Jan 16, 2019 Pageview:796
How can we identify a lithium-ion battery fire?
One of the dangers of a fire for lithium-ion battery is that we cannot judge whether the fire is put out or not visually. If it is not completely extinguished, fire will restrike. There is a relevant video in YouTube. You can search "FAA Lithium Fire". This video is designed to guide aircraft crew how to put out the computer fire on a plane.
What should we do to put out the fire with lithium-ion battery?
1, use a fire extinguisher to put out flame. Usually, battery is still in the smoke after flame is put out. Most of the fire extinguisher can achieve such effect.
2, due to the lithium-ion battery will burn again, if there is no cooling down, with plenty of water to cool the battery is very important. Attention, keep watering.
3, the best burning batteries will be moved to the outside, and then call the fire department to deal with it.
4, the smoke is harmful to the body. Do not breathe in the smoke.
How can we prevent lithium-ion battery from catching fire?
1, if all the batteries are in charge the rack, special electric bicycle garage will be safer.
2, the charging rack should be large and wheels, and USES the non-flammable materials. And on the gate. There won't be that prevent charging station launched out.
3, if the fire, the first reaction is charging rack will launch outside.
4, the charging rack placed batteries, chargers and smoke alarms. Only in the charging rack with an extension cord, when charging rack will launch out so there will be no other interference. Will launch out charging rack, remove the power plug should be able to easily.
5, use the timer on the power of the charging rack, to avoid to charge when you go to sleep at night.
6, Prepare an extinguisher of 10lb or ABC and ClassD. After the fire, to get water for cooling. (hoses, buckets, water spray fire extinguisher, etc.) electric bicycle battery types and fire risk.
Fire situation of commonly used type of lithium battery:
Sealing valve control type lead acid battery (SVRLA) this kind of battery appearance and used for emergency lighting and computer uninterruptible power supply. Using the constant current charger excessive can cause explosion and fire. In rare cases, automotive starter batteries have the same problem. Specific case, because the hydrogen release, and an explosion caused by hydrogen in certain situation next time. Unless the charger power is enough big, if charging for a long time, is not easy to avoid.
Nickel cadmium battery not used in the electric industry itself, in the United States and in Europe and Japan as is the use of a few years ago. Generally considered to be non-flammable. But the toxicity is very big, this also is this kind of battery without using in Europe and Japan.
Nickel metal hydride batteries are rare. Some new bikes and a lot of old bicycles have this type of battery. Usually do not flammable, but if the short circuit, will release hydrogen; If it is in an airtight space, can produce explosion.
Manganese acid lithium battery (LiNiMnC002) is widely used. If the assembly and the management right, this type of battery is not the fire. But there is still the possibility of a fire, especially the use of cheap products or misuse of the product. Using the wrong charger is the most common problems in the charging time is too long. This type of battery than the other batteries more compact in the list, the price also more populist. So is the most popular electric bicycle batteries.
lithium iron phosphate batteries (LiFeP04alsocalledLFPandLIPO) generally regarded as the safest battery lithium batteries. This kind of battery is not burn easily, and this kind of battery fire accident are very few. Such cells than manganese acid lithium battery bulky, so in the use of electric bicycle co., LTD.
Lithium cobalt battery (LiC002) has not been used for electric bicycle by any reputable companies. The energy density of such battery is commonly used in mobile phones and other consumer electronic products. And it is not stable as a big size battery for electric bicycle. It is easy to confuse that some lithium manganese acid batteries are described as nickel drill lithium manganese acid batteries, but that isn’t the lithium cobalt battery I refer to.
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