CN110068161B - Heliostat support with corner support - Google Patents
Heliostat support with corner support Download PDFInfo
- Publication number
- CN110068161B CN110068161B CN201910405663.4A CN201910405663A CN110068161B CN 110068161 B CN110068161 B CN 110068161B CN 201910405663 A CN201910405663 A CN 201910405663A CN 110068161 B CN110068161 B CN 110068161B
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- CN
- China
- Prior art keywords
- support
- torque tube
- main
- corner
- purline
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 230000005494 condensation Effects 0.000 abstract description 7
- 238000009833 condensation Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 2
- 241001495496 Coprosma Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
- F24S30/425—Horizontal axis
-
- 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
- Y02E10/47—Mountings or tracking
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/20—Climate change mitigation technologies for sector-wide applications using renewable energy
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
The invention discloses a heliostat support with a corner support, and relates to an equipment support of a solar thermal power plant. A heliostat support with a corner support comprises an upright post, wherein a torque tube for executing a sun-tracking action is arranged on the upright post; torque tube end plates are arranged on two end faces of the torque tube, an upper chord member of the support truss is arranged on the upper end face of the torque tube end plate, and a lower chord member of the support truss is arranged below the lower end face of the torque tube end plate; a plurality of main purlines are arranged on the two support trusses, the length of each main purline is longer than the distance between the outer end faces of the support trusses, and the main purlines are used for placing mirror surfaces; and a corner brace is arranged between the main purlines with preset number and the lower chord member. The corner brace can increase the space rigidity of the support truss and the main purline, so that the deformation of the structure under the action of wind load is obviously improved, the wind vibration effect of the mirror surface is further weakened, and the light condensation efficiency of the structure is improved.
Description
Technical Field
The invention relates to an equipment support of a solar thermal power plant mirror plant, in particular to a heliostat support with a corner support.
Background
In a solar thermal power station, a heliostat is used as one of the most core components of a condensation system, and is a main mechanism for realizing heliostat and sun tracking actions, and the quality of the condensation effect directly influences the power generation efficiency, so that the wind vibration effect of a heliostat support under the action of wind load is necessarily reduced.
The supporting structure of traditional heliostat mirror surface often is single truss, although satisfying engineering rigidity needs, but the purlin is not strong to the restraint of mirror surface, hardly forms firm space braced system, under wind load effect, the structure appears the vibration easily. Therefore, when the support is subjected to the action of strong wind, the support can vibrate greatly, and the mirror surface is often unstable due to fatigue damage of the structure, so that the light condensation efficiency is affected.
Disclosure of Invention
The present invention aims to overcome the above-mentioned drawbacks of the prior art and to provide a heliostat support with a corner support.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme:
a heliostat support with a corner support comprises an upright post, wherein a torque tube for executing a sun-tracking action is arranged on the upright post;
torque tube end plates are arranged on two end faces of the torque tube, an upper chord member of the support truss is arranged on the upper end face of the torque tube end plate, and a lower chord member of the support truss is arranged below the lower end face of the torque tube end plate;
a plurality of main purlines are erected between the two upper chords, the length of each main purline is longer than the distance between the outer end faces of the supporting trusses, and the main purlines are used for placing mirror surfaces;
and a corner brace is arranged between the preset number of main purlines and the lower chord member.
Further, at least two corner supports are arranged on the main purlines of the corner supports, and the two corner supports are positioned on two sides of the lower chord.
Further, the corner supports are axisymmetrically distributed about the lower chord member, and the geometric shape formed by two corner supports on the same main purline positioned at two sides of the lower chord member and the orthographic projection of the corner supports on the main purline is triangular.
Further, a straight web member and an inclined web member are arranged between the lower chord member and the upper chord member.
Further, the tail end of the main purline is provided with an edge purline.
Further, the top elevation of the main purline is the same as that of the side purline.
Further, the sun-tracking action of the torque tube includes an action of rotating about its own center line as a rotation axis, the rotation being achieved by a hydraulic push rod.
Further, the sun-tracking action of the torque tube comprises an action of rotating by taking the central line of the upright post as a rotating shaft, and the rotation is realized through a rotary speed reducer.
Further, the sun-tracking operation of the torque tube is driven by the driving device.
Compared with the prior art, the invention has the following beneficial effects:
according to the heliostat support with the corner brace, the corner brace is arranged between the lower chord member and some main purlines, so that supporting force can be provided for the main purlines, external force resistance is facilitated, and stability of the heliostat support is kept; furthermore, the main purlines positioned on two sides of the support truss are respectively provided with a corner support, and the orthographic projection of the two corner supports and the corner supports on the main purlines is triangular, so that the space rigidity of the support truss and the main purlines can be increased, the deformation of the structure under the action of wind load is obviously improved, the wind vibration effect of a mirror surface is further weakened, and the light condensation efficiency of the structure is improved; furthermore, a plurality of corner supports can be arranged on one main purline, and the corner supports on any two same main purlines and positioned at two sides of the support truss and the orthographic projection of the corner supports on the main purline are triangular, so that the space rigidity of the support truss is further increased; further, the vertical web member and the inclined web member between the lower chord member and the upper chord member improve the mechanical stability of the support truss; the edge purlines at the tail ends of the main purlines can enhance the overall rigidity of the main purlines outside the plane; the heliostat support with the corner support can greatly reduce wind vibration effect and greatly improve condensation efficiency.
Drawings
FIG. 1 is a three-dimensional view of a corner-supported heliostat support structure of the invention;
FIG. 2 is a front view of a heliostat support structure with a corner brace of the invention;
FIG. 3 is a top view of a heliostat support structure with a corner brace of the invention;
FIG. 4 is a left side view of a heliostat support structure with a corner brace of the invention;
FIG. 5 is a left side view of the torque tube end plate mounting of the present invention;
fig. 6 is a front view of the torque tube end plate of the present invention.
Wherein: 1-stand columns; 2-torque tube; 3-supporting truss; 4-primary purlins; 5-edge purlins; 6-corner support; 7-mirror surface; 8-a driving device; 9-torque tube end plates.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention is described in further detail below with reference to the attached drawing figures:
referring to FIG. 1, FIG. 1 is a three-dimensional view of a corner-supported heliostat support of the invention; the heliostat support with the corner support comprises an upright column 1, a torque tube 2, a support truss 3, a main purlin 4, a side purlin 5, a corner support 6, a mirror surface 7, a driving device 8 and a torque tube end plate 9; the upright post 1 is provided with a torque tube 2 for executing sun-tracking action, two ends of the torque tube 2 are provided with torque tube end plates 9, each support truss 3 comprises an upper chord member, a lower chord member, a straight web member and a diagonal web member, each component is welded, the torque tube end plates 9 are all positioned between the upper chord member and the lower chord member, a plurality of main purlins 4 are arranged between the two upper chord members and extend outwards, the tail ends of the main purlins 4 with preset number are provided with edge purlins 5, corner supports 6 are arranged between the lower chord member and the main purlins 4 and symmetrically distributed relative to the lower chord member, the geometric figures of line segments between two corner supports 6 and two corner supports on the same main purlins 4 are triangular, so that the mechanical property of the main purlins 4 is more stable, and in addition, a plurality of groups of corner supports 6 can be arranged on the same main purlins 4.
The upright column 1 can be a concrete cylinder or a hollow round steel column and is positioned at the lower part of the structure; the driving device 8 is rigidly connected with the upper part of the upright post 1 through a flange plate, the torque tube 2 is connected with the driving device 8 in the middle part, and the two ends of the torque tube are respectively bolted with torque tube end plates 9 on the two sides; the torque tube end plate 9 is formed by combining two steel plates, and the periphery of each steel plate is welded with two vertical web members and an upper chord and a lower chord in the middle of the supporting truss 3 respectively; the main purline 4 is connected with the upper part of the supporting truss 3 through bolts, the edge purline 5 is an edge sealing purline of the main purline 4, and the upper surface of the edge sealing purline is flush with the main purline 4; one end of the corner brace 6 is connected with the support truss 3, and the other end is connected with the main purline 4 in a hinged manner; the mirror surface is supported on the upper surfaces of the main purline 4 and the side purlines 5.
The corner supports 6 are arranged on two sides of each truss support truss and are arranged in a triangular mode, so that the space rigidity of the support trusses and the space rigidity of the main purlines can be increased, the deformation of the structure under the action of wind load can be remarkably improved, the wind vibration effect of a mirror surface is further weakened, and the light condensation efficiency of the structure is improved.
Referring to fig. 2, fig. 2 is a front view of a heliostat support structure with a corner brace according to the present invention, in which the corner brace 6 is symmetrically disposed about the support truss 3, and in the present invention, whether the corner brace 6 is symmetrically disposed about the support truss 3 is not limited, and the asymmetric disposition can increase the spatial rigidity of the support truss and the main purlin, which is also within the scope of the present invention.
Referring to fig. 3, fig. 3 is a top view of a heliostat support structure with a corner support according to the invention, a part of main purlines 4 are provided with corner supports 6, the rest are not provided with corner supports 6, and whether the main purlines 4 are provided with the corner supports 6 or not can be adjusted according to actual conditions.
Referring to fig. 4, fig. 4 is a left side view of the heliostat support structure with the corner brace, and it can be seen that the support truss 3 includes an upper chord member, a lower chord member, a straight web member and an inclined web member, so that the mechanical stability of the support truss is improved.
Referring to fig. 5 and 6, fig. 5 and 6 are a left side view and a front view, respectively, of the torque tube end plate of the present invention; the torque tube is welded in the middle of the interior of the two steel plates, the peripheries of the two steel plates are connected through bolts, and the whole end plate is welded with the truss. The torque tube 2 drives the truss and the mirror surface to rotate through the torque tube end plate.
The above is only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited by this, and any modification made on the basis of the technical scheme according to the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (3)
1. The heliostat support with the corner support is characterized by comprising an upright post (1) and a support truss (3), wherein a torque tube (2) for executing a sun-tracking action is arranged on the upright post (1);
the upright post (1) is a concrete cylinder or a hollow round steel column and is positioned at the lower part of the structure, the sun-following action of the torque tube (2) is driven by a driving device (8), torque tube end plates (9) are arranged on two end faces of the torque tube (2), the torque tube (2) is connected with the driving device (8) at the middle part, and two ends of the torque tube are respectively bolted with the torque tube end plates (9) at two sides; the support truss (3) comprises an upper chord member, a lower chord member, a straight web member and an inclined web member, all the components are welded, the upper end surface of the torque tube end plate (9) is provided with the upper chord member of the support truss (3), and the lower chord member of the support truss (3) is arranged below the lower end surface of the torque tube end plate (9);
a plurality of main purlines (4) are erected between the two upper chords, the length of each main purline (4) is larger than the distance between the outer end faces of the supporting trusses (3), the main purlines (4) are used for placing mirror surfaces (7), and the main purlines (4) are connected with the upper parts of the supporting trusses (3) through bolts;
a preset number of main purlines (4) and the lower chord are provided with corner supports (6) which are symmetrically distributed about the lower chord;
at least two corner supports (6) are arranged on the main purline (4), the two corner supports (6) are positioned on two sides of the lower chord member, one end of each corner support (6) is connected with the supporting truss (3), and the other end is connected with the main purline (4) in a hinged manner;
the corner supports (6) are axisymmetrically distributed about the lower chord, and the geometric shape formed by two corner supports (6) positioned on the same main purline (4) at two sides of the lower chord and orthographic projection of the corner supports on the main purline (4) is triangular;
a straight web member and an inclined web member are arranged between the lower chord member and the upper chord member;
the tail end of the main purline (4) is provided with an edge purline (5), and the mirror surface is supported on the upper surfaces of the main purline (4) and the edge purline (5);
the top mark height of the main purline (4) is the same as that of the side purline (5).
2. A heliostat support with a corner according to claim 1, characterized in that the sun-tracking action of the torque tube (2) comprises an action of rotation about its own central line, said rotation being effected by a hydraulic push rod.
3. Heliostat support with corner according to claim 1, characterized in that the sun-tracking action of the torque tube (2) comprises an action of rotation about the central line of the upright (1) as rotation axis, said rotation being achieved by a slewing reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910405663.4A CN110068161B (en) | 2019-05-16 | 2019-05-16 | Heliostat support with corner support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910405663.4A CN110068161B (en) | 2019-05-16 | 2019-05-16 | Heliostat support with corner support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110068161A CN110068161A (en) | 2019-07-30 |
| CN110068161B true CN110068161B (en) | 2023-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910405663.4A Active CN110068161B (en) | 2019-05-16 | 2019-05-16 | Heliostat support with corner support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110068161B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117570581B (en) * | 2024-01-15 | 2024-05-03 | 中电建(西安)港航船舶科技有限公司 | Support device in heliostat assembly line |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436053A (en) * | 2011-12-26 | 2012-05-02 | 中国科学院长春光学精密机械与物理研究所 | Aspherical heliostat supporting and adjusting device |
| CN202990202U (en) * | 2012-12-20 | 2013-06-12 | 北京中冶设备研究设计总院有限公司 | Roof support system |
| CN204575941U (en) * | 2014-09-28 | 2015-08-19 | 光之源工业(以色列)有限公司 | Reflection unit and heliostat |
| EP3179177A1 (en) * | 2015-12-07 | 2017-06-14 | Marco Antonio Carrascosa Perez | Heliostat with an improved structure |
| CN208415635U (en) * | 2018-04-04 | 2019-01-22 | 央固工程科技（上海）有限公司 | The angle brace device that purlin for distributed photovoltaic roofing is reinforced |
| CN209978416U (en) * | 2019-05-16 | 2020-01-21 | 中国电力工程顾问集团西北电力设计院有限公司 | Heliostat support with corner brace |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120096777A1 (en) * | 2010-10-25 | 2012-04-26 | Apple Inc. | Support Structure And Building Including Same |
-
2019
- 2019-05-16 CN CN201910405663.4A patent/CN110068161B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436053A (en) * | 2011-12-26 | 2012-05-02 | 中国科学院长春光学精密机械与物理研究所 | Aspherical heliostat supporting and adjusting device |
| CN202990202U (en) * | 2012-12-20 | 2013-06-12 | 北京中冶设备研究设计总院有限公司 | Roof support system |
| CN204575941U (en) * | 2014-09-28 | 2015-08-19 | 光之源工业(以色列)有限公司 | Reflection unit and heliostat |
| EP3179177A1 (en) * | 2015-12-07 | 2017-06-14 | Marco Antonio Carrascosa Perez | Heliostat with an improved structure |
| CN208415635U (en) * | 2018-04-04 | 2019-01-22 | 央固工程科技（上海）有限公司 | The angle brace device that purlin for distributed photovoltaic roofing is reinforced |
| CN209978416U (en) * | 2019-05-16 | 2020-01-21 | 中国电力工程顾问集团西北电力设计院有限公司 | Heliostat support with corner brace |
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| Publication number | Publication date |
|---|---|
| CN110068161A (en) | 2019-07-30 |
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