Tuesday, January 11, 2011

Application skills of the laptop battery cost analysis method

Application skills of the laptop battery cost analysis method


With the rapid proliferation of notebook computers, notebook batteries by the majority of the growing importance of consumer attention. Give a good laptop battery is not only the user's mobile commerce and digital lives of great convenience, but also can eliminate the future use of insecurity. A piece of notebook batteries do not, can not be met except for the users of its mobile digital life, it will also bring the use of hidden dangers, especially security issues. A battery explosion caused the destruction of a notebook, or even lead to more serious consequences.


So choose a good laptop battery is significant. However, the battery update the original price of the hundreds of thousands, many users choose a better price in the market face replacement products. But the two maintenance market price of the replacement products from 100 - 800 range, making it difficult for consumers to judge the quality from the price of the good or bad.


In this essay, by analyzing the composition and laptop battery designed to help people in from the current market price of laptop battery on businesses and other considerations to choose the best laptop batteries.


Lithium-ion laptop battery is 18650 batteries with protection circuit board and composed of PVC plastic shell, the following analysis of the cost of an item:


1.18650 2200,2400,2600 mah lithium-ion battery is divided into three types, a typical laptop battery assembly with 8 batteries (series 2 and 4). If it is genuine original batteries, usually Japanese and Korean manufacturers or domestic regular grade A 18650 batteries, these batteries have the quality assurance and safety through rigorous testing, the cost is usually in the U.S. according to the different capacity of 3 yuan between left and right one, a normal laptop battery (8) costs about 24 U.S. dollars, equivalent to RMB: 170 or so.


If B grade or disassemble the battery (installed after the quality of the batteries, Japan, South Korea has the quality of the safety issues and even batteries are often dumped in China) the cost price of between RMB 10-15 Such batteries or re-assembly after assembly, an 8 batteries notebook batteries cost 80-120 yuan. In addition, even worse, some unscrupulous manufacturers to 18650 with more poor, often have security problems, it is easy to blast out of your notebook assembly of low-quality products, and its eight batteries in the laptop battery can cost around 50 yuan .


2. Laptop battery on the PCB panel, a good control panel, you can extend laptop battery life to protect the security, the cost is usually about 80 yuan; if it is a bad battery control panel PCB dysfunction, or disassemble board, the cost of 30 yuan,


3. PVC glue on the shell, the cost of a good plastic shell of 30 yuan, the bad low-quality goods at 10 yuan.


Summing up the appeal, there is a good quality assurance by the notebook battery (8) the cost should be around 280, so a good non-Original Notebook Battery (8 batteries) and a lower price, including operations cost and profit to reach the end consumer's hands should be 350-550 yuan; if it is low-quality notebook battery products B (8) costs 120 yuan, the price for 200-300; If the minimum quality laptop battery (8) costs for the 80 or so, the price is usually between 100-200.


China-made lithium-iron batteries will be available or gave birth to tens of billions of market


Recently, the Guangzhou-resistant Battery Technology Co., Ltd. announced when the first fully independent research and development of domestic manufacture of high-energy lithium-iron battery time. It is understood that the battery is a lithium iron until the beginning of this century, developed by the United States and Europe to replace alkaline batteries in high-tech products, the discharge performance of alkaline batteries commonly used in the present 7 times for 42 traditional carbon-zinc batteries times. In addition. Lithium iron battery does not contain any toxic or hazardous substances, lead, mercury content is zero, the green environmental performance outstanding.


According to reports, this lithium-iron batteries will be made half the price of imported brands sold in the country to promote the rapid spread of this market, long-term goal is to replace a wide range of alkaline batteries. Experts predict that the future replacement of this technology gave birth to a hundred million yuan will be a huge market.



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