Home Culture NTSB says automobile battery fires pose dangers to 1st responders-Autopresse.eu

NTSB says automobile battery fires pose dangers to 1st responders-Autopresse.eu

NTSB says automobile battery fires pose dangers to 1st responders

2021-01-13 16:27:09

DETROIT (AP) – Electrical automobile fires pose security dangers to first responders and tips from producers about tips on how to take care of them have been insufficient, in accordance with U.S. investigators.

There are additionally gaps in business security requirements and analysis on high-voltage lithium-ion battery fires, particularly in high-speed, extreme crashes, the Nationwide Transportation Security Board mentioned Wednesday.

The company, which has no enforcement powers and might solely make suggestions, known as for producers to write down vehicle-specific response guides for preventing battery fires and limiting chemical thermal runaway and reignition. The rules additionally ought to embody data on tips on how to safely retailer autos with broken lithium-ion batteries.

The suggestions come at a time when automakers are rolling out a number of new electrical automobile fashions, with many within the business perceiving an inflection level in switching from gasoline energy to cleaner electrical energy.

The company in its Wednesday report additionally requested firefighter and auto towing associations to tell members about hearth dangers and tips on how to take care of power remaining within the battery after a crash, and on tips on how to safely retailer a automobile with a broken battery.

And it’s asking the Nationwide Freeway Visitors Security Administration to incorporate the provision of an emergency response information when it calculates five-star automobile security scores.

NHTSA additionally ought to construct a coalition to analysis methods to de-energies batteries and scale back hazards from thermal runaway, a chemical response that causes uncontrolled battery temperature and strain will increase.

The NTSB began investigating battery fires after crashes and fires in Lake Forest and Mountain View, California, and in Ft. Lauderdale, Florida, in 2017 and 2018. It additionally probed a non-crash hearth in West Hollywood, California. Three of the batteries reignited after fires had been extinguished.

All 4 autos had been made by Tesla, which is the top-selling electrical automobile maker within the U.S.

“The dangers of electrical shock and battery reignition/hearth come up from the ‘stranded’ power that is still in a broken battery,” the company mentioned.

In an 80-page report the NTSB wrote {that a} evaluation of emergency response tips from 36 producers discovered that every one had methods to mitigate the chance of high-voltage shocks together with strategies for disconnecting the battery. However not one of the guides spoke to limiting the chance of power saved within the batteries, reminiscent of procedures for minimizing reignition or directions on the place and tips on how to spray water to chill the batteries, the company mentioned.

One method to take care of broken batteries is to tug them from the automobile and soak them in a saltwater bathtub to discharge the power, the NTSB wrote.

Messages had been left Wednesday in search of remark from NHTSA, Tesla, the Nationwide Hearth Safety Affiliation and the Alliance for Automotive Innovation, a big automaker commerce group.

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