CN113984122A - Power safety detection system for electric automobile - Google Patents
Power safety detection system for electric automobile Download PDFInfo
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- CN113984122A CN113984122A CN202111260421.4A CN202111260421A CN113984122A CN 113984122 A CN113984122 A CN 113984122A CN 202111260421 A CN202111260421 A CN 202111260421A CN 113984122 A CN113984122 A CN 113984122A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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- G—PHYSICS
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention relates to the technical field of automobiles, in particular to a power safety detection system of an electric automobile. The electric automobile power safety detection system comprises an information acquisition module, a data processing module, an alarm module and a display module, wherein the information acquisition module comprises a data acquisition module and a collision acquisition module, the data acquisition module is used for acquiring battery parameter information, the collision detection module is used for collecting collision force information received by a battery, the data processing module is used for analyzing and integrating the collected battery information, and the display module is used for transmitting the analyzed and integrated battery data to a display terminal. The power safety detection system for the electric automobile, provided by the invention, has the advantages that the damage condition of the automobile battery can be detected, so that the power safety of the automobile can be detected.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a power safety detection system of an electric automobile.
Background
The electric automobile is a complex electromechanical device, and the working conditions of the electric automobile are severe, and rapid changes of vibration, temperature and humidity can cause rapid aging and even insulation damage of power cables and other insulating materials, so that the insulation performance of equipment is reduced. This not only affects the proper control of the vehicle, but also endangers personal safety. Therefore, the method has the advantages that the insulation performance between the high-voltage electric device and the vehicle body is accurately measured in real time, and the method has important significance for ensuring the safety of passengers and vehicles and the normal work of electric equipment.
The existing safety measures are generally to adopt a method of cutting off a high-voltage loop of a battery system to block electrical connection, but whether a power battery system is damaged or not is not judged, the safety of the battery system and the damage degree of the battery are difficult to determine, and the power safety of an automobile cannot be detected if the power of the electric automobile is sourced from the battery.
Therefore, it is necessary to provide a new safety detection system for electric vehicle power to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides an electric vehicle power safety detection system which can detect the damage condition of a vehicle battery so as to detect the power safety of a vehicle.
The invention provides a power safety detection system of an electric automobile, which comprises: the information acquisition module comprises a data acquisition module and a collision acquisition module;
the data acquisition module is used for acquiring battery parameter information;
the collision detection module is used for collecting collision force information received by the battery;
the data processing module is used for analyzing and integrating the collected battery information;
and the display module is used for transmitting the analyzed and integrated battery data to a display terminal.
Preferably, the data acquisition module includes voltage sensor and temperature sensor, voltage sensor and temperature sensor locate on the inner wall of battery box for gather the inside voltage of battery and temperature data.
Preferably, the collision detection module comprises a deformation sensor and an acceleration sensor, wherein the deformation sensor and the acceleration sensor are arranged on the outer wall of the battery box and used for collecting deformation amplitude and shaking amplitude information generated when the battery is impacted.
Preferably, the deformation sensor may be a strain gauge sensor or a displacement sensor, and the acceleration sensor may be a piezoelectric acceleration sensor.
Preferably, the information acquisition module adopts an ADS1216 sampling circuit, and is used for acquiring parameter information of the power battery in real time when the electric vehicle runs.
Preferably, the data processing module adopts a TMS320F28M35 controller, and is configured to process the data obtained by the information acquisition module, and then calculate the state parameters of the power battery according to a mathematical model of the power battery.
Preferably, the display module adopts a TPC70627I touch screen for displaying the state parameters of the power battery in real time and transmitting the state parameters to the display terminal.
Preferably, be equipped with the voice broadcast module in the display terminal, can report out the battery data that obtains detecting.
Preferably, the data processing module is connected with an alarm module, and the alarm module is used for giving an alarm when the battery detection data does not meet the requirement.
Preferably, the alarm module comprises a temperature preset valve, a voltage preset valve and a pressure preset valve, and when the temperature, the voltage or the impact pressure inside the battery is greater than the preset value, the alarm module is triggered to give an alarm.
Compared with the related art, the power safety detection system of the electric automobile provided by the invention has the following beneficial effects:
the invention provides a power safety detection system of an electric automobile, which is characterized in that a data acquisition module is firstly used for detecting the temperature and the voltage of an automobile battery, a collision detection module can detect the collision pressure of the battery, then a data processing module analyzes and integrates the acquired battery data, the integrated data information is transmitted to a display terminal through a display module, and if the data is abnormal and has deviation, an alarm module is triggered to give an alarm, so that the damage condition of the automobile battery can be detected, and the power safety of the automobile can be detected.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of a power safety detection system for an electric vehicle according to the present invention;
FIG. 2 is a schematic structural diagram of the power safety detection system of the electric vehicle shown in FIG. 1;
fig. 3 is a schematic structural diagram of the power safety detection system of the electric vehicle shown in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1 to fig. 3, a power safety detection system for an electric vehicle according to an embodiment of the present invention includes:
the information acquisition module comprises a data acquisition module and a collision acquisition module;
the data acquisition module is used for acquiring battery parameter information;
the collision detection module is used for collecting collision force information received by the battery;
the data processing module is used for analyzing and integrating the collected battery information;
the display module is used for transmitting the analyzed and integrated battery data to a display terminal;
the data acquisition module comprises a voltage sensor and a temperature sensor, and the voltage sensor and the temperature sensor are arranged on the inner wall of the battery box and are used for acquiring voltage and temperature data inside the battery;
the collision detection module comprises a deformation sensor and an acceleration sensor, and the deformation sensor and the acceleration sensor are arranged on the outer wall of the battery box and are used for collecting deformation amplitude and shaking amplitude information generated when the battery is impacted;
the deformation sensor can be a strain gauge type sensor or a displacement sensor, and the acceleration sensor can be a piezoelectric type acceleration sensor;
the information acquisition module adopts an ADS1216 sampling circuit and is used for acquiring parameter information of a power battery in real time when the electric vehicle runs;
the data processing module adopts a TMS320F28M35 controller and is used for processing the data obtained by the information acquisition module and then calculating the state parameters of the power battery according to a mathematical model of the power battery;
the display module adopts a TPC70627I touch screen and is used for displaying the state parameters of the power battery in real time and transmitting the state parameters to a display terminal;
the display terminal is provided with a voice broadcasting module which can broadcast the battery data obtained by detection;
the data processing module is connected with an alarm module, and the alarm module is used for giving an alarm when the battery detection data does not meet the requirement;
the alarm module comprises a temperature preset valve, a voltage preset valve and a pressure preset valve, and when the temperature, the voltage or the impact pressure in the battery is greater than the preset value, the alarm module is triggered to give an alarm;
it should be noted that: the automobile battery temperature monitoring system comprises an information acquisition module, a data acquisition module, an acceleration sensor, a data processing module, a display module, a temperature sensor, a voltage sensor, a deformation sensor, a battery and a display terminal, wherein the information acquisition module works, the data acquisition module in the information acquisition module can detect the temperature of an automobile battery through the temperature sensor, the voltage sensor can detect the voltage of the battery, a collision detection module in the information acquisition module can detect the pressure of the battery through the deformation sensor, the acceleration sensor can detect whether the battery falls down to generate displacement, finally the data obtained by detecting the battery can be transmitted to the data processing module, the battery parameters are analyzed through the data processing module, the data are transmitted to the display terminal through the display module after being analyzed and integrated, the data are displayed and watched by people, and the voice broadcasting module in the display terminal can play the transmitted battery data information so as to be heard by the workers, and a temperature preset valve can be used before the data acquisition module, The voltage presetting valve and the pressure presetting valve are used for presetting the maximum temperature, the voltage and the pressure which can be borne by the battery, if the temperature, the voltage or the pressure of the battery analyzed by the battery data processing module are greater than the preset value, the digital-analog processing module can trigger the alarm module to send an alarm to remind a worker that the battery data are abnormal, the damaged condition of the automobile battery can be detected, and therefore the power safety of the automobile can be detected.
The working principle of the electric automobile power safety detection system provided by the invention is as follows: the automobile battery temperature monitoring system comprises an information acquisition module, a data acquisition module, an acceleration sensor, a data processing module, a display module, a temperature sensor, a voltage sensor, a deformation sensor, a battery and a display terminal, wherein the information acquisition module works, the data acquisition module in the information acquisition module can detect the temperature of an automobile battery through the temperature sensor, the voltage sensor can detect the voltage of the battery, a collision detection module in the information acquisition module can detect the pressure of the battery through the deformation sensor, the acceleration sensor can detect whether the battery falls down to generate displacement, finally the data obtained by detecting the battery can be transmitted to the data processing module, the battery parameters are analyzed through the data processing module, the data are transmitted to the display terminal through the display module after being analyzed and integrated, the data are displayed and watched by people, and the voice broadcasting module in the display terminal can play the transmitted battery data information so as to be heard by the workers, and a temperature preset valve can be used before the data acquisition module, The voltage presetting valve and the pressure presetting valve are used for presetting the maximum temperature, the voltage and the pressure which can be borne by the battery, if the temperature, the voltage or the pressure of the battery analyzed by the battery data processing module are greater than the preset value, the digital-analog processing module can trigger the alarm module to send an alarm to remind a worker that the battery data are abnormal, the damaged condition of the automobile battery can be detected, and therefore the power safety of the automobile can be detected.
The circuits and controls involved in the present invention are prior art and will not be described in detail herein.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides an electric automobile power safety detection system which characterized in that includes:
the information acquisition module comprises a data acquisition module and a collision acquisition module;
the data acquisition module is used for acquiring battery parameter information;
the collision detection module is used for collecting collision force information received by the battery;
the data processing module is used for analyzing and integrating the collected battery information;
and the display module is used for transmitting the analyzed and integrated battery data to a display terminal.
2. The electric vehicle power safety detection system of claim 1, wherein the data acquisition module comprises a voltage sensor and a temperature sensor, and the voltage sensor and the temperature sensor are arranged on the inner wall of the battery box and used for acquiring voltage and temperature data inside the battery.
3. The electric vehicle power safety detection system of claim 1, wherein the collision detection module comprises a deformation sensor and an acceleration sensor, and the deformation sensor and the acceleration sensor are arranged on the outer wall of the battery box and used for collecting information of deformation amplitude and shaking amplitude generated when the battery is impacted.
4. The system according to claim 1, wherein the deformation sensor is a strain gauge sensor or a displacement sensor, and the acceleration sensor is a piezoelectric acceleration sensor.
5. The system according to claim 1, wherein the information acquisition module employs an ADS1216 sampling circuit, and is configured to acquire parameter information of the power battery during operation of the electric vehicle in real time.
6. The electric vehicle power safety detection system of claim 1, wherein the data processing module employs a TMS320F28M35 controller for processing the data obtained by the information acquisition module, and then deducing the state parameters of the power battery according to a mathematical model of the power battery.
7. The system of claim 1, wherein the display module employs a TPC70627I touch screen for displaying the status parameters of the power battery in real time and transmitting the status parameters to the display terminal.
8. The electric vehicle power safety detection system according to claim 1, wherein a voice broadcast module is arranged in the display terminal, and battery data obtained through detection can be broadcast.
9. The electric vehicle power safety detection system of claim 1, wherein an alarm module is connected to the data processing module, and the alarm module is configured to alarm when the battery detection data does not meet the requirement.
10. The system according to claim 1, wherein the alarm module comprises a temperature preset valve, a voltage preset valve and a pressure preset valve, and when the temperature, the voltage or the impact pressure inside the battery is greater than the preset value, the alarm module is triggered to alarm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111260421.4A CN113984122A (en) | 2021-10-28 | 2021-10-28 | Power safety detection system for electric automobile |
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| CN202111260421.4A CN113984122A (en) | 2021-10-28 | 2021-10-28 | Power safety detection system for electric automobile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115534674A (en) * | 2022-09-21 | 2022-12-30 | 中国第一汽车股份有限公司 | Battery processing method and device, electronic equipment and computer readable storage medium |
| CN117429261A (en) * | 2023-11-23 | 2024-01-23 | 宁德时代新能源科技股份有限公司 | Method and device for detecting collision of battery, electronic equipment and storage medium |
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| CN113532549A (en) * | 2021-08-27 | 2021-10-22 | 南京邮电大学 | Power battery test system for new energy automobile |
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2021
- 2021-10-28 CN CN202111260421.4A patent/CN113984122A/en active Pending
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| WO2018097536A2 (en) * | 2016-11-24 | 2018-05-31 | 주식회사 엘지화학 | Battery management apparatus |
| CN209719310U (en) * | 2018-12-29 | 2019-12-03 | 深圳时代能创能源科技有限公司 | A kind of BMS battery management system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115534674A (en) * | 2022-09-21 | 2022-12-30 | 中国第一汽车股份有限公司 | Battery processing method and device, electronic equipment and computer readable storage medium |
| CN117429261A (en) * | 2023-11-23 | 2024-01-23 | 宁德时代新能源科技股份有限公司 | Method and device for detecting collision of battery, electronic equipment and storage medium |
| CN117429261B (en) * | 2023-11-23 | 2024-04-12 | 宁德时代新能源科技股份有限公司 | Method and device for detecting collision of battery, electronic equipment and storage medium |
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