Nearly two weeks, the South Korean capital Seoul, the Grand Duke garden, a group called "Elephant Train" quietly debut a new electric car display in front of an audience. The green grass of new power car was designed steam locomotive style, like the new car market closed before the need to run the same, "Elephant Train" is also in a trial run, the car does not carry passengers. South Korean researchers believe that these new electric cars, another name - line electric cars, electric cars represent the future.
As we all know, the existing shortcomings of electric cars are too heavy and expensive battery charging time is longer, life is very short distance. The electric car line across all of these obstacles, the principle of which is far too simple - the laying of cables under the road, this vehicle is in motion the process to be charged. Therefore, the "online" concept does not mean the use of the Internet, but the wires from the power car and the level of the combination of electric car from an online name.
But the electric car line from the beginning of the development was considered to be the South Korean people, "Hwang second incident." Mercedes-Benz car on the road from the underground wires leads how to power it? Any country in the world failed to develop successful technology, South Korea, what is the solution? Because there is such widespread prejudice, on-line electric cars has been "like stem cell research as it was when the technology is not cheating people," such attacks.
Korea Advanced Institute of Technology researchers say, the current in the wires laid under the roads flow creates a magnetic field, the vehicle attached to the bottom of the collector device can be transformed into electricity and use them. They paved the road a few meters of the width between 20-90 cm of the power supply board, and then installed in the car underneath the magnetic device. When driving the car on the road, magnetic devices do not have access to power board, power board will be able to receive power, to the car battery. The researchers also developed a sensor technology to make the distribution of the magnetic field in all directions can be up to improve the efficiency of power collection. Moreover, the inductive charging system and the tram system is not the same car without the need of magnetic devices and power strip in direct contact, pedestrians will not touch an electric shock to the power board.
The researchers said it expects first-line electric cars will be the same as bus routes according to certain, there is no need for the entire road paved on both wires, as long as the starting point, end, intersection or parking stations, etc. can be laid to ensure normal operation of vehicles, the overall wire length is about 20% of line length.
It is said that the principle of electric cars like the line "set the egg of Columbus", as understood then, and no big deal. However, in countries around the world are seeking ways to power vehicles on the battery performance improved, South Korea proposed the idea of this new electric vehicle research and development opened a new direction.
Since February 2009 President Lee personally test ride online electric car, the researchers have been repeatedly upgraded its improvement. Early stage of development, road surface and vehicle spacing of the lower collector device but only 1 cm, almost close to the ground is moving. But only after more than a year, increased to a 20 cm distance, which in the world is unprecedented. The researchers believe that the era of online means that electric cars and internal combustion engines of vehicles using the station's end.
In the "green economy" policy guidance, the South Korean government on the implementation of electric cars exempt from individual consumption tax, income tax, registration tax scheme. If the purposes of this program, consumers can buy cheaper power cars 300 million won. It is reported that expansion of the central bus lanes in Seoul in 2011 on-line electric car test run.
Author: ZTE Jiande City Electrical Appliance Factory
website: www.hzzxdq.net
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