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In terms of stability, there is no difference, because they are all multi-string and multi-parallel structures. On the contrary, under the same output power, the battery with high voltage needs to output less current, which is relatively better for the battery, and can effectively reduce the procurement cost of other components. In fact, the production plans of each business are made by integrating their own technology, material advantages, market considerations, etc., and there is no need to be the same as others, his statement is just rhetoric.
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This is the reason why the store is looking for it, the lithium battery is stable and unstable, it depends on the stability of the battery cell, the stability of the protection board, and the stability of the charger and the stability of the electrical appliances. This is a system, any instability will be unstable, for you, you only require the battery cell to be stable, the protection board is stable, you have to see what brand the seller's battery cell and protection board use, if the big factory, the famous brand is relatively better, stability and instability have little to do with the voltage capacity.
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The less the string of lithium batteries, the safer, the more lead-acid batteries are the better, because lithium batteries should be managed by chips to monitor each group of battery packs, a group of low capacity, charging can be charged by partial voltage, when used, it is easy to cause overcurrent of individual battery packs, the overall voltage drop is serious, lithium battery chips judge a group of low voltage will stop the output as a whole, continue to output, will cause battery overdischarge damage, lead-acid batteries will also be like this but there is no management chip, is charged and discharged according to the overall voltage, so it is also easy to break, but not easy.
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Which is the better relative stability of 48 volts or 60 volts 18650 ternary lithium battery, depends on the battery management system, and it is very important to choose a good electronic management system.
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Straight to the point, there is only a difference in capacity, and there is no difference in stability.
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It mainly depends on the new national standard. The following is an electric bicycle, and more than 48V is a motor vehicle.
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The same 18603 yuan lithium battery 48 watts opposite to 60 watts. It should be 48 watts that is a bit more stable.
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There is no difference between 48 volts 50 amps and 60 volts 40 amps in terms of stability, and the 18650 battery pack used is the same size, except that one pursues high capacity and the other pursues high voltage.
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Similarly, for this ternary lithium battery, I feel that if it is 60V, the stability performance is better.
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Compared with 48 volts and 60 volts, 60 volts should be relatively more stable.
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The same 186503 yuan lithium battery. Of course, it is a negative number, and the lower it is, the more stable it is.
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The same Bali Lian to 4856 minutes is now more stable, it should be 60 volts more stable, pay more attention.
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This should be a bit more 60 and take longer.
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New testament 186503 yuan lithium battery 18 supplemented by 65 contrast, which relative stability is very good, because they are 60v, their stability is better.
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Compared with 186503 yuan lithium battery, 48 volts and 60 volts, which performance is more stable? I think it still depends on what kind of cathode material is used, right?
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The stability of this battery is very good.
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Hello, in this case, I think 48 volts is relatively more stable.
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For the same volume, the capacity of the polymer can be made a little larger. The expansion of the polymer can be clearly seen, and the probability of polymer** is lower, and it usually bulges and expands first; Destructive damage, even if it explodes, it is the following poof.
The ternary stability of 18650 is relatively better, the process and supporting facilities are more mature and equipped with explosion-proof pressure relief valves, which will be broken from the explosion-proof pressure relief valve when it is destructive, and the sound is like boom, and the power of destruction is more obvious than that of polymer. The brands in the market are cluttered and the quality is different.
Precautions. It is battery size, 18*65mm.
2. The polymeric battery describes the characteristics of the electrolyte. The cost of polymer lithium batteries is relatively high, and its market share is relatively low. Liquid lithium batteries are widely used in the field of power vehicles.
Polymer lithium-ion battery cathode materials are divided into lithium cobalt oxide, lithium manganese oxide, ternary materials and lithium iron phosphate materials.
3. Ternary lithium batteries describe the properties of cathode materials. Including: nickel-manganese-cobalt and nickel-manganese-aluminum.
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1. The capacity of lithium batteries is different. The capacity of 18650 power lithium battery is much smaller than that of ordinary 18650 lithium battery, which is less than 2000mAh, about twice as much.
2. The size of the discharge current is different. The discharge current of 18650 power lithium battery can reach about 20A, and the discharge current of ordinary 18650 lithium battery is about 1-3A.
3. Different application occasions. 18650 power lithium battery is mainly used in the production of batteries for new energy vehicles, and ordinary 18650 lithium batteries are used in small digital appliances and various power banks.
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Theoretically, it would be more cost-effective to choose 48VFirst of all, **48V has an advantage, and the gap in endurance, power and other aspects is not so important or riding in the city is not so important, the most important thing is that 48V electric vehicles belong to the new national standard.
Bicycles, not insurance, driver's license can save a lot of trouble and cost, of course, the specific choice needs to be decided according to your actual needs.
48V new national standard electric bike.
According to the regulations, the weight of the whole vehicle cannot exceed 55kg, so many 48V electric bicycles choose lighter lithium batteries for power, while the weight of 60V electric vehicles is not limited, so 60V will be heavier in weight.
In accordance with the new national standard, the 48V electric bicycle can not be equipped with a motor power greater than 400W, and the greater the motor power, the more sufficient the power of the electric vehicle, the 60V electric vehicle is generally equipped with 800W, so the 60V electric vehicle will be much stronger than the 48V in power, but it will not be too obvious on the daily road, only in the climbing section, can see the obvious difference.
48V electric vehicle is composed of 4 batteries, and 60V is composed of 5 batteries, the theory is that the more batteries, the larger the capacity, then the stronger the endurance, according to the mainstream electric vehicles on the market to calculate, the best endurance of 48V electric vehicles is generally about 45 kilometers, and the best endurance of 60V electric vehicles is about 60 kilometers.
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Of course, the 48V lithium battery is a little better to use, because it has been used for a long time, and its power storage capacity is also poor, so it is much better than the 60V ordinary battery.
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Each has its own benefits. Maybe the 48v lithium battery is better, but the battery is more expensive.
48V lithium battery electric vehicle, lightweight, can have large capacity, light weight, long mileage, long battery life. Lithium batteries can last more than five years and are two or three times more expensive than lead-acid batteries.
Lead-acid batteries are easy to damage at low temperatures in winter and cannot be recovered, and it is not easy to use after two winters, with frequent charging and poor battery life. Replace the battery in two or three years.
Electric vehicles that do not carry people and do not load are generally 48V suitable, which is better.
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Don't buy lithium batteries, it is much more dangerous than lead-acid batteries, and a large part of them are lithium batteries. Because there are many 32650 batteries connected in series and parallel, special attention should be paid to insulation when connecting. Once broken, it may be due to a short circuit****.
Electric vehicles are lithium batteries, many of which are produced in small workshops, and the quality is not up to par. The safety factor of lead-acid batteries is higher, and external short circuits are also possible, but not **, and the charging is also the most bulging.
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Lithium batteries are of better quality and more durable.
In terms of stroke, the 48V will run farther, and the speed is determined by the size of the motor.
Generally, ordinary batteries can last for two or three years, and lithium batteries are more durable.
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Hello: 1, two kinds of batteries [Not to talk aboutWhoever is good and who is bad, as long as [The rated voltage is the same], you can use electrical appliancesNormal operation(e.g. electric vehicles).
2. Batteries made of these two materialsEach has its own advantagesa. (same voltage and capacity) lithium batterySmall size
b. (same voltage and capacity) lead-acid batteryLow cost], including the cost of repairs.
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The 48V is not as strong as the 60V, and the speed is not as fast as the 60V.
Whereas, lead-acid batteries do not have a longer lifespan than lithium batteries. And 60V electric vehicles are over-standard electric vehicles, which do not meet the new national standard, and may not be allowed on the road soon.
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The function of the battery is to power the electric vehicle, so it must fit the electric vehicle's motor and controller. A 48V battery is only suitable for a 48V car, and a 60V battery is only suitable for a 60V car.
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The capacity of lithium batteries is the same as that of lead-acid batteries, but the weight is not the same. Lithium batteries are light, afraid of overcharging, and fear of cold will reduce power. Lead-acid batteries are heavy and large, and they are also afraid of overcharging and cold, but they are stronger than lithium batteries.
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Judging from the trend, lithium batteries are a little better.
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Quality, specifications are different. The capacity of 18650 lithium battery is generally between 1200mah and 3600mah, and the general battery capacity is only about 800, if you combine 18650 lithium battery to form 18650 lithium battery pack, the 18650 lithium battery pack can break through 5000mah casually, the service life of 18650 lithium battery is very long, and the cycle life can reach more than 500 times during normal use, which is more than twice that of ordinary batteries.
18650 lithium battery welding precautions.
1. Welding strength: 15. The internal resistance of the battery increases, the performance of the battery decreases, and the service time is short.
2. Appearance of spot welding: there is no explosion fire, virtual welding, and falling off of the tabs, and there is no welding penetration, convex and concave points, deformation, explosion and other undesirable phenomena at the bottom of the shell; Poor appearance, easy to rust; If the weld is penetrated, the liquid will leak and the battery will be scrapped.
3. Parameters of spot welding: welding current, preloading time, pressure; Poor spot welding.
4. The center hole is damaged: the battery cell is short-circuited.
5. Leakage of insulating sheet: It is impossible to ensure that the positive electrode and the negative electrode are completely isolated, so there are potential safety hazards.
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It depends on the conditions you lock, compared with nickel-metal hydride and nickel-cadmium, lithium batteries have their excellent advantages, and the future is the era of lithium batteries. If you say that the same kind of lithium battery is big, it is determined by different brands, quality and capacity. In addition, the lithium battery industry is now reducing prices.
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There are large capacity small ones, imported domestic ones, and brand new second-hand refurbisheds. **The difference is certainly big.
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In general, the cost of the battery is already very transparent, as for what you said, the ** is far from the same, I think there is only one possibility, that is, the raw materials are different! The difference between a good raw material and a raw material cost will be very different.
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Summary. The difference between 60 volt 58 amp and 60 volt 52 amp battery is that the voltage of the two groups of batteries is equal, that is, the storage power of the two batteries is somewhat different. The storage power of one battery is 58 amps, and the storage power of another battery is 52 amps, the larger the stored power, the more durable the battery, although the voltage of the two groups of batteries is equal, but the 58 amp battery is definitely more durable than the 52 battery, and the service life is also long.
The difference between the 60 volt 58 Ansong Mountain and the 60 volt 52 amp battery is that the voltage of the two Yena middle group batteries is equal, that is, the storage capacity of the two batteries is somewhat different. The storage power of one battery is 58 amps, and the storage power of another battery is 52 amps, the larger the stored power, the more durable the battery, although the voltage of the two groups of batteries is equal, but the 58 amp battery is definitely more durable than the 52 battery, and the service life is also long.
I heard that the 58 amp battery is not as stable as the 52 amp battery, and the sky can be super powerful, is it true? Thank you!
A 58 amp battery is definitely more durable and has a longer service life than a 52 battery.
Thank you! Uh-huh.
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Which is better, lithium iron phosphate battery 18650 or 32650, is more durable.
32650 is better: 18650 is a mnnico ternary lithium battery, diameter 18mm, height 65mm, Sirotye 0 represents battery type: round 32650 is LiFePO4 lithium iron phosphate battery, diameter 32mm, height 65mm, 0 represents battery type:
Round cells have different diameters and different capacities. It is generally believed that the battery capacity of the 32650 is double that of the 18650. The batteries are connected in series and parallel to get the battery pack.
The series voltage is doubled, such as 4 cells, the battery pack obtained after the ternary lithium battery is connected in series, the battery capacity is unchanged, and the battery pack obtained after the ternary lithium battery is connected in parallel, the capacity. The same goes for lithium iron phosphate batteries. Pros & Cons:
The capacity of ternary lithium battery 18650 is large, so the number of batteries required is less if the same capacity is required per unit volume. However, the internal structure of ternary lithium batteries is unstable, and it is easy to use at high temperatures (above 60 C), and the risk factor is high. Lithium iron phosphate battery, the internal comma structure is stable, high temperature resistance, and low temperature resistance.
High safety factor.
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18650 is the originator of lithium-ion batteries - a standard lithium-ion battery model set by the Japanese Sony company in order to save costs, in which 18 means a diameter of 18mm, 65 means a length of 65mm, and 0 means a cylindrical battery.
Lithium battery charging needs attention.
The battery pack has some power left before leaving the factory, and it can also be used for short rides after electric vehicles**. After the first ride, the battery must be charged for the first time, and it is recommended that the first charge should be slightly longer (8-12 hours).
If the battery is not used for more than two months, the battery pack needs to be fully charged. If the battery pack has been left for more than 5 months, it needs to go through a charge-discharge cycle. Regular use of the battery, normal use, regular charging of the battery pack when it is placed for a long time, can ensure the best practical effect of the battery pack and prolong the service life.
1) "Vehicle" means motor vehicle and non-motor vehicle.
2) "Motor vehicle" refers to a wheeled vehicle that is driven or towed by a power unit and driven on the road for personnel or for transporting goods and carrying out special engineering operations.
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