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Forward and reverse rotation double impeller horizontal axis tidal current generator set

A counter-rotating, double-impeller technology, applied in hydroelectric power generation, reaction engines, electric components, etc., can solve the problem of low comprehensive energy capture efficiency, and achieve the effects of convenient grid connection, stable electric energy, and stable work

Inactive Publication Date: 2011-12-14
DALIAN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
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AI Technical Summary

Problems solved by technology

[0007] The present invention aims at the problem of low comprehensive energy capture efficiency of horizontal axis water turbines for reciprocating tidal currents in the current marine renewable energy development, and proposes forward and reverse rotating double impeller horizontal axis tidal current generator sets

Method used

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  • Forward and reverse rotation double impeller horizontal axis tidal current generator set
  • Forward and reverse rotation double impeller horizontal axis tidal current generator set
  • Forward and reverse rotation double impeller horizontal axis tidal current generator set

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Embodiment Construction

[0022] As shown in the figure, the forward and reverse double impeller horizontal axis tidal current generating set of the present invention consists of a forward impeller 1, a forward impeller blade 2, a reverse impeller 3, a reverse impeller blade 4, an integrated transmission system 5, and a flow velocity sensor 6 Composed with the tower base 7, the integrated transmission system consists of a forward impeller shaft 5-1, a forward speed-up generator 5-2, a storage battery 5-3, a reverse speed-up generator 5-4, and a reverse impeller shaft 5-5 , Forward gear reducer 5-6, forward drive motor 5-7, controller 5-8, reverse drive motor 5-9, reverse gear reducer 5-10.

[0023] (1) According to the sea area reciprocating flow velocity, blade tip speed ratio, airfoil hydraulic performance parameters, etc., calculate the energy capture efficiency of the forward impeller 1 with the tip speed ratio, and determine the optimal installation angle of the forward impeller blade 2, and calcul...

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Abstract

The invention discloses a forward / reverse rotating bilobed wheel horizontal shaft tide power unit, and belongs to the field of ocean regenerative energy exploitation. The power unit provided by the invention is composed of a forward impeller, a reverse impeller vane, a reverse impeller, a reverse impeller vane, an integrated transmission system, a flow-direction flow-rate sensor and a tower seat,wherein the integrated transmission system comprises a forward impeller shaft, a forward speedup generator, a storage battery, a reverse speedup generator, a reverse impeller shaft, a forward gear reducer, a forward drive motor, a controller, a reverse drive motor and a reverse gear reducer; and the forward impeller and the reverse impeller are symmetrically arranged, and simultaneously the working and rotating directions of the forward impeller and the reverse impeller are reverse. The power unit provided by the invention has the advantages of suitability for reversing current, large single-machine power, high efficiency, self starting capability at various flow rates, simple and concise appearance, stability in operation, stable electrical energy output, cleanness and no pollution.

Description

technical field [0001] The invention belongs to the field of marine renewable energy development, and relates to a forward and reverse double impeller horizontal axis tidal current generating set. Background technique [0002] Energy and the environment are major issues facing the sustainable development of mankind, and the development of clean and renewable energy is a consensus of all countries in the world. my country's sea area is vast, with a total area of ​​4.7 million square kilometers; the coastline is long and tortuous, with 18,000 kilometers of mainland coastline and 14,000 kilometers of island coastline. The ocean energy reserves are very rich, of which 20 million kilowatts of tidal current energy can be developed. The application prospect is very broad. [0003] Trends are typically reciprocating. Power generation is the main form of tidal current energy utilization, and the core of tidal current power generation is the water turbine that absorbs the tidal curre...

Claims

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Application Information

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IPC IPC(8): F03B13/00F03B3/00F03B3/12H02J7/00H02K7/18
CPCY02E10/223Y02E10/20
Inventor 赵广刘艳宿晓辉李明强孙涛郭嘉楠杨冉升赵鹏飞
Owner DALIAN UNIV OF TECH
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