JPH08110100A - Multi-purpose heat-light separate type condensing generator - Google Patents

Abstract

PURPOSE: To increase the generating amount of a multi-purpose heat-light separate type condensing generator by reflecting a visible light condensed by a condenser lens, heat absorbing a long wavelength light to heat medium in a heat absorbing tube, and generating the reflected light by a condensing solar cell. CONSTITUTION: A long wavelength transmission type heat collecting tube 33 has a light receiving element inside a concave lens glass having two inverted V shaped surfaces at the upper surface. Thus, visible light rays is reflected each half obliquely upward by a visible light ray selection type reflecting mirror 29 adhered with a reflection type multilayer silicon deposited film to generate at the rear surface by a V-shaped front and rear generating condensing photocell 2 at the side of a Fresnel lens 3 and to generate in the state not condensed on the surface of the V-shaped upper surface. The rear tube of the mirror 29 is formed of glass or metal, integrally coupled, and heated while passing a heat medium 49 of black antifreeze solution in which fine particle activated charcoal is dispersed in solvent.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention is a lens for concentrating light sunlight when performing solar power generation using sunlight.
It collects light, decomposes all wavelength regions, and generates power at visible wavelengths.
A visible light reflection type long wavelength selective transmission type heat collection tube that is a light receiving element for infrared rays in the long wavelength region that can measure heat utilization, by measuring the separation of light and heat such as heating the heat medium in the high temperature range. In combination with direct solar cell power generation, which uses a turbine to generate high-pressure steam by heat exchange with a low-boiling point solvent, and power generation using turbine power generation, it is possible to obtain even more efficient power generation and to obtain hot water by warming the cooling water. It aims to provide an efficient device.

[0002]

2. Description of the Related Art Conventionally, in the case of solar power generation, there are two types of solar cells, one is a solar cell alone and the other is a research one. However, since the level of hot water is low to maintain the efficiency of the solar cell, the usage of hot water is very limited, and the combination panel of the Fresnel lens and the concentrating solar cell is used for tracking. On a cloudy day, the power generation cannot be performed, so that the power generation amount is lower than that of the solar cell alone type.

In the case of using a single plate type solar cell of long wavelength transmission type and collecting heat with a jacket on the back side,
It had a drawback that the temperature of hot water was at a low level because the efficiency of electric power generation decreased significantly when the solar cell on the surface was in a high temperature region and it was not a concentrating type.

[0004]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and collects thin sunlight to collect visible light and long-wave infrared rays by collecting light with a condenser lens. It is designed to function separately, and in order to reflect visible light, the inner surface of the glass heat collecting tube with a concave lens shape on the inner surface of the glass is exposed to visible light on the outer surface. Multi-purpose heat and light separation type condensing power generation that makes it possible to measure the increase in power generation by reflecting and selectively transmitting long-wavelength light to heat the internal heat medium to a high temperature and utilizing this high temperature to generate turbine power. apparatus.

[0005]

In order to achieve the above object, the present invention uses a condenser lens in the case of a solar tracking type and a horseshoe type multi-layer integrated lens in the case of a fixed type. Then, the heat medium is heated by the visible light reflection type long wavelength transmission type heat collecting tube, and by this high level heat medium heating, turbine power generation by supersaturated vapor of a low boiling point solvent and power generation by a concentrating solar cell by reflected light are performed. Makes things possible.

[0006]

[Function] Therefore, even in the case of a solar tracking type condenser lens,
In the case of condensing with a fixed horseshoe-shaped multi-layer integrated lens,
Visible light is reflected obliquely with respect to the optical axis, and it is concentrated on the back surface of a double-sided power generation type concentrating solar cell installed diagonally above and perpendicular to the optical axis. It was made possible.

Further, the turbine power generation utilizing high-level heat medium heating by a heat collecting tube and the heat exchange low-level hot water used for cooling the hot-water medium and the direct heat medium to obtain hot water of high temperature close to 100 ° C. to widen the range of use. , It is possible to measure multi-purpose use.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a partially cutaway side view of the apparatus shown in FIG.
Shows a partially cutaway plan view thereof, and FIG.
A sectional view is shown, FIG. 4 is a partially cutaway plan view of a fixed type panel portion of another example, and FIG. 5 is a sectional view of a fixed type panel portion BB of another example.

As shown in FIG. 1, the present apparatus is composed of a panel portion installed in an upper portion and a pedestal portion formed of a stainless steel column supporting the panel portion.

As shown in FIG. 1, this device has four or more
Several stages of multi-tiered shelving greenhouses 46 are provided so that a space near the surface of the space provided on the surface by the stainless steel pillars 53 can be used as a greenhouse up to a certain height, and the solar tracking type panel 1 is located at the top center of the panel center. Upper rotation support shaft 5 and lower rotation support shaft 4 fixed to the parts
With the heat medium discharge pipe 9 and the liquid injection pipe 41 passing through the inside of the panel, the panel support base 1 is provided so that the panel 1 can freely rotate.
2, upper shaft support bearing 10, lower shaft support bearing 35
Is supported by a fulcrum joint 38 provided on a stand formed by a stainless steel column 53, and one point of the lower part is supported, and the upper part of the delta jack 22 is angled through the angle joint part 18. The gear todo motor 21 can be used to change the angle up and down.

Inside the box-shaped panel 1, an acrylic plate having a Fresnel lens 3 formed on its surface is attached,
A long-wavelength transmission type heat collecting tube 33 is provided for each lens in the vertical direction in the condensing portion of each lens, as shown in FIG. 2, and the injection side is an injection manifold 36 and the discharge side is an exhaust manifold 20. They are coupled and guided to the outside through the cup joint 8 and the cup joint 34, each passing through the hollow portion of the support shaft.

As shown in FIG. 1, a rotating sprocket 6 is fixed to the upper rotary support shaft 5 and can be rotated by a rotating geared motor 11 fixed to a panel support 12.

As shown in FIG. 3, the long wavelength transmission type heat collecting tube 33 provided at the focal point of the Fresnel lens focusing optical axis 51 which is the focusing axis of the Fresnel lens 3 has an inverted V-shaped upper surface. In order to form a light receiving element on the inside of a concave lens-shaped glass having two surfaces, a visible ray selective reflection mirror section 29 to which a reflective multilayer silicon vapor deposition film is adhered allows visible rays to be obliquely upward. The V-shaped front-and-back power generating and condensing battery 2 having a V-shape formed next to the Fresnel lens 3 as the visible light reflection optical axis 50 is generated by the back surface and can be collected by the front surface of the V-shape. It has a structure that can generate electricity without it.

The back tube portion of the visible light selective reflecting mirror portion 37 is made of glass or metal and is integrally connected,
Inside, the structure is such that a heating medium 49, which is a black antifreeze liquid in which finely divided activated carbon is dispersed in a solvent, is transmitted and heated.

A heat insulating material 48 is tightly attached to the sides and the lower surface of the panel 1, and a bottom aluminum reflecting mirror plate 52 adapted to give reflected light to the heat collecting tube portion is provided at the bottom portion of the panel 1 so that the light is effectively reflected. It is being used.

As shown in FIG. 1, immediately below the panel support 12, a closed low-temperature heating turbine 39, which is a power generator capable of completely sealing and circulating a low boiling point solvent in a closed container, is provided in the evaporation tank 16 and the cooling tank. It is formed from 17, and the evaporation tank 16
In addition, the radiator inside the heat medium discharge pipe 9 turns the low boiling point solvent into supersaturated vapor, and the outlet impeller 13 of the throttle valve 15 between the cooling tank and the generator 14 rotates the generator 14 to generate electricity. , And is discharged to the heat medium heat storage tank 24 which is kept warm by a heat insulating material provided below.

In the cooling tank 17, a warm water heat storage tank 45 having a sufficient capacity is provided below, while the cooling water circulating pump 43 cools the internal steam of the cooling water 44 to a temperature below the boiling point of the hot water heat storage tank 45. The low boiling point solvent that circulates so as to return to the accommodating section 40 and accumulates at the bottom of the cooling tank 17 is the high pressure pump 37
The low boiling point solvent is circulated by being returned to the evaporation tank 16 by.

The hot water heat storage tank 45 is provided with a partition plate 23 whose lower part is open, and the amount of injection is controlled by a float valve 25 at the outlet of the tap water supply pipe 30 so that city water can flow in from above. The hot water storage unit 40 supplies hot water to various places in the home through the hot water hot water supply pipe 31, and the liquid fertilizer storage tank 47 provided at the lower part of each stage of the shelf type greenhouse 46 provided below this. Liquid fertilizer heating tube 32
It has a structure that can be heated.

The heat medium stored from the bottom of the heat medium heat storage tank 24 is circulated by the heat medium circulation pump 42 through the liquid injection pipe 41 to the long wavelength transmission heat collection pipe 33 in the panel.

FIG. 4 shows another example of FIG. 1, and FIG. 5 shows a sectional view taken along the line BB in FIG.
It is fixed on the table with an inclination of about 40 degrees toward the sun, has a horseshoe-shaped cross section with a large curvature in the vertical direction, and has a longitudinally long horseshoe-shaped multi-layered stack in which the curvature gradually increases inside. The lens 60 is installed on the upper surface of the panel glass plate 66, and the V-shaped front and rear power-generating large batteries 2 are installed in parallel with each other on the lower surface between the lenses.

As shown in FIG. 5, the sunlight collected by the horseshoe-shaped multi-layer integrated lens 60 and condensed by the horseshoe-shaped integrated lens condensing optical axis 61 is reflected by the long-wavelength selective curved reflecting mirror 64 provided below. , The visible light is condensed by silicon or the like deposited on the back surface thereof and is used as the visible light collecting axis 65 to irradiate it from the back surface of the V-shaped front / back power generating solar cell 2 to obtain an electromotive force and directly on the surface of the battery. It has a structure that receives electromotive force by receiving sunlight.

A long-wavelength transmission type heat collecting tube 33 formed of a glass tube or the like is closely integrated with the long-wavelength selective curved reflecting mirror 64, and a heat medium 49 receives an infrared ray irradiation therein. It flows by receiving a high level of heating, and a glass tube 62 is installed on the outer peripheral portion of the glass tube through a vacuum space 63, which is devised so as not to release the heat inside.

A heat insulating material 48 such as glass wool is provided on the side and the bottom of the panel 1, and a bottom aluminum reflecting mirror plate 52 is provided on the bottom to obtain a further light collecting power.

Due to such a structure, when this device is not used, the panel 1 is tracked in accordance with the movement of the sun and the sun with a very high light-condensing magnification is condensed by the Fresnel lens 3. The visible light is separated into visible light and infrared rays, which are long-wavelength light, by the visible light selective reflection mirror section 37. To generate electricity.

The long-wavelength light heats the internal heat medium 49 to a high level by the long-wavelength transmission type heat collecting tube 33, and the heat medium 49 turns the low boiling point solvent in the closed low-temperature heating turbine 39 into supersaturated vapor. , The heat medium 49 is stored in the heat medium heat storage tank 24 provided below, and the generator 14 is stored in the cooling cycle.
In addition to obtaining electromotive force, the low boiling point solvent is of a completely sealed and completely recycle type that is used in circulation.

From the heat medium heat storage tank 24, the heat medium circulation pump is used to circulate the heat medium 49, and the cooling tank 1 is used.
The hot water generated in 7 is stored in the hot water heat storage tank 45 and used as hot water for home through the hot water hot water supply pipe 31, part of which is a liquid fertilizer storage tank provided on each shelf of the shelf greenhouse 46 provided below. It is used to heat 47 and serves to support the growth of vegetables grown on it.

In another example shown in FIGS. 4 and 5, since the lens is a fixed type, the condensing magnification is low, but the facility cost can be expected to decrease.

As described above, the apparatus has the characteristics of concentrating sunlight at a high magnification by tracking sunlight or low magnification by a fixed panel but at a low facility cost, and efficiently generates electricity by separating heat and visible light. In addition to the above, it is possible to use low-level hot water by warming the cooling water and generate hot water using a high-level heat medium temperature as needed, and use heat for heating in the greenhouse below. Then, it is a multi-purpose thermo-light separation type condensing power generation device that has the feature that it can accelerate the growth of vegetables to be grown here and increase the amount of products.

[0030]

As described above, according to the structure of the present invention, the shelf greenhouse is provided in the lower part, and the hot water storage tank and the heat medium heat storage tank are provided in the upper part of the greenhouse so that the heat generated by the condensing lens in the panel is reduced. Use of low-level hot water and high-level hot water by increasing the utilization of heat by light separation and obtaining power generation by heating a high-level heat medium, and efficiently obtaining electromotive force of separated visible light with a concentrating solar cell. In addition, it is possible to provide a multi-purpose thermo-light separation type condensing power generation device characterized in that the plant cost can be quickly burned for multiple purposes by being able to grow agricultural crops by multi-stage greenhouse and its heating.

[0031]

[Brief description of drawings]

FIG. 1 is a partially cutaway side view of an apparatus main body according to the present invention.

FIG. 2 is a partially cutaway plan view of a panel portion of the present invention.

FIG. 3 is a sectional view of the panel portion AA of the present invention.

FIG. 4 is a partially cutaway plan view of a panel portion of another example fixed type of the present invention.

FIG. 5 is a sectional view of another example of a fixed type panel portion BB of the present invention.

[0032]

[Explanation of symbols]

 1 panel 2 V-shaped front and back power-generating concentrating solar cell 3 Fresnel lens 4 lower rotation support shaft 5 upper rotation support shaft 6 rotation-like sprocket 8 cup-shaped joint 9 heat medium discharge pipe 10 upper shaft support bearing 11 rotation geared motor 12 panel support Platform 13 Impeller 14 Generator 15 Throttle valve 16 Evaporation tank 17 Cooling tank 18 Angle joint part 20 Discharge manifold 21 Angle changing geared motor 22 Delta type jack 23 Partition plate 24 Heat medium heat storage tank 25 Float valve 29 Visible light selective reflection Mirror 30 Water supply pipe for hot water supply 31 Hot water supply pipe for hot water 32 Liquid fertilizer heating pipe 33 Long wavelength transmission type heat collection pipe 34 Cup joint 35 Lower shaft support bearing 36 Injection manifold 37 High pressure pump 38 Support point joint 39 Sealed low temperature heating turbine 40 Hot water Storage part 41 Injection tube 4 Liquid medium circulation pump 43 Cooling water circulation pump 44 Cooling water 45 Hot water heat storage tank 46 Shelf greenhouse 47 Liquid fertilizer storage tank 48 Insulation material 49 Heat medium 50 Visible light reflection optical axis 51 Fresnel lens condensing optical axis 52 Bottom aluminum reflector plate 60 Horseshoe-shaped multilayer Integrated lens 61 Horseshoe-shaped integrated lens Condensing optical axis 62 Glass tube 63 Vacuum space 64 Long-wavelength selective curved reflecting mirror 65 Visible light converging axis 66 Panel glass plate

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Internal reference number FI Technical display location F24J 2/10 2/38 G02B 27/00 H01L 31/042

Claims (3)

[Claims] 1. A visible light is selectively reflected at all wavelengths of light condensed by a condenser lens, and long-wavelength light is absorbed by a heat medium in a heat absorption tube at a high level. A multipurpose thermo-light separation type condensing power generator that uses a battery to generate electricity. 2. A fixed type horseshoe-shaped cross section having a large curvature, in which the light condensed by a vertically-long condensing lens in a multi-layer lens with a sequentially increasing curvature is selected by a visible light reflecting long wavelength. A multi-purpose heat and light separation type concentrating power generator that generates power from a concentrating solar cell by concentrating visible light with a concave lens type of a transmission type heat collecting tube and a reflecting mirror section. 3. A condensing lens is used to heat a solvent containing powdery activated carbon as a heat medium to a high temperature in a long wavelength selective transmission type heat collecting tube and store the heat in a heat storage tank to store it as heat energy,
A multi-purpose thermo-light separation type condensing power generation device that heats a low boiling point solvent with this solvent to heat it into supersaturated steam if necessary, and generates turbine power by the difference in steam pressure with the cooling unit.