CN106340688B - A kind of lead-acid accumulator lengthens the life, repairs, electric energy recovery method - Google Patents
A kind of lead-acid accumulator lengthens the life, repairs, electric energy recovery method Download PDFInfo
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- CN106340688B CN106340688B CN201610800188.7A CN201610800188A CN106340688B CN 106340688 B CN106340688 B CN 106340688B CN 201610800188 A CN201610800188 A CN 201610800188A CN 106340688 B CN106340688 B CN 106340688B
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- 239000002253 acid Substances 0.000 title claims abstract description 116
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000011084 recovery Methods 0.000 title claims abstract description 17
- 230000008439 repair process Effects 0.000 title claims abstract description 12
- 239000003990 capacitor Substances 0.000 claims abstract description 46
- 238000012545 processing Methods 0.000 claims abstract description 26
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 18
- 238000007600 charging Methods 0.000 claims abstract description 18
- 230000003068 static effect Effects 0.000 claims description 7
- 210000001367 artery Anatomy 0.000 claims description 5
- 210000003462 vein Anatomy 0.000 claims description 5
- 230000005611 electricity Effects 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000002441 reversible effect Effects 0.000 abstract description 8
- 238000004064 recycling Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 16
- 230000000694 effects Effects 0.000 description 12
- 238000004073 vulcanization Methods 0.000 description 11
- 229910052924 anglesite Inorganic materials 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 6
- PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical group [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 description 6
- 230000006378 damage Effects 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 229910052946 acanthite Inorganic materials 0.000 description 3
- 239000011149 active material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000035772 mutation Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- FSJWWSXPIWGYKC-UHFFFAOYSA-M silver;silver;sulfanide Chemical compound [SH-].[Ag].[Ag+] FSJWWSXPIWGYKC-UHFFFAOYSA-M 0.000 description 3
- 208000034657 Convalescence Diseases 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 230000000069 prophylactic effect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- -1 (S8 Inorganic materials 0.000 description 1
- KEQXNNJHMWSZHK-UHFFFAOYSA-L 1,3,2,4$l^{2}-dioxathiaplumbetane 2,2-dioxide Chemical compound [Pb+2].[O-]S([O-])(=O)=O KEQXNNJHMWSZHK-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910000464 lead oxide Inorganic materials 0.000 description 1
- XCAUINMIESBTBL-UHFFFAOYSA-N lead(ii) sulfide Chemical compound [Pb]=S XCAUINMIESBTBL-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010278 pulse charging Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- H01M10/4242—Regeneration of electrolyte or reactants
-
- 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)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of lead-acid accumulators to lengthen the life, repairs, electric energy recovery method, includes the following steps: the working condition for detecting lead-acid battery；Pulse processing is carried out according to the working condition strobe pulse wave of lead-acid battery；The impulse wave for generating all wave bands in range within the period of setting according to the impulse wave of selection is entered inside lead-acid battery by the charging interface of lead-acid battery；Two groups of capacitors are respectively connected to respectively onto two groups of lead-acid accumulators by bidirectional electronic switch according to the working condition of lead-acid battery.Two, three, the motor (servo motor) of four-wheel electric motor car is equivalent to generator in deceleration or brake, electric energy is sent back in a manner of reverse impulse, the brake of storage motor is carried out by capacitor or the pulse returned of slowing down, in motor electricity consumption again, capacitor can discharge the energy received.The present invention can carry out effective maintenance to lead-acid accumulator and repair, and extend the service life of lead-acid accumulator, and be able to carry out effective electric energy recycling.
Description
Technical field
The present invention relates to lead-acid battery fields more particularly to a kind of lead-acid accumulator to lengthen the life, repairs, electric energy recovery method.
Background technique
Lead-acid battery is made of a kind of electrode mainly by lead and its oxide, and electrolyte is the battery of sulfuric acid solution.Lead
Under sour battery discharge status, positive main component is brown lead oxide, and cathode main component is lead；Under charged state, positive and negative anodes
Main component is lead sulfate.The process that lead-acid battery is discharged and charged in use can be because a variety of causes generates
Vulcanization, causes lead-acid battery service life to greatly shorten.The main reason for generating vulcanization is self discharge and the inside battery of battery
The chemical reaction of generation can all generate PbSO4Crystal, so that being attached to the PbSO on positive/negative plate4Crystal recrystallization, switchs to
Irreversible PbSO4Crystal.In addition, metallic element such as Sn, Al, Cd, Ba, As, Se, Mn on other screens of inside battery
Also reaction can be participated in charge and discharge process, some loses electronics (oxidation) some and obtains electronics (reduction), wherein S, Cu, H, Ag
Vulcanization is generated Deng the trace activity substance than Pb poor activity, to generate S8、CuS、Ag2S, the substances such as SeS, SnS, CdS, MnS,
These sulfide are wrapped in PbSO4, form usually said lead sulfate crystalline solid.Because the activity of the metallic elements such as Cu and Ag is non-
Normal difference, so CuS, Ag2S is difficult electrolytic separation, and there is stable molecular structure to be difficult to be broken, and causes to be wrapped
PbSO4Redox is unable into Pb2+And SO42-Ion enters in electrolyte secondary response again.In the prior art for lead-acid battery
Maintenance is repaired usually just for the repairing phase of battery, and leading to lead-acid battery in use cannot get at effective anti-vulcanization
Reason, influences the use of user.
Also there are the method that maintenance reparation is carried out to lead-acid battery, however its side for generalling use general pulse in the prior art
Formula can not be repaired in the use process of lead-acid battery.Also, lead-acid battery maintenance restorative procedure in the prior art is only
Pulse processing is carried out only with the impulse wave of fixed frequency, small part sulfide can only be separated, however lead-acid battery makes
It is more with the factor for influencing charge and discharge effect in the process, only small part sulfide is dispersed, the effect for maintaining reparation is poor.
In addition, lead-acid battery can generate reversed impulse wave in charging, electric discharge or sudden change state, it not only can be right
Battery itself causes damage to also create the waste of big energy.Lead-acid accumulator in the prior art is all directly electric with load
Connection, causes a large amount of energy dissipation in use and the reverse impulse wave generated causes to damage to lead-acid battery,
Reduce the service life of lead-acid battery.
Summary of the invention
In view of the drawbacks of the prior art and insufficient, the purpose of the present invention is to provide one kind can be effectively to lead-acid accumulator
It carries out maintenance reparation and is able to carry out recycling electric energy, the lead-acid accumulator for carrying out effective protection to lead-acid accumulator is lengthened the life, repaired
Multiple, electric energy recovery method.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of lead-acid accumulator lengthens the life, repairs, electric energy returns
Receiving method characterized by comprising
Step 1: the working condition of lead-acid battery is detected；
Step 2: pulse processing is carried out according to the working condition strobe pulse wave of lead-acid battery, the impulse wave is frequency sweep
Impulse wave, the pulse mode of the impulse wave are resonance sawtooth wave, and the waveform of the impulse wave is sharp pulse；The lead-acid battery
Working condition include normal charging condition, overcharge condition, regular picture state, over-discharge state, stationary state and recovery
State；The impulse wave is alternating-current pulse wave；
Step 3: the impulse wave for generating all wave bands in range within the period of setting according to the impulse wave of selection passes through lead
The charging interface of sour battery enters inside lead-acid battery；
Step 4: two groups of capacitors are respectively connected to respectively by bidirectional electronic switch according to the working condition of lead-acid battery
On two groups of lead-acid accumulators；
When lead-acid accumulator is in normal charging condition, overcharge condition, regular picture state, over-discharge state or recovery
The both ends of capacitor and lead-acid accumulator are connected by bidirectional electronic switch when state；
Capacitor and lead-acid accumulator are disconnected by bidirectional electronic switch when lead-acid accumulator remains static.
Further, the capacitor in the step 1 and step 2 is super capacitor.
Further, the capacity of the capacitor is greater than 10000 μ F.
Further, when lead-acid battery is in regular picture state, the first impulse wave is selected to carry out pulse processing, it is described
The frequency range of first impulse wave is 100Hz-1KHz, and the pulse direction of first impulse wave is positive negative direction, described first
The amplitude of impulse wave is ± 0.02C ± 0.2C, and the frequency sweep cycle of first impulse wave is every frequency sweep 1 time pause 1 second.
Further, when lead-acid battery is in over-discharge state, the second impulse wave is selected to carry out pulse processing, described the
The frequency range of two impulse waves is 10Hz-100Hz, and the pulse direction of second impulse wave is positive negative direction, second arteries and veins
The amplitude for rushing wave is ± 0.02C ± 0.2C, and the frequency sweep cycle of second impulse wave is every frequency sweep 1 time pause 1 second.
Further, when lead-acid battery remains static, third impulse wave is selected to carry out pulse processing, the third
The frequency range of impulse wave is 10Hz-1kHz, and the pulse direction of the third impulse wave is positive negative direction, the third impulse wave
Amplitude be ± 0.02C ± 0.2C, the frequency sweep cycle of the third impulse wave is to pause 1 second for every frequency sweep 2 times.
Further, when lead-acid battery is in recovery state, selection the 4th impulse wave progress pulse processing, the described 4th
The frequency range of impulse wave is 10Hz-1kHz, and the pulse direction of the 4th impulse wave is positive negative direction, the 4th impulse wave
Amplitude be ± 0.02C ± 0.2C, the frequency sweep cycle of the 4th impulse wave is to pause 1 second for every frequency sweep 2 times.
Further, when lead-acid battery is in normal charging condition, the 5th impulse wave is selected to carry out pulse processing, it is described
The pulse direction of 5th impulse wave is negative direction, and the frequency range of the 5th impulse wave is 1KHz-10KHz, the pulse width
Degree is -0.08C, and the frequency sweep cycle of the 5th impulse wave is every frequency sweep 2 times pauses 1 second.
Further, when lead-acid battery is in overcharge condition, the 6th impulse wave is selected to carry out pulse processing, described the
The pulse direction of six impulse waves is negative direction, and the frequency range of the 6th impulse wave is +/- 15KHz to +/- 25KHz, described
Impulse amplitude is -0.025C, and the duty ratio of the 6th impulse wave is 25%, and the frequency sweep cycle of the 6th impulse wave is often to sweep
Frequently 2 pauses 2 seconds.
After adopting the above structure, the invention has the following beneficial effects:
(1) present invention uses different scanning frequency pulse waves to battery pole plates by the different use states of detection lead-acid battery
It is impacted, it is humorous that the characteristic of the deposit generated for each different process using the scanning frequency pulse of suitable frequency involves its
Vibration wave handles pole plate, and anti-vulcanization is carried out during each, inhibits sediment further to deposit, extends the use of lead-acid battery
Service life.
(2) present invention carries out pulse processing to lead-acid battery by using alternating-current pulse wave, can use in lead-acid battery
Maintenance repair process is carried out in the process, effectively enhances maintenance repairing effect, prevents lead sulfate crystalline solid heavy in battery pole plates
Product, extends the service life of lead-acid battery.
(3) present invention carries out pulse processing to lead-acid battery electrode plate by using scanning frequency pulse wave, can be with battery pole plates
On a variety of sediments occur resonance, enhance randomness, a variety of sediments are broken up, so that active material and electrolyte on pole plate
Reaction can be come into full contact with, it is ensured that the using effect of lead-acid battery.
(4) present invention by realizing effect of the capacitor prior to battery discharge for capacitor and battery parallel connection, exempt from by protection battery
Damage caused by being mutated by immediate current can effectively extend battery life.
(5) present invention reduces the resistance to pressure request of capacitor by the way that 2 capacitors respectively work to 2 groups of batteries.
(6) present invention can be when generating reverse impulse, and capacitor can recycle reverse impulse energy, and one side capacitor is effective
Protection battery avoid battery because damaging caused by pulse, on the other hand connect battery motor brake or slow down when deposit
Being discharged on motor with direct current when motor works again of the electricity inside capacitor is stored up, so that it is recoverable to reach electricity
Purpose.
Detailed description of the invention
Fig. 1 is the method flow schematic diagram in the present invention；
Fig. 2 is the structural schematic diagram of the circuit of the generation impulse wave in the present invention；
Fig. 3 is the waveform diagram of the impulse wave in the present invention.
Specific embodiment
The present invention will be further described below with reference to the drawings.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing and specific implementation
Mode, the present invention will be described in further detail.It should be appreciated that the specific embodiments described herein are only to explain this
Invention, is not intended to limit the present invention.
Referring to Fig. 1, present embodiment disclose a kind of lead-acid accumulator lengthen the life, repair, electric energy recovery method, packet
It includes:
Present embodiment discloses a kind of lead-acid battery life-prolonging method, including step 1, detects the work of lead-acid battery
Make state, it is feasible, the working condition of a monolithic machine testing lead-acid battery can be passed through in this embodiment.Work as monolithic
Machine examination measure current direction be positive current direction when, lead-acid battery is in regular picture state at this time.When single-chip microcontroller detects electricity
Stream direction is positive current direction and lead-acid battery voltage when being less than 21V, and lead-acid battery is in over-discharge state at this time.Work as single-chip microcontroller
When the current strength detected within the time for 10 seconds < ± 0.0001C, lead-acid battery remains static at this time.Work as list
When piece machine examination measures voltage mutation, lead-acid battery is in recovery state at this time, i.e. lead-acid battery sudden change state is example
As pulled out charger suddenly or plugging charger suddenly.Feasible, single-chip microcontroller can be controlled by connecting a control module
Generate the oscillating circuit of impulse wave.
Step 2: pulse processing is carried out according to the working condition strobe pulse wave of lead-acid battery, impulse wave therein is to sweep
Frequency impulse wave is i.e. in specified period ceaselessly according to the impulse wave of cyclomorphosis frequency in the frequency range of setting.It is feasible
, the pulse mode of impulse wave is resonance sawtooth wave, and the waveform of impulse wave is sharp pulse, and the pulse direction of impulse wave is positive losing side
To the amplitude of impulse wave is ± 0.02C.Also, in order to ensure being able to carry out arteries and veins in all state procedures of lead-acid battery
Punching processing, impulse wave use alternating-current pulse wave, this is because the way of output of lead-acid battery is for direct current mode and in charge and discharge
In the process, current direction can change, and can adapt to multiple processes using alternating-current pulse.Feasible, impulse circuit passes through
Following process generates impulse wave, is the circuit that impulse wave is generated in present embodiment referring to Fig. 2.When the 4th opens in circuit
4 closures are closed, when first switch 1, second switch 2 and third switch 3 disconnect, battery 5 is charged by the 4th switch 4 to capacitor 6, shape
At negative pulse.And the energy when first switch 1 is closed, and second switch 2, third switch 3 and the 4th switch 4 disconnect, in capacitor 6
It is charged by first switch to inductance 7.When first switch 1, second switch 2, third switch 3 and the 4th switch 4 disconnect, capacitor
6 and inductance 7 in energy by diode 8 to battery 5 charge, formed positive pulse.It is the wave for the impulse wave to be formed referring to Fig. 2
Shape may be implemented frequency and change automatically by adjusting the time between positive negative pulse stuffing, i.e. automatic frequency sweep effect.
Step 3: the impulse wave for generating all wave bands in range within the period of setting according to the impulse wave of selection passes through lead
The charging interface of sour battery enters inside lead-acid battery.Wherein, when lead-acid battery is in regular picture state, the first arteries and veins is selected
It rushes wave and carries out pulse processing, the frequency range of the first impulse wave is 100Hz-1KHz, and the frequency sweep cycle of the first impulse wave is often to sweep
Frequently 1 pause 1 second, frequency sweep cycle is 1 second for the first time, and each end cycle pauses 1 second later.Because discharge condition battery can be a large amount of
Generate PbSO4With PbSO original on pole plate4Coarse grains, scleroid lead sulfate are formed, low frequency scanning frequency pulse punching in forward direction
Hit newly-generated PbSO4So that its it is loosely organized have biggish surface area charging when easily decompose, while will not on pole plate
PbSO4It combines closely to form vulcanization, and pulse also inhibits other active metal impurity and vulcanization reaction occurs.
When lead-acid battery is in over-discharge state, the second impulse wave is selected to carry out pulse processing, the frequency of the second impulse wave
Rate range is 10Hz-100Hz, and the frequency sweep cycle of the second impulse wave is every frequency sweep 1 time pause 1 second.Over-discharge electric process carrys out battery
Say that this is transient discharge, the damage to battery is fatal.When battery is excessively discharged, will lead to inside battery has largely
Lead sulfate by the negative terminal surface of suction to battery, form the vulcanization of battery cathode.Battery pole is not being damaged using low-frequency pulse
In the case where plate, so that pole plate, which is reduced, generates coarse grains, scleroid lead sulfate, to reduce the generation of vulcanization.
When lead-acid battery remains static, third impulse wave is selected to carry out pulse processing, the frequency of third impulse wave
Range is 10Hz-1kHz, and the frequency sweep cycle of third impulse wave is every frequency sweep 2 times pauses 1 second.The stationary state of lead-acid battery for
Not being in fact for lead-acid battery itself is totally stationary state, inside self-discharge processes can occur, and in self discharge
It will form in journey.Inhibit the sulfuration effect in the self discharge reaction process of battery using two-way low frequency scanning frequency pulse, pulse will
HSO4 -It is changed into H+With SO4 2-Ion makes electrolyte be not easy the circuit that precipitating forms inside battery, to effectively inhibit electricity
The progress of pond self discharge reaction, and the PbSO that will be formed in time by self discharge4It is converted into Pb2+And SO4 2-, prevent active sulphur
Lead plumbate will be crystallized again as larger irreversible crystal grain.
When lead-acid battery is in recovery state, the 4th impulse wave is selected to carry out pulse processing, the frequency of the 4th impulse wave
Range is 10Hz-1kHz, and the frequency sweep cycle of the 4th impulse wave is every frequency sweep 2 times pauses 1 second.Charging stop after negative recovery and
The positive convalescence after discharging is loaded, a large amount of charged ions is also built up around pole plate, surrounds pole plate, be isolated pole plate,
Subsequent charged ion is prevented to reach active material.The part electronics for being gathered in cathode is accelerated to return using two-way medium-high frequency scanning frequency pulse
To anode, so that battery reaches redox equilibrium, two electrode potentials are rapidly achieved equal sulphur in prophylactic response mutation process
Change and generates.And just restore and load the negative convalescence after discharging after stopping of discharging, a large amount of bands are also built up around pole plate
Electron ion surrounds pole plate, is isolated pole plate, and subsequent charged ion is prevented to reach active material.It is swept using two-way medium-high frequency
Frequency pulse accelerates the part electronics of anode to return to cathode, so that battery reaches redox equilibrium, two electrode potentials are rapidly achieved
Equal, the vulcanization in prophylactic response mutation process generates.Feasible, when normal charging condition and overcharge condition, can also pass through
Frequency sweep generates the generation that impulse wave carries out prevention sulfide.
When lead-acid battery is in normal charging condition, the first impulse wave is selected to carry out pulse processing, the first impulse wave
Pulse direction is negative direction, and the frequency range of the first impulse wave is 1KHz-10KHz, and impulse amplitude is -0.08C, the first impulse wave
Frequency sweep cycle be every frequency sweep 2 times pause 1 second.Charging process is the best opportunity that lead-acid battery breaks up vulcanization, high in
Frequency scanning frequency pulse assists the movement of electrolyte inner ion, shakes impact positive/negative plate using harmonic wave produced by high-frequency impulse, more greatly
Make to degree the Valence change of Pb ion, prevents part PbSO4It is not engaged in reaction i.e. receiving and losing electrons and is deposited on pole plate.
When lead-acid battery is in overcharge condition, the second impulse wave is selected to carry out pulse processing, the arteries and veins of the second impulse wave
Rushing direction is negative direction, and the frequency range of the second impulse wave is +/- 15KHz to +/- 25KHz, and impulse amplitude is -0.025C, the
The duty ratio of two impulse waves is 25%, and the frequency sweep cycle of the second impulse wave is every frequency sweep 2 times pauses 2 seconds.Using medium-high frequency frequency sweep
The harmonic wave concussion impact that pulse obtains extremely high frequency has been deposited on the PbSO on stereotype4Crystallization, opens the part of crystalline outer layer
Metal sulfide such as (S8、CuS、Ag2S, SeS, SnS, CdS, MnS etc.) and package in the PbSO that is not easily decomposed4Crystallization.To make
The effective capacitance for obtaining lead-acid battery measures reply and increases, and repairs old lead-acid battery, service life is extended.
Wherein, unidirectional pulse wave impulse is generated by following mode, when the 4th switch 4 is closed, first switch 1, the
Two switches 2 and third switch 3 disconnect, and battery 5 is charged by the 4th switch 4 to capacitor 6, and after capacitor 6 charges, third switch 3 is closed
It closes, first switch 1, second switch 2 and the 4th switch 4 disconnect, and the electric energy in capacitor 6 is discharged by third switch 3, in battery 5
Unidirectional negative pulse will be generated.
Step 4: two groups of capacitors are respectively connected to respectively by bidirectional electronic switch according to the working condition of lead-acid battery
On two groups of lead-acid accumulators.Wherein two groups of lead-acid accumulators are using being connected in series, and feasible, capacitor used is super capacitor,
The capacity of capacitor is greater than 10000 μ F.By the way that two capacitors are separately connected two groups of lead-acid accumulators, reduce capacitor pressure resistance and want
It asks.
It is feasible, bidirectional electronic switch will can be connected in series between two groups of capacitors and two groups of lead-acid accumulators, two-way electricity
Capacitor can be turned off or be connected with lead-acid accumulator by sub switch.Such as two groups of capacitors can be opened by bidirectional electronic
Pass is linked on 12V lead-acid accumulator, and as voltage > 5V, it is in running order to be considered as lead-acid accumulator, and bidirectional electronic switch is double
To conducting, as voltage < 2V, it is considered as lead-acid accumulator and remains static, bidirectional electronic switch two-way stop.Wherein it is possible to
The single-chip microcontroller of the middle section of bidirectional electronic switch and pulse-generating circuit is electrically connected, guidance bidirectional electronic switch carries out
Control capacitor.
The both ends of capacitor and lead-acid accumulator are connected by bidirectional electronic switch when lead acid battery charge or electric discharge.
Capacitor and lead-acid accumulator are disconnected by bidirectional electronic switch when lead-acid accumulator remains static.Wherein, work as plumbic acid
Battery connection two, three, the motor (servo motor) of four-wheel electric motor car brake or when slowing down, motor is equivalent to one
Generator, motor can generate reversed pulse to lead-acid accumulator, at this time since lead-acid accumulator is connected on capacitor, and it is electric
The impedance comparison of appearance is small, and pulse can preferentially flow to capacitor, causes to damage to lead-acid accumulator so as to avoid reverse impulse wave.Together
When capacitor charge under the action of reverse impulse, when motor operation again, the electricity of storage can be in the form of direct current
It is released to motor, so that the energy for taking full advantage of reverse impulse has reached electric recoverable effect.By discharging/filling
2 battery packs are adjusted by bidirectional electronic switch when electricity/reverse impulse enters, so that at least one battery has effect, extend electricity
Hold the service life.And capacitor is alternating-current pulse charging process to the charging process of lead-acid accumulator, is generated by bidirectional electronic switch
Positive and negative switching pulse enable battery charging when generate pulse charge wave, to play the role of maintenance to battery.It is two-way
The waveform that electronic switch control enters two capacitors is opposite direction, so that it is guaranteed that two capacitors work alternatively.
The above is only used to illustrate the technical scheme of the present invention and not to limit it, and those of ordinary skill in the art are to this hair
The other modifications or equivalent replacement that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention,
It is intended to be within the scope of the claims of the invention.
Claims (3)
1. a kind of lead-acid accumulator lengthens the life, repairs, electric energy recovery method characterized by comprising
Step 1: the working condition of lead-acid accumulator is detected；
Step 2: pulse processing is carried out according to the working condition strobe pulse wave of lead-acid accumulator, the impulse wave is frequency sweep arteries and veins
Wave is rushed, the pulse mode of the impulse wave is resonance sawtooth wave, and the waveform of the impulse wave is sharp pulse；The lead-acid accumulator
Working condition include normal charging condition, overcharge condition, regular picture state, over-discharge state, stationary state and recovery
State；The impulse wave is alternating-current pulse wave；
Step 3: the impulse wave for generating all wave bands in range within the period of setting according to the impulse wave of selection is stored by plumbic acid
The charging interface of battery enters inside lead-acid accumulator；
Step 4: two groups of capacitors are respectively connected to respectively to two by bidirectional electronic switch according to the working condition of lead-acid accumulator
On group lead-acid accumulator；
When lead-acid accumulator is in normal charging condition, overcharge condition, regular picture state, over-discharge state or restores state
When the both ends of capacitor and lead-acid accumulator are connected by bidirectional electronic switch；
When lead-acid accumulator connection motor or servo motor brake or slow down when, by bidirectional electronic switch by capacitor with
Lead-acid accumulator disconnects；
When lead-acid accumulator is in regular picture state, the first impulse wave is selected to carry out pulse processing, first impulse wave
Frequency range be 100Hz-1KHz, the pulse direction of first impulse wave is positive negative direction, the width of first impulse wave
Degree is ± 0.02C- ± 0.2C, and the frequency sweep cycle of first impulse wave is every frequency sweep 1 time pause 1 second；
When lead-acid accumulator is in over-discharge state, the second impulse wave is selected to carry out pulse processing, second impulse wave
Frequency range is 10Hz-100Hz, and the pulse direction of second impulse wave is positive negative direction, the amplitude of second impulse wave
For ± 0.02C- ± 0.2C, the frequency sweep cycle of second impulse wave is every frequency sweep 1 time pause 1 second；
When lead-acid accumulator remains static, third impulse wave is selected to carry out pulse processing, the frequency of the third impulse wave
Rate range is 10Hz-1kHz, and the pulse direction of the third impulse wave is positive negative direction, the amplitude of the third impulse wave is ±
0.02C- ± 0.2C, the frequency sweep cycle of the third impulse wave are every frequency sweep 2 times pauses 1 second；
When lead-acid accumulator is in recovery state, the 4th impulse wave is selected to carry out pulse processing, the frequency of the 4th impulse wave
Rate range is 10Hz-1kHz, and the pulse direction of the 4th impulse wave is positive negative direction, the amplitude of the 4th impulse wave is ±
0.02C- ± 0.2C, the frequency sweep cycle of the 4th impulse wave are every frequency sweep 2 times pauses 1 second；
When lead-acid accumulator is in normal charging condition, the 5th impulse wave is selected to carry out pulse processing, the 5th impulse wave
Pulse direction be negative direction, the frequency range of the 5th impulse wave is 1KHz-10KHz, and the impulse amplitude is -0.08C,
The frequency sweep cycle of 5th impulse wave is every frequency sweep 2 times pauses 1 second；
When lead-acid accumulator is in overcharge condition, the 6th impulse wave is selected to carry out pulse processing, the 6th impulse wave
Pulse direction is negative direction, and the frequency range of the 6th impulse wave is +/- 15KHz to +/- 25KHz, the impulse amplitude is-
0.025C, the duty ratio of the 6th impulse wave are 25%, and the frequency sweep cycle of the 6th impulse wave is every frequency sweep 2 times pauses 2
Second.
2. a kind of lead-acid accumulator according to claim 1 lengthens the life, repairs, electric energy recovery method, which is characterized in that described
Capacitor in step 1 and step 2 is super capacitor.
3. a kind of lead-acid accumulator according to claim 1 or 2 lengthens the life, repairs, electric energy recovery method, which is characterized in that
The capacity of the capacitor is greater than 10000 μ F.
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| CN109216796A (en) * | 2017-06-29 | 2019-01-15 | 青岛恒金源电子科技有限公司 | A method of activation lithium ion battery |
| CN109004303B (en) * | 2018-09-30 | 2023-10-27 | 河南绿城智慧新能源有限公司 | Storage battery maintenance method and device based on service environment detection |
| CN110556554B (en) * | 2019-09-15 | 2022-03-11 | 深圳市盛通新能源科技有限公司 | Electrode protection method for metal fuel cell |
| CN111092268B (en) * | 2019-12-11 | 2023-10-24 | 中国人民解放军陆军军事交通学院 | Maintenance method for lead-acid storage battery |
| CN113161637A (en) * | 2021-03-03 | 2021-07-23 | 广西电网有限责任公司南宁供电局 | Method and system for relieving sulfation of lead-acid battery |
| CN115692882B (en) * | 2022-10-27 | 2023-06-20 | 北京洲海能环科技有限公司 | Online repairing and balancing control method and device for storage battery pack |
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