Fast technology on September 13, it was reported that Tesla's Harris Ranch Tesla Supercharger, the world's largest, was revealed to have quietly charged during the peak period such as holidays.The use of electricity from diesel power plants to meet the charging needs of car owners has sparked heated debate online.

It is reported that California Highway 5 connects San Francisco and Los Angeles two big cities, about 6 hours by car, Tesla for the convenience of the owners of the two places, on the road set up the Harris Ranch Supercharger station, set up 98 charging positions, known as Tesla the world's largest charging station.

But the media discovered that the charging station was opposite a Shell gas station, with a diesel power plant hidden behind it,The purpose of the plant is to supply power to Tesla's charging stations, especially during peak times such as holidays.

Although there is no specific proportion of the diesel power plant to the Tesla supercharging station, the use of diesel power generation to charge electric vehicles is also considered to be environmentally unfriendly and high-carbon behavior.