standards are tightened for lithium-ion batteries - the …

DETROIT —
Underwriters Laboratories, the company that developed product safety testing, is strengthening its lithium-
The ion battery standard after a series of battery failures reveals the weakness of the technology.
This year, nearly four months after regulators shut down the Boeing 787 Dreamliner, lithium-
On January, the ion batteries on the two planes overheated, causing a fire on one plane.
Still, analysts expect more and more products to rely on batteries, which are more powerful and resilient than conventional batteries.
Global Lithium Market-
Ion batteries are expected to double by 2016.
In an article published on its website on Wednesday, the Underwriters Lab said it had developed a more rigorous test to prevent fire from being caused by a short circuit inside the battery.
The company is also refining the safety and testing standards for large batteries that are increasingly used in hybrid and electric vehicles.
\"The number of lithium --
Ion battery in use, complexity of lithium
\"Ion battery and numerous conditions of use make the design of the safety battery and the development of the battery safety standard test extremely challenging,\" Underwriters Lab said . \".
Over the past decade, the use of batteries has been greatly expanded, powering all products from Chevrolet Volt to iPads.
Quantity of lithium-
The ion batteries made worldwide have expanded to four.
According to the portable rechargeable batteries association of the battery manufacturer trade group, it was 4 billion in 2012 and 0. 8 billion in 2002.
Still, Boeing\'s crisis illustrates how battery experts try to understand the risks posed by large aircraft
Format the battery, and the cause of the internal short circuit, such as the short circuit related to the dreamy problem.
GS Yuasa in Japan produces 787 batteries and Thales SA in France produces battery systems.
The Consumer Product Safety Commission has recorded more than 350 fires involving lithium.
The American insurer\'s laboratory says ion batteries have been used since March 2012.
The company worked with officials from NASA and Oak Ridge National Laboratory to develop internal short tests.
This approach is now part of the NASA shuttle battery identification process.