WO2022247445A1 - System for quick power replenishment for storage battery having low battery voltage - Google Patents

System for quick power replenishment for storage battery having low battery voltage Download PDF

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Publication number
WO2022247445A1
WO2022247445A1 PCT/CN2022/083686 CN2022083686W WO2022247445A1 WO 2022247445 A1 WO2022247445 A1 WO 2022247445A1 CN 2022083686 W CN2022083686 W CN 2022083686W WO 2022247445 A1 WO2022247445 A1 WO 2022247445A1
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power
battery
mcu
engine
module
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PCT/CN2022/083686
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French (fr)
Chinese (zh)
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匡小军
韦学军
张庆
刘正璇
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上汽通用五菱汽车股份有限公司
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Publication of WO2022247445A1 publication Critical patent/WO2022247445A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/21—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
    • B60K35/23—Head-up displays [HUD]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/10—Input arrangements, i.e. from user to vehicle, associated with vehicle functions or specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/28—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor characterised by the type of the output information, e.g. video entertainment or vehicle dynamics information; characterised by the purpose of the output information, e.g. for attracting the attention of the driver
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries

Definitions

  • the utility model relates to an automobile application technology, in particular to a system for rapidly replenishing power when a storage battery loses power.
  • the utility model provides a system for quickly replenishing power when the storage battery loses power.
  • the utility model comprises a power detection device, an engine control unit, an instrument module and an engine, wherein the power detection device is respectively connected with the engine control unit and the instrument module, and the output end of the engine control unit is connected with the engine to control the engine to start or closure.
  • the utility model is further improved, and further includes a background controller connected with the power detection equipment, and the background controller includes a second timer for timing the parking time of the vehicle and a communication module for communicating with the outside world.
  • the utility model is further improved, and further includes customer intelligent terminals respectively connected with the background controller and the power detection equipment, and the background controller is connected with the customer intelligent terminal through a communication module.
  • the utility model is further improved.
  • the power detection device includes an MCU, a power monitoring module connected to the MCU, a power conversion unit, a wireless communication unit, a first timer and a CAN transceiver, wherein the power detection module
  • the input end of the battery is connected to the output end of the battery, the output end is connected to the input end of the MCU, the power conversion unit provides power for the MCU, the wireless communication unit is used for wireless communication, and the first timer is used for the power-on time of the battery , start time timing, the CAN transceiver is used to connect with the engine control unit through the CAN bus.
  • the utility model is further improved.
  • the electric quantity detection device is arranged in the entertainment host of the automobile, and shares the wireless communication unit, the MCU and the CAN transceiver of the entertainment host.
  • the power detection module includes voltage dividing resistors R1 and R2, and also includes a diode D1 and a capacitor C1, wherein the resistors R1 and R2 are connected in series, one end is connected to the positive pole of the battery, and the other end is grounded.
  • the acquisition port of the MCU is connected between resistors R1 and R2, the anode of the diode D1 and one end of the capacitor C1 are respectively grounded, and the cathode of the diode D1 and the other end of the capacitor C1 are respectively connected to the acquisition port of the MCU.
  • the utility model is further improved, and further includes a current-limiting resistor R3 connected in series between the voltage dividing resistor and the acquisition port of the MCU.
  • the utility model is further improved.
  • the instrument module includes a display unit.
  • the unit displays battery power loss prompt and remaining fuel information.
  • the utility model has the beneficial effects of: avoiding the problem of battery power loss in various parking and driving conditions; avoiding the problem of battery power loss caused by abnormal monitoring of the battery; the whole vehicle does not need multi-scheme testing Verification, reducing test resources and equipment resources; users can quickly replenish power with one button through the customer's smart terminal, providing users with greater convenience.
  • Fig. 1 is a structural representation of the utility model
  • Fig. 2 is a structural schematic diagram of the entertainment host of the present invention.
  • Figure 3 is a schematic diagram of the electric power detection module circuit.
  • the utility model includes T-ICE, TSP background, mobile phone client, IC and engine control unit ECM, wherein, the existing T-ICE of the car is integrated with the power detection equipment to realize the power loss of the car, Therefore, in the case of vehicle communication, the vehicle does not need multi-scheme test verification, reducing test resources, equipment resources, and saving development costs.
  • the purpose and connection relationship of each module are as follows:
  • T-ICE Entertainment host with Internet connection function
  • the central control screen displays the battery power loss prompt, and restricts the work of the central control screen, and sends the battery power loss prompt to IC, ECM and the background;
  • IC instrument: The instrument displays the battery power loss prompt; displays and sends the remaining fuel information;
  • ECM Engine Control Unit
  • TSP Transmissions Service Provider, content service provider
  • background car storage time timing, and send battery power loss reminder to the mobile phone
  • Mobile phone client After receiving the battery power loss prompt message, it supports communication with T-ICE, so as to start the engine with one key through the engine control unit and quickly replenish power.
  • the utility model can monitor battery power in all scenarios and all-weather, combined with vehicle parking timing and power-on timing, comprehensively and reasonably conduct user behavior guidance and battery power loss prompts, and can also be directly sent by T-ICE.
  • the generator control unit controls the generator to start to charge the battery, and sends the charging status and generator status to the user client through the TSP background, so that it can understand the running status of the vehicle.
  • this example adds a one-button fast charging function.
  • the user When the user is inconvenient to manually start the vehicle, he can quickly start the vehicle on the mobile phone to charge the battery. At the same time, the vehicle supports increasing the idle speed to increase the battery charging efficiency.
  • the T-ICE of this example includes an MCU, a power monitoring module connected to the MCU, a power conversion unit, a wireless communication unit, a first timer, and a CAN transceiver, wherein the power detection module
  • the input end of the battery is connected to the output end of the battery, the output end is connected to the input end of the MCU, the power conversion unit provides power for the MCU, the wireless communication unit is used for wireless communication, and the first timer is used for powering on the battery.
  • the CAN transceiver is used to connect with the engine control unit through the CAN bus, and realize the CAN communication of the whole vehicle through the CAN transceiver.
  • the wireless communication unit in this example includes a communication module that integrates a 4G/5G module and a GNSS positioning module, and can also be a WIFI module.
  • the power detection module in this example includes voltage dividing resistors R1 and R2, and also includes a diode D1 and a capacitor C1, wherein the resistors R1 and R2 are connected in series, one end is connected to the positive pole of the battery, and the other end is grounded.
  • the acquisition port of the MCU is connected between resistors R1 and R2, the anode of the diode D1 and one end of the capacitor C1 are respectively grounded, and the cathode of the diode D1 and the other end of the capacitor C1 are respectively connected to the acquisition interface of the MCU.
  • the MCU detects the voltage value of point a within 30s through the AD acquisition port and performs filtering processing, and the MCU compares the current battery voltage with the set preset power alarm value.
  • Resistor R3 is used as a current limiting resistor to prevent excessive current from damaging the AD acquisition port of the MCU.
  • Diode D1 uses a 3.9V Zener tube to prevent overvoltage damage to the AD port, and capacitor C1 increases the anti-interference ability for the power monitoring circuit.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

A system for quick power replenishment for a storage battery having low battery voltage, comprising: a power measurement device, an engine control unit, an instrument module, and an engine. The power measurement device is separately connected to the engine control unit and the instrument module, and an output end of the engine control unit is connected to the engine to control the engine to start up or shut down. The system for quick power replenishment for a storage battery having low battery voltage prevents the problem of low battery voltage of storage batteries that occurs under various parking and driving conditions.

Description

一种蓄电池亏电快速补电系统A rapid power replenishment system for battery power loss 技术领域technical field
本实用新型涉及一种汽车应用技术，尤其涉及一种蓄电池亏电快速补电系统。The utility model relates to an automobile application technology, in particular to a system for rapidly replenishing power when a storage battery loses power.
背景技术Background technique
现有车型在ACC或者ON档时，检测到蓄电池电压过低，则在仪表上进行文字提示：12V蓄电池电压过低，请行驶充电，但是仍然存在以下问题：When the existing models are in ACC or ON gear, if the battery voltage is detected to be too low, a text prompt will be displayed on the instrument: 12V battery voltage is too low, please drive and charge, but the following problems still exist:
1)、蓄电池亏电提示仅仅在ACC或者ON档进行，在OFF档下没有提示，无法规避OFF状态下，特别是长时间停放车辆场景下的蓄电池亏电问题；1) The battery power loss reminder is only performed in ACC or ON gear, and there is no prompt in OFF gear, which cannot avoid the battery power loss problem in the OFF state, especially in the scene of long-term parking;
2)、蓄电池亏电后，只是提示用户充电，并没有好的补电措施；2) After the battery loses power, it only reminds the user to charge, and there are no good measures to replenish power;
3)、在长时间停放后，车辆出现亏电情况，且用户不方便启动车辆时，既不能提醒用户蓄电池亏电，也不能远程控制车辆启动给蓄电池充电。3) After a long period of parking, the vehicle has a power deficit and it is inconvenient for the user to start the vehicle, neither can the user be reminded that the battery is low, nor can the vehicle be remotely controlled to start charging the battery.
实用新型内容Utility model content
为解决现有技术中的问题，本实用新型提供一种蓄电池亏电快速补电系统。In order to solve the problems in the prior art, the utility model provides a system for quickly replenishing power when the storage battery loses power.
本实用新型包括电量检测设备、发动机控制单元、仪表模块和发动机，其中，所述电量检测设备分别与发动机控制单元和仪表模块相连，所述发动机控制单元的输出端与发动机相连，控制发动机启动或关闭。The utility model comprises a power detection device, an engine control unit, an instrument module and an engine, wherein the power detection device is respectively connected with the engine control unit and the instrument module, and the output end of the engine control unit is connected with the engine to control the engine to start or closure.
本实用新型作进一步改进，还包括与电量检测设备相连的后台控制器，所述后台控制器包括一用于对车辆停放时间计时的第二计时器和与外界通信的通信模块。The utility model is further improved, and further includes a background controller connected with the power detection equipment, and the background controller includes a second timer for timing the parking time of the vehicle and a communication module for communicating with the outside world.
本实用新型作进一步改进，还包括分别与后台控制器和电量检测设备相连的客户智能终端，所述后台控制器通过通信模块与客户智能终端相连。The utility model is further improved, and further includes customer intelligent terminals respectively connected with the background controller and the power detection equipment, and the background controller is connected with the customer intelligent terminal through a communication module.
本实用新型作进一步改进，所述电量检测设备包括MCU、分别与MCU相连的电量监测模组、电源转换单元、无线通信单元、第一计时器和CAN收发器，其中，所述电量检测模组的输入端与电池输出端相连，输出端与MCU的输入端相连，所述电源转换单元为MCU提供电源，所述无线通信单元用于无线通信、所述第一计时器用于对蓄电池上电时间、启动时间计时，所述CAN收发器用于通过CAN总线与发动机控制单元相连。The utility model is further improved. The power detection device includes an MCU, a power monitoring module connected to the MCU, a power conversion unit, a wireless communication unit, a first timer and a CAN transceiver, wherein the power detection module The input end of the battery is connected to the output end of the battery, the output end is connected to the input end of the MCU, the power conversion unit provides power for the MCU, the wireless communication unit is used for wireless communication, and the first timer is used for the power-on time of the battery , start time timing, the CAN transceiver is used to connect with the engine control unit through the CAN bus.
本实用新型作进一步改进，所述电量检测设备设置在汽车的娱乐主机内，共用娱乐主机的无线通信单元、MCU和CAN收发器。The utility model is further improved. The electric quantity detection device is arranged in the entertainment host of the automobile, and shares the wireless communication unit, the MCU and the CAN transceiver of the entertainment host.
本实用新型作进一步改进，所述电量检测模组包括分压电阻R1和R2，还包括二极管D1、电容C1，其中，所述电阻R1和R2串联，一端与蓄电池正极相连，另一端接地，所述 MCU的采集端口接电阻R1和R2之间，所述二极管D1的正极和电容C1的一端分别接地，二极管D1的负极和电容C1的另一端分别接MCU的采集端口。The utility model is further improved. The power detection module includes voltage dividing resistors R1 and R2, and also includes a diode D1 and a capacitor C1, wherein the resistors R1 and R2 are connected in series, one end is connected to the positive pole of the battery, and the other end is grounded. The acquisition port of the MCU is connected between resistors R1 and R2, the anode of the diode D1 and one end of the capacitor C1 are respectively grounded, and the cathode of the diode D1 and the other end of the capacitor C1 are respectively connected to the acquisition port of the MCU.
本实用新型作进一步改进，还包括串联在分压电阻和MCU的采集端口之间的限流电阻R3。The utility model is further improved, and further includes a current-limiting resistor R3 connected in series between the voltage dividing resistor and the acquisition port of the MCU.
本实用新型作进一步改进，所述仪表模块包括显示单元，当蓄电池亏电
Figure PCTCN2022083686-appb-000001
单元显示蓄电池亏电提示和剩余油量信息。 The utility model is further improved. The instrument module includes a display unit.
Figure PCTCN2022083686-appb-000001
The unit displays battery power loss prompt and remaining fuel information.
与现有技术相比，本实用新型的有益效果是：规避各种停车、行车工况下出现的蓄电池亏电问题；规避蓄电池监控异常所带来的蓄电池亏电问题；整车无需多方案测试验证，减少测试资源，设备资源；用户可通过客户智能终端一键快速补电，为用户提供更大的便利性。Compared with the prior art, the utility model has the beneficial effects of: avoiding the problem of battery power loss in various parking and driving conditions; avoiding the problem of battery power loss caused by abnormal monitoring of the battery; the whole vehicle does not need multi-scheme testing Verification, reducing test resources and equipment resources; users can quickly replenish power with one button through the customer's smart terminal, providing users with greater convenience.
附图说明Description of drawings
图1为本实用新型结构示意图；Fig. 1 is a structural representation of the utility model;
图2为本实用新型娱乐主机结构示意图；Fig. 2 is a structural schematic diagram of the entertainment host of the present invention;
图3为电量检测模组电路原理图。Figure 3 is a schematic diagram of the electric power detection module circuit.
具体实施方式Detailed ways
下面结合附图和实施例对本实用新型做进一步详细说明。Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail.
如图1所示，本实用新型包括T-ICE、TSP后台、手机客户端、IC和发动机控制单元ECM，其中，汽车现有的T-ICE融合电量检测设备，实现汽车的亏电补电，从而在整车通信的情况下，使整车无需多方案测试验证，减少测试资源，设备资源，节约开发成本。具体的，各个模块的用途及连接关系如下：As shown in Figure 1, the utility model includes T-ICE, TSP background, mobile phone client, IC and engine control unit ECM, wherein, the existing T-ICE of the car is integrated with the power detection equipment to realize the power loss of the car, Therefore, in the case of vehicle communication, the vehicle does not need multi-scheme test verification, reducing test resources, equipment resources, and saving development costs. Specifically, the purpose and connection relationship of each module are as follows:
1)、T-ICE(带网联功能的娱乐主机)：1), T-ICE (entertainment host with Internet connection function):
a、蓄电池电压采集，并进行蓄电池电量AD(模拟数字)转换；a. Acquisition of battery voltage and AD (analog to digital) conversion of battery power;
b、发动机未启动时，做上电计时；远程启动发动机后，做发动机启动计时；b. When the engine is not started, do power-on timing; after remotely starting the engine, do engine start timing;
c、中控屏显示蓄电池亏电提示，并限制中控屏工作，将蓄电池亏电提示发给IC、ECM及后台；c. The central control screen displays the battery power loss prompt, and restricts the work of the central control screen, and sends the battery power loss prompt to IC, ECM and the background;
2)、IC(仪表)：仪表显示蓄电池亏电提示；显示并发送剩余油量信息；2), IC (instrument): The instrument displays the battery power loss prompt; displays and sends the remaining fuel information;
3)、ECM(发动机控制单元)：控制发动机启动，远程启动状态下，接收到T-ICE发送的蓄电池亏电提示后，将发动机转速控制在1200转；3), ECM (Engine Control Unit): Control the engine start, in the remote start state, after receiving the battery power loss reminder sent by T-ICE, control the engine speed at 1200 rpm;
4)、TSP(Telematics Service Provider，内容服务提供者)后台：汽车存放时间计时，并发送蓄电池亏电提示给手机；4), TSP (Telematics Service Provider, content service provider) background: car storage time timing, and send battery power loss reminder to the mobile phone;
5)、手机客户端：接收到蓄电池亏电提示信息后，支持通过与T-ICE通信，从而通过 发动机控制单元一键启动发动机，快速补电。5) Mobile phone client: After receiving the battery power loss prompt message, it supports communication with T-ICE, so as to start the engine with one key through the engine control unit and quickly replenish power.
本实用新型能够进行全场景下、全天候的蓄电池电量监控，并结合车辆停放计时、上电计时，全面且合理的进行用户行为引导及蓄电池亏电提示，也可以直接由T-ICE直接发送信号给发电机控制单元，控制发电机启动给蓄电池充电，并且将充电状态及发电机状态通过TSP后台发送给用户客户端，使其了解整车运行状态。The utility model can monitor battery power in all scenarios and all-weather, combined with vehicle parking timing and power-on timing, comprehensively and reasonably conduct user behavior guidance and battery power loss prompts, and can also be directly sent by T-ICE. The generator control unit controls the generator to start to charge the battery, and sends the charging status and generator status to the user client through the TSP background, so that it can understand the running status of the vehicle.
增加上电计时以及下电计时策略，规避蓄电池监控系统异常或者极端环境下因蓄电池亏电导致无法启动发动机的问题，同时间接引导用户对车辆使用习惯。Add power-on timing and power-off timing strategies to avoid the problem that the battery monitoring system is abnormal or the engine cannot be started due to battery loss in extreme environments, and at the same time indirectly guide users to use the vehicle.
作为本实用新型的一个实施例，本例增加一键快速补电功能，当用户不方便手动启动车辆时，可在手机端快速启动车辆给蓄电池充电，同时车辆支持提升怠速，增加蓄电池充电效率。As an embodiment of the present invention, this example adds a one-button fast charging function. When the user is inconvenient to manually start the vehicle, he can quickly start the vehicle on the mobile phone to charge the battery. At the same time, the vehicle supports increasing the idle speed to increase the battery charging efficiency.
如图2所示，本例的T-ICE包括MCU、分别与MCU相连的电量监测模组、电源转换单元、无线通信单元、第一计时器和CAN收发器，其中，所述电量检测模组的输入端与电池输出端相连，输出端与MCU的输入端相连，所述电源转换单元为MCU提供电源，所述无线通信单元用于无线通信、所述第一计时器用于对蓄电池上电时间、启动时间计时，所述CAN收发器用于通过CAN总线与发动机控制单元相连，并且通过CAN收发器实现整车CAN通讯。As shown in Figure 2, the T-ICE of this example includes an MCU, a power monitoring module connected to the MCU, a power conversion unit, a wireless communication unit, a first timer, and a CAN transceiver, wherein the power detection module The input end of the battery is connected to the output end of the battery, the output end is connected to the input end of the MCU, the power conversion unit provides power for the MCU, the wireless communication unit is used for wireless communication, and the first timer is used for powering on the battery. 1. Start time timing, the CAN transceiver is used to connect with the engine control unit through the CAN bus, and realize the CAN communication of the whole vehicle through the CAN transceiver.
本例的无线通信单元包括融合4G/5G模组及GNSS定位模组的通信模组，也可以为WIFI模组等。The wireless communication unit in this example includes a communication module that integrates a 4G/5G module and a GNSS positioning module, and can also be a WIFI module.
[根据细则26改正29.04.2022]　
如图3所示，本例的电量检测模组包括分压电阻R1和R2，还包括二极管D1、电容C1，其中，所述电阻R1和R2串联，一端与蓄电池正极相连，另一端接地，所述MCU的采集端口接电阻R1和R2之间，所述二极管D1的正极和电容C1的一端分别接地， 二极管D1的负极和电容C1的另一端分别接MCU的采集接口。[Corrected under Rule 26 29.04.2022]
As shown in Figure 3, the power detection module in this example includes voltage dividing resistors R1 and R2, and also includes a diode D1 and a capacitor C1, wherein the resistors R1 and R2 are connected in series, one end is connected to the positive pole of the battery, and the other end is grounded. The acquisition port of the MCU is connected between resistors R1 and R2, the anode of the diode D1 and one end of the capacitor C1 are respectively grounded, and the cathode of the diode D1 and the other end of the capacitor C1 are respectively connected to the acquisition interface of the MCU.
[根据细则26改正29.04.2022]　
电阻R1和电阻R2将蓄电池的电压进行分压，分压计算得出a点电压值Va=VBAT*R2/(R1+R2)。执行蓄电池电量监测时，即MCU通过AD采集端口检测30s内a点的电压值并进行滤波处理，由MCU比对当前蓄电池电压与设定的预定电量报警值。电阻R3则作为限流电阻，防止电流过大损坏MCU的AD采集端口。二极管D1则使用3.9V的稳压管，防止AD口过压损坏，电容C1则为电量监测电路增加抗干扰能力。[Corrected under Rule 26 29.04.2022]
Resistor R1 and resistor R2 divide the voltage of the storage battery, and calculate the voltage value of point a by dividing the voltage Va=VBAT*R2/(R1+R2). When performing battery power monitoring, the MCU detects the voltage value of point a within 30s through the AD acquisition port and performs filtering processing, and the MCU compares the current battery voltage with the set preset power alarm value. Resistor R3 is used as a current limiting resistor to prevent excessive current from damaging the AD acquisition port of the MCU. Diode D1 uses a 3.9V Zener tube to prevent overvoltage damage to the AD port, and capacitor C1 increases the anti-interference ability for the power monitoring circuit.
以上所述之具体实施方式为本实用新型的较佳实施方式，并非以此限定本实用新型的具体实施范围，本实用新型的范围包括并不限于本具体实施方式，凡依照本实用新型所作的等效变化均在本实用新型的保护范围内。The specific implementation described above is a preferred implementation of the present utility model, and is not intended to limit the specific implementation scope of the present utility model. The scope of the present utility model includes and is not limited to this specific implementation. Equivalent changes are all within the protection scope of the present utility model.

Claims (8)

  1. 一种蓄电池亏电快速补电系统，其特征在于：包括电量检测设备、发动机控制单元、仪表模块和发动机，其中，所述电量检测设备分别与发动机控制单元和仪表模块相连，所述发动机控制单元的输出端与发动机相连，控制发动机启动或关闭。A system for rapidly replenishing electricity when a battery loses electricity, characterized in that it includes a power detection device, an engine control unit, an instrument module, and an engine, wherein the power detection device is connected to the engine control unit and the instrument module respectively, and the engine control unit The output terminal is connected to the engine to control the engine to start or shut down.
  2. 根据权利要求1所述的蓄电池亏电快速补电系统，其特征在于：还包括与电量检测设备相连的后台控制器，所述后台控制器包括一用于对车辆停放时间计时的第二计时器和与外界通信的通信模块。The fast replenishment system according to claim 1, characterized in that: it also includes a background controller connected to the power detection device, and the background controller includes a second timer for timing the parking time of the vehicle and a communication module for communicating with the outside world.
  3. 根据权利要求2所述的蓄电池亏电快速补电系统，其特征在于：还包括分别与后台控制器和电量检测设备相连的客户智能终端，所述后台控制器通过通信模块与客户智能终端相连。The fast replenishment system according to claim 2, characterized in that: it also includes a customer intelligent terminal connected to the background controller and the power detection device respectively, and the background controller is connected to the customer intelligent terminal through a communication module.
  4. 根据权利要求1所述的蓄电池亏电快速补电系统，其特征在于：所述电量检测设备包括MCU、分别与MCU相连的电量监测模组、电源转换单元、无线通信单元、第一计时器和CAN收发器，其中，所述电量检测模组的输入端与电池输出端相连，输出端与MCU的输入端相连，所述电源转换单元为MCU提供电源，所述无线通信单元用于无线通信、所述第一计时器用于对蓄电池上电时间、启动时间计时，所述CAN收发器用于通过CAN总线与发动机控制单元相连。According to claim 1, the system for quickly replenishing power when the storage battery loses power is characterized in that: the power detection device includes an MCU, a power monitoring module connected to the MCU, a power conversion unit, a wireless communication unit, a first timer and CAN transceiver, wherein, the input end of the power detection module is connected to the battery output end, the output end is connected to the input end of the MCU, the power conversion unit provides power for the MCU, and the wireless communication unit is used for wireless communication, The first timer is used to time the power-on time and start-up time of the storage battery, and the CAN transceiver is used to connect with the engine control unit through the CAN bus.
  5. 根据权利要求4所述的蓄电池亏电快速补电系统，其特征在于：所述电量检测设备设置在汽车的娱乐主机内，共用娱乐主机的无线通信单元、MCU和CAN收发器。According to claim 4, the system for rapidly replenishing power when the storage battery loses power is characterized in that: the power detection device is set in the entertainment console of the car, and shares the wireless communication unit, MCU and CAN transceiver of the entertainment console.
  6. 根据权利要求5所述的蓄电池亏电快速补电系统，其特征在于：所述电量检测模组包括分压电阻R1和R2，还包括二极管D1、电容C1，其中，所述电阻R1和R2串联，一端与蓄电池正极相连，另一端接地，所述MCU的采集端口接电阻R1和R2之间，所述二极管D1的正极和电容C1的一端分别接地，二极管D1的负极和电容C1的另一端分别接MCU的采集端口。According to claim 5, the system for quickly replenishing power when the storage battery loses power is characterized in that: the power detection module includes voltage dividing resistors R1 and R2, and further includes a diode D1 and a capacitor C1, wherein the resistors R1 and R2 are connected in series , one end is connected to the positive pole of the battery, the other end is grounded, the acquisition port of the MCU is connected between resistors R1 and R2, the positive pole of the diode D1 and one end of the capacitor C1 are respectively grounded, and the negative pole of the diode D1 is connected to the other end of the capacitor C1 respectively Connect to the acquisition port of the MCU.
  7. 根据权利要求6所述的蓄电池亏电快速补电系统，其特征在于：还包括串联在分压电阻和MCU的采集端口之间的限流电阻R3。The fast replenishment system for battery power loss according to claim 6, further comprising a current limiting resistor R3 connected in series between the voltage dividing resistor and the acquisition port of the MCU.
  8. 根据权利要求1-7任一项所述的蓄电池亏电快速补电系统，其特征在于：所述仪表模块包括显示单元，当蓄电池亏电时，所述显示单元显示蓄电池亏电提示和剩余油量信息。According to any one of claims 1-7, the system for rapidly replenishing power when the battery loses power is characterized in that: the meter module includes a display unit, and when the battery is running out of power, the display unit displays a prompt for the battery running out of power and remaining oil amount of information.
PCT/CN2022/083686 2021-05-26 2022-03-29 System for quick power replenishment for storage battery having low battery voltage WO2022247445A1 (en)

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CN216101961U (en) * 2021-05-26 2022-03-22 上汽通用五菱汽车股份有限公司 Quick complementary system of battery insufficient voltage

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CN216101961U (en) * 2021-05-26 2022-03-22 上汽通用五菱汽车股份有限公司 Quick complementary system of battery insufficient voltage

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