Cell detection method, electronic equipment and computer readable storage medium

A detection method and battery technology, applied in the detection field, can solve problems such as attenuation, rapid battery cell decay or diving, and rapid battery aging.

Active Publication Date: 2017-10-13
LENOVO (BEIJING) LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Batteries (such as lithium batteries) are widely used in digital products such as notebooks, mobile phones and tablet computers (pad), power vehicles and energy storage power stations and other products or large-scale projects, but the aging or rapid decay of batteries has become one of the problems users complain about
How to judge in advance that there may be rapid attenuation or diving in the later stage of the battery has become a difficult problem in the industry

Method used

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  • Cell detection method, electronic equipment and computer readable storage medium
  • Cell detection method, electronic equipment and computer readable storage medium
  • Cell detection method, electronic equipment and computer readable storage medium

Examples

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Embodiment 1

[0056] An embodiment of the present invention provides a battery detection method, and the method is applied to electronic equipment.

[0057] Wherein, the battery includes N cells; N is an integer greater than or equal to 1.

[0058] Here, in practical application, the battery may be a lithium battery.

[0059] The electronic device may be a notebook, a pad, a mobile phone, and the like.

[0060] figure 1 It is a schematic diagram of the implementation flow of a battery detection method in the embodiment of the present invention, as figure 1 As shown, the method includes the following steps:

[0061] Step 101: For each battery cell, in M ​​charging and discharging cycles, determine the first parameter of each charging and discharging cycle;

[0062] Here, the first parameter represents the discharge window; M is an integer greater than or equal to 2.

[0063] In actual application, M can be set as required, for example, set to 40, 50 or 60, etc. For the convenience of s...

Embodiment 2

[0093] An embodiment of the present invention provides a battery detection method, and the method is applied to electronic equipment.

[0094] Wherein, the battery includes N cells; N is an integer greater than or equal to 1.

[0095] Here, in practical application, the battery may be a lithium battery.

[0096] The electronic device may be a notebook, a pad, a mobile phone, and the like.

[0097] Image 6 It is a schematic diagram of the implementation flow of the battery detection method in the second embodiment of the present invention, as Image 6 As shown, the method includes the following steps:

[0098] Step 601: For each cell, in M ​​charge and discharge cycles, determine the first parameter of each charge and discharge cycle;

[0099] Here, the first parameter represents the discharge window; M is an integer greater than or equal to 2.

[0100] In actual application, M can be set as required, for example, set to 40, 50 or 60, etc. For the convenience of statistics...

Embodiment 3

[0156] Based on the above-mentioned battery detection method, an embodiment of the present invention also provides an electronic device, such as Figure 7 As shown, the electronic equipment includes:

[0157] A battery 71, the battery includes N cells; N is an integer greater than or equal to 1;

[0158] The processor 72 is used to determine the first parameter of each charge and discharge cycle in the M charge and discharge cycles for each cell; the first parameter represents the discharge window; M is an integer greater than or equal to 2 ; Using M first parameters, adjust the first coefficient of the first linear function so that the curve corresponding to the first linear function satisfies the distribution of points in the first point set, and determine the second parameter; the first point set includes M points formed by the first parameter and the corresponding cycle period; the second parameter represents the degree of fitting; and using the first coefficient and the ...

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Abstract

The invention discloses a cell detection method, electronic equipment and a computer readable storage medium. A cell comprises N cell electrical cores, and the N is an integer not smaller than 1. The method comprises steps that for each electrical core, in M charging / discharging cycle periods, a first parameter of each charging / discharging cycle period is determined; the first parameter represents a discharging window; the M is an integer not smaller than 2; the M first parameters are utilized to adjust a first coefficient of a first linear function to make a curve corresponding to the first linear function satisfy point distribution of a first point set, and a second parameter is determined; the first point set comprises M points formed by the first parameters and the corresponding cycle periods; the second parameter represents a fitting degree; the first coefficient and the second parameter are utilized, in combination with detection strategies, whether the electrical cores are in cycle risks is determined.

Description

technical field [0001] The invention relates to detection technology, in particular to a battery detection method, electronic equipment and a computer-readable storage medium. Background technique [0002] Batteries (such as lithium batteries) are widely used in digital products such as notebooks, mobile phones and tablet computers (pad), power vehicles and energy storage power stations and other products or large-scale projects, but the aging or rapid decay of batteries has become one of the problems users complain about. How to judge in advance that there may be rapid attenuation or diving in the later stage of the battery has become a difficult problem in the industry. Contents of the invention [0003] In order to solve the existing technical problems, embodiments of the present invention provide a battery detection method, electronic equipment, and a computer-readable storage medium. [0004] The technical scheme of the embodiment of the present invention is realized...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01R31/36
CPCG01R31/388G01R31/392
Inventor 胡宇
Owner LENOVO (BEIJING) LTD
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