CN111722113A - Battery detection method and equipment - Google Patents

Battery detection method and equipment Download PDF

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Publication number
CN111722113A
CN111722113A CN202010590864.9A CN202010590864A CN111722113A CN 111722113 A CN111722113 A CN 111722113A CN 202010590864 A CN202010590864 A CN 202010590864A CN 111722113 A CN111722113 A CN 111722113A
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China
Prior art keywords
battery
reference value
vehicle
parameter reference
determining
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CN202010590864.9A
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Chinese (zh)
Inventor
瞿松松
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Autel Intelligent Technology Corp Ltd
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Autel Intelligent Technology Corp Ltd
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Priority to CN202010590864.9A priority Critical patent/CN111722113A/en
Publication of CN111722113A publication Critical patent/CN111722113A/en
Priority to PCT/CN2021/100816 priority patent/WO2021259153A1/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/3644Constructional arrangements
    • G01R31/3647Constructional arrangements for determining the ability of a battery to perform a critical function, e.g. cranking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric 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
    • B60R16/02Electric 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
    • B60R16/03Electric 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 supply of electrical power to vehicle subsystems or for
    • B60R16/033Electric 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 supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/367Software therefor, e.g. for battery testing using modelling or look-up tables
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/385Arrangements for measuring battery or accumulator variables
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/392Determining battery ageing or deterioration, e.g. state of health
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/396Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Secondary Cells (AREA)

Abstract

The embodiment of the invention relates to the technical field of automotive electronics, and discloses a battery detection method and equipment, wherein the battery detection method is applied to battery detection equipment, the battery detection equipment is connected with a storage battery of a vehicle through an electric connector, and the method comprises the following steps: inquiring a corresponding relation table of preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain a battery parameter reference value corresponding to the vehicle information; detecting a storage battery of the vehicle to obtain battery parameters; and comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result. The battery detection result is determined by presetting the corresponding relation table of the vehicle information and the battery parameter reference value and combining the battery parameter.

Description

Battery detection method and equipment
Technical Field
The invention relates to the technical field of automotive electronics, in particular to a battery detection method and device.
Background
Battery detection devices, for example: the battery detector is a device for real-time and perfect on-line detection and management of a storage battery of a power supply system. The method is widely applied to the management of power energy storage batteries in the related industries such as electric power, communication, traffic, automobiles and the like.
The conventional battery detector generally determines the starting capability of a starting battery of an automobile through a Cold starting current value (CCA), namely, the CCA value, but because the functions of the automobile are more and more complex, the power supply capability of an electric system on the automobile to the battery is higher, and only the starting capability of the battery is detected, some abnormal batteries which cannot completely meet the full-function use scene of the automobile cannot be detected. Some novel battery detectors on the market can roughly check the residual capacity of the battery, and adopt a unified calculation method for all automobiles to judge whether the battery is normal, so that the calculation error is large.
In the process of implementing the embodiment of the invention, the inventor finds that the related technology has at least the following problems: because the types of automobiles vary widely, the difference between the high, medium and low configurations of different automobiles is large, and the judgment is only carried out through a uniform fixed model, so that a lot of misjudgments can be caused, and the loss is brought to users.
In view of the foregoing, there is a need for improvement in the art.
Disclosure of Invention
The embodiment of the invention aims to provide a battery detection method and equipment, which solve the technical problem that the existing battery abnormity judgment has larger error and improve the accuracy of battery detection.
In order to solve the above technical problems, embodiments of the present invention provide the following technical solutions:
in a first aspect, an embodiment of the present invention provides a battery detection method, which is applied to a battery detection device, where the battery detection device is connected to a storage battery of a vehicle through an electrical connector, and the method includes:
inquiring a corresponding relation table of preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain a battery parameter reference value corresponding to the vehicle information;
detecting a storage battery of the vehicle to obtain battery parameters;
and comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result.
In some embodiments, the querying a preset correspondence table between vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain the battery parameter reference value corresponding to the vehicle information includes:
determining battery characteristics corresponding to the vehicle information according to the corresponding relation table;
and determining a battery parameter reference value corresponding to the battery characteristic according to the battery characteristic.
In some embodiments, the battery parameter reference value is an average value of a plurality of battery parameters obtained after a plurality of detections of the battery including the battery characteristic.
In some embodiments, the battery parameter comprises a battery capacity, the battery parameter reference value comprises a minimum charge threshold, the battery detection result comprises a battery state abnormality and a battery state normality, and the comparing the battery parameter with the battery parameter reference value and determining the battery detection result according to the comparison result comprises:
if the battery capacity is smaller than or equal to the minimum electric quantity threshold value, determining that the battery state of the battery is abnormal;
and if the battery capacity is larger than the minimum electric quantity threshold value, determining that the battery state of the battery is normal.
In some embodiments, the battery parameters further include: the method comprises the following steps that the battery parameter reference value also comprises the nominal cold start capacity, the battery parameter is compared with the battery parameter reference value, the battery detection result is determined according to the comparison result, and the method further comprises the following steps:
if the cold starting capacity of the battery is smaller than the nominal cold starting capacity, determining that the battery state of the battery is abnormal;
and if the cold starting capacity of the battery is larger than or equal to the nominal cold starting capacity, determining that the battery state of the battery is normal.
In some embodiments, the battery parameter further includes a battery voltage, the battery parameter reference value further includes a starting voltage, the comparing the battery parameter with the battery parameter reference value and determining a battery detection result according to the comparison result further includes:
if the battery voltage is smaller than the starting voltage, determining that the battery state of the battery is abnormal;
and if the battery voltage is greater than or equal to the starting voltage, determining that the battery state of the battery is normal.
In some embodiments, the vehicle information includes: VIN information and/or MMY information.
In a second aspect, an embodiment of the present invention provides a battery detection apparatus, including:
the battery detection module is used for detecting the battery parameters of the current automobile and acquiring the battery parameters of the current automobile;
a control module connected to the battery detection module, the control module including:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the battery detection method as described above.
In some embodiments, the battery test apparatus further comprises:
the display module is connected with the control module and used for displaying a user interaction interface so that a user can obtain a battery detection result based on the user interaction interface;
and the cloud service module is connected with the control module and used for uploading the battery detection result to a cloud end for data backup or acquiring vehicle information of the vehicle generated by the cloud end.
In some embodiments, the battery test apparatus further comprises:
and the information input module is connected with the control module and used for acquiring the vehicle information of the vehicle.
The embodiment of the invention has the beneficial effects that: in contrast to the prior art, an embodiment of the present invention provides a battery detection method applied to a battery detection device, where the battery detection device is connected to a storage battery of a vehicle through an electrical connector, and the method includes: inquiring a corresponding relation table of preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain a battery parameter reference value corresponding to the vehicle information; detecting a storage battery of the vehicle to obtain battery parameters; and comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result. The battery detection result is determined by presetting the corresponding relation table of the vehicle information and the battery parameter reference value and combining the battery parameter.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.
Fig. 1 is a schematic diagram of an application scenario provided in an embodiment of the present invention;
fig. 2 is a schematic flow chart of a battery detection method according to an embodiment of the present invention;
fig. 3 is a schematic flow chart illustrating the establishment of the correspondence table according to the embodiment of the present invention;
FIG. 4 is a detailed flowchart of step S10 in FIG. 2;
FIG. 5 is a detailed flowchart of step S12 in FIG. 4;
FIG. 6 is a schematic diagram of a battery testing apparatus according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of another battery test apparatus provided by an embodiment of the present invention;
fig. 8 is a schematic diagram of another battery test apparatus provided in an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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 invention.
In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In the embodiment of the present invention, the battery detection device may be an electronic device capable of detecting a battery of an automobile, such as a battery detector, a smart phone, a Personal Digital Assistant (PDA), a tablet computer, and a smart watch.
Specifically, the following describes an embodiment of the present invention by taking a battery tester as an example.
Referring to fig. 1, fig. 1 is a schematic diagram of a battery detection system according to an embodiment of the present invention;
as shown in fig. 1, the battery test system 100 includes: a vehicle 10 and a battery detection device 20 communicatively coupled to the vehicle 10.
The vehicle 10 may be a motor vehicle of any model, such as a truck, a car, a bus, etc., and has an electronic control system composed of a plurality of electronic control units, so as to coordinate and control the vehicle according to an operation instruction of a driver, etc., and monitor one or more vehicle parameters in real time, thereby ensuring that the vehicle 10 runs reliably and safely.
It is understood that in vehicles of different models or types, the electronic control units are different according to the differences of the structural arrangement and the assumed functions, so that the lists of the electronic control units are different.
The electronic control units in the vehicle are usually connected in a bus communication manner. Each electronic control unit uses a specific communication protocol. The electronic control unit can communicate on the corresponding automobile bus according to the communication protocol used by the electronic control unit, so as to avoid conflict and improve efficiency. That is, electronic control units using the same communication protocol communicate over a vehicle bus, one corresponding to one communication protocol.
To facilitate routine service and maintenance, the vehicle 10 may also have at least one hardware communication interface, such as an OBD interface. The hardware communication interface and the vehicle 10 may be connected to one or more vehicle buses, and is used to establish communication connection with external devices, so that the hardware communication interface and the vehicle buses complete data interaction and other processes with the electronic control unit.
The battery test device 20 may be any type of vehicle diagnostic product including at least one electrical connector terminating in a diagnostic connector that mates with a hardware communication interface of the vehicle 10, including Kelvin connectors, low frequency circular connectors, fiber optic connectors, rectangular connectors, printed circuit connectors, radio frequency connectors, and the like, preferably, the electrical connector in an embodiment of the present invention is a Kelvin connector.
In actual use, the battery test device 20 establishes physical communication connections with various automobile buses in the vehicle through interface modules, such as diagnostic connectors and hardware communication interfaces, and loads an appropriate or paired protocol configuration to realize data interaction with an electronic control system, such as sending test instructions or receiving test data.
In the embodiment of the present invention, the vehicle 10 further includes a tire, a steering wheel, a driving motor, and other components, which belong to the prior art and are not described herein again.
Referring to fig. 2, fig. 2 is a schematic flow chart of a battery detection method according to an embodiment of the present invention;
as shown in fig. 2, the method is applied to a battery detection device, such as a battery tester, wherein the execution subject of the battery detection method is a processor of the battery detection device, and the battery detection device is connected with a storage battery of a vehicle through an electrical connector, and the method includes:
step S10: inquiring a corresponding relation table of preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain a battery parameter reference value corresponding to the vehicle information;
specifically, the vehicle information includes VIN information and MMY information, the VIN information is a VIN code, the MMY information includes a manufacturer, a vehicle type, and a year, and the correspondence table includes a correspondence between the vehicle information and a battery characteristic of the storage battery, and a correspondence between the battery characteristic and a battery parameter reference value.
Before querying a corresponding relation table between preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle, the method further comprises the following steps: building a corresponding relationship table between the vehicle information and the reference value of the battery parameter, specifically, please refer to fig. 3, where fig. 3 is a schematic flow chart of building the corresponding relationship table according to the embodiment of the present invention;
as shown in fig. 3, the establishing a correspondence table between the vehicle information and the battery parameter reference value includes:
step S101: acquiring identification information of multiple automobile types;
specifically, the identification information includes VIN information and/or MMY information, and the control module of the battery detection device acquires identification information of multiple types of automobiles through the information input module, wherein the information input module inputs the identification information of corresponding automobile types by a user.
Step S102: acquiring an automobile system configuration data table of any automobile type according to the identification information of the automobile type;
specifically, after the information input module sends identification information to the control module, the control module acquires an automobile system configuration data table of an automobile type corresponding to the identification information according to the identification information, the automobile system configuration data table comprises a plurality of electronic control units, wherein a storage module of the battery detection device stores a matching relationship between a plurality of identification information and an automobile system configuration data table corresponding to the identification information, after the control module receives the identification information, the control module acquires the automobile system configuration data table corresponding to the identification information from the storage module, or the control module acquires official data of a manufacturer in the identification information through a cloud service module, so as to acquire the automobile system configuration data table corresponding to the identification information, or the control module performs real-time detection through the battery detection module, thereby obtaining an automobile system configuration data table corresponding to the identification information.
Step S103: determining a battery information table corresponding to the automobile type;
specifically, the battery information table includes: battery characteristics such as battery capacity, battery startability, battery voltage, battery health degree, battery startability, generator loading capacity, confirm the battery information table that the car motorcycle type corresponds includes: generating a battery information table corresponding to the automobile type according to the automobile system configuration data table, for example: according to the identification information contained in the automobile system configuration data table, for example: MMY information, namely acquiring a battery information table in official data;
or acquiring a battery information table corresponding to the identification information through a pre-established automobile database, wherein the automobile database comprises automobile information of automobile types detected in history and automobile information sent by a cloud end;
or, a large number of real vehicle tests are used for verification and improvement to obtain the battery list;
it can be understood that, because the battery information table cannot be completely provided by each manufacturer at present, and the acquisition in a single mode cannot be completed, the embodiment of the present invention comprehensively utilizes a plurality of pieces of information to form a completed battery information table, and specifically, a final battery information table is obtained by synthesizing the battery information table in the official data, the battery information table included in the pre-established automobile database, and a large number of battery information tables obtained through the verification and the completion of the real-time test, and the final battery information table is determined as the battery information table corresponding to the automobile type. By integrating the battery information tables acquired in a plurality of ways, the invention can provide more accurate battery information tables.
Step S104: calculating the minimum requirement threshold value of the battery capacity of the automobile type, and generating a data management table of the automobile type;
specifically, the data management table includes battery characteristics, such as: the method includes the steps of calculating a minimum requirement threshold value of the battery capacity of an automobile type and generating a data management table of the automobile type, wherein the information includes a plurality of dimensions such as the battery capacity, the automobile type and the type and number of electronic control units of the automobile, and the data management table includes:
and calculating the minimum requirement threshold value of the battery capacity of the automobile type according to the automobile system configuration data table and the battery information table, and generating a data management table of the automobile type.
Specifically, the battery capacity requirement of each type of electronic control unit is obtained, the minimum requirement threshold value of the battery capacity is determined by combining the number of each type of electronic control unit, and the minimum requirement threshold value of the battery capacity and the battery characteristics are determined, for example: the battery capacity, and the type and number of the vehicle type and the electronic control unit of the vehicle are associated with each other, so that a data management table of the vehicle type is generated.
Step S105: determining data management tables of multiple types of automobile models, and generating a corresponding relation table of preset vehicle information and battery parameter reference values;
specifically, the battery parameter reference value includes a minimum requirement threshold value of the battery capacity, and the data management tables of multiple types of automobile are determined and merged to generate a correspondence table between preset vehicle information and the battery parameter reference value, where the correspondence table includes all information of the data management tables of the multiple types of automobile, for example: vehicle information, comprising: the information of the car manufacturer, the car model, the car year, etc., and the information of the type and number of the electronic control units, the battery characteristics, etc.
Specifically, please refer to fig. 4 again, fig. 4 is a detailed flowchart of step S10 in fig. 2;
as shown in fig. 4, the step S10: inquiring a corresponding relation table of preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain the battery parameter reference value corresponding to the vehicle information, wherein the method comprises the following steps:
step S11: determining battery characteristics corresponding to the vehicle information according to the corresponding relation table;
specifically, the battery features include: the method comprises the steps of obtaining vehicle information of a vehicle, and then obtaining battery characteristics matched with the vehicle information according to the vehicle information. In an embodiment of the present invention, the battery characteristics further include a nominal capacity, a nominal cold start capability, a healthy capacity value, and the like.
Step S12: and determining a battery parameter reference value corresponding to the battery characteristic according to the battery characteristic.
Specifically, please refer to fig. 5 again, fig. 5 is a detailed flowchart of step S12 in fig. 4;
as shown in fig. 5, the step S12: according to the battery characteristics, determining a battery parameter reference value corresponding to the battery characteristics comprises the following steps:
step S121: detecting the storage battery containing the battery characteristics for multiple times, and determining a reference value obtained by each detection;
specifically, the battery characteristics include a battery type and a battery standard, and the reference value includes a minimum electric quantity threshold, where the minimum electric quantity threshold represents a battery capacity requirement of the vehicle, where the minimum required threshold of the battery capacity is determined by detecting the battery capacity requirement of each type of electronic control unit and combining the number of each type of electronic control unit, and multiple reference values are obtained by performing multiple detections on the storage battery including the battery characteristics and determining a reference value obtained by each detection.
Step S122: and averaging the reference values obtained by each detection, and determining the average value as the battery parameter reference value of the storage battery corresponding to the battery characteristic.
Specifically, a plurality of reference values obtained by multiple detections are averaged to obtain an average value, and the average value is used as a battery parameter reference value of the storage battery corresponding to the battery characteristic.
For example: the reference values comprise a lowest electric quantity threshold value, the lowest electric quantity threshold value obtained by each detection is determined by detecting the storage battery containing the battery characteristics for multiple times to obtain a plurality of reference values, and the reference values are averaged to obtain the battery parameter reference value.
Or the reference value comprises nominal cold start capacity, the nominal cold start capacity obtained by each detection is determined by detecting the storage battery containing the battery characteristics for multiple times to obtain multiple reference values, and the multiple reference values are averaged to obtain the battery parameter reference value.
Or, the reference value comprises a starting voltage, the starting voltage obtained by each detection is determined by detecting the storage battery containing the battery characteristics for multiple times to obtain multiple reference values, and the multiple reference values are averaged to obtain the battery parameter reference value.
The vehicle including the battery characteristics is detected for multiple times, and the average value is used as the battery parameter reference value, so that the corresponding relation between the battery characteristics and the battery parameter reference value is established.
In the embodiment of the present invention, the battery parameter reference value is an average value of a plurality of battery parameters obtained after a storage battery including the battery characteristics is detected for a plurality of times, or the battery parameter reference value is a battery parameter reference value obtained by performing data analysis on massive diagnostic data and/or battery detection data, wherein the data analysis on the massive diagnostic data and/or the battery detection data is completed by a cloud server, the cloud server is sent to the battery detection device through a cloud service module, and the battery detection device receives the battery parameter reference value. Preferably, in the embodiment of the present invention, the average value of the plurality of battery parameters obtained after the plurality of detections is used, and the cloud server is used to perform data analysis on the massive diagnostic data and/or the battery detection data to obtain the battery parameter reference value, so as to comprehensively determine the battery parameter reference value, for example: assuming that an average value of a plurality of battery parameters obtained after the battery detection device performs multiple detections is a first battery parameter reference value, the cloud server performs data analysis on the mass diagnostic data and/or the battery detection data to obtain a battery parameter reference value which is a second battery parameter reference value, and determines a final battery parameter reference value according to a preset first proportionality coefficient and a preset second proportionality coefficient, for example: a final cell parameter reference value + a first scaling factor + a second cell parameter reference value, wherein the sum of the first scaling factor and the second scaling factor is 1, for example: the first proportionality coefficient is 0.6, the second proportionality coefficient is 0.4, and the battery detection equipment and the cloud server can be comprehensively utilized by determining the first proportionality coefficient and the second proportionality coefficient, so that the accuracy of the battery parameter reference value is improved.
Step S20: detecting a storage battery of the vehicle to obtain battery parameters;
specifically, the battery parameters include a battery type, a battery standard, a nominal cold start capability, a nominal capacity, and a healthy capacity value, and the battery parameters include a battery remaining capacity, a battery start capability, a battery voltage, a battery health degree, and a generator load capacity. And detecting the storage battery of the vehicle through a battery detection module of the battery detection equipment so as to obtain the battery parameters. The battery type refers to the type of a storage battery, the battery type in the embodiment of the invention is an AGM storage battery, the battery standard refers to the standard in the Chinese national battery standard and industry standard catalogue, and the standard of the storage battery in the embodiment of the invention is the CCA standard.
Step S30: comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result;
specifically, the battery parameter includes a battery capacity, the battery parameter reference value includes a minimum battery threshold, the battery detection result includes a battery state abnormality and a battery state normality, the comparing the battery parameter with the battery parameter reference value, and determining the battery detection result according to the comparison result includes:
if the battery capacity is smaller than or equal to the minimum electric quantity threshold value, determining that the battery state of the battery is abnormal, namely the battery detection result is battery state abnormality;
and if the battery capacity is larger than the minimum electric quantity threshold value, determining that the battery state of the battery is normal, namely the battery detection result is that the battery state is normal.
In an embodiment of the present invention, the battery parameters further include: the method comprises the following steps that the battery parameter reference value also comprises the nominal cold start capacity, the battery parameter is compared with the battery parameter reference value, the battery detection result is determined according to the comparison result, and the method further comprises the following steps:
if the cold starting capacity of the battery is smaller than the nominal cold starting capacity, determining that the battery state of the battery is abnormal, namely the battery detection result is that the battery state is abnormal;
and if the cold starting capacity of the battery is larger than or equal to the nominal cold starting capacity, determining that the battery state of the battery is normal, namely, the battery detection result is that the battery state is normal.
In this embodiment of the present invention, the battery parameter further includes a battery voltage, the battery parameter reference value further includes a starting voltage, the comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result, further including:
if the battery voltage is smaller than the starting voltage, determining that the battery state of the battery is abnormal, namely the battery detection result is that the battery state is abnormal;
and if the battery voltage is greater than or equal to the starting voltage, determining that the battery state of the battery is normal, namely, the battery detection result is that the battery state is normal.
For the same detection process, multiple battery parameters can be detected, or only one battery parameter can be detected, for example, the battery capacity, the cold start capability of the battery and the battery voltage can be detected in the same detection process, the three parameters can be detected independently, or detection conditions are attached to be detected in sequence, for example, after the battery capacity is detected, if the result is that the battery state is abnormal, the cold start capability of the battery is continuously detected, and the like. For the battery detection result, the detection result can comprise respective detection results of three parameters, and the results are displayed in parallel; or determining the final battery detection result according to the three detection results.
For example, in an embodiment of the present invention, the method further includes:
setting priorities for a plurality of battery parameters respectively, setting the battery capacity as a first priority, setting the battery cold start capacity as a second priority, and setting the battery voltage as a third priority;
determining a detection sequence according to the priority of the battery parameters, wherein the detection sequence of the first priority is greater than the detection sequence of the second priority, and the detection sequence of the second priority is greater than the detection sequence of the third priority;
and comparing each battery parameter with the corresponding battery parameter reference value based on the detection sequence, and comprehensively determining the battery detection result according to the comparison result of each battery parameter.
Specifically, if the comparison result of the battery parameters at the first priority is abnormal, it is determined that the battery detection result is abnormal battery state of the battery;
if the comparison result of the battery parameters at the first priority is normal, but the comparison result of the battery parameters at the second priority is abnormal, further determining whether the comparison result of the battery parameters at the third priority is abnormal, if so, determining that the battery detection result is that the battery state of the battery is undetermined, and then testing the battery after the battery needs to be charged, and if not, determining that the battery detection result is that the battery state of the battery is abnormal;
and if the comparison result of the battery parameters at the first priority is in a normal state, and the comparison result of the battery parameters at the second priority is in a normal state, determining that the battery detection result is that the battery state of the battery is normal.
In the embodiment of the invention, different priorities are set for different battery parameters, the detection sequence is determined according to the priorities, and the battery detection result of the battery is judged by combining the comparison results of the different priorities.
In an embodiment of the present invention, by providing a battery test method applied to a battery test apparatus connected to a storage battery of a vehicle through an electrical connector, the method includes: inquiring a corresponding relation table of preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain a battery parameter reference value corresponding to the vehicle information; detecting a storage battery of the vehicle to obtain battery parameters; and comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result. The battery detection result is determined by presetting the corresponding relation table of the vehicle information and the battery parameter reference value and combining the battery parameter.
Referring to fig. 6, fig. 6 is a schematic diagram of a battery detection apparatus according to an embodiment of the present invention;
as shown in fig. 6, the battery test apparatus 20 includes a battery test module 21 and a control module 22, wherein the battery test module 21 is communicatively connected to the control module 22.
The battery detection module 21 is used for detecting a storage battery of the vehicle to obtain battery parameters;
the control module 22 is connected with the battery detection module 21 and is used for acquiring vehicle information of a vehicle and inquiring a corresponding relation table of preset vehicle information and a battery parameter reference value to obtain a battery parameter reference value corresponding to the vehicle information; and comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result.
Referring to fig. 7, fig. 7 is a schematic diagram of another battery detection apparatus according to an embodiment of the present invention;
as shown in fig. 7, the battery test apparatus 20 includes: battery detection module 21, control module 22, battery detection database module 23, storage module 24, information input module 25, display module 26, and cloud service module 27.
The battery detection module 21 is connected with the control module 22 and the storage module 24, and is used for detecting a storage battery of the vehicle to obtain battery parameters and sending the battery parameters to the control module 22 and the storage module 24; the battery detection module 21 is used for measuring battery capacity, battery starting capacity, battery voltage variation curve acquisition, battery health degree detection, battery starting capacity detection and generator loading capacity detection.
In the embodiment of the invention, the change curve of the voltage is collected: the unit is either V (volts) or mV (millivolts), typically a load is applied across the cell, and the voltage that changes continuously over time after the load is applied is observed; the battery health degree detection comprises the following steps: the health degree is generally obtained by detecting the CCA and comparing the CCA with a nominal CCA at the voltage according to different voltage states, for example, the CCA at 12.5V is 500, the CCA tested is 400, and the health degree is 80%; the battery starting capability detection: the performance of the starter is tested, the starting time and the starting voltage generally need to be concerned, and when the voltage is lower than a certain value, the function abnormality of the starter is shown; the battery starting capability detection: the performance of the starter is tested, the starting time and the starting voltage generally need to be concerned, and when the voltage is lower than a certain value, the function abnormality of the starter is shown; the generator loading capacity detection: the primary measures are the voltage and current output by the generator during operation, typically in volts and amperes.
The control module 22 is connected to the battery detection module 21, the battery detection database module 23, the storage module 24, the information input module 25, the display module 26 and the cloud service module 27, and is configured to receive vehicle information of a vehicle sent by the information input module 25, query a correspondence table between preset vehicle information and a battery parameter reference value to obtain a battery parameter reference value corresponding to the vehicle information, receive a battery parameter sent by the battery detection module 21, compare the battery parameter with the battery parameter reference value, and determine a battery detection result according to a comparison result.
In an embodiment of the present invention, the control module 22 includes: at least one processor; and a memory communicatively coupled to the at least one processor; the memory stores instructions executable by the at least one processor, and the instructions are executed by the at least one processor to enable the at least one processor to execute the battery detection method according to the embodiment of the invention, and the method includes: inquiring a corresponding relation table of preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain a battery parameter reference value corresponding to the vehicle information; detecting a storage battery of the vehicle to obtain battery parameters; and comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result.
And the battery detection database module 23 is connected with the control module 22 and the storage module 24 and used for generating a battery detection database, wherein the battery detection database comprises a corresponding relation table of preset vehicle information and battery parameter reference values, the control module 22 determines the battery parameter reference value corresponding to the vehicle information through the battery detection database module 23, and the battery detection database module 23 is further used for sending the battery detection database to the storage module for storage.
In the embodiment of the present invention, the establishment of the battery detection database may be implemented through various ways, including the implementation through the conventional real vehicle test, big data acquisition, and the like, and finally, an overall-coverage relation table database is established, where the battery detection database includes a correspondence table of preset vehicle information and battery parameter reference values, and the data of the correspondence table includes: VIN code, brand, year, vehicle model, battery parameters (battery type, battery standard, nominal CCA, nominal battery capacity, pole position, battery installation position), battery capacity threshold and the like. Wherein, utmost point post position refers to the position of battery utmost point post, and general battery utmost point post divides three kinds of types: toppost, Side post, Dual post.
And the storage module 24 is connected with the control module 22 and the battery detection database module 23 and is used for storing vehicle data acquired periodically or triggered by events and storing the battery detection result. The storage module 24 may be a non-volatile readable memory.
And the information input module 25 is connected to the control module 22 and configured to acquire vehicle information of the vehicle, where the vehicle information includes VIN information and/or MMY information, and the information input module 25 may be an entity input device such as a display screen and a keyboard.
In an embodiment of the invention, the information input module supports the diagnosis by means of a connection seat on the vehicle, for example: the Diagnostic Link Connector (DLC) automatically reads the VIN code, supports image recognition scanning identification VIN code, supports manual input MMY and supports manual input battery parameter information.
The display module 26 is connected to the control module 22, and configured to receive the battery detection result sent by the control module and present the battery detection result, specifically, the display module 26 is configured to display a user interaction interface, so that a user obtains the battery detection result based on the user interaction interface.
In the embodiment of the present invention, the display module 26 includes a display screen and a hardware circuit for driving the display screen, where the display screen is a display screen on a battery detection device, for example: display screen of battery detector.
The cloud service module 27 is connected to the control module 22, and is configured to acquire vehicle information of the vehicle generated by the cloud, or upload the battery detection result to the cloud for data backup. The cloud service module 27 determines whether to upload a battery detection result to the cloud for data backup according to the user authorization information acquired by the control module.
In the embodiment of the present invention, the cloud service module 27 provides an equipment access capability, supports big data acquisition and analysis, supports deep learning, and can continuously improve the battery detection database. Through data analysis of the massive diagnostic data, information such as VIN codes, brands, annual fees, vehicle types, battery parameters (battery types, battery standards, nominal CCAs, nominal battery capacities, pole positions and battery installation positions), battery capacity threshold values and the like is obtained, and the corresponding relation table is continuously perfected, so that the battery detection database is perfected.
In the embodiment of the invention, the battery detection device comprises a battery detection module and a control module, wherein the battery detection module is used for detecting the battery parameters of the current automobile and acquiring the battery parameters of the current automobile; a control module connected to the battery detection module, the control module including: at least one processor; and a memory communicatively coupled to the at least one processor; the memory stores instructions executable by the at least one processor, and the instructions are executed by the at least one processor to enable the at least one processor to execute the battery detection method according to the embodiment of the invention. The battery detection result is determined by presetting the corresponding relation table of the vehicle information and the battery parameter reference value and combining the battery parameter.
Referring to fig. 8, fig. 8 is a schematic diagram of a hardware structure of a battery detection apparatus according to various embodiments of the present invention;
as shown in fig. 8, the battery test device 80 includes, but is not limited to: radio frequency unit 81, network module 82, audio output unit 83, input unit 84, sensor 85, display unit 86, user input unit 87, interface unit 88, memory 89, processor 810, and power supply 811, and the like. Those skilled in the art will appreciate that the configuration of the battery test device shown in FIG. 8 does not constitute a limitation of the battery test device, and that the battery test device may include more or fewer components than shown, or some components may be combined, or a different arrangement of components. In the embodiment of the present invention, the battery detection device includes, but is not limited to, a television, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer, and the like.
The processor 810 is configured to query a correspondence table between preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle, so as to obtain a battery parameter reference value corresponding to the vehicle information; detecting a storage battery of the vehicle to obtain battery parameters; and comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result.
In the embodiment of the invention, on one hand, a corresponding relation table of preset vehicle information and a battery parameter reference value is inquired through vehicle information of a vehicle to obtain the battery parameter reference value corresponding to the vehicle information; on the other hand, battery parameters are obtained by detecting a storage battery of the vehicle; and comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result, so that the accuracy of battery detection can be improved.
It should be understood that, in the embodiment of the present invention, the radio frequency unit 81 may be used for receiving and sending signals during a message sending and receiving process or a call process, and specifically, receives downlink data from a base station and then processes the received downlink data to the processor 810; in addition, the uplink data is transmitted to the base station. In general, the radio frequency unit 81 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 81 can also communicate with a network and other devices through a wireless communication system.
The battery test device 80 provides the user with wireless, broadband internet access via the network module 82, such as to assist the user in emailing, browsing web pages, and accessing streaming media.
The audio output unit 83 may convert audio data received by the radio frequency unit 81 or the network module 82 or stored in the memory 89 into an audio signal and output as sound. Also, the audio output unit 83 may also provide audio output related to a specific function performed by the battery detection device 80 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 83 includes a speaker, a buzzer, a receiver, and the like.
The input unit 84 is used to receive audio or video signals. The input Unit 84 may include a Graphics Processing Unit (GPU) 841 and a microphone 842, the Graphics processor 841 Processing a target image of a still picture or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 86. The image frames processed by the graphic processor 841 may be stored in the memory 89 (or other storage medium) or transmitted via the radio frequency unit 81 or the network module 82. The microphone 842 may receive sound and may be capable of processing such sound into audio data. The processed audio data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 81 in case of the phone call mode.
The battery detection device 80 also includes at least one sensor 85, such as a light sensor, motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor that can adjust the brightness of the display panel 861 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 861 and/or the backlight when the battery detection device 80 is moved to the ear. As one type of motion sensor, an accelerometer sensor can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when stationary, and can be used to identify the battery detection device attitude (such as horizontal and vertical screen switching, related games, magnetometer attitude calibration), vibration identification related functions (such as pedometer, tapping), and the like; the sensors 85 may also include a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, etc., which are not described in detail herein.
The display unit 86 is used to display information input by the user or information provided to the user. The display unit 86 may include a display panel 861, and the display panel 861 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 87 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the battery test apparatus. Specifically, the user input unit 87 includes a touch panel 871 and other input devices 872. The touch panel 871, also referred to as a touch screen, may collect touch operations by a user on or near the touch panel 871 (e.g., operations by a user on or near the touch panel 871 using a finger, a stylus, or any suitable object or accessory). The touch panel 871 may include two parts of a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 810, receives a command from the processor 810, and executes the command. In addition, the touch panel 871 can be implemented by various types such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. The user input unit 87 may include other input devices 872 in addition to the touch panel 871. Specifically, the other input devices 872 may include, but are not limited to, a physical keyboard, function keys (such as volume control keys, switch keys, etc.), a trackball, a mouse, and a joystick, which are not described in detail herein.
Further, the touch panel 871 can be overlaid on the display panel 861, and when the touch panel 871 detects a touch operation on or near the touch panel 871, the touch panel 871 is transmitted to the processor 810 to determine the type of the touch event, and then the processor 810 provides a corresponding visual output on the display panel 861 according to the type of the touch event. Although the touch panel 871 and the display panel 861 are shown in fig. 8 as two separate components to implement the input and output functions of the battery test apparatus, in some embodiments, the touch panel 871 and the display panel 861 may be integrated to implement the input and output functions of the battery test apparatus, which is not limited herein.
The interface unit 88 is an interface for connecting an external device to the battery test apparatus 80. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 88 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the battery test apparatus 80 or may be used to transmit data between the battery test apparatus 80 and an external device.
The memory 89 may be used to store software programs as well as various data. The memory 89 may mainly include a storage program area and a storage data area, wherein the storage program area may store an application program 891 (such as a sound playing function, an image playing function, etc.) required for at least one function, an operating system 892, and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 89 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The processor 810 is a control center of the battery test equipment, connects various parts of the entire battery test equipment using various interfaces and lines, and performs various functions of the battery test equipment and processes data by operating or executing software programs and/or modules stored in the memory 89 and calling data stored in the memory 89, thereby performing overall monitoring of the battery test equipment. Processor 810 may include one or more processing units; preferably, the processor 810 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into processor 810.
The battery test device 80 may also include a power supply 811 (e.g., a battery) for supplying power to various components, and preferably, the power supply 811 may be logically connected to the processor 810 via a power management system, so as to manage charging, discharging, and power consumption management functions via the power management system.
In addition, the battery test device 80 includes some functional modules that are not shown, and will not be described in detail here.
Preferably, an embodiment of the present invention further provides a battery detection apparatus, which includes a processor 810, a memory 89, and a computer program stored in the memory 89 and capable of running on the processor 810, and when the computer program is executed by the processor 810, the computer program implements each process of the battery detection method embodiment, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here.
The battery test device 80 of embodiments of the present invention exists in a variety of forms, including but not limited to:
(1) a battery detector refers to an instrument for rapidly testing various batteries (groups) such as lithium ion batteries, nickel-metal hydride batteries, polymer batteries and the like. Such as: a mobile phone battery tester, an interphone battery tester, a notebook battery tester and the like; the method is widely suitable for the assembly line production detection of various battery manufacturers; the common battery detectors include: the device comprises a battery voltage and internal resistance tester, a finished product battery comprehensive tester, a battery capacity tester, a lithium battery protection board tester and a battery voltage sorter.
(2) A mobile communication device: such devices are characterized by mobile communications capabilities and are primarily targeted at providing voice, data communications. Such electronic devices include smart phones (e.g., iphones), multimedia phones, functional phones, and low-end phones, among others.
(3) The mobile personal computer equipment belongs to the category of personal computers, has calculation and processing functions and generally has the characteristic of mobile internet access. Such electronic devices include: PDA, MID, and UMPC devices, etc., such as ipads.
(4) A portable entertainment device: such devices can display and play video content, and generally also have mobile internet access features. This type of device comprises: video players, handheld game consoles, and intelligent toys and portable car navigation devices.
(5) And other electronic equipment with a video playing function and an internet surfing function.
The embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by one or more processors, the computer program implements each process of the above battery detection method embodiment, and can achieve the same technical effect, and is not described herein again to avoid repetition. The computer-readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
It should be noted that, in this document, 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 like elements in a process, method, article, or apparatus that comprises the element.
The above-described embodiments of the apparatus or device are merely illustrative, wherein the unit modules described as separate parts may or may not be physically separate, and the parts displayed as module units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network module units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (which may be a mobile terminal, a personal computer, a server, or a network device) to execute the method according to the embodiments or some parts of the embodiments of the present invention.
Finally, it should be noted that: the embodiments described above with reference to the drawings are only for illustrating the technical solutions of the present invention, and the present invention is not limited to the above-mentioned specific embodiments, which are only illustrative and not restrictive; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. A battery test method, applied to a battery test apparatus connected to a storage battery of a vehicle through an electrical connector, comprising:
inquiring a corresponding relation table of preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain a battery parameter reference value corresponding to the vehicle information;
detecting a storage battery of the vehicle to obtain battery parameters;
and comparing the battery parameter with the battery parameter reference value, and determining a battery detection result according to the comparison result.
2. The method according to claim 1, characterized in that the correspondence table includes a correspondence of the vehicle information to a battery characteristic of the storage battery, and a correspondence of the battery characteristic to a battery parameter reference value;
the querying a corresponding relation table of preset vehicle information and a battery parameter reference value according to the vehicle information of the vehicle to obtain the battery parameter reference value corresponding to the vehicle information includes:
determining battery characteristics corresponding to the vehicle information according to the corresponding relation table;
and determining a battery parameter reference value corresponding to the battery characteristic according to the battery characteristic.
3. The method according to claim 2, wherein the cell parameter reference value is an average value of a plurality of cell parameters obtained after a plurality of detections are made on the storage battery including the cell characteristic.
4. The method of claim 1, wherein the battery parameter comprises a battery capacity, the battery parameter reference value comprises a minimum charge threshold, the battery test result comprises a battery state anomaly and a battery state normality, and the comparing the battery parameter to the battery parameter reference value and determining the battery test result based on the comparison comprises:
if the battery capacity is smaller than or equal to the minimum electric quantity threshold value, determining that the battery state of the battery is abnormal;
and if the battery capacity is larger than the minimum electric quantity threshold value, determining that the battery state of the battery is normal.
5. The method of claim 1, wherein the battery parameters comprise: the method comprises the following steps that the battery parameter reference value also comprises the nominal cold start capacity, the battery parameter is compared with the battery parameter reference value, the battery detection result is determined according to the comparison result, and the method further comprises the following steps:
if the cold starting capacity of the battery is smaller than the nominal cold starting capacity, determining that the battery state of the battery is abnormal;
and if the cold starting capacity of the battery is larger than or equal to the nominal cold starting capacity, determining that the battery state of the battery is normal.
6. The method of claim 1, wherein the battery parameter comprises a battery voltage, the battery parameter reference value further comprises a starting voltage, the comparing the battery parameter to the battery parameter reference value and determining a battery test result based on the comparison further comprises:
if the battery voltage is smaller than the starting voltage, determining that the battery state of the battery is abnormal;
and if the battery voltage is greater than or equal to the starting voltage, determining that the battery state of the battery is normal.
7. The method according to any one of claims 1-6, wherein the vehicle information includes: VIN information and/or MMY information.
8. A battery test apparatus, comprising:
the battery detection module is used for detecting battery parameters of the vehicle and acquiring the battery parameters of the vehicle;
a control module connected to the battery detection module, the control module including:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the battery detection method of any one of claims 1-7.
9. The battery test apparatus of claim 8, further comprising:
the display module is connected with the control module and used for displaying a user interaction interface so that a user can obtain a battery detection result based on the user interaction interface;
and the cloud service module is connected with the control module and used for uploading the battery detection result to a cloud end for data backup or acquiring vehicle information of the vehicle generated by the cloud end.
10. The battery test apparatus of claim 8, further comprising:
and the information input module is connected with the control module and used for acquiring the vehicle information of the vehicle.
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