Feb 03, 2019 Pageview:688
Everything in nature, as long as the temperature is above zero in absolute temperature, is constantly transmitting heat in the form of electromagnetic waves. This way of transmitting energy is called radiation. The energy emitted by an object through radiation is called radiant energy, or radiation.
Even you are constantly absorbing energy from the outside world. So, don't hear the radiation is very nervous. It can be said that radiation is ubiquitous. It has evolved for millions of years as a human being. It has natural resistance to common radiation. The radiant energy during charging is negligible, so don't think too much.
The position of the pre-filled post, the sealed post, etc., which is commonly referred to as a liquid injection post or a chemical injection post, is in contact with the electrolyte. In the ingredients, there will be relatively large dust, which is harmful to people. The coating station has a greater hazard to the respiratory tract, and the dust in the production position is relatively large, but the radiation is not.
The lithium battery factory is divided into two major blocks:
If it is a battery core, the contents inside the battery core are harmful to the human body. It is not recommended to go to work. Wear a gas mask or a mask. I didn't know the situation before I opened a battery ingredient bucket, smoked it, and couldn't eat it for a day.
If you are doing PACK, it basically has no effect on the body (individual stations need to be exposed to organic solvents).
The so-called radiation refers to the phenomenon that radio waves generated by high-frequency oscillation of the circuit are emitted into space. Radiation of a certain frequency and intensity has an effect on the body. The batteries used are generally chemically and physically altered, and there is no radio frequency generation, so there is no radiation.
Everything in nature, as long as the temperature is above zero in absolute temperature, is constantly transmitting heat in the form of electromagnetic waves. This way of transmitting energy is called radiation. The energy emitted by an object through radiation is called radiant energy, or radiation.
The remainder, except for the contamination of the materials described above, is primarily a cyclic/chain carbonate or carboxylate in the injection. The solute is mainly lithium salt lithium hexafluorophosphate. The additives are mainly film-forming additives, flame retardant additives, conductive additives, and low-temperature discharge additives. The pollution of the whole process is also good. Of course, chemical agents, without paying attention to their control, are definitely polluted to the environment. As for the final packaging and formation, the pollution is even smaller.
Talk about the recycling part
For lithium cobalt oxide and ternary systems, of course, there is still a need for recycling, after all, it contains heavy metals. However, lithium iron phosphate, in addition to the internal electrolyte and the like is basically harmless, compared with other batteries, it does not produce any toxic and harmful medium metal elements and substances such as lead, mercury, cadmium, etc., so the pollution is relatively small.
However, substances in waste lithium-ion batteries can cause heavy metal nickel and cobalt pollution (including arsenic), fluorine pollution, organic pollution, dust and acid-base pollution. The electrolyte of waste lithium-ion batteries and their conversion products, such as LiPF6, LiAsF6, LiCF3S03, HF, P201, etc., solvents and their decomposition and hydrolysis products, such as DME, methanol, formic acid, etc., are toxic and hazardous substances, or need to waste lithium The battery is sent to a qualified place for unified treatment, and should not be discarded.
In fact, the pollution depends on how to look at it. The emphasis here is on the comparison of other batteries. Then it mainly refers to lithium-ion batteries, because lithium-ion batteries are now produced less.
Will the production process of the lithium battery line and the process cause pollution (gas, water and soil)? At the current stage of lithium battery production, lithium batteries (Li-ion) will not be contaminated with (toxic heavy metals).
1. Start with the battery itself
Lithium batteries are harmless to the human body and the environment during normal use, but if the lithium batteries are scrapped improperly, they will cause harm to the environment and then act on the surrounding organisms and human body through the environment. This is mainly because the chemical substances such as lithium hexafluorophosphate and polypropylene glycol (alcohol) contained in the lithium ion battery cause organic pollution to the environment. In addition, it contains heavy metals such as cobalt, which can also cause harm to the environment.
[Lithium battery is not there to destroy it, then there is no harm]
1. First, radiation is divided into ionizing radiation and electromagnetic radiation. The battery may generate certain electromagnetic waves through electrical appliances (such as mobile phones), but the battery itself does not. Ionizing radiation is a general term for all radiation that can cause ionization of substances. Many, high-speed charged particles have alpha particles, beta particles, protons, uncharged particles with seeds, and X-rays, gamma rays, and these radiation doses have adverse effects on people.
2, there are many types of lithium batteries, common lithium batteries have lithium-ion batteries and lithium polymer batteries , lithium-ion batteries are mostly wrapped in stainless steel casing, relatively safe, lithium polymer battery packaging is like foil, easy to accept Damage, which can cause burning after being damaged, because lithium is a very active metal that can cause burning when exposed to the air.
If they don't say so, no one will do it. The impact of lithium is still being quantified, but it certainly is. For your own sake and that of your future children, try not to do this job.
The page contains the contents of the machine translation.
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