Laptop battery a, b, c, d batteries category mystery
Lithium battery in accordance with the uses min, is industrial and civilian 2 species, industrial Shang General without and less with 18,650, General with polymer battery for more, because polymer electric core of shape good control, 18,650 is cylindrical shaped of, relative, bad control shape, and polymer battery of carry weight light, so in military technology, space technology, oil drilling and so on these using polymer battery mainly, notebook using polymer electric core of currently I by know of on as X300 series and Apple air and Toshiba of that is thin of camera, is to shape and light. Phone using of is low capacity of polymer electric core, relative X300 battery of polymer electric core power density, just which of one-third, mobile phones in the to stressed its battery durable, said battery has more than 1000 more AMH of capacity, actual using of not polymer electric core, but 103,450 ,cheap laptop batteries, flat shaped of lithium battery, X60t 8 core in the using of 103,450 electric core of capacity has reached has 2000mah,X41T of also has 1900MAH, so, real of polymer electric core, currently using in notebook in the of is units storage can density is maximum of.
Manufacturers in production same batch Notebook battery of when, will under battery of discharge test performance for classification, is divided into ABCD four class (three ocean of distinction way, because three ocean and Panasonic of distinction way actually has into has industry of standard), A=2000MAH,B=2200MAH,C=2400MAH D=2600MAH, in battery Shang playing Shang ABCD of distinction code, and while in battery protection gas cover of color Shang for distinction (battery in discharge of when will production gas, battery cathode has a protection cover, dang battery placed gas to must volume of when, is fast reached design life of when, gas on will will lid to top open, to makes battery de ,dell laptop batteries, road), this is ABCD of sources, because three ocean and Panasonic of strength, this also on in industry in the into has default of difference way. Of course, this is limited by production technology, now Sanyo stopped the internal material composition of the original 2400mah Notebook battery, switch to the new material formula, so 2000-2600mah of present SANYO batteries, is actually a different quality of the products of the same production line.
So, what we often see who said they used what uses a compatible battery-what is ultra batteries AA level mean? In fact, was a means of propaganda, took Sanyo to cite examples, each 18,650 capacity batteries are easily distinguished, see the battery protection cover color you know volume size. Battery assembly plant after receiving the SANYO batteries provided, paired Assembly, also on the first pair (mainly internal resistance of the pair), and then are assembled, in this session, battery manufacturers and battery kmnbgfjfddsa Assembly manufacturers did not distinguish between what are called A++. So, new 2600mah battery for sale on the market is the source of what? A is real of battery pack loaded manufacturers inventory, is a group electric core of remaining tail material, battery Assembly factory to let battery of quality best of, General is refused using this remaining tail material plus to new group electric core inside for production of; second species, is in production Qian of test process in the, found because various factors, has does not compliance of 2600mah electric core, but its capacity and greatly than 2400mah electric core. Both of these batteries is the main source of outside sales new 2600mah. So, what this so-called A++ thing is totally merchants own criteria, no basis. Also, battery capacity and letters in reverse order, b level is 2200mah battery, which is origin of the domestic notebook often use 4400MAH, cheap and most mature.
From material of angle ,dell inspiron 6000 battery, Shang view, electric core is rare earth + metal + precious metals, several large battery manufacturers has been from China import rare earth (rare earth main of origin is China), because rare earth is intergrown, so even has then precision of purification technology, each production of material are has weak of components differences (main is impurities), while, key material-oxidation cobalt also has it of features, because oxidation cobalt exists weak of radioactive and and exists half-life, while on impurities special sensitive, so, each production out of electric core, using different origin of rare earth made of material, quality are has differences, impurities of tiny difference enough to effect to lithium lattice and oxidation cobalt of stability, this is with Group Notebook battery electric core production out, manufacturers must min capacity to identifies of reason has, also, desktop using of memory, CPU of frequency identifies is using also of way
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