CN109546097A - A kind of high rate lead-acid accumulator negative pole lead paste, cell negative plate and the height of recharging recharges rate lead-acid accumulator - Google Patents
A kind of high rate lead-acid accumulator negative pole lead paste, cell negative plate and the height of recharging recharges rate lead-acid accumulator Download PDFInfo
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- CN109546097A CN109546097A CN201811144039.5A CN201811144039A CN109546097A CN 109546097 A CN109546097 A CN 109546097A CN 201811144039 A CN201811144039 A CN 201811144039A CN 109546097 A CN109546097 A CN 109546097A
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/364—Composites as mixtures
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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
- H01M10/06—Lead-acid accumulators
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/14—Electrodes for lead-acid accumulators
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/14—Electrodes for lead-acid accumulators
- H01M4/16—Processes of manufacture
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/56—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead
- H01M4/57—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of lead of "grey lead", i.e. powders containing lead and lead oxide
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- 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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Abstract
The present invention relates to Lead-acid Battery Technology field is belonged to, in particular to a kind of high rate lead-acid accumulator negative pole lead paste, cell negative plate and height of recharging recharges rate lead-acid accumulator, has the advantages that charge acceptance is good, has extended cycle life after deep discharge.Wherein lead paste formula is 100 parts of lead powder；0.06~0.12 part of staple fiber；0.5~1.5 part of ultra-fine barium sulfate；0.1~0.25 part of carbon black；0.05~0.12 part of indulin；8~12 parts of sulfuric acid；9~13 parts of deionized water.
Description
Technical field
The invention belongs to Lead-acid Battery Technology field, in particular to it is a kind of it is high recharge rate lead-acid accumulator negative pole lead paste,
Cell negative plate and height recharge rate lead-acid accumulator.
Background technique
Lead-acid accumulator is because cheap, raw material is easy to get, reliable performance, is easy recycling and is suitable for the spies such as heavy-current discharge
Point, since by invention, it has also become most wide one of the battery kind of yield maximum, purposes, especially lead acid storage battery in the world
Application of the pond in automobile industry.During automobile starting, lead acid storage battery tank discharge, battery is in floating charge state, depth of discharge
Shallower, which belongs to shallow recycling battery.
And now with the increasing of customer demand, businessman is to increase vehicle attraction, is added on vehicle more and more
Fill amusement equipment, air-conditioning, electric blanket etc..Vehicle load and unload goods or et al. it is equal durings, can generally select engine misses, benefit
Be the power supply such as amusement equipment, air-conditioning with vehicle-mounted lead-acid accumulator, so that deep battery discharge occur, after vehicle launch again there are because
The phenomenon that battery condition itself limits and recharges not enough power supply, and then the long-term power shortage of battery, service life shorten.
Summary of the invention
The object of the present invention is to provide a kind of high rate lead-acid accumulator negative pole lead paste, cell negative plate and height of recharging to recharge rate
Lead-acid battery has the advantages that charge acceptance is good, has extended cycle life after deep discharge.
Above-mentioned technical purpose of the invention has the technical scheme that
It is a kind of high to recharge rate lead-acid accumulator negative pole lead paste, including following parts by weight of component:
Further, the lead powder is the lead powder containing PbO, and wherein the content of PbO is 70-80wt%.
Further, the fineness of the staple fiber is 0.5-1.5D.
Further, the density of the sulfuric acid is 1.32-1.42g/mL.
It is a kind of high to recharge rate lead-acid battery negative pole plate preparation method, comprising the following steps:
S1: staple fiber, carbon black, indulin are matched according to recipe requirements and is mixed, cathode accessory package is made；
S2: cathode accessory package is added in paste mixing machine, then is matched for lead powder to be added in paste mixing machine according to recipe requirements and be done
Stirring；
S3: wet stirring in paste mixing machine is added in deionized water, sulfuric acid is slowly added to paste mixing machine in wet whipping process
It is interior；
S4: continuing to stir, and cathode lead plaster is made；
S5: cathode lead plaster is encapsulated with PE partition, obtains negative plate.
Further, dry mixing time is 100-140s in S2, and wet mixing time is 100-140s in S3.
Further, mixing time is 160-200s in S4.
Further, separator porosity used is 65-70% in S5, and resistance is 0.25-0.40m Ω .dm2。
It is a kind of it is high recharge rate lead-acid accumulator, including the battery according to claim 5-8 any preparation method preparation
Negative plate.
Further, battery plus-negative plate active material matching is than being single lattice pole group's positive plate effective active matter amount/negative
Pole plate effective active matter amount is 1.15-1.35.
The beneficial effects of the present invention are:
The present invention is configured to electricity by mixing the substances such as lead powder, staple fiber, sulfuric acid and deionized water according to a certain percentage
Pond cathode lead plaster；Meanwhile pole group's encapsulating is carried out using the PE partition of porous super-low resistance, there is the battery prepared higher
Recharge rate, that is, charge acceptance is good after discharging, deeper cavity service life long advantage.
Specific embodiment
Below in conjunction with specific embodiment, technical solution of the present invention is clearly and completely described.Obviously, it is retouched
The embodiment stated is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiment of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work, belongs to the present invention
The range of protection.
Embodiment 1
It is a kind of it is high recharge rate lead-acid accumulator negative pole lead paste, include following parts by weight of component:
Wherein, lead powder is the lead powder containing PbO, and the content of PbO is 72wt%；The length of staple fiber is 3-4mm, and fineness is
0.5D；The specific surface area of carbon black is in 2000m2/g；The density of sulfuric acid is 1.35g/mL.
Using above-mentioned lead paste formula prepare height recharge rate lead-acid battery negative pole plate method the following steps are included:
S1: staple fiber, carbon black, indulin are matched according to recipe requirements and is mixed, cathode accessory package is made.
S2: cathode accessory package is added in paste mixing machine, then is matched for lead powder to be added in paste mixing machine according to recipe requirements and be done
Stir 100s.
S3: wet stirring 120s in paste mixing machine is added in deionized water, in wet whipping process, by sulfuric acid with 1kg/min's
Speed is slowly added in paste mixing machine.
S4: continue to stir 200s, cathode lead plaster is made.
S5: being encapsulated cathode lead plaster with PE partition, obtain negative plate, and wherein separator porosity is 66%, resistance 0.35m
Ω.dm2。
It is a kind of it is high recharge rate lead-acid accumulator, manufacture craft be select conventional formulation prepare positive plate as plumbic acid
The positive plate of battery selects the height of above-mentioned preparation to recharge rate lead-acid battery cathode plate as negative plate, and rib faces positive plate, just
Negative electrode active material matching is 1.16 than being single lattice pole group's positive plate effective active matter amount/negative plate effective active matter amount,
Wherein side plate utilization rate is calculated by 75%, the mature plate weight of active matter quality=(filling wet cream amount-water content in paste)/conversion
Change rate (general raw plate is converted into ripe plate, anode diachylon weight gain 1.15%, cathode lead plaster loss of weight 8%).It is with density
1.28cm3/ g sulfuric acid is electrolyte, negative according to anode-partition-using the battery case of corresponding size of market sale as battery groove body
Pole mode is assembled into battery case, then injects electrolyte into battery groove body, is assembled into lead-acid battery.
Embodiment 2
It is a kind of it is high recharge rate lead-acid accumulator negative pole lead paste, include following parts by weight of component:
Wherein, lead powder is the lead powder containing PbO, and the content of PbO is 76wt%；The length of staple fiber is 3-4mm, and fineness is
1.5D；The specific surface area of carbon black is in 2500m2/g；The density of sulfuric acid is 1.32g/mL.
Using above-mentioned lead paste formula prepare height recharge rate lead-acid battery negative pole plate method the following steps are included:
S1: staple fiber, carbon black, indulin are matched according to recipe requirements and is mixed, cathode accessory package is made.
S2: cathode accessory package is added in paste mixing machine, then is matched for lead powder to be added in paste mixing machine according to recipe requirements and be done
Stir 140s.
S3: wet stirring 140s in paste mixing machine is added in deionized water, in wet whipping process, by sulfuric acid with 0.8kg/min
Speed be slowly added in paste mixing machine.
S4: continue to stir 160s, cathode lead plaster is made.
S5: being encapsulated cathode lead plaster with PE partition, obtain negative plate, and wherein separator porosity is 68%, resistance 0.30m
Ω.dm2。
It is a kind of it is high recharge rate lead-acid accumulator, manufacture craft be select conventional formulation prepare positive plate as plumbic acid
The positive plate of battery selects the height of above-mentioned preparation to recharge rate lead-acid battery cathode plate as negative plate, and rib faces positive plate, just
Negative electrode active material matching is 1.18 than being single lattice pole group's positive plate effective active matter amount/negative plate effective active matter amount,
Wherein side plate utilization rate is calculated by 75%, the mature plate weight of active matter quality=(filling wet cream amount-water content in paste)/conversion
Change rate (general raw plate is converted into ripe plate, anode diachylon weight gain 1.15%, cathode lead plaster loss of weight 8%).It is with density
1.28cm3/ g sulfuric acid is electrolyte, negative according to anode-partition-using the battery case of corresponding size of market sale as battery groove body
Pole mode is assembled into battery case, then injects electrolyte into battery groove body, is assembled into lead-acid battery.
Embodiment 3
It is a kind of it is high recharge rate lead-acid accumulator negative pole lead paste, include following parts by weight of component:
Wherein, lead powder is the lead powder containing PbO, and the content of PbO is 80wt%；The length of staple fiber is 3-4mm, and fineness is
0.8D；The specific surface area of carbon black is in 2300m2/g；The density of sulfuric acid is 1.38g/mL.
Using above-mentioned lead paste formula prepare height recharge rate lead-acid battery negative pole plate method the following steps are included:
S1: staple fiber, carbon black, indulin are matched according to recipe requirements and is mixed, cathode accessory package is made.
S2: cathode accessory package is added in paste mixing machine, then is matched for lead powder to be added in paste mixing machine according to recipe requirements and be done
Stir 120s.
S3: wet stirring 100s in paste mixing machine is added in deionized water, in wet whipping process, by sulfuric acid with 0.8kg/min
Speed be slowly added in paste mixing machine.
S4: continue to stir 180s, cathode lead plaster is made.
S5: being encapsulated cathode lead plaster with PE partition, obtain negative plate, and wherein separator porosity is 69%, resistance 0.28m
Ω.dm2。
It is a kind of it is high recharge rate lead-acid accumulator, manufacture craft be select conventional formulation prepare positive plate as plumbic acid
The positive plate of battery selects the height of above-mentioned preparation to recharge rate lead-acid battery cathode plate as negative plate, and rib faces positive plate, just
Negative electrode active material matching is 1.15 than being single lattice pole group's positive plate effective active matter amount/negative plate effective active matter amount,
Wherein side plate utilization rate is calculated by 75%, the mature plate weight of active matter quality=(filling wet cream amount-water content in paste)/conversion
Change rate (general raw plate is converted into ripe plate, anode diachylon weight gain 1.15%, cathode lead plaster loss of weight 8%).It is with density
1.28cm3/ g sulfuric acid is electrolyte, negative according to anode-partition-using the battery case of corresponding size of market sale as battery groove body
Pole mode is assembled into battery case, then injects electrolyte into battery groove body, is assembled into lead-acid battery.
Embodiment 4
It is a kind of it is high recharge rate lead-acid accumulator negative pole lead paste, include following parts by weight of component:
Wherein, lead powder is the lead powder containing PbO, and the content of PbO is 70wt%；The length of staple fiber is 3-4mm, and fineness is
1.2D；The specific surface area of carbon black is in 2500m2/g；The density of sulfuric acid is 1.42g/ml.
Using above-mentioned lead paste formula prepare height recharge rate lead-acid battery negative pole plate method the following steps are included:
S1: staple fiber, carbon black, indulin are matched according to recipe requirements and is mixed, cathode accessory package is made.
S2: cathode accessory package is added in paste mixing machine, then is matched for lead powder to be added in paste mixing machine according to recipe requirements and be done
Stir 120s.
S3: wet stirring 100s in paste mixing machine is added in deionized water, in wet whipping process, by sulfuric acid with 0.8kg/min
Speed be slowly added in paste mixing machine.
S4: continue to stir 180s, cathode lead plaster is made.
S5: being encapsulated cathode lead plaster with PE partition, obtain negative plate, and wherein separator porosity is 70%, resistance 0.25m
Ω.dm2。
It is a kind of it is high recharge rate lead-acid accumulator, manufacture craft be select conventional formulation prepare positive plate as plumbic acid
The positive plate of battery selects the height of above-mentioned preparation to recharge rate lead-acid battery cathode plate as negative plate, and rib faces positive plate, just
Negative electrode active material matching is 1.30 than being single lattice pole group's positive plate effective active matter amount/negative plate effective active matter amount,
Wherein side plate utilization rate is calculated by 75%, the mature plate weight of active matter quality=(filling wet cream amount-water content in paste)/conversion
Change rate (general raw plate is converted into ripe plate, anode diachylon weight gain 1.15%, cathode lead plaster loss of weight 8%).It is with density
1.28cm3/ g sulfuric acid is electrolyte, negative according to anode-partition-using the battery case of corresponding size of market sale as battery groove body
Pole mode is assembled into battery case, then injects electrolyte into battery groove body, is assembled into lead-acid battery.
Embodiment 5
It is a kind of it is high recharge rate lead-acid accumulator negative pole lead paste, include following parts by weight of component:
Wherein, lead powder is the lead powder containing PbO, and the content of PbO is 77wt%；The length of staple fiber is 3-4mm, and fineness is
1.5D；The specific surface area of carbon black is in 2400m2/g；The density of sulfuric acid is 1.40g/mL.
Using above-mentioned lead paste formula prepare height recharge rate lead-acid battery negative pole plate method the following steps are included:
S1: staple fiber, carbon black, indulin are matched according to recipe requirements and is mixed, cathode accessory package is made.
S2: cathode accessory package is added in paste mixing machine, then is matched for lead powder to be added in paste mixing machine according to recipe requirements and be done
Stir 120s.
S3: wet stirring 100s in paste mixing machine is added in deionized water, in wet whipping process, by sulfuric acid with 0.8kg/min
Speed be slowly added in paste mixing machine.
S4: continue to stir 180s, cathode lead plaster is made.
S5: being encapsulated cathode lead plaster with PE partition, obtain negative plate, and wherein separator porosity is 65%, resistance 0.40m
Ω.dm2。
It is a kind of it is high recharge rate lead-acid accumulator, manufacture craft be select conventional formulation prepare positive plate as plumbic acid
The positive plate of battery selects the height of above-mentioned preparation to recharge rate lead-acid battery cathode plate as negative plate, and rib faces positive plate, just
Negative electrode active material matching is 1.35 than being single lattice pole group's positive plate effective active matter amount/negative plate effective active matter amount,
Wherein side plate utilization rate is calculated by 75%, the mature plate weight of active matter quality=(filling wet cream amount-water content in paste)/conversion
Change rate (general raw plate is converted into ripe plate, anode diachylon weight gain 1.15%, cathode lead plaster loss of weight 8%).It is with density
1.28cm3/ g sulfuric acid is electrolyte, negative according to anode-partition-using the battery case of corresponding size of market sale as battery groove body
Pole mode is assembled into battery case, then injects electrolyte into battery groove body, is assembled into lead-acid battery.
Detection method
1. recharging the test method of performance after lead-acid battery deep discharge are as follows:
1. battery is fully charged (under the conditions of 25 DEG C ± 10 DEG C, it is average to charge to cell batteries with 2In (A) electric current
After voltage reaches 2.4V, be further continued for charging 5h) after in 1~5h, and be maintained in 25 DEG C of ± 2 DEG C of environment temperatures, with Io (A)
Current discharge 5h.
2. after electric discharge, battery is put at least 20h in the cryogenic box or low temperature chamber that temperature is 0 DEG C immediately.
3. battery charges in cryogenic box by 14.40V ± 0.10V voltage, charges to charging current and 3h is maintained not become
Only, the total ampere-hour amount (Ah) being filled with is recorded, electricity >=30%Cn is filled with.
2. deeper cavity life testing method are as follows:
1), full power state battery is placed in 50 DEG C of ± 2 DEG C of water-baths；
2), following alternately charge and discharge 24 times:
10 times of current limliting of specified I20Electric current, with 15.2 ± 0.05V of constant pressure charging 2.5 hours.With 10 times of specified I20Electric current
Electric discharge 0.5 hour.
3), after step 2 the 24th time electric discharge, and then with 15.2V ± 0.05V voltage charging 2.5 hours, 10 times of current limliting
Specified I20Electric current.
4), battery open circuit is placed 67 hours, is placed on battery within first 43 hours in 50 DEG C ± 2 DEG C of water-bath.24 hours afterwards,
By battery after being taken out in water-bath, it is placed in -18 DEG C of low temperature environments.
5), by -18 DEG C of 1/2 specified electric current as defined in CCA or SAE CCA as defined in EN, with 0.6 times of EN ICC (- 18
DEG C) electric discharge, measure 30 seconds end voltage.
6) 2~5 steps, are repeated.When 7.2V is not achieved in 30 seconds end voltage of battery in cold start test, or during circulation
When 10.5V is not achieved, then battery failure is determined.
Note: if test is interrupted for any reason, before continuing test, first charging the battery to 100% charged shape
State.
Rate lead-acid battery is recharged to height prepared by above-described embodiment 1-5 and is surveyed with the performance of the common batteries of model
Examination, test result are listed in table 1.
Height prepared by 1 present invention of table recharges the performance test results of rate lead-acid battery
Capacity recharges charge acceptance after the deep discharge of rate reflection battery after deep discharge, and capacity recharges rate and gets over after deep discharge
It is better to illustrate that deep discharge recharges performance greatly.It can be seen that from the data in table 1 using lead-acid battery prepared by embodiment 1,3
Capacity recharges that rate is higher than embodiment 2,4,5, and cycle life is also higher after deep discharge, illustrate indulin in cathode lead plaster and
The performance of prepared lead-acid battery can be improved in other ingredients in staple fiber cooperation cathode lead plaster；And compared to the general of model
Energization pond, the performance using lead-acid battery prepared by lead paste formula and manufacturing process of the invention are more preferable.
Claims (10)
1. high rate lead-acid accumulator negative pole lead paste is recharged a kind of, which is characterized in that including following parts by weight of component:
2. a kind of high rate lead-acid accumulator negative pole lead paste is recharged according to claim 1, it is characterised in that: the lead powder is
Lead powder containing PbO, wherein the content of PbO is 70-80wt%.
3. a kind of high rate lead-acid accumulator negative pole lead paste is recharged according to claim 1, it is characterised in that: the staple fiber
Fineness be 0.5-1.5D.
4. a kind of high rate lead-acid accumulator negative pole lead paste is recharged according to claim 1, it is characterised in that: the sulfuric acid
Density is 1.32-1.42g/mL.
5. high rate lead-acid battery negative pole plate preparation method is recharged a kind of, which comprises the following steps:
S1: staple fiber, carbon black, indulin are matched according to recipe requirements and is mixed, cathode accessory package is made；
S2: cathode accessory package is added in paste mixing machine, then is matched for lead powder to be added in paste mixing machine according to recipe requirements and is done stirring；
S3: wet stirring in paste mixing machine is added in deionized water, sulfuric acid is slowly added in paste mixing machine in wet whipping process；
S4: continuing to stir, and cathode lead plaster is made；
S5: cathode lead plaster is encapsulated with PE partition, obtains negative plate.
6. a kind of high rate lead-acid battery negative pole plate preparation method is recharged according to claim 5, it is characterised in that: in S2
Dry mixing time is 100-140s, and wet mixing time is 100-140s in S3.
7. a kind of high rate lead-acid battery negative pole plate preparation method is recharged according to claim 5, it is characterised in that: in S4
Mixing time is 160-200s.
8. a kind of high rate lead-acid battery negative pole plate preparation method is recharged according to claim 5, it is characterised in that: in S5
Separator porosity used is 65-70%, and resistance is 0.25-0.40m Ω .dm2。
9. high rate lead-acid accumulator is recharged a kind of, it is characterised in that: including according to any preparation method system of claim 5-8
Standby cell negative plate.
10. a kind of high rate lead-acid accumulator is recharged according to claim 9, it is characterised in that: battery plus-negative plate activity
Substance matching is 1.15-1.35 than being single lattice pole group's positive plate effective active matter amount/negative plate effective active matter amount.
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| CN201811144039.5A CN109546097A (en) | 2018-09-29 | 2018-09-29 | A kind of high rate lead-acid accumulator negative pole lead paste, cell negative plate and the height of recharging recharges rate lead-acid accumulator |
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| CN201811144039.5A CN109546097A (en) | 2018-09-29 | 2018-09-29 | A kind of high rate lead-acid accumulator negative pole lead paste, cell negative plate and the height of recharging recharges rate lead-acid accumulator |
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Cited By (1)
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| CN112652765A (en) * | 2020-12-21 | 2021-04-13 | 超威电源集团有限公司 | Negative electrode lead paste of lead-acid storage battery, preparation method of negative electrode lead paste and negative plate |
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