Continue reading »]]> aggressive design led to Note 7 fires

Samsung Note 7 release and subsequent is quickly becoming a legendary blunder in the smartphone coque silicone iphone xr star wars industry. coque samsung The Korean electronics giant is still conducting an internal investigation of the battery fires that plagued this device during its short life. But manufacturing technology company Instrumental has gottenits hands on a coque cuir iphone xr bleu Note 7 to do a detailed third party analysis. The verdict Samsung aggressive design tolerances are the culprit, not the battery itself.

The Note 7 was getting universally excellent reviews several months coque samsung s6 nba ago as it hit the ouvrir coque samsung a8 market. coque samsung a5 coque iphone xr silicone jaune fluo pompier However, it wasn long before Samsung fortunes took a turn for the worse. coque samsung Reports of battery fires started accumulating coque samsung s7 jordan by the dozen until Samsung had coque samsung galaxy s6 personalisable to admit there was something wrong with the Note 7. coque samsung Carriers stopped selling the device and Samsung started a recall program to replace phones. The new batteries in these replacement phones didn stop the fires, though. iphone 11 case After less than coque iphone xr rouge coeur two months j6 coque samsung on sale, Samsung discontinued the coque samsung galaxi trend 2 lite Note 7 and began the coque samsung galaxy s7 edge clapet process of refunding buyers in order to collect all outstanding phones.

That made it difficult for Instrumental to get its hands on a Note 7, but it managed to track one down. coque iphone With coque iphone bleu xr the phone (and a fire extinguisher) in hand, it tore the device down in hopes of learning what made itso volatile. coque samsung amazon coque samsung j1 2016 The engineers at Instrumental claim that Samsung aggressive pursuit of high battery capacity and sleek, compact design coque samsung s7 mandala were at coque de iphone xr motif odds and caused an unacceptably high failure rate.

Samsung packed a 3500mAh battery into a very small space in the Note 7. coque iphone It apparently intended to protect it internally with the help of a CNC machined pocket. coque huawei However, the battery simply did not have enough clearance. bracelet bijoux A lithium ion battery should have 0.5mm of clearance on all sides, but in order to push the Note 7 design, achat coque samsung galaxy j5 there was as little as 0.1mm of clearance on the top and 0.3mm on the side.

This is important because lithium ion batteries swell slightly during normal use. If there enough space, coque samsung j3 2017 france the battery won be damaged. However, the Note 7 battery would have been compressed during use, or even from slight flexing of the device (such asbeing in your pocket while you sit down). The battery itself was already extremely dense, with the positive and negative electrodes separated by a thin polymer layer. coque iphone The pressure exerted by the casing as the battery expanded could easily be enough to bring the electrodes into contact, leading to high heat generation and fire.

The gist coque samsung s9 marvel of Instrumental analysis is simply that Samsung pushed the design too far. If the battery had a bit coque samsung galaxy grand plus kpop more space, there might not have been any issues. coque iphone Replacing the battery with identical units in the first recall didn address the fundamental design issues, so the fires continued. coque samsung Samsung has yet to coque samsung galaxy edge6 release its own findings, so we coque samsung s10e rouge have to wait coque samsung galaxy s3 fourrure and see if its engineers agree.

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