How to look at the battery of a battery car: a hot topic and practical guide on the Internet
Recently, the discussion about electric vehicle batteries has become a hot topic, especially how to judge the battery status, extend its service life and purchase tips. This article combines the hot data of the entire network in the past 10 days to provide you with structured analysis and practical suggestions.
1. Hot topics related to electric vehicle batteries across the entire network (last 10 days)
| Ranking | Topic keywords | search volume index | Main discussion platform |
|---|---|---|---|
| 1 | Battery life test | 48,200 | Douyin/Zhihu |
| 2 | Battery car charging explosion | 35,700 | Weibo/Bilibili |
| 3 | Graphene battery actual measurement | 28,900 | Xiaohongshu/Autohome |
| 4 | Battery repair methods | 24,500 | Baidu Tieba/Kuaishou |
| 5 | Winter battery maintenance | 18,300 | WeChat public account |
2. How to check the battery status? 4 practical methods
1.Voltage detection method: Use a multimeter to measure the battery voltage. The normal value range is as follows:
| Battery type | Full voltage | Required charging voltage | scrap threshold |
|---|---|---|---|
| Lead acid battery | 12.7-13.2V | ≤12.3V | ≤10.8V |
| Lithium battery | 13.6-14.4V | ≤13.2V | ≤12.0V |
2.Observation port judgment method: Some batteries are equipped with observation windows, and the colors correspond to the status:
• Green: The battery is sufficient
• Black: requires charging
• White: Battery is damaged
3.Battery life comparison method: Record the cruising range of a new car. When the cruising range drops by more than 30%, it is recommended to check the battery.
4.Professional detector: The battery tester used in repair shops can accurately display the level of health (SOH) and remaining capacity (SOC).
3. Analysis of TOP3 recent popular battery issues
1.Charging explosion accident: Multiple incidents show that 80% of explosions are related to inferior chargers. Experts recommend using the original factory charger to avoid overcharging.
2.Graphene battery controversy: Actual measurement data shows that the cycle times of some brands of graphene batteries can reach 1,200 times, which is 50% higher than ordinary lead-acid batteries, but the price is 2-3 times more expensive.
3.Battery life plummets in winter: At minus 10°C, the capacity of lead-acid batteries drops by about 40%. The following measures are recommended:
• Indoor charging
• Charge immediately after riding
• Deep discharge once a month
4. Battery purchasing guide (latest data in 2023)
| brand | type | price range | Warranty period | User ratings |
|---|---|---|---|---|
| Tianneng | Lead acid battery | 400-600 yuan | 15 months | 4.7/5 |
| Super powerful | graphene | 800-1200 yuan | 24 months | 4.5/5 |
| Stellar | Lithium battery | 1500-3000 yuan | 36 months | 4.8/5 |
5. 5 tips to extend battery life
1. Avoid deep discharge (recharge only when the battery level is lower than 20%)
2. Use a matching charger (voltage/current parameters are consistent)
3. Charging does not exceed 8 hours in summer
4. Complete charge and discharge once a month
5. Maintain 50% battery storage when not in use for a long time
Through the above structured data and practical suggestions, I hope it can help you better understand and use electric vehicle batteries. In the near future, with the implementation of new national standards and advances in material technology, battery technology will continue to be upgraded. It is recommended to pay attention to official channels for the latest information.
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