CN1355586A - Automatic test method and device for battery - Google Patents
Automatic test method and device for battery Download PDFInfo
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- CN1355586A CN1355586A CN 00134811 CN00134811A CN1355586A CN 1355586 A CN1355586 A CN 1355586A CN 00134811 CN00134811 CN 00134811 CN 00134811 A CN00134811 A CN 00134811A CN 1355586 A CN1355586 A CN 1355586A
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
A method and its device for automatically detecting the state of battery in notebook computer and controlling the charging and discharging of the said battery feature that a BIOS unit is used to control the first and the second controller for controlling the charging and discharging of battery and detecting the state and capacity of battery, so determining the performance of battery. Its advantages are instantameous detecting on-line, power supply norral operation and no need to spend time of battery detection.
Description
The present invention relates to a kind of battery automatic testing method and device thereof, be meant a kind of being applied in the notebook computer especially, whether the battery of test supply power can be normally and the testing apparatus that effectively operates.
Battery is one of critical elements of all portable electronic articles for use, the quality of battery performance, often directly have influence on the convenience that electronic product uses, especially in notebook computer, this trend is obvious especially, as power supply, the function of notebook computer certainly will be had a greatly reduced quality as if the battery that does not have a reserve of electricity height to have extended cycle life.In the middle of the production process of traditional notebook computer, owing to do not design the step of detection at the function of battery, therefore often just the battery in the notebook computer being charged to its demonstration fills and just regards the step of finishing charging when full as, but this moment, whether this battery that places notebook computer was 100% the charging of finishing, or its capacitance is not enough and can not be charged to 100%, or this battery itself just has problem, can not power according to the electricity needs standard of notebook computer, these problems all belong to unknown.If battery performance has problem, then must wait until after the buyer uses and can learn, not only improve maintenance cost, and product goodwill is had great infringement.
Therefore, in order to make the manufacturer can be before product export, guarantee that the battery in the device what notebook computer can normal and effectively operate, to improve the reliability and the product quality of notebook computer battery, whether a kind of battery that can detect can be charged fully, and detect its discharge quality detection method need.
The object of the present invention is to provide discharging and recharging of a kind of battery of controlling notebook computer, in order to guarantee that before notebook computer dispatches from the factory battery can normal and effectively operate, and can improve the reliability and the product quality of notebook computer battery, solved in the past because of whether the operating state that notebook computer can't be pre-determined its battery before dispatching from the factory is stable and whether quality is good, and the problem that causes maintenance trouble and cost of serving to improve.
The object of the present invention is achieved like this:
A kind of battery automatic detection device comprises: a charge circuit in order to battery is charged, and having one on it at least can controlled internal switch; One is connected between battery and the system and device, in order to the discharge line that allows this battery that this system and device is discharged; One operating state when reading corresponding to the battery charge and discharge, and send the ROM-BIOS unit of testing result; And one in order to connect first control circuit of ROM-BIOS unit and internal switch, and the ROM-BIOS unit can be controlled the keying of this internal switch via first control circuit.
The method that a kind of battery automatically detects: comprise by a ROM-BIOS unit and read operating state corresponding to this battery operation; When this operating state is not inconsistent unification cell electrical standard, send an information warning to system and device by the ROM-BIOS unit; When this operating state meets this cell electrical standard, send a state information to system and device by the ROM-BIOS unit; When the capacitance of battery less than 100% the time, by a charging circuit battery is charged; When the capacitance of battery has reached 100%, system and device is discharged by a discharge line order battery; Read a discharge condition of corresponding this battery discharge of what by the ROM-BIOS unit: and when this discharge condition does not meet this cell electrical standard, provide system and device required electric power by a power supply unit.
Battery automatic testing method of the present invention and device thereof, can when the notebook computer original production, carry out charge-discharge test to battery, normally whether not only can detect battery functi on immediately, and need not expend the other time and carry out battery detecting, effectively guaranteed the preceding acceptance rate of product export, to improve the quality of products.
Details are as follows to the structural principle of detection method of the present invention and device thereof according to the accompanying drawing of an embodiment below:
Fig. 1: the flow chart that detects battery status.
Fig. 2: notebook computer build-in test battery status and the electric line structure principle chart of controlling battery charging and discharging.
Graphical sysmbol explanation among Fig. 2
21 system and devices
22 batteries
221 discharge lines
23 ROM-BIOS unit
231 detection lines
232 first control circuits
233 second control circuits
234 data circuits
24 diodes
25 internal switches
26 interface channels
27 mains switches
28 transformers
29 power supply units
241 discharge lines
251,271,281,291 charging wires
Fig. 1 is for detecting the flow chart of battery status among the present invention, as shown in the figure, it at first is the detection (step 101) of carrying out battery work at present state (as: output voltage values of battery, output current value, body temperature etc.), if operating state does not meet the cell electrical standard and then transmits the display unit (as: screen or indicator light) (step 103) of an information warning to system and device, for example: the Word message that shows " battery damage " in the what screen is represented that this battery damages and can't be used, finishes test (step 109) then; Otherwise, if the operating state of battery normal (electrical standard that promptly meets battery), then send out one corresponding to battery operated normal state information to display unit, for example: it is normal to represent that in the mode that gives a green light the present operating state of battery belongs in the what screen, then carries out battery charging state and detection (step 102) according to the capacitance of the battery of obtaining; If capacitance is less than 100%, and detection capacitance number of times then continues battery is charged (step 104,105), and detects capacitance (step 102) once more less than predetermined capacitance detection number of times (as: it is 2 times that capacitance detects number of times); If capacitance is still less than 100%, then repeating step 104,105, detect number of times if reached predetermined capacitance, and capacitance do not reach 100% yet, then show information warning 103 in display unit, and judge that this battery has problem, can't finish 100% charging.
Otherwise, when battery is finished 100% charging, just carry out the discharge examination program of battery at once, make battery begin power supply and give notebook computer, and just also begin this moment the state of the discharge of battery is detected (step 106,107), the project of its detection includes: the output voltage values of battery, output current value, body temperature etc.If these measured values do not meet the cell electrical standard, then send information warning immediately to display unit (step 103), represent that the discharge situation of this battery does not meet standard; If detected value meets the cell electrical standard, then judge whether to have finished preset detection cycle-index (the detection circulation of present embodiment is twice), can stop if yes detecting (step 108,109), determine that battery in this notebook computer can be normally and 100% discharge and recharge, if otherwise be back to step 102, it is no abnormal with the quality of guaranteeing battery to carry out secondary detection.
Fig. 2 is notebook computer build-in test battery status and the electric line structure principle chart of controlling battery charging and discharging.According to the trace routine that Fig. 1 disclosed, ROM-BIOS unit (hereinafter to be referred as BIOS) 23 is via the signal conduction of detection line 231, and BIOS 23 can detect battery status and capacitance.When desiring to charge, BIOS23 opens internal switch (internal switch) 25 via first control circuit 232; Simultaneously, also transmit a signal through interface channel (print port) 26, mains switch (power switch) 27 is sent unlatching (on) information via circuit 233.So between power supply unit (power supply) 29, transformer (AC adapter) 28 and battery (battery) 22, will form a charge circuit, electric current self-rechargeable circuit 291,281,271,251 flows into battery 22 through internal switch 25, carries out charging procedure; And will carry out at-once monitor by 231 pairs of batteries of detection line 22 at this same time BIOS 23, and a testing result is delivered to system and device 21 through data circuit 234, be shown in the display unit of system and device 21, for operating personnel's inspection.
And when the discharge condition that need carry out battery detected, BIOS 23 can send the control signal of closing (off) through a connection channel 26 (as: parallel interface channel) to mains switch (power switch) 27 via second control circuit, 233 transmission, one signal.At this moment, electric current flows out from battery 22, via the discharge loop that circuit 221,214 forms, and the required electric power of supply system device 21 runnings.Among the figure, the n utmost point of diode 24 is connected with this charging circuit 271, and the p utmost point and discharge line 241 join, and it act as when avoiding battery discharge, produces the adverse current phenomenon of current direction mains switch 27.
In charge and discharge process, if B10S 23 detects battery 22 abnormal states, on the one hand send information warning, then send an information on the other hand and close internal switch 25, make mains switch (power switch) 27 form open circuit to the charging circuit 271 of 22 on battery through first control circuit 232; And BIO S 23 also sends unlatching (on) information via second control circuit, 233 transmission, one signal through 26 pairs of mains switches of interface channel (power switch) 27 at the same time, come the required electric power of supply system device 21 runnings and change by power supply unit 29, to keep relevant information warning, the demonstration of testing result, till coming to handle, the site operation personnel (as: unusual battery is taken out replacing).
Claims (17)
1, a kind of battery automatic detection device in order to detect the performance of this battery of supplying with computer one system and device power supply, is characterized in that described device comprises:
One charge circuit in order to battery is charged, having one on it at least can controlled internal switch;
One is connected between battery and the system and device, in order to the discharge line that allows this battery that this system and device is discharged;
One operating state when reading corresponding to the battery charge and discharge, and send the ROM-BIOS unit of testing result; And
One in order to connect first control circuit of ROM-BIOS unit and internal switch, and the ROM-BIOS unit can be controlled the keying of this internal switch via first control circuit.
2, battery automatic detection device according to claim 1 is characterized in that described ROM-BIOS unit is to link to each other with the display unit of demonstration testing result in the system and device.
3, battery automatic detection device according to claim 1 is characterized in that described operating state includes the output voltage values of this battery.
4, battery automatic detection device according to claim 1 is characterized in that described operating state includes the output current value of this battery.
5, battery automatic detection device according to claim 1 is characterized in that the body temperature of described operating state for this battery.
6, battery automatic detection device according to claim 1 is characterized in that described charge circuit also comprises:
One power supply unit; And
One controllable mains switch, it is connected with the ROM-BIOS unit by a connection channel, one second control circuit and accepts to control.
7, battery automatic detection device according to claim 1 is characterized in that described interface channel is a parallel interface channel.
8, battery automatic detection device according to claim 1, it is characterized in that also including in the described discharge loop electric current in order to avoid the battery outflow that bridges between this charging circuit and the discharge line is flowed to charging circuit by adverse current diode, and the n utmost point and the charging circuit of this diode join, and the p utmost point and this discharge line join.
9, a kind of battery automatic testing method is the method that detects the performance of this battery of supplying with computer one system and device power supply in a preset detection cycle-index, it is characterized in that described detection method comprises:
Read operating state by a ROM-BIOS unit corresponding to this battery operation;
When this operating state is not inconsistent unification cell electrical standard, send an information warning to system and device by the ROM-BIOS unit;
When this operating state meets this cell electrical standard, send a state information to system and device by the ROM-BIOS unit;
When the capacitance of battery less than 100% the time, by a charging circuit battery is charged;
When the capacitance of battery has reached 100%, system and device is discharged by a discharge line order battery;
Read a discharge condition of corresponding this battery discharge of what by the ROM-BIOS unit: and
When this discharge condition does not meet this cell electrical standard, provide system and device required electric power by a power supply unit.
10, battery automatic testing method according to claim 9 is characterized in that described information warning and state information are to be shown in the interior display unit of system and device.
11, battery automatic testing method according to claim 10, it is levied and is that described display unit is an indicator light.
12, battery automatic testing method according to claim 10 is characterized in that described display unit is a screen.
13, battery automatic testing method according to claim 9 is characterized in that described operating state and discharge condition are the output voltage values of battery.
14, battery automatic testing method according to claim 9 is characterized in that described operating state and discharge condition are the output current value of battery.
15, battery automatic testing method according to claim 9 is characterized in that described operating state and discharge condition are the body temperature of battery.
16, battery automatic testing method according to claim 9 is characterized in that described detection method also includes:
When the capacitance of this battery had reached 100%, ROM-BIOS unit one second control circuit was closed the external switch in this charging circuit; And
Close a internal switch in this charging circuit by ROM-BIOS unit one first control circuit, and make battery to the system and device power supply of discharging through discharge line by battery.
17, battery automatic testing method according to claim 9, described detection method also comprises:
When discharge condition does not meet this cell electrical standard,, stop this battery system and device is discharged by ROM-BIOS unit one InfoLine; And
By the ROM-BIOS unit second control circuit power-on switch, in order to supply this system and device required electric power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001348116A CN1174536C (en) | 2000-12-01 | 2000-12-01 | Automatic test method and device for battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001348116A CN1174536C (en) | 2000-12-01 | 2000-12-01 | Automatic test method and device for battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1355586A true CN1355586A (en) | 2002-06-26 |
| CN1174536C CN1174536C (en) | 2004-11-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001348116A Expired - Lifetime CN1174536C (en) | 2000-12-01 | 2000-12-01 | Automatic test method and device for battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1174536C (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100338841C (en) * | 2004-08-18 | 2007-09-19 | 神基科技股份有限公司 | Battery charge protecting method for portable electronic device |
| CN100340948C (en) * | 2004-05-07 | 2007-10-03 | 索尼株式会社 | Electronic device, battery pack, power-supply controlling method and program for electronic device |
| CN102890246A (en) * | 2012-10-11 | 2013-01-23 | 江苏天鹏电源有限公司 | Charge-discharge detection device of lithium battery pack |
| CN102902611A (en) * | 2011-07-29 | 2013-01-30 | 鸿富锦精密工业（深圳）有限公司 | Detection device |
| TWI425814B (en) * | 2008-09-19 | 2014-02-01 | Chi Mei Comm Systems Inc | System and method for testing current of a mobile device |
| CN103728547A (en) * | 2012-10-12 | 2014-04-16 | 技嘉科技股份有限公司 | Testing system used for testing circuit board and leakage current testing method |
| TWI459003B (en) * | 2012-10-05 | 2014-11-01 | Giga Byte Tech Co Ltd | Detecting system for detecting circuit board and leakage current detecting method |
| CN104635164A (en) * | 2015-01-26 | 2015-05-20 | 上海天奕达电子科技有限公司 | Battery charging and discharging stability testing method of intelligent terminal and intelligent terminal |
| CN106289549A (en) * | 2016-08-15 | 2017-01-04 | 北海市深蓝科技发展有限责任公司 | A kind of Notebook Battery temperature sense system |
| CN106973138A (en) * | 2017-03-10 | 2017-07-21 | 广东欧珀移动通信有限公司 | A kind of control method of mobile terminal, device and mobile terminal |
| CN108680864A (en) * | 2018-04-28 | 2018-10-19 | 北京机械设备研究所 | A kind of battery discharging test device and method with under-voltage protection |
| CN112467822A (en) * | 2020-10-15 | 2021-03-09 | 中船重工远舟（北京）科技有限公司 | Battery management method, device and system |
| CN115332650A (en) * | 2003-11-24 | 2022-11-11 | 密尔沃基电动工具公司 | Battery pack, method for operating a battery pack, and electric tool battery pack |
-
2000
- 2000-12-01 CN CNB001348116A patent/CN1174536C/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115332650A (en) * | 2003-11-24 | 2022-11-11 | 密尔沃基电动工具公司 | Battery pack, method for operating a battery pack, and electric tool battery pack |
| CN100340948C (en) * | 2004-05-07 | 2007-10-03 | 索尼株式会社 | Electronic device, battery pack, power-supply controlling method and program for electronic device |
| CN100338841C (en) * | 2004-08-18 | 2007-09-19 | 神基科技股份有限公司 | Battery charge protecting method for portable electronic device |
| TWI425814B (en) * | 2008-09-19 | 2014-02-01 | Chi Mei Comm Systems Inc | System and method for testing current of a mobile device |
| CN102902611A (en) * | 2011-07-29 | 2013-01-30 | 鸿富锦精密工业（深圳）有限公司 | Detection device |
| TWI459003B (en) * | 2012-10-05 | 2014-11-01 | Giga Byte Tech Co Ltd | Detecting system for detecting circuit board and leakage current detecting method |
| CN102890246B (en) * | 2012-10-11 | 2015-07-29 | 江苏天鹏电源有限公司 | A kind of charge-discharge detection device of lithium battery pack |
| CN102890246A (en) * | 2012-10-11 | 2013-01-23 | 江苏天鹏电源有限公司 | Charge-discharge detection device of lithium battery pack |
| CN103728547A (en) * | 2012-10-12 | 2014-04-16 | 技嘉科技股份有限公司 | Testing system used for testing circuit board and leakage current testing method |
| CN104635164A (en) * | 2015-01-26 | 2015-05-20 | 上海天奕达电子科技有限公司 | Battery charging and discharging stability testing method of intelligent terminal and intelligent terminal |
| CN104635164B (en) * | 2015-01-26 | 2018-05-11 | 上海卓易科技股份有限公司 | The battery charging and discharging stability test method and intelligent terminal of a kind of intelligent terminal |
| CN106289549A (en) * | 2016-08-15 | 2017-01-04 | 北海市深蓝科技发展有限责任公司 | A kind of Notebook Battery temperature sense system |
| CN106973138A (en) * | 2017-03-10 | 2017-07-21 | 广东欧珀移动通信有限公司 | A kind of control method of mobile terminal, device and mobile terminal |
| CN108680864A (en) * | 2018-04-28 | 2018-10-19 | 北京机械设备研究所 | A kind of battery discharging test device and method with under-voltage protection |
| CN112467822A (en) * | 2020-10-15 | 2021-03-09 | 中船重工远舟（北京）科技有限公司 | Battery management method, device and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1174536C (en) | 2004-11-03 |
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Granted publication date: 20041103 |
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