CN203894465U - Secondary light condensing device and device capable of reducing installation height of secondary condenser - Google Patents
Secondary light condensing device and device capable of reducing installation height of secondary condenser Download PDFInfo
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- CN203894465U CN203894465U CN201320895956.3U CN201320895956U CN203894465U CN 203894465 U CN203894465 U CN 203894465U CN 201320895956 U CN201320895956 U CN 201320895956U CN 203894465 U CN203894465 U CN 203894465U
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Abstract
The utility model discloses a secondary light condensing device and a device capable of reducing installation height of a secondary light condenser. A primary reflector disposed on the ground can be used to track the sun, and can be used to reflect the sunlight to a secondary reflector disposed on a vertical column or a tower, and then the secondary reflector can be used to reflect the sunlight to a receiver disposed on a position of a mirror field or a position outside the mirror field.
Description
Technical field
The utility model is the device of a kind of secondary light condensing device and reduction secondary condensation mirror setting height(from bottom), belongs to technical field of solar utilization technique.
Background technology
Domestic, have many people to propose multiple secondary condensation method and apparatus abroad, but these method and apparatus are only only applicable to small-sized beam condensing unit, can not realize large-area sunshine is gathered on a point-like receiver that is positioned at ground or Near Ground by the secondary condensation mirror on a plurality of towers, domestic, external yet someone proposed such imagination or device.
As Chinese patent 201110100861.3, its secondary reflection mirror is one deck, polylith secondary reflection mirror is hyperboloid shape substantially, near the supporting member of secondary reflection mirror and tower top or tower top, be connected, secondary reflection mirror is positioned near tower top or its, sunshine is reflexed on the receiver being positioned at the bottom of tower, the monolayer distribution of this secondary reflection mirror makes cannot be for the large-scale application of a plurality of towers, this is because the spatial volume that secondary reflection mirror takies is on the one hand large, its spatial volume taking is roughly the volume of hyperboloid shape, the sectional area of the catoptrical light path of secondary reflection mirror is large on the other hand, like this when large-scale application, before, secondary reflection mirror on rear tower stops mutually, the sunshine of the secondary reflection mirror reflection on tower below cannot be arrived on receiver.This secondary reflection mirror composition hyperboloid shape also cannot make sunshine gather from tower larger distance in addition, therefore cannot be for the large-scale application of a plurality of secondary towers, be exactly that this structure gravity torque and moment of wind pressure that the supporting structure of two secondary mirrors is born is very large in addition, supporting structure need to be done very sturdyly.
Many in addition with the similar patent of above-mentioned patent, its secondary reflection mirror is all the structure of one deck or similar one deck.Although some patents have seemed sandwich construction perhaps, in fact the catoptron of its sandwich construction is all positioned on a curve form substantially, or on a cambered shell, as hyperboloid, parabola, umbrella shape face, circular conical surface etc., at this, will not enumerate.
The secondary condensation method and apparatus that is applicable to small-sized beam condensing unit is a variety of in addition, as Chinese patent 200810022320.1, Chinese patent 201010523918.6 etc., they all can not be realized large-area sunshine is gathered to an object on the point-like receiver that is positioned at ground or Near Ground.
Utility model content
The purpose of this utility model is: for overcoming the following shortcoming of prior art: the secondary light condensing device of prior art can only be for small-sized optically focused purposes, and the secondary condensation mirror of prior art is individual layer or similar single layer structure, and the spatial volume taking is large, the sectional area that the light path of secondary reflection light takies is large, before making, the light path of two secondary mirrors on rear tower stops mutually, can not effectively secondary reflection light be reflexed on receiver, the secondary reflection mirror of prior art can not reflex to reflected light from tower on the receiver away from addition, and the supporting member of the secondary condensation catoptron of prior art, owing to being individual layer or similar single layer structure, therefore member spread length is very long, bear very large gravity torque and moment of wind pressure, make supporting member must do very sturdyly.
Another object of the present utility model is to reduce the height of the setting height(from bottom) of secondary condensation mirror and the tower of supporting secondary condensation mirror
In order to realize above-mentioned object, the technical solution of the utility model is: a kind of secondary light condensing device, its technical characterictic is: the primary event mirror that is installed on ground is followed the tracks of the sun and is divided into several mirror places, each mirror place have one or several column or tower or the similar component of some secondary condensation mirrors are installed, each mirror place can be divided into some groups again, every group has some primary event mirrors, primary event mirror reflexes to sunshine on one or some root posts or tower one or some secondary condensation mirrors, secondary condensation mirror gathers sunshine and is positioned on ground or subaerial receiver again.
Column or the tower of above-mentioned installation secondary condensation mirror are provided with some layers of supporting structure from top to bottom, and every layer of supporting structure is provided with some secondary condensation mirrors.The some secondary condensation mirrors of every layer are positioned at a plane or not on a plane.
Catoptron in adjacent primary event mirror place in above-mentioned mirror place can reflex to sunshine on the secondary condensation mirror that is positioned at local area, also sunshine can be reflexed on the secondary condensation mirror in proximity or other districts, or sunshine is directly reflexed on receiver.
For realizing the setting height(from bottom) of above-mentioned reduction secondary condensation mirror and the object of the column of supporting secondary condensation mirror or the height of tower, one or some primary event mirrors and adjacent one or some primary event mirrors reflex to sunshine on the secondary condensation mirror being positioned on several columns or tower or on receiver.Make like this light path obstruction of adjacent primary event mirror greatly reduce, make the reflected light of primary event mirror and the angle on ground become less, thereby reduce the setting height(from bottom) of secondary reflection mirror and the height of above-mentioned column or tower is reduced.
The setting height(from bottom) of above-mentioned its adjacent catoptron of primary event mirror can be identical, can be also that setting height(from bottom) is different, so more can make the setting height(from bottom) of secondary reflection mirror further reduce.
Above-mentioned secondary condensation mirror can be catoptron, can be also diaphotoscope, can be level crossing, can be also curved mirror.
The ratio of the total area of above-mentioned primary event mirror and the total area of secondary condensation mirror, can be any numerical value, preferably chooses 10～100 and is advisable.
By technique scheme of the present utility model, can reach following effect:
1) can be by a large area very, such as the sunshine of tens of square kilometres of areas reflexes to sunshine on the secondary condensation mirror on hundreds of columns or tower through being installed on the primary event mirror of the tracking sun on ground, by secondary condensation mirror, sunshine is gathered on the point-like receiver that is positioned at ground again, the height of this point-like receiver is roughly tens of rice, diameter is that tens of rice is to more than 100 meters, geometric concentrating ratio is roughly hundreds of times, the general power of the sunshine that receiver receives can reach millions of kilowatts, can utilize the Turbo-generator Set generating in existing large-scale thermal power machine group, make million kilowatt solar heat power station and can be by energy storage 24 hours and uninterrupted generating of cloudy day, also can be used for photovoltaic generation and thermionic generation, and the mode such as magnetohydrodynamic generation, this large-scale plant greatly reduces genset cost, this is that existing Salar light-gathering technology cannot be accomplished.
2) greatly reduce the setting height(from bottom) of secondary condensation mirror, can be reduced to substantially 1/3 height, the setting height(from bottom) of the secondary condensation mirror of prior art is roughly 3 times of the utility model technology.
3) device of a plurality of original dispersions such as solar receiver, reception tower, heat exchanger, heat energy transfer canal, heat reservoir is made of one, has saved in a large number the cost of device and reduced hot loss of energy.
4) greatly reduced the total cost of device of solar generating.
5) device of the present utility model can have multiple use, as the generating of hot Generate, Generation, Generator volt, thermionic generation, magnetohydrodynamic generation; And industrial heating and resident living heat supply and refrigeration etc.
Accompanying drawing explanation:
Fig. 1 is primary event mirror mirror field schematic diagram
Fig. 2 is secondary reflection mirror and column distribution schematic diagram
Fig. 3 (a) and Fig. 3 (b) are respectively first and second mirror reflected light path schematic diagram, and Fig. 3 (c) is that a secondary mirror is the light path schematic diagram that catoptron, two secondary mirrors are diaphotoscope
Fig. 4 is two secondary mirror schematic perspective views
Fig. 5 (a) is positive (vertical direction) schematic cross-sections of two secondary mirrors
Fig. 5 (b) is two secondary mirror sides (a side vertical direction) schematic cross-sections
Fig. 6 is individual layer two secondary mirror vertical views
Fig. 7 is a row or column one secondary mirror cross arrangement schematic diagram
Fig. 8 is a secondary mirror crossed reflex schematic diagram
Fig. 9 is the not arrangement schematic diagram on a height of a secondary mirror
Embodiment
The schematic diagram of embodiment of the present utility model is as shown in Fig. 1～9, overall plan is: the primary event mirror that is positioned at ground reflexes to sunshine in the secondary reflection mirror being positioned on column, secondary reflection mirror or diaphotoscope reflect sunshine or be transmitted on the receiver that is positioned at ground again, wherein Fig. 1 is primary event mirror mirror field schematic diagram, in figure, 1 is primary event mirror, the quantity of catoptron 1 and size can be for arbitrarily, 2 is solar energy receiver, receiver 2 is positioned over ground, receiver 2 in Fig. 1 is positioned at the center of circular Jing Chang, actual on show can have any shape, receiver 2 also can be placed on any position in mirror field, as space is limited, at this, provided the position view of a kind of mirror field shape and receiver.The mirror field that in Fig. 1, primary event mirror 1 forms can be divided into some mirrors place, and each mirror place can be divided into some groups again, and every group has some primary event mirrors.
Fig. 2 is secondary reflection mirror and column distribution schematic diagram, in figure, 3 is column or tower or similar component, for narrating the easy following column that is referred to as, secondary reflection mirror is installed on column 3, the number of column 3, size, highly, position can be determined as required and arbitrarily, the number of column 3 is preferably identical with the quantity of above-mentioned mirror place, above-mentioned every group of primary event mirror reflexes to sunshine on one or some root posts 3 one or some secondary condensation mirrors 5 (secondary condensation mirror can be catoptron or diaphotoscope as previously mentioned), catoptron in adjacent primary event mirror place can reflex to sunshine on the secondary condensation mirror 5 that is positioned at local area, also sunshine can be reflexed on the secondary condensation mirror that is positioned at adjacent domain or other districts, or sunshine is directly reflexed on receiver 2, the position of a part two secondary mirrors also can be positioned at the top of sunlight receiver 2.
Fig. 3 (a) and Fig. 3 (b) are respectively first and second mirror reflected light path schematic diagram, in figure, 4 is incident sunray, 5 is secondary reflection mirror, Fig. 3 (c) is that a secondary mirror is the light path schematic diagram that catoptron, two secondary mirrors are diaphotoscope, in figure, 6 is diaphotoscope, and the quantity of two secondary mirrors, size can be any number.In Fig. 3, only having drawn one deck catoptron or diaphotoscope, and be positioned at the schematic diagram of a plane, can be in fact multilayer mirror or diaphotoscope, and every layer can not lie in a plane, and every one deck also can mix catoptron and diaphotoscope to use.
Fig. 4 is the schematic perspective views of two secondary mirrors on column 3, in figure, there is 4 layer of two secondary mirror, every layer of two secondary mirror all, not in same plane, in order to draw conveniently, become every layer of secondary mirror drawing as many in figure, and connected mode is approximate, in fact the quantity of every layer of two secondary mirror can be for arbitrarily, and connected mode also can be for arbitrarily each other, and the two secondary mirror numbers of plies on every root post 3 also can be for arbitrarily, as space is limited, at this, do not describe in detail.
Fig. 5 (a) is positive (vertical direction) schematic cross-sections of two secondary mirrors, in figure, every layer of two secondary mirror are substantially in same plane, in fact as mentioned above, can be in Different Plane, the total quantity of every layer and the quantity of left and right can be for arbitrarily, every two secondary mirrors not shown in FIG. connected mode each other, connected mode has countless versions, at this, does not describe in detail.
Fig. 5 (b) is two secondary mirror sides (a side vertical direction) schematic cross-sections, in figure, every two secondary mirrors have certain distance each other, in fact each other can lean on very closely, even there is to a certain degree overlapped also passable, because incident light also has certain angle, even if having certain overlappingly, also can not affect incident and reflection and the transmission of sunshine.
Fig. 6 is individual layer two secondary mirror vertical views, and in figure, 7 is the connecting elements of two secondary mirrors, in figure, for easy, will between adjacent two secondary mirrors, draw to such an extent that have certain distance, in fact as previously mentioned, also can have certain overlapping.
Fig. 7 is a row or column one secondary mirror 1 cross arrangement schematic diagram, can arbitrary arrangement between a secondary mirror 1, be preferably: the secondary mirror 1 between adjacent reflexes to sunshine on two secondary mirrors 5 of different column 3.
Fig. 8 is a secondary mirror crossed reflex schematic diagram, and in figure, sunshine reflexes on the secondary reflection mirror 5 on four root posts 3 that are positioned at diverse location place through a secondary mirror 1 of cross arrangement, then reflexes on receiver 2 through secondary reflection mirror 5.In figure, for easy, two secondary mirror columns 3 are drawn very tinyly, and the catoptron 5 on every root post 3 has also only been drawn one.As shown in Figure 8, the relation of first and second catoptron is: polylith primary event mirror 1 adjacent or place not far from one another reflexes to sunshine on the secondary reflection mirror 5 being positioned on column 3, the ratio of the area of the secondary mirror that same two secondary mirrors are corresponding can be any ratio, if two secondary mirrors be diaphotoscope or stainless steel polishing catoptron ratio can be larger, if two secondary mirrors are glass reflector, ratio should be less, and whether the size of ratio also has cooling system and adopt which kind of type of cooling relevant with two secondary mirrors; Ultimate range between polylith one secondary mirror corresponding to same two secondary mirrors is preferably: a secondary mirror should be less than the angle of a certain setting to the maximum angle of line between two secondary mirrors, this set angle is the receive window of receiver 2, to the maximum angle of the line between this two secondary mirror, from the sunshine of two secondary mirror reflections or transmission, will almost all incide the receive window of receiver 2 like this.It is convenient in order to draw, to express, and 1 of catoptron in Fig. 8 has drawn its cross sectional shape, and does not draw the overall picture of catoptron 1.In figure, catoptron 1 is positioned at ground, and secondary reflection mirror 5 is positioned on column 3, has certain height, between adjacent mirror 1, substantially can mutually not block.
Fig. 9 is the not arrangement schematic diagram on a height of primary event mirror 1, and for easy, primary event mirror 1 has also just drawn its sectional view.Also can arbitrary arrangement between one secondary mirror 1, only sunshine need be reflexed on two secondary mirrors 5 on same or different column 3.
Pass through above-described embodiment, can make the primary event mirror that is positioned at ground sunshine be reflexed on the secondary reflection mirror or diaphotoscope being positioned on column, secondary reflection mirror or diaphotoscope reflect sunshine or be transmitted on the receiver that is positioned at ground again, can be by large area very, such as tens of square kilometres even the sunshine of hundreds of square kilometres of areas gather on the point-like receiver that is positioned at ground, make the even super large energy-accumulating power station of ten million multikilowatt of gigawatt, and the cross arrangement mode of the variety of way by primary event the mirror 1 and sunshine of adjacent primary event mirror 1 reflection is reflexed on two secondary mirrors 5 on identical or different column 3, the setting height(from bottom) of secondary condensation mirror is reduced greatly, because this crossed reflex makes the shading between adjacent primary event mirror stop that angle reduces widely, it is the mutual minimizing of blocking, moreover, also can make solar receiver, receive tower (the utility model does not need to receive tower), heat exchanger, heat energy transfer canal (the utility model does not need heat energy transfer canal), the device of a plurality of original dispersions such as accumulator is made of one, saved in a large number installation cost, reduced hot loss of energy.Greatly reduced the total cost of device of solar generating.
Above-mentioned lens can be the lens of any kind.
As space is limited, the utility model has only provided an embodiment, in fact can have the identical or similar embodiment of countless versions, and it all, in protection domain of the present utility model, is not described in detail in this.
Claims (4)
1. a secondary light condensing device, its technical characterictic is: the primary event mirror that is installed on ground is followed the tracks of the sun and is divided into several mirror places, each mirror place has one or several that column or tower or the similar component of some secondary condensation mirrors are installed, primary event mirror reflexes to sunshine on one or some root posts or tower one or some secondary condensation mirrors, and secondary condensation mirror gathers sunshine and is positioned on ground or subaerial receiver again.
2. secondary light condensing device as described in claim 1, is characterized in that: column or tower that secondary condensation mirror is installed are provided with some layers of supporting structure from top to bottom, and every layer of supporting structure is provided with some secondary condensation mirrors.
3. secondary light condensing device as described in claim 1, it is characterized in that: the catoptron in adjacent primary event mirror place both can reflex to sunshine on the secondary condensation mirror that is positioned at local area, also sunshine can be reflexed on the secondary condensation mirror that is positioned at proximity or other districts, or sunshine is directly reflexed on receiver.
4. a device that reduces the secondary condensation mirror setting height(from bottom) in secondary light condensing device as described in claim 1, is characterized in that: one or some primary event mirrors and adjacent one or some primary event mirrors reflex to sunshine on the secondary condensation mirror being positioned on several columns or tower or on receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320895956.3U CN203894465U (en) | 2013-12-28 | 2013-12-28 | Secondary light condensing device and device capable of reducing installation height of secondary condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320895956.3U CN203894465U (en) | 2013-12-28 | 2013-12-28 | Secondary light condensing device and device capable of reducing installation height of secondary condenser |
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| Publication Number | Publication Date |
|---|---|
| CN203894465U true CN203894465U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320895956.3U Expired - Fee Related CN203894465U (en) | 2013-12-28 | 2013-12-28 | Secondary light condensing device and device capable of reducing installation height of secondary condenser |
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| Country | Link |
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| CN (1) | CN203894465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105629450A (en) * | 2014-11-25 | 2016-06-01 | 邱定平 | Solar secondary light-gathering device |
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2013
- 2013-12-28 CN CN201320895956.3U patent/CN203894465U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105629450A (en) * | 2014-11-25 | 2016-06-01 | 邱定平 | Solar secondary light-gathering device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20161228 |