According to statistics, in 2010, the global automobile population was 850 million, which consumed 55% of oil production and emitted 15% of CO2. In 2050, it is estimated that the global automobile population will reach 3 billion, which is to control the temperature increase of 2 degrees. The consumption of oil for CO2 emissions must be reduced by 4 times and CO2 emissions must be reduced by 6 times. Therefore, the automotive industry needs to revolutionize the issue of reducing energy consumption. As a result, new energy vehicles began to appear in people's discussion and research topics, and along with the recent years, various countries have invested heavily in new energy vehicles and research, new energy vehicles are gradually opening its mysterious veil, from the show's show floor and People's imagination comes to reality.
The 26th World University Games that is being held recently is a perfect appearance of new energy vehicles. According to Zhang Jingxin, Chairman of Shenzhen Wuzhoulong Automobile Co., Ltd., Wuzhoulong provided 1,511 new energy vehicles for the Shenzhen Universiade, accounting for 75% of the 2011 total number of new energy vehicles in the city, covering 1350 single-layer hybrids. Power buses, 20 double-deck hybrid buses, 53 pure electric buses, 26 battery-operated pure electric buses, 60 fuel cell site vehicles and 2 fuel cell buses.
So what kind of car is the new energy car?
New energy vehicles are all other energy vehicles except gasoline and diesel engines. Including hybrid cars, pure electric cars, fuel cell cars, hydrogen cars, gas cars, bio-ethanol cars. Its exhaust emissions are relatively low. At present, new energy vehicles are mainly divided into: hybrid vehicles, pure electric vehicles, fuel cell vehicles, hydrogen-powered vehicles, gas vehicles, and bio-ethanol vehicles. At present, China's key development of hybrid vehicles and electric vehicles. Hybrid vehicles are those that use traditional fuels and are equipped with electric motors/motors to improve low-speed power output and fuel consumption. According to the different types of fuel, it can be mainly divided into gasoline hybrid and diesel hybrid. At present, the mainstream of hybrid vehicles in the domestic market is gasoline hybrid power. As the name implies, electric vehicles are mainly driven by electric power. Most vehicles are directly driven by motors. Some vehicles use electric motors in the engine compartment, and some of them directly use wheels as rotors for four motors.
A study shows that the proven reserves of oil in the world are only enough for mankind to use for more than 40 years. New energy vehicles are our weapon against the oil crisis and also one of the important means for mankind to save the earth's environment. Regardless of the number of obstacles in reality, let everything return to a purely original intention and respect the laws of technology. New energy vehicles must be able to identify the technical routes and business models that suit their own development and reach a stable road for healthy development.
Gate Valves are called "full-flow" valves; there's a direct unobstructed path for flow right through the middle of the valve. A wedge-shaped brass gate is lowered into a machined slot to close the valve. They should either be completely open or completely closed. Water flowing through a partially open gate valve wears away the metal and causes the valve to fail over time.
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