Why lithium batteries into a "time bomb"

Occurred with the previous iPod, laptop computer, cell phone explosion is similar to Europe in the multiple bombings in iPhone, but also from the past 10 years has become a mainstream digital products lithium batteries overheating caused by the battery. In March 1976, the U.S. oil company Exxon engineers Whittingham created the first prototype lithium batteries - he used titanium sulfide as an anode, lithium metal as cathode, rely on lithium-ion in the "positive - negative - positive," movement between the formation of current, complete charge - discharge process. Lithium batteries in energy density, the degree of self-discharge of the indicators are much better than those for other rechargeable batteries, giving rise to the scientific community and business R & D boom. 80s of last century, people are constantly improving lithium batteries, such as the use of lithium-containing compounds as cathode, carbon materials as anode, making it smaller and more energy density, running more stable, cheaper, lithium battery so gradually to become the mainstream of rechargeable batteries, in particular, is reflected in the portable electronic devices, and even has been used to power electric vehicles. Planting the seeds of electrolyte "missile" According to the U.S. well-known science writer series dell e1405 battery of articles in the lithium batteries in the introduction, the vast majority of lithium battery explosion caused by a short circuit, and the specific reasons, including charging overvoltage / over-current use of aging. Lithium battery manufacturing process, because the manufacturing process itself flawed, it is easy to be insulated in this between the two poles, leaving metal dust, copper foil, aluminum foil pieces.

Pages: 1 [2] 3

Add comment:

Name:
Sait link:	http://
Your message:
Enter today\\\\'s date, 2 digits (spam protection):

Popular Top Technique For Bathroom Wall Mold Removal Top Technique For Bathroom Wall Mold RemovalAuthor: Drago MarxxSince bathroom mold is such a problem, finding out how to remove the source is important. Black mold will need a source, this is why you will see mold and mildew grow on the ceilings and walls of the showers and tile. If you see spores growing on the ceilings or your walls in the bathroom it is most likely because the black mold is eating the source of the material. You can notice this by the smell of the area. This smell will be a musty odor and you will usually start to feel a bit weird being around it. This is because of the toxic excrement which it releases.

News Selecting a good cake for birthday party Selecting a good cake for birthday partyAuthor: Madhavi PororiWith kids, it may be some popular character or some person they admire, or a favorite animal, pet or toy. Sometimes you can poke a little fun at the birthday person with a cake. Picking a smart birthday cake theme really means knowing something special about the person having the birthday. When you know something about their likes & dislikes, favorite sports or leisure activities or even some quirk they have, it can be worked in to a cake theme. For example, anybody I know has a brother who has a mild case of arachnophobia, ever since finding a huge spider in her shoe as a schoolgirl.