CN111916847A - Acid adding method for lead-acid storage battery - Google Patents
Acid adding method for lead-acid storage battery Download PDFInfo
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- CN111916847A CN111916847A CN202010818131.6A CN202010818131A CN111916847A CN 111916847 A CN111916847 A CN 111916847A CN 202010818131 A CN202010818131 A CN 202010818131A CN 111916847 A CN111916847 A CN 111916847A
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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
- H01M10/12—Construction or manufacture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The invention relates to an acid adding method of a storage battery, wherein an acid adding pot is arranged on a lead-acid storage battery, the acid adding pot is provided with a switch valve, the acid adding pot can store acid liquid when the switch valve of the acid adding pot is in a closed state, and the acid adding pot releases the acid liquid when the switch valve of the acid adding pot is in an open state, and the acid adding method is characterized by comprising the following steps: step 1: adding a first density sulfuric acid solution into a lead-acid storage battery; step 2, adjusting a switch valve of the acid adding kettle to be in a closed state, arranging the acid adding kettle on a lead-acid storage battery, and adding a second-density sulfuric acid solution into the acid adding kettle; step 3, electrifying to form; and 4, adjusting the switch valve of the acid adding kettle to be in an open state, and releasing the sulfuric acid solution with the second density. The acid adding method of the storage battery can improve the production efficiency and reduce the production cost.
Description
Technical Field
The invention relates to the field of lead-acid storage batteries.
Background
In the process of manufacturing the conventional lead-acid storage battery, the lead-acid storage battery needs to be subjected to an internal formation process, the internal formation method of the lead-acid storage battery needs to add acid to the lead-acid storage battery to be formed, in order to ensure the accuracy of the acid addition, the conventional acid addition method is that an acid adding kettle is arranged on an acid adding hole of the lead-acid storage battery, acid liquor is added into the acid adding kettle through an acid adding machine, the acid liquor enters the interior of the lead-acid storage battery through the acid adding kettle, openings which are straight-through structures are formed in the upper portion and the lower portion of the conventional acid adding kettle, the acid adding kettle is only used as a channel through which the acid liquor flows, and the acid liquor cannot be stored independently.
Disclosure of Invention
In order to solve the technical problem, the invention provides an acid adding method for a storage battery, wherein an acid adding pot is arranged on a lead-acid storage battery, the acid adding pot is provided with a switch valve, the acid adding pot can store acid liquor when the switch valve of the acid adding pot is in a closed state, and the acid adding pot releases the acid liquor when the switch valve of the acid adding pot is in an open state, and the acid adding method is characterized by comprising the following steps: step 1: adding a first density sulfuric acid solution into a lead-acid storage battery; step 2, adjusting a switch valve of the acid adding kettle to be in a closed state, arranging the acid adding kettle on a lead-acid storage battery, and adding a second-density sulfuric acid solution into the acid adding kettle; step 3, electrifying to form; and 4, adjusting the switch valve of the acid adding kettle to be in an open state, and releasing the sulfuric acid solution with the second density.
The invention also provides a secondary acid adding system of the lead-acid storage battery.
The invention also provides an acid adding kettle with the switch valve.
The manufacturing method of the storage battery can improve the production efficiency and reduce the production cost.
Drawings
FIG. 1 is a schematic view of a lead acid battery acid addition kettle of the present invention;
fig. 2 is another schematic diagram of the lead-acid battery acid adding kettle of the invention.
Detailed Description
The invention is further described with reference to specific examples.
The acid adding method of the storage battery comprises the following steps: step 1, adding a sulfuric acid solution with a first density into a lead-acid storage battery to be formed, wherein the first density is preferably 1.04g/cm 3-1.28 g/cm 3; step 2, adjusting a switch valve of the acid adding kettle to be in a closed state, arranging the acid adding kettle on a lead-acid storage battery, and adding a second-density sulfuric acid solution into the acid adding kettle; step 3, electrifying to form; and 4, adjusting the switch valve of the acid adding kettle to be in an open state, releasing a sulfuric acid solution with a second density, wherein the second density is preferably 1.25-1.6 g/cm3(25 ℃), and the capacity of the sulfuric acid solution with the first density is lower, so that the density of the sulfuric acid solution with the second density is required to be higher than that of the sulfuric acid solution with the first density in order to reach the required battery capacity, and manufacturers can add the sulfuric acid solutions with the second densities and different volumes according to different use conditions, thereby providing greater convenience for producing batteries with different capacities and different purposes. The density of the added sulfuric acid can be accurately determined, the situation that the added density is too low to reach the capacity and the energy is wasted due to too high density is avoided, and the production efficiency in the production process is improved. Furthermore, the conversion of lead dioxide at the end of the electrification in step 3 is between 75% and 92%, with the release of sulphuric acid in step 4. The first addition of the low-density sulfuric acid solution can be 1 addition of the low-density sulfuric acid solution or multiple additions of the low-density sulfuric acid solution, and when the low-density sulfuric acid solution is added multiple times, the volume of the low-density sulfuric acid solution added at the next time is preferably larger than that of the low-density sulfuric acid solution added at the previous time. The second addition of the high-density sulfuric acid solution can be 1 addition of the high-density sulfuric acid solution or multiple additions of the high-density sulfuric acid solution, and when the high-density sulfuric acid solution is added multiple times, the volume of the high-density sulfuric acid solution added at the next time is preferably smaller than that of the high-density sulfuric acid solution added at the previous time. The step 3 can also be arranged between the step 1 and the step 2.
The final sulfuric acid volume V can be determined according to the design capacity of the battery0Volume of increased weight V after acidificationtFinal sulfuric acid density p0Final sulfuric acid mass fraction omega0The mass of pure sulfuric acid which is introduced into the lead plaster in the plaster mixing process and is separated out in the formation process is m0Volume V of sulfuric acid of the first addition1First addition of acid sulfuric acid density rho1Mass fraction omega of the first acid addition1Loss mass m of electrolyzed water in formation process1. According to the law of mass conservation of pure sulfuric acid before and after formation: mass rho of pure sulfuric acid added in first acid addition1V1ω1Adding the mass rho of pure sulfuric acid added by the second acid adding2V2ω2Plus the mass m of pure sulfuric acid introduced into the lead paste during the paste-mixing process and precipitated during the formation process0Should equal the mass of sulfuric acid p of the final cell0V0ω0. Only water is electrolyzed in the formation process to reduce, and pure sulfuric acid is not reduced.
ρ0V0ω0＝ρ1V1ω1+ρ2V2ω2+m0(formula 1)
According to the mass conservation law of the battery before and after formation: adding the first sulfuric acid mass rho before formation1V1Adding the mass rho of sulfuric acid added for the second time after formation2V2Subtracting the mass m of the electrolyzed water in the formation process1Should be equal to the weight gain rho before and after formation0Vt。
ρ0Vt＝ρ1V1+ρ2V2-m1(formula 2)
And (3) obtaining the mass fraction of the sulfuric acid added for the second time:
finding out the mass fraction omega of the sulfuric acid according to the comparison table of the density and the mass fraction of the sulfuric acid2Corresponding density ρ2
The volume of the second addition of sulfuric acid was:
example 1
The semi-finished product of the battery with 6-DZF-20 glue sealed off line is taken, the method is adopted for acid addition and formation, and the sample preparation process is as follows:
1) adding acid for the first time, namely adding a sulfuric acid solution with the first density of 1.07g/cm3 into the lead storage battery to be added with acid for 140ml, wherein the acid can be added for multiple times, namely 60ml for the first time and 80ml for the next time. And adding acid by using a vacuum acid adding machine.
2) Adjusting a switch valve of the acid adding kettle to be in a closed state, arranging the acid adding kettle on a lead-acid storage battery, and adding a second-density sulfuric acid solution into the acid adding kettle;
3) and (3) placing the battery subjected to the first acid adding in a water bath, connecting a charging wire clamp, starting a charger, and performing the process according to the process in the table 1.
TABLE 16-DZF-20 Process
| Step (ii) of | Means for | Current (A) | Time (h) | Electric quantity (Ah) |
| 1 | Charging of electricity | 0.4 | 0.5 | 0.2 |
| 2 | Charging of electricity | 0.8 | 0.5 | 0.4 |
| 3 | Charging of electricity | 1.6 | 0.5 | 0.8 |
| 4 | Charging of |
3 | 0.5 | 1.5 |
| 5 | Charging of electricity | 3.5 | 0.875 | 3.0625 |
| 6 | Charging of |
4 | 14 | 56 |
| 7 | Charging of |
3 | 2.88 | 8.64 |
| 8 | Charging of electricity | 6.3 | 8.94 | 56.322 |
| 9 | Standing still | Standing for 1 |
1 | |
| 10 | Charging of electricity | 5.7 | 2.2 | 12.54 |
| 11 | Standing still | Standing for 1 |
1 | |
| 12 | Charging of electricity | 5.1 | 2.5 | 12.75 |
4) And (5) when the formation is finished and the charge capacity reaches 126Ah, and the content of PbO2 reaches about 88%, completely forming, namely completely forming, and finishing the conversion of the basic lead sulfate and the lead oxide. The battery capacity at this time was 4 AH.
5) To achieve a battery with a battery capacity of 20AH, a second density of acid used only as an energy material was initially added to the battery. The density and volume of the second addition of acid were calculated as follows:
a. according to the design capacity of the battery, the final volume V of sulfuric acid for the design of the battery is determined0167.69ml, increased in volume V after acidificationt161.13ml, final sulfuric acid density ρ01.360g/cm3, and finding out the mass fraction omega of the sulfuric acid according to the comparison table of the density and the mass fraction of the sulfuric acid0＝45.3％；
b. The mass of pure sulfuric acid introduced into the lead plaster in the plaster mixing process and separated out in the formation process is m0＝16.49g；
c. Volume V of sulfuric acid of the first addition1140ml, sulfuric acid density ρ11.07g/cm3 and mass fraction ω19.3 percent; d. loss mass m of electrolyzed water in formation process1＝30g；
e. The mass fraction of the sulfuric acid added for the second time is as follows:
according to the density and mass fraction of sulfuric acidThe mass fraction omega of the sulfuric acid is found out by a reference table2Corresponding density ρ2＝1.65g/cm3
f. The volume of the second addition of sulfuric acid was:
the acid can be added in multiple times, 40ml for the first time and 20ml for the second time.
And adjusting the switch valve of the acid adding kettle to be in an open state, releasing the sulfuric acid solution with the second density, and starting to add the acid with the second density into the battery. The second density acid had a density of 1.65g/cm3 and 60ml of the second density acid was added. After the acid addition was complete, the procedure of Table 1 was continued.
5) Acid extraction is avoided after the formation is finished.
Example 2
The semi-finished product of the battery with 6-DZF-20 glue sealed off line is taken, the method is adopted for acid addition and formation, and the sample preparation process is as follows:
1) adding acid for the first time, namely adding a sulfuric acid solution with a first density and a density of 1.17g/cm3 into the lead storage battery to be added, wherein the acid volume is 145ml, and the acid can be added for multiple times, namely 60ml for the first time and 85ml for the next time. And adding acid by using a vacuum acid adding machine.
2) Adjusting a switch valve of the acid adding kettle to be in a closed state, arranging the acid adding kettle on a lead-acid storage battery, and adding a second-density sulfuric acid solution into the acid adding kettle;
3) and (3) placing the battery subjected to the first acid addition in a water bath, connecting a charging wire clamp, starting a charger, and performing the process according to the process 1 in the table.
4) And (3) when the formation is finished and the charge amount reaches 126Ah, and the content of PbO2 reaches about 81 percent, partially forming, namely incomplete conversion of basic lead sulfate and lead oxide. The battery capacity at this time was 6 AH.
5) To achieve a cell capacity of 20AH, a second density of acid is initially added to the cell. The density and volume of the second addition of acid were calculated as follows:
a. according to the design of the batteryCapacity, first determining the final sulfuric acid volume V of the cell design0167.69ml, increased in volume V after acidificationt161.13ml, final sulfuric acid density ρ01.360g/cm3, and finding out the mass fraction omega of the sulfuric acid according to the comparison table of the density and the mass fraction of the sulfuric acid0＝45.3％；
b. The mass of pure sulfuric acid introduced into the lead plaster in the plaster mixing process and separated out in the formation process is m0＝16.49g；
c. Volume V of sulfuric acid of the first addition1145ml sulfuric acid density p11.17g/cm3 and mass fraction ω122.9%; d. loss mass m of electrolyzed water in formation process1＝30g；
e. The mass fraction of the sulfuric acid added for the second time is as follows:
finding out the mass fraction omega of the sulfuric acid according to the comparison table of the density and the mass fraction of the sulfuric acid2Corresponding density ρ2＝1.50g/cm3
f. The volume of the second addition of sulfuric acid was:
the acid can be added in multiple times, 30ml for the first time and 23ml for the last time.
And adjusting the switch valve of the acid adding kettle to be in an open state, releasing the sulfuric acid solution with the second density, and starting to add the acid with the second density into the battery. The second density acid had a density of 1.50g/cm3 and 53ml of the second density acid was added. After the acid addition was complete, the procedure of Table 1 was continued.
5) Acid extraction is avoided after the formation is finished.
Example 3
The semi-finished product of the battery with 6-DZF-20 glue sealed off line is taken, the method is adopted for acid addition and formation, and the sample preparation process is as follows:
1) adding acid for the first time, namely adding a sulfuric acid solution with the first density of 1.28g/cm3 into the lead storage battery to be added with acid for the first time, wherein the acid adding volume is 155ml, and the acid can be added for multiple times, namely 60ml for the first time and 95ml for the last time. And adding acid by using a vacuum acid adding machine.
2) Adjusting a switch valve of the acid adding kettle to be in a closed state, arranging the acid adding kettle on a lead-acid storage battery, and adding a second-density sulfuric acid solution into the acid adding kettle;
3) and (3) placing the battery subjected to the first acid adding in a water bath, connecting a charging wire clamp, starting a charger, and performing the process according to the process in the table 1.
4) And (5) when the formation is finished and the charge amount reaches 126Ah, and the content of PbO2 reaches about 77%, partially forming, namely, the conversion of basic lead sulfate and lead oxide is not finished. At this time, the battery capacity is 13 AH.
5) To achieve a cell capacity of 20AH, a second density of acid is initially added to the cell. The density and volume of the second addition of acid were calculated as follows:
a. according to the design capacity of the battery, the final volume V of sulfuric acid for the design of the battery is determined0167.69ml, increased in volume V after acidificationt161.13ml, final sulfuric acid density ρ01.360g/cm3, and finding out the mass fraction omega of the sulfuric acid according to the comparison table of the density and the mass fraction of the sulfuric acid0＝45.3％；
b. The mass of pure sulfuric acid introduced into the lead plaster in the plaster mixing process and separated out in the formation process is m0＝16.49g；
c. Volume V of sulfuric acid of the first addition1155ml, sulfuric acid density ρ11.28g/cm3 and mass fraction ω136.4%; d. loss mass m of electrolyzed water in formation process1＝30g；
e. The mass fraction of the sulfuric acid added for the second time is as follows:
finding out the mass fraction omega of the sulfuric acid according to the comparison table of the density and the mass fraction of the sulfuric acid2Corresponding density ρ2＝1.21g/cm3
f. The volume of the second addition of sulfuric acid was:
the acid can be added in multiple times, 32ml for the first time and 10ml for the second time.
And adjusting the switch valve of the acid adding kettle to be in an open state, releasing the sulfuric acid solution with the second density, and starting to add the acid with the second density into the battery. The second density acid had a density of 1.21g/cm3 and was added in an amount of 42ml of the second density acid. After the acid addition was complete, the procedure of Table 1 was continued.
5) Acid extraction is avoided after the formation is finished.
The invention relates to a method for manufacturing a storage battery, wherein the addition of a second-density sulfuric acid solution can be carried out by an acid adding pot provided with a switch valve, and the acid adding pot can store a fixed amount of acid liquid, as shown in figures 1 and 2, the invention provides an acid adding pot, which comprises a pot body 1, wherein the upper part of the pot body is provided with an acid injection port 4, the lower part of the acid injection port 4 is connected with a leakage-proof valve 5, and the upper part in the leakage-proof valve 5 is provided with a sealing element, such as: the rubber seals the valve body 9, and the lower part is provided with an elastomer, such as a rubber marble 10. When acid is injected into the kettle body 1, the acid liquor is connected with the acid injection port 4 through the acid injection nozzle of the acid adding machine and presses the rubber sealing valve body 9 downwards, so that the rubber ball 10 is extruded and deformed, a gap is formed between the rubber sealing valve body 9 and the top cover of the kettle body 1, and the acid liquor is injected into the kettle body 1. After the acid adding is finished, the acid injection nozzle of the acid adding machine is removed, the rubber marble 10 recovers deformation, the rubber sealing valve body 9 is jacked up to realize sealing with the top cover of the kettle body 1, and the acid liquor is stored in the kettle body 1. The lower part of the pot body 1 is provided with a rubber acid discharge port 7, a switch valve 6 is arranged in the pot body and can move up and down, the lower end of the switch valve 6 seals the pot body 1 through a sealing rubber ring 11 arranged in the lower part of the pot body 1, and the upper end of the switch valve 6 penetrates through an opening in the upper end of the pot body 1 and seals the pot body 1 through a sealing rubber ring 8 arranged in the opening. The top ends of a plurality of switch valves 6 are connected through a cross rod 2, and a travel limit sleeve 3 is arranged to limit the linear movement of the switch valves 6, and the travel limit sleeve 3 is fixed on the pot body 1. When acid liquor is discharged from the kettle body 1, the rubber acid discharge port 5 is connected to an acid injection nozzle on the top of a common acid adding kettle or an acid injection nozzle of a battery middle cover, the switch valve 6 is pulled upwards, the lower end of the switch valve is separated from the sealing rubber ring 11, and the acid liquor is discharged. After the acid is discharged, the switch valve 6 is pressed downwards, so that the lower end of the switch valve is sealed with the sealing rubber ring 11, and the acid can be repeatedly injected into the kettle body 1. In this embodiment, the on-off valve 6 moves linearly, and may rotate as needed, or other ways to seal and open the drain port. The pot body 1 of the invention can be arranged into a plurality of bodies according to the requirement.
The acid adding kettle can also have other structures, for example, only a switch valve is arranged on the acid adding kettle, and the aim of the invention can be achieved as long as the function of storing acid liquor can be achieved.
The invention provides that the acidification kettle is provided with a switch valve, and in another embodiment, the acidification method can also comprise the following steps of 1: arranging the acid adding kettle on a lead-acid storage battery, wherein a switch valve of the acid adding kettle is in an open state; step 2, adding a first density sulfuric acid solution into the lead-acid storage battery; step 3, adjusting a switch valve of the acid adding kettle to be in a closed state, arranging the acid adding kettle on a lead-acid storage battery, and adding a second-density sulfuric acid solution into the acid adding kettle; step 4, electrifying to form; and 5, opening a switch valve of the acid adding kettle, and releasing the sulfuric acid solution with the second density. Said step 4 may also be arranged between step 2 and step 3.
The invention can control the time point of opening the switch valve of the acid adding kettle according to the requirement, thereby realizing the degree of freedom of the acid adding time point.
The invention also provides a secondary acid adding system of the lead-acid storage battery, which comprises the lead-acid storage battery and an acid adding kettle with a switch valve, wherein the acid adding kettle is arranged on the lead-acid storage battery.
The invention also provides an acid adding kettle with the switch valve, which is applied to the secondary acidification formation process of the lead-acid storage battery.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (7)
1. An acid adding method of a lead-acid storage battery, wherein an acid adding pot is arranged on the lead-acid storage battery, the acid adding pot is provided with a switch valve, the acid adding pot can store acid liquid when the switch valve of the acid adding pot is in a closed state, and the acid adding pot releases the acid liquid when the switch valve of the acid adding pot is in an open state, the acid adding method is characterized by comprising the following steps: step 1: adding a first density sulfuric acid solution into a lead-acid storage battery; step 2, adjusting a switch valve of the acid adding kettle to be in a closed state, arranging the acid adding kettle on a lead-acid storage battery, and adding a second-density sulfuric acid solution into the acid adding kettle; step 3, electrifying to form; and 4, adjusting the switch valve of the acid adding kettle to be in an open state, and releasing the sulfuric acid solution with the second density.
2. The method for adding acid to a lead-acid storage battery as claimed in claim 1, wherein step 3 is also arranged between step 1 and step 2.
3. An acid adding method of a lead-acid storage battery, wherein an acid adding pot is arranged on the lead-acid storage battery, the acid adding pot is provided with a switch valve, the acid adding pot can store acid liquid when the switch valve of the acid adding pot is in a closed state, and the acid adding pot releases the acid liquid when the switch valve of the acid adding pot is in an open state, the acid adding method is characterized by comprising the following steps: step 1: arranging the acid adding kettle on a lead-acid storage battery, wherein a switch valve of the acid adding kettle is in an open state; step 2, adding a first density sulfuric acid solution into the lead-acid storage battery; step 3, adjusting a switch valve of the acid adding kettle to be in a closed state, arranging the acid adding kettle on a lead-acid storage battery, and adding a second-density sulfuric acid solution into the acid adding kettle; step 4, electrifying to form; and 5, opening a switch valve of the acid adding kettle, and releasing the sulfuric acid solution with the second density.
4. The method for adding acid to a lead-acid storage battery according to claim 3, wherein the step 4 is also arranged between the step 2 and the step 3.
5. A secondary acid adding system of a lead-acid storage battery comprises the lead-acid storage battery and is characterized in that an acid adding kettle with a switch valve is installed on the lead-acid storage battery.
6. An acid adding kettle with a switch valve is characterized by being applied to a secondary acidification formation process of a lead-acid storage battery.
7. The acid adding kettle with the switch valve as claimed in claim 6, wherein the secondary acid adding is acid with different density.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/073066 WO2021142853A1 (en) | 2020-01-19 | 2020-01-19 | Fabrication method for lead-acid storage battery |
| CNPCT/CN2020/073066 | 2020-01-19 | ||
| PCT/CN2020/073065 WO2021142852A1 (en) | 2020-01-19 | 2020-01-19 | Method for manufacturing lead-acid battery |
| CNPCT/CN2020/073065 | 2020-01-19 | ||
| CN202010386230 | 2020-05-09 | ||
| CN2020103862301 | 2020-05-09 |
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| CN111916847A true CN111916847A (en) | 2020-11-10 |
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| CN202010818131.6A Pending CN111916847A (en) | 2020-01-19 | 2020-08-14 | Acid adding method for lead-acid storage battery |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101582494A (en) * | 2009-07-06 | 2009-11-18 | 王金铎 | Formation liquid storage tank of quantitative acid dosing and charging of battery |
| CN101667634A (en) * | 2009-09-22 | 2010-03-10 | 肇庆理士电源技术有限公司 | Acid adding machine for storage battery |
| WO2017189675A1 (en) * | 2016-04-27 | 2017-11-02 | Rsr Technologies, Inc.; | Lead-based alloy and related processes and products |
| CN109148815A (en) * | 2018-07-18 | 2019-01-04 | 天能电池集团有限公司 | A kind of long-life lead storage battery acid adding chemical synthesizing method |
| CN208986083U (en) * | 2018-09-11 | 2019-06-14 | 南京鼎腾石墨烯研究院有限公司 | A kind of acid-adding device for lead-acid batteries of band storage acid function |
-
2020
- 2020-08-14 CN CN202010818131.6A patent/CN111916847A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101582494A (en) * | 2009-07-06 | 2009-11-18 | 王金铎 | Formation liquid storage tank of quantitative acid dosing and charging of battery |
| CN101667634A (en) * | 2009-09-22 | 2010-03-10 | 肇庆理士电源技术有限公司 | Acid adding machine for storage battery |
| WO2017189675A1 (en) * | 2016-04-27 | 2017-11-02 | Rsr Technologies, Inc.; | Lead-based alloy and related processes and products |
| CN109148815A (en) * | 2018-07-18 | 2019-01-04 | 天能电池集团有限公司 | A kind of long-life lead storage battery acid adding chemical synthesizing method |
| CN208986083U (en) * | 2018-09-11 | 2019-06-14 | 南京鼎腾石墨烯研究院有限公司 | A kind of acid-adding device for lead-acid batteries of band storage acid function |
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