CN109142953A - Leakage current monitoring method and electronic equipment - Google Patents
Leakage current monitoring method and electronic equipment Download PDFInfo
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- CN109142953A CN109142953A CN201810965514.9A CN201810965514A CN109142953A CN 109142953 A CN109142953 A CN 109142953A CN 201810965514 A CN201810965514 A CN 201810965514A CN 109142953 A CN109142953 A CN 109142953A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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Abstract
The present invention provides a kind of leakage current monitoring method and electronic equipment, this method comprises: acquiring the battery of electronic equipment charge capacity during the charging process and charging duration；Based on the charge capacity and the charging duration, the leakage current value of the battery is calculated；If the leakage current value is more than or equal to pre-set current value, processing corresponding with the pre-set current value is carried out.Leakage current monitoring method provided by the invention and electronic equipment are able to ascend the service life and safety of battery and electronic equipment.
Description
Technical field
The present invention relates to security technology area more particularly to a kind of leakage current monitoring method and electronic equipments.
Background technique
Battery provides the device of work energy as electronic equipment, is the indispensable pith of electronic equipment,
The service life of battery and safety many times directly affect the service life of electronic equipment, and therefore, consumer is choosing electricity
When sub- equipment, service life and safety for battery are always the emphasis paid close attention to.
In the prior art, by being carried out to lithium ion battery excessive to battery protecting plate is added in lithium ion battery packet
The excessively high protection of charging, over-discharge, temperature, to play the purpose for extending lithium ion battery service life.However, existing
Safeguard measure can not prevent the phenomenon that lithium ion battery internal fault occurs and causes the accidents such as kindling, explosion that can not prevent, and deposit
In the low problem of safety.
Summary of the invention
The embodiment of the present invention provides a kind of leakage current monitoring method and electronic equipment, with solve lithium ion battery occur it is internal
Failure and the accidents such as lead to kindling, explosion the problem of can not preventing.
In order to solve the above technical problems, the present invention is implemented as follows: a kind of leakage current monitoring method, sets applied to electronics
It is standby, which comprises
Acquire the battery of electronic equipment charge capacity during the charging process and charging duration；
Based on the charge capacity and the charging duration, the leakage current value of the battery is calculated；
If the leakage current value is more than or equal to pre-set current value, place corresponding with the pre-set current value is carried out
Reason.
In a first aspect, being applied to electronic equipment, the method the embodiment of the invention provides a kind of leakage current monitoring method
Include:
Acquire the battery of electronic equipment charge capacity during the charging process and charging duration；
Based on the charge capacity and the charging duration, the leakage current value of the battery is calculated；
If the leakage current value is more than or equal to pre-set current value, place corresponding with the pre-set current value is carried out
Reason.
Second aspect, the embodiment of the present invention also provide a kind of electronic equipment, comprising:
Acquisition module, for acquiring the battery of electronic equipment charge capacity during the charging process and charging duration；
Computing module calculates the leakage current value of the battery for being based on the charge capacity and the charging duration；
Processing module carries out and the default electricity if being more than or equal to pre-set current value for the leakage current value
The corresponding processing of flow valuve.
The third aspect, the embodiment of the present invention also provide a kind of electronic equipment, including processor, memory and are stored in described
It is real when the computer program is executed by the processor on memory and the computer program that can run on the processor
Now the step of leakage current monitoring method as described above.
Fourth aspect, the embodiment of the present invention also provide a kind of computer readable storage medium, the computer-readable storage
Computer program is stored on medium, the computer program realizes leakage current monitoring side as described above when being executed by processor
The step of method.
In embodiments of the present invention, by acquiring the charge capacity of the battery of the electronic equipment during the charging process and filling
Electric duration；Based on the charge capacity and the charging duration, the leakage current value of the battery is calculated；If the leakage current value is big
In or equal to pre-set current value, then processing corresponding with the pre-set current value is carried out.In this way, electronic equipment can be by right
The leakage current of inside battery, which is realized, to be monitored, the prevention fever of the electronic equipment as caused by inside battery leakage current exception, battery
The accidents such as fire and explosion, promote the service life and safety of battery and electronic equipment.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of flow chart of leakage current monitoring method provided in an embodiment of the present invention；
Fig. 2 charging of the battery of the electronic equipment internal of each embodiment, electric discharge equivalent circuit diagram to realize the present invention；
Fig. 3 is the flow chart of another leakage current monitoring method provided in an embodiment of the present invention；
Fig. 4 is the structure chart of a kind of electronic equipment provided in an embodiment of the present invention；
Fig. 5 is the structure chart of another electronic equipment provided in an embodiment of the present invention；
Fig. 6 is the structure chart of another electronic equipment provided in an embodiment of the present invention；
The hardware structural diagram of Fig. 7 a kind of electronic equipment that embodiment provides to realize the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is a kind of flow chart of leakage current monitoring method provided in an embodiment of the present invention.Such as Fig. 1 institute
Show, comprising the following steps:
Step 101, the battery charge capacity during the charging process and charging duration for acquiring electronic equipment；
In the embodiment of the present invention, the charging of battery, electric discharge equivalent schematic in electronic equipment, as shown in Fig. 2, including integrated
Electric power management circuit (Power Management Integrated Circuit, abbreviation PMIC), central processing unit (Central
Processing Unit, abbreviation CPU), voltameter, first resistor R1, second resistance R2,3rd resistor R3 and battery, wherein
The battery core of the anode connection of the battery core of the one end first resistor R1 and inside battery, one end of second resistance R2 and inside battery is just
Pole connection, the other end of second resistance R2 are connect with the cathode of the battery core of inside battery and ground terminal respectively, 3rd resistor R3's
One end is connect with the other end of first resistor R1, and the other end of 3rd resistor R3 and the input terminal of PMIC connect, and the one of voltameter
End is connect with one end of 3rd resistor R3, and the other end of voltameter is connect with the other end of 3rd resistor R3, the output of voltameter
The output end of end and PMIC are connect with CPU.
Wherein, first resistor R1 is equivalent to the internal resistance of battery, and second resistance R2 is equivalent to the interior of inside battery leakage circuit
Resistance, therefore flow through the electric current I of inside battery battery core1The i.e. equivalent leakage current I with the electric current that flows through second resistance R22The sum of be equal to
Flow through the electric current I of 3rd resistor R33, i.e. I3=I1+I2。
The electricity that the electricity for being filled with battery or battery are released can be acquired by voltameter, and charging can be obtained by CPU
Or the time of electric discharge.
Step 102 is based on charge capacity and charging duration, calculates the leakage current value of battery.
Based on the data and circuit relationships shown in Fig. 2 acquired in step 101, the leakage of battery in electronic equipment can be calculated
Current value.Such as: in primary complete charge and discharge cycles, voltameter acquires the electricity Q for being filled with battery modules1(Q1Equal in being filled with
The electricity Q of portion's battery core2With power consumption Q in leakage circuit charging process3The sum of, i.e. Q1=Q2+Q3) and battery modules release electricity
Q4(Q4The electricity Q released equal to internal battery core5With power consumption Q in leakage circuit discharge process6Difference, i.e. Q4=Q5-Q6), due to
Internal battery core capacity is certain, therefore charge capacity Q2With discharge electricity amount Q5It is equal, therefore by Q1-Q4Obtain charge and discharge cycles process
In leakage circuit total power consumption Q3+Q6, by Q3+Q6Divided by the total duration t of charge and discharge cycles process, charge and discharge can be obtained
Leakage current value in cyclic process.
It should be noted that the above method only obtains leakage current value just for primary complete charge and discharge cycles process
One of implementation, leakage current value can also be obtained by other implementations for primary complete charge and discharge cycles, separately
Outside, leakage current value, etc. mode can also be obtained for battery charging process, the embodiment of the present invention is not construed as limiting this.
If step 103, leakage current value are more than or equal to pre-set current value, place corresponding with pre-set current value is carried out
Reason.
Specifically processing mode is preset, when detecting that leakage current value is more than or equal to pre-set current value,
Trigger processing routine, electronic equipment completion processing.Such as: preset processing mode is that report is shown in the display screen of electronic equipment
Alert information, then when leakage current value is greater than pre-set current value, display alarm information in the display screen of electronic equipment；Or
Preset processing mode is to issue alarm sound, then when leakage current value is greater than pre-set current value, electronic equipment issues alarm
Sound；It can also be vibration of electronic equipment, etc. mode, which kind of processing mode is the embodiment of the present invention to specifically using do not limit
It is fixed.
In the embodiment of the present invention, above-mentioned electronic equipment can be any electronic equipment including battery, such as: mobile phone is put down
Plate computer (Tablet Personal Computer), laptop computer (Laptop Computer), personal digital assistant
(personal digital assistant, abbreviation PDA), mobile Internet access device (Mobile Internet Device, MID)
Or wearable device (Wearable Device) etc..
When in embodiments of the present invention, by the battery charge capacity during the charging process and the charging that acquire electronic equipment
It is long；Based on charge capacity and charging duration, the leakage current value of battery is calculated；If leakage current value is more than or equal to predetermined current
Value then carries out processing corresponding with pre-set current value.It is supervised in this way, electronic equipment can be realized by the leakage current to inside battery
Control, the accidents such as the prevention fever of the electronic equipment as caused by inside battery leakage current exception, batteries caught fire and explosion, promotes battery
With the service life and safety of electronic equipment.
Referring to Fig. 3, Fig. 3 is the flow chart of another leakage current monitoring method provided in an embodiment of the present invention.This implementation
The main distinction of example and embodiment illustrated in fig. 1 is that pre-set current value includes the first pre-set current value and the second pre-set current value.
As shown in Figure 3, comprising the following steps:
Step 301, the battery charge capacity during the charging process and charging duration for acquiring electronic equipment；
Step 302 is based on charge capacity and charging duration, calculates the leakage current value of battery.
The realization process and beneficial effect of step 301 and step 302 may refer to the description in step 101 and step 102,
Details are not described herein again.
Optionally, the battery in electronic equipment is under charged state, acquires the battery of electronic equipment in charging process
In charge capacity and the step of charging duration, may include:
The second charge capacity and that acquisition is charged into the first charge capacity of battery in electronic equipment, is charged into battery core in battery
One charging duration；
Based on charge capacity and charging duration, the step of calculating the leakage current value of battery, comprising:
The leakage current value of battery in electronic equipment is calculated, leakage current value is the difference of the first charge capacity and the second charge capacity
Divided by the first charging duration.
As shown in Figure 2, it is known that under charged state, the electricity Q that is charged into battery1Equal to the electricity Q for being filled with internal battery core2With
Power consumption Q in leakage circuit charging process3The sum of, i.e. Q1=Q2+Q3.First of battery in electronic equipment is charged by acquisition to fill
Power consumption Q1, be charged into the second charge capacity Q of battery core in battery2, that is, it may know that the power consumption in charging process in leakage circuit,
Pass through electric current calculation formula again: leakage current can be obtained by the power consumption of leakage circuit divided by the first charging duration in I=Q/t
Value.Specifically, above-mentioned Q1It can detect to obtain by voltameter, above-mentioned Q2It can be obtained by the charge volume that intelligent battery is fed back,
Q1And Q2Acquisition mode also not only limit aforesaid way, the side such as charging progress, charge efficiency that intelligent battery is fed back can also be passed through
Formula is calculated.
The battery accident rate of the charging process of usual electronic equipment is higher, in present embodiment, can directly set in electronics
The leakage current value that inside battery is monitored in the charging process of standby battery, finds the biggish feelings of leakage current value in charging process in time
Condition, and be supplied to processing module and perform corresponding processing is led so as to avoid in charging process leakage current value excessive in time
The accidents such as electronic equipment fever exception, batteries caught fire and the explosion of cause, promote the service life and safety of battery and electronic equipment
Property.
It should be noted that acquisition is charged into the first charge capacity of battery in electronic equipment, is charged into the of battery core in battery
Two charge capacities and the first charging duration；The leakage current value of battery in electronic equipment is calculated, leakage current value is the first charge capacity
And the difference of the second charge capacity is divided by the first charging duration, is optional embodiment, i.e., and not only limits this one kind based on charging
Electricity and charging duration calculate the mode of the leakage current value of battery.In addition, present embodiment is equally applicable to implementation shown in FIG. 1
Example, and beneficial effect having the same, details are not described herein.
Optionally, the battery in electronic equipment is under charging, discharge cycles state, and the battery for acquiring electronic equipment exists
The step of charge capacity and charging duration in charging process, may include:
Acquisition is charged into the third charge capacity of battery and is charged into the second charging duration of third charge capacity；
After the battery charge capacity during the charging process and charging duration for acquiring electronic equipment the step of, also wrap
It includes:
Acquire the first discharge electricity amount and the electric discharge duration for releasing the first discharge electricity amount that battery is released；
Based on charge capacity and charging duration, the step of calculating the leakage current value of battery, comprising:
The leakage current value of battery in electronic equipment is calculated, leakage current value is the difference of third charge capacity and the first discharge electricity amount
Divided by the sum of the second charging duration and electric discharge duration.
As shown in Figure 2, it is known that under charged state, the electricity Q that is charged into battery1Equal to the electricity Q for being filled with internal battery core2With
Power consumption Q in leakage circuit charging process3The sum of, i.e. Q1=Q2+Q3；Under discharge condition, the electricity Q of battery releasing4Equal to inside
The electricity Q that battery core is released5With power consumption Q in leakage circuit discharge process6Difference, i.e. Q4=Q5-Q6.Wherein, internal battery core capacity
Centainly, thus charge capacity Q2With discharge electricity amount Q5It is equal, therefore by Q1-Q4Obtain the electric leakage electricity during charge and discharge cycles
The total power consumption Q on road3+Q6, then pass through electric current calculation formula: I=Q/t, by Q3+Q6Divided by the total duration of charge and discharge cycles process
The leakage current value during charge and discharge cycles can be obtained in t.
Specifically, above-mentioned Q1And Q4It can detect to obtain by voltameter, can also feed back to obtain by intelligent battery,
Present embodiment does not limit this, in addition, the total duration t of charge and discharge cycles process can be obtained by CPU, can also pass through
The modes such as timer obtain.
In present embodiment, leakage current value can be calculated during the charging of the battery of electronic equipment, discharge cycles, counted
The leakage current value calculated can integrate the entirety of leakage current value in the case where embodying leakage current value in charging process and discharge process
Situation, the situation for avoiding a certain higher and whole leakage current value of moment leakage current value lower, caused processing module is to electronics
The case where equipment is dealt with improperly.
It should be noted that when acquisition is charged into the third charge capacity of battery and is charged into the second charging of third charge capacity
It is long；Acquire the first discharge electricity amount and the electric discharge duration for releasing the first discharge electricity amount that battery is released；Calculate battery in electronic equipment
Leakage current value, leakage current value is the difference of third charge capacity and the first discharge electricity amount divided by the second charging duration and duration of discharging
The sum of, it is optional embodiment, i.e., and not only limits a kind of this leakage current for calculating battery based on charge capacity and charging duration
The mode of value.In addition, present embodiment is equally applicable to embodiment shown in FIG. 1, and beneficial effect having the same, herein not
It repeats again.
Step 303 judges whether leakage current value is greater than or equal to the first pre-set current value and less than the second pre-set current value.
If so, thening follow the steps 304, output prompt information；And/or
In the present embodiment, pre-set current value includes the first pre-set current value and the second pre-set current value.Step 302 calculating is arrived
Leakage current value after, which is compared with the first pre-set current value and the second pre-set current value, works as leakage current value
More than or equal to the first pre-set current value and less than the second pre-set current value, it is believed that the leakage current is close to cause dangerous thing
Therefore leakage current, at this time electronic equipment output prompt information remind user.
Electronic equipment specifically export prompt information mode can there are many, such as: include display screen in electronic equipment
In the case of, showing in display screen indicates leakage current close to dangerous prompt information frame；In the feelings that electronic equipment includes loudspeaker
Under condition, being issued by loudspeaker indicates leakage current close to dangerous voice prompt；Include the case where vibrating motor in electronic equipment
Under, being issued by vibrating motor indicates leakage current close to dangerous vibration frequency.
Step 305 judges whether leakage current value is greater than or equal to the second pre-set current value.If so, then follow the steps 306,
Controlling electronic devices shutdown.
After the leakage current value that step 302 calculates, which is compared with the second pre-set current value, works as electric leakage
Flow valuve is being greater than or equal to the second pre-set current value, it is believed that the leakage current reaches the leakage current for causing peril, at this time
Electronic equipment shutdown, avoids battery from damaging electronic equipment.Optionally, it in the case where electronic equipment is in charged state and leaks electricity
When flow valuve is greater than or equal to the second pre-set current value, while electronic equipment shutdown, battery and charging interface can also be cut off
Between connection.
Optionally, before step 303 and/or step 305, can also include the following steps:
The cycle-index of battery in electronic equipment is obtained, determines the proportion of goods damageds corresponding with cycle-index；
Determine pre-set current value corresponding with the proportion of goods damageds.
The cycle-index of battery is more, and the degree of aging of battery is bigger, and the internal resistance of battery is also bigger, in identical leakage current
In the case of the heat that issues of battery it is more than the heat that new battery issues, it is easier to exist fever extremely, batteries caught fire and explosion
The problems such as.
The cycle-index of battery and the proportion of goods damageds of battery are directly proportional, and cycle-index is more, and the proportion of goods damageds of battery are bigger, specifically
According to cycle-index determine the proportion of goods damageds and according to the proportion of goods damageds determine the mode of pre-set current value pass through table look-up, Linearity Formula
Etc. modes determine.In the present embodiment, by the way of tabling look-up, it can determine after the cycle-index of battery obtaining in electronic equipment
The proportion of goods damageds of battery table look-up to obtain corresponding pre-set current value after determining the proportion of goods damageds.
Since the internal resistance of cell increases with the increase of the proportion of goods damageds of battery, in order to ensure the monitoring to leakage current can prevent
Leakage current causes damages accident, and the setting needs of pre-set current value reduce with the increase of the proportion of goods damageds of battery, can make electricity
The heat that pond issues is lower than safe heat, it is ensured that the safety that battery uses.
By the input parameter using the cycle-index of battery as determining pre-set current value, so that in different circulating batteries
The case where pre-set current value that the leakage current value that number measures is compared more is bonded the present battery under safety requirements, further mentions
Rise the attainable safety of electric leakage flow monitoring institute of battery.
Above-mentioned steps are equally applicable to before the step 103 of embodiment shown in FIG. 1, and have same beneficial effect,
It repeats no more again.
Further, in the present embodiment, pre-set current value includes the first pre-set current value and the second pre-set current value
In the case of, determine pre-set current value corresponding with the proportion of goods damageds the step of may include:
Determine that the first pre-set current value and the second pre-set current value, the first pre-set current value are inversely proportional with the proportion of goods damageds, second
Pre-set current value is inversely proportional with the proportion of goods damageds.
By the way that the first pre-set current value and the second pre-set current value are associated as inverse relation with the cycle-index of battery,
So that the first pre-set current value and the second pre-set current value that compare pair in the leakage current value that different circulating battery numbers measure are more
Stick on the case where closing the present battery under safety requirements, further promotes the attainable safety of electric leakage flow monitoring institute of battery.
It optionally, no matter whether include above-mentioned steps before step 303 and/or step 304, after step 302, also
May include:
Leakage current value is compared with the history leakage current value prestored, obtains difference result；
If difference result is greater than preset threshold, the file comprising the parameter of battery in target time section is generated, when target
Between section starting time be history leakage current value acquisition time, when the terminal time of target time section is the acquisition of leakage current value
Between.
Electronic equipment prestores history leakage current value, the leakage current for the battery which gets before being
Value, the history leakage current value can be the leakage current value measured for the first time and no longer update, be also possible to every predetermined period
It updates.It is the leakage current value measured for the first time by initial history leakage current value and is said for predetermined period update
Bright: predetermined period is week age, and initial history leakage current value is the leakage current value measured for the first time, in week age later
The leakage current value measured is compared with the initial history leakage current value, and after one week, history leakage current value is updated to
The leakage current value newly measured, the leakage current value measured in week age later are compared with updated history leakage current value
It is right, and so on.
After step 302 obtains leakage current value, it is compared with history leakage current value, obtains difference as a result, in history
In the case that leakage current value updates, which indicates the variable quantity of the leakage current value in battery within the update cycle；In history
In the case that leakage current value does not update, which is indicated in present battery between leakage current value and initial leakage current value
Variable quantity.
It is related whether preset threshold updates with history leakage current value, in the case where history leakage current value timing updates, in advance
If threshold value is the variation maximum value that leakage current value allows in battery in the update cycle, the leakage current value is directly proportional to the update cycle,
Update cycle is bigger, preset threshold is also bigger, and the update cycle is smaller, preset threshold is also smaller；It is not updated in history leakage current value
In the case where, preset threshold is the variation maximum value that leakage current value allows in battery, which is fixed value.
If obtaining after comparing, difference result is greater than preset threshold, it may be considered that the leakage current of battery has abnormal, generation
File comprising the parameter of battery in target time section, when the starting time of target time section is the acquisition of history leakage current value
Between, the terminal time of target time section is the acquisition time of leakage current value.I.e. in the case where history leakage current value timing updates,
Target time section is that the acquisition time of history leakage current value extremely has the acquisition time of abnormal leakage current value；In history leakage current
In the case that value does not update, target time section is acquisition time the obtaining to the leakage current value in the presence of exception of first time leakage current value
Take the time.The file of the parameter of specific battery includes but is not limited to: capacity, internal resistance value, charging current value, discharge current value,
Nominal voltage, ambient temperature value, charge and discharge rate, self-discharge rate.
By generating the file comprising the parameter of battery in target time section, enable maintenance personal by checking this article
Part recognizes the overall process of battery each battery parameter from normal condition to abnormality of electronic equipment, consequently facilitating maintenance personal
It searches battery and abnormal reason occurs, promote the maintenance efficiency and repairable rate of battery, and then promoted and extend electronic equipment
A possibility that service life.
Above-mentioned steps are equally applicable to after the step 102 of embodiment shown in FIG. 1, and have same beneficial effect,
It repeats no more again.
In the present embodiment, pre-set current value includes the first pre-set current value and the second pre-set current value, is arrived by that will calculate
Leakage current value be compared respectively with the first pre-set current value and the second pre-set current value, and according to different comparison results into
The different processing of row can either achieve the purpose that remind user, additionally it is possible in necessity so that the mode of processing is more diversified
In the case where prevent the generations of hazardous accidents.
The structural schematic diagram that Fig. 4 is a kind of electronic equipment provided in an embodiment of the present invention is please referred to, as shown in figure 4, electronics
Equipment 400 includes acquisition module 401 interconnected, computing module 402 and processing module 403, in which:
Acquisition module 401, for acquiring the battery of electronic equipment charge capacity during the charging process and charging duration；
Computing module 402 calculates the leakage current value of battery for being based on charge capacity and charging duration；
Processing module 403 carries out and pre-set current value pair if being more than or equal to pre-set current value for leakage current value
The processing answered.
Optionally, pre-set current value includes the first pre-set current value and the second pre-set current value, and processing module 403 includes:
Output unit, if being greater than or equal to the first pre-set current value for leakage current value and less than the second pre-set current value,
Then export prompt information；And/or
Shut down unit, if being greater than or equal to the second pre-set current value, controlling electronic devices shutdown for leakage current value.
Optionally, as shown in figure 5, electronic equipment 400 further include:
Module 404 is obtained, for obtaining the cycle-index of battery in electronic equipment, determines loss corresponding with cycle-index
Rate；
Determining module 405, for determining pre-set current value corresponding with the proportion of goods damageds.
Optionally, acquisition module 401 are charged into the first charge capacity of battery in electronic equipment, are charged into battery for acquiring
The second charge capacity and the first charging duration of interior battery core；
Computing module 402, for calculating the leakage current value of battery in electronic equipment, leakage current value be the first charge capacity with
The difference of second charge capacity is divided by the first charging duration.
Optionally, acquisition module 401, for acquire be charged into battery third charge capacity and be charged into third charge capacity
Second charging duration；It is also used to acquire the first discharge electricity amount of battery releasing and releases the electric discharge duration of the first discharge electricity amount；
Computing module 402, for calculating the leakage current value of battery in electronic equipment, leakage current value be third charge capacity with
The difference of first discharge electricity amount is divided by the sum of the second charging duration and electric discharge duration.
Optionally, as shown in fig. 6, electronic equipment 400 further include:
Comparison module 406 obtains difference result for leakage current value to be compared with the history leakage current value prestored；
Generation module 407 generates the ginseng comprising battery in target time section if being greater than preset threshold for difference result
Several files, the starting time of target time section are the acquisition time of history leakage current value, and the terminal time of target time section is
The acquisition time of leakage current value.
Electronic equipment 400 can be realized each process that electronic equipment is realized in the embodiment of the method for Fig. 1 to Fig. 3, to keep away
Exempt to repeat, which is not described herein again.
The electronic equipment 400 of the embodiment of the present invention can be prevented by the monitoring of the leakage current to inside battery by battery
The accidents such as the fever of electronic equipment caused by internal electrical losses stream exception, batteries caught fire and explosion, promotion battery and electronic equipment
Service life and safety.
Please refer to the hardware structural diagram of Fig. 7 a kind of electronic equipment of each embodiment to realize the present invention, the electricity
Sub- equipment 700 includes but is not limited to: radio frequency unit 701, audio output unit 703, input unit 704, passes network module 702
Sensor 705, display unit 706, user input unit 707, interface unit 708, memory 709, processor 710 and power supply
711 equal components.It will be understood by those skilled in the art that electronic devices structure shown in Fig. 7 is not constituted to electronic equipment
It limits, electronic equipment may include perhaps combining certain components or different component cloth than illustrating more or fewer components
It sets.In embodiments of the present invention, electronic equipment includes but is not limited to mobile phone, tablet computer, laptop, palm PC, vehicle
Mounted terminal, wearable device and pedometer etc..
Wherein, processor 710, when for acquiring the battery of electronic equipment charge capacity during the charging process and charging
It is long；Based on charge capacity and charging duration, the leakage current value of battery is calculated；If leakage current value is more than or equal to predetermined current
Value then carries out processing corresponding with pre-set current value.
Optionally, pre-set current value includes the first pre-set current value and the second pre-set current value；
If processor 710 is more than or equal to pre-set current value in leakage current value, carry out corresponding with pre-set current value
It in the step of processing, is used for: defeated if leakage current value is greater than or equal to the first pre-set current value and less than the second pre-set current value
Prompt information out；And/or if leakage current value is greater than or equal to the second pre-set current value, controlling electronic devices shutdown.
Optionally, if processor 710 is more than or equal to pre-set current value, progress and pre-set current value in leakage current value
It before the step of corresponding processing, is also used to: obtaining the cycle-index of battery in electronic equipment, determination is corresponding with cycle-index
The proportion of goods damageds；Determine pre-set current value corresponding with the proportion of goods damageds.
Optionally, processor 710 exists in the case where electronic equipment is in charged state in the battery of acquisition electronic equipment
In the step of charge capacity and charging duration in charging process, be used for: acquisition is charged into the first charging of battery in electronic equipment
Electricity, the second charge capacity and the first charging duration for being charged into battery core in battery；It is being based on charge capacity and charging duration, is being calculated
It in the step of leakage current value of battery, is used for: calculating the leakage current value of battery in electronic equipment, leakage current value is the first charging electricity
Amount and the difference of the second charge capacity are divided by the first charging duration.
Optionally, battery charge capacity during the charging process and charging duration of the processor 710 in acquisition electronic equipment
The step of in, be used for: acquisition, which is charged into, the third charge capacity of battery and is charged into the second charging duration of third charge capacity；It is adopting
After the step of battery of set electron equipment charge capacity during the charging process and charging duration, it is also used to acquire battery releasing
The first discharge electricity amount and release the first discharge electricity amount electric discharge duration；It is being based on charge capacity and charging duration, is calculating battery
Leakage current value the step of in, for calculating the leakage current value of battery in electronic equipment, leakage current value be third charge capacity with
The difference of first discharge electricity amount is divided by the sum of the second charging duration and electric discharge duration.
Optionally, processor 710 is being based on charge capacity and charging duration, the step of calculating the leakage current value of battery it
Afterwards, it is also used to: leakage current value being compared with the history leakage current value prestored, obtains difference result；If difference result is greater than
Preset threshold, then generate the file comprising the parameter of battery in target time section, and the starting time of target time section is history leakage
The acquisition time of current value, the terminal time of target time section are the acquisition time of leakage current value.
Electronic equipment 700 can be realized each process that electronic equipment is realized in previous embodiment, to avoid repeating, here
It repeats no more.
The electronic equipment 700 of the embodiment of the present invention can be prevented by the monitoring of the leakage current to inside battery by battery
The accidents such as the fever of electronic equipment caused by internal electrical losses stream exception, batteries caught fire and explosion, promotion battery and electronic equipment
Service life and safety.
It should be understood that the embodiment of the present invention in, radio frequency unit 701 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 710 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 701 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 701 can also by wireless communication system and network and other set
Standby communication.
Electronic equipment provides wireless broadband internet by network module 702 for user and accesses, and such as user is helped to receive
It sends e-mails, browse webpage and access streaming video etc..
Audio output unit 703 can be received by radio frequency unit 701 or network module 702 or in memory 709
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 703 can also provide and electricity
The relevant audio output of specific function that sub- equipment 700 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 703 includes loudspeaker, buzzer and receiver etc..
Input unit 704 is for receiving audio or video signal.Input unit 704 may include graphics processor
(Graphics Processing Unit, GPU) 7041 and microphone 7042, graphics processor 7041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 706.Through graphics processor 7041, treated that picture frame can be deposited
Storage is sent in memory 709 (or other storage mediums) or via radio frequency unit 701 or network module 702.Mike
Wind 7042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output that mobile communication base station can be sent to via radio frequency unit 701 is converted in the case where telephone calling model.
Electronic equipment 700 further includes at least one sensor 705, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 7061, and proximity sensor can close when electronic equipment 700 is moved in one's ear
Display panel 7061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify electronic equipment posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes
Sensor 705 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 706 is for showing information input by user or being supplied to the information of user.Display unit 706 can wrap
Display panel 7061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 7061.
User input unit 707 can be used for receiving the number or character information of input, and generate the use with electronic equipment
Family setting and the related key signals input of function control.Specifically, user input unit 707 include touch panel 7071 and
Other input equipments 7072.Touch panel 7071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 7071 or in touch panel 7071
Neighbouring operation).Touch panel 7071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects touch operation bring signal, transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 710, receiving area
It manages the order that device 710 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Seed type realizes touch panel 7071.In addition to touch panel 7071, user input unit 707 can also include other input equipments
7072.Specifically, other input equipments 7072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 7071 can be covered on display panel 7061, when touch panel 7071 is detected at it
On or near touch operation after, send processor 710 to determine the type of touch event, be followed by subsequent processing device 710 according to touching
The type for touching event provides corresponding visual output on display panel 7061.Although in Fig. 7, touch panel 7071 and display
Panel 7061 is the function that outputs and inputs of realizing electronic equipment as two independent components, but in some embodiments
In, can be integrated by touch panel 7071 and display panel 7061 and realize the function that outputs and inputs of electronic equipment, it is specific this
Place is without limitation.
Interface unit 708 is the interface that external device (ED) is connect with electronic equipment 700.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 708 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in electronic equipment 700 or can be used in 700 He of electronic equipment
Data are transmitted between external device (ED).
Memory 709 can be used for storing software program and various data.Memory 709 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 709 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 710 is the control centre of electronic equipment, utilizes each of various interfaces and the entire electronic equipment of connection
A part by running or execute the software program and/or module that are stored in memory 709, and calls and is stored in storage
Data in device 709 execute the various functions and processing data of electronic equipment, to carry out integral monitoring to electronic equipment.Place
Managing device 710 may include one or more processing units；Preferably, processor 710 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 710.
Electronic equipment 700 can also include the power supply 711 (such as battery) powered to all parts, it is preferred that power supply 711
Can be logically contiguous by power-supply management system and processor 710, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, electronic equipment 700 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of electronic equipment, including processor 710, and memory 709 is stored in
On memory 709 and the computer program that can run on the processor 710, the computer program are executed by processor 710
Each process of the above-mentioned image processing method embodiment of Shi Shixian, and identical technical effect can be reached, to avoid repeating, here
It repeats no more.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize each process of above-mentioned image processing method embodiment, and energy when being executed by processor
Reach identical technical effect, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium, such as only
Read memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation
RAM), magnetic or disk etc..
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (13)
1. a kind of leakage current monitoring method is applied to electronic equipment, which is characterized in that the described method includes:
Acquire the battery of electronic equipment charge capacity during the charging process and charging duration；
Based on the charge capacity and the charging duration, the leakage current value of the battery is calculated；
If the leakage current value is more than or equal to pre-set current value, processing corresponding with the pre-set current value is carried out.
2. leakage current monitoring method according to claim 1, which is characterized in that the pre-set current value includes first default
Current value and the second pre-set current value；If the leakage current value be more than or equal to pre-set current value, carry out with it is described
The step of pre-set current value corresponding processing, comprising:
If the leakage current value is greater than or equal to the first pre-set current value and less than the second pre-set current value, prompt letter is exported
Breath；And/or
If the leakage current value is greater than or equal to second pre-set current value, the electronic equipment shutdown is controlled.
3. leakage current monitoring method according to claim 1, which is characterized in that if the leakage current value be greater than or
Equal to pre-set current value, then before the step of progress processing corresponding with the pre-set current value, further includes:
The cycle-index of battery in the electronic equipment is obtained, determines the proportion of goods damageds corresponding with the cycle-index；
Determine pre-set current value corresponding with the proportion of goods damageds.
4. leakage current monitoring method according to claim 1, which is characterized in that the battery of the acquisition electronic equipment
The step of charge capacity during the charging process and charging duration, comprising:
Acquisition is charged into the first charge capacity of the battery, the second charge capacity for being charged into battery core in the battery and the first charging
Duration；
It is described to be based on the charge capacity and the charging duration, the step of calculating the leakage current value of the battery, comprising:
The leakage current value of battery in the electronic equipment is calculated, the leakage current value is first charge capacity and described second
The difference of charge capacity is divided by first charging duration.
5. leakage current monitoring method according to claim 1, which is characterized in that the battery of the acquisition electronic equipment
The step of charge capacity during the charging process and charging duration, comprising:
Acquisition is charged into the third charge capacity of the battery and is charged into the second charging duration of the third charge capacity；
After the step of battery of acquisition electronic equipment charge capacity during the charging process and charging duration, also wrap
It includes:
Acquire the first discharge electricity amount and the electric discharge duration for releasing first discharge electricity amount that the battery is released；
It is described to be based on the charge capacity and the charging duration, the step of calculating the leakage current value of the battery, comprising:
The leakage current value of battery in the electronic equipment is calculated, the leakage current value is the third charge capacity and described first
The difference of discharge electricity amount is divided by the sum of second charging duration and the electric discharge duration.
6. leakage current monitoring method according to claim 1, which is characterized in that described based on the charge capacity and described
Charging duration, after the step of calculating the leakage current value of the battery, further includes:
The leakage current value is compared with the history leakage current value prestored, obtains difference result；
If the difference result is greater than preset threshold, the file comprising the parameter of the battery in target time section, institute are generated
The starting time for stating target time section is the acquisition time of the history leakage current value, and the terminal time of the target time section is
The acquisition time of the leakage current value.
7. a kind of electronic equipment characterized by comprising
Acquisition module, for acquiring the battery of electronic equipment charge capacity during the charging process and charging duration；
Computing module calculates the leakage current value of the battery for being based on the charge capacity and the charging duration；
Processing module carries out and the pre-set current value if being more than or equal to pre-set current value for the leakage current value
Corresponding processing.
8. electronic equipment according to claim 7, which is characterized in that the pre-set current value includes the first pre-set current value
With the second pre-set current value；The processing module includes:
Output unit, if being greater than or equal to the first pre-set current value for the leakage current value and less than the second pre-set current value,
Then export prompt information；And/or
The unit that shuts down controls the electronics and sets if being greater than or equal to second pre-set current value for the leakage current value
Standby shutdown.
9. electronic equipment according to claim 7, which is characterized in that the electronic equipment further include:
Module is obtained, for obtaining the cycle-index of battery in the electronic equipment, determines damage corresponding with the cycle-index
Consumption rate；
Determining module, for determining pre-set current value corresponding with the proportion of goods damageds.
10. electronic equipment according to claim 7, which is characterized in that
The acquisition module is charged into the first charge capacity of the battery, is charged into second of battery core in the battery for acquiring
Charge capacity and the first charging duration；
The computing module, for calculating the leakage current value of battery in the electronic equipment, the leakage current value is described first
The difference of charge capacity and second charge capacity is divided by first charging duration.
11. electronic equipment according to claim 7, which is characterized in that
The acquisition module, for acquiring the third charge capacity for being charged into the battery and be charged into the third charge capacity the
Two charging durations；When being also used to acquire the electric discharge of the first discharge electricity amount and releasing first discharge electricity amount that the battery is released
It is long；
The computing module, for calculating the leakage current value of battery in the electronic equipment, the leakage current value is the third
The difference of charge capacity and first discharge electricity amount is divided by the sum of second charging duration and the electric discharge duration.
12. electronic equipment according to claim 7, which is characterized in that the electronic equipment further include:
Comparison module obtains difference result for the leakage current value to be compared with the history leakage current value prestored；
Generation module generates if being greater than preset threshold for the difference result comprising the battery in target time section
The file of parameter, the starting time of the target time section are the acquisition time of the history leakage current value, the object time
The terminal time of section is the acquisition time of the leakage current value.
13. a kind of electronic equipment, which is characterized in that including processor, memory and be stored on the memory and can be in institute
The computer program run on processor is stated, such as claim 1 to 6 is realized when the computer program is executed by the processor
Any one of described in leakage current monitoring method the step of.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687467A (en) * | 2019-11-13 | 2020-01-14 | 珠海冠宇电池有限公司 | Method for detecting leakage current of lithium battery |
| CN111679201A (en) * | 2020-06-30 | 2020-09-18 | 重庆长安新能源汽车科技有限公司 | Method for detecting short circuit in power battery pack |
| CN111736096A (en) * | 2020-07-27 | 2020-10-02 | 镇江大全赛雪龙牵引电气有限公司 | Direct current switch cabinet frame insulation monitoring and positioning system |
| CN112698224A (en) * | 2020-12-03 | 2021-04-23 | Oppo广东移动通信有限公司 | Remaining power estimation method, device, equipment and readable storage medium |
| CN114487914A (en) * | 2022-04-13 | 2022-05-13 | 荣耀终端有限公司 | Electronic equipment and leakage current testing method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0390876A (en) * | 1989-09-04 | 1991-04-16 | Mk Seiko Co Ltd | Diagnosic device for on-vehicle battery |
| CN1821801A (en) * | 2005-02-18 | 2006-08-23 | 松下电器产业株式会社 | Internal short detection apparatus for secondary-battery, internal short detection method for secondary-battery, battery-pack, and electronic equipment |
| CN106597298A (en) * | 2016-11-18 | 2017-04-26 | 努比亚技术有限公司 | Battery cell electric leakage determination device and method |
| CN106655389A (en) * | 2016-12-30 | 2017-05-10 | 维沃移动通信有限公司 | Charging protection method, device and circuit |
| CN106959386A (en) * | 2017-03-30 | 2017-07-18 | 维沃移动通信有限公司 | A kind of creepage detection method and mobile terminal |
| CN107843802A (en) * | 2017-10-23 | 2018-03-27 | 北京小米移动软件有限公司 | Internal short-circuit detection method and device |
| CN107870301A (en) * | 2016-09-27 | 2018-04-03 | 华为技术有限公司 | A kind of detection method and device of battery micro-short circuit |
| CN108241102A (en) * | 2016-12-23 | 2018-07-03 | 华为技术有限公司 | A kind of detection method and device of battery micro-short circuit |
-
2018
- 2018-08-23 CN CN201810965514.9A patent/CN109142953B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0390876A (en) * | 1989-09-04 | 1991-04-16 | Mk Seiko Co Ltd | Diagnosic device for on-vehicle battery |
| CN1821801A (en) * | 2005-02-18 | 2006-08-23 | 松下电器产业株式会社 | Internal short detection apparatus for secondary-battery, internal short detection method for secondary-battery, battery-pack, and electronic equipment |
| CN107870301A (en) * | 2016-09-27 | 2018-04-03 | 华为技术有限公司 | A kind of detection method and device of battery micro-short circuit |
| CN106597298A (en) * | 2016-11-18 | 2017-04-26 | 努比亚技术有限公司 | Battery cell electric leakage determination device and method |
| CN108241102A (en) * | 2016-12-23 | 2018-07-03 | 华为技术有限公司 | A kind of detection method and device of battery micro-short circuit |
| CN106655389A (en) * | 2016-12-30 | 2017-05-10 | 维沃移动通信有限公司 | Charging protection method, device and circuit |
| CN106959386A (en) * | 2017-03-30 | 2017-07-18 | 维沃移动通信有限公司 | A kind of creepage detection method and mobile terminal |
| CN107843802A (en) * | 2017-10-23 | 2018-03-27 | 北京小米移动软件有限公司 | Internal short-circuit detection method and device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687467A (en) * | 2019-11-13 | 2020-01-14 | 珠海冠宇电池有限公司 | Method for detecting leakage current of lithium battery |
| CN111679201A (en) * | 2020-06-30 | 2020-09-18 | 重庆长安新能源汽车科技有限公司 | Method for detecting short circuit in power battery pack |
| CN111679201B (en) * | 2020-06-30 | 2022-06-14 | 重庆长安新能源汽车科技有限公司 | Method for detecting short circuit in power battery pack |
| CN111736096A (en) * | 2020-07-27 | 2020-10-02 | 镇江大全赛雪龙牵引电气有限公司 | Direct current switch cabinet frame insulation monitoring and positioning system |
| CN111736096B (en) * | 2020-07-27 | 2023-02-10 | 镇江大全赛雪龙牵引电气有限公司 | Direct current switch cabinet frame insulation monitoring and positioning system |
| CN112698224A (en) * | 2020-12-03 | 2021-04-23 | Oppo广东移动通信有限公司 | Remaining power estimation method, device, equipment and readable storage medium |
| CN114487914A (en) * | 2022-04-13 | 2022-05-13 | 荣耀终端有限公司 | Electronic equipment and leakage current testing method |
| CN114487914B (en) * | 2022-04-13 | 2022-08-19 | 荣耀终端有限公司 | Electronic equipment and leakage current testing method |
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