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Magnetic suspension wind power generation device

A wind power generation device and magnetic levitation technology, which is applied in wind power generation, electromechanical devices, wind engines, etc., can solve the problems of rapid changes in generator speed, large torque fluctuations, and large footprints

Pending Publication Date: 2018-04-13
QINGDAO TECHNOLOGICAL UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the existing technology, wind power generation, as a renewable and environmentally friendly energy source, has attracted more and more attention from all over the world. China's wind energy has great potential for utilization and wide distribution. The wind energy reserves on land alone are about 253 million kilowatts; with the global With the development of the economy, the wind energy market is also developing rapidly. It is estimated that in the next 20-25 years, the world wind energy market will increase by 25% every year. The blades of the main body rotate, and the current generated by the wind generator is rectified and stably charged to the storage battery. The wind generator in the prior art has the following disadvantages: 1. The cut-in wind speed is 3m / S, and the fan does not generate electricity when the wind speed is less than 2m, that is, It cannot generate power when the wind speed is small or light. 2. The horizontal axis wind turbine has a choice of wind direction. During the power generation process, the wind direction needs to be adjusted continuously to achieve the best power generation effect. It is difficult to use different wind directions to obtain the best power generation effect. 3. When the fan is running, the friction between the parts is large, the life of the generator is short, and it needs to be replaced frequently, which increases the cost of maintenance and repair. 4. When the wind speed changes, the speed of the generator changes quickly, and the torque fluctuates greatly. 5. The operating height is high. Inconvenient to install and occupy a large area

Method used

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  • Magnetic suspension wind power generation device
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Experimental program
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Effect test

Embodiment

[0020] The main structure of this embodiment includes a buckle 1, a rear bracket 2, a main shaft 3, a front baffle 4, a turntable bearing 5, an air outlet 6, a magnet 7, an air duct 8, an air flow 9, a magnet 10, a bottom turntable 11, Cover plate hole 12, front bracket 13, air intake hole 14, gearbox 15, wind turntable 16, protection box 17, magnet ring 18, magnet ring 19, protection plate 20, disk 21, protection cover 22, rotation column 23 , ball bearing 24, turntable bearing 25, column 26, pit 27, base 28, ground 29, generator 30, guide plate 31, baffle opening 32, cover plate 33, pit 34, bearing outer ring 35, ball 36. Bearing gap 37, gap 38, bearing chassis 39, ball 40, bearing inner ring 41, bearing gap 42, bearing top plate 43, wire 44, tailgate 45, bellows 46 and orifice 47: on the ground 29 A concrete base 28 with a diameter of 1000 cm and a height of 50 cm is set, and a steel column 26 with a diameter of 15 cm and a height of 3000 cm is fixedly installed at the cent...

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PUM

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Abstract

The invention discloses a magnetic suspension wind power generation device. The magnetic suspension wind power generation device is composed of a rear support, a main rotation shaft, a front baffle, an air outlet hole, an air flue, magnets, a bottom rotary disc, a front support, an air inlet hole, a transmission, an air rotary disc, a protection box, magnet rings, a protection plate, a protectioncover, a rotation column, a ball bearing, a rotary disc bearing, a stand column, a power generator, a guiding plate, a wire, a rear baffle, an air bellow and an orifice. Under the mutual action of thegravity of the air rotary disc, repulsive force between the magnets, airflow thrust and repulsive force between the magnet rings, the air rotary disc does not make contact with the air bellow. When the airflow penetrates the air flue, the air rotary disc is driven to rotate, after acceleration is conducted through the transmission, the power generator is driven to rapidly rotate and generate power, the guiding plate is utilized for guiding the power generation device to face the windward direction in real time, accordingly, the wind energy is utilized to the maximum degree, and the power generating efficiency is improved. The device is low in manufacturing cost, easy and convenient to operate, wide in application range and convenient to use and popularize.

Description

technical field [0001] The invention relates to a wind power generating device which utilizes magnetic force to reduce frictional resistance, and belongs to the technical field of new energy sources. Background technique [0002] In the existing technology, wind power generation, as a renewable and environmentally friendly energy source, has attracted more and more attention from all over the world. China's wind energy has great potential for utilization and wide distribution. The wind energy reserves on land alone are about 253 million kilowatts; with the global With the development of the economy, the wind energy market is also developing rapidly. It is estimated that in the next 20-25 years, the world wind energy market will increase by 25% every year. The blades of the main body rotate, and the current generated by the wind generator is rectified and stably charged to the storage battery. The wind generator in the prior art has the following disadvantages: 1. The cut-in ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F03D9/25F03D80/70F03D1/06F03D1/04F03D13/20F03D15/00F03D80/00H02K7/18
CPCF03D1/04F03D1/065F03D9/25F03D13/20F03D15/00F03D80/00F03D80/70H02K7/183Y02E10/72Y02E10/728Y02P70/50
Inventor 路成刚高巍唐沂珍高莹崔梦然
Owner QINGDAO TECHNOLOGICAL UNIVERSITY