4 seven pm, at the Hangzhou Grand Canal Plaza, a mall, a lady within the careful selection. Electric Bicycle But she did not look the color and style, but try repeatedly and repeatedly brake. Electric cars The salesman told Zhejiang Daily Business Daily reporters, many clients came to buy a car, most shall ask regarding the brakes, mostly when braking shall generate noise, which they buy electric vehicles are becoming a key factor. 3 into electric car brake Scream. 's Relatively huge flow of people and cultural Fai Path on the Tong Path intersection to do a survey.
Subsequent to the intersection of 20 electric vehicles, due to the fact that the brake sharp sound regarding the electric car issue reached six, accounting for 3 percent. Express delivery Businesses to work Xiao Sun, spoke about he was riding the electric car higher than 3 months, when the brakes shall result shrill voice, not only himself upset, but also affect other people. Regarding to Hangzhou Non-motor vehicle Cars Management The electric cars and bicycles in Hangzhou data provided by trade associations, from the beginning of 1999, Hangzhou, allowing for electric bicycle license, the Hangzhou electric bicycle began to develop rapidly. End of 2006, electric bicycle ownership in Hangzhou has exceeded 500,000. In Hangzhou, 10 ordinary family, with 5 owned electric bicycles, electric bicycles have grow to the first means of transport to Hangzhou one regarding the people.
Continued expansion in overall size, while noise pollution related to electric bicycles also shall correspondingly. Cost effective brake pads easy to make the noise. Electric cars shall not make noise when braking, and electric vehicles brakes have best relationship. Regarding to Lin Ping, general manager regarding the Lime up to power, at present the electric car brakes have brake and brake up,. Rim 4 brake, brake and cost fewer than 10 yuan, up brake cost is as high as 20 yuan higher than the cost regarding the greatest expensive rim brake is a brake up twice.
, Of course, the cost is different from the life regarding the brakes also vary, generally brake and service life of six months, up to one year brake, brake hub should be used for higher than 3 years. Brake and electric brake and the car up creating use of the period of time, prone to noise, rim brake is relatively many better. Spoke about Lin Ping, the greatest inexpensive brake and the greatest prone to noise. Reporter also learned that, at present, only electric cars in China. Vehicle Local standards, parts, and no local standards.
Standards within the vehicle, the brake one, only the braking distance requirements, but did not brake noise requirements. Therefore, some manufacturers sequential to keep costs around 1,000 yuan in electric vehicles are mostly used in brake and devices. Electric cars is still monitoring the blank noise. Reporter appears the city electric car brake noise pollution to the EPA for consultation, the EPA official spoke about that they had received any complaints related to the public, but for this kind of noise pollution, due to the fact that the state no relevant policies and regulations, at present no method to monitor the environmental protection department. Moreover, the electric car on the path noise is the noise, the causes are complex, beyond their jurisdiction.
Subsequently, the reporter interviewed on the reason the city traffic police department. Municipal traffic police detachment Legal Department, spoke about a staff member, the State expressly motor whistle shall not exceed 80 decibels, the sound produced by electric car shall not exceed the many decibels, the state has not expressly provided, this also increases the difficulty of their law enforcement.
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