CN1206940A - Lead-acid power accumulator for electric vehicle and preparation process thereof - Google Patents
Lead-acid power accumulator for electric vehicle and preparation process thereof Download PDFInfo
- Publication number
- CN1206940A CN1206940A CN97115180A CN97115180A CN1206940A CN 1206940 A CN1206940 A CN 1206940A CN 97115180 A CN97115180 A CN 97115180A CN 97115180 A CN97115180 A CN 97115180A CN 1206940 A CN1206940 A CN 1206940A
- Authority
- CN
- China
- Prior art keywords
- lead
- acid
- plate
- porous
- battery
- 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.)
- Pending
Links
Images
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
-
- 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
Landscapes
- Cell Electrode Carriers And Collectors (AREA)
Abstract
The present invention relates to a new-type lead-acid power cell. It possesses large specific energy and large specific power, long service life, and can be quickly charged and can discharge heavy current. Said invention uses the porous acid-resistant alloy and fibre composite material to make plate electrode substrate, so that the positive and negative plate electrode substrate weight is light, its specific surface is large, current-collecting conductivity is good, and the reaction of the positive and negative plate electrodes with electrolyte is quick, stable and reliable. Said invention possesses good mechanical property and weldability, can be made into the vertical or horizontal type lead-acid power cell which can be mounted on the power-driven vehicle as its power supply.
Description
The present invention relates to be a kind of specific energy and specific power big, have extended cycle life, can quick charge and the novel lead-acid electrokinetic cell of heavy-current discharge, specifically, this novel lead-acid electrokinetic cell is the lead-acid battery that has adopted novel positive and negative pole plate and structure, and preparation method thereof, described battery can be used for electric motor car as electrical source of power.
In recent years, countries in the world are in order to control urban atmospheric pollution, develop and spread electric automobile energetically, electronic motor scooter, the electric power power assist vehicle, green traffic instruments such as electric bicycle, its key problem are that exploitation can be compared beautiful electric energy origin system with fuel engines, particularly can be used as the novel chargeable battery of electrical source of power.
The sealing that prior art is made, most of Pb-Ca, Pb-Sb, the Pb-Sn alloy grid that adopts traditional casting of VRLA battery (VRLA) is for positive/negative plate supports active material and afflux conduction.Because the active material of positive/negative plate is the powder particle of the lead of the lead of binding ability difference and oxidation, and the grid of casting, form pole plate as skeleton in order to support activity, in order to keep active material with having, the normal lead alloy grid is cast as has the palisade of rib anyhow, again active material made lead plaster and is coated on the grid surface, makes active material and grid slightly increase a little contacts area, and each electric current of pole plate is pooled to the lug place, then mainly finishes by each rib.
In recent years, though lead-acid battery is in active material people's manufacturing technology, the alloying component of lead alloy grid and manufacturing technology, the prescription of isolated material, electrolyte and control and shell structure various aspects all have to have to be improved and large-scale popularization application sealing VRLA battery (VRLA) very much, and lead-acid battery is developed into a new stage.But owing to specific energy, specific power, recycle the instructions for use that performances such as life-span, quick charge do not adapt to electric motor car as yet, particularly existing sealing VRLA battery can adapt in addition have the City Green traffic have wide market electronic motor scooter, electric power power assist vehicle, be the automobile-used power supply that is used as power of state such as bicycle.
United States advanced lead-acid battery federation (ALABC) to the improved index that the lead-acid battery that is used for electric vehicle proposes is:
1, specific energy 50Wh/kg, 100Wh/l (C/3 discharge);
2, specific power＞200W/kg,＞500W/l;
3,500 weeks of cycle life, 3 year operating period;
4, the charging interval is 50% 5 minutes, 80% 15 minutes;
5, the about $150/kwh of price (C/3 discharge);
From above-mentioned index as can be seen, the every index and the These parameters of existing lead-acid battery greatly differ from each other.
The purpose of this invention is to provide a kind of novel lead-acid electrokinetic cell that has high-energy-density and specific power, recycles technical performances such as life-span length, quickly-chargeable, can be used for electric bicycle, the electric power power assist vehicle, electric motor cars such as electronic motor scooter and electric golf car are as electrical source of power.
Be description of drawings of the present invention below,, can clearerly understand the present invention by description of drawings and in conjunction with following detailed description, wherein:
Accompanying drawing one is the manufacturing process flow diagram of matrix of the present invention;
Accompanying drawing two is manufacturing process flow diagrams of matrix of the present invention;
Accompanying drawing three is basic structure cutaway views of lead-acid power accumulator of the present invention;
Accompanying drawing four is horizontal type lead-acid power accumulator of the present invention installation site schematic diagrames on electronic motor scooter;
Accompanying drawing five is horizontal type lead-acid power accumulator (4 lattice, 8V) vertical cut-away schematic views of the present invention.
The basic structure of battery of the present invention is seen accompanying drawing 3: comprise porous anode Plate (1), porous composite negative plate (2), pressure strip (3), the compound division board of porous (4), electrolyte (5), battery container (6), cover plate (7), sealed knot agent (8), peace Full valve (9), flexible connection band (10), anodal (11), negative pole (12).
The object of the invention can be implemented by following means.
1, matrix be prepared as follows described:
The NiCrMo system or the Ti alloy of the matrix adopting sulfuric acid corrosion resistant of described porous acid resisting alloy are globular powder, and the Pb alloy can be used globular powder, also available flakelike powder.
Described spherical and/or flakelike powder preferably adopts described method of CN95109468.8 and the described device production of CN92242669.4.
All metal dusts all must sieve classification.Porosity and aperture size in order to control porous acid resisting alloy matrix.
The filler part by weight is 5-30%, selects the metal inorganic salt filler (ammonium carbonate, carbonic hydroammonium, sodium carbonate, sodium acid carbonate, rosin etc.) that can volatilize fully in pre-burning one sintering process for use.
Metal dust and filler fully mix in V-type stainless steel blender.
Fiber through giving processing (metallic fiber or carbon fiber) is evenly put into gently molded (the pressure 500-2000kg/cm of mould by mixture of configuration proportion and alloy powder, filler etc.
2), in being arranged, the continuous fritting furnace of protective atmosphere carries out presintering, and sintering is produced porous acid resisting alloy and fiber composite Polar plate matrix then.
The basic procedure of the manufacturing process of porous lead alloy and fiber composite Polar plate matrix such as Fig. 2 are used for glass fibre, the carbon fiber of porous lead alloy and fiber composite Polar plate matrix, need carry out the surface and give and handling as chemical plating Pb alloy.To improve the adhesion of fiber and parent metal.
Porous titanium alloy and fiber composite Polar plate matrix give burning, sintering, must in vacuum sintering furnace, carry out, with oxidation or the embrittlement of avoiding parent metal.
The porosity of described porous acid resisting alloy and fiber composite Polar plate matrix is about 70-85%, aperture 150-400 μ m, thickness 0.5-3mm, density 3g/cm
3About, be about about 1/3 of lead alloy grid.
Described matrix has good afflux electric conductivity, be used to make 12-24V, the pole plate of 10-60AH lead-acid power accumulator, can reach specific energy 40-45Wh/kg, specific power 200-240W/kg (C3 80%DOD) recycles life-span 400-500 time, peak current 95-280A (30 seconds), quick charge 10 minutes charging charging＞80% in 50%, 30 minute can be used for small-sized electric cars such as electronic motor scooter, electric power power assist vehicle, the electric bicycle power supply that is used as power.
Described porous lead alloy and fiber composite Polar plate matrix also can be made into mesh fabric shape porous lead alloy and fiber composite Polar plate matrix.The short fiber (glass fibre and carbon fiber) that is about to through giving processing is even with the lead alloy powder, moulding, sintering are made lead alloy and fiber composite base, add hot extrusion, rolling, wire drawing, make the short fiber of disorientation, aligning becomes cross section uniform composite material silk material, and braiding becomes mesh fabric shape porous lead alloy and fiber composite Polar plate matrix again.Can be used for making the pole plate of high-capacity lead-acid electrokinetic cell.
The following examples the 1, the 2nd, the preparation technology of relevant matrix and relevant test data.
Embodiment 1
Present embodiment adopts acid resisting alloy and fibre-reinforced form to produce the porous complex matrix, wherein, the NiCrMoCu of acid resisting alloy matrix adopting sulfuric acid corrosion resistant is spherical alloy powder, described NiCrMoCu is in the spherical alloy, the content of Ni is about 17-30%, the content of Cr is about 12-22%, the content of Mo is about 1.5-4.0%, the about 1.8-4.0 of the content of Cu, the about 1.0-2.0 of the content of Mn, the Ti and the Nb that also contain trace in addition, surplus is Fe, wherein, C content in the described alloy should be lower than 0.06, the alloy powder that present embodiment adopted adopts described method of CN95109468.8 and the described device production of CN92242669.4 to obtain, the spherical acid resisting alloy powder that obtains is carried out sieve classification:＜∮ 0.06 by following size, 0.06-0.10,0.1-0.15,0.15-0.2,0.2-0.3,0.3-0.4mm etc., powder after the classification is standby, the metal inorganic salt filler (ammonium carbonate of the 5-30% of weight alloy, carbonic hydroammonium, sodium carbonate, bicarbonate is pressed, rosin or its mixture) and the formulation of spherical acid resisting alloy powder, at V-type stainless steel blender, fully evenly mixed; With matrix alloy powder, inserts and the fiber through giving processing (metallic fiber or carbon fiber) that prepare, it is gently molded evenly to put into mould, gives sintering again, and sintering (700-1100 ℃) is produced porous acid resisting alloy fiber composite matrix then.
Giving burning--during-sintering, metal charge is decomposed or is reduced by furnace gas, and the nonmetal composition in the slaine is volatilized, and hinders the hole contraction of metallic matrix, metal ingredient then is reduced into metal, spreads in the metal that is reduced and parent metal fusion or the parent metal; Metallic fiber then forms metallurgical binding with parent metal, strengthens metallic matrix and improves porosity.
Giving of porous acid resisting alloy fiber composite matrix burnt and sintering; in the continous way sintering furnace of ammonia dissolving atmosphere protection, carry out; also can be in discontinuous sintering furnace; give in protective atmosphere and burn-be sintered into porous acid resisting alloy and fiber composite matrix, matrix can be selected with the production lot scale.
Porous acid resisting alloy and the about 0.5-3mm of fiber composite Polar plate matrix thickness, the about 60-150mm of width, the about 100-200mm of length, by the size of lead-acid power accumulator and amount of capacity push away should, be equipped with mould.
Embodiment 2
Present embodiment is by the performance evaluation of adopting porous acid resisting alloy of the present invention and fiber composite matrix to make the lead-acid power accumulator pole plate, further specifies the advantage of porous compound polar plate matrix of the present invention.
The basic structure of lead-acid power accumulator such as Fig. 3, comprise: positive plate (1), negative plate (2), pressure strip, division board (4), electrolyte (5), battery container (6), lid (7), sealed knot agent (8), safety valve (9), flexible coupling (10), anodal (11), negative pole (12) etc., said structure is the conventional structure of lead-acid battery in the prior art.
The described battery of present embodiment, its positive plate (1) and negative plate (2) adopt porous acid resisting alloy of the present invention and fiber composite Polar plate matrix, active material adopts has the spherical of excellent activity or sheet lead powder powder, a degree distribution of described powder is as follows :+40 orders＜3%, + 100 orders＜7%,～300 orders＞55%, oxidizability 60-80%, apparent density 1.5-1.8%/cm
3, water absorption rate 95-100ml/kg, and in anode diachylon, add a small amount of plumbous oxide, improve the capacity and the initial capacity of battery.In cathode lead plaster, add small amount of N aHCO
3Or NaCO
3Improve the porosity and the high-rate discharge ability of negative plate.
The described positive plate of present embodiment (1), negative plate (2) adopts has the electric conducting material of excellent activity and electric conductivity as conductive additive, as high pure carbon powder etc., present embodiment adopts the ultra-fine black pearl carbon black of about 15 μ m and the carbon fiber of 1-1.5%, the afflux conduction that helps positive/negative plate, the about 1400-1500m of the specific area of the described ultra-fine carbon black of present embodiment
2/ g, density is about 150g/l.
Spherical or sheet lead powder active material (90-95%), mixture of electric conducting material, binding agent (5-10%) and deionized water, sulfuric acid equal altitudes mix, make lead plaster (paste) mixture, on the continuously coating machine, lead plaster (paste) mixture, extrusion coating of control amount or slip filling are made green compact in hole and two surfaces of porous compound polar plate matrix through vacuumize, and compacting cuts into predetermined specification again.
Positive and negative pole plate green compact are put into electrolytic bath, in aqueous sulfuric acid, feed electric current and change into, make the active material of positive plate be converted into PbO
2, positive and negative pole active matter is converted into biscuit Pb, and boric acid is soaked in washing then, drying, and the biplate pole plate is divided into the monolithic polar plate, also can being assembled into earlier remains silent behind the battery changes into.
Adopt the positive and negative pole plate assembling 10-20V of present embodiment, the key property of the lead-acid power accumulator of 10-60AH can reach specific energy 40-45Wh/kg; Specific power 200-240W/kg (80%DOD); Recycle life-span 400-500 time; (C380%DOD) peak current 95-280 ampere (30 seconds), or 155-460 ampere (80%DOD); Quick charge charging in 10 minutes charging about 80% in about 50%, 30 minute.Can be used for the batteries that are used as power such as electronic motor scooter, electric power power assist vehicle, electric bicycle, electric golf car.Fiber (carbon fiber, glass fibre, metallic fiber) through giving processing, replace traditional aluminium cast alloy grid with the compound porous compound polar plate matrix of making of acid resisting alloy (NiCrMo is an alloy Pb alloy), above-mentioned replacement can alleviate the weight of Polar plate matrix, improve specific surface, increase the adhesion of active material and matrix, improve the afflux electric conductivity, for the novel lead-acid electrokinetic cell improves specific energy, specific power, prolongation recycles the life-span, and quick charge is laid a solid foundation.
2, additives such as adding a small amount of electric conducting material (high pure carbon powder, carbon fiber) and polyfluortetraethylene of binding element fully mix and produce lead plaster in the active material-lead powder of positive and negative pole plate; In the active material of positive pole, suitably add plumbous oxide to improve activity, to mix uniform lead plaster, the control amount evenly is coated on the hole and surface of porous acid resisting alloy and fiber composite Polar plate matrix, and then, the both positive and negative polarity green compact are made in curing, dry pressurization, shaping.
3, the both positive and negative polarity green compact are put into electrolytic bath, in aqueous sulfuric acid, feed electric current and make positive active material be converted into PbO2, negative electrode active material is converted into biscuit Pb, and then, washing is soaked the boric acid drying and the biplate pole plate is divided into monolithic.Also can be assembled into battery earlier switches on and changes into.
4, add a small amount of additive (as cobalt salt, sodium sulphate, potassium sulfate) in electrolyte, suppress positive material and come off, the enhanced activity material combines with Polar plate matrix, improves the cycle life of battery.
5, the compound division board of porous that adopts hole height, ultra-fine fibre glass particle masonry that resistance is low to form, so that abundant Electolyte-absorptive, and to make gas be that negative pole absorbs by division board smoothly.
6, the shell of novel lead-acid electrokinetic cell adopts ABS engineering plastics compacting integral channel and battery cover.Battery is divided into 6 single lattice, and both positive and negative polarity newel post is placed on battery length or Width by instructions for use.Each single lattice battery is equipped with 6 positive plates, 5 negative plates, 2 limit pole plates.Adopt flexible connection between each single lattice of battery.And with adhesive seal battery case and lid.
7, according to the installation site size of dissimilar electric motor cars such as electronic motor scooter, electric power power assist vehicle, state's bicycle, electric golf dolly, the operating range that charges a time is made dedicated water flat pattern lead-acid power accumulator.As electronic motor scooter electrokinetic cell is installed under the pedal,, can be installed on battery case to positive and negative pole plate and division board level, reduce the height of battery, i.e. the horizontal type lead-acid power accumulator referring to accompanying drawing 2.
The porosity 70-85% of porous acid resisting alloy of the present invention and fiber composite Polar plate matrix, aperture 150-400Mm, thickness 0.5-3mm, density 3g/cm
3About, described density is about about 1/3 of lead alloy grid, has good afflux electric conductivity.Be used to make 12-24V 10-40AH lead-acid power accumulator, can reach specific energy 40-45Wh/kg, specific power 200-240W/kg (80%DOD), recycle life-span 400-500 time (C3 80%DOD), peak current (30 ') 90-300A, quick charge charging in 10 minutes 50%, 30 minute 80%.
Described battery can be used for electronic motor scooter, electric power power assist vehicle, electric bicycle, electric golf car etc.
This example adopts porous acid resisting alloy and fiber composite Polar plate matrix, at spherical lead powder active material (surface oxidation degree 65-80%, apparent density 1.5-1.8g/cm
3Water absorption rate 95-100ml/kg), add small amount of deionized water, sulfuric acid, polytetrafluoroethylene and pure carbon powder, the carbon fiber additive, the fully mixed lead plaster, both positive and negative polarity active matter ratio 1.1-1.2 evenly produced: 1 and in positive active material, add a small amount of plumbous oxide to improve activity.With the lead plaster that mixes, solidify, drying then in hole that the control amount evenly is coated on porous acid resisting alloy and fiber composite Polar plate matrix and surface, and thickness 1-3.5mm ± 0.1 pole plate green compact are made in the pressurization shaping, pack standby.
The pole plate green compact change in electrolytic bath dilute sulfuric acid electrolyte, and three alkali formulas or four basic lead sulphates on the positive plate are oxidized to brown lead oxide; Three alkali formulas or four alkali lead sulfates on the negative plate are reduced into spongy lead.Wash, soak boric acid, drying, burst assembled battery then.
Also can adopt first burst, be assembled in the battery container and to annotate the acid energising and change into.
This example adopts sealing, valve control structure and imbibition type porous glass fiber and the compound division board of silica, and electrolyte adds trace mineral supplement (cobalt salt, sodium sulphate).
Performance such as table 1 during the specification of typical lead-acid power accumulator for electric vehicle
Specification weight rated capacitance AH specific energy specific power peak current
25 ° of 25 ° of W/kg Amp of mm kg v
Model The length and width height C/3 C/1 C/3 C/1 30 seconds 80%ZDOD 30 seconds 80%DODSJLDB12-20 400 255 82 7 12 20 16 40.5 32 160 230 95 150SJLDB12-40 200 165 175 13 12 40 32 41.5 33.2 164 238 180 300SJLDB12-80 350 165 175 18.5 12 60 48 42 34 182 242 280 450
Embodiment 4
According to lead-acid power accumulator of the present invention, be used for small-sized electric cars such as the electronic motor scooter power supply that is used as power, the installation site that requires each critical piece of motor scooter is as shown in Figure 2: electronic motor scooter 13, horizontal type sulfuric acid electrokinetic cell 18, efficient permanent magnet motor 17, transmission mechanism 16, controller 15, indicating instrument 14.The critical component of this horizontal type battery, porous compound polar plate (1), porous composite negative plate (2), the compound division board of porous (3), pressure strip (4), flexible connection band (5), all level is installed in the battery container, and its structural configuration vertical section is as shown in Figure 3.
The main specifications of horizontal type lead-acid power accumulator and characteristic such as table 2
Specification weight rated capacitance AH specific energy specific power peak current
25 ° of 25 ° of W/kg Amp of mm kg v
Model The length and width height C/3 C/1 C/3 C/1 30 seconds 80%DOD 30 seconds 80%DODSJLDB12-20H 400 255 82 7 12 20 16 40.6 32.5 180 235 95 155SJLDB12-40H 400 255 86 12.5 12 40 32 41.7 33.4 165 240 190 305SJLDB12-60H 400 255 110 18.1 12 60 49 42.1 34.5 182 245 280 460SJLDB12-25H 275 240 115 13.6 24 25 21 44.1 37.0 161 238 98 160
The index of lead-acid battery of the present invention near or reached the improved index that United States advanced lead-acid battery federation (ALABC) proposes the lead-acid battery that is used for electric vehicle.
Claims (5)
1, a kind of lead-acid power accumulator for electric vehicle comprises positive plate (1), negative plate (2), and pressing plate (3) is from plate (4), electrolyte (5), battery container (6), cover plate (7), sealed knot agent (8), safety valve (9), flexible connection band (10), anodal (11), negative pole (12).It is characterized in that the positive and negative electrode board substrate is thickness 0.5-3.0mm, the acid resisting alloy of porosity 70-85% aperture 150-400UM and fibrous porous complex matrix, in the hole of porous complex matrix, be filled with the spherical or living shape lead powder of active material electric conducting material (high-purity powdered carbon, carbon fiber) paste mixture that 90-95%, binding agent and trace mineral supplement are evenly mixed; On two surfaces of porous complex matrix, form said mixture control amount coating bonding neutralizing layer simultaneously; Between both positive and negative polarity, be separated with the compound division board of inhaling sour porous glass fiber and Cab-O-sil mixing; The battery electrolysis lead to high conductivity embedding copper electrode, pole plate links to each other with the flexible connection band between the cell.
2, according to the lead-acid power accumulator for electric vehicle of claim 1; Ji Te is to be porous acid resisting alloy and fiber composite matrix in the middle of the described positive plate; in the hole of porous complex matrix, be filled with mixed uniformly shape slabbing lead oxide powder seed activity material; the thing that mixes up of electric conducting material (carbon dust, carbon fiber) and binding agent.Simultaneously, form active material on two surfaces of porous complex matrix, the mixture control amount of electric conducting material, binding agent is the bonding compacting active layer of coating evenly.
3, lead-acid power accumulator for electric vehicle according to claim 1 is characterized in that electric conducting material is the black and carbon fiber of ultra-fine black pearl.
4, lead-acid power accumulator for electric vehicle according to claim 1, it is characterized in that the weight tolerance of pole plate active material＜± 2g, electrode thickness tolerance＜± 1%.
5, the lead-acid power accumulator for electric vehicle of year stating according to claim 1, its domestic animal be battery lead plate can be in battery case horizontal assembly structure, use the flexible connection band between the pole plate and between single lattice battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97115180A CN1206940A (en) | 1997-07-29 | 1997-07-29 | Lead-acid power accumulator for electric vehicle and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97115180A CN1206940A (en) | 1997-07-29 | 1997-07-29 | Lead-acid power accumulator for electric vehicle and preparation process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1206940A true CN1206940A (en) | 1999-02-03 |
Family
ID=5173178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97115180A Pending CN1206940A (en) | 1997-07-29 | 1997-07-29 | Lead-acid power accumulator for electric vehicle and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1206940A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486666A (en) * | 2015-09-01 | 2017-03-08 | 甄占波 | A kind of new lead-acid battery manufacture method |
| CN110931674A (en) * | 2019-10-09 | 2020-03-27 | 国网浙江省电力有限公司湖州供电公司 | Low-voltage energy storage device and control method thereof |
| CN110931791A (en) * | 2019-10-31 | 2020-03-27 | 双登集团股份有限公司 | High-specific-energy lead-acid storage battery negative electrode lead paste additive and preparation method thereof |
-
1997
- 1997-07-29 CN CN97115180A patent/CN1206940A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486666A (en) * | 2015-09-01 | 2017-03-08 | 甄占波 | A kind of new lead-acid battery manufacture method |
| CN110931674A (en) * | 2019-10-09 | 2020-03-27 | 国网浙江省电力有限公司湖州供电公司 | Low-voltage energy storage device and control method thereof |
| CN110931674B (en) * | 2019-10-09 | 2022-07-29 | 国网浙江省电力有限公司湖州供电公司 | Low-voltage energy storage device and control method thereof |
| CN110931791A (en) * | 2019-10-31 | 2020-03-27 | 双登集团股份有限公司 | High-specific-energy lead-acid storage battery negative electrode lead paste additive and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104835965B (en) | A kind of motorcycle lead carbon battery and preparation method thereof | |
| CN102569818A (en) | Positive plate for high-intensity grid of lead acid storage battery | |
| CN101694878B (en) | Hybrid current collector used for lead storage batteries | |
| CN100347900C (en) | High specific energy lead-acid battery for electric vehicle | |
| CN108461831B (en) | Novel storage battery manufacturing method | |
| CN111705315B (en) | Preparation method of modified copper three-dimensional framework and application of modified copper three-dimensional framework in lithium battery | |
| CN1206937A (en) | Porous acid-resistant alloy and fibre composite blate matrix | |
| WO2012158499A2 (en) | Lpcs formed composite current collector and methods therefor | |
| CN1206940A (en) | Lead-acid power accumulator for electric vehicle and preparation process thereof | |
| CN110112364A (en) | A kind of MULTILAYER COMPOSITE negative electrode material and preparation method thereof and negative electrode tab, lithium battery | |
| CN1206938A (en) | Porous acid-resistant alloy and fibre composite polar board | |
| CN101068046A (en) | Battery plus plate current-collecting body and producing technology thereof | |
| CN108336359A (en) | Conductive carbon fibre | |
| CN1179436C (en) | Nickel positive active material and nickel-hydrogen accumulator | |
| CN206820058U (en) | A kind of pole | |
| CN2590188Y (en) | Electrokinetic cell | |
| CN1142609C (en) | Nano carbon tube composite high-energy accumualtor-separator gate | |
| CN2235156Y (en) | Lead-acid accumulator plate | |
| CN109698376A (en) | A kind of fast charging type lithium ion battery with high energy density | |
| CN2504766Y (en) | Double-polar ear pole plate battery | |
| CN107230768A (en) | A kind of pole and its manufacture method | |
| CN2519422Y (en) | Long life battery capable of quick-charging | |
| CN1185729C (en) | Manufacturing method of alkaline battery electrode and battery produced using said method | |
| WO2001020699A1 (en) | A method of producing a lead-base plate for a storage battery | |
| CN100424918C (en) | Nano-colloid power type accumulator battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |