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Vertical shaft constant speed wind-driven generator

A wind turbine, vertical axis technology, applied in wind turbines, wind turbine combinations, wind turbines at right angles to the wind direction, etc., can solve problems such as difficulty in starting the output voltage, high noise, instability, etc., and achieve reduced weight and volume. , reducing weight and volume, eliminating the effect of residual magnetic attraction

Inactive Publication Date: 2011-09-21
陈国宝
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the existing technology, wind turbines cannot run at a constant speed to generate electricity, and it is difficult to capture the ever-changing movement of airflow in nature. Therefore, it is difficult to start at low wind speeds and unstable in output voltage at high wind speeds, with low efficiency and large floor space. , loud noise, etc.

Method used

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  • Vertical shaft constant speed wind-driven generator
  • Vertical shaft constant speed wind-driven generator
  • Vertical shaft constant speed wind-driven generator

Examples

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Embodiment

[0024] Example: attached figure 1 , a schematic diagram of the structural principle of a vertical-axis constant-speed wind-driven generator. As an optimization, the permanent magnet 3 is made of neodymium-iron-boron magnets, which are respectively embedded and fixed in the moving disk 2, and the static disk 4 is set on the main shaft 1. It is supported by the moving disk of the outer rotor and the bearing 17 in the end cover. The static disk 4 is embedded with a coil 5, a Hall element 6, a temperature sensor, and grooves or convex grooves are provided on the interface of the moving disk and the end cover for the dynamic The disk and the end cover are clamped, and the multiple protrusions and flat keys 14 on the main shaft are respectively used as the positioning or backing between the moving disk, the static disk, the constant speed drive disk, and the end cover, and the air gap size of the above-mentioned disks is precisely controlled. Signal wires and wires 13 are drawn out ...

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PUM

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Abstract

The invention discloses a vertical shaft constant speed wind-driven generator which belongs to the technical field of wind-driven generators using new energy, comprising the following main parts of N static disks, N movable disks, a main shaft, an end cover, permanent magnets, windings, hall elements, constant speed driving disks. The vertical shaft constant speed wind-driven generator is characterized in that constant speed driving devices comprising silicon steel sheet iron cores, the windings, magnetizer iron cores and the hall elements are arranged in the generator; the problems of difficult start of wind-driven generator at low wind speed, low generating efficiency at high wind speed, unstable output, high noise, and the like are overcome, and the safety running of the generator is ensured; meanwhile, an design idea of permanent magnet superposition and methods that a computer automatically controls the constant speed driving device and steel pipes with large diameters are used for producing the main shaft are adopted; the weight and the volume of the generator are reduced and lightened; parts of the wind-driven generator are reduced; the production cost is reduced; and the generating efficiency is enhanced. The invention has the advantages of stable output, safe operation, long service life, small volume, no noise and wide application scope.

Description

technical field [0001] The invention relates to a vertical axis constant speed wind power generator, and relates to the technical field of new energy wind power generators. Background technique [0002] In the existing technology, wind turbines cannot run at a constant speed to generate electricity, and it is difficult to capture the ever-changing movement of airflow in nature. Therefore, it is difficult to start at low wind speeds and unstable in output voltage at high wind speeds, with low efficiency and large floor space. , loud noise, etc. Contents of the invention [0003] The object of the present invention is to overcome the above disadvantages, so as to provide a wind power generator with simple structure, constant speed, high power generation efficiency, small volume and low noise. [0004] Main solution technical scheme of the present invention is: [0005] A vertical-axis constant-speed wind power generator, comprising: a static disk 4 or N static disks, where...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F03D9/00F03D3/00F03D7/06H02K16/00F03D9/11
CPCY02E10/72Y02E10/74Y02E70/30Y02P70/50
Inventor 陈国宝
Owner 陈国宝
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