CN103199596A - Battery charge-discharge system and battery charge-discharge method - Google Patents
Battery charge-discharge system and battery charge-discharge method Download PDFInfo
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- CN103199596A CN103199596A CN2012100030385A CN201210003038A CN103199596A CN 103199596 A CN103199596 A CN 103199596A CN 2012100030385 A CN2012100030385 A CN 2012100030385A CN 201210003038 A CN201210003038 A CN 201210003038A CN 103199596 A CN103199596 A CN 103199596A
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- battery
- control switch
- battery modules
- electrically connects
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Abstract
A battery charge-discharge system comprises a power adapter, a charger, a battery module and an electronic device which is electrically connected with the power adapter and the battery module. The power adapter receives an alternating voltage and converts the received alternating voltage to a direct voltage, the charger receives the direct voltage from the power adapter and charges the battery module according to the received direct voltage, and the battery module comprises at least a first battery, a second battery and a control switch which is electrically connected with the first battery and the second battery. When the battery module is charged through the charger, the first battery and the second battery are connected into the battery module in series by the control switch, and when the battery module discharges to the electronic device, the first battery and the second battery are connected into the battery module in parallel by the control switch. The invention further discloses a battery charge-discharge method.
Description
Technical field
The present invention relates to a kind of battery charging and discharging system and method, refer to the battery charging and discharging system and method on a kind of consumption electronic products especially.
Background technology
Rechargeable battery is widely used in consumption electronic products such as notebook computer, digital camera and mobile phone.Traditional rechargeable battery is cascaded some single battery units and is the electronic product power supply, and by a power supply adaptor ac commercial power voltage to be converted to corresponding direct voltage when charging be described electronic product power supply.The power consumption of power supply is weighed by the ratio of input voltage and output voltage usually, and the power consumption of the more little then power supply of this ratio is more low.Voltage when utilizing traditional battery charging and discharging system and method to charge on the described rechargeable battery is generally a steady state value, has increased the power consumption when discharging and recharging.
Summary of the invention
In view of above content, be necessary to provide a kind of battery charging and discharging system and method, can reduce the power consumption on power supply when rechargeable battery discharged and recharged.
A kind of battery charging and discharging system, comprise a power supply adaptor, one charger, one battery modules and one electrically connects the electronic equipment of described power supply adaptor and battery modules, described power supply adaptor receives an alternating voltage, and the alternating voltage that receives is converted to a direct current voltage, described charger receives the direct voltage from power supply adaptor, and be the charging of described battery modules according to the direct voltage that receives, described battery modules comprises at least one first battery, one second battery and one electrically connects the control switch of described first battery and second battery, when described charger is the battery modules charging, described control switch connects first battery and second battery strings into described battery modules, when described battery modules was discharged to electronic equipment, described control switch was with first battery and the described battery modules of second battery access in parallel.
A kind of battery charging and discharging method may further comprise the steps:
One electronic equipment initialization system, system starts working;
Described electronic equipment judges according to the state of a power supply adaptor whether a battery modules is in charged state;
If described battery modules is in charged state, to stir a control switch and make and be positioned at the same battery strings that lists in the described battery modules and connect into system, the voltage on the described battery modules raises, and described charger is the battery modules charging;
If described battery modules place is in charged state, to stir a control switch and make and be positioned at the same battery that lists connecting system in parallel in the described battery modules, the voltage on the described battery modules reduces, and described electronic equipment is the battery modules discharge.
Compared to prior art, when above-mentioned battery charging and discharging system and method is the battery modules charging when described charger, described control switch connects first battery and second battery strings into described battery modules, when described battery modules is discharged to electronic equipment, described control switch is with first battery and the described battery modules of second battery access in parallel, described battery charging and discharging system has reduced the voltage difference of input voltage and output voltage when battery modules discharged and recharged, and effectively reduces the power consumption on power supply when rechargeable battery discharged and recharged.
Description of drawings
Fig. 1 is the block diagram of battery charging and discharging of the present invention system preferred embodiments.
Fig. 2 is the circuit diagram of battery charging and discharging system preferred embodiments among Fig. 1.
Fig. 3 is the flow chart of battery charging and discharging method preferred embodiments of the present invention.
The main element symbol description
| |
100 |
| |
200 |
| |
300 |
| |
400 |
| Battery | C1~C8 |
| First control switch | K1 |
| Second control switch | K2 |
Following embodiment will further specify the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
See also Fig. 1, a preferred embodiments of battery charging and discharging of the present invention system comprises that a power supply adaptor 100, a charger 200, a battery modules 300 and electrically connect the electronic equipment 400 of described power supply adaptor 100 and battery modules 300.Described power supply adaptor 100 receives an alternating voltage, and the alternating voltage that receives is converted to a direct current voltage.The direct voltage that described charger 200 receives from power supply adaptor, and be described battery modules 300 chargings according to the direct voltage that receives.
See also Fig. 2, described battery modules 300 comprises that some battery C1 ~ C8, electrically connect the first control switch K1 of described battery C2, C3 and the second control switch K2 of electric connection described battery C6, a C7.Each control switch K1, K2 comprise one first end, one second end and one the 3rd end respectively.The positive pole of described battery C1 electrically connects the connected node between described charger 200 and the electronic equipment 400.The negative pole of described battery C1 electrically connects the positive pole of described battery C2.The negative pole of described battery C2 electrically connects second end of the described first control switch K1.The 3rd end of the described first control switch K1 electrically connects the connected node between described charger 200 and the electronic equipment 400.First end of the described first control switch K1 electrically connects the positive pole of described battery C3.The negative pole of described battery C3 electrically connects the positive pole of described battery C4, the minus earth of described battery C4.
The positive pole of described battery C5 electrically connects the connected node between described charger 200 and the electronic equipment 400.The negative pole of described battery C5 electrically connects the positive pole of described battery C6.The negative pole of described battery C6 electrically connects second end of the described second control switch K2.The 3rd end of the described second control switch K2 electrically connects the connected node between described charger 200 and the electronic equipment 400.First end of the described second control switch K2 electrically connects the positive pole of described battery C7.The negative pole of described battery C7 electrically connects the positive pole of described battery C8, the minus earth of described battery C8.
During work, when described charger 200 is battery modules 300 chargings, stir the described first control switch K1 battery C1 ~ C4 series connection is inserted described battery modules 300, stir the described second control switch K2 simultaneously battery C5 ~ C8 series connection is inserted described battery modules 300.Because the voltage at described battery modules 300 two ends equals the voltage at battery C1 ~ C4 two ends at this moment, also equal the voltage at battery C5 ~ C8 two ends, make the magnitude of voltage at described battery modules 300 two ends raise.Therefore the voltage difference between described power supply adaptor 100 and the battery modules 300 reduces, and the power consumption on the described battery modules 300 also reduces simultaneously.
When 400 discharges of 300 pairs of electronic equipments of described battery modules, stir the described first control switch K1 battery C1, C2 series connection is inserted described battery modules 300, battery C3, C4 series connection is inserted described battery modules 300.Stir the described first control switch K2 simultaneously battery C5, C6 series connection is inserted described battery modules 300, battery C7, C8 series connection is inserted described battery modules 300.Because the voltage at described battery modules 300 two ends equals the voltage at battery C1, C2 two ends at this moment, also equal the voltage at battery C3, C4 two ends, make the magnitude of voltage at described battery modules 300 two ends reduce.Therefore the voltage difference between described power supply adaptor 100 and the battery modules 300 reduces, and the power consumption on the described battery modules 300 also reduces simultaneously.
See also Fig. 3, a preferred embodiments of battery charging and discharging method of the present invention may further comprise the steps:
S301: described electronic equipment 400 initialization systems, system starts working.
S302: described electronic equipment 400 judges according to the operating state of power supply adaptor 100 whether described battery modules 300 is in charged state; If described battery modules 300 is in charged state, enter step 303; If described battery modules 300 is not in charged state, enter step 306.
S303: stir the described first control switch K1 battery C1 ~ C4 series connection is inserted described battery modules 300, stir the described second control switch K2 simultaneously battery C5 ~ C8 series connection is inserted described battery modules 300.
S304: the voltage on the described battery modules 300 raises.
S305: described charger 200 is battery modules 300 chargings.
S306: stir the described first control switch K1 battery C1, C2 series connection is inserted described battery modules 300, battery C3, C4 series connection is inserted described battery modules 300; Stir the described first control switch K2 simultaneously battery C5, C6 series connection is inserted described battery modules 300, battery C7, C8 series connection is inserted described battery modules 300.
S307: the voltage on the described battery modules 300 reduces.
S308: 300 pairs of electronic equipments of described battery modules, 400 discharges.
When battery charging and discharging system and method for the present invention is battery modules 300 chargings when described charger 200, the described first control switch K1 inserts described battery modules 300 with battery C1 ~ C4 series connection, and the described second control switch K2 inserts described battery modules 300 with battery C5 ~ C8 series connection.When 400 discharges of 300 pairs of electronic equipments of described battery modules, the described first control switch K1 inserts described battery modules 300 with battery C1, C2 series connection, and battery C3, C4 series connection is inserted described battery modules 300; The described first control switch K2 inserts described battery modules 300 with battery C5, C6 series connection, and battery C7, C8 series connection is inserted described battery modules 300.Described battery charging and discharging system has reduced the voltage difference of input voltage and output voltage when battery modules 300 discharged and recharged, and effectively reduces the power consumption on power supply when rechargeable battery discharged and recharged.
Claims (8)
1. battery charging and discharging system, comprise a power supply adaptor, one charger, one battery modules and one electrically connects the electronic equipment of described power supply adaptor and battery modules, it is characterized in that: described power supply adaptor receives an alternating voltage, and the alternating voltage that receives is converted to a direct current voltage, described charger receives the direct voltage from power supply adaptor, and be the charging of described battery modules according to the direct voltage that receives, described battery modules comprises at least one first battery, one second battery and one electrically connects first control switch of described first battery and second battery, when described charger is the battery modules charging, described first control switch connects first battery and second battery strings into described battery modules, when described battery modules was discharged to electronic equipment, described first control switch was with first battery and the described battery modules of second battery access in parallel.
2. battery charging and discharging as claimed in claim 1 system, it is characterized in that: described first control switch comprises one first end, one second end and one the 3rd end, the positive pole of described first battery electrically connects the connected node between described charger and the electronic equipment, the negative pole of described first battery electrically connects second end of described first control switch, the 3rd end of described first control switch electrically connects the connected node between described charger and the electronic equipment, first end of described first control switch electrically connects the positive pole of described second battery, the minus earth of described second battery.
3. battery charging and discharging as claimed in claim 2 system, it is characterized in that: described battery modules also comprises one the 3rd battery and one the 4th battery, the positive pole of described the 3rd battery electrically connects the negative pole of described first battery, the negative pole of described the 3rd battery electrically connects second end of described first control switch, the positive pole of described the 4th battery electrically connects the negative pole of described second battery, the minus earth of described the 4th battery.
4. battery charging and discharging as claimed in claim 3 system, it is characterized in that: described battery modules also comprises one the 5th battery, one the 6th battery and one second control switch, described second control switch comprises one first end, one second end and one the 3rd end, the positive pole of described the 5th battery electrically connects the connected node between described charger and the electronic equipment, the negative pole of described the 5th battery electrically connects second end of described second control switch, the 3rd end of described second control switch electrically connects the connected node between described charger and the electronic equipment, first end of described second control switch electrically connects the positive pole of described the 6th battery, the minus earth of described the 6th battery.
5. battery charging and discharging as claimed in claim 4 system, it is characterized in that: described battery modules also comprises one the 7th battery and one the 8th battery, the positive pole of described the 7th battery electrically connects the negative pole of described the 5th battery, the negative pole of described the 7th battery electrically connects second end of described second control switch, the positive pole of described the 8th battery electrically connects the negative pole of described the 6th battery, the minus earth of described the 8th battery.
6. battery charging and discharging method may further comprise the steps:
One electronic equipment initialization system, system starts working;
Described electronic equipment judges according to the state of a power supply adaptor whether a battery modules is in charged state;
If described battery modules is in charged state, to stir a control switch and make and be positioned at the same battery strings that lists in the described battery modules and connect into system, the voltage on the described battery modules raises, and described charger is the battery modules charging;
If described battery modules place is in charged state, to stir a control switch and make and be positioned at the same battery that lists connecting system in parallel in the described battery modules, the voltage on the described battery modules reduces, and described electronic equipment is the battery modules discharge.
7. battery charging and discharging method as claimed in claim 6, it is characterized in that: described battery modules comprises that at least one first battery, one second battery and electrically connect first control switch of described first battery and second battery, when described charger was the battery modules charging, described first control switch connected first battery and second battery strings into described battery modules.
8. battery charging and discharging method as claimed in claim 7 is characterized in that: when described battery modules was discharged to electronic equipment, described first control switch inserted described battery modules with first battery and second battery are in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100030385A CN103199596A (en) | 2012-01-06 | 2012-01-06 | Battery charge-discharge system and battery charge-discharge method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100030385A CN103199596A (en) | 2012-01-06 | 2012-01-06 | Battery charge-discharge system and battery charge-discharge method |
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| CN103199596A true CN103199596A (en) | 2013-07-10 |
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| CN2012100030385A Pending CN103199596A (en) | 2012-01-06 | 2012-01-06 | Battery charge-discharge system and battery charge-discharge method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071280A1 (en) * | 2015-10-26 | 2017-05-04 | 乐视控股（北京）有限公司 | Battery voltage doubler charging circuit and mobile terminal |
| CN107171387A (en) * | 2017-06-07 | 2017-09-15 | 国网山东省电力公司 | It is a kind of can dynamic restructuring battery energy storage system and method |
| US10630101B2 (en) | 2016-09-07 | 2020-04-21 | Asustek Computer Inc. | Charging-discharging module of energy storage unit and charging-discharging method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2541986Y (en) * | 2002-04-03 | 2003-03-26 | 汕头高新区天健电子有限公司 | Intelligent high frequency switching d.c. power source |
| CN1797893A (en) * | 2004-12-30 | 2006-07-05 | 上海乐金广电电子有限公司 | Device and method for charging and discharging batteries |
-
2012
- 2012-01-06 CN CN2012100030385A patent/CN103199596A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2541986Y (en) * | 2002-04-03 | 2003-03-26 | 汕头高新区天健电子有限公司 | Intelligent high frequency switching d.c. power source |
| CN1797893A (en) * | 2004-12-30 | 2006-07-05 | 上海乐金广电电子有限公司 | Device and method for charging and discharging batteries |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017071280A1 (en) * | 2015-10-26 | 2017-05-04 | 乐视控股（北京）有限公司 | Battery voltage doubler charging circuit and mobile terminal |
| US10630101B2 (en) | 2016-09-07 | 2020-04-21 | Asustek Computer Inc. | Charging-discharging module of energy storage unit and charging-discharging method thereof |
| CN107171387A (en) * | 2017-06-07 | 2017-09-15 | 国网山东省电力公司 | It is a kind of can dynamic restructuring battery energy storage system and method |
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Application publication date: 20130710 |