CN102434978B - Non-equal-height heliostat field for solar heat generating system - Google Patents
Non-equal-height heliostat field for solar heat generating system Download PDFInfo
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- CN102434978B CN102434978B CN2011104443857A CN201110444385A CN102434978B CN 102434978 B CN102434978 B CN 102434978B CN 2011104443857 A CN2011104443857 A CN 2011104443857A CN 201110444385 A CN201110444385 A CN 201110444385A CN 102434978 B CN102434978 B CN 102434978B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The invention relates to the technical field of solar heat power generation, in particular to a non-equal-height heliostat field for a solar heat generating system. The non-equal-height heliostat field for the solar heat generating system comprises a receiver and a heliostat array, wherein the receiver is used for receiving the sunshine reflected by heliostats; the heliostat array is used for receiving the sunshine and reflecting the sunshine to the receivers; the central points of the surfaces of the heliostats in the different rows and columns are not positioned on the same horizontal plane. Compared with the prior art, the non-equal-height heliostat field has the advantages that: the heliostats in the different rows and columns have a height difference, so that the arrangement mode has a low requirement on the flatness of the ground, and the construction difficulty can be reduced; meanwhile, the shade effect and the stop effect between the adjacent heliostats can be reduced; therefore, when the heliostat field is arranged, the heliostats are arranged more compactly, namely distances among the rows and the columns of the heliostats are shorter; the land utilization rate of the heliostat field can be increased; the efficiency of the heliostat field is improved; and the investment cost of the heliostat field is reduced.
Description
Technical field
The present invention relates to the technical field of solar energy thermal-power-generating, particularly a kind of non-contour heliostat field for solar heat power generation system.
Background technology
Tower type solar energy thermal power generation be utilize a plurality of heliostats with solar light focusing in the receiver that receives on the tower, heating heat absorption working medium wherein produces steam thus and comes driving steam turbine, generator for electricity generation.The heliostat field is formed by a series of can the layout from the heliostat of motion tracking solar motion, is the key subsystem of tower-type solar thermal power generating system.The cost of investment of heliostat field generally accounts for the 40%-50% of overall cost of ownership, and therefore, the heliostat field is rationally distributed not only can collect and utilize solar radiant energy effectively, and provides condition for reducing cost of investment and cost of electricity-generating.Traditional heliostat field generally is in the arranged in form of same horizontal plane with the height of the minute surface central point of all heliostats, this arrangement form is had relatively high expectations to the flatness on ground, increased difficulty of construction, and owing to need to consider that the shade between the adjacent heliostat blocks, need mirror field layout is carried out structure optimization to guarantee a leaving determining deviation between the adjacent heliostat, therefore, strengthened mirror field layout difficulty to a certain extent, reduce land utilization ratio, thereby increased mirror field cost of investment.
Summary of the invention
The object of the invention is to provide a kind of non-contour heliostat field for solar heat power generation system, to solve existing heliostat field in the prior art generally is in same horizontal plane with the height of the minute surface central point of all heliostats arranged in form, this arrangement form is had relatively high expectations to the flatness on ground, increased difficulty of construction, reduce land utilization ratio, thereby increased the technical matters of mirror field cost of investment.
The object of the invention is achieved through the following technical solutions:
A kind of non-contour heliostat field for solar heat power generation system, it comprises:
Receiver is used for receiving the sunshine that heliostat reflects;
The heliostat array is used for receiving sunshine and sunshine is reflexed to receiver, and the minute surface central point of the heliostat of different ranks is not on same horizontal plane.
Further, regulate the oneself height of described heliostat, make the minute surface central point of heliostat of different ranks not on same horizontal plane.
Further, regulate the oneself height of described heliostat, make the minute surface central point of the heliostat that is positioned at same ladder on same horizontal plane, and the minute surface central point of heliostat that is positioned at different ladders is not on same horizontal plane, to form stepped mirror field structure, difference in height between the heliostat of adjacent ladder equates or is unequal, this difference in height is not less than in this adjacent ladder near 5% of the oneself height of the heliostat of receiver-side, is not more than in this adjacent ladder near 10% of the oneself height of the heliostat of receiver-side.
Further, regulate the oneself height of described heliostat, make height away from the capable minute surface central point of the heliostat of described receiver be higher than height near the capable minute surface central point of the heliostat of described receiver, and the difference in height of heliostat is identical between adjacent lines, the minute surface central point of all heliostats is positioned at same inclined-plane, and the angle of this inclined-plane and horizontal plane is less than 3
o
Further, regulate the oneself height of described heliostat, make height away from the capable minute surface central point of the heliostat of described receiver be higher than height near the capable minute surface central point of the heliostat of described receiver, and the difference in height of heliostat increases progressively between adjacent lines, and the curved surface that the minute surface central point becomes of all heliostats is following concave curved surface.
Further, regulate the oneself height of described heliostat, make height away from the capable minute surface central point of the heliostat of described receiver be higher than height near the capable minute surface central point of the heliostat of described receiver, and the difference in height of heliostat is successively decreased between adjacent lines, and the minute surface curved surface that central point becomes of all heliostats is upper convex surface.
Further, regulate the oneself height of described heliostat, make the height of minute surface central point of the heliostat of first side and second side be higher than the height of the minute surface central point of the heliostat between described first side and described second side, and between adjacent lines successively decrease in the middle part of the difference in height of heliostat between first side and second side direction, first side and second side, and the minute surface curved surface that central point becomes of all heliostats is both sides height, the low following concave curved surface in middle part.
Further, described heliostat is curved arrangement centered by described receiver, regulate the oneself height of described heliostat, make the height of minute surface central point of the heliostat on the same camber line identical, there is difference in height in the minute surface central point of the heliostat on the different camber lines, is higher than height near the minute surface central point of the heliostat of described receiver away from the height of the minute surface central point of the heliostat of described receiver.
Further, the oneself height of described heliostat is identical, and described heliostat is arranged on ground or the building top, makes the minute surface central point of heliostat of different ranks not on same horizontal plane.
Further, described ground or described building top possesses following characteristics:
(1) along increasing step by step away from the receiver direction is stepped;
(2) gradient between adjacent ladder equates or is unequal, described gradient be not less than heliostat oneself height 5%, be not more than heliostat oneself height 20%.
Further, described ground or described building top possesses following characteristics:
(1) have certain slope, domatic is the plane;
(2) physical features on described ground or building top is along increasing gradually away from the receiver direction.
Further, described ground possesses following characteristics:
(1) there is the gradient on described ground, and the gradient is along increasing progressively gradually away from the receiver direction, and domatic is following concave curved surface;
(2) physical features is along increasing gradually away from the receiver direction.
Further, described ground possesses following characteristics:
(1) there is the gradient on described ground, and the gradient is along successively decreasing gradually away from the receiver direction, and domatic is upper convex surface;
(2) physical features is along increasing gradually away from the receiver direction.
Further, described ground possesses following characteristics:
(1) there is the gradient on described ground, and domatic is both sides height, middle low following concave curved surface;
(2) diverse location of same longitude, geopotentia is basic identical.
Further, described ground is the basin, described receiver is arranged at basin central authorities, described heliostat is curved being arranged on the described basin centered by described receiver, the height of the minute surface central point of the heliostat on the same camber line is basic identical, and there is difference in height in the minute surface central point of the heliostat on the different camber lines.
Further, described heliostat array comprises and is arranged on ground low heliostat group and is arranged on high heliostat group on the building top.
Further, the face that becomes of the minute surface central point of described heliostat comprises stairstepping face, lozenges, concave curved surface, upper convex surface and bowl-type curved surface down.
Further, also comprise the installation and maintenance passage, this passage is used for that large-scale dress hangs equipment and personnel's turnover is carried out installation and maintenance to receiver and Jing Chang between heliostat array and receiver.
Compared with prior art, the present invention has following advantage:
1, there is difference in height between the heliostat of different ranks of the present invention, therefore, this arrangement form is less demanding to the flatness on ground, can reduce difficulty of construction, simultaneously, can also reduce shadow effect between the adjacent heliostat and blocking effect (when certain heliostat when accepting incident ray, its minute surface part is in the shade of adjacent heliostat and causes damage, and claims that then this loss effect is shadow effect; Because reflection ray is blocked the loss effect that causes by its adjacent heliostat and is called occlusion effect), therefore, when arranging the mirror field, can arrange heliostat compacter, the ranks spacing that is heliostat is littler, be conducive to improve the land utilization ratio of Jing Chang like this, and then improve mirror field efficient, thereby reduced mirror field cost of investment.
2, the present invention can carry out Jing Chang design according to site contour, can reduce the power station addressing, when building to the requirement of ground flat degree, thereby shorten mirror field construction period, reduce construction cost;
3, the present invention also can rationally utilize power-house, is conducive to improve land utilization ratio.
Description of drawings
Fig. 1 is the mirror field schematic diagram of embodiments of the invention 1, and wherein, Figure 1A is stereogram, and Figure 1B is side view;
Fig. 2 is the mirror field schematic diagram of embodiments of the invention 2, and wherein, Fig. 2 A is stereogram, and Fig. 2 B is side view;
Fig. 3 is the mirror field schematic diagram of embodiments of the invention 3, and wherein, Fig. 3 A is stereogram, and Fig. 3 B is side view;
Fig. 4 is the mirror field schematic diagram of embodiments of the invention 4, and wherein, Fig. 4 A is stereogram, and Fig. 4 B is side view;
Fig. 5 is the mirror field schematic diagram of embodiments of the invention 5, and wherein, Fig. 5 A is stereogram, and Fig. 5 B is front view;
Fig. 6 is the mirror field schematic diagram of embodiments of the invention 6, and wherein, Fig. 6 A is stereogram, and Fig. 6 B is side view;
Fig. 7 is the mirror field schematic diagram of embodiments of the invention 7, and wherein, Fig. 7 A is stereogram, and Fig. 7 B is side view;
Fig. 8 is the mirror field schematic diagram of embodiments of the invention 8, and wherein, Fig. 8 A is stereogram, and Fig. 8 B is side view;
Fig. 9 is the mirror field schematic diagram of embodiments of the invention 9, and wherein, Fig. 9 A is stereogram, and Fig. 9 B is side view;
Figure 10 is the mirror field schematic diagram of embodiments of the invention 10, and wherein, Figure 10 A is stereogram, and Figure 10 B is side view;
Figure 11 is the mirror field schematic diagram of embodiments of the invention 11, and wherein, Figure 11 A is stereogram, and Figure 11 B is side view;
Figure 12 is the mirror field schematic diagram of embodiments of the invention 12, and wherein, Figure 12 A is stereogram, and Figure 12 B is side view, and Figure 12 C is front view;
Figure 13 is the mirror field schematic diagram of embodiments of the invention 13.
The specific embodiment
Below in conjunction with accompanying drawing, describe the present invention in detail.
Have difference in height between the heliostat of different ranks of the present invention, therefore, this arrangement form is less demanding to the flatness on ground, can reduce difficulty of construction, simultaneously, can also reduce shadow effect and blocking effect between the adjacent heliostat, therefore, when arranging the mirror field, can arrange heliostat compacter, namely the ranks spacing of heliostat be littler, is conducive to improve the land utilization ratio of Jing Chang like this, and then improve mirror field efficient, thereby reduced mirror field cost of investment.
See also Fig. 1, the non-contour heliostat field for solar heat power generation system of the present invention, it comprises: receiver 200 is used for receiving the sunshine that heliostat reflects;
The heliostat array be used for to receive sunshine and sunshine is reflexed to receiver 200, and the minute surface central point of different ranks 101,102,103 heliostat is not on same horizontal plane.
Further, also comprise installation and maintenance passage 50, this passage 50 is used for that large-scale dress hangs equipment and personnel's turnover is carried out installation and maintenance to receiver and Jing Chang between heliostat array and receiver.
Non-contour heliostat of the present invention field can be realized by following two modes: the one, and keep all heliostat oneself heights identical, utilize lineament, arrange heliostat with suiting measures to local conditions, realize the variation of mirror field whole height, also can rationally utilize building (as control room, factory building etc.) top structure, or utilize the difference in height of ground and building, on ground and top of building lay heliostat, realize the variation of mirror field whole height; The 2nd, by regulating the heliostat oneself height, forms mirror field structures such as stepped, wedge shape, the variation of realization mirror field whole height.
Below be example with the Jing Chang that is arranged on the Northern Hemisphere, describe the present invention in detail, but those embodiment are not for limiting the present invention.
First kind of implementation of the present invention is by regulating the oneself height of heliostat, makes the minute surface central point of heliostat of different ranks not on same horizontal plane.
Embodiment 1
Regulate the oneself height of heliostat, make the minute surface central point of the heliostat that is positioned at same ladder on same horizontal plane, and the minute surface central point that is positioned at different ladders 101,102,103 heliostat is not on same horizontal plane, to form stepped mirror field structure, as shown in Figure 1, difference in height between the heliostat of adjacent ladder can equate, also can be arranged to unequal, this difference in height is not less than in this adjacent ladder near 5% of the oneself height of the heliostat of receiver-side, is not more than in this adjacent ladder near 10% of the oneself height of the heliostat of receiver-side.
Embodiment 2
Regulate the oneself height of heliostat, make the height of minute surface central point of the capable heliostat of the mirror in more past north, geographical position more high, namely make the height of minute surface central point of the second row heliostat be higher than the height of the minute surface central point of the first row heliostat, mirror behavior first row of close receiver, the second row heliostat is on the north of the first row heliostat, the height of the minute surface central point of the third line heliostat is higher than the height of the minute surface central point of the second row heliostat, by that analogy ... and the difference in height of heliostat is identical between adjacent lines, the minute surface central point of all heliostats is positioned at same inclined-plane, and the angle of this inclined-plane and horizontal plane is less than 3
o, to form wedge shape mirror field 104, as shown in Figure 2.
Embodiment 3
Regulate the oneself height of heliostat, the height of the minute surface central point of the heliostat that the mirror in more past north, geographical position is capable is more high, namely make the height of minute surface central point of the second row heliostat be higher than the height of the minute surface central point of the first row heliostat, mirror behavior first row of close receiver, the second row heliostat is on the north of the first row heliostat, the height of the minute surface central point of the third line heliostat is higher than the height of the minute surface central point of the second row heliostat, by that analogy ... and the difference in height of heliostat increases progressively from south orientation north between adjacent lines, the curved surface that the minute surface central point becomes of all heliostats is following concave curved surface, form the mirror field 107 of concave curved surface down, as shown in Figure 3.
Embodiment 4
Regulate the oneself height of heliostat, the height of the minute surface central point of the heliostat that the mirror in more past north, geographical position is capable is more high, namely make the height of minute surface central point of the second row heliostat be higher than the height of the minute surface central point of the first row heliostat, mirror behavior first row of close receiver, the second row heliostat is on the north of the first row heliostat, the height of the minute surface central point of the third line heliostat is higher than the height of the minute surface central point of the second row heliostat, by that analogy ... and the difference in height of heliostat is successively decreased from south orientation north between adjacent lines, the minute surface curved surface that central point becomes of all heliostats is upper convex surface, form the mirror field 108 of upper convex surface, as shown in Figure 4.
Embodiment 5
Regulate the oneself height of heliostat, make the height of minute surface central point of the heliostat in east side, geographical position and west side be higher than the height of minute surface central point of the heliostat at its middle part, namely make the height of minute surface central point of the second row heliostat be higher than the height of the minute surface central point of the first row heliostat, mirror behavior first row at close middle part, the second row heliostat is in the east or the west of the first row heliostat, the height of the minute surface central point of the third line heliostat is higher than the height of the minute surface central point of the second row heliostat, by that analogy ... and the difference in height of adjacent heliostat is successively decreased from thing side direction middle part, the minute surface curved surface that central point becomes of all heliostats is the thing height, the following concave curved surface that the middle part is low, formation thing height, the mirror field 109 that the middle part is low, 301, as shown in Figure 5.
Embodiment 6
In the present embodiment, heliostat is curved arrangement centered by receiver, regulate the oneself height of heliostat, make the height of minute surface central point of the heliostat on the same camber line identical, there is difference in height in the minute surface central point of the heliostat on the different camber lines, be higher than height near the minute surface central point of the heliostat of receiver away from the height of the minute surface central point of the heliostat of receiver, namely make the height of minute surface central point of the second row heliostat be higher than the height of the minute surface central point of the first row heliostat, mirror behavior first row of close receiver, the height of the minute surface central point of the third line heliostat is higher than the height of the minute surface central point of the second row heliostat, by that analogy ... form bowl-type mirror field 110, as shown in Figure 6.
Another kind of implementation of the present invention, the oneself height that heliostat namely is set is identical, heliostat is arranged on ground or the building top, by self the difference in height on ground or building top, makes the minute surface central point of heliostat of different ranks not on same horizontal plane.
Embodiment 7
In the present embodiment, ground of the present invention or building top possesses following characteristics: (1) is stepped increases step by step from south orientation north; (2) gradient between adjacent ladder equates or is unequal, gradient be not less than heliostat oneself height 5%, be not more than 20% of heliostat oneself height.Heliostat is established on (or building top) 201,202,203 upper berths on stepped ground, all heliostat oneself heights are identical, as shown in Figure 7, solid line is depicted as ground (or building top) structure among Fig. 2, and dotted line is depicted as on ground (or building top) and lays the mirror field profile that forms behind the heliostat.
Embodiment 8
In the present embodiment, the heliostat array comprises and is arranged on ground low heliostat group 204 and is arranged on high heliostat group 205 on the building top, realizes that by ground and the difference in height of building the minute surface central point of heliostat of different ranks is not on same horizontal plane.For example: when building is positioned at Jing Chang northernmost the time, the part heliostat can be layed in ground and form low heliostat group 204, the part heliostat is layed in the building top and forms high heliostat group 205, forms non-contour Jing Chang as shown in Figure 8.Because Jing Chang is positioned at the Northern Hemisphere, so building can not cause shade to block to the heliostat of lower, this layout type rationally utilizes building, has effectively improved land utilization ratio.If Jing Chang is positioned at the Southern Hemisphere, then when building is positioned at the Jing Chang southernmost end, the part heliostat can be layed in the building top, form non-contour Jing Chang.
Embodiment 9
In the present embodiment, ground of the present invention or building top possesses following characteristics: (1) has certain slope, and domatic is the plane; (2) increase gradually from south orientation north on the physical features on ground or building top.Heliostat is established on (or building top) 206 upper berths on the ground with certain slope, all heliostat oneself heights are identical, as shown in Figure 9, solid line is depicted as landform (or building top) structure among Fig. 9, and dotted line is depicted as on ground (or building top) and lays the mirror field shape that forms behind the heliostat.
Embodiment 10
In the present embodiment, ground of the present invention possesses following characteristics: there is the gradient on (1) ground, and domatic is following concave curved surface, and the gradient increases progressively gradually from south orientation north; (2) physical features increases gradually from south orientation north.Establish heliostat on 207 upper berths, ground with gradient, all heliostat oneself heights are identical, and as shown in figure 10, solid line is depicted as topographic structure among Figure 10, and dotted line is depicted as and lays the mirror field shape that forms behind the heliostat on the ground.
Embodiment 11
In the present embodiment, ground of the present invention possesses following characteristics: there is the gradient on (1) ground, and domatic is upper convex surface, and the gradient is successively decreased gradually from south orientation north; (2) physical features increases gradually from south orientation north.Establish heliostat on 208 upper berths, ground with gradient, all heliostat oneself heights are identical, and as shown in figure 11, solid line is depicted as topographic structure among Figure 11, and dotted line is depicted as and lays the mirror field shape that forms behind the heliostat on the ground.
Embodiment 12
In the present embodiment, ground of the present invention possesses following characteristics: there is the gradient on (1) ground, and domatic is thing height, middle low following concave curved surface; (2) diverse location of same longitude, geopotentia is basic identical.Establish heliostat on 209 upper berths, ground with gradient, all heliostat oneself heights are identical, and as shown in figure 12, solid line is depicted as topographic structure among Figure 12, and dotted line is depicted as and lays the mirror field shape that forms behind the heliostat on the ground.
Above embodiment all is example with the Northern Hemisphere, and wherein, the north-south width of north Jing Chang (be position be in the capable and position of Jing Chang heliostat southernmost be in the distance of Jing Chang heliostat northernmost between capable) is greater than the north-south width of Jing Chang in the south; When the heliostat field is positioned at the Southern Hemisphere, otherwise; When the heliostat field was positioned at the equator, the north-south width of north and south Jing Chang equated.
Embodiment 13
In the present embodiment, ground of the present invention is basin 210, receiver is arranged at basin central authorities, heliostat is curved being arranged on the basin centered by receiver, the height of the minute surface central point of the heliostat on the same camber line is basic identical, there is difference in height in the minute surface central point of the heliostat on the different camber lines, as shown in figure 13.
The face that the minute surface central point of heliostat of the present invention becomes can be stairstepping face, lozenges, following concave curved surface, upper convex surface and bowl-type curved surface, also can be other shapes.
The present invention can carry out Jing Chang design according to site contour, can reduce the power station addressing, when building to the requirement of ground flat degree, thereby shorten mirror field construction period, reduce construction cost; And the present invention also can rationally utilize power-house, is conducive to improve land utilization ratio.
More than disclosed only be several specific embodiments of the application, but the application is not limited thereto, any those skilled in the art can think variation, all should drop in the application's the protection domain.
Claims (4)
1. non-contour heliostat field that is used for solar heat power generation system, it comprises:
Receiver is used for receiving the sunshine that heliostat reflects;
The heliostat array is used for receiving sunshine and sunshine is reflexed to receiver, it is characterized in that,
Regulate the oneself height of described heliostat, make the minute surface central point of the heliostat that is positioned at same ladder on same horizontal plane, and the minute surface central point of heliostat that is positioned at different ladders is not on same horizontal plane, to form stepped mirror field structure, difference in height between the heliostat of adjacent ladder is not less than in this adjacent ladder near 5% of the oneself height of the heliostat of receiver-side, be not more than in this adjacent ladder near 10% of the oneself height of the heliostat of receiver-side, or
Regulate the oneself height of described heliostat, make height away from the capable minute surface central point of the heliostat of described receiver be higher than height near the capable minute surface central point of the heliostat of described receiver, and the difference in height of heliostat is identical between adjacent lines, the minute surface central point of all heliostats is positioned at same inclined-plane, and the angle of this inclined-plane and horizontal plane is less than 3
o, or
Regulate the oneself height of described heliostat, make height away from the capable minute surface central point of the heliostat of described receiver be higher than height near the capable minute surface central point of the heliostat of described receiver, and the difference in height of heliostat increases progressively between adjacent lines, the curved surface that the minute surface central point becomes of all heliostats is following concave curved surface, or
Regulate the oneself height of described heliostat, make height away from the capable minute surface central point of the heliostat of described receiver be higher than height near the capable minute surface central point of the heliostat of described receiver, and the difference in height of heliostat is successively decreased between adjacent lines, the minute surface curved surface that central point becomes of all heliostats is upper convex surface, or
Regulate the oneself height of described heliostat, make the height of minute surface central point of the heliostat of first side and second side be higher than the height of the minute surface central point of the heliostat between described first side and described second side, and between adjacent lines successively decrease in the middle part of the difference in height of heliostat between first side and second side direction, first side and second side, the minute surface curved surface that central point becomes of all heliostats is both sides height, the low following concave curved surface in middle part, or
Described heliostat is curved arrangement centered by described receiver, regulate the oneself height of described heliostat, make the height of minute surface central point of the heliostat on the same camber line identical, there is difference in height in the minute surface central point of the heliostat on the different camber lines, is higher than height near the minute surface central point of the heliostat of described receiver away from the height of the minute surface central point of the heliostat of described receiver.
2. non-contour heliostat field that is used for solar heat power generation system, it comprises:
Receiver is used for receiving the sunshine that heliostat reflects;
The heliostat array is used for receiving sunshine and sunshine is reflexed to receiver, it is characterized in that the oneself height of described heliostat is identical, described heliostat is arranged on ground or the building top,
Described ground or described building top possess following characteristics:
(1) along increasing step by step away from the receiver direction is stepped;
(2) gradient between adjacent ladder be not less than heliostat oneself height 5%, be not more than heliostat oneself height 20%, or
Described ground or described building top possess following characteristics: (1) has certain slope, and domatic is the plane; (2) increase gradually away from the receiver direction on edge, the physical features on described ground or building top, or
Described ground possesses following characteristics: there is the gradient on (1) described ground, and the gradient is along increasing progressively gradually away from the receiver direction, and domatic is following concave curved surface; (2) increase gradually away from the receiver direction on the physical features edge, or
Described ground possesses following characteristics: there is the gradient on (1) described ground, and the gradient is along successively decreasing gradually away from the receiver direction, and domatic is upper convex surface; (2) increase gradually away from the receiver direction on the physical features edge, or
Described ground possesses following characteristics: there is the gradient on (1) described ground, and domatic is both sides height, middle low following concave curved surface; (2) diverse location of same longitude, geopotentia is basic identical, or
Described ground is the basin, described receiver is arranged at basin central authorities, described heliostat is curved being arranged on the described basin centered by described receiver, and the height of the minute surface central point of the heliostat on the same camber line is basic identical, and there is difference in height in the minute surface central point of the heliostat on the different camber lines.
3. non-contour heliostat as claimed in claim 2 field is characterized in that, described heliostat array comprises and is arranged on ground low heliostat group and is arranged on high heliostat group on the building top.
4. non-contour heliostat as claimed in claim 2 field is characterized in that, also comprises the installation and maintenance passage, and this passage is used for that large-scale dress hangs equipment and personnel's turnover is carried out installation and maintenance to receiver and Jing Chang between heliostat array and receiver.
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| CN107120848A (en) * | 2017-06-10 | 2017-09-01 | 北京中热能源科技有限公司 | A kind of tower type solar heat build-up system |
| CN110136027B (en) * | 2019-04-30 | 2021-06-11 | 浙江中控太阳能技术有限公司 | Mirror field arrangement method suitable for bad terrain and mirror field |
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| FR2340576A1 (en) * | 1976-02-09 | 1977-09-02 | Anvar | Dual control system for a solar energy furnace - comprising two independent systems to keep constant the relative position of the mirrors to the sun |
| US4137897A (en) * | 1977-06-07 | 1979-02-06 | Moore Walter T | Unified array for collection and concentration of solar energy |
| CN1147296A (en) * | 1994-02-01 | 1997-04-09 | 耶达研究及发展有限公司 | Solar energy plant |
| CN1329707A (en) * | 1998-11-30 | 2002-01-02 | 耶达研究与开发有限公司 | Solar energy plant |
| CN200997079Y (en) * | 2007-01-05 | 2007-12-26 | 张耀明 | Large solar tractive light collecter |
| CN102216696A (en) * | 2008-04-20 | 2011-10-12 | 波音公司 | Autonomous heliostat for solar power plant |
| CN102175066A (en) * | 2011-02-14 | 2011-09-07 | 吴建华 | Heliostat tracking control device for tower-type solar thermal power station |
| CN202382441U (en) * | 2011-12-27 | 2012-08-15 | 浙江中控太阳能技术有限公司 | Unequal-height heliostat field for solar thermal power generation system |
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| CN102434978A (en) | 2012-05-02 |
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Address after: 310018 1-2603, No. 501, No. 2 street, Baiyang street, Hangzhou Economic and Technological Development Zone, Zhejiang Province Patentee after: Zhejiang Kesheng Technology Co., Ltd Address before: 310053 zone B (high tech Zone), 309 Liuhe Road, Binjiang District, Hangzhou, Zhejiang Province Patentee before: Zhejiang zhongkong Solar Energy Technology Co., Ltd |