CN217156750U - Storage battery monitoring device and fuel vehicle - Google Patents
Storage battery monitoring device and fuel vehicle Download PDFInfo
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- CN217156750U CN217156750U CN202220838928.7U CN202220838928U CN217156750U CN 217156750 U CN217156750 U CN 217156750U CN 202220838928 U CN202220838928 U CN 202220838928U CN 217156750 U CN217156750 U CN 217156750U
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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Abstract
The application discloses battery monitoring devices and fuel car. This battery monitoring device includes: the storage battery sensor is electrically connected with the storage battery and used for acquiring working parameters of the storage battery; the vehicle control unit is in communication connection with the storage battery sensor and is used for receiving the working parameters of the storage battery sent by the storage battery sensor and determining a charging strategy according to the working parameters; and the display module is in communication connection with the storage battery sensor and responds to the received working parameters of the storage battery sent by the storage battery sensor to display the working parameters. This application can be so that the user more directly perceivedly and accurately acquire the state of battery through increasing display module, perfect the monitoring to the battery to promote the security that the user drove fuel oil car.
Description
Technical Field
The application relates to the technical field of vehicles, in particular to a storage battery monitoring device and a fuel vehicle.
Background
An Intelligent Battery Sensor (IBS) is a device for monitoring a vehicle Battery. When the engine works normally, the generator supplies power to the electrical appliances in the vehicle and charges the storage battery at the same time. Generally, considering the requirement of the quiescent current of the whole vehicle, after the ignition signal of the whole vehicle is extinguished, the IBS enters a standby state, and most other controllers and electronic systems are in a sleep state at this time. When the engine stops working, the electric energy required by the starter, the ignition system and the electric equipment in the vehicle is completely supplied by the storage battery. At the present stage, the electrification process of the whole vehicle is continuously enhanced, and the electric equipment of the whole vehicle is also increased, so that the static current consumption is increased when the vehicle is in a dormant state. The Intelligent Battery Sensor (IBS) can continuously analyze the state of the traditional 12V lead-acid battery no matter whether the engine is in a working state or not, provide information about key parameters of the battery such as the charging state, the functional state (starting capability) and the health state (aging) and the like, enhance the diagnostic capability of the automobile, and in addition, the IBS can also prolong the service life of the battery by improving the charging strategy.
Data interaction of the conventional IBS is completed between a sensor and a Vehicle Control Unit (VCU) through an LIN bus, so that a Vehicle owner cannot directly acquire information related to a storage battery and the latest state of the storage battery, cannot timely find out the problem of quiescent current of the whole Vehicle caused by damage of some controllers, and can feed the storage battery and start the Vehicle more seriously. Particularly in a low-temperature environment, the above problems are more likely to occur, resulting in poor user experience. Therefore, in the prior art, the problems that the monitoring of the storage battery is not intuitive enough and the user experience is poor exist.
SUMMERY OF THE UTILITY MODEL
The purpose of the embodiment of the application is to provide a battery monitoring devices and fuel car for it is not directly perceived inadequately to solve prior art to the monitoring of battery, leads to user experience to feel relatively poor problem.
In order to achieve the above object, a first aspect of the present application provides a battery monitoring device for a fuel vehicle, the battery monitoring device comprising:
the storage battery sensor is electrically connected with the storage battery and used for acquiring working parameters of the storage battery;
the vehicle control unit is in communication connection with the storage battery sensor and is used for receiving the working parameters of the storage battery sent by the storage battery sensor and determining a charging strategy according to the working parameters;
and the display module is in communication connection with the storage battery sensor and responds to the received working parameters of the storage battery sent by the storage battery sensor to display the working parameters.
In the embodiment of the application, the display module is in communication connection with the storage battery sensor through the CAN bus.
In an embodiment of the present application, a display module includes:
the CAN transceiver is connected with the storage battery sensor through a CAN bus and used for receiving differential signals of working parameters and converting the differential signals into digital signals;
the microcontroller is in communication connection with the CAN transceiver and is used for receiving the digital signals sent by the CAN transceiver and sending control instructions and data to the liquid crystal drive board;
and the liquid crystal driving board is in communication connection with the microcontroller, and responds to the received control instruction and the data display working parameters.
In the present embodiment, the microcontroller is an STM32 microcontroller.
In the embodiment of the present application, the liquid crystal driving board is an ILI9341 liquid crystal driving board.
In the embodiment of the application, the vehicle control unit is in communication connection with the battery sensor through the LIN bus.
In an embodiment of the present application, a battery sensor includes:
the current sensor is used for acquiring current data of the storage battery;
the temperature sensor is used for acquiring temperature data of the storage battery;
and the voltage sensor is used for acquiring voltage data of the storage battery.
In the embodiment of the application, the first end of the storage battery sensor is connected with the positive electrode of the storage battery; the negative electrode of the storage battery is connected with the first end of the voltage-dividing resistor, and the second end of the voltage-dividing resistor is grounded;
the first end of the current sensor is connected with the first end of the divider resistor, and the second end of the current sensor is connected with the second end of the divider resistor;
the temperature sensor is connected with the thermistor, and the thermistor is arranged in a preset range of the storage battery;
the voltage sensor is connected with the anode of the storage battery.
In an embodiment of the present application, the operating parameter of the battery comprises at least one of:
the charging and discharging voltage of the storage battery, the charging and discharging current of the storage battery, the charging and discharging state of the storage battery, the working temperature of the storage battery, the static voltage of the storage battery and the static current of the storage battery.
The second aspect of the application provides a fuel vehicle, which comprises the storage battery monitoring device.
Through the technical scheme, the storage battery sensor is electrically connected with the storage battery and used for acquiring the working parameters of the storage battery; the vehicle control unit is in communication connection with the storage battery sensor and is used for receiving the working parameters of the storage battery sent by the storage battery sensor and determining a charging strategy according to the working parameters; and a display module is additionally arranged on the storage battery monitoring device and is in communication connection with the storage battery sensor, so that the display module responds to the received working parameters of the storage battery sent by the storage battery sensor and displays the working parameters. Therefore, the user can more intuitively and accurately acquire the state of the storage battery, the monitoring on the storage battery is perfected, and the safety of driving the fuel vehicle by the user is improved.
Additional features and advantages of embodiments of the present application will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the embodiments of the disclosure, but are not intended to limit the embodiments of the disclosure. In the drawings:
fig. 1 schematically illustrates a structural schematic diagram of a battery monitoring apparatus according to an embodiment of the present application;
fig. 2 schematically shows a structural schematic diagram of a battery monitoring device according to another embodiment of the present application.
Description of the reference numerals
1 battery sensor 2 vehicle control unit
3 display module 11 current sensor
12 temperature sensor 13 voltage sensor
31 CAN transceiver 32 microcontroller
33 liquid crystal driving board 4 accumulator
5 voltage-dividing resistor 6 thermistor
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it should be understood that the specific embodiments described herein are only used for illustrating and explaining the embodiments of the present application and are not used for limiting the embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are referred to in the embodiments of the present application, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
Fig. 1 schematically shows a structural schematic diagram of a battery monitoring device according to an embodiment of the present application. As shown in fig. 1, an embodiment of the present application provides a battery monitoring device, which is applied to a fuel vehicle, and the battery monitoring device may include:
the storage battery sensor 1 is electrically connected with the storage battery and used for acquiring working parameters of the storage battery;
the vehicle control unit 2 is in communication connection with the storage battery sensor 1 and is used for receiving the working parameters of the storage battery sent by the storage battery sensor 1 and determining a charging strategy according to the working parameters;
and the display module 3 is in communication connection with the storage battery sensor 1, and the display module 3 responds to the received working parameters of the storage battery sent by the storage battery sensor 1 and displays the working parameters.
In the embodiment of the application, the battery sensor 1 is electrically connected with a battery of a fuel vehicle, and is a device for realizing monitoring of the vehicle battery. When the engine works normally, the generator supplies power to the electrical appliances in the vehicle and charges the storage battery at the same time. Generally, in consideration of the requirement of the quiescent current of the whole vehicle, after the ignition signal of the whole vehicle is extinguished, the battery sensor 1 enters a standby state, and most other controllers and electronic systems are in a dormant state at this time. When the engine stops working, the electric energy required by the starter, the ignition system and the electric equipment in the vehicle is all supplied by the storage battery. At the present stage, the electrification process of the whole vehicle is continuously enhanced, and the electric equipment of the whole vehicle is also increased, so that the static current consumption is increased when the vehicle is in a dormant state. The battery sensor 1 can continuously analyze the state of a conventional 12 v lead-acid battery regardless of whether the engine is in an operating state, provide information on key parameters of the battery, such as the state of charge, the functional state (starting capability), and the state of health (aging), enhance the diagnostic capability of the vehicle, and in addition, IBS can also extend the battery life by improving the charging strategy. However, data interaction of the battery sensor 1 is only completed between the Vehicle and a Vehicle controller Unit 2 (VCU), so that a Vehicle owner cannot directly acquire information related to the battery and the latest state of the battery, and cannot timely find out the problem of quiescent current of the Vehicle caused by damage of some controllers, and the battery is fed more seriously, and the Vehicle cannot be started. Particularly in a low-temperature environment, the above problem is more likely to occur. Therefore, in the embodiment of the application, the display module 3 is added to the battery monitoring device on the basis of not changing the function of the vehicle control unit 2, and is in communication connection with the battery sensor 1, so that the display module 3 displays the operating parameters of the battery in response to receiving the operating parameters of the battery sent by the battery sensor 1. Therefore, the user can more intuitively and accurately acquire the state of the storage battery, the monitoring on the storage battery is perfected, and the safety of driving the fuel vehicle by the user is improved.
In the embodiment of the present application, the battery monitoring device includes a battery sensor 1, a vehicle control unit 2, and a display module 3. The vehicle control unit 2 and the display module 3 are respectively in communication connection with the battery sensor 1. The storage battery sensor 1 is electrically connected with a storage battery and can acquire working parameters of the storage battery. The battery is a monitoring target of the battery sensor 1. When the engine of the vehicle does not work, the storage battery is used as a power supply of electrical equipment on the vehicle; when the engine of the vehicle works, the engine drives the generator to charge the storage battery so as to supplement the energy consumed by the storage battery.
The battery sensor 1 is used to obtain the operating parameters of the battery. The operating parameters of the storage battery may include, but are not limited to: the charging and discharging voltage of the storage battery, the charging and discharging current of the storage battery, the charging and discharging state of the storage battery, the working temperature of the storage battery, the static voltage of the storage battery, the static current of the storage battery and the like. In one example, the battery sensor 1 may include, but is not limited to, a current sensor, a temperature sensor, and a voltage sensor. The current sensor is used for collecting current data of the storage battery, the temperature sensor is used for collecting temperature data of the storage battery, and the voltage sensor is used for collecting voltage data of the storage battery.
Preferably, the battery sensor 1 may be communicatively connected to the vehicle controller 2 via a Local Interconnect Network (LIN) bus; and is communicatively connected to the display module 3 via a Controller Area Network (CAN) bus. Therefore, the battery sensor 1 transmits the acquired operating parameters of the battery to the vehicle controller 2 through the LIN bus and to the display module 3 through the CAN bus, respectively. In the embodiment of the present invention, the communication method between the battery sensor 1 and the vehicle control unit 2 and the display module 3 is not limited to the communication method of the above embodiment, and may be other communication methods, such as wireless network communication. Compared with other communication modes, the communication transmission efficiency of the battery sensor 1 and the vehicle control unit 2 through the LIN bus and the communication connection of the battery sensor 1 and the display module 3 through the CAN bus is higher.
The vehicle control unit 2 may receive the working parameters of the storage battery sent by the storage battery sensor 1, and determine a charging strategy according to the working parameters. For example, the working strength of the storage battery is calculated and the service life of the storage battery is estimated through the acquired working parameters of the storage battery, and a charging strategy can be specified according to the working strength and the estimated service life of the storage battery, so that the service life of the storage battery is prolonged.
The display module 3 may display the operating parameter of the battery in response to receiving the operating parameter of the battery transmitted from the battery sensor 1. In one example, the display module 3 may include a plurality of components, for example, the display module 3 may include a CAN transceiver, a microcontroller, and a liquid crystal driving board. The CAN transceiver is used for receiving differential signals of working parameters on the CAN bus and converting the differential signals into digital signals; the microcontroller CAN be used for receiving digital signals from the CAN transceiver, storing the digital signals in the memory and sending control instructions and data to the liquid crystal drive board through the control pins and the data pins; the liquid crystal driving board responds to the received control command and data sent by the microcontroller, and displays the data at the corresponding position according to the control command.
Through the technical scheme, the storage battery sensor is electrically connected with the storage battery and used for acquiring the working parameters of the storage battery; the vehicle control unit is in communication connection with the storage battery sensor and is used for receiving the working parameters of the storage battery sent by the storage battery sensor and determining a charging strategy according to the working parameters; and a display module is additionally arranged on the storage battery monitoring device and is in communication connection with the storage battery sensor, so that the display module responds to the received working parameters of the storage battery sent by the storage battery sensor and displays the working parameters. Therefore, the user can more intuitively and accurately acquire the state of the storage battery, the monitoring on the storage battery is perfected, and the safety of driving the fuel vehicle by the user is improved.
Fig. 2 schematically shows a structural schematic diagram of a battery monitoring device according to another embodiment of the present application. As shown in fig. 2, in the embodiment of the present application, the display module 3 may be communicatively connected to the battery sensor 1 through a CAN bus. The CAN bus is a serial communication protocol that is ISO international standardized. In the automotive industry, various electronic control systems have been developed in response to demands for safety, comfort, convenience, low power consumption, and low cost. The data types and reliability requirements for communication between these systems vary. The CAN bus has high performance and reliability, CAN realize real-time and reliable data communication among all nodes, improves the efficiency of data transmission, and enables the display module 3 to synchronously display the working data sent by the storage battery sensor 1.
As shown in fig. 2, in the embodiment of the present application, the display module 3 may include:
the CAN transceiver 31 is connected with the storage battery sensor 1 through a CAN bus and used for receiving differential signals of working parameters and converting the differential signals into digital signals;
the microcontroller 32 is in communication connection with the CAN transceiver 31 and is used for receiving the digital signals sent by the CAN transceiver 31 and sending control instructions and data to the liquid crystal drive board 33;
and the liquid crystal driving board 33 is in communication connection with the microcontroller 32, and the liquid crystal driving board 33 displays the working parameters in response to receiving the control instruction and the data.
Specifically, battery sensor 1 CAN include CAN bus interface, is connected battery sensor 1 and CAN transceiver 31 through the CAN bus, CAN make CAN bus transceiver with the differential signal conversion of operating parameter on the CAN bus digital signal to send digital signal to microcontroller 32. The microcontroller 32 is in communication connection with the CAN transceiver, and is configured to receive and store digital signals of the CAN transceiver in the memory, and send control instructions and data to the liquid crystal driver board 33 through the control pins and the data pins. The control instruction can comprise controlling a liquid crystal driving board to display at a preset position; the data may include operating parameters of the battery and operating conditions of the engine. For example, the vehicle control unit 2 detects that the engine is working, and transmits the working state of the engine to the battery sensor 1, and the battery sensor 1 collects working parameters of the battery, such as voltage data, current data, and the like of the battery. Further, the operating state of the engine and the operating parameters of the battery are sent to the display module 3. The liquid crystal driving board 33 of the display module 3 displays the working state of the engine and the working parameters of the storage battery at the moment in the corresponding area, so that a user can more intuitively and accurately acquire the state of the storage battery. Preferably, in the present embodiment, the microcontroller may be an STM32 microcontroller; the liquid crystal driving board may be an ILI9341 liquid crystal driving board.
As shown in fig. 2, in the exemplary embodiment of the present disclosure, the vehicle control unit 2 may be communicatively connected to the battery sensor 1 via a LIN bus. The LIN bus is a serial communication network defined for a distributed electronic system of an automobile, is a supplement to other automobile multi-path networks such as CAN and the like, and is suitable for application without high requirements on the bandwidth, performance or fault-tolerant function of the network. According to the embodiment of the application, the LIN bus is used for connecting the vehicle control unit 2 and the storage battery sensor 1 in a communication mode, so that the vehicle control unit 2 can more efficiently send instructions to the storage battery sensor 2, and the storage battery sensor 2 can more efficiently send working parameters to the vehicle control unit 2.
In an embodiment of the present application, the operating parameter of the battery comprises at least one of:
the charging and discharging voltage of the storage battery, the charging and discharging current of the storage battery, the charging and discharging state of the storage battery, the working temperature of the storage battery, the static voltage of the storage battery and the static current of the storage battery.
Therefore, in the embodiment of the present application, the battery sensor 1 may include:
a current sensor 11 for acquiring current data of the storage battery 4;
a temperature sensor 12 for acquiring temperature data of the battery 4;
and a voltage sensor 13 for acquiring voltage data of the battery 4.
Specifically, a first end of the battery sensor 1 is connected to the positive electrode of the battery 4; the negative electrode of the storage battery 4 is connected with the first end of the voltage-dividing resistor 5, and the second end of the voltage-dividing resistor 5 is grounded; a first terminal of the current sensor 11 is connected to a first terminal of the voltage dividing resistor 5, and a second terminal of the current sensor 11 is connected to a second terminal of the voltage dividing resistor. By connecting both ends of the current sensor 11 to both ends of the voltage dividing resistor 5, current data of the battery 4 can be acquired.
The temperature sensor 12 is connected to a thermistor 6, such as an NTC resistor, and the thermistor 6 is disposed within a preset range of the battery (the disposed position of the thermistor 6 is not shown in fig. 2), so that temperature data of the battery can be estimated by the temperature of the thermistor. The voltage sensor is connected to the positive electrode of the battery, thereby acquiring voltage data of the battery 4. The mode of acquiring the operating parameter of the battery by the battery sensor 1 according to the present invention is not limited to the mode described in the above embodiment, and may be another mode capable of acquiring the operating parameter of the battery.
The embodiment of the application also provides a fuel vehicle, which comprises the storage battery monitoring device.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.
Claims (10)
1. A battery monitoring device, characterized in that, be applied to fuel oil vehicle, battery monitoring device includes:
the storage battery sensor is electrically connected with the storage battery and used for acquiring working parameters of the storage battery;
the vehicle control unit is in communication connection with the storage battery sensor and is used for receiving the working parameters of the storage battery sent by the storage battery sensor and determining a charging strategy according to the working parameters;
and the display module is in communication connection with the storage battery sensor and responds to the received working parameters of the storage battery sent by the storage battery sensor to display the working parameters.
2. The battery monitoring device of claim 1, wherein the display module is communicatively coupled to the battery sensor via a CAN bus.
3. The battery monitoring device of claim 2, wherein the display module comprises:
the CAN transceiver is connected with the storage battery sensor through a CAN bus and used for receiving the differential signal of the working parameter and converting the differential signal into a digital signal;
the microcontroller is in communication connection with the CAN transceiver and is used for receiving the digital signals sent by the CAN transceiver and sending control instructions and data to the liquid crystal drive board;
the liquid crystal driving board is in communication connection with the microcontroller, and the liquid crystal driving board responds to the received control instruction and data to display the working parameters.
4. The battery monitoring apparatus of claim 3, wherein the microcontroller is an STM32 microcontroller.
5. The battery monitoring device of claim 3, wherein said liquid crystal driver board is an ILI9341 liquid crystal driver board.
6. The battery monitoring device of claim 1, wherein the vehicle control unit is communicatively coupled to the battery sensor via a LIN bus.
7. The battery monitoring device of claim 1, wherein the battery sensor comprises:
the current sensor is used for acquiring current data of the storage battery;
the temperature sensor is used for acquiring temperature data of the storage battery;
and the voltage sensor is used for acquiring voltage data of the storage battery.
8. The battery monitoring device of claim 7, wherein a first end of the battery sensor is connected to a positive pole of the battery; the negative electrode of the storage battery is connected with the first end of the voltage dividing resistor, and the second end of the voltage dividing resistor is grounded;
the first end of the current sensor is connected with the first end of the voltage dividing resistor, and the second end of the current sensor is connected with the second end of the voltage dividing resistor;
the temperature sensor is connected with a thermistor, and the thermistor is arranged in a preset range of the storage battery;
the voltage sensor is connected with the anode of the storage battery.
9. The battery monitoring device of claim 1, wherein the operating parameter of the battery comprises at least one of:
the charging and discharging voltage of the storage battery, the charging and discharging current of the storage battery, the charging and discharging state of the storage battery, the working temperature of the storage battery, the static voltage of the storage battery and the static current of the storage battery.
10. A fuel-burning vehicle, characterized by comprising a battery monitoring device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220838928.7U CN217156750U (en) | 2022-04-12 | 2022-04-12 | Storage battery monitoring device and fuel vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220838928.7U CN217156750U (en) | 2022-04-12 | 2022-04-12 | Storage battery monitoring device and fuel vehicle |
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| Publication Number | Publication Date |
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| CN217156750U true CN217156750U (en) | 2022-08-09 |
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| CN202220838928.7U Active CN217156750U (en) | 2022-04-12 | 2022-04-12 | Storage battery monitoring device and fuel vehicle |
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| CN (1) | CN217156750U (en) |
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- 2022-04-12 CN CN202220838928.7U patent/CN217156750U/en active Active
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