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Expressway isolation zone capable of capturing wake flow energy of automobiles

A highway and isolation belt technology, applied in the field of wind power generation, can solve the problems of affecting driving safety, high planting cost of greening facilities, waste of recyclable wind energy, etc., achieving the effect of simple maintenance and management, and saving planting costs

Inactive Publication Date: 2021-06-25
TSINGHUA UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, there is no relevant technology at home and abroad to utilize this vehicle wake energy, resulting in a large amount of waste of recyclable wind energy
[0004] In addition, when driving on the highway at night, it is often necessary to turn on the high beam headlights. If the road is driving in both directions, this will cause strong glare to the eyes of the driver driving on the opposite side and affect driving safety. Therefore, In the middle of the expressway, a green belt is usually set up to achieve the effect of anti-glare, but the cost of planting green facilities in the green belt is relatively high, pruning and maintenance are often required, and management is troublesome, so this method of using green facilities in the belt This approach has significant disadvantages

Method used

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  • Expressway isolation zone capable of capturing wake flow energy of automobiles
  • Expressway isolation zone capable of capturing wake flow energy of automobiles
  • Expressway isolation zone capable of capturing wake flow energy of automobiles

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Experimental program
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Embodiment Construction

[0018] The expressway barrier that the present invention proposes to capture the wake energy of automobiles, such as figure 1 and figure 2 As shown, the wind turbines 1 are arranged equidistantly on the highway isolation belt. The wind turbine is a vertical axis wind generator.

[0019] In the aforementioned expressway isolation zone, the vertical axis of the wind turbine 1 intersects and is perpendicular to the ground centerline of the isolation zone.

[0020] For the above-mentioned expressway isolation zone, when installing wind turbines in the isolation zone, the distance between two adjacent wind turbines is set to 2x, the horizontal distance from the axis of the wind turbine 1 to the outermost edge of the blade is the radius R, and the irradiation angle of the high beam of the car is Half of is θ, then the distance between two adjacent wind turbines satisfies 0≤2x≤2R / sinθ. Such as image 3 shown in .

[0021] In one embodiment of the present invention, the wind tur...

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Abstract

The invention relates to the technical field of wind power generation, in particular to an expressway isolation zone capable of capturing the wake flow energy of automobiles. The isolation zone is arranged in the center of an expressway and is formed by arranging multiple wind turbines at certain intervals. According to the expressway isolation zone capable of capturing the wake flow energy of the automobiles provided by the invention, the wake flow energy generated in the driving process of the automobiles on the two sides of the expressway isolation zone can be recycled at the same time, the wake flow energy is converted into electric energy through the wind turbines, and the generated electric energy can be merged into a power grid or directly supplied to expressway streetlamps. Due to the fact that the length of the central area of the expressway is long enough, the multiple wind turbines can be placed under the condition of reasonable spacing, so that the total power generation amount is large. The invention provides a method for determining the installation distance of each two adjacent wind turbines, so that the anti-dazzling effect can be achieved when the automobiles run on the two sides of the expressway isolation zone provided with the wind turbines.

Description

technical field [0001] The invention relates to the technical field of wind power generation, in particular to an expressway isolation strip for capturing vehicle wake energy. Background technique [0002] At present, with the development of the economy, the consumption of non-renewable resources (oil, coal, natural gas, etc.) is increasing day by day, accompanied by increasingly serious environmental pollution problems. Therefore, various countries pay more and more attention to the utilization of renewable energy. Wind power has become the mainstay of renewable energy technologies and has played a key role in utilizing natural wind energy. With the improvement of domestic living standards, cars have entered thousands of households. According to statistics from the Traffic Management Bureau of the Ministry of Public Security, as of the end of March 2021, the number of cars in the country exceeded 250 million for the first time. At the same time, the mileage of China's ex...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F03D3/00F03D3/02F03D3/06F03D9/43F03D13/20F03D80/00
CPCF03D3/005F03D3/02F03D3/061F03D3/062F03D9/43F03D13/20F03D80/00Y02B10/30Y02E10/728Y02E10/74
Inventor 张宝收符松于海东
Owner TSINGHUA UNIV