CN103427110A - Ultralow-temperature automobile starting power supply using lithium vanadium phosphate batteries - Google Patents
Ultralow-temperature automobile starting power supply using lithium vanadium phosphate batteries Download PDFInfo
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- CN103427110A CN103427110A CN2013103540350A CN201310354035A CN103427110A CN 103427110 A CN103427110 A CN 103427110A CN 2013103540350 A CN2013103540350 A CN 2013103540350A CN 201310354035 A CN201310354035 A CN 201310354035A CN 103427110 A CN103427110 A CN 103427110A
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- power supply
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- starting power
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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
Abstract
The invention relates to an ultralow-temperature automobile starting power supply using lithium vanadium phosphate batteries. The ultralow-temperature automobile starting power supply comprises a battery pack and a protecting board. The batteries in the battery pack are the lithium vanadium phosphate batteries. The protecting board having a overheating protection function is connected with each battery in the battery pack for temperature monitoring so as to guarantee that the circuit is cut off when the temperature of any battery exceeds a set safety value. The ultralow-temperature automobile starting power supply has the advantages that the ultralow-temperature automobile starting power supply is environmental friendly, pollution-free, excellent in low-temperature heavy load discharge performance, long the cycle service life, low in self discharge rate, high in capacity density and working voltage, and capable of realizing ultralow-temperature (minus 40 DEG C) starting and fast charging, the service life can reach more than 5 years, and the like; the protecting board has the overheating protection function, good safety is achieved, a protection circuit is provided with a restore button, when an automobile power consumption is excessive and the automobile cannot be started due to insufficient power, the restore button can be pressed, and the automobile can be started easily.
Description
Technical field
The present invention relates to a kind of ultralow temperature automobile starting power supply of applying the phosphoric acid vanadium lithium battery.
Background technology
At present, market get on the car the starting battery mainly take lead-acid battery as main, the part adopt ferric phosphate lithium cell: the lead-acid battery environmental pollution is serious; Useful life is short, within general about 2 years, just needs to change primary cell; The lead-acid battery self-discharge rate is large, and car stops Ji a period of time and just need to restart battery is charged, otherwise the battery electric quantity deficiency, can't ato unit during use; Lead-acid battery capacity density is low, and active volume can only reach the 50-60% of rated capacity, the automobile power deficiency often occurs, the situation that the vehicle-mounted digital product can't be used; The lead-acid battery charging rate is slow, and the charging interval is long, and generally being full of electricity needs 5-6 hour; During lead-acid battery work, voltage is not steady, and fluctuation is large, causes fuel combustion insufficient, waste energy, and in tail gas, the carbon emission amount is large.Although the lithium iron battery major part has overcome above shortcoming, it is exactly poor performance at low temperatures that lithium iron battery has a fatal defect, causes car can't start at low temperatures, and especially in the north, can't be used very long and cold winter especially.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of ultralow temperature automobile starting power supply of applying the phosphoric acid vanadium lithium battery is provided.
Technical scheme of the present invention is: a kind of ultralow temperature automobile starting power supply of applying the phosphoric acid vanadium lithium battery, and described automobile starting power supply comprises battery pack, baffle, wherein, described battery pack is the phosphoric acid vanadium lithium battery.
Preferred technical scheme is: described phosphoric acid vanadium lithium battery comprises positive pole, negative pole, barrier film, electrolyte and external shell, described positive electrode is phosphoric acid vanadium lithium, negative material is graphite C, electrolyte is lithium hexafluoro phosphate, and the mass ratio of phosphoric acid vanadium lithium and graphite C is 1.5-2.5: 1.
Preferred technical scheme is: the mass ratio of described phosphoric acid vanadium lithium and graphite C is 1.9-2.3: 1.
Preferred technical scheme is: described baffle has overheat protective function.
Preferred technical scheme is: described baffle is provided with connected recovery button.
Advantage of the present invention and beneficial effect are: the phosphoric acid vanadium lithium battery environmental protection that the present invention adopts, environmentally safe; The low-temperature high-current discharge excellent performance, therefore can realize that ultralow temperature (40 ℃) starts; Cycle life performance is good, and the capability retention after 1500 times that circulates still reaches more than 80%, and battery reaches more than 5 years service life; Self-discharge rate is lower, not there will be car to stop the problem that Ji a period of time can't start; Capacity density is higher, and active volume reaches more than 90% of rated capacity, can effectively improve operating time and the useful life of battery pack; Can quick charge, and working voltage platform is high; Baffle has overheat protective function, and security performance is good; Protective circuit is provided with recovery button, excessive when the car electricity consumption, when the electric energy deficiency can't ignition trigger, presses recovery button, just light ignition trigger automobile.
The accompanying drawing explanation
The ultralow temperature automobile starting power supply schematic diagram that Fig. 1 is the present invention's application phosphoric acid vanadium lithium battery, Fig. 2 is phosphoric acid vanadium lithium battery discharge curve synoptic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described:
A kind of ultralow temperature automobile starting power supply of applying the phosphoric acid vanadium lithium battery, described automobile starting power supply comprises battery pack, baffle, wherein, described battery pack is the phosphoric acid vanadium lithium battery.Described phosphoric acid vanadium lithium battery comprises positive pole, negative pole, barrier film, electrolyte and external shell, described positive electrode is phosphoric acid vanadium lithium, negative material is graphite C, and electrolyte is lithium hexafluoro phosphate, and the mass ratio of phosphoric acid vanadium lithium and graphite C is 1.5-2.5: 1.Be preferably 1.9-2.3: 1.Described baffle has overheat protective function.Described baffle is provided with connected recovery button.
The 30Ah phosphoric acid vanadium lithium battery of below take is example, describes embodiments of the present invention.
Battery pack adopts 3 groups of cells to be in series, and the phosphoric acid vanadium lithium battery pack that the composition total voltage is 12V substitutes the 12V-50Ah lead-acid battery group on existing vehicle.
Battery pack is the phosphoric acid vanadium lithium battery, comprises described positive pole, negative pole, barrier film, electrolyte and external shell parts, and positive electrode is phosphoric acid vanadium lithium, and negative material is graphite C, and barrier film is PP or PE coated ceramic barrier film, and shell adopts aluminium mass shell body.
Baffle has overcurrent, the over-voltage protecting function to battery pack, and newly-increased overheat protective function, can effectively protect the safety of battery pack, avoids abuse to wait under extreme case and meets accident.
Baffle is provided with connected recovery button, excessive when the car electricity consumption, when the electric energy deficiency can't ignition trigger, presses recovery button, just light ignition trigger automobile.
By above-mentioned each parts, battery pack, baffle, connector, external shell, implement to have formed phosphoric acid vanadium lithium automobile starting power supply after assembling.
By 12V-30Ah phosphoric acid vanadium lithium battery pack, 12-50Ah lead-acid battery group and 12V-30Ah ferric phosphate lithium cell group relatively, the phosphoric acid vanadium lithium battery pack is comprised of 3 groups of cells, the lead-acid battery group is comprised of 6 groups of cells, the ferric phosphate lithium cell group is comprised of 4 groups of cells, and the capacity density of phosphoric acid vanadium lithium battery is higher than lead-acid battery and ferric phosphate lithium cell, therefore, the phosphoric acid vanadium lithium battery pack than lead-acid battery group decrease volume and weight, partly reduced volume and weight than the ferric phosphate lithium cell group.
By above-mentioned execution mode, the battery pack entrucking of the present embodiment is carried out to the test of real vehicle cold-starting, the success rate that under the test different temperatures, continuous ignition starts, and compare with 12V-50Ah lead-acid battery group, 12V-30Ah ferric phosphate lithium cell group, the pick of test number sees the following form, and therefrom can find out, adopts the battery pack of the present embodiment for after the startup power supply of automobile, the startup of low temperature continuous ignition has higher success rate, and one 40 ℃ start success rates continuously up to 83.33%.
Annotate: this test condition is, battery pack is 75%SOC, after placing 24h under each temperature conditions of car load, and continuous 30 ignition triggers, each ignition trigger time interval is 3s.
In sum, the phosphoric acid vanadium lithium battery environmental protection that the present invention adopts, environmentally safe, can not work the mischief to human health; The low-temperature high-current discharge excellent performance, low-temperature startup performance obviously is better than lithium iron battery and lead-acid battery, and can realize that ultralow temperature (40 ℃) starts; Battery cycle life performance is good, and the capability retention after 1500 times that circulates still reaches more than 80%, the life-span be lead-acid battery 3-5 doubly, battery reaches more than 5 years service life; The self-discharge of battery rate is lower, is not more than per month 4%, not there will be car to stop the problem that a period of time can't start; Capacity density is higher, and active volume reaches more than 90% of rated capacity, can effectively improve operating time and the useful life of battery pack; Can quick charge, and working voltage platform is high; Baffle has overheat protective function, can effectively protect the safety of battery pack, avoids abuse to wait under extreme case and meets accident; Protective circuit is provided with recovery button, excessive when the car electricity consumption, when the electric energy deficiency can't ignition trigger, presses recovery button, just light ignition trigger automobile.
Claims (5)
1. a ultralow temperature automobile starting power supply of applying the phosphoric acid vanadium lithium battery, described automobile starting power supply comprises battery pack, baffle, wherein, described battery pack is the phosphoric acid vanadium lithium battery.
2. the ultralow temperature automobile starting power supply of application phosphoric acid vanadium lithium battery according to claim 1, it is characterized in that: described phosphoric acid vanadium lithium battery comprises positive pole, negative pole, barrier film, electrolyte and external shell, described positive electrode is phosphoric acid vanadium lithium, negative material is graphite C, electrolyte is lithium hexafluoro phosphate, and the mass ratio of phosphoric acid vanadium lithium and graphite C is 1.5-2.5: 1.
3. the ultralow temperature automobile starting power supply of application phosphoric acid vanadium lithium battery according to claim 2, it is characterized in that: the mass ratio of described phosphoric acid vanadium lithium and graphite C is 1.9-2.3: 1.
4. root is dug the ultralow temperature automobile starting power supply of application phosphoric acid vanadium lithium battery claimed in claim 1, and it is characterized in that: described baffle has overheat protective function.
5. the ultralow temperature automobile starting power supply of application phosphoric acid vanadium lithium battery according to claim 1, it is characterized in that: described baffle is provided with connected recovery button.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013103540350A CN103427110A (en) | 2013-08-14 | 2013-08-14 | Ultralow-temperature automobile starting power supply using lithium vanadium phosphate batteries |
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| CN2013103540350A CN103427110A (en) | 2013-08-14 | 2013-08-14 | Ultralow-temperature automobile starting power supply using lithium vanadium phosphate batteries |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018077174A1 (en) * | 2016-10-31 | 2018-05-03 | Grst International Limited | Battery module for starting a power equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101626099A (en) * | 2009-08-08 | 2010-01-13 | 东莞市迈科科技有限公司 | Polymer vanadium lithium phosphate power battery and preparation method thereof |
| CN101887991A (en) * | 2010-07-07 | 2010-11-17 | 海霸能源有限公司 | Automobile starting power supply using lithium iron phosphate battery |
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2013
- 2013-08-14 CN CN2013103540350A patent/CN103427110A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101626099A (en) * | 2009-08-08 | 2010-01-13 | 东莞市迈科科技有限公司 | Polymer vanadium lithium phosphate power battery and preparation method thereof |
| CN101887991A (en) * | 2010-07-07 | 2010-11-17 | 海霸能源有限公司 | Automobile starting power supply using lithium iron phosphate battery |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018077174A1 (en) * | 2016-10-31 | 2018-05-03 | Grst International Limited | Battery module for starting a power equipment |
| AU2017348799B2 (en) * | 2016-10-31 | 2019-12-19 | Grst International Limited | Battery module for starting a power equipment |
| US10541453B2 (en) | 2016-10-31 | 2020-01-21 | Grst International Limited | Battery module for starting a power equipment |
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Application publication date: 20131204 |