The eu's new rules take effect: electric vehicles must noises

This device is called acoustic alarm system ( 声汽车警报系统,艾娃) 。 In the back or lower speed ( Speed is lower than the 19 km/h) The Avas must start and make a sound, in order to alert pedestrians.

in 2014, the European commission in drafting the regulations ( 欧盟的监管。 540/2014) When trying to demand for Avas incorporated in the laws and regulations. In September 2017, eventually Avas new rules be brought into the eu regulations.

according to the regulation, since July 2019, all new models of electric cars must be equipped with Avas. Since 2021, all of the new electric cars, including the existing series of electric cars must be equipped with this system, has been on the road car may be refurbished.

compared with gasoline and diesel vehicles, electric cars more environmentally friendly, and eliminated traditional automobile engine to a certain degree and causes of noise pollution. But this has triggered another risk & ndash; — They're too quiet. In & other; Bowed their heads and family & throughout; Today, more and more cars are too quiet cars could instead to a sense of the road killer.

according to a study at the university of California in 2008, some of the lower speed of electric and hybrid cars until a second before collision with pedestrians will be heard.

the UK charity Guide Dogs in 2015, according to a study in the UK, quiet, hybrid and electric vehicles and pedestrians collision probability is 40% higher than normal internal combustion engine car; From 2012 to 2013, pedestrian accident hurt by the quiet vehicles increased by 54%.

2015 YouGov poll, more than three quarters ( 76%) Believe that the quiet vehicles for blind people less secure; 78% of people think that these cars less security for the elderly, three-quarters of people think so is for children.