CN201732853U - Intelligent capacity testing battery - Google Patents

Intelligent capacity testing battery Download PDF

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Publication number
CN201732853U
CN201732853U CN2010201929510U CN201020192951U CN201732853U CN 201732853 U CN201732853 U CN 201732853U CN 2010201929510 U CN2010201929510 U CN 2010201929510U CN 201020192951 U CN201020192951 U CN 201020192951U CN 201732853 U CN201732853 U CN 201732853U
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CN
China
Prior art keywords
battery
mentioned
module
load
electric weight
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2010201929510U
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Chinese (zh)
Inventor
柯志民
蔡维新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhangzhou Huawei Power Supply Technology Co Ltd
Original Assignee
JINJIANG HUAWEI POWER SOURCE CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JINJIANG HUAWEI POWER SOURCE CO Ltd filed Critical JINJIANG HUAWEI POWER SOURCE CO Ltd
Priority to CN2010201929510U priority Critical patent/CN201732853U/en
Priority to PCT/CN2010/073377 priority patent/WO2011140722A1/en
Priority to CN2010800522374A priority patent/CN102782929A/en
Application granted granted Critical
Publication of CN201732853U publication Critical patent/CN201732853U/en
Anticipated expiration legal-status Critical
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model discloses an intelligent capacity testing battery, which comprises a battery body and a microelectronic circuit. The microelectronic circuit embedded onto the battery body is connected between an anode and a cathode of the battery body and includes an execution module, a load, an electric quantity detecting module, a mutual locking control module and a display module which are sequentially connected with each other. Compared with the prior art, the intelligent capacity testing battery adopting a light-load precision voltage detecting method and matching with the technical scheme can accurately reflect a current charging state of a storage battery, and the display module intelligently judges according to detected electric quantity and displays operation requiring a user to perform so as to lead an unprofessional user to understand operation of the battery. Accordingly, a common user can realize the condition of the battery accurately and visually in real time by using the simplest method during use of the battery, so that the battery can be reasonably maintained and used, work efficiency is improved, and the service life of the battery is prolonged.

Description

Intelligence is surveyed and is held battery
Technical field
The utility model relates to battery and electronic applications, specifically be a kind of can accurately measure battery capacity and survey according to the intelligence of the direct explicit user operation scheme of battery capacity hold battery.
Background technology
In the prior art, the electric weight of battery detects generally dual mode:
Some battery adopts a kind of physical method to carry out the test of battery capacity at present, its principle is to utilize the ball float of centre-of gravity shift, electrolyte density difference when different capabilities, buoyancy difference to the ball float generation, and ball float is rotated, different colours by the surfaces of revolution is understood battery capacity, and the unfailing performance of this method, accuracy be cannot say for sure to demonstrate,prove, and only are adapted to liquid battery.
Another kind is to adopt external electric weight checkout equipment that battery is tested, and generally needs the professional to operate, and the needs consumption long period that has obtains electric quantity data.And the chemical property of battery and different, chemical property with a kind of battery also has certain difference because of the production technology difference of different vendor, the measuring equipment of this external exists compatible deviation, volume big, the cost height, needs professional's operation or the like problem, is difficult to popularize.
In the prior art, the demonstration of battery electric quantity is generally numerical value or represents the figure or the color of numerical value, and the pairing electronic parameter of the electrochemical parameter of actual battery, communication between Electrochemical Engineering teacher and Electronics Engineer exists certain limitation, numerical value or represent the figure of numerical value or color usually can't provide operating guidance accurately for Electrochemical Engineering teacher or the Electronics Engineer of majority, for general user, be difficult to make corresponding operation exactly according to above-mentioned display result.
The utility model content
The purpose of this utility model provides a kind ofly can in real time, accurately measure battery capacity, and directly indicates the intelligence of operation scheme to survey and hold battery.
The technical solution of the utility model is such: intelligence is surveyed and is held battery, comprise battery main body and be installed on the above-mentioned battery main body and be connected in microelectroniccircuit between the both positive and negative polarity of battery main body, above-mentioned microelectroniccircuit comprises Executive Module, load, the electric weight detection module, interlocking control module and display module, the input of above-mentioned Executive Module is connected in the positive terminal of above-mentioned battery main body, the output of above-mentioned Executive Module is connected to the input of above-mentioned electric weight detection module and an end of above-mentioned load, the output of above-mentioned electric weight detection module connects the input of above-mentioned interlocking control module, the output of above-mentioned interlocking control module connects the input of above-mentioned display module, the other end of above-mentioned load, the earth terminal of above-mentioned electric weight detection module, the earth terminal of above-mentioned interlocking control module and the earth terminal of above-mentioned display module are connected the negative pole end of above-mentioned battery main body respectively.
Above-mentioned Executive Module is mechanical switch or electronic switch.
Above-mentioned load is resistance or capacitive load or inductive load.
Above-mentioned electric weight detection module adopts discharge circuit or A/D convertor circuit but is not limited to discharge circuit and A/D convertor circuit.
Above-mentioned display module is the LED display circuit.
Above-mentioned display module is the LCD display circuit.
After adopting such scheme, intelligence of the present utility model is surveyed and is held battery, when user's operation executing module, battery main body by Executive Module to electric weight detect, when display circuit provides power supply, load is connected, the electric weight detection module arrives the electric quantity signal that measures in display module by the interlocking control module, demonstrates corresponding battery electric weight situation by display module.The applicant is through research for a long time, the underloading voltage of discovery battery is the capacity of reaction cell exactly, therefore design underloading accurate voltage detection method according to the characteristic curve of respective battery, compared with prior art, the utility model adopts this underloading accurate voltage detection method just, cooperate technique scheme, can react the current state-of-charge of storage battery exactly, display module is according to the electric weight intelligent decision that detects, the operation that the user need be carried out shows, thereby makes non-professional user understand the operation that carry out battery.Like this, battery is in the process of using, domestic consumer with the simplest way (only need operation executing module) just can be in real time, accurately, intuitively the situation of electrolytic cell, thereby can reasonably safeguard and use battery, increase work efficiency, prolong the useful life of battery.
Intelligence of the present utility model is surveyed and is held battery, adopts underloading accurate voltage detection method to design the microelectroniccircuit of smaller size smaller, makes battery have enough spaces to embed.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present utility model;
Fig. 2 is the circuit theory diagrams of embodiment one of the present utility model;
Fig. 3 is the circuit theory diagrams of embodiment two of the present utility model;
Fig. 4 is the circuit theory diagrams of embodiment three of the present utility model.
Embodiment
Intelligence of the present utility model is surveyed and is held battery, as shown in Figure 1, comprise battery main body 1 and be installed on the battery main body 1 and be connected in microelectroniccircuit 2 between the both positive and negative polarity of battery main body 1 that microelectroniccircuit 2 can be embedded in the end face of battery main body 1, also can be embedded in other face of battery main body 1.
Microelectroniccircuit 2 comprises Executive Module 21, load 22, electric weight detection module 23, interlocking control module 24 and display module 25, the input of Executive Module 21 is connected in the positive terminal of battery main body 1, the output of Executive Module 21 is connected to the input of electric weight detection module 23 and an end of load 22, the output of electric weight detection module 23 connects the input of interlocking control module 24, the output of interlocking control module 24 connects the input of display module 25, the other end of load 22, the earth terminal of electric weight detection module 23, the earth terminal of interlocking control module 24 and the earth terminal of display module 25 are connected the negative pole end of battery main body 1 respectively.
Wherein, Executive Module 21 can adopt mechanical switch or electronic switch, and electronic switch can adopt light-operated switch or other inductive switches.
Load 22 can be adopted resistance, also can adopt capacitive load or inductive load.
Electric weight detection module 23 can adopt discharge circuit or A/D convertor circuit but be not limited to discharge circuit and A/D convertor circuit.
Display module 25 can adopt LED display circuit or LCD display circuit.The LED display circuit adopts a plurality of light-emitting diodes, and by each light-emitting diode difference luminous indicated corresponding literal or picture, the user takes corresponding operation.Or by the shown content (literal or picture) of LCD, the user takes corresponding operation.
According to studying for a long period of time of the applicant, the underloading voltage of discovery battery is the capacity of reaction cell exactly, therefore draws " relation table of underloading voltage characteristic and electric weight " of following battery according to the characteristic curve of respective battery:
Numbering Open circuit voltage Capacity
V ％
1 13 100
2 12.9 92
3 12.8 81
4 12.7 70
5 12.6 58
6 12.5 46
7 12.45 40
8 12.4 35
9 12.3 20
Can find out from above-mentioned " relation table of underloading voltage characteristic and electric weight ", this table is with corresponding underloading magnitude of voltage, can reflect the battery current electric quantity exactly, underloading accurate voltage detection method is when battery connects less load, measures the cell voltage with degree of precision.
General scheme is difficult to guarantee measure the state-of-charge of battery exactly, in real time in different temperatures, state-of-charge following time.The applicant is according to this " relation table of underloading voltage characteristic and electric weight ", design underloading accurate voltage detection method, adopt this underloading accurate voltage detection method, cooperate the technical solution of the utility model, can react the current state-of-charge of storage battery exactly, by the test in battery environment for use temperature, electric weight detects drift and reaches result of use stability, and many batches of batteries are carried out long-term tracking and testing, verified judgment accuracy.
During work, when user's operation executing module 21, when battery main body 1 provides power supply for microelectroniccircuit 2 by Executive Module 21, load 22 is connected, electric weight detection module 23 with the electric quantity signal that measures by interlocking control module 24, arrive display module 25, unique state output of certain electric weight institute respective user operation is provided for display module 25 by interlocking control module 24, avoid display module 25 to show two kinds and two or more states, thereby demonstrate corresponding battery electric weight situation by display module 25.Because the characteristic of microelectroniccircuit 2 of the present utility model during in conjunction with underloading and battery internal resistance in latter stage or fault, can be exactly to " directly using " of battery, " suggestion charging " or states such as " must charge " are judged, and show respectively or indicate corresponding state by display module 25, like this, battery is in the process of managing, the user just can be real-time with the simplest way (only needing operation executing module), accurately, intuitively the situation of electrolytic cell operate (" directly use " accordingly according to the prompting of battery, " suggestion charging " or " must charge "), thus increase work efficiency, prolong the useful life of battery.
Embodiment one:
Embodiment one of the present utility model, as shown in Figure 1, 2, Executive Module 21 adopts mechanical switch S2.The underloading circuit that resistance R 9 that load 22 employings are in parallel and R10 form can be determined threshold values such as " must charge ", " advising charging ", " directly using " this moment by searching " underloading voltage characteristic and electric weight relation table ".
Electric weight testing circuit 23 and interlocking control module 24 adopt the accurate reference source circuit of being made up of resistance R 6 and Voltage stabilizing module U5, and by resistance R 4, R5, R7, R8, and the comparator circuit formed of comparator U1 (being made of U1A and U1B), comparator are output as " line and " interlocking.Wherein comparator U1A is that " must charge " voltage threshold detects, when cell voltage is lower than " must charge " thresholding, when the voltage that is connected to the inverting input of resistance R 7, R8 is lower than the reference voltage that is connected to in-phase input end, comparator U1A is output as 1, and the indicator light (light-emitting diode DS1) that " must charge " is at this moment lighted.When cell voltage is higher than " must charge " thresholding, but when being lower than " directly using " thresholding, comparator U1A inverting input voltage is higher than in-phase input end voltage, comparator U1A is output as 0, " must charge " indicator light is locked as 0, and at this moment, the voltage that comparator U1B is connected to the inverting input of resistance R 4, R5 is lower than the in-phase input end voltage that is connected to its a reference source, therefore comparator U1B is output as 1, and " suggestion charging " lamp (light-emitting diode DS2) is lighted.When cell voltage rose to " directly using " threshold level, comparator U1B was output as 0, and locking " suggestion charging " lamp extinguishes, and lights " directly using " indicator light (light-emitting diode DS3) simultaneously.
Wherein the partial pressure value of R7, R8 has determined " must charge " threshold voltage VA0 with " suggestion charging ", and when definite reference voltage V REF and R7, the R8 computing formula is as follows:
R8＝VREF*R7/(VA0-VREF)
The partial pressure value of same R4, R5 has determined " suggestion charging " threshold voltage VA1 with " directly using ", and when definite reference voltage V REF and R4, the R5 computing formula is as follows:
R5＝VREF*R4/(VA1-VREF)
Display module 25 adopts the LED display circuit that is made of light-emitting diode DS1-DS3 and resistance R 1-R3, when battery electric quantity is in the setting normal value, light-emitting diode DS3 is luminous, and the user can learn just that according to this luminous light-emitting diode DS3 this moment, battery can directly use; When battery electric quantity was lower than the setting normal value and be higher than the setting minimum, light-emitting diode DS2 was luminous, and the user can learn just that according to this luminous light-emitting diode DS2 the electric weight of battery this moment has been lower than normal value, and suggestion is to battery charge; When battery electric quantity was less than or equal to the setting minimum, light-emitting diode DS1 was luminous, and the user can learn just that according to this luminous light-emitting diode DS1 the electric weight of battery has been less than or equal to minimum set point at this moment, must be to battery charge.
Example two:
Embodiment two of the present utility model, shown in Fig. 1,3, Executive Module 21 adopts mechanical switch S1.Load 22 adopts resistance R 15 as the underloading circuit, can determine threshold values such as " must charge ", " suggestion charging ", " directly using " this moment by searching " underloading voltage characteristic and electric weight relation table ".
Electric weight testing circuit 23 adopts the accurate reference source circuit of being made up of resistance R 12, R20, Voltage stabilizing module U2 and R18, R21, Voltage stabilizing module U3; Constitute interlocking control module 24 by resistance R 17, resistance R 22, triode Q1, triode Q2 and diode D1; When being lower than " must charge " thresholding when Voltage stabilizing module U2 detects battery electric quantity, driven for emitting lights diode DS6 indicator light is lighted; When being lower than " directly using " thresholding simultaneously when cell voltage is higher than " must charge ", Voltage stabilizing module U2 lock light-emitting diode DS6 down is a low level, lights light-emitting diode DS4 indication " suggestion charging " indicator light simultaneously.When cell voltage was higher than " directly using " thresholding, Voltage stabilizing module U3 was locked as low level by diode D1, triode Q2, triode Q1 with light-emitting diode DS4, lighted light-emitting diode DS5 indication simultaneously and " directly used ".
Example three:
Embodiment three of the present utility model, shown in Fig. 1,4, Executive Module 21 adopts light-operated Executive Module; Constituting electric weight by power module of voltage regulation VR1 and control chip U4 detects and the interlocking control module; Constitute display module 25 by resistance R 26, R27, R28 and light-emitting diode DS7, DS8, DS9, load 22 adopts resistance R 25 as the underloading circuit.Can determine threshold values such as " must charge ", " suggestion charging ", " directly using " this moment by searching " underloading voltage characteristic and electric weight relation table ".
Light-operated switch Q4 drives triode Q3 conducting when irradiate light is arranged, make field effect transistor Q5 conducting for field effect transistor Q5 provides forward voltage.Provide stable voltage by power module of voltage regulation VR1 for control chip U4.Control chip U4 is a chip of putting A D modular converter and drive circuit, detect cell voltage by the P0.6 pin, carry out the AD conversion, control by CPU, by " must charge ", " suggestion charging ", " the direct use " state of software interlocking driven for emitting lights diode DS7, DS8, DS9 difference pilot cell.

Claims (7)

1. intelligence is surveyed and is held battery, it is characterized in that: comprise battery main body and be installed on the above-mentioned battery main body and be connected in microelectroniccircuit between the both positive and negative polarity of battery main body, above-mentioned microelectroniccircuit comprises Executive Module, load, the electric weight detection module, interlocking control module and display module, the input of above-mentioned Executive Module is connected in the positive terminal of above-mentioned battery main body, the output of above-mentioned Executive Module is connected to the input of above-mentioned electric weight detection module and an end of above-mentioned load, the output of above-mentioned electric weight detection module connects the input of above-mentioned interlocking control module, the output of above-mentioned interlocking control module connects the input of above-mentioned display module, the other end of above-mentioned load, the earth terminal of above-mentioned electric weight detection module, the earth terminal of above-mentioned interlocking control module and the earth terminal of above-mentioned display module are connected the negative pole end of above-mentioned battery main body respectively.
2. intelligence according to claim 1 is surveyed and is held battery, and it is characterized in that: above-mentioned Executive Module is mechanical switch or electronic switch.
3. intelligence according to claim 1 is surveyed and is held battery, and it is characterized in that: above-mentioned load is resistance or capacitive load or inductive load.
4. intelligence according to claim 1 is surveyed and held battery, it is characterized in that: above-mentioned electric weight detection module adopts discharge circuit or A/D convertor circuit.
5. intelligence according to claim 1 is surveyed and is held battery, and it is characterized in that: above-mentioned display module is the LED display circuit.
6. intelligence according to claim 1 is surveyed and is held battery, and it is characterized in that: above-mentioned display module is the LCD display circuit.
7. intelligence according to claim 1 is surveyed and is held battery, and it is characterized in that: above-mentioned display module is direct explicit user operation scheme.
CN2010201929510U 2010-05-11 2010-05-11 Intelligent capacity testing battery Expired - Lifetime CN201732853U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN2010201929510U CN201732853U (en) 2010-05-11 2010-05-11 Intelligent capacity testing battery
PCT/CN2010/073377 WO2011140722A1 (en) 2010-05-11 2010-05-31 Intelligent capacity measuring battery
CN2010800522374A CN102782929A (en) 2010-05-11 2010-05-31 Intelligent capacity measuring battery

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103592601A (en) * 2012-08-17 2014-02-19 上海斐讯数据通信技术有限公司 Test system automatically detecting battery capacity according to charging and discharging curves
CN103909827A (en) * 2013-12-31 2014-07-09 崔玲 Intelligent electric vehicle instrument

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6255801B1 (en) * 2000-05-10 2001-07-03 Tyco Electronics Logistics Ag System and method for assessing a capacity of a battery and power plant incorporating the same
CN1710440A (en) * 2005-06-30 2005-12-21 上海贝豪通讯电子有限公司 Method for measuring cell capacity of portable apparatus
CN101216538A (en) * 2008-01-04 2008-07-09 东南大学 Lithium battery capacity measuring apparatus and determination method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103592601A (en) * 2012-08-17 2014-02-19 上海斐讯数据通信技术有限公司 Test system automatically detecting battery capacity according to charging and discharging curves
CN103909827A (en) * 2013-12-31 2014-07-09 崔玲 Intelligent electric vehicle instrument

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CN102782929A (en) 2012-11-14
WO2011140722A1 (en) 2011-11-17

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GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: ZHANGZHOU HUAWEI POWER TECHNOLOGY CO., LTD.

Free format text: FORMER OWNER: JINJIANG HUAWEI POWER SOURCE CO., LTD.

Effective date: 20121010

C41 Transfer of patent application or patent right or utility model
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Free format text: CORRECT: ADDRESS; FROM: 362200 QUANZHOU, FUJIAN PROVINCE TO: 363000 ZHANGZHOU, FUJIAN PROVINCE

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Effective date of registration: 20121010

Address after: 363000, Fujian Zhangzhou Yunxiao County town industrial concentration area

Patentee after: Zhangzhou Huawei Power Source & Technology Co., Ltd.

Address before: 362200 Jinjiang City, Fujian Province Industrial Park, five miles

Patentee before: Jinjiang Huawei Power Source Co., Ltd.

Effective date of registration: 20121010

Address after: 363000, Fujian Zhangzhou Yunxiao County town industrial concentration area

Patentee after: Zhangzhou Huawei Power Source & Technology Co., Ltd.

Address before: 362200 Jinjiang City, Fujian Province Industrial Park, five miles

Patentee before: Jinjiang Huawei Power Source Co., Ltd.

CX01 Expiry of patent term

Granted publication date: 20110202

CX01 Expiry of patent term