80% electric scooter speed exceed the standard hidden – energy – people.com.cn original title: 80% electric scooter speed exceed the standard kept hidden yesterday, the City Consumers Association announced the results of comparative tests of 20 electric scooter. The results showed that 80% electric scooters are speeding and brake problems, poor braking performance, braking distance of 19 vehicles were more than 4 meters, the brake the longest distance up to 9.9 meters. This comparison test sample by the Municipal Association staff as ordinary consumers from the network channels were purchased, 20 brands of 20 enterprises involved in the production of products in Shanghai, Zhejiang, Jiangsu, Guangdong and other cities of the electric scooter sample. After testing, 20 samples in the 16 samples of the highest speed of more than 20 kilometers per hour. According to the relevant provisions of the standard, the maximum speed electric bicycle is 20 km per hour, while the electric scooter test the fastest speed reached 27 kilometers per hour. Electric scooter wheel for small diameter, small coefficient of friction braking stability is poor, so when riding in high speed braking system cannot be guaranteed to meet safety braking emergency or danger, high speed will lead directly to the brake performance is poor, easily lead to danger, causing great security threats for cyclists and pedestrians. (: Yan Lu, commissioning editor Du Yanfei)相关的主题文章: