CN1168170C - Enclosed lead-acid accumulator with long service life - Google Patents
Enclosed lead-acid accumulator with long service life Download PDFInfo
- Publication number
- CN1168170C CN1168170C CNB011028211A CN01102821A CN1168170C CN 1168170 C CN1168170 C CN 1168170C CN B011028211 A CNB011028211 A CN B011028211A CN 01102821 A CN01102821 A CN 01102821A CN 1168170 C CN1168170 C CN 1168170C
- Authority
- CN
- China
- Prior art keywords
- rare earth
- active material
- acid accumulator
- lead acid
- powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002253 acid Substances 0.000 title claims abstract description 12
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 18
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 20
- 239000000843 powder Substances 0.000 claims description 10
- 229910052791 calcium Inorganic materials 0.000 claims description 7
- 239000011575 calcium Substances 0.000 claims description 7
- -1 calcium rare-earth Chemical class 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000004743 Polypropylene Substances 0.000 claims description 5
- 239000011149 active material Substances 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- 239000004021 humic acid Substances 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 229910052702 rhenium Inorganic materials 0.000 claims description 5
- 239000003792 electrolyte Substances 0.000 claims description 4
- 239000007773 negative electrode material Substances 0.000 claims description 4
- 239000007774 positive electrode material Substances 0.000 claims description 4
- 229910052718 tin Inorganic materials 0.000 claims description 4
- 229910052691 Erbium Inorganic materials 0.000 claims description 3
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 3
- 229910052765 Lutetium Inorganic materials 0.000 claims description 3
- 229910052779 Neodymium Inorganic materials 0.000 claims description 3
- 229910052775 Thulium Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 229910052684 Cerium Inorganic materials 0.000 claims 1
- 229910052692 Dysprosium Inorganic materials 0.000 claims 1
- 229910052693 Europium Inorganic materials 0.000 claims 1
- 229910052689 Holmium Inorganic materials 0.000 claims 1
- 229910052777 Praseodymium Inorganic materials 0.000 claims 1
- 229910052772 Samarium Inorganic materials 0.000 claims 1
- 229910052771 Terbium Inorganic materials 0.000 claims 1
- 229910052769 Ytterbium Inorganic materials 0.000 claims 1
- 229910052746 lanthanum Inorganic materials 0.000 claims 1
- 229910052706 scandium Inorganic materials 0.000 claims 1
- 230000004913 activation Effects 0.000 abstract 1
- 239000013543 active substance Substances 0.000 abstract 1
- 238000005275 alloying Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 229910018095 Ni-MH Inorganic materials 0.000 description 1
- 229910018477 Ni—MH Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
The present invention relates to a closed lead-acid accumulator with rare earth for electric vehicles. The positive and the negative slab lattice and the active substances of the present invention all contain rare-earth elements, and due to the activation of the rare-earth elements, the service life of the accumulator is two to three times longer than that of a conventional accumulator.
Description
One. technical field
The present invention relates to the storage battery field, particularly a kind of rare earth closed lead acid accumulator that contains.
Two. background technology
For solving environmental pollution, substituting fuel vehicle with electric motor car is must go in institute.The electric motor car that travelled, its electric bicycle body structure and control system be technical all very big breakthrough, and battery is perplexing its development only.Although it is a lot of to make the battery of electric vehicle power sources at present, such as Ni-MH battery, lithium ion battery etc., their performance is all very superior, too expensive, is difficult to be accepted by the user.Yet lead acid accumulator, because the raw material source is abundant, cost is low, and technology is perfect, and just cycle life is not as good as above-mentioned battery.For improving the specific energy and the cycle life of battery, patent CN1142689 has proposed improvement, but does not solve the subject matter that influences specific energy and cycle life.As improve the intensity and the anti-corrosion property of plate railings of anode and cathode, improve the loss of electrolyte in the heavy-current discharge process, thereby increase problem such as battery cycle life.
Three. summary of the invention
The objective of the invention is to propose a kind of rare earth electric vehicle closed lead acid accumulator that contains.
Purpose of the present invention, can realize by following measure:
Contain rare earth electric vehicle closed lead acid accumulator, comprise housing, plate railings of anode and cathode, active material and electrolyte, positive and negative electrode grid in invention, all adopt polynary plumbous calcium rare-earth alloy material, its alloy composition (weight) is: 0.05～0.15%Ca, 0.1～1.0%Sn, 0.03～1.2%Al, 0.005～0.12%Re, surplus Pb; Positive active material is that benchmark adding (1) density is 1.1～1.3g/cm with the Pb powder
3Sulfuric acid solution, (2) 0.1～1.2% anisotropy graphite, (3) 0.02～0.8% polypropylene short fibers, (4) 0.005～0.5%ReSO
4Make; Negative electrode active material is that benchmark adding (1) density is 1.1～1.3g/cm with the Pb powder
3Sulfuric acid solution, (2) 0.3～1.6%BaSO
4, (3) 0.3～1.2% humic acids, (4) 0.001～0.15%ReO make.Described percentage is weight percentage.
The rare earth element that adds is one or more combinations among Y, Nd, Gd, Tm, Er, Lu, the Sm.
Plate railings of anode and cathode in the battery of the present invention all contains in the active material and deposits rare earth element Re, because activated by rare earth elements, the life-span of this storage battery is improved 2～3 times than conventional batteries.And it is cheap.
Four. embodiment
Below in conjunction with inventive embodiment, the present invention is described in detail:
It is similar to common closed lead acid electric power storage to contain rare earth electric vehicle closed lead acid accumulator, by housing, plate railings of anode and cathode, and compositions such as active material and electrolyte, in the present embodiment:
Plate railings of anode and cathode alloying component (weight) is: 0.1%Ca, 0.03%Al, 0.01%Re, surplus Pb, alloy material melt in 490～530 ℃ of special atmosphere ovens and cast grid.
Positive active material: with the Pb powder is that benchmark adding (1) density is 1.200g/cm
3Sulfuric acid solution, (2) 0.025% anisotropy graphite, (3) 0.02% polypropylene short fibers, (4) 0.015%ReSO
4Make.
Negative electrode active material: with the Pb powder is that benchmark adding (1) density is 1.200g/cm
3Sulfuric acid solution, (2) 0.6%BaSO
4, (3) 0.5% humic acids, (4) 0.01%ReO make.
The 12v14Ah battery of electric bicycle that adopts the foregoing description to make, test result:
Capacity 14.5Ah (10 hour rate) rated voltage 12V, cycle charge-discharge number of times 665 times exceed more than 3 times for 200 times than conventional accumulators.
The present invention can also have following example:
1. plate railings of anode and cathode alloying component (weight):
(1) 0.08%Ca, 0.5%Sn, 0.045%Al, 0.012%Re, surplus Pb.
(2) 0.09%Ca, 0.4%Sn, 0.085%Al, 0.009%Re, surplus Pb.
2. positive active material:
A is that benchmark adding (1) density is 1.200g/cm with the Pb powder
3Sulfuric acid solution, (2) 0.03% anisotropy graphite, (3) 0.03% polypropylene short fibers, (4) 0.02%ReSO
4Make.
B is that benchmark adding (1) density is 1.300g/cm with the Pb powder
3Sulfuric acid solution, (2) 0.02% anisotropy graphite, (3) 0.04% polypropylene short fibers, (4) 0.01%ReSO
4Make.
1. negative electrode active material:
A is that benchmark adding (1) density is 1.200g/cm with the Pb powder
3Sulfuric acid solution, (2) 0.7%BaSO
4, (3) 0.35% humic acids, (4) 0.015%ReO make.
B is that benchmark adding (1) density is 1.300g/cm with the Pb powder
3Sulfuric acid solution, (2) 0.8%BaSO
4, (3) 0.3% humic acids, (4) 0.02%ReO make.
Claims (2)
1. one kind contains the rare earth closed lead acid accumulator, comprises housing, plate railings of anode and cathode, active material and electrolyte, it is characterized in that:
Saidly contain plate railings of anode and cathode in the rare earth closed lead acid accumulator, all contain rare earth element Re in the active material, Re is the general designation of rare earth element, and it comprises La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Sc, 17 elements of Y;
Said positive and negative electrode grid all adopts polynary plumbous calcium rare-earth alloy material, and its weight alloy component is: 0.05～0.15%Ca, 0.1～1.0%Sn, 0.03～1.2%Al, 0.005～0.12%Re, surplus Pb;
Said positive active material: with the Pb powder is that benchmark adding (1) density is 1.1～1.3g/cm
3Sulfuric acid solution, (2) 0.1～1.2% anisotropy graphite, (3) 0.02～0.8% polypropylene short fibers, (4) 0.005～0.5%ReSO
4Make;
Said negative electrode active material: with the Pb powder is that benchmark adding (1) density is 1.1～1.3g/cm
3Sulfuric acid solution, (2) 0.3～1.6%BaSO
4, (3) 0.3～1.2% humic acids, (4) 0.001～0.15%ReO make, described percentage is weight percentage.
2. lead acid accumulator according to claim 1 is characterized in that: described rare earth element is one or more combinations among Y, Nd, Gd, Tm, Er, Lu, the Sm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011028211A CN1168170C (en) | 2001-01-10 | 2001-01-10 | Enclosed lead-acid accumulator with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011028211A CN1168170C (en) | 2001-01-10 | 2001-01-10 | Enclosed lead-acid accumulator with long service life |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1309434A CN1309434A (en) | 2001-08-22 |
| CN1168170C true CN1168170C (en) | 2004-09-22 |
Family
ID=4653014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011028211A Expired - Fee Related CN1168170C (en) | 2001-01-10 | 2001-01-10 | Enclosed lead-acid accumulator with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1168170C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101841032B (en) * | 2010-05-27 | 2013-07-17 | 江苏华富控股集团有限公司 | Method for preparing negative plate of lead storage battery |
| CN101841030B (en) * | 2010-05-27 | 2012-07-11 | 江苏华富控股集团有限公司 | A kind of preparation method of lead storage battery positive plate |
| CN102437342A (en) * | 2011-11-30 | 2012-05-02 | 江苏双登集团有限公司 | Positive grid alloy of lead-acid storage battery for energy storage |
| CN103050710A (en) * | 2012-12-26 | 2013-04-17 | 上海锦众信息科技有限公司 | Preparation method of lead-antimony alloy grids for lead-acid cells |
| CN103762369B (en) * | 2014-01-10 | 2016-08-17 | 江苏海宝电池科技有限公司 | A kind of rare-earth lead alloy for lead-acid storage battery positive grid |
| CN104091969A (en) * | 2014-07-14 | 2014-10-08 | 浙江南都电源动力股份有限公司 | Valve-controlled sealing lead-acid storage battery for starting and stopping of automobiles |
| CN105428731B (en) * | 2015-12-11 | 2017-10-31 | 贵州宏宇金属电源科技有限公司 | A kind of long-life charging is by quick super battery |
| CN107565176A (en) * | 2017-08-25 | 2018-01-09 | 骆驼集团蓄电池研究院有限公司 | A kind of non-maintaining rich solution power lead-acid storage battery and its manufacture method |
-
2001
- 2001-01-10 CN CNB011028211A patent/CN1168170C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1309434A (en) | 2001-08-22 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |