KR100920796B1 - Thermal storage unit using electron wave of solar radiation - Google Patents

Abstract

The present invention relates to a heat storage device using electromagnetic radiation of solar radiation, an apparatus for converting and accumulating thermal energy into thermal energy while maintaining the electromagnetic energy of solar radiation radiated to a large surface of the earth in an electromagnetic wave state, so that the stored thermal energy can be used when necessary. It is about.

That is, the present invention provides a wave reflector for focusing electromagnetic waves of solar radiation, a wave guide for guiding the collected radio wave energy, a conversion heat storage unit for converting and storing the electromagnetic wave energy transferred along the wave guide into other types of thermal energy, and the It is composed of an energy supply unit that can generally use the heat energy accumulated in the conversion heat storage unit.

The heat accumulator having such a structure can guide the solar radiation collected by the wave reflector to the conversion heat accumulator while maintaining the electromagnetic wave to the conversion heat accumulator even though the distance between the radio wave reflector and the conversion heat accumulator is far apart. The efficiency of use can be improved to the maximum.

Description

Thermal storage unit using electron radiation of solar radiation {Thermal storage unit using electron wave of solar radiation}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat storage device using electromagnetic radiation of solar radiation, and more particularly, to a heat storage device that converts and regenerates electromagnetic energy of solar radiation heat irradiated on a wide surface to thermal energy, and uses the thermal energy stored therein as needed.

In general, the conventional solar heat utilization technology utilized for solar heat or solar housing mainly collects solar heat by means of a heat collecting plate. The heat energy thus collected is supplied to a heat-using device through a phase change material such as water. In recent years, electricity is produced directly based on semiconductors for photovoltaic power generation, and the electricity is not only used for home use but also the surplus electricity is sold to an electric company (Korea Electric Power Corporation).

As described above, the conventional solar heat utilization technology is a reality in that it is used only for small-scale power generation such that it is used as a power source of a street lamp in addition to a house due to a problem of heat transfer technology. In other words, the current technology has a large heat loss and the installation cost of the transfer device is significantly less economical compared to the solar utilization efficiency.

In addition, the degree of conversion of light (solar) into electricity is currently only about 10%, which is very inefficient, and even though the conversion efficiency is improved, the energy of the radiant heat region included in the solar light is not used. There are some limitations in increasing the utilization efficiency of solar energy irradiated on the entire surface.

The purpose of the present invention is to maximize the efficiency of solar heat using technology used in solar housing and solar heat using technology using photovoltaic semiconductor devices to improve the economic efficiency and high oil price according to the limited fossil fuel as an alternative energy source. To solve problems and global warming.

As described above, the present invention has been created as a way to facilitate and maximize the utilization efficiency of solar heat.

To this end, the present invention is a radio wave reflector for collecting solar radiation heat, a waveguide (waveguide, guiding wave guide) for guiding minimizing the loss of electromagnetic wave energy, the conversion heat storage unit for accumulating the collected electromagnetic wave energy, and stored thermal energy It consists of an energy supply unit that can be used at. In the present invention, the wave guide for concentrating the solar energy in the radiation reflection plate for radiant heat to transfer to the conversion heat storage unit is limited to the wave guide for radiation heat in the form of a waveguide.

The present invention will be described more specifically and clearly below.

According to the heat storage device using the electromagnetic wave of the solar according to the present invention, the solar heat efficiency is very high compared to the installation cost of the existing solar heat using device, the high temperature heat storage is easy to require hot water, heating, cooking, as well as a large amount of power in the home It can be applied to industrial use, which has a wide range of applications.

In addition, the present invention, even when the distance between the installation place of the radio wave reflector and the installation site of the energy conversion heat storage unit is a long distance, compared to the case of the short-range, since the solar utilization efficiency and the device installation cost is similar, it is easy to utilize solar heat and also large-scale power generation is possible. Is provided.

The heat storage technology according to the present invention is provided so as not to expose the problem of carbon dioxide emissions causing global warming because it regenerates solar heat and efficiently uses it.

Now, the heat storage device using the electromagnetic wave of the solar according to the present invention will be described in more detail with reference to the accompanying drawings.

1 is a view showing a first preferred embodiment of a heat storage device using electromagnetic waves of solar radiation according to the present invention.

As shown, the heat storage device using the electromagnetic wave of the solar according to the present invention consists of a focusing induction unit for converging and guiding the electromagnetic wave energy of the solar heat, the conversion heat storage unit 20 and the energy supply unit 30.

The heat storage device according to the present invention includes a focusing guide part for guiding and guiding electromagnetic wave energy in an electromagnetic wave state in solar radiation radiated onto a large surface, the focusing guide part comprising a radiation reflecting plate 11 for radiant heat and a wave guide for radiant heat ( It consists of 12).

Specifically, the at least one radio wave reflecting plate 11 located in the solar irradiation zone serves to focus solar heat. Preferably, the radio wave reflecting plate 11 is parabolic in shape so as to be easily assembled (see FIG. 4). More preferably, the radio wave reflecting plate 11 maintains a rectangular shape in order to increase the focusing area of solar heat (see FIG. 4).

In addition, the radio wave reflecting plate 11 is provided with a direction adjuster (not shown), which makes it possible to move the radio wave reflecting plate 11 in the solar irradiation direction by means of an optical sensor provided in the direction adjuster.

The waveguide 12 extends from the radio wave reflector 11 to the inside of the conversion heat storage unit 20 to guide the electromagnetic wave energy during solar radiation. The radiation wave guide 12 for radiation is equipped with an opening 121 and an electron horn 122 at both ends, and the opening 121 is installed on the radio wave reflector 11 to focus the electromagnetic wave energy of solar radiation heat. While providing an inflow path for the electron horn 122, the electromagnetic energy is radiated in the conversion heat storage unit 20 as shown. The waveguide 12 of the waveguide type may transfer electromagnetic waves at a propagation speed from the radio wave reflector 11 to the conversion heat accumulator 20 with little energy loss even when the induction transfer distance is far.

As described above, the electromagnetic wave energy is guided to the conversion heat storage unit 20 along the path of the waveguide, and is converted into heat energy in the heat storage storage unit 20 and stored. The conversion heat storage unit 20 includes an inner space 21, a first absorption layer 22, a heat storage material 23, a second absorption layer 24, a vacuum unit 25, and a reflection housing 26. consist of.

Specifically, the transformation heat storage unit 20 emits electromagnetic waves to the internal space 21 by the electromagnetic horn 122 provided at the end of the wave guide 12 inserted up to the internal space 21. . Then, the electromagnetic wave absorbs the electromagnetic wave through the first absorbing layer 22 and is converted into thermal energy through an exothermic phenomenon. The converted thermal energy is conducted to the heat storage material 23 and stored in the thermal energy state. It is preferable that the heat generated from the conversion heat storage unit 20 does not flow backward through the waveguide.

In addition, a radio wave window or a filter (not shown) is installed in the inner space 21 to help the electromagnetic wave energy induced by the waveguide 12 to diffuse into the inner space 21 of the conversion heat storage unit 20. It is preferable.

As shown, the inner space 21 is surrounded by the first absorbing layer 22, the electromagnetic energy supplied into the inner space 21 is made of a material that can absorb the electromagnetic radiation of solar radiation The first absorbent layer 22 is absorbed by the first absorbent layer 22. Preferably, the first absorbent layer 22 is formed of a carbon material in a wet state and SiC (silicon carbide) for high heat. In addition, the wall surface of the first absorbing layer 22 is provided with a triangular pyramid-shaped protrusion toward the inner space 21 to help absorb electromagnetic waves. As described above, the first absorbing layer 22 having the triangular pyramid-shaped protrusions is convex, so that the absorbed electromagnetic wave is converted into thermal energy and at the same time, the first absorbing layer 22 and the heat accumulating material are increased. (23) Increase the contact area between them.

In order to reduce heat energy loss, the conversion heat storage unit 20 is surrounded by another second absorbing layer 24 and the reflective housing 26 outside the heat storage material 23. In particular, the reflective housing 26 is disposed to be spaced apart from the second absorbing layer 24 by a predetermined distance, and the vacuum housing 25 in a vacuum state is formed between the reflective housing 26 and the second absorbing layer 24. It is desirable to. The vacuum unit 25 provides a heat insulating effect between the heat storage material 23 and the external environment.

The reflective housing 26 is reflected by the reflective housing even if a small amount of heat energy is discharged through the vacuum portion 25 is sent to the interior, that is to say to the heat storage material (23). The reflected heat energy is covered with a second absorbing layer 24 on the outside of the heat storage material 23 to assist absorption into the heat storage material 23. The second absorbing layer 24 is preferably made of silica gel or the like having low moisture and radiant heat electromagnetic wave generation rates.

As described above, the heat storage device using the electromagnetic radiation of solar radiation according to the present invention is to be stored as heat energy through the heat storage material 23 of the conversion heat storage unit 20, for actively using the stored heat energy in real life Various types of energy supply unit 30 is provided. Preferably, the energy supply unit 30 is a type of heat exchanger that can pass through the heat storage material 23 of the conversion heat storage unit 20 to convert heat stored in the heat storage material into another type of energy source. have. In particular, the heat exchanger-type energy supply unit 30 can be applied to the real life by converting the length of the coil-type pipe extending through the heat storage material 23 to various heat dissipation energy, the specific details of those skilled in the art Detailed technical description is omitted since it is already well known.

Selectively, the thermoelectric power generating rod 31 is inserted into the heat storage material 23 of the conversion heat storage portion 20 through the reflective housing 26 and the vacuum portion 25 from the outside. By using the high temperature of 23 and a relatively low external temperature difference, electrons flow from high temperature to low temperature to generate a current. As such, the generated current can be used in various ways.

FIG. 2 is a view showing a second embodiment of a heat storage device using electromagnetic waves of solar radiation according to the present invention, and has a structure similar to that of the first embodiment shown in FIG. Therefore, the additional description of the same member is omitted.

Referring to FIG. 2, it is a view schematically showing a near field heat storage device having a relatively close distance between the radio wave reflecting plate 11 and the conversion heat storage unit 20.

As shown, the heat storage device according to the present invention allows a plurality of metal lenses to integrate the electromagnetic energy of focused solar radiation guided along the plurality of waveguides 12 into one waveguide 12 ', 12 ". (13, 14; metal lenz) The metal lens (13, 14) can integrate each electromagnetic wave guided to each wave guide into one wave guide.

Firstly, the heat storage device according to the present invention focuses electromagnetic wave energy of solar radiation on each wave guide 12 with each of the radio wave reflecting plates 11. Then, the focused electromagnetic wave energy is transferred along the waveguide 12 to the conversion heat storage unit 20. A plurality of waveguides 12 are provided through one waveguide 12 'via the metal lens 13. It is integrated into to transfer electromagnetic energy. In FIG. 2, a plurality of waveguides 12 show a heat storage device integrated into two waveguides 12 ′ as metal lenses 13, while two waveguides 12 ′ are metal lenses 14. Through the reintegration once again, one wave guide 12 "is inserted into the conversion heat storage unit 20 to supply electromagnetic energy.

The total cross-sectional area of the plurality of wave guides 12 is equal to the cross-sectional area of the wave guide 12 ', and the total cross-sectional area of the two wave guides 12' is equal to the cross-sectional area of one wave guide 12 ". In this way, the waveguide located downstream of the metal lens is equal to the sum of the cross-sectional areas of the plurality of waveguides located upstream to help the flow of electromagnetic energy transferred to the waveguide.

Preferably, the metal lenses 13 and 14 may be made of Al-deposited plastic material or Al or SUS metal thin plate material, thereby reducing energy loss.

The waveguide 12 ″ is inserted into the conversion heat storage unit 20 to convert and store electromagnetic energy into thermal energy.

3 is a view showing a third embodiment of a heat storage device using electromagnetic waves of solar radiation according to the present invention, and has a structure similar to that of the first embodiment shown in FIG. Therefore, the additional description of the same member is omitted.

Referring to FIG. 3, there is shown a schematic view of a remote heat storage device having a relatively long distance between the radio wave reflecting plate 11 and the conversion heat storage unit 20.

FIG. 2 illustrates that waveguides extending from multiple radio wave reflectors are merged into a single waveguide through a metal lens, while FIG. 3 illustrates one metal for each waveguide extending from each radio wave reflector. A lens is provided, and electromagnetic wave energy is sequentially collected while merging waveguides through the respective metal lenses. Finally, the electromagnetic wave energy collected through one wave guide is introduced into the conversion heat storage unit (20).

4 is a detailed enlarged view of the radio wave reflecting plate for radiant heat, FIG. 4 (a) is a plan view of the radio wave reflecting plate 11, and FIG. 4 (b) is a sectional view seen from the line B-B shown in FIG. 4 (a).

As shown, the radio wave reflecting plate 11 is composed of a parabola-shaped parabolic surface 112 that becomes concave toward the center in a dish shape. The parabolic surface 112 of the radio wave reflecting plate 11 focuses the electromagnetic wave of solar radiation applied to the radio wave reflecting plate 11 on the opening 121 of the wave guide 12 for radiant heat to improve the transmission rate of the electromagnetic wave. In other words, since all solar electromagnetic waves irradiated in parallel with the solar electromagnetic waves passing through the parabolic focal point are collected at the parabolic focal point, the electromagnetic waves of the solar region irradiated by the radio wave reflector 11 are reflected to the parabolic plane 112 and the parabolic plane 112 Into the opening 121 of the wave guide 12 is fixed to the focus of the ().

It is preferable that the plurality of radio wave reflecting plates 11 are formed with a rectangular edge portion 111 to maximize the dose in a limited space. The rectangular radio wave reflecting plate 11 has an advantage of having a small porosity with other adjacent radio wave reflecting plates so that a plurality of radio wave reflecting plates can be effectively arranged in a limited space (see a plurality of radio reflecting plates arranged in FIG. 2 or 3).

Preferably, it is possible to simultaneously rotate the radio wave reflector 11 and the opening 121 of the waveguide 12 in accordance with the irradiation direction of the sun through the direction controller 113 having an optical sensor.

The present invention is not limited to the examples illustrated in the briefly illustrated figures and the detailed description above, but it is apparent that modifications and variations are possible within the scope and scope of the following claims.

1 is a view showing a first preferred embodiment of a heat storage device using electromagnetic waves of solar radiation according to the present invention.

2 is a view showing a second embodiment of a heat storage device using electromagnetic waves of solar radiation according to the present invention.

3 is a view showing a third embodiment of a heat storage device using electromagnetic waves of solar radiation according to the present invention.

4 is an enlarged detail of the radio wave reflector.

<Description of Symbols for Main Parts of Drawings>

11 ----- radio wave reflector, 12 ----- waveguide,

13,14 ----- metal lens, 20 ----- conversion heat storage unit,

21 ----- interior space, 22 ----- first absorption layer,

23 ----- heat storage material, 24 ----- second absorption layer,

25 ----- vacuum, 26 ----- reflective housing,

30 ----- Energy supply, 31 ----- Thermoelectric rods.

Claims (12)

delete delete delete delete A plurality of radio wave reflecting plates 11 having a parabolic surface for concentrating irradiated solar radiation; A conversion heat storage unit 20 including an internal space 21 formed therein, a heat storage material 23 for storing thermal energy, and a reflective housing 26 surrounding the outside of the heat storage material 23; The electromagnetic wave energy of the solar radiation heat, which extends from the opening 121 formed on the focal point of each of the radio wave reflecting plates 11 to the internal space portion 21 of the conversion heat storage unit 20, is focused on the radio wave reflecting plate 11, A waveguide for radiant heat guided to the conversion heat storage unit 20 while maintaining the electromagnetic wave state; And And an energy supply unit 30 for converting and supplying energy to the outside while penetrating the heat storage material 23. Concentrating the electromagnetic wave energy of solar heat guided to the radiation wave guide 12 for radiation to integrate into one wave guide for radiation heat, and by integrating the integrated wave wave guide in one radiation wave guide again, the electromagnetic wave of solar heat A heat storage device using electromagnetic radiation of solar radiation, which is configured to transfer energy to the conversion heat storage unit (20). delete The electromagnetic wave of solar radiation heat according to claim 5, further comprising an electron horn (122) for diffusing the electromagnetic radiation of solar radiation heat guided by the waveguide (12) into the internal space portion (21) of the conversion heat storage (20). Heat storage device using. The solar cell of claim 5, further comprising an absorption layer that absorbs electromagnetic waves around the inner space portion 21 of the conversion heat storage unit 20, converts them into thermal energy, and stores the heat energy in the heat storage material. Heat storage device. 6. The system according to claim 5, further comprising metal lenses (13, 14) at portions where respective electromagnetic wave energy delivered to each wave guide (12) is integrated into wave guides (12 ', 12 "). Heat storage device using electromagnetic waves of radiant heat. delete delete 6. The heat storage device according to claim 5, wherein said radiation reflection plate (11) for radiant heat uses electromagnetic waves of solar radiation having a rectangular shape.

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