CN110308398A - A kind of lead-acid battery life cycle analysis method and monitoring system - Google Patents
A kind of lead-acid battery life cycle analysis method and monitoring system Download PDFInfo
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- CN110308398A CN110308398A CN201811168820.6A CN201811168820A CN110308398A CN 110308398 A CN110308398 A CN 110308398A CN 201811168820 A CN201811168820 A CN 201811168820A CN 110308398 A CN110308398 A CN 110308398A
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Abstract
The invention discloses a kind of lead-acid battery life cycle analysis method and monitoring system, method includes: the cycle life number that the charge and discharge cycles number based on battery experience calculates battery experience；Cycle life number based on the experience, calculate battery has used the service life；Based on battery exception service factor, the loss service life of battery is calculated；The battery exception service factor includes that water shortage, high temperature, over-discharge, undercharge, voltage are unbalanced and standby one of too long or a variety of；Based on battery entire life, it is described used service life and the loss service life, calculate the remaining life of battery.The present invention can calculate in real time lead-acid battery with the service life, lose the service life, remaining life etc. and carries out analysis shows that, to improve battery life and reduction customer investment.
Description
Technical field
The present invention relates to lead-acid battery technical field, especially a kind of lead-acid battery life cycle analysis method and monitoring system
System.
Background technique
Lead-acid battery needs periodic maintenance to maintain, such as plus water, equalizaing charge etc., also have very need in use more
It is noted that place.And in this case general lead-acid battery user can lead general lack of the systematic knowledge to lead-acid battery management
Lead-acid battery reduced service life is caused, or even the safety accidents such as on fire, explosion occur.
Existing solution mainly has:
A, offline abnormal alarm is carried out according to data such as the voltage of the lead-acid battery of acquisition, electric current, liquid level, temperature, than
Such as when water shortage occurs for battery or high temperature is abnormal, the light flash prompt battery on fork truck controller uses abnormal.But because of control
The limited amount of lamp on device processed is only able to display mostly important several exceptions, and when fork truck is used because controller is in fork truck seat
Chair is in the following, user can not obtain real-time abnormity prompt, and user can not also obtain history abnormal data record, and it is even more impossible to obtain this
A little abnormal impact analysis to battery life.
B, online battery abnormal alarm, compared to offline abnormal alarm, the program can extend abnormal quantity, provide different
Normal historical record inquiry pushes exception, the Classifying Sum statistics of abnormal conditions etc. by mailbox or mobile phone in real time.
But above-mentioned solution all only does simple analysis statistics to battery extremely, not according to above-mentioned pathological system
Analysis lead-acid battery has used the service life, has lost service life, remaining life, battery investment cycle, remaining investment time etc., to also can not
Analyze loss etc. brought by the investment of the battery use habit and above-mentioned exception of user to user.
Summary of the invention
It is a primary object of the present invention to overcome drawbacks described above in the prior art, a kind of lead-acid battery life cycle is proposed
Analysis method and monitoring system, can calculate in real time lead-acid battery with the service life, lose service life, remaining life etc. and carry out
Analysis shows that improve battery life and reduce customer investment.
The present invention adopts the following technical scheme:
On the one hand, a kind of lead-acid battery life cycle analysis method of the present invention, comprising:
Charge and discharge cycles number based on battery experience calculates the cycle life number of battery experience；Based on the experience
Cycle life number, calculate battery has used the service life；
Based on battery exception service factor, the loss service life of battery is calculated；The battery exception service factor includes lacking
Water, high temperature, over-discharge, undercharge, voltage are unbalanced and standby one of too long or a variety of；
Based on battery entire life, it is described used service life and the loss service life, calculate the remaining life of battery.
Preferably, the charge and discharge cycles number based on battery experience calculates the cycle life number of battery experience,
It specifically includes:
The corresponding cycle life number of single charge and discharge cycles is calculated, as follows:
Wherein, μiDODFor the corresponding depth of discharge of single charge and discharge cycles；μminMinimum in expression standard charge and discharge cycles
Residual power percentage, μmaxMaximum percent of discharge in expression standard charge and discharge cycles, μmin+μmax=100%；λ is compensation
Coefficient；
The cycle life number of battery experience is calculated according to the corresponding cycle life number of single charge and discharge cycles, such as
Under:
Wherein, m indicates the charge and discharge cycles number of battery experience.
Preferably, the sum of cycle life number and the INITIATION LIFE for being equal to the experience with the service life of battery.
Preferably, it is based on battery exception service factor, the loss service life of battery is calculated, is expressed as follows:
L=λ1X1+λ2X2+λ3X3+λ4X4+λ5X5+λ6X6
Wherein, X1It indicates because losing service life number, λ caused by water shortage1Indicate the weight of water shortage factor；X2It indicates because of high temperature
Caused loss service life number, λ2Indicate the weight of high-temperature factor；X3It indicates because losing service life number, λ caused by over-discharge3
Indicate the weight of over-discharge factor；X4It indicates because losing service life number, λ caused by undercharge4Indicate the power of undercharge
Weight；X5Indicate because monomer voltage it is unbalanced caused by lose service life number, λ5Indicate the weight of the unbalanced factor of monomer voltage；X6
Indicate because it is standby too long caused by lose service life number, λ6Indicate the weight of standby factor too long.
Preferably, described because losing service life number X caused by high temperature2It indicates in the following way:
X2=T/M/24*Be1
Wherein, T indicates high temperature duration；M indicates one month number of days；24 indicate 24 hours；Be1Indicate that monthly undergoes follows
Ring service life number,M indicates that the charge and discharge cycles number of battery experience, s indicate battery used month
Number；BieIndicate the corresponding cycle life number of single charge and discharge cycles.
Preferably, the high temperature duration T points are three grades, respectively high temperature duration of the temperature greater than the first preset temperature
T11, high temperature duration T of the temperature greater than the second preset temperature12, high temperature duration T of the temperature greater than third preset temperature13, and T with
T11、T12And T13Meet linear multiple functional relation, specific as follows:
T=k1T11+k2T12+k3T13
Wherein, the first preset temperature is less than third preset temperature less than the second preset temperature, the second preset temperature；k1、k2With
k3The respectively influence coefficient of rating temperature, k1<k2<k3。
Preferably, described because losing service life number X caused by over-discharge3It indicates in the following way:
Wherein, m indicates the charge and discharge cycles number of battery experience；
Clodi is indicated in the following way:
Wherein, j1, j2 and j3 are the regression coefficient obtained according to depth of discharge and life curve；μiDODFor single charge and discharge
Recycle corresponding depth of discharge, μmaxMaximum percent of discharge in expression standard charge and discharge cycles.
Preferably, it is described based on battery entire life, it is described used service life and the loss service life, calculate the residue of battery
Service life is specifically expressed as follows:
Remaining life=entire life-has used the loss service life in service life-.
Preferably, the method also includes, calculate battery investment cycle, it is as follows:
Battery investment cycle=(loss service life entire life -)/cycle life number monthly undergone
Wherein, the cycle life number B monthly undergonee1It indicates,M indicates the charge and discharge of battery experience
Electric cycle-index, s indicate the used moon number of battery, BieIndicate the corresponding cycle life number of single charge and discharge cycles.
Preferably, the method also includes the remaining investment time of calculating is as follows:
The cycle life number that remaining investment time=remaining life/is monthly undergone
Wherein, the cycle life number B monthly undergonee1It indicates,M indicates the charge and discharge of battery experience
Electric cycle-index, s indicate the used moon number of battery, BieIndicate the corresponding cycle life number of single charge and discharge cycles.
On the other hand, a kind of lead-acid battery monitoring system of the present invention, comprising: lead-acid accumulator, acquisition device, controller and
Computing platform；It includes electric current, liquid level, temperature and voltage that the acquisition device, which is connected for acquiring with the lead-acid accumulator,
Battery data；The controller is connected to receive the Data Concurrent of acquisition and give the computing platform with the acquisition device；Its
It is characterized in that, the computing platform includes battery life cycle analysis module；The battery life cycle analysis module is based on one
Kind lead-acid battery life cycle analysis method calculates lead-acid battery and has used the service life, lost service life, remaining life, battery investment week
One or more of phase, remaining investment time.
Preferably, the lead-acid battery monitoring system further includes the display terminal being connected with the computing platform；It is described
Display terminal includes display module；The display module is for showing that the lead-acid battery has used service life, loss service life, remaining longevity
One or more of life, battery investment cycle, remaining investment time.
Preferably, the display terminal further includes abnormal alarm pushing module, alarm analysis module, in mail reporting modules
One or more modules；
The abnormal alarm pushing module, for the abnormal data inquired to be pushed to user's end by mail or short message
End；The data include the data that acquisition device acquires and the lead-acid battery life cycle data analyzed；
The alarm analysis module for any one time cycle of selection on historical time axis and is analyzed in the period
All anomaly statistics situations that battery occurs；
The mail reporting modules, for by preset period of time alert data and/or battery life cycle data with postal
Part attachment mode is automatically pushed to user terminal.
By the above-mentioned description of this invention it is found that compared with prior art, the invention has the following beneficial effects:
(1) a kind of lead-acid battery life cycle analysis method of the present invention, according to the voltage of acquisition, electric current, liquid level, temperature etc.
Data calculate lead-acid battery with the service life, lose service life, remaining life etc. and analyzed, thus improve battery life and
Reduce customer investment；
(2) a kind of lead-acid battery life cycle analysis method of the present invention, when the service life has been used in calculating, according to charge and discharge cycles
Corresponding depth of discharge has made corresponding conversion between off-gauge charge and discharge cycles number and the cycle life number of experience；This
Outside, the INITIATION LIFE that battery is considered when calculating with the service life, so that calculated result is more accurate；
(3) a kind of lead-acid battery life cycle analysis method of the present invention, when calculating the loss service life, the battery of consideration is abnormal
Service factor includes that water shortage, high temperature, over-discharge, undercharge, the unbalanced and standby mistake of voltage wait so long, and consider each influence
The weight of factor, the safety accidents such as battery catches fire or explosion caused by can be avoided because of high temperature water shortage etc.；
(4) a kind of lead-acid battery monitoring system of the present invention, is capable of providing periodical mail report, and user is not required to log in backstage
Can also be light electrolytic cell and the case where battery team (multiple batteries) so that more convenient to managing and maintaining for battery；
(5) a kind of lead-acid battery monitoring system of the present invention can store all initial data and provide abnormal alarm statistics
Data make user's easy-to-look-up historical data when accident or dispute occurs.
Detailed description of the invention
Fig. 1 is a kind of flow chart of lead-acid battery life cycle analysis method of the embodiment of the present invention；
Fig. 2 is a kind of structural block diagram of lead-acid battery monitoring system of the embodiment of the present invention；
Fig. 3 is that the battery life of the embodiment of the present invention analyzes general view and prognostic chart；
Fig. 4 is that the abnormal of the embodiment of the present invention loses durability analysis figure；
Fig. 5 is the embodiment of the present invention with durability analysis figure.
Specific embodiment
Below by way of specific embodiment, the invention will be further described.
It should be noted that being related to number of steps in the following statement of the present embodiment, the number of steps is intended merely to
Easy-to-read, sequence of steps may be adjusted when specific implementation.
It is shown in Figure 1, a kind of lead-acid battery life cycle analysis method of the present invention, comprising:
Step 101, the charge and discharge cycles number based on battery experience calculates the cycle life number of battery experience；It is based on
The cycle life number of the experience, calculate battery has used the service life；
Step 102, it is based on battery exception service factor, calculates the loss service life of battery；The battery use extremely because
Element includes that water shortage, high temperature, over-discharge, undercharge, voltage are unbalanced and standby one of too long or a variety of.Theoretically,
When the voltage value of controller acquisition is not 0, not water shortage is indicated, when specific implementation, a lesser voltage threshold can be set
Judge whether water shortage.In the present embodiment, it can be regarded as high temperature greater than 45 degree, in the present embodiment, high temperature is divided into three phases.When electric discharge is deep
When degree is between 80%~100%, it can be understood as over-discharge.Undercharge can be understood as uncharged to 100%.It is single
It is voltage difference between monomer is more than threshold value that body is unbalanced, for example for 48V battery, acquires two voltages, a U1 (6
A monomer, theoretical 12V), a 48V (24 monomers, theoretical 48V), calculation method is expressed as=U2/ for voltage is unbalanced at this time
24-U1/6 is considered as problematic if this is more than given threshold, in practice, can be set as 200mA, 200mA is one
A bigger value shows that the serious problem of comparison occurs in battery substantially when there is 200mA, just to battery when general 100mA
It is influenced.The standby battery that can be understood as too long does not use for a long time, can be arranged according to practical application, such as continuous 120 hours
Without using as it is standby too long.
Step 103 be based on battery entire life, it is described used service life and the loss service life, calculate the remaining longevity of battery
Life.
Specifically, battery entire life refers to battery total service life, can generally be determined by cell design criteria, such as DIN
Mark regulation 1500 times, GB is provided 800 times；Lead-acid accumulator when INITIATION LIFE refers to the battery monitor system of installation the present embodiment
The service life has been used, has been zero to new battery INITIATION LIFE, estimated value can be provided according to previous use habit to used batteries；It is with the service life
Refer to the sum of cycle life number and the INITIATION LIFE that lead-acid accumulator is undergone from installing battery monitor system；One is charged to
100% and discharge into 20% standard charge and discharge cycles be equivalent to one used experience cycle life number, it is off-gauge to fill
Need to make accordingly to convert (specific such as below B between discharge cycles needs and the cycle life number of experienceieCalculation formula)；It loses
The cycle life number that battery is undergone caused by the mistake service life refers to because of unreasonable use is lost, for example it is generally acknowledged that temperature is every
Ten degree are increased, the cycle life number of the experience of battery can halve, and the loss service life is intended to tell user unreasonable using electricity
Pond will lead to the loss of battery cycle life, and show that each loss service life is abnormal caused by which；The remaining longevity
Life refers to the cycle life number for the experience that battery can also continue to use.In the present embodiment, remaining life=entire life-is
With the loss service life in service life-.
In the present embodiment, the charge and discharge cycles number based on battery experience calculates the cycle life time of battery experience
Number, specifically includes:
The corresponding cycle life number of single charge and discharge cycles is calculated, as follows:
Wherein, μiDODFor the corresponding depth of discharge of single charge and discharge cycles；μminMinimum in expression standard charge and discharge cycles
Residual power percentage, μmaxMaximum percent of discharge in expression standard charge and discharge cycles, μmin+μmax=100%；λ is compensation
Coefficient, so that BieMeet and is less than or equal to μmaxMore than or equal to μmin；In the present embodiment, μminEqual to 20%, μmaxEqual to 80%, one
Be charged to 100% and discharge into 20% standard charge and discharge cycles be equivalent to one used experience cycle life number.
The cycle life number of battery experience is calculated according to the corresponding cycle life number of single charge and discharge cycles, such as
Under:
Wherein, m indicates the charge and discharge cycles number of battery experience.
In the present embodiment, it is based on battery exception service factor, the loss service life of battery is calculated, is expressed as follows:
L=λ1X1+λ2X2+λ3X3+λ4X4+λ5X5+λ6X6
Wherein, wherein X1It indicates because losing service life number, λ caused by water shortage1Indicate the weight of water shortage factor；X2Indicate because
Service life number, λ are lost caused by high temperature2Indicate the weight of high-temperature factor；X3It indicates because losing the service life time caused by over-discharge
Number, λ3Indicate the weight of over-discharge factor；X4It indicates because losing service life number, λ caused by undercharge4Indicate undercharge
Weight；X5Indicate because monomer voltage it is unbalanced caused by lose service life number, λ5Indicate the power of the unbalanced factor of monomer voltage
Weight；X6Indicate because it is standby too long caused by lose service life number, λ6Indicate the weight of standby factor too long.In the present embodiment, λ2With
λ31, λ can be taken respectively by dividing1、λ4、λ5、λ6Value range be [0,0.5].
Further, described because losing service life number X caused by high temperature2It indicates in the following way:
X2=T/30/24*Be1
Wherein, T indicates high temperature duration；30 indicate 30 days；24 indicate 24 hours；Be1Indicate the cycle life monthly undergone time
Number,M indicates that the charge and discharge cycles number of battery experience, s indicate used moon number (such as battery of battery
It has used 3 months, 3) s is；BieIndicate the corresponding cycle life number of single charge and discharge cycles.
Specifically, the high temperature duration T divides for three grades, respectively high temperature duration of the temperature greater than the first preset temperature
T11, high temperature duration T of the temperature greater than the second preset temperature12, high temperature duration T of the temperature greater than third preset temperature13, and T with
T11、T12And T13Meet linear multiple functional relation, specific as follows:
T=k1T11+k2T12+k3T13
Wherein, the first preset temperature is less than third preset temperature less than the second preset temperature, the second preset temperature；k1、k2With
k3The respectively influence coefficient of rating temperature, k1<k2<k3.In the present embodiment, first preset temperature can be 45 degree, described
Second preset temperature is 55 degree, and the third preset temperature is 65 degree.
Further, described because losing service life number X caused by over-discharge3It indicates in the following way:
Wherein, m indicates the charge and discharge cycles number of battery experience；
Clodi is indicated in the following way:
Wherein, j1, j2 and j3 are the regression coefficient obtained according to depth of discharge and life curve, depth of discharge and service life
Curve can be obtained from production firm；μiDODFor the corresponding depth of discharge of single charge and discharge cycles, μmaxExpression standard charge and discharge follow
Maximum percent of discharge in ring；In the present embodiment, μmaxBe charged to 100% equal to 80%, one and discharge into 20% standard
Charge and discharge cycles are equivalent to the cycle life number for having used experience, that is, have μiDODWhen between above-mentioned 80%~100%
Just belong to over-discharge.In the present embodiment, the value range of the j1 is [- 0.2, -0.1], and the value range of the j2 is
[0.1,0.2], the value range of the j3 are [- 2, -1].
In the present embodiment, the lead-acid battery life cycle analysis method further includes calculating battery investment cycle, as follows:
Battery investment cycle=(loss service life entire life -)/cycle life number monthly undergone
Wherein, the cycle life number B monthly undergonee1It indicates,M indicates the charge and discharge of battery experience
Electric cycle-index, s indicate the used moon number of battery, BieIndicate the corresponding cycle life number of single charge and discharge cycles.
Preferably, the lead-acid battery life cycle analysis method further includes calculating remaining investment time, as follows:
The cycle life number that remaining investment time=remaining life/is monthly undergone
Wherein, the cycle life number B monthly undergonee1It indicates,M indicates the charge and discharge of battery experience
Electric cycle-index, s indicate the used moon number of battery, BieIndicate the corresponding cycle life number of single charge and discharge cycles.
It is shown in Figure 2, a kind of lead-acid battery monitoring system of the present invention, comprising: lead-acid accumulator 10, acquisition device 20,
Controller 30 and computing platform 40；The acquisition device 20 be connected with the lead-acid accumulator 10 for acquire include electric current,
The battery data of liquid level, temperature and voltage；The controller 30 is connected to receive the data of acquisition simultaneously with the acquisition device 20
It is sent to the computing platform 40；It is characterized in that, the computing platform 40 includes battery life cycle analysis module 401；Institute
It states battery life cycle analysis module 401 and the longevity has been used based on lead-acid battery life cycle analysis method calculating lead-acid battery
Life loses one or more of service life, remaining life, battery investment cycle, remaining investment time.
It should be noted that the computing platform 40 can be cloud computing platform or other back-end server platforms, as long as
It can satisfy calculating of the invention to need, the embodiment of the present invention is not particularly limited.
In the present embodiment, the lead-acid battery monitoring system further includes the display terminal being connected with the computing platform 40
50；The display terminal 50 includes display module 501；The display module 501 for show the lead-acid battery used the service life,
Lose one or more of service life, remaining life, battery investment cycle, remaining investment time.
It should be noted that the display terminal 50 includes computer, plate, mobile phone etc., as long as can satisfy the present invention
Display need, the embodiment of the present invention is not particularly limited.
In the present embodiment, the display terminal 50 further includes abnormal alarm pushing module 502, alarm analysis module 503, postal
One or more modules in part reporting modules 504.
The abnormal alarm pushing module 502, for the abnormal data inquired to be pushed to use by mail or short message
Family terminal；The data include the data that acquisition device 20 acquires and the lead-acid battery life cycle data analyzed.Specifically,
User is in the acquisition data that can according to need each battery of real time inspection from the background, including temperature, liquid level, voltage, electric current, battery electricity
Amount etc., when these data of acquisition exceed given threshold, monitoring system can be pushed to user in real time by mail or short message
It reminds.
The alarm analysis module 503 for any one time cycle of selection on historical time axis and analyzes this week
All anomaly statistics situations that battery occurs in phase.Specifically, the data that controller 30 uploads to computing platform 40 on the one hand can
It is directly shown in real time with doing, is on the other hand also stored in cloud and statisticallys analyze.After user selects a time end, prison
Control system can filter out all abnormal alarms occurred in this period and its details, and user is helped to diagnose accident or entangle
Confusingly.
The mail reporting modules 504, for by preset period of time alert data and/or battery life cycle data with
Email attachment mode is automatically pushed to user terminal.Specifically, on the one hand user can be checked as above by logging in background system
Described battery alarm, durability analysis etc., another aspect system also can be by battery team abnormal alarms important in the recent period, battery life
The data such as analysis are automatically pushed to user by mail PDF attachment mode with some cycles, and user is not required to login system, open postal
The case where part report although it is understood that battery team, thoroughly discharges and facilitates managing and maintaining for user's battery team.
Specifically, the acquisition device 20 includes current sensor 201, liquid level sensor 202,203 and of temperature sensor
Voltage acquisition terminal 204.The current sensor 201 is used to acquire the input/output electric current of lead-acid accumulator 10, general to use
Hall current sensor 201 simultaneously covers on battery terminal negative harness；The liquid level sensor 202 is used to acquire the electricity of single battery
Liquid status is solved, essence is a section lead, and when the conductive contact is to battery liquid, the controller 30 can collect one
The voltage value of a 1V or so indicates battery not water shortage, when the conducting wire can not touch battery liquid, then because conducting wire is outstanding
Sky, controller 30 can not collect voltage value, indicate monomer water shortage at this time, under normal circumstances, the liquid level sensor 202 is only pressed
It impinges upon on a monomer near the central point of battery, this is because it is worse to radiate at battery center, it is easier to occur high
Mild water shortage problem；The temperature sensor 203 is usually temperature-sensitive electricity for acquiring internal temperature of battery, temperature sensor 203
Resistance, can be placed directly between two monomers of battery immediate vicinity, the temperature between being monomer acquired at this time can also be direct
Directly acquisition electrolyte temperature is integrated with liquid level sensor 202；Voltage acquisition terminal 204 generally matches hop controller 30
A/D conversion module acquires battery global voltage and half voltage, for judging battery cell voltage with the presence or absence of unbalanced；It is described
Controller 30 receives the input signal from sensor and terminal, is on the one hand flashed when data exceed given threshold by LED
On the other hand alarm uploads to computing platform 40 by the wireless module of itself, wireless module can be GPRS, 3G, 4G or
WIFI etc.；After computing platform 40 receives the acquisition data from controller 30, take statistics analysis and calculating prediction, and by aobvious
Show that terminal 50 shows user.
It is shown in Figure 3, it is durability analysis general view schematic diagram, durability analysis is used to show the total of battery team and each battery
Body life time situation, Fig. 3 top half are the general views in battery team service life, can directly find out remaining life by figure, lose service life and
With the percentage in service life, the life situations of entire battery team can be intuitively understood, the lower half portion Fig. 3 is each battery in battery team
Life information, in addition to comprising entire life, used the service life, lost service life and remaining life other than, also show user's battery investment week
Phase and remaining investment time.3 users can be seen directly that the use habit and future investments situation of each battery with reference to the accompanying drawings, often
A column heading is also provided with ranking function, and such user can quickly navigate to the battery for needing to invest recently.
It is shown in Figure 4, to carry out specific deployment analysis for the loss service life in durability analysis, the service life is lost by battery
Caused using abnormal, influence the service life main abnormal include water shortage, high temperature, over-discharge, unsaturated charging, voltage it is unbalanced,
Standby mistake is waited so long.The plate is equally divided into two parts: the loss service life point for losing service life general view and each battery of battery team
Analysis.
Fig. 4 top half illustrates the overall of battery team and loses service life and abnormal accounting etc., for example total loss service life is 91
Secondary, these, which lose service life, is caused jointly by corresponding each exception behind, continues 24.3 hours water shortages including 16 times, 14
The secondary high temperature etc. for continuing 43.3 hours, and these abnormal accounting situations are illustrated by cake chart.The lower half portion Fig. 4 is shown
The loss life situations of each battery and cause the abnormal details for accordingly losing the service life.
It is shown in Figure 5, illustrate battery durability analysis, battery with the service life include charging, using, it is three kinds idle
State, is equally divided into two plates of the general view of battery team and each battery, and Fig. 5 top half illustrates being divided with the service life for battery team
Analysis, specifically comprising charging situation analysis, discharge scenario analysis and analysis by charged and discharged；Charging analysis illustrate saturation charging with not
It is saturated the accounting figure of charging, Discharge analysis illustrates the statistics of each degree of discharge, and charge and discharge have statisticallyd analyze battery charging, put
Electricity, idle accounting etc..What the lower half portion Fig. 5 illustrated each battery has used service life specifically used data.
The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited to this, all to utilize this
Design makes a non-material change to the present invention, and should all belong to behavior that violates the scope of protection of the present invention.
Claims (13)
1. a kind of lead-acid battery life cycle analysis method characterized by comprising
Charge and discharge cycles number based on battery experience calculates the cycle life number of battery experience；Based on following for the experience
Ring service life number, calculate battery has used the service life；
Based on battery exception service factor, the loss service life of battery is calculated；The battery exception service factor includes water shortage, height
Temperature, over-discharge, undercharge, voltage are unbalanced and standby one of too long or a variety of；
Based on battery entire life, it is described used service life and the loss service life, calculate the remaining life of battery.
2. lead-acid battery life cycle analysis method according to claim 1, which is characterized in that described to be undergone based on battery
Charge and discharge cycles number calculate battery experience cycle life number, specifically include:
The corresponding cycle life number of single charge and discharge cycles is calculated, as follows:
Wherein, μiDODFor the corresponding depth of discharge of single charge and discharge cycles；μminLeast residue in expression standard charge and discharge cycles
Electricity percentage, μmaxMaximum percent of discharge in expression standard charge and discharge cycles, μmin+μmax=100%；λ is compensation system
Number；
The cycle life number of battery experience is calculated according to the corresponding cycle life number of single charge and discharge cycles, as follows:
Wherein, m indicates the charge and discharge cycles number of battery experience.
3. lead-acid battery life cycle analysis method according to claim 1, which is characterized in that battery with service life etc.
In the sum of the cycle life number of the experience and INITIATION LIFE.
4. lead-acid battery life cycle analysis method according to claim 1, which is characterized in that used extremely based on battery
Factor calculates the loss service life of battery, is expressed as follows:
L=λ1X1+λ2X2+λ3X3+λ4X4+λ5X5+λ6X6
Wherein, X1It indicates because losing service life number, λ caused by water shortage1Indicate the weight of water shortage factor；X2It indicates to cause because of high temperature
Loss service life number, λ2Indicate the weight of high-temperature factor；X3It indicates because losing service life number, λ caused by over-discharge3It indicates
The weight of over-discharge factor；X4It indicates because losing service life number, λ caused by undercharge4Indicate the weight of undercharge；X5
Indicate because monomer voltage it is unbalanced caused by lose service life number, λ5Indicate the weight of the unbalanced factor of monomer voltage；X6Indicate because
Standby loss service life number caused too long, λ6Indicate the weight of standby factor too long.
5. lead-acid battery life cycle analysis method according to claim 4, which is characterized in that it is described because of high temperature caused by
Lose service life number X2It indicates in the following way:
X2=T/M/24*Be1
Wherein, T indicates high temperature duration；M indicates one month number of days；24 indicate 24 hours；Be1Indicate the circulation longevity monthly undergone
Number is ordered,M indicates that the charge and discharge cycles number of battery experience, s indicate the used moon number of battery；Bie
Indicate the corresponding cycle life number of single charge and discharge cycles.
6. lead-acid battery life cycle analysis method according to claim 5, which is characterized in that the high temperature duration T points
For three grades, respectively high temperature duration T of the temperature greater than the first preset temperature11, high temperature of the temperature greater than the second preset temperature
Duration T12, high temperature duration T of the temperature greater than third preset temperature13, and T and T11、T12And T13Meet linear multiple functional relation,
It is specific as follows:
T=k1T11+k2T12+k3T13
Wherein, the first preset temperature is less than third preset temperature less than the second preset temperature, the second preset temperature；k1、k2And k3Point
Not Wei rating temperature influence coefficient, k1<k2<k3。
7. lead-acid battery life cycle analysis method according to claim 4, which is characterized in that described because over-discharge is drawn
The loss service life number X risen3It indicates in the following way:
Wherein, m indicates the charge and discharge cycles number of battery experience；
Clodi is indicated in the following way:
Wherein, j1, j2 and j3 are the regression coefficient obtained according to depth of discharge and life curve；μiDODFor single charge and discharge cycles
Corresponding depth of discharge, μmaxMaximum percent of discharge in expression standard charge and discharge cycles.
8. lead-acid battery life cycle analysis method according to claim 1, which is characterized in that described to be based on battery total longevity
Life, it is described used service life and the loss service life, calculate the remaining life of battery, be specifically expressed as follows:
Remaining life=entire life-has used the loss service life in service life-.
9. lead-acid battery life cycle analysis method according to claim 1, which is characterized in that the method also includes,
Battery investment cycle is calculated, as follows:
Battery investment cycle=(loss service life entire life -)/cycle life number monthly undergone
Wherein, the cycle life number B monthly undergonee1It indicates,M indicates the charge and discharge cycles of battery experience
Number, s indicate the used moon number of battery, BieIndicate the corresponding cycle life number of single charge and discharge cycles.
10. lead-acid battery life cycle analysis method according to claim 1, which is characterized in that the method also includes,
Remaining investment time is calculated, as follows:
The cycle life number that remaining investment time=remaining life/is monthly undergone
Wherein, the cycle life number B monthly undergonee1It indicates,M indicates the charge and discharge cycles of battery experience
Number, s indicate the used moon number of battery, BieIndicate the corresponding cycle life number of single charge and discharge cycles.
11. a kind of lead-acid battery monitoring system, comprising: lead-acid accumulator, acquisition device, controller and computing platform；It is described to adopt
Acquisition means are connected for acquiring the battery data including electric current, liquid level, temperature and voltage with the lead-acid accumulator；The control
Device processed is connected to receive the Data Concurrent of acquisition and give the computing platform with the acquisition device；It is characterized in that, the meter
Calculating platform includes battery life cycle analysis module；The battery life cycle analysis module is based in claims 1 to 10
Method described in any one claim calculates lead-acid battery and has used the service life, lost service life, remaining life, battery investment week
One or more of phase, remaining investment time.
12. lead-acid battery monitoring system according to claim 11, which is characterized in that the lead-acid battery monitoring system is also
Including the display terminal being connected with the computing platform；The display terminal includes display module；The display module is used for
Show that the lead-acid battery has used the service life, lost service life, remaining life, battery investment cycle, one in remaining investment time
Or it is multiple.
13. lead-acid battery monitoring system according to claim 12, which is characterized in that the display terminal further includes exception
It alarms pushing module, alarm analysis module, one or more modules in mail reporting modules；
The abnormal alarm pushing module, for the abnormal data inquired to be pushed to user terminal by mail or short message；
The data include the data that acquisition device acquires and the lead-acid battery life cycle data analyzed；
The alarm analysis module for any one time cycle of selection on historical time axis and analyzes battery in the period
All anomaly statistics situations occurred；
The mail reporting modules, for by preset period of time alert data and/or battery life cycle data it is attached with mail
Part mode is automatically pushed to user terminal.
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