Which lithium battery is better than a lead-acid battery electric vehicle?
by:Vglory 2021-04-25
Advantages of lithium battery electric vehicles 1. Long cycle life: The lithium battery is charged and discharged at a rate of 1C, and its cycle life is greater than or equal to 500 times. The electric capacity at the 500th time is 70% greater than the nominal copper beam. And even if the lead-acid battery is discharged at 0.5 and charged at 0.15C, its cycle life is less than or equal to 350 times, and the capacity is less than or equal to 60%. 2. Good low-temperature discharge performance: Lithium batteries can work normally at -25 degrees, and their capacity can reach 70% of the nominal capacity, while lead-acid batteries have 50% of the capacity at -10 degrees, and at -25 degrees. No time: It can work normally. 3. Strong charge retention ability: after placing the overflowing lithium battery pack for two months, its capacity is greater than or equal to 80%, while the lead-acid battery is placed for two months, only 40%-50% of the nominal capacity . 4. Strong continuity capability. Since the weight of the lithium battery pack is only 30% of the lead-acid battery, under the same voltage and capacity, the continuation capability of the lithium battery is strong. 5. High specific energy: Since the volume of lithium battery is only 30% of lead-acid battery, the energy reserve of lithium battery is larger than that of lead-acid battery when using the same space. Advantages of battery electric vehicles 1. Safe sealing: In normal operation, the electrolyte will not leak from the lead-acid battery terminal or shell. 2. No free acid: The special absorbent separator keeps the acid inside. There is no free acid inside the battery, so the battery can be placed in any position. 3. Venting system: When the internal pressure of the battery exceeds the normal level, the VRLA battery will release excess gas and automatically reseal to ensure that there is no excess gas in the battery. 4. Simple maintenance: Because the unparalleled gas composite system converts the emerging gas into water, do not add water during the use of lead-acid batteries. Summary: Lithium battery electric vehicles and lead-acid battery electric vehicles have their own advantages and disadvantages. If you think lithium batteries are too expensive, then choose batteries. In terms of cost performance, lithium batteries may be inferior to batteries, of course, the choice depends on the actual situation of the individual. Disclaimer: Some pictures and content of the articles published on this site are from the Internet. If there is any infringement, please contact to delete it.
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