WO2007066207A2 - Machine pour la production d'energie electrique a partir de sources renouvelables complementaires - Google Patents

Machine pour la production d'energie electrique a partir de sources renouvelables complementaires Download PDF

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Publication number
WO2007066207A2
WO2007066207A2 PCT/IB2006/003491 IB2006003491W WO2007066207A2 WO 2007066207 A2 WO2007066207 A2 WO 2007066207A2 IB 2006003491 W IB2006003491 W IB 2006003491W WO 2007066207 A2 WO2007066207 A2 WO 2007066207A2
Authority
WO
WIPO (PCT)
Prior art keywords
machine according
turbine
conveyor
shaft
blades
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/IB2006/003491
Other languages
English (en)
Other versions
WO2007066207A3 (fr
Inventor
Filippo Melchiorri
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IMPERA Srl
Original Assignee
IMPERA Srl
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IMPERA Srl filed Critical IMPERA Srl
Priority to EP06831652A priority Critical patent/EP1960664A2/fr
Publication of WO2007066207A2 publication Critical patent/WO2007066207A2/fr
Publication of WO2007066207A3 publication Critical patent/WO2007066207A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/005—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  the axis being vertical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • F03D3/061—Rotors characterised by their aerodynamic shape, e.g. aerofoil profiles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/007—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations the wind motor being combined with means for converting solar radiation into useful energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/20—Wind motors characterised by the driven apparatus
    • F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
    • H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
    • H02S10/12—Hybrid wind-PV energy systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/21—Rotors for wind turbines
    • F05B2240/211—Rotors for wind turbines with vertical axis
    • F05B2240/213—Rotors for wind turbines with vertical axis of the Savonius type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction

Definitions

  • the present invention relates to the technical field to maximize the use of energy of renewable sources and it refers to the electric power generation from complementary renewable sources in particular the Aeolian and solar energy.
  • An object of the present invention is to provide a machine to obtain a significant electric power production from complementary renewable sources, such as Aeolian and solar sources, at least one of which is available almost during the whole year.
  • Other object is to provide a machine with moderate environment impact.
  • figure 2 illustrates a side view of a lower stator associated to a lower evaporator and of a shaft connected to a generator of the machine of figure 1 ;
  • figure 3 illustrates a plain view of the lower stator of figure 2;
  • figure 4 illustrates side view of a lower turbine fixed to the shaft connected to the generator of the machine of figure 1;
  • figure 5 illustrates a plain view of the lower turbine of figure 4.
  • figure 6 illustrates a side view of an upper stator associated to a first conveyor of figure 1;
  • figure 7 illustrates a side and sectioned view of a second conveyor and of a covering mean of figure 1;
  • figure 8 illustrates a side view of an upper turbine of figure 1 ;
  • figure 9 illustrates a plain view of the turbine of figure 8.
  • numeral 1 indicates the machine for electric power production from complementary renewable sources, object of the present invention, provided with an electrical generator 2, equipped with wirings and control circuits and, for example, incorporated or integrated in a basic building structure.
  • the electric generator 2 receives the rotary motion from a vertical motion driving shaft 3.
  • the machine 1 has a lower turbine 4 and an upon laying upper turbine 7, both rigidly fixed to the shaft 3 and powered, with the Aeolian flow, that is wind flow, by means of a toroidal shaped lower stator 5 coaxial to the shaft 3 and positioned around the base portion of the lower turbine.
  • the fixed blades 6 of lower stator 5 are accordingly inclined in respect to passing planes for the shaft 3.
  • the machine comprises a first conveyor 8, having one portion in the form of approximately inverted truncate cone and coaxial to the shaft 3, containing the upper turbine 7.
  • the smaller and lower base of the inverted truncate cone shaped portion is provided with an enlargement 9 containing at least one portion of the lower turbine 4.
  • the first conveyor 8 is fit to direct the Aeolian flow flowing out from the lower turbine
  • the truncate cone shaped portion of the first conveyor 8 comprises a plurality of passing openings 18.
  • the movable blades 13 of the lower turbine 4 are helical shaped and the movable blades 14 of the upper turbine 7 are wing shaped or propeller blade shaped fixed to the shaft 3 by means of a hub 15.
  • the movable blades 14 of the upper turbine 7 are approximately disposed on several horizontal planes, for example four planes, and each of said planes comprises a set of blades, for example eight blades, disposed to form a respective disc of the blades.
  • the diameter of said discs of the blades increases from the lower plane towards the higher plane and the hub 15 has an approximately inverted cone shape.
  • the machine comprises a second conveyor 16, of approximately inverted truncated cone shape, coaxial to the shaft 3, containing the first conveyor 8 and with the smaller lower base provided with a respective annulus enlargement 17.
  • the base and the barycentre of the second conveyor are placed above the base and on the barycentre of the first conveyor.
  • the inner wall of the second conveyor is equipped with a plurality of relieves 26, consisting for example of deflector of the air flow carried out by folded sheets , fixed internally to the second conveyor and oriented towards the inside of the interspaces 21 between the conveyers 8, 16. Said relieves 26 are fit to direct part of the flow through the passing openings 18 of the first conveyor 8 towards the blades 14 of the upper turbine 7.
  • the machine comprises furthermore an upper stator 19, interposed between the enlargement 9 of the first conveyor 8 and the annulus enlargement 17 of the second conveyor 16.
  • the blades of the upper stator 19 are helical shaped 20 and they are fit to convey the Aeolian flow into the interspaces 21 between the conveyors 8, 16.
  • the machine comprises a lower evaporator 10 and a upper evaporator 22.
  • the lower evaporator 10 is disk shaped and is placed immediately below the turbine 4 in order to supply at least to this latter also water vapour.
  • the upper evaporator 22 is approximately annulus shaped and it is associated with the enlargement 9 of the first conveyor 8 in order to supply the interspaces 21 also with water vapour.
  • the water is supplied by water feeding means 11, for example comprising a water reservoir or a connection to the public network, and is heated by solar collection means 12 connected to said evaporators 10.
  • the transversal sectioned area of the interspaces 21 between the conveyors 8, 16 increases from the lower part to the upper part thereof.
  • the machine comprises a horizontal covering mean 23 and fixed above and spaced apart from the second conveyor 16.
  • the covering mean 23, the interspaces, and the plurality of the openings 18 of the first conveyor, provide an advantageous depression downstream of the turbine and an advantageous rise of the flow through the upper turbine.
  • the machine is equipped with electrical means 24, for example comprising regulators and electrical batteries, powered by the electrical generator 2 and, in order to make maximum use of the solar energy in more direct manner, from photovoltaic means 25, for example consisting of amorphous silicon panels also positioned on the covering mean.
  • electrical means 24 for example comprising regulators and electrical batteries, powered by the electrical generator 2 and, in order to make maximum use of the solar energy in more direct manner, from photovoltaic means 25, for example consisting of amorphous silicon panels also positioned on the covering mean.
  • the operation of the machine by means of the turbines, provides to maximize the use of the air kinetic energy driven by the wind and by the convective motion produced by the air heating and by the air humidification carried out by the evaporator means which makes the maximum use of the thermal energy collected by the solar collection means.
  • the machine is therefore able to supplying electric energy also in case of lack of one of the two Aeolian and solar sources.
  • the lower stator in cooperation with the first conveyor and independently from the horizontal direction of the wind, conveys the Aeolian flow, heated and humidified by lower evaporator means, through the turbines.
  • the stator and the upper evaporator means carry out a similar effect heating and humidifying a second Aeolian flow conveyed into the interspaces comprised between the first and the second conveyor. Said second flow generates, in virtue of Venturi effect, the depression below the covering mean and generates, through the openings of the first conveyor, the increase of the flow through the upper turbine.
  • An advantage of the present invention is to provide a machine to obtain a significant electric power production from renewable sources also in lack of wind.
  • Other advantage is to provide a machine with moderate environment impact.

Landscapes

  • Engineering & Computer Science (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

La présente invention concerne une machine pour la production d'énergie électrique à partir de sources renouvelables complémentaires qui est pourvue d'un générateur électrique (2) relié à un arbre d'entraînement de mouvement (3). L'arbre (3) est vertical et possède au moins une turbine inférieure (4) alimentée par un écoulement éolien au moyen d'un stator inférieur respectif de forme toroïdale (5) coaxial à l'arbre (3). Ledit stator inférieur possède des aubes fixes (6) installées pour transmettre l'écoulement éolien à au moins une turbine inférieure (4).
PCT/IB2006/003491 2005-12-06 2006-12-06 Machine pour la production d'energie electrique a partir de sources renouvelables complementaires Ceased WO2007066207A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP06831652A EP1960664A2 (fr) 2005-12-06 2006-12-06 Machine pour la production d'energie electrique a partir de sources renouvelables complementaires

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000745A ITBO20050745A1 (it) 2005-12-06 2005-12-06 Macchina per la generazione d'energia eletrtica da fonti rinnovabili complementari
ITBO2005A000745 2005-12-06

Publications (2)

Publication Number Publication Date
WO2007066207A2 true WO2007066207A2 (fr) 2007-06-14
WO2007066207A3 WO2007066207A3 (fr) 2007-10-04

Family

ID=38109571

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2006/003491 Ceased WO2007066207A2 (fr) 2005-12-06 2006-12-06 Machine pour la production d'energie electrique a partir de sources renouvelables complementaires

Country Status (3)

Country Link
EP (1) EP1960664A2 (fr)
IT (1) ITBO20050745A1 (fr)
WO (1) WO2007066207A2 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1961956A1 (fr) * 2007-02-22 2008-08-27 Pierre Lecanu Eolienne d'axe vertical
EP2128439A1 (fr) 2008-05-27 2009-12-02 Syneola SA Système de génération d'alimentation électrique décentralisé intelligent
FR2954416A1 (fr) * 2009-12-21 2011-06-24 Pierre Lecanu Eolienne implantee au dernier etage d'une habitation, en particulier en zone urbaine
US20130280058A1 (en) * 2010-12-23 2013-10-24 Livio Biagini Wind machine with aerodynamic elements to concentrate and accelerate an aeolian flow entering from outside
EP2420672A3 (fr) * 2010-08-17 2014-05-28 Ralf Scheid Eolienne
WO2018189347A1 (fr) 2017-04-13 2018-10-18 Elemental Engineering Ag Turbine à écoulement de milieu à axe vertical
WO2025032517A1 (fr) 2023-08-07 2025-02-13 Schumacher Jakob Centrale éolienne ou hydroélectrique à deux rotors s'engrenant et contrarotatifs

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4070131A (en) * 1975-01-20 1978-01-24 Grumman Aerospace Corporation Tornado-type wind turbine
US4018543A (en) * 1975-09-19 1977-04-19 The Raymond Lee Organization, Inc. Whirlwind power system
US4508973A (en) * 1984-05-25 1985-04-02 Payne James M Wind turbine electric generator
US4551631A (en) * 1984-07-06 1985-11-05 Trigilio Gaetano T Wind and solar electric generating plant
US4935639A (en) * 1988-08-23 1990-06-19 Yeh Dong An Revolving power tower
US6800955B2 (en) * 2001-05-31 2004-10-05 Mcdavid, Jr. William K. Fluid-powered energy conversion device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1961956A1 (fr) * 2007-02-22 2008-08-27 Pierre Lecanu Eolienne d'axe vertical
FR2913072A1 (fr) * 2007-02-22 2008-08-29 Pierre Lecanu Eolienne d'axe vertical
FR2913071A1 (fr) * 2007-02-22 2008-08-29 Pierre Lecanu Eolienne d'axe vertical
EP2128439A1 (fr) 2008-05-27 2009-12-02 Syneola SA Système de génération d'alimentation électrique décentralisé intelligent
FR2954416A1 (fr) * 2009-12-21 2011-06-24 Pierre Lecanu Eolienne implantee au dernier etage d'une habitation, en particulier en zone urbaine
WO2011083236A1 (fr) * 2009-12-21 2011-07-14 Pierre Lecanu Eolienne implantée au dernier étage d'une habitation, en particulier en zone urbaine
EP2420672A3 (fr) * 2010-08-17 2014-05-28 Ralf Scheid Eolienne
US20130280058A1 (en) * 2010-12-23 2013-10-24 Livio Biagini Wind machine with aerodynamic elements to concentrate and accelerate an aeolian flow entering from outside
US9677402B2 (en) * 2010-12-23 2017-06-13 Livio Biagini Wind machine with aerodynamic elements to concentrate and accelerate an Aeolian flow entering from outside
WO2018189347A1 (fr) 2017-04-13 2018-10-18 Elemental Engineering Ag Turbine à écoulement de milieu à axe vertical
WO2025032517A1 (fr) 2023-08-07 2025-02-13 Schumacher Jakob Centrale éolienne ou hydroélectrique à deux rotors s'engrenant et contrarotatifs

Also Published As

Publication number Publication date
EP1960664A2 (fr) 2008-08-27
WO2007066207A3 (fr) 2007-10-04
ITBO20050745A1 (it) 2007-06-07

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