Wind engine

FIELD: power engineering.

SUBSTANCE: invention relates to wind power engineering and may be used to produce mechanical and electric energy. The wind engine with a vertical axis of rotation comprises a wind turbine. The wind turbine comprises at least one section. S-shaped blades are installed in the section. The section is equipped with a frame in the form of a polygonal prism with rotary wind-guiding screens. Wind-guiding screens are installed on each side of the polygonal prism as capable of provision of smooth air overflow from them to the S-shaped blades of the wind turbine. The wind engine is made in the form of a tower. Wind-guiding screens are made as rotary with the rotation angle from 0 to 90° being capable of serving as the louvres and closing each side of the frame. At the corners the wind-guiding screens are equipped with locks. In the lower part of the tower there is a turbine room and an operator room.

EFFECT: technical result consists in increased strength of design, higher capacity of a wind engine and lower noise.

3 dwg

 

The technical field to which the invention relates

The invention relates to wind energy, in particular wind turbines and can be used to produce mechanical and electrical energy.

The level of technology

Known wind turbine comprising a wind wheel with drum evenly distributed around its circumference blades parallel to the axis of rotation of the propeller and bent in the direction of rotation, and an annular guide vanes mounted coaxially on the outside of the propeller and having spaced evenly around the ring partitions that are installed with the formation of channels and rejected by the radius of the propeller in a direction opposite to its rotation, thus, for the purpose of increase of efficiency of use of wind energy in a wide range of changes in speed and direction of wind, each of the partitions made in the form of the fixed part located on the side of the blade, and the rotary part of the associated axial hinge, the axis of which is parallel to the axis of rotation of the propeller, wherein the rotary portion has a width that overlaps in the extreme position of the parts corresponding channel.

In the rotary turbine of the baffles kinematically interconnected for simultaneous rotation.

In the wind turbine guide vanes is provided with abutments on h�case of partitions, located outside of the apparatus and cooperating with the rotating parts, one of which is spring-loaded.

In the wind turbine spring-loaded swivel is supplied with a regulator spring force (see and.with. SU # 1721285, CL F03D 3/04, publ. 23.03.1992 G.).

The disadvantage of this engine is the low reliability and efficiency.

Known wind turbine comprising a rotating wind turbine with a vertical axis, located within the system vetronapravlyayuschih screens, svobodnopovorachivayuschihsya around its vertical axis metronapoli screen directly focused on a wind turbine blade, and the end position of the screen determine the size of the blades of the wind turbine, which is installed longitudinal axis of rotation vetronapravlyayuschego screen and on the circumference, which formed the extreme outer point of the blade of the wind turbine.

In the wind turbine system vetronapravlyayuschih screens equipped with movable and fixed stops for adjusting the magnitude of the sector of free rotation vetronapravlyayuschih screens (see us Pat. RU №2074980, CL. F03H 3/04, publ. 10.03.1997).

The disadvantage of this wind turbine is the design complexity, low power at low speeds the wind flow.

The closest in technical essence and the achieved positive effect and adopted�I'm the author for the prototype is the vortex wind power plant, containing at least one kinematically associated with the generator module on a vertical shaft which is fixed having a vertical figure-blade disc-shaped rotor covered guiding device formed by a horizontal flat disc-shaped base defined on the surface concentric with the circumference of the vertical vanes, vertical cross-section which correspond to the transverse aerodynamicist cross-sections of the wings of the aircraft, wherein the module is provided with interlocked in pairs and forming a frame supporting legs, adjacent of which is kinematically connected with each other by means of the adjustable length tie-rods, guiding device - a mechanism for changing the angle of attack of the blades, rotor - auxiliary vertical shaped blades and fixed on the surface of the rotor at the front and rear edges curved slats and flaps, a vertical rotor shaft is flexible, each paddle - composite-convex front and rear movable sections, the last of which is kinematically connected with the mechanism for changing the angle of attack of the blades, each main and auxiliary blades made of composite Central rectilinear and associated curved in plan in opposite directions front�x and rear sections, while the above-mentioned main and auxiliary blades are interlocked to each other to form the main and auxiliary axial-symmetric pairs, the last of which is turned with respect to the main pair of blades in the plan counterclockwise by the angle α, equal to 5-20°, and the distance T1between the blades of the main couple and the distance T2between the blades of the auxiliary pair are, respectively, of 0.5-0.7 and 0.9-1.2 radius R of the rotor, and the length L1blades main couple exceeds 1.85-2.1 times the length of the blades L2auxiliary pairs.

Installation with additional modules, flexible shafts which form a common vertical shaft.

The installation is made with a noise-reducing coating. To install a multi-pole generator is configured slow speed (see us Pat. RU №2375603, CL F03D 3/00, publ. 10.12.2009).

The disadvantage of this wind turbine is the design complexity, low power at low speeds the wind flow, the presence of opposing moments.

Disclosure of the invention

The object of the invention is the development of a wind turbine, which has high strength, simplifying the design, increasing power, the utilization rate of wind flow, the smoothness of rotation of the blades and noise reduction.

The technical result that can be�ü obtained using the present invention, reduced to high strength, simplifying the design, increasing capacity, the utilization rate of wind flow, the smoothness of rotation of the blades and reducing noise.

The technical result is achieved by a wind turbine comprising a wind turbine having a vertical axis of rotation, comprising at least one section in which the blade set the S-shaped form, wherein the frame section is provided in the form of a polygonal prism with rotating vetronapravlyayuschimi screens that are installed with the possibility of ensuring a smooth flow of air with vetronapravlyayuschih screens on the blades of the S-shaped wind turbine, wherein the turbine is configured in the form of a tower, with swivel vetronapravlyayuschie screens mounted on each side of the polygonal prism, with the angle of rotation from 0 to 90° with the ability to perform the functions of the blinds and cover each side of the frame, and the corners fitted with locks, while in the lower part of the tower is installed machinery room and operator room.

Brief description of the drawings

Fig. 1 shows a wind turbine, General view, two sections in the form of a tower.

Fig. 2, a top view, the direction of wind flows.

Fig. 3, too, the view from the top.

The implementation of the invention

Wind turbine comprising a rotating wind turbine with a vertical axis (h� Fig. not labeled) made of at least one section 1, Fig. 1, is shown as two sections 1, which are assembled in the form of a tower (Fig. not designated), and in the lower part of the tower or near it are: computer room 2, which establishes the transmission mechanisms (Fig. not shown), generators (Fig. not shown), devices (Fig. not shown) power switching, sensors (Fig. not shown) of instrumentation and control room 3, which installed devices (Fig. not shown) of the control and management of the wind turbine, while section 1 is formed, at least three blades 4, and the blade 4 is formed S-shaped form, and section 1 is provided with a frame 5 made in the form of a polygonal prism, such as octagonal or prisms, which may be located any other polygon, each side of the polygonal prism, in addition to the upper and lower bases covered, installed on it, turning the outside metronapoli screen 6 performing the function of the blinds and the actuator (Fig. not shown) to rotate vetronapravlyayuschih 6 screens that allow you to redirect a counter flow in the working area of the blades 4 and to expand the receiving area of the wind turbine, which significantly increases the use ratio� wind flow and simplifies the management of wind turbine depending on the wind speed and load the angle of rotation of each vetronapravlyayuschego screen 6 varies from 0 to 90 degrees, and during the critical wind loads vetronapravlyayuschie 6 screens function as blinds, completely covering the design of a wind turbine from all sides, protecting it from destruction, to increase the strength of the whole structure of a wind turbine during critical wind loads, vetronapravlyayuschie screens 6 is further provided at the corners of locks 7 and when hit the wind flow in the receiving area of the wind turbine, the flow is divided into three parts 8, 9, 10, and each of vetronapravlyayuschih screens 6 is connected with the subsequent metronapoli screen 6 with a lever 11 and the lever 12, when the blades 4 are S-shaped, which enhances the smoothness of rotation and noise reduction.

The wind turbine operates as follows.

When hit the wind flow in the receiving area of the wind turbine the flow is divided into three parts 8, 9, 10 in which each of the parts 8, 9, 10 wind flow smoothly redirected the rotary in outer side vetronapravlyayuschimi screen 6 on the blade 4 into the working area of the wind turbine, and, since the frame 5 of the section 1 is formed as a polygonal prism, such as octagonal, each side of an octagonal prism, except the upper and lower bases, concealed swivel �manaplasm screen 6, that allows you to redirect opposing wind flow in the working area of the blades 4, to expand the receiving area of the wind turbine, wherein the angle of each vetronapravlyayuschego screen 6 varies from 0 to 90 degrees, in addition, the proposed design allows you to fold the power multidirectional wind flows at different altitude levels of the tower and make effective use of turbulent wind flows, which are formed, for example, as a result of the action of the wind flow is an intricate relief of the terrain, so that their actions on the blade 4 made S-shaped fold, and in each section 1, as an example, set of four 4 blades, while working at the same time are three of the four blades 4 and does not include the opposing moments unlike similar vertical wind turbine, turn vetronapravlyayuschih 6 screens effectively control the speed and capacity of the wind turbines from a maximum when fully open vetronapravlyayuschih screens 6 and to "0" when fully closed vetronapravlyayuschih 6 screens, as well as each of vetronapravlyayuschih screens 6 is connected by a rod 11 and the lever 12 with the subsequent, therefore, is rotated relative to the sides of the polygonal prism to the same degree, like everyone else, act o�e, while the load on the actuator is reduced, since the vectors of forces arising from the interaction of vetronapravlyayuschih screens 6 and the wind flow is zero, but movements in laminar wind flow, depending on its direction and speed, the opening angle vetronapravlyayuschih screens with 6 different sides of the section 1 may be various and be set by the computer (Fig. not shown) according to a certain program that will allow even more efficient use of the wind flow, and during the critical wind loads vetronapravlyayuschie 6 screens function as shutters that completely cover the wind turbine from all sides, protecting it from destruction, and to increase the structural strength of a wind turbine during critical wind loads are the 7 locks that are installed in the corners vetronapravlyayuschih screens 6.

The installation of a wind turbine can be performed according to the principle of construction tower crane.

Thus, testing of a wind turbine according to the invention, showed an increase in capacity up to three times, particularly at low speeds of wind flow due to the fact that the section 1 is formed, at least three blades 4, and the blade 4 is made of S-shaped form, and section 1 is provided with a frame 5 made in the form of a polygonal prism, such as an octagonal prism, p�and each side of the polygonal prism, in addition to the upper and lower bases covered, fixed, swivel metronapoli screen 6, in the form of blinds wheel locks 7, mounted at the corners, improved smoothness of rotation, lower noise, increased strength to the whole structure of a wind turbine during critical wind loads, with the proposed construction of a wind turbine significantly increases the utilization factor of the wind flow and simplifies the management of wind turbine depending on the wind speed and load, the performance of the blades 4 of the S-shaped improved the smoothness of rotation and reduction of the noise level.

The present invention compared with the prototype and other known technical solutions have the following advantages:

- high structural strength with simultaneous simplification;

- increasing the power of the wind turbine;

- increase the utilization rate of wind flow;

- simplify the management of wind turbine depending on the wind speed and load;

- ability to effectively use the turbulent wind flows, formed as a result of action on complex wind flow relief areas;

- smooth rotation of the blades;

- reduction of noise level.

Wind turbine comprising a wind turbine and having a vertical osveshenia, comprising at least one section in which the blade set the S-shaped form, wherein the frame section is provided in the form of a polygonal prism with rotating vetronapravlyayuschimi screens that are installed with the possibility of ensuring a smooth flow of air with vetronapravlyayuschih screens on the blades of the S-shaped wind turbine, wherein the turbine is configured in the form of a tower, characterized in that the rotary vetronapravlyayuschie screens mounted on each side of the polygonal prism, with an angle of rotation from 0 to 90° with the ability to perform the functions of the blinds and cover each side of the frame, and the corners fitted with locks, meanwhile, in the lower part of the tower is installed machinery room and operator room.



 

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