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Wide-width low-water-head water flow power generation flexible system

A technology of hydropower generation and flexible systems, applied in hydropower, engine components, machines/engines, etc., can solve the problems of little promotion value, low rotor speed, complex mechanism, etc., to facilitate standardized production and installation, improve efficiency, The effect of improving power generation efficiency

Inactive Publication Date: 2016-03-02
HOHAI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Existing current power generation systems are all rigid, mainly including river damming, coastal tidal, wave turbine, and some submerged low-water power generation devices. Because of the low rotor speed, high pole logarithm stators are used. Or gear speed change, so the volume is large, the mechanism is complicated, the promotion value is not big, and it is still in the experimental stage

Method used

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  • Wide-width low-water-head water flow power generation flexible system
  • Wide-width low-water-head water flow power generation flexible system
  • Wide-width low-water-head water flow power generation flexible system

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Embodiment Construction

[0029] The present invention will be further described below in conjunction with the accompanying drawings.

[0030] Aiming at the waste of wide and low water head on the surface of overflow dams and rubber dams in water landscape lighting projects, a rectangular bucket-type water flow power generation flexible system is proposed. The system is easy to bend and can be closely attached to the drainage structure On the surface, the water flow energy is efficiently converted into electrical energy.

[0031] There are two elastic couplings in the system, one symmetrical on the left and right, one of them will be described in detail:

[0032] The main body of the elastic coupling is composed of two cylinders (that is, the motor connection part and the water turbine connection part), one of which is connected to the permanent magnet generator shaft, with a built-in internal thread key pin (the function of the internal thread key pin: to enable the coupling to be on the shaft The up...

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Abstract

The invention belongs to the field of water flow power generation, and particularly relates to a wide-width low-water-head water flow power generation flexible system. The wide-width low-water-head water flow power generation flexible system is characterized in that wide-width low-water-heads of water landscape lighting projects such as an overflowing dam and a rubber dam are used for generating power on site, and power is supplied to a lighting light source directly. Main bodies of the water flow power generation flexible system comprise a rigid water flow power generation unit and a flexible connecting unit which are connected through a hinge, the rigid water flow power generation unit and the flexible connecting unit can be jointed into a rolling mat type rigid and flexible combined massive structure, the system can be conveniently fixed to various pile faces, the wide-width low-water-heads are efficiently converted into rotation kinetic energy, and the power is supplied to the landscape projects. Wide-width low-water-head water flow energy wasted by water landscapes is recovered for power generation through the system, the energy resource is saved, flushing is reduced, noise is reduced, and original styles and features cannot be damaged. By means of the system, the limitations that long-distance cables must be embedded for traditional power supply through an alternating current network, the manufacturing cost is extremely high, and electric leakage potential safety hazards exist are broken through, and the system has the beneficial effects that compared with solar and wind energy power generation, the investment is small, and the environment is protected.

Description

technical field [0001] The invention belongs to the field of water flow power generation, and in particular relates to a flexible system for wide width and low water head water flow power generation. Background technique [0002] In recent years, with the development of my country's economy, the improvement of people's living standards, and the enhancement of ecological protection awareness, a large number of natural water landscapes and artificial water landscapes have implemented lighting projects, so that people can enjoy the beauty of water landscapes at night. At present, energy-saving electric light sources such as fluorescent lamps and LED lamps are used in water landscape lighting projects, and most of the power supply is still powered by AC power grids. It is necessary to bury long-distance cables for power supply with AC power grid, which is very expensive and has potential safety hazards of leakage. A small number of green energy sources have begun to use solar p...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F03B13/00F03B1/02F03B11/00
CPCY02E10/20
Inventor 刘东升陈孝兵陈力赵坚陈波仇建春杨光
Owner HOHAI UNIV
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