CN101989752B - Multi-unit alternate charge-discharge control integrated circuit - Google Patents
Multi-unit alternate charge-discharge control integrated circuit Download PDFInfo
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- CN101989752B CN101989752B CN200910162266.5A CN200910162266A CN101989752B CN 101989752 B CN101989752 B CN 101989752B CN 200910162266 A CN200910162266 A CN 200910162266A CN 101989752 B CN101989752 B CN 101989752B
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Abstract
The invention relates to a multi-unit alternate charge-discharge control integrated circuit. The integrated circuit comprises a plurality of battery unit charge-discharge control integrated circuits, wherein each battery unit charge-discharge control integrated circuit can control the charge or discharge operation of the battery unit independently and the integrated circuits can not be affected mutually, thus the integrated circuits can control the battery unit to perform alternate charge or discharge operation. By controlling the charge/discharge cycle of the battery unit, the discharge cycle of the battery unit can be fully utilized, thus energy can be saved extremely, the service life of the battery unit can be prolonged, the amount of batteries can be reduced, the generation speed of waste batteries can be slowed and the environment can be protected better. In addition, the invention effectively avoids the detect that when traditional batteries are changed, the electrical equipment has to stop, fully avoids the risk that important works are lost when the power is suddenly cut off and brings great convenience for the user.
Description
Technical field
The present invention relates to power supply and discharge and recharge integrated circuit, or rather, relate to a kind of multi-unit alternate charge-discharge control integrated circuit.
Background technology
Along with global energy problem is more and more taken seriously, the use of battery is also being played the part of the role who becomes more and more important.In daily life, each battery has vacant, becomes full electricity through overcharging, and then uses electric discharge, finally becomes the process of vacant state.Owing to just can using after battery charging, charging often needs one long period, and this causes the inconvenience in use.
Secondly while changing battery, use the equipment of battery to need dead halt, because equipment now lacks the power supply that maintains System Operation, this also causes the loss of the inconvenient and described equipment its data in use, for user makes troubles.
User, when using battery, often can not be full of battery for various reasons at every turn, worries running down of battery device interrupt simultaneously, and in most cases, user does not wait running down of battery just battery to be charged.Because battery is all to bring into play maximum energy storage and life cycle effect at full power state in electric weight is used up the cycle, thereby aforesaid operations greatly reduces the design usefulness of battery, and the life-span of having reduced battery.
Summary of the invention
The technical problem solving
In the situation that considering that prior art exists the problems referred to above, designed the present invention.The object of the present invention is to provide a kind of multi-unit alternate charge-discharge control integrated circuit, described multi-unit alternate charge-discharge control integrated circuit can be brought into play the energy of battery storage to greatest extent, avoids changing the interruption of the device systems running that battery causes.
Technical scheme
The problems referred to above that exist for solving prior art, the invention provides a kind of multi-unit alternate charge-discharge control integrated circuit, described multi-unit alternate charge-discharge control integrated circuit comprises multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn), described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) each in can independently be controlled and each battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) corresponding battery unit carries out charge or discharge operation and is independent of each other each other, thereby make described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) control battery unit and carry out rotation charge or discharge operation, wherein, described charging refers to storing electricity in battery unit, described electric discharge refers to battery unit and supplies power supply to load.
Preferably, described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) is interconnected with one another together, and mutually carry out data communication, thereby know the battery unit that storing electricity is minimum, described multi-unit alternate charge-discharge control integrated circuit is preferentially used the battery unit that this storing electricity is minimum to carry out discharge operation.
Preferably, when the storing electricity of the battery unit using when described multi-unit alternate charge-discharge control integrated circuit exhausts completely, described multi-unit alternate charge-discharge control integrated circuit stops the use of the battery unit that described storing electricity has been exhausted, and selects the battery unit that storing electricity is minimum in all the other store the battery unit of electric weight.
Preferably, from described multi-unit alternate charge-discharge control integrated circuit, take out the battery unit that storing electricity has exhausted, and change the battery unit that has been full of electric weight; Or the battery unit that uses charger to exhaust described storing electricity directly charges and needn't take out the battery unit that described storing electricity has exhausted.
Preferably, each in described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) comprises: central processing unit (1), and described central processing unit (1) provides Based Intelligent Control for described each battery unit charge-discharge control integrated circuit; Display unit (2), described display unit (2) is even if also can make in the dark user observe the information of its demonstration; Built-in timer (3), described built-in timer (3) for central processing unit (1) provide real-time clock and correlation time parameter; Buffering area (4), described buffering area (4) can at least store 100 and operate corresponding information with nearest charge or discharge.
Preferably, each in described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) also comprises: PTC resistor (5), described PTC resistor (5) makes described central processing unit (1) can pass through to measure the electromotive force at described PTC resistor (5) two ends, know that respective battery unit is carrying out charging operations or carrying out discharge operation, and described PTC resistor (5) also has the function of overcurrent protection; Relay (6), described central processing unit (1) is the be connected/disconnection with load or charger by described relay (6) control respective battery unit; And when described battery unit is connected with load and when disconnecting with described charger, described battery unit enters can discharge condition, and when described battery unit is connected with described charger with load disconnection, described battery unit enters charged state.
Preferably, described display unit (2) at least can show following information: battery unit charge level; Battery unit electric weight utilizes information; Battery unit charge information; And by described relay (6) levels of current, wherein said battery unit charge information comprises that battery unit is full of electric needed time and charge volume information completely; Described levels of current comprise electric current "+" and electric current ", wherein electric current "+" represents battery unit charging, electric current "-" represents battery unit electric discharge.
Preferably, described buffering area (4) at least can store following information: the time that completes charge or discharge operation; The operation of just carrying out is charging operations or discharge operation; The reserve of electricity of battery unit; And the time cycle of charge or discharge operation.
Preferably, the central processing unit (1) of each in described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) is connected to each other, carry out data communication, and mutually read the information being stored in described buffering area (4).
Preferably, described multi-unit alternate charge-discharge control integrated circuit or described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) are application-specific integrated circuit (ASIC) (ASIC).
Technique effect
The present invention, by the control to the battery charging and discharging cycle, makes the discharge cycle of battery be able to utilize the most fully, thereby has saved the energy to greatest extent.
In addition, by the present invention, the defect that while effectively having avoided conventional batteries to change, power consumption equipment interrupts, thus make the more suitable out using of power consumption equipment; After making to use the equipment of alternating current to remove electric weight to exhaust to the inconvenience that is full of front method work; And, while changing battery, without power-off, saved the time of waiting for start, fully avoid because of the risk that power-off important process is lost suddenly, for user brings huge convenience.
In addition, the present invention has effectively improved the utilization ratio of battery, thereby extended the useful life of battery, reduces battery consumption, also just means the generation speed that has reduced old and useless battery, is of value to environmental protection.
Accompanying drawing explanation
From the following description to the preferred embodiments and drawings that purport of the present invention and use thereof are described, above and other objects, features and advantages of the present invention will be apparent, in the accompanying drawings:
Fig. 1 is battery unit charge-discharge control integrated circuit schematic diagram of the present invention;
Fig. 2 is multi-unit alternate charge-discharge control integrated circuit schematic diagram of the present invention.
Embodiment
Below, in connection with accompanying drawing, specific embodiment of the invention mode is described in detail.
In the present invention, term " charging " refers to storing electricity in battery, and term " electric discharge " refers to that battery supplies power supply to load.
Fig. 1 is battery unit charge-discharge control integrated circuit schematic diagram of the present invention.In Fig. 1, described battery unit charge-discharge control integrated circuit mainly comprises central processing unit 1, and described central processing unit 1 provides Based Intelligent Control for described battery unit charge-discharge control integrated circuit; Display unit 2, described display unit 2 can be LED display unit, it also can make user observe the information of its demonstration in the dark; Built-in timer 3, it provides real-time clock and time parameter for central processing unit 1; And buffering area 4, it provides stable storage at least 100 nearest discharging and recharging operate.Wherein said display unit 2 at least can show following information: battery charge level; For real time reaction battery electric quantity, utilize the information of situation; Battery charge condition, comprises and is full of electric needed time and charge volume completely; And levels of current, described levels of current comprise electric current "+" and electric current ", wherein electric current "+" represents battery unit charging, electric current "-" represents battery unit electric discharge.In addition; described battery unit charge-discharge control integrated circuit also comprises PTC resistor 5; and relay 6; described PTC resistor 5 makes described central processing unit 1 to know that battery is to charge or discharging by the go between electromotive force of L and lead-in wire B of measurement, and described PTC resistor 5 also has the function of overcurrent protection.In described battery unit charge-discharge control integrated circuit, by lead-in wire, L is connected to described central processing unit 1 by input voltage and the load in when charging, and analog/digital (A/D) transducer that input voltage during described charging has 12 precision by use carries out analog input.Lead-in wire B is used for connecting battery unit 7 and described central processing unit 1.Described central processing unit 1 is that described relay 6 is exported control signal by lead-in wire C, to control unlatching and the shutoff of described relay, thereby controls being connected and disconnection of described lead-in wire L and the described B of lead-in wire.Described central processing unit 1 can be connected with the central processing unit of other battery unit charge-discharge control integrated circuits by lead-in wire T, the row data communication of going forward side by side, the other side's the charge status so that different battery unit charge-discharge control integrated circuits knows one another.
In addition,, in the battery unit charge-discharge control integrated circuit shown in Fig. 1, following information at least can be stored in described buffering area 4: complete the time that discharges and recharges operation; The operation of just carrying out is charging operations or discharge operation; The reserve of electricity of battery unit 7; And the time cycle of corresponding charge or discharge operation, thereby make to be connected with described central processing unit 1 other central processing units, by lead-in wire T, read the corresponding information that store described buffering area 4.
Fig. 2 is multi-unit alternate charge-discharge control integrated circuit schematic diagram of the present invention.As shown in Figure 2, described multi-unit alternate charge-discharge control integrated circuit comprises multiple battery unit charge-discharge control integrated circuit BC0, BC1...BCn, described multiple battery unit charge-discharge control integrated circuit BC0, the composition of each the battery unit charge-discharge control integrated circuit in BC1...BCn is identical with the composition of the battery unit charge-discharge control integrated circuit shown in Fig. 1, described multiple battery unit charge-discharge control integrated circuit BC0, BC1...BCn has respectively lead-in wire T0, T1...Tn, and lead-in wire L0, L1...Ln, described lead-in wire L0, the effect of L1...Ln is identical with the effect of the lead-in wire L shown in Fig. 1, it is connected to multiple battery unit charge-discharge control integrated circuit BC0 by load and charger 8, each central processing unit of BC1...BCn, described lead-in wire T0, the effect of T1...Tn is identical with the effect of the lead-in wire T shown in Fig. 1, it is by multiple battery unit charge-discharge control integrated circuit BC0, BC1...BCn is connected to each other, make described multiple battery unit charge-discharge control integrated circuit BC0, each central processing unit of BC1...BCn can carry out data communication, charge status knows one another.In described multi-unit alternate charge-discharge control integrated circuit, each central processing unit of described multiple battery unit charge-discharge control integrated circuit BC0, BC1...BCn constantly reads the state of the battery unit that other connected battery unit charge-discharge control integrated circuits are corresponding, and the reserve of electricity of more each battery unit, know the battery unit that reserve of electricity is minimum, and first use the battery unit that described reserve of electricity is minimum.After the reserve of electricity of battery unit is finished completely, corresponding central processing unit just can be controlled this battery that is finished reserve of electricity is charged, and if described battery unit is corresponding, be connected on charger 8, the relay corresponding with described battery unit will be opened, so that charger 8 is electrically connected with described battery unit, thereby charger 8 is charged to described battery unit.After battery electric quantity is satisfactory, the relevant information of having charged can show in respective display unit, and corresponding central processing unit control turn-offs relay, thereby disconnects being electrically connected of charger 8 and described battery unit, avoids overcharge.In described multi-unit alternate charge-discharge control integrated circuit, the central processing unit of each battery unit charge-discharge control integrated circuit can be full of electric precedence according to the reserve of electricity situation of self battery unit and each battery unit and determine whether the relay of self is opened, so that self battery unit is electrically connected with load, thereby enter spendable state.
The information that user can show according to the each display unit in described multi-unit alternate charge-discharge control integrated circuit, understands whether respective battery unit has been full of electricity or the no electric weight that self is stored exhausts completely.Be full of electric in, can take out being full of electric battery, in order to using in the future; And when the electric weight storing at battery unit self exhausts completely, be replaceablely filled electric battery, and can not produce any interference to the operation of power consumption equipment.
In the multi-unit alternate charge-discharge control integrated circuit shown in Fig. 2, if load to voltage require excessive, exceeded the voltage that battery unit can provide, so described multi-unit alternate charge-discharge control integrated circuit is opened the relay of controlling several even all battery unit charge-discharge control integrated circuits, with common load sharing required voltage.
For the battery unit charge-discharge control integrated circuit shown in Fig. 1, and the multi-unit alternate charge-discharge control integrated circuit shown in Fig. 2, all can use application-specific integrated circuit (ASIC) (ASIC) to design.
By knowing the description of the above embodiment of the present invention, the present invention, by the control to the battery charging and discharging cycle, makes the discharge cycle of battery be able to utilize the most fully, thereby has saved the energy to greatest extent.In addition, by the present invention, the defect that while effectively having avoided conventional batteries to change, power consumption equipment interrupts, thus make the more suitable out using of power consumption equipment; After making to use the equipment of alternating current to remove electric weight to exhaust to the inconvenience that is full of front method work; And, while changing battery, without power-off, saved the time of waiting for start, fully avoid because of the risk that power-off important process is lost suddenly, for user brings huge convenience.
In addition; in the present invention; central processing unit can be controlled battery reserve of electricity and more described battery be charged after exhausting completely; can extend like this useful life of battery; thereby effectively improved the utilization ratio of battery; reduce battery consumption, also just mean the generation speed that has reduced old and useless battery, be of value to environmental protection.
Although illustrated and described the preferred embodiments of the present invention, it is contemplated that, those skilled in the art can design various modifications of the present invention in the spirit and scope of claims.
Claims (1)
1. a multi-unit alternate charge-discharge control integrated circuit, is characterized in that:
Described multi-unit alternate charge-discharge control integrated circuit comprises multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn), described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) each in can independently be controlled and each battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) corresponding battery unit carries out charge or discharge operation and is independent of each other each other, thereby make described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) control battery unit and carry out rotation charge or discharge operation, described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) each in comprises,
Central processing unit (1), described central processing unit (1) provides Based Intelligent Control for each battery unit charge-discharge control integrated circuit; The central processing unit (1) of each in described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) is connected to each other, carry out data communication, and mutually read the information being stored in buffering area (4);
Display unit (2), described display unit (2) is even if also can make in the dark user observe the information of its demonstration; Described display unit (2) at least can show following information: battery unit charge level; Battery unit electric weight utilizes information; Battery unit charge information; And by relay (6) levels of current, wherein said battery unit charge information comprises that battery unit is full of electric needed time and charge volume information completely; Described levels of current comprises electric current "+" and electric current "-", and wherein electric current "+" represents battery unit charging, and electric current "-" represents battery unit electric discharge;
Built-in timer (3), described built-in timer (3) for central processing unit (1) provide real-time clock and correlation time parameter;
Buffering area (4), described buffering area (4) can at least store 100 and operate corresponding information with nearest charge or discharge, and described buffering area (4) at least store following information: the time that completes charge or discharge operation; The operation of just carrying out is charging operations or discharge operation; The reserve of electricity of battery unit; And the time cycle of charge or discharge operation;
Each in described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) also comprises,
PTC resistor (5), described PTC resistor (5) makes described central processing unit (1) can pass through to measure the electromotive force at described PTC resistor (5) two ends, know that respective battery unit is carrying out charging operations or carrying out discharge operation, and described PTC resistor (5) also has the function of overcurrent protection;
Relay (6), described central processing unit (1) is the be connected/disconnection with load or charger by described relay (6) control respective battery unit;
And when described battery unit is connected with load and when disconnecting with described charger, described battery unit enters can discharge condition, and when described battery unit is connected with described charger with load disconnection, described battery unit enters charged state;
Wherein, described charging refers to storing electricity in battery unit, and described electric discharge refers to battery unit and supplies power supply to load;
Described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) is interconnected with one another together, and mutually carry out data communication, thereby know the battery unit that storing electricity is minimum, described multi-unit alternate charge-discharge control integrated circuit is used the battery unit that this storing electricity is minimum to carry out discharge operation;
In described multi-unit alternate charge-discharge control integrated circuit, each central processing unit (1) of described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) constantly reads the state of the battery unit that other connected battery unit charge-discharge control integrated circuits are corresponding, and the reserve of electricity of more each battery unit, know the battery unit that reserve of electricity is minimum, and first use the battery unit that described reserve of electricity is minimum; After the reserve of electricity of battery unit is finished completely, corresponding central processing unit just can be controlled this battery that is finished reserve of electricity is charged, and if described battery unit is corresponding, be connected on charger, the relay (6) corresponding with described battery unit will be opened, so that charger is electrically connected with described battery unit, thereby charger is charged to described battery unit; After battery electric quantity is satisfactory, the relevant information of having charged can show in respective display unit, and corresponding central processing unit control turn-offs relay, thereby disconnects being electrically connected of charger and described battery unit, avoids overcharge;
When the storing electricity of the battery unit using when described multi-unit alternate charge-discharge control integrated circuit exhausts completely, described multi-unit alternate charge-discharge control integrated circuit stops the use of the battery unit that described storing electricity has been exhausted, and selects the battery unit that storing electricity is minimum in all the other store the battery unit of electric weight;
When the storing electricity of the battery unit using when described multi-unit alternate charge-discharge control integrated circuit exhausts completely, from described multi-unit alternate charge-discharge control integrated circuit, take out the battery unit that storing electricity has exhausted, and change the battery unit that has been full of electric weight; Or the battery unit that uses charger to exhaust described storing electricity directly charges and needn't take out the battery unit that described storing electricity has exhausted;
Described multi-unit alternate charge-discharge control integrated circuit or described multiple battery unit charge-discharge control integrated circuit (BC0, BC1...BCn) are application-specific integrated circuit (ASIC) (ASIC).
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910162266.5A CN101989752B (en) | 2009-07-31 | 2009-07-31 | Multi-unit alternate charge-discharge control integrated circuit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910162266.5A CN101989752B (en) | 2009-07-31 | 2009-07-31 | Multi-unit alternate charge-discharge control integrated circuit |
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| CN101989752A CN101989752A (en) | 2011-03-23 |
| CN101989752B true CN101989752B (en) | 2014-04-23 |
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| CN105262162B (en) * | 2015-09-30 | 2017-07-11 | 陈嘉贤 | Battery module charge/discharge control method and battery system |
| CN106786491A (en) * | 2017-01-23 | 2017-05-31 | 汕头大学 | A kind of intelligent dispatching system and its dispatching method towards parallel power battery pack |
| JP6323822B1 (en) * | 2017-07-07 | 2018-05-16 | Ｍｉｒａｉ−Ｌａｂｏ株式会社 | Power supply device and power supply control method |
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| CN2319926Y (en) * | 1997-12-29 | 1999-05-19 | 宋基来 | Device of prolonging discharge time of accumulator |
| CN1284781A (en) * | 1999-08-11 | 2001-02-21 | 三门峡盛亚技术开发有限责任公司 | Fully automatic generator set |
| KR100807063B1 (en) * | 2006-05-24 | 2008-02-25 | 삼성에스디아이 주식회사 | Battery pack |
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