KR20190074544A - A wind power generator using exhaust gas - Google Patents

Abstract

According to the present invention, a wind power generator using waste gas can be installed on an exhaust port for discharging waste gas, and comprises: a housing having an opening part wherein one side thereof is connected to the exhaust port, and the other side thereof is opened; a generation module installed on a position adjacent to the opening part of the housing to convert torque into electric energy; one or more blade assemblies which are positioned in the housing, include a disk panel rotatably coupled to the generation module and a blade panel coupled to an outer circumferential surface of the disk panel, and are stacked in a helical shape; a photocatalyst coating unit which is coated and formed on outer circumferential surfaces of the blade assemblies, and contains TiO_2 particles; an ultraviolet (UV) discharge unit which is formed on an inner circumferential surface of the housing, and discharges an ultraviolet ray towards the blade assemblies; and an electric storage module connected to the generation module to store electric energy. Also, the ultraviolet discharge unit includes at least one UV-LED to discharge a wavelength of an ultraviolet region band.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a wind power generator using exhaust gas,

The present invention relates to a wind turbine generator, and more particularly, to a wind turbine generator that uses a waste gas to reduce contaminants, thereby reducing pollutants remaining in the waste gas and enabling power generation. And more particularly, to a wind power generator using waste gas.

Generally, a wind turbine generator is a device that converts wind energy into mechanical energy, and finally converts it into electric energy. Such a wind turbine generator is mainly used in a region where it is difficult to supply electric power.

The main components of such a wind power generator are a rotor, a dependent gear device, a generator, and a storage device.

Here, the rotor is an energy conversion device for converting wind energy into mechanical energy, and the rotor is composed of a hub and a rotor blade.

Further, the dependent gear device is a power transmission means for transmitting the rotational force generated in the rotor to the generator, and can be classified into a gear type and a belt type. Particularly, in the case of a gear type, , And small wind power generation devices.

In addition, such small wind power generation apparatuses are applied to various places and uses, and attempts to produce electric power by using waste gas generated from cogeneration power plants, thermal power plants, industrial boilers and incinerators have been frequently made.

Among them, "Generation system using discharged wind power" of Patent Application No. 10-2002-0000225 filed with the Korean Intellectual Property Office has been proposed as a typical wind power generation apparatus for generating electric power using waste gas.

On the other hand, gaseous pollutants that can be contained in waste gas are often generated when burning NOx and high molecular weight fuel, which are collectively referred to as NOx, NO2, and NO3, which are nitrogen oxides treated as acid rain and as a cause of photochemical smog, And sulfur oxides (SOx) which cause acid rain.

In order to treat such a pollutant, a process for purifying the pollutant by applying a photocatalytic reaction using a photocatalyst has recently been attracting attention.

In addition, the photocatalyst used in the photolysis reaction is usually a stable substance, but when ultraviolet light is applied, the photocatalyst reacts on the surface of the photocatalyst, causing the photocatalyst to lose electrons and holes to become extremely unstable. · OH) and superoxide radical (· O ₂ ^-) to be generated, the hydroxyl radical (· OH) and superoxide radical (· O ₂ ^-) to the nitrogen oxide (NOx) and sulfur oxides (SOx because of) the It can be decomposed.

When operating the power generation system using the exhaust wind power installed in the exhaust port of the plant where the pollutant treatment facility using the photocatalyst is not equipped or the treatment facility is aged and the pollutant treatment efficiency is reduced, There is still a problem that it is discharged as it is and can cause air pollution.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a process for producing power generation by using waste gas and various pollutants which may remain in the waste gas, The present invention provides a wind power generator using waste gas that can remove NOx.

A wind power generation apparatus using waste gas of the present invention is a wind power generation apparatus that can be installed in an exhaust port through which waste gas is discharged. The wind power generation apparatus includes a housing having an opening formed in one side thereof and connected to the exhaust port, And a blade panel coupled to an outer circumferential surface of the disk panel, wherein at least one of the blade panel and the blade panel is coupled to the power generating module, and a blade assembly provided with one or more stacked in the spiral being formed is applied to the outer peripheral surface of the blade assembly, TiO ₂ An ultraviolet ray emitting part formed on the inner circumferential surface of the housing to emit ultraviolet rays toward the blade assembly and a power storage module connected to the power generation module and provided for storing the electric energy, .

Finally, the ultraviolet ray emitting portion includes at least one UV-LED that emits a wavelength of an ultraviolet region band.

The wind power generator using waste gas of the present invention has a structure in which a plurality of blade assemblies composed of a disk panel and a blade panel are stacked in a spiral manner to increase the rotational force and ultimately increase the power generation efficiency.

In addition, a photocatalyst applied on the outer circumferential surface of the blade assembly and an ultraviolet ray emitting portion provided on the inner circumferential surface of the housing are provided to enable a photochemical reaction. Through the photochemical reaction, nitrogen oxide (NOx) and sulfuric acid It is possible to remove the cargo (SOx).

BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a schematic view showing a wind turbine generator using a waste gas of the present invention. FIG.
2 is a front view showing a blade assembly provided in a wind power generator using waste gas of the present invention.

Hereinafter, the technical idea of the present invention will be described more specifically with reference to the accompanying drawings.

The accompanying drawings are merely illustrative examples of the present invention in order to more particularly describe the technical concept of the present invention, and therefore the technical idea of the present invention is not limited to the accompanying drawings.

Referring to FIG. 1, which schematically illustrates a wind turbine generator using waste gas of the present invention, the wind turbine generator installed in an exhaust port through which waste gas is discharged includes a housing 10, a power generation module 20, a blade assembly 30, a photocatalyst applying unit 40, an ultraviolet ray emitting unit 50, and a power storage module 60.

First, the housing 10 is connected to an exhaust port E through which waste gas is discharged, and an opening is formed on the other side.

The diameter of the housing 10 may be larger than the diameter of the exhaust port E in order to prevent leakage of waste gas discharged from the exhaust port E when the housing 10 is connected to the exhaust port E. [ And a packing member may be separately provided on the inner circumferential surface of one side of the housing 10.

Next, the power generation module 20 is provided at a position adjacent to the opening portion of the housing 10, and extends inwardly of the housing 10, and is rotatable with one end of the power generation module 20 positioned inside the housing 10 The power generating module 20 includes a shaft 21 that can be rotated and uses the rotational force generated by the rotation of the shaft 21 so that the rotational force of the power generating module 20 can be converted into electric energy, .

The blade assembly 30 is provided not only for the rotation of the shaft 21 but also for the final treatment of nitrogen oxides (NOx) or sulfur oxides (SOx) that may remain in the waste gas. And a blade panel 32. The disk panel 31 and the shaft 21 are coupled to each other.

At least one of the disk panels 31 may be provided with a through hole at the center thereof so that the shaft passes through the through holes. At least one of the disk panels 31 is inserted into the shaft 21, .

At this time, the disk panel 31 may be made of a metal material, but synthetic resin containing any one selected from polypropylene and polyethylene may be used for weight reduction.

The blade panel 32 is attached to the outer circumferential surface of the disk panel 31, and at least one of the blade panels 32 may be provided.

Particularly, the surface of the blade panel 32 may be provided with a photocatalyst applying unit 40 to which a photocatalyst is applied for the photodecomposition reaction of nitrogen oxides (NOx) and sulfur oxides (SOx).

The photocatalyst applying unit 40 is formed by coating a photocatalyst containing titanium dioxide (TiO ₂ ) on the outer circumferential surface of the blade panel 32. The photocatalyst applying unit 40 irradiates a specific wavelength region And is provided for proceeding a photo-decomposition reaction by ultraviolet rays.

Particularly, since the amount of the photocatalyst present in the photocatalyst applying unit 40 can be increased by increasing the surface area of the blade panel 32, fine concavo-convex portions are formed on the surface of the blade panel 32 .

 The ultraviolet ray emitting unit 50 is provided for photodecomposition reaction with the photocatalyst present in the photocatalyst applying unit 40 and is provided on the inner circumferential surface of the housing 10 so that the direction of emission of the ultraviolet ray is controlled by the blade panel 32 As shown in FIG.

In addition, the ultraviolet ray emitting portion 50 may be formed in a coil shape on the inner circumferential surface of the housing 10, and a UV-LED emitting a wavelength of the ultraviolet region band may be used to prevent unnecessary consumption of electric power .

At this time, when ultraviolet rays having a wavelength of 400 nm or less emitted from the ultraviolet ray emitting portion 50 and having a wavelength in the range of 100 to 300 nm reach the photocatalyst applying portion 40, titanium dioxide (TiO 2 ₂₎ by the photocatalyst including, a strong hydroxyl radical oxidizing power to decompose pollutants (· OH) and superoxide radical (· O ₂ ^-) is generated, this case is generated by the hydroxyl radical (· OH) and superoxide radicals (NOx) and sulfur oxides (SOx) that may be present in the waste gas can be removed by (O ₂ ^- ).

In particular, the the nitrogen dioxide (NO ₂₎ in the nitrogen oxide (NOx) hydroxyl radical (· OH) and superoxide radical (· O ₂ ^{-) -} and so can be oxidized to to yield stable nitrate group (NO ₃₎ The nitrogen oxide can be removed and the hydrogen sulfide (SOx) can also be removed via the hydroxyl radical (.OH) and the superoxide radical (.O ₂ ^- ) in a similar manner to the removal of the gypsum oxide have.

The power storage module 60 is connected to the power generation module 20 and is provided to store the power generated by the power generation module 20. The power storage module 60 uses power stored in the power storage module 60 Not only the ultraviolet ray emitting unit 50 can be driven, but also the remaining power can be supplied to various power consumers.

Next, the blade assembly will be described in more detail with reference to Fig. 2, which is a front view of the blade assembly provided in the wind turbine generator using the waste gas of the present invention.

As shown in FIG. 2, the blade assembly 30 includes a disk panel 31 and a blade panel 32, and at least one blade assembly 30 can be provided.

First, a shaft is passed through a through-hole formed at the center of the disk panel 31 so that the shaft and the disk panel 31 are coupled to each other, and the blade assembly 30 is rotated by the waste gas discharged from the exhaust port .

At least one blade panel 32 is bound along the outer circumference of the disk panel 31 for smooth rotation of the disk panel 31 by the wind power held by the waste gas.

The plurality of the blade assemblies 30 may be stacked alternately so that the outer circumferential surface of the plurality of the blade assemblies 30 may have a spiral shape when the plurality of the blade assemblies 30 are stacked and arranged.

At this time, the gap between the blade assemblies 30 can be freely changed. In addition, in order to support the photocatalyst containing titanium dioxide (TiO ₂ ), the material can be made of metal or any one selected from polypropylene (PP) The blade assembly 30 can be manufactured using a synthetic resin including the synthetic resin.

As described above, the present invention has a structure in which a plurality of blade assemblies composed of a disk panel and a blade panel are stacked in a spiral manner to increase the rotational force to ultimately increase power generation efficiency, (NOx) and sulfur oxides (SOx) that can remain in the exhaust gas through the photochemical reaction are provided by providing a photocatalyst applied to the inner circumferential surface of the housing and an ultraviolet ray emitting portion provided on the inner circumferential surface of the housing, It is to be understood that the scope of the present invention is to be limited only by the scope of the appended claims, .

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

10: Housing
20: Power generation module
21: Shaft
30: blade assembly
31: disk panel
32: Blade panel
40: Photocatalyst coating unit
50: ultraviolet ray emitting portion
60: Power storage module
E: Exhaust

Claims (2)

1. A wind power generator capable of being installed in an exhaust port through which waste gas is discharged,
A housing having one side connected to the exhaust port and the other side opened;
A power generation module installed at a position adjacent to the opening portion of the housing to convert rotational force into electrical energy;
A blade assembly rotatably coupled to the power generation module, the blade assembly including at least one blade panel coupled to an outer circumferential surface of the disk panel, the blade assembly being spirally stacked;
Be formed is applied to the outer peripheral surface of the blade assembly, TiO ₂ A photocatalyst applying unit including particles;
An ultraviolet ray emitting portion formed on the inner circumferential surface of the housing and configured to emit ultraviolet rays toward the blade assembly; And
And a power storage module connected to the power generation module, the power storage module being provided to store the electric energy. The method according to claim 1,
The ultraviolet ray-
And at least one UV-LED that emits a wavelength of an ultraviolet region band.

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