CN115472822A - Lead-acid storage battery positive lead plaster for electric motorcycle and lead-acid storage battery - Google Patents
Lead-acid storage battery positive lead plaster for electric motorcycle and lead-acid storage battery Download PDFInfo
- Publication number
- CN115472822A CN115472822A CN202211054901.XA CN202211054901A CN115472822A CN 115472822 A CN115472822 A CN 115472822A CN 202211054901 A CN202211054901 A CN 202211054901A CN 115472822 A CN115472822 A CN 115472822A
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- China
- Prior art keywords
- lead
- parts
- storage battery
- acid storage
- electric motorcycle
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Classifications
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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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- 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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- 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
- H01M10/121—Valve regulated lead acid batteries [VRLA]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
-
- 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/028—Positive electrodes
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention belongs to the technical field of storage batteries of electric motorcycles, and discloses lead-acid storage battery anode lead plaster for an electric motorcycle, which comprises the following components in parts by weight: 900-1100 parts of lead powder, 100-120 parts of pure water, 90-110 parts of sulfuric acid, 2-5 parts of raw board powder, 1-2 parts of carbon, 0.2-0.8 part of stannous sulfate and 2-7 parts of phosphoric acid. The invention provides a lead-acid storage battery for an electric motorcycle, which meets the high power requirement of 1 hour of capacity for the electric motorcycle under the condition of ensuring the low-temperature performance, the quick charging performance and the unchanged safety of the battery.
Description
Technical Field
The invention relates to the technical field of storage batteries of electric motorcycles, in particular to lead-acid storage battery positive lead paste for an electric motorcycle and a lead-acid storage battery.
Background
The domestic traditional valve-regulated power lead-acid storage battery takes 2-hour rate capacity (0.5C discharge), 3-hour rate capacity (0.33C discharge) and 5-hour rate capacity (0.2C discharge) as main design standards, and cannot meet the high-power (1C discharge) requirement of the battery for the electric motorcycle.
Disclosure of Invention
Based on the technical problems in the prior art, the invention provides the lead-acid storage battery positive lead paste for the electric motorcycle, which meets the high-power requirement of 1-hour capacity for the electric motorcycle under the condition of ensuring the low-temperature performance, the quick charging performance and the unchanged safety of the battery.
The lead-acid storage battery positive lead plaster for the electric motorcycle comprises the following components in parts by weight: 900-1100 parts of lead powder, 100-120 parts of pure water, 90-110 parts of sulfuric acid, 2-5 parts of raw board powder, 1-2 parts of carbon, 0.2-0.8 part of stannous sulfate and 2-7 parts of phosphoric acid.
Preferably, the polyolefin also comprises 1.5-2 parts.
Preferably, the fabric also comprises 1-2 parts of short fibers.
Preferably, 0.2-0.6 part of antimony trioxide is also included.
The lead-acid storage battery for the electric motorcycle comprises a positive plate and a negative plate, wherein the positive plate is coated with the positive lead paste of the lead-acid storage battery for the electric motorcycle.
Preferably, the positive plate and the negative plate of the lead-acid storage battery are respectively added one by one on the original basis, and the total thickness of the substrate is ensured to be unchanged by reducing the thickness of the lead paste on the substrate.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a lead-acid storage battery positive electrode lead plaster for an electric motorcycle, which is added with polyolefin (ES-100), has the average particle size of 150 mu m, is long and has a porous structure. The polyolefin improves the porosity of the positive active material, so that the battery still has larger discharge capacity during heavy current discharge, and the high power of the battery is increased. In addition, the invention relates to a pole group design of thin plate and multiple pieces in the lead-acid storage battery, which comprises the following steps: the reduction of the thickness of the polar plate can increase the utilization rate of the active substance of the positive electrode and the capacity of the battery, the increase of the number of the polar plates greatly increases the reaction area of the electrode, and the electrode still has lower current density when the battery discharges with large current, thereby ensuring the high-power discharge capacity of the battery. The invention provides a lead-acid storage battery for an electric motorcycle, which meets the high power requirement of 1 hour of capacity for the electric motorcycle under the condition of ensuring the low-temperature performance, the quick charging performance and the unchanged safety of the battery.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example 1
The lead-acid storage battery positive lead plaster for the electric motorcycle comprises the following components in parts by weight: 900 parts of lead powder, 100 parts of pure water, 90 parts of sulfuric acid, 1.5 parts of polyolefin, 2 parts of raw board powder, 1 part of carbon, 0.2 part of stannous sulfate, 0.2 part of antimony trioxide, 1 part of short fiber and 2 parts of phosphoric acid.
A preparation method of lead-acid storage battery positive lead plaster for an electric motorcycle comprises the following steps:
s1: adding 50% of lead powder, adding additives such as polyolefin, green board powder, carbon, stannous sulfate and the like, and finally adding the remaining 50% of lead powder, and carrying out dry stirring and mixing; stirring and mixing for 6min in a dry state at a stirring speed of 47r/min.
S2: continuously stirring the mixture S1, adding pure water according to the formula amount at the same time, completely adding within 1min, and carrying out wet stirring for 8min;
s3: continuously stirring, adding the formula amount of sulfuric acid, controlling the flow of the sulfuric acid, adding the sulfuric acid within 15min, and after the temperature of the lead plaster reaches 72 ℃, maintaining for 3min and then starting a fan for cooling;
s4: and (5) stirring for 10min after the acid is added, stopping the machine to measure the apparent density and the temperature of the lead plaster, and finishing the preparation of the lead plaster.
Example 2
The lead-acid storage battery positive lead plaster for the electric motorcycle comprises the following components in parts by weight: 1100 parts of lead powder, 120 parts of pure water, 110 parts of sulfuric acid, 2 parts of polyolefin, 5 parts of raw board powder, 2 parts of carbon, 0.8 part of stannous sulfate, 0.6 part of antimony trioxide, 2 parts of short fiber and 7 parts of phosphoric acid.
The preparation method is the same as example 1.
Example 3
The lead-acid storage battery positive lead plaster for the electric motorcycle comprises the following components in parts by weight: 1000 parts of lead powder, 110 parts of pure water, 100 parts of sulfuric acid, 1.5-2 parts of polyolefin, 3 parts of raw board powder, 1.5 parts of carbon, 0.3 part of stannous sulfate, 0.4 part of antimony trioxide, 1.5 parts of short fiber and 5 parts of phosphoric acid.
The preparation method is the same as example 1.
Example 4
A lead-acid storage battery for an electric motorcycle comprises a positive plate and a negative plate, wherein the positive plate is coated with the positive lead paste of the lead-acid storage battery prepared in the embodiment 3, the negative plate is coated with the conventional negative lead paste, and the negative lead paste comprises the following components: 1000 parts of lead powder, 114 parts of water, 99.5 parts of sulfuric acid and 73 parts of auxiliary materials; the original design of the storage battery is 6+7-pole group design, in the embodiment, a positive plate and a negative plate of the lead-acid storage battery are respectively added on the original basis, namely 7+8-pole group design, but the thickness of the 7+8-pole group is consistent with that of the original 6+7-pole group by reducing the coating thickness of pole paste, in the 6+7-pole group, the coating thickness of the pole paste of the positive plate is 2.4mm, the coating thickness of the pole paste of the negative plate is 1.6mm, and the thickness of the total pole group is 34mm; in 7+8-pole group, the paste coating thickness of the positive plate is 1.85mm; the paste coating thickness of the negative plate is 1.3mm; the total pole group thickness is 33mm.
Comparative example
A lead-acid storage battery for an electric motorcycle comprises a positive plate and a negative plate, wherein the positive plate is coated with conventional positive lead plaster, the negative plate is coated with conventional negative lead plaster, the design of the storage battery in a comparison example is 6+7-pole group design, in 6+7-pole group, the coating thickness of the positive plate is 2.4mm, and the coating thickness of the negative plate is 1.6mm; the total pole group thickness is 34mm.
Performance test
The method of the embodiment 4 is adopted to manufacture two parts of 6-EVF-32 test batteries (the embodiment 1# and the embodiment 2 #), the method of the comparison example is adopted to manufacture two parts of comparison batteries (the comparison example 1# and the comparison example 2 #) in the same batch, the test batteries and the comparison batteries are subjected to charging formation in the same loop, and the influence of other factors such as temperature and the like is eliminated; the battery is placed at the ambient temperature of 25 ℃ to be respectively subjected to 0.33C discharge performance test and 1C discharge performance test, and the test results are as follows:
TABLE 1 results of the experiment
As can be seen from the results in table 1, on the premise of ensuring the consistency between the battery weight and the open-circuit voltage, after the polyolefin is added to the positive lead paste and the design of the electrode group with a plurality of thin plates is adopted in the embodiment of the present invention, the 3hr rated capacity (0.33C discharge) of the battery is improved by 16%, and the high power discharge (1C discharge) performance is improved by 44%.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The lead-acid storage battery positive lead plaster for the electric motorcycle is characterized by comprising the following components in parts by weight: 900-1100 parts of lead powder, 100-120 parts of pure water, 90-110 parts of sulfuric acid, 2-5 parts of raw board powder, 1-2 parts of carbon, 0.2-0.8 part of stannous sulfate and 2-7 parts of phosphoric acid.
2. The lead-acid storage battery positive electrode lead paste for the electric motorcycle according to claim 1, characterized by further comprising 1.5-2 parts of polyolefin.
3. The lead-acid storage battery positive electrode lead paste for the electric motorcycle according to claim 1, characterized by further comprising 1-2 parts of short fibers.
4. The lead-acid storage battery positive electrode lead paste for the electric motorcycle according to claim 1, characterized by further comprising 0.2-0.6 parts of antimony trioxide.
5. A lead-acid battery for electric motorcycles as claimed in claim 4, characterized in that said lead-acid battery comprises a positive plate and a negative plate, said positive plate being coated with a lead-acid battery positive paste as claimed in any one of claims 1 to 3.
6. The lead-acid storage battery for the electric motorcycle according to claim 5, wherein the positive plate and the negative plate of the lead-acid storage battery are respectively added with one plate on the original basis, and the total thickness of the substrate is ensured to be unchanged by reducing the thickness of the lead paste on the substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211054901.XA CN115472822A (en) | 2022-08-29 | 2022-08-29 | Lead-acid storage battery positive lead plaster for electric motorcycle and lead-acid storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211054901.XA CN115472822A (en) | 2022-08-29 | 2022-08-29 | Lead-acid storage battery positive lead plaster for electric motorcycle and lead-acid storage battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115472822A true CN115472822A (en) | 2022-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211054901.XA Pending CN115472822A (en) | 2022-08-29 | 2022-08-29 | Lead-acid storage battery positive lead plaster for electric motorcycle and lead-acid storage battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115472822A (en) |
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2022
- 2022-08-29 CN CN202211054901.XA patent/CN115472822A/en active Pending
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