Windtracker twin-turbine system

Abstract

The turbine system for wind and/or water power, wherein the radial turbines have a rotor which can rotate about an axis and comprises one or more turbine blades, wherein the turbine blades are aligned parallel to the rotor, wherein the turbine blades are arranged within a cylindrical shell, which is arranged concentrically around the axis and has an outer radius R 1 and an inner radius R 2 , is characterized in that the turbine blades have a specific geometry and in that two radial turbines ( 1, 2 ) which are aligned alongside one another and parallel are arranged, which radial turbines ( 1, 2 ) are connected to one another and can pivot about a pivoting axis ( 15 ) parallel to the turbine axes ( 18 ), wherein the pivoting axis and the guide surfaces ( 3, 4 ) are not located on the connecting line between the turbine axes, and are both located on the same side of the connecting line. It is proposed that the abstract be published without any drawing.

1 . A turbine system for wind or water power, comprising two radial turbines, wherein
 the radial turbines comprise a rotor which can rotate about a shaft and which comprises one or more turbine blades, the turbine blades being orientated parallel to the rotor, the turbine blades being arranged within a cylindrical shell that is arranged concentrically about the shaft and has an external radius R 1  and an internal radius R 2 ,   the internal radius is
     R 2= f 1× R 1
 
   
       where f 1 =0.19 to 0.32,
 each turbine blade has a first region which extends from the internal radius R 2  to the external radius R 1 , is curved towards the shaft, and has a radius of curvature
     R 3= f 2× R 1
 
 
 
       where f 2 =1.2 to 2.4, and
 a second region, which is externally adjacent to the first region, is positioned on the outside of the cylindrical shell, and has a curvature towards the shaft, the curvature pointing to the same side as the curvature of the first region, the radius of curvature R 4  of the second region being
     R 4= f 3× R 1
 
 where f 3 >0.7, 
 
 the second region is of a width
     B 2= f 8× R 1
 
 
 
       where f 8 =0.11 to 0.19, and
 two radial turbines, orientated parallel side by side, are arranged with a vertical rotation shaft, are interconnected, and are pivotable about a pivot shaft parallel to the turbine shafts, the pivot shaft and a V-shaped wind splitter being positioned outside the line connecting the turbine shafts and both being on the same side of the connecting line. 
 
     
     
         2 . The turbine system according to  claim 1 , wherein a deflector surface orientated parallel to the rotor is arranged outside the cylindrical shell, and is of a width
     B 3= f 9× R 1
   where f 9 =0.7 to 2.5,
 the edge of the deflector surface facing the turbine shaft being at a distance A 2 
     A 2= f 6× R 1
 
 
   where f 6 =0.25 to 0.55 from a first longitudinal section plane through the turbine shaft,   and at a distance A 1 
     A 1= f 5× R 1
 
   where f 5 =1.00 to 1.10 from a second longitudinal section plane through the turbine shaft, the second longitudinal section plane being perpendicular to the first longitudinal section plane, and in that the deflector surface has an angle of incidence
   α=40° to 60°
 
   with respect to the first longitudinal section plane.   
     
     
         3 . The turbine system according to  claim 1 , wherein the total width B 1  of the turbine blade is
     B 1= f 7× R 1
 
 where f 7 =0.9 to 1.1. 
 
     
     
         4 . The turbine system according to  claim 1 , wherein the kinked edge between the first and the second region of the turbine blade has a radius of curvature
     R 5= f 4× R 1
   where f 4 =0.01 to 0.08.   
     
     
         5 . The turbine system according to  claim 1 , wherein the turbine shaft is in the form of an axle having a diameter
     D 1= f 10× R 1
   where f 10 =0.03 to 0.13.   
     
     
         6 . The turbine system according to  claim 1 , wherein three rotor blades are provided, and are arranged evenly distributed about the shaft and are balanced. 
     
     
         7 . The turbine system according to  claim 1 , wherein the two turbines rotate in opposite directions. 
     
     
         8 . The turbine system according to  claim 1 , wherein a ring generator is provided for generating current. 
     
     
         9 . The turbine system according to  claim 8 , wherein the generator can be controlled so as to set the optimum tip speed ratio of the turbine. 
     
     
         10 . The turbine system according to  claim 1 , wherein the turbine system is fastened to a mast, pontoon, base part, building roof or the like via the rotary connection. 
     
     
         11 . The turbine system according to  claim 1 , wherein a plurality of these turbine systems are arranged above one another or side by side on a mast. 
     
     
         12 . The turbine system according to  claim 1 , wherein the turbine system rotates to the optimum wind or water flow direction automatically, without a motor-driven tracking means, without a control system, and without additional deflector surfaces. 
     
     
         13 . Wind or water generator according to  claim 1 , wherein the distance between the V-shaped wind splitter and the turbines is adjustable. 
     
     
         14 . The turbine system according to  claim 1 , wherein the lower region of the mast or the deflector surface is formed as an advertising space or advertising medium. 
     
     
         15 . The turbine system according to  claim 1 , wherein the pivot shaft comprises a rotary connection, and a grid mast, to which an accumulator system or a turbine support system can be fixed, is provided above the rotary connection. 
     
     
         16 . The turbine system according to  claim 1 , further comprising:
 means for automatically moving the radial turbines closer together when a predetermined wind speed is reached.   
     
     
         17 . The turbine system according to  claim 1 , wherein the radial turbines are divided into a plurality of individual turbines mounted individually along a shaft. 
     
     
         18 . The turbine system according to  claim 1 , wherein a safety space, which is protected and grounded, is provided below the rotary connection for accommodating sensitive technological components, the safety space preferably comprising ventilation or heating or suitable air conditioning, particularly in relation to air humidity. 
     
     
         19 . The turbine system according to  claim 1 , wherein the base part can be used as a further energy store or as a water reservoir or oil store. 
     
     
         20 . The turbine system according to  claim 1 , wherein heat pumps are integrated into the base part. 
     
     
         21 . The turbine system according to  claim 1 , wherein the deflector surfaces are mounted on a plurality of milled support arms that in turn are fastened to a rotary part on the shaft on both sides by two support hearts which are screwed together. 
     
     
         22 . The turbine system according to  claim 1 , wherein stationary grille face panels are provided at the upper and lower end of the turbine, and the grille face panels are rounded in the front region. 
     
     
         23 . The turbine system according to  claim 1 , wherein LED elements are attached to the turbine blades and can be actuated as a function of the rotation so as to achieve advertising effects. 
     
     
         24 . The turbine system according to  claim 1 , wherein a grid mast, including the turbine mounting and the turbines, is fastened to the rotary connection of the mast. 
     
     
         25 - 26 . (canceled)