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3 into the electric car "screaming": cheap brake pads is the culprit - electric cars, small appliances, electric bicycle - HC Networ

4 6 pm, at the Hangzhou Grand Canal Plaza, a mall, a lady in the careful selection

Electric Bicycle But she did not see the color and style, but try again and again brake.

Electric cars The salesman told Zhejiang "Daily Business Daily" reporters, many customers came to buy a car, most will ask about the brakes, especially when braking will generate noise, which they buy electric vehicles are becoming a key factor.

Three into electric car brake "Scream"

's Relatively large flow of people and cultural Fai Road on the Tong Road intersection to do a survey. After the intersection of 20 electric vehicles, because the brake sharp sound of the electric car issue reached six, accounting for three percent. In

Express delivery Companies to work Xiao Sun, said he was riding the electric car more than two months, when the brakes will result shrill voice, "not only himself upset, but also affect other people."

According 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 bike began to develop rapidly.

End of 2006, electric bicycle ownership in Hangzhou has exceeded 500,000. In Hangzhou, 10 ordinary family, with 4 owned electric bicycles, electric bicycles have become the main means of transport to Hangzhou one of the people. Continued expansion in overall size, while noise pollution related to electric bicycles also will correspondingly.

Cheap brake pads easy to produce the noise

"Electric cars will not produce noise when braking, and electric vehicles brakes have great relationship." According to Lin Ping, general manager of the Green up to power, at present the electric car brakes have brake and brake up,

Wheel 3 brake, brake and cost less than 10 yuan, up brake cost is as high as 20 yuan more than the price of the most expensive wheel brake is a brake up twice.

, Of course, the price is different from the life of the brakes also vary, generally brake and service life of six months, up to one year brake, brake hub can be used for more than two years. "Brake and electric brake and the car up using the period of time, prone to noise, wheel brake is relatively much better." Said Lin Ping, the most inexpensive brake and the most prone to noise.

Reporter also learned that, at present, only electric cars in China

Vehicle National standards, parts, and no national standards. Standards in the vehicle, the brake one, only the braking distance requirements, but did not brake noise requirements. Therefore, some manufacturers in order to save 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 said that they had received any complaints related to the public, but for this type of noise pollution, because the state no relevant policies and regulations, at present no way to monitor the environmental protection department.

Moreover, the electric car on the road noise is the noise, the causes are complex, beyond their jurisdiction.

Subsequently, the reporter interviewed on the matter the city traffic police department. Municipal traffic police detachment Legal Department, said a staff member, the State expressly motor whistle shall not exceed 80 decibels, the sound produced by electric car may not exceed the number of decibels, the state has not expressly provided, this also increases the difficulty of their law enforcement .
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