CN101807807A - Battery pack and power accumulator intelligent management system thereof - Google Patents
Battery pack and power accumulator intelligent management system thereof Download PDFInfo
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- CN101807807A CN101807807A CN201010153450A CN201010153450A CN101807807A CN 101807807 A CN101807807 A CN 101807807A CN 201010153450 A CN201010153450 A CN 201010153450A CN 201010153450 A CN201010153450 A CN 201010153450A CN 101807807 A CN101807807 A CN 101807807A
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- battery pack
- accumulator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/50—Energy storage in industry with an added climate change mitigation effect
Abstract
The invention discloses a battery pack and a power accumulator intelligent management system thereof which comprises the battery pack, a power accumulator and loading interfaces X1 and X2, wherein a switch K1 is connected with a power accumulator initialization charging module (1) in parallel, then is connected with the power accumulator in series, and then is connected with the battery pack in parallel; the battery pack, the power accumulator, the switch K1 and the power accumulator initialization charging module (1) are electrically connected with a control unit (2); and the control unit is provided with an alarm, a display equipped with a device for manually setting parameters, and a temperature sensor capable of detecting the temperature of the battery pack, the power accumulator and the like in real time. In the invention, pre-charging for an on-line power accumulator before installation is omitted, thus avoiding depth impact on the battery pack and saving installation time. The invention is applicable for battery packs and power accumulators thereof for various electric automobiles, electric motor cars or other equipment and devices using the battery pack.
Description
Technical field
The present invention relates to a kind of and battery pack and use relevant technology, particularly relate to battery pack and power accumulator intelligent management system thereof that the battery pack that disposes accumulator is monitored.
Background technology
Battery is used widely in all trades and professions as a kind of energy storage or production part.Especially has irreplaceable effect in fields such as backup power system, automobile, engineering machinery.The battery that uses mostly is chemical cell at present, promptly relies on the chemical reaction of inside battery to produce or storage of electrical energy.For chargeable battery, the discharge process of battery is exactly an inside battery is converted into the process of electric energy by chemical reaction with chemical energy, and charging process generally is the inverse process of discharge process.
Field at many application batteries, need battery system to provide a large amount of electric energy under some situation in moment, be used for driving outside various device work, such as moment at automobile starting, generally require the startup battery of automotive interior that hundreds of amperes starting current was provided within several seconds, be used for driving outside starter motor, thus the ato unit operation; At backup power system, in the moment of civil power outage, back-up source can be taken over mains system work for another example, and this also requires battery system to provide powerful starting current in the moment that back-up source starts.
Discharge operation principle according to chemical cell, the above sudden action that sparks, generally can make battery enter the deep discharge state, bigger falling can appear in the terminal voltage of battery, after the end that sparks, the terminal voltage of battery could be recovered gradually, and these characteristics are by the decision of the chemical characteristic of battery.In the moment of discharge, near the charged ion the electrode neutralizes fast by the external circuit, and ionization electrode ion motion at a distance is to needing the regular hour near the electrode, such as the distant place ion motion of lead acid accumulator near the time that just needs the several seconds electrode.During this period of time, the power supply capacity of battery descends, so the electric voltage dropping amplitude is bigger, then could level off.In order to overcome the above problems, certainly take the mode of many Battery packs parallel connection to solve, but the problem that can bring the power-supply system cost to increase.
On the other hand, be subjected to the useful life of battery the influence of the battery discharge degree of depth bigger.For lead acid accumulator, the number of times of general deep discharge is about about hundreds of times, if over-discharge can, then battery is scrapped several times substantially.Therefore, take method of the present invention can not only increase the power output of the moment of battery system safely and reliably, and can reduce the depth of discharge of battery, effectively prolong the useful life of battery.
At present that jumbo electrochemical capacitors such as ultracapacitor is very extensive as the application of the accumulator of battery pack, and be best configuration at present, but its weak point is: the bank of super capacitors of uncharged lotus can not directly be parallel to the electrode of battery pack, otherwise will cause the degree of depth to impact to battery pack, therefore, before super capacitor uses for the first time, must charge to super capacitor separately, like this, installation and use are extremely inconvenient, more dangerous.
Summary of the invention
The objective of the invention is to overcome deficiency of the prior art, provide a kind of accumulator to carry out online initialization charging, simultaneously battery pack and the power accumulator intelligent management system thereof that battery pack and accumulator thereof are carried out omnibearing detection, monitoring and control to the battery pack parallel connection.
Purpose of the present invention is achieved by following technical proposals: comprise battery pack, accumulator and loading interfaces X1, X2, described K switch 1 is connected with accumulator with accumulator initialization charging module (1) back in parallel, and is in parallel with battery pack again; Described battery pack, accumulator, K switch 1 and accumulator initialization charging module are electrically connected with control unit; Described control unit is provided with alarm.
Described control unit also is provided with and is equipped with the display that parameter devices manually is set.
Described control unit also is provided with the temperature sensor that outfit can detect battery pack and accumulator equitemperature in real time.
Described accumulator initialization charging module comprises K switch 2, inductor L and diode G; One end of described K switch 2 connects an end of battery pack, and its other end connects inductor L and diode G simultaneously, and the other end of inductor L is connected between K switch 1 and the accumulator, and the other end of diode G connects an other end of battery pack; Described K switch 2 is electrically connected with control unit.
The described control unit of stating comprises battery detecting module, energy storage detection module and the driver module that is electrically connected with CPU and memory; Described battery detecting module is electrically connected with battery pack; Described energy storage detection module is electrically connected with accumulator; Described driver module is electrically connected with the drive part of K switch 1, K2.
Compared with prior art, the present invention has the following advantages: online accumulator is carried out initialization charging, save the stand-by period before accumulator is installed, save the dismounting time, effectively ensure operating personnel's safety and labour intensity.Be suitable for various electric automobiles, battery-operated motor cycle or the equipment of other use battery pack and the battery pack and the accumulator thereof of device.
Description of drawings
Accompanying drawing is an electrical principle block diagram of the present invention.
Among the figure: 1-accumulator initialization charging module, 2-control unit.
Embodiment
The invention will be further described below in conjunction with drawings and Examples:
With reference to accompanying drawing, the present invention includes battery pack, accumulator and loading interfaces X1, X2, described K switch 1 is connected with accumulator with accumulator initialization charging module (1) back in parallel, and is in parallel with battery pack again; Described battery pack, accumulator, K switch 1 and accumulator initialization charging module 1 are electrically connected with control unit 2; Described control unit 2 is provided with alarm.
Described control unit 2 also is provided with and is equipped with the display that parameter devices manually is set.
Described control unit 2 also is provided with the temperature sensor that outfit can detect battery pack and accumulator equitemperature in real time.Omitted the block diagram of temperature sensor in the accompanying drawing.
Described accumulator initialization charging module 1 comprises K switch 2, inductor L and diode G; One end of described K switch 2 connects an end of battery pack, and its other end connects inductor L and diode G simultaneously, and the other end of inductor L is connected between K switch 1 and the accumulator, and the other end of diode G connects an other end of battery pack; Described K switch 2 is electrically connected with control unit 2.Mode by switching pulse is charged to accumulator.
The described control unit 2 of stating comprises battery detecting module, energy storage detection module and the driver module that is electrically connected with CPU and memory; Described battery detecting module is electrically connected with battery pack; Described energy storage detection module is electrically connected with accumulator; Described driver module is electrically connected with the drive part of K switch 1, K2.
Described alarm, the display that is equipped with Prosthesis's parameter devices, temperature sensor, inductor L and diode G adopt existing mature technique and product.
Described battery detecting module, energy storage detection module and driver module adopt the circuit or the product of existing mature technology.
Described CPU and memory adopt the circuit or the product of existing mature technology, and its memory can write and preserve the data such as supplemental characteristic of special-purpose software and setting.
Described K switch 1, K2 adopt gate-controlled switch.
Accumulator adopts the ultracapacitor or the bank of super capacitors of monomer in the present embodiment.
Operation principle:
According to accompanying drawing assembling be connected.
Before dispatching from the factory, the memory of CPU and memory can write and preserve the data such as supplemental characteristic of special-purpose software and setting.
One, accumulator initialization charging:
Before accumulator was not installed to battery pack, the K switch 1 of internal system, K2 disconnected.After accumulator is parallel to battery pack by system, CPU at first detects the state of battery pack, accumulator, and with memory in parameter relatively, when the terminal voltage of judging accumulator is lower than battery voltage, promptly begin initialization charging work, CPU sends the commands for controlling driver module, and driver module sends the switch control impuls with certain duty ratio to K switch 2, control switch K2 closes and opens periodically, by inductor L, diode G accumulator is carried out the pulse mode charging.Detection module can ceaselessly detect the state parameter of accumulator simultaneously, and when the voltage of accumulator was consistent with battery pack, the initialization charging was finished, and CPU sends control command, opens by driver module control switch K1 closure, K2, and accumulator enters and net state.
Two, accumulator work:
Accumulator was finished the initialization charging by the switching pulse mode after, K switch 1 closure, K2 opened, and accumulator inserts battery system, and synchronoused working with battery system.
When the electric parameter of battery pack, when temperature parameter does not satisfy set point, alarm work, CPU disconnects by driver module control switch K1, K2 simultaneously, and accumulator is separated with battery system, guarantees safety.
Be equipped with the display that parameter devices manually is set, under the support of special-purpose software, can realize human-computer dialogue.
Claims (9)
1. battery pack and power accumulator intelligent management system thereof comprise battery pack, accumulator and loading interfaces X1, X2, it is characterized in that: described K switch 1 is connected with accumulator with accumulator initialization charging module (1) back in parallel, and is in parallel with battery pack again; Described battery pack, accumulator, K switch 1 and accumulator initialization charging module (1) are electrically connected with control unit (2); Described control unit (2) is provided with alarm.
2. a kind of battery pack according to claim 1 and power accumulator intelligent management system thereof is characterized in that: described control unit (2) also is provided with and is equipped with the display that parameter devices manually is set.
3. a kind of battery pack according to claim 1 and 2 and power accumulator intelligent management system thereof is characterized in that: described control unit (2) also is provided with the temperature sensor that outfit can detect battery pack and accumulator equitemperature in real time.
4. a kind of battery pack according to claim 1 and 2 and power accumulator intelligent management system thereof is characterized in that: described accumulator initialization charging module (1) comprises K switch 2, inductor L and diode G; One end of described K switch 2 connects an end of battery pack, and its other end connects inductor L and diode G simultaneously, and the other end of inductor L is connected between K switch 1 and the accumulator, and the other end of diode G connects an other end of battery pack; Described K switch 2 is electrically connected with control unit (2).
5. a kind of battery pack according to claim 3 and power accumulator intelligent management system thereof is characterized in that: described accumulator initialization charging module (1) comprises K switch 2, inductor L and diode G; One end of described K switch 2 connects an end of battery pack, and its other end connects inductor L and diode G simultaneously, and the other end of inductor L is connected between K switch 1 and the accumulator, and the other end of diode G connects an other end of battery pack; Described K switch 2 is electrically connected with control unit (2).
6. a kind of battery pack according to claim 1 and 2 and power accumulator intelligent management system thereof is characterized in that: the described control unit (2) of stating comprises battery detecting module, energy storage detection module and the driver module that is electrically connected with CPU and memory; Described battery detecting module is electrically connected with battery pack; Described energy storage detection module is electrically connected with accumulator; Described driver module is electrically connected with the drive part of K switch 1, K2.
7. a kind of battery pack according to claim 3 and power accumulator intelligent management system thereof is characterized in that: the described control unit (2) of stating comprises battery detecting module, energy storage detection module and the driver module that is electrically connected with CPU and memory; Described battery detecting module is electrically connected with battery pack; Described energy storage detection module is electrically connected with accumulator; Described driver module is electrically connected with the drive part of K switch 1, K2.
8. a kind of battery pack according to claim 4 and power accumulator intelligent management system thereof is characterized in that: the described control unit (2) of stating comprises battery detecting module, energy storage detection module and the driver module that is electrically connected with CPU and memory; Described battery detecting module is electrically connected with battery pack; Described energy storage detection module is electrically connected with accumulator; Described driver module is electrically connected with the drive part of K switch 1, K2.
9. a kind of battery pack according to claim 5 and power accumulator intelligent management system thereof is characterized in that: the described control unit (2) of stating comprises battery detecting module, energy storage detection module and the driver module that is electrically connected with CPU and memory; Described battery detecting module is electrically connected with battery pack; Described energy storage detection module is electrically connected with accumulator; Described driver module is electrically connected with the drive part of K switch 1, K2.
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| CN201010153450A CN101807807A (en) | 2010-04-23 | 2010-04-23 | Battery pack and power accumulator intelligent management system thereof |
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| CN201010153450A CN101807807A (en) | 2010-04-23 | 2010-04-23 | Battery pack and power accumulator intelligent management system thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101986503A (en) * | 2010-09-27 | 2011-03-16 | 田明 | Solar energy wind energy charging circuit with high use ratio and low power consumption |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1813385A (en) * | 2003-06-30 | 2006-08-02 | 麦斯韦尔技术股份有限公司 | Rapid charger for ultracapacitors |
| CN101420137A (en) * | 2007-10-26 | 2009-04-29 | 现代自动车株式会社 | Startup sequence control method of fuel cell-super capacitor hybrid electric vehicle |
| US20090230766A1 (en) * | 2008-03-12 | 2009-09-17 | Fuji Jukogyo Kabushiki Kaisha | Vehicle power supply device |
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2010
- 2010-04-23 CN CN201010153450A patent/CN101807807A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1813385A (en) * | 2003-06-30 | 2006-08-02 | 麦斯韦尔技术股份有限公司 | Rapid charger for ultracapacitors |
| CN101420137A (en) * | 2007-10-26 | 2009-04-29 | 现代自动车株式会社 | Startup sequence control method of fuel cell-super capacitor hybrid electric vehicle |
| US20090230766A1 (en) * | 2008-03-12 | 2009-09-17 | Fuji Jukogyo Kabushiki Kaisha | Vehicle power supply device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101986503A (en) * | 2010-09-27 | 2011-03-16 | 田明 | Solar energy wind energy charging circuit with high use ratio and low power consumption |
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Application publication date: 20100818 |