal parameter values (or error values) of the operation parameters and various data, and the control area bus bar module 111 transmits the monitoring data to the control area bus bar module 111 and the storage module 112.
  • the central computing module 113 can further calculate at least one tire pressure state and at least one tire positioning state by using the monitoring data, and compare the tire pressure state and the tire positioning state with each other to obtain a difference, and the difference is compared with a standard value stored in the storage module 112 to determine an analysis state data;
  • the cumulative rotation angle (total rotation angle) 201 of each tire is calculated at the ABS tire angular velocity, and the error 202 caused by the corrected turning at the rotation angle of the steering wheel is performed;
  • Slight air leak condition When the tire pressure is between the normal standard value and the normal standard value of 80%, it is judged as a slight air leak condition. The system will prompt the driving of the car to measure the tire pressure value of the tire and check Abnormal condition.
  • Moderate air leakage When the tire pressure is between 80% of the normal standard value and 40% of the normal standard value, it is a moderate air leak condition, suggesting that the driving of the car should be measured as soon as possible to the tire line. Press the value and do the necessary tire repair.
  • the accumulated vehicle walking distance obtained by the vehicle speed is compared and calculated 209, when the accumulated condition of the tire is greater than the GPS distance
  • the calculated cumulative travel distance of the vehicle (when the difference is greater than the error value) 210 means that the tire has a leak condition, which means that all the tires have a leak condition, and in this state, it can be targeted for air leakage.
  • the severity of the tire is issued a warning 208;
  • the tire leakage condition can be divided into three types of severity (slight leakage condition, moderate air leakage condition, severe air leakage condition) 214.
  • the central computing module outputs a warning message to the warning module 115 to issue a warning 208 to the severity of the leaking tire to notify the warning.
  • the module 115 can warn the driving of the car 1 with a sound or a light number, or display a warning condition and a processing method for the smart phone 2.
  • Tire positioning monitoring (as shown in Figure 3):
  • the absolute value of the error of the average angular velocity of each tire After accumulating the absolute value of the error of the average angular velocity of each tire, it can further determine whether the error is greater than the normal standard value (when the difference is greater than the error value) 305, if not, it indicates that the tire positioning is normal 306, and if so, according to this value
  • the size of the tire can be judged as the positional deviation condition 307. When the error is larger, the positioning offset is larger, and then the warning 308 is issued for the deviation tire.
  • the tire pressure of the abnormal tire is lower than the normal standard value, the angular velocity will be greater than the angular velocity of the tire of the other normal tire pressure, so the tire can be monitored by comparison.
  • the pressure is abnormal. If the tire pressure of the abnormal tire is higher than the normal standard value, the angular velocity of the tire will be smaller than that of the other normal tire pressure, and thus the tire tire pressure abnormality can be monitored by a comparative method.
  • the speed obtained by the control area bus bar module 111 is higher than that of the GPS.
  • the speed of the data is still large, so comparing the two vehicle speed values can detect the abnormality of the tire pressure of the previous pair of tires. If the tire pressure of the pair of tires is higher than the normal standard value at the same time, the speed of the vehicle obtained by the control area bus bar module 111 will be higher than that of the GPS because the rotation angular velocity becomes smaller. The speed of the data is still small, so comparing the two vehicle speed values can detect the abnormality of the tire pressure of the previous pair of tires.
  • Tire tire pressure is abnormal. There is one point that needs to be dealt with here: that is, to determine which tire pressure is normal, this can be GPS The speed of the car is compared with the angular velocity of each tire and the value of the speed is compared to determine the tire with a normal tire pressure. Similarly, it can be judged that the tire pressure of the three tires is higher than the normal standard value at the same time.
  • the vehicle speed data and the GPS driving direction data can be obtained by the GPS device 14 in the vehicle, and the vehicle speed is sent to the control area bus bar module 111. Since the data transmission and reception module 114 can receive and transmit the monitoring data and the analysis status data, the The data transmission and receiving module is further connected with a smart phone 2 having a warning monitoring software 21, a GPS function module 22, and a cloud server 3 having an alert monitoring software 31 and connected to the smart phone 2, so the GPS The vehicle speed data can also be obtained by the GPS function module 22 built into the smartphone.
  • the data transmission and reception module 114 can transmit the monitoring data and the analysis status data to the alert monitoring software 21 of the smart phone 2 and the alert monitoring software 31 of the cloud server 3, the alert of the smart phone 2
  • the monitoring software 21 and the warning monitoring software 31 of the cloud server 3 can compare the calculation result difference between the tire pressure state and the tire positioning state with the normal value stored in the storage module 112 by the monitoring data, and determine whether the tire pressure is abnormal.
  • the distribution of smart phones and cloud servers according to the following rules:
  • the automobile 1 is further provided with at least one electronic device 15 having a display screen 151, which is built with a normal standard value and can be connected with the automobile tire condition monitoring system 11, and the data transmission and receiving module 114 is capable of transmitting monitoring data to the electronic device 15, and the electronic device 15 can determine, by the monitoring data, whether the tire pressure state and the tire positioning state are within a range of a normal standard value, so when a tire leakage condition occurs,
  • the electronic device displays a warning screen, a warning condition, and a processing method with a sound and a display screen.
  • the automobile 1 is further provided with at least one onboard automatic diagnosis system plug 16 (OBD plug), and the onboard automatic diagnosis system plug 16 is provided with an onboard automatic diagnosis system socket 4 (OBD socket).
  • OBD plug onboard automatic diagnosis system plug 16
  • OBD socket onboard automatic diagnosis system socket 4
  • the vehicle tire condition monitoring system 41 is connected to the vehicle automatic diagnosis system socket 4, and the automobile tire condition monitoring system 41 is connected to the vehicle automatic diagnosis socket operation system; the automobile tire condition monitoring system 41 includes a control area bus bar module 411.
  • the storage module 412, the central operation module 413, the data transmission and reception module 414, and the warning module 415 are examples of the vehicle tire condition monitoring system 41.
  • the invention can calculate a tire pressure state and a tire positioning state by using the data monitored during running of the automobile, and can determine the abnormal condition of the automobile tire by the tire pressure state and the tire positioning state.
  • the invention Compared with the pressure detecting system generally using the tire pressure sensor, the invention has the advantages of low hardware cost, easy installation and no need to make any adjustment after installation, low labor cost, no need to install battery and can monitor tire positioning.
  • the advantage of the offset condition Compared with the pressure detecting system generally using the tire pressure sensor, the invention has the advantages of low hardware cost, easy installation and no need to make any adjustment after installation, low labor cost, no need to install battery and can monitor tire positioning.
  • the advantage of the offset condition is Compared with the pressure detecting system generally using the tire pressure sensor, the invention has the advantages of low hardware cost, easy installation and no need to make any adjustment after installation, low labor cost, no need to install battery and can monitor tire positioning.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Measuring Fluid Pressure (AREA)

Abstract

L'invention concerne un système (11) de surveillance de l'état de pneus d'automobile disposé sur une automobile (1) et utilisé pour détecter l'état de fuite et l'état de positionnement du pneu d'automobile, comportant un module (111) de barre omnibus de zone de commande, un module (112) de mémoire, un module central (113) d'exploitation et un module (114) d'émission et de réception de données. Lorsque l'automobile fonctionne, le module de barre omnibus de zone de commande recueille les données comportant les données de vitesse d'au moins un pneu, des données d'appuis sous pression d'une suspension à régulation électronique (ECS) (17), des données de vitesse du véhicule, des données de vitesse du moteur, des données de commande des gaz, des données d'état de rapport de transmission, des données d'angle de rotation du volant de direction et des données de vitesse d'un dispositif de GPS, et les données sont envoyées au module central d'exploitation en vue d'un traitement et d'une analyse pour calculer en outre l'état de pression d'au moins un pneu et l'état de positionnement d'au moins un pneu, et le résultat opérationnel de l'état de pression du pneu et celui de l'état de positionnement du pneu sont comparés pour déterminer un état anormal du pneu et pour avertir de l'état anormal du pneu avec un module (115) d'avertissement.
PCT/CN2014/087769 2014-09-29 2014-09-29 Système de surveillance de l'état de pneus d'automobile WO2016049801A1 (fr)

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PCT/CN2014/087769 WO2016049801A1 (fr) 2014-09-29 2014-09-29 Système de surveillance de l'état de pneus d'automobile

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Cited By (11)

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CN107878128A (zh) * 2017-12-13 2018-04-06 上海为彪汽配制造有限公司 保修写入系统及记录胎压监测器测信息的数据采集装置
CN107933218A (zh) * 2017-12-06 2018-04-20 东风商用车有限公司 一种汽车胎压异常自动减速系统及其控制方法
CN109968924A (zh) * 2017-12-27 2019-07-05 胡夫·许尔斯贝克和福斯特有限及两合公司 用于运行轮胎压力监视单元的方法
CN111028531A (zh) * 2019-12-26 2020-04-17 苏州智加科技有限公司 提示方法、装置、自动驾驶车辆及存储介质
CN111731047A (zh) * 2020-05-21 2020-10-02 江阴市创新气门嘴有限公司 一种基于ftp协议的蓝牙数据接收方法
CN112750227A (zh) * 2021-01-11 2021-05-04 大连海威特机械有限公司 一种矿用汽车行车动负荷监测系统
CN113370724A (zh) * 2021-07-13 2021-09-10 北京福田戴姆勒汽车有限公司 胎压监测自学习方法、胎压监测系统及设备和车辆
CN113459733A (zh) * 2021-08-06 2021-10-01 常州禄安汽车科技有限公司 一种判断车辆四轮同时缺气的方法
CN114074629A (zh) * 2021-12-08 2022-02-22 桂林电子科技大学 一种基于深度学习的汽车轮胎防钉扎装置
CN114559775A (zh) * 2022-03-31 2022-05-31 中国第一汽车股份有限公司 一种汽车轮胎异常识别系统及识别方法
CN116039299A (zh) * 2023-01-17 2023-05-02 东风柳州汽车有限公司 车辆轮端状态监测方法、装置、设备及存储介质

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Cited By (16)

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Publication number Priority date Publication date Assignee Title
CN107933218A (zh) * 2017-12-06 2018-04-20 东风商用车有限公司 一种汽车胎压异常自动减速系统及其控制方法
CN107878128A (zh) * 2017-12-13 2018-04-06 上海为彪汽配制造有限公司 保修写入系统及记录胎压监测器测信息的数据采集装置
CN107878128B (zh) * 2017-12-13 2024-02-27 上海为彪汽配制造有限公司 保修写入系统及记录胎压监测器测信息的数据采集装置
CN109968924B (zh) * 2017-12-27 2021-10-15 胡夫保隆电子布雷滕有限责任公司 用于运行轮胎压力监视单元的方法
CN109968924A (zh) * 2017-12-27 2019-07-05 胡夫·许尔斯贝克和福斯特有限及两合公司 用于运行轮胎压力监视单元的方法
CN111028531A (zh) * 2019-12-26 2020-04-17 苏州智加科技有限公司 提示方法、装置、自动驾驶车辆及存储介质
CN111028531B (zh) * 2019-12-26 2022-02-08 苏州智加科技有限公司 提示方法、装置、自动驾驶车辆及存储介质
CN111731047A (zh) * 2020-05-21 2020-10-02 江阴市创新气门嘴有限公司 一种基于ftp协议的蓝牙数据接收方法
CN112750227A (zh) * 2021-01-11 2021-05-04 大连海威特机械有限公司 一种矿用汽车行车动负荷监测系统
CN113370724A (zh) * 2021-07-13 2021-09-10 北京福田戴姆勒汽车有限公司 胎压监测自学习方法、胎压监测系统及设备和车辆
CN113459733A (zh) * 2021-08-06 2021-10-01 常州禄安汽车科技有限公司 一种判断车辆四轮同时缺气的方法
CN113459733B (zh) * 2021-08-06 2023-07-21 常州禄安汽车科技有限公司 一种判断车辆四轮同时缺气的方法
CN114074629A (zh) * 2021-12-08 2022-02-22 桂林电子科技大学 一种基于深度学习的汽车轮胎防钉扎装置
CN114559775A (zh) * 2022-03-31 2022-05-31 中国第一汽车股份有限公司 一种汽车轮胎异常识别系统及识别方法
CN116039299A (zh) * 2023-01-17 2023-05-02 东风柳州汽车有限公司 车辆轮端状态监测方法、装置、设备及存储介质
CN116039299B (zh) * 2023-01-17 2024-03-22 东风柳州汽车有限公司 车辆轮端状态监测方法、装置、设备及存储介质

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