CN114108564A - Glass film photovoltaic combined covering structure of large-span suspension cable support and use method - Google Patents

Glass film photovoltaic combined covering structure of large-span suspension cable support and use method Download PDF

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Publication number
CN114108564A
CN114108564A CN202111270108.9A CN202111270108A CN114108564A CN 114108564 A CN114108564 A CN 114108564A CN 202111270108 A CN202111270108 A CN 202111270108A CN 114108564 A CN114108564 A CN 114108564A
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Prior art keywords
film photovoltaic
support structure
glass
supporting structure
suspension cable
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CN202111270108.9A
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CN114108564B (en
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梁波
崔磊
王公彬
邹海青
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Changjiang Institute of Survey Planning Design and Research Co Ltd
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Changjiang Institute of Survey Planning Design and Research Co Ltd
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B5/00—Artificial water canals, e.g. irrigation canals
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C15/00—Pavings specially adapted for footpaths, sidewalks or cycle tracks
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B5/00—Artificial water canals, e.g. irrigation canals
    • E02B5/08—Details, e.g. gates, screens
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/342—Structures covering a large free area, whether open-sided or not, e.g. hangars, halls
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B7/00—Roofs; Roof construction with regard to insulation
    • E04B7/14—Suspended roofs
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00—Supporting structures for PV modules
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00—Supporting structures for PV modules
    • H02S20/10—Supporting structures directly fixed to the ground
    • 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
    • Y02E10/50—Photovoltaic [PV] energy

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The invention discloses a glass film photovoltaic combined covering structure of a large-span suspension cable support, and relates to the field of renewable clean energy. It comprises a water delivery main canal, a vertical upright post and a transverse cross bar; an upper layer of bearing cables are arranged between the vertical upright rods and form an upper supporting structure; a plurality of lower layer stabilizing cables are arranged among the transverse cross rods at intervals, and form a lower supporting structure; go up between supporting structure and the lower supporting structure through propping a ring stay, go up the supporting structure middle part and lay film photovoltaic module, lower supporting structure both sides lay glass photovoltaic module. The upper layer bearing cable and the lower layer stabilizing cable form a double-layer hyperbolic cross suspension cable to support the thin-film photovoltaic module and the glass photovoltaic module to form a large-span flexible roof structure, and the double-layer hyperbolic cross suspension cable can be used for meeting the requirement of covering the photovoltaic power generation of a large water-adjusting main channel. The invention also relates to a use method of the glass film photovoltaic combined covering structure of the large-span suspension cable bracket.

Description

Glass film photovoltaic combined covering structure of large-span suspension cable support and use method
Technical Field
The invention relates to the field of renewable clean energy, in particular to a glass film photovoltaic combined covering structure of a large-span suspension cable support. The invention also relates to a use method of the glass film photovoltaic combined covering structure of the large-span suspension cable bracket.
Background
Taking a large-scale water delivery main channel of water conservancy and water utilities as an example, the large-scale water delivery main channel has the characteristics of width (80-120 m) and length (more than 1200km) of an artificial channel; moreover, due to the requirement of water supply quality guarantee, operation maintenance access channels (berms) and protection buffering green belts are also arranged on two sides of the main channel, and if the protection range is considered, the whole width of the main channel can reach 150 m; because the water delivery main canal is generally in an open canal form, the whole main canal runner has no any shelter except for controlled buildings such as a check gate; under the long-distance condition, the evaporation capacity of the main canal is large, and non-point source pollution exists, so that the requirement of covering the upper part of the main canal is met; because the channel is not allowed to be provided with a support, the covering and supporting structure above the channel has the characteristics of postposition and large span.
Therefore, on the premise of not influencing the original water conveying and supplying functions of the main canal, it is necessary to develop a glass film photovoltaic combined covering structure of a large-span suspension cable bracket.
Disclosure of Invention
The first purpose of the present invention is to overcome the above disadvantages of the background art, and to provide a glass film photovoltaic combined covering structure of a large-span suspension cable bracket.
The second purpose of the invention is to provide a use method of the glass film photovoltaic combined covering structure of the large-span suspension cable bracket.
In order to achieve the first object, the technical scheme of the invention is as follows: glass film photovoltaic combination of large-span cable support covers structure, its characterized in that: comprises a water delivery main canal, a plurality of vertical upright posts which are arranged on a pavement at two sides of the water delivery main canal at intervals, and a transverse cross bar which is arranged at the top of each vertical upright post;
upper layer bearing cables are arranged between the opposite vertical upright rods on the packway at the two sides of the water delivery main channel, and a plurality of upper layer bearing cables form an upper supporting structure;
a plurality of lower-layer stabilizing cables are arranged between the opposite transverse cross rods at intervals and form a lower supporting structure;
and the middle part of the upper supporting structure and the middle part of the lower supporting structure are supported and tensioned through an inner supporting ring, the upper supporting structure protrudes upwards, the lower supporting structure protrudes downwards, the middle part of the upper supporting structure is laid with the film photovoltaic component, and the two sides of the lower supporting structure are laid with the glass photovoltaic components.
In the technical scheme, the joint of the vertical upright rod and the upper layer bearing cable is connected with the first stay wire, the joint of the transverse cross rod and the lower layer stabilizing cable is connected with the second stay wire, and the first stay wire and the second stay wire are anchored on the packway through the anchor anchors.
The vertical upright posts are made of concrete or steel materials, and the transverse cross rods are made of steel or alloy pipes.
In order to achieve the second object, the invention has the technical scheme that: the use method of the glass film photovoltaic combined covering structure of the large-span suspension cable bracket is characterized by comprising the following steps of:
step 1: a tensioning structure is arranged according to the width and the clearance of the street, and comprises a vertical upright rod, a transverse cross rod, a first pull wire, a second pull wire and a pull anchor;
step 2: connecting two ends of an upper layer of bearing cables with a vertical upright rod, connecting two ends of a lower layer of stabilizing cables with a transverse cross rod, forming an upper supporting structure by a plurality of upper layer of bearing cables, forming a lower supporting structure by a plurality of lower layer of stabilizing cables, and forming pre-tightening force between the middle part of the upper supporting structure and the middle part of the lower supporting structure by a supporting inner ring;
and step 3: the middle part of the upper supporting structure is used as a supporting structure of the thin film photovoltaic module, the two sides of the lower supporting structure are used as supporting structures of the glass photovoltaic module, and the thin film photovoltaic module and the glass photovoltaic module form a cover of the water delivery main canal.
Compared with the prior art, the invention has the following advantages:
1) the upper layer bearing cable and the lower layer stabilizing cable form a double-layer hyperbolic cross suspension cable to support the thin-film photovoltaic module and the glass photovoltaic module to form a large-span flexible roof structure, and the double-layer hyperbolic cross suspension cable can be used for covering the photovoltaic power generation of a large-scale water regulating main channel.
2) The structure of the invention can be well suitable for various temporary loads such as strong wind, heavy rain, heavy snow and the like and thermal expansion and cold contraction deformation caused by temperature change.
3) The upper layer bearing cable and the lower layer stabilizing cable form a double-layer hyperbolic cross suspended cable structure which can be fixed through the vertical upright rods and the horizontal cross rod structure fulcrums on two sides and through the stay wires, so that the double-layer hyperbolic cross suspended cable structure is simple and firm in structure, small in material consumption and low in cost.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
The system comprises a water conveying main channel 1, a water conveying main channel 11, a berm channel 21, a vertical upright rod 22, a transverse cross rod 22, an upper layer load bearing rope 3, a lower layer stabilizing rope 4, a bracing inner ring 5, a thin film photovoltaic module 61, a glass photovoltaic module 62, a first pull wire 71, a second pull wire 72 and a pull anchor 73.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are not intended to limit the present invention, but are merely exemplary. While the advantages of the invention will be apparent and readily appreciated by the description.
With reference to the accompanying drawings: glass film photovoltaic combination of large-span cable support covers structure, its characterized in that: comprises a water delivery main canal 1, a plurality of vertical upright posts 21 which are arranged on a pavement 11 at two sides of the water delivery main canal 1 at intervals, and a transverse cross bar 22 which is arranged at the top of each vertical upright post 21;
upper layer bearing cables 3 are arranged between the opposite vertical upright rods 21 on the packway 11 at the two sides of the water delivery main channel 1, and a plurality of upper layer bearing cables 3 form an upper supporting structure;
a plurality of lower-layer stabilizing cables 4 are arranged between the opposite transverse cross rods 22 at intervals, and the lower-layer stabilizing cables 4 form a lower supporting structure;
and the middle part of the upper supporting structure and the middle part of the lower supporting structure are supported and tensioned through a supporting inner ring 5, the upper supporting structure protrudes upwards, the lower supporting structure protrudes downwards, a thin film photovoltaic component 61 is laid in the middle of the upper supporting structure, and glass photovoltaic components 62 are laid on two sides of the lower supporting structure.
The joint of the vertical upright rod 21 and the upper layer bearing rope 3 is connected with a first stay wire 71, the joint of the transverse cross rod 22 and the lower layer stabilizing rope 4 is connected with a second stay wire 72, and the first stay wire 71 and the second stay wire 72 are anchored on the packway 11 through a stay anchor 73.
The vertical upright rods 21 are made of concrete or steel materials, and the transverse cross rods 22 are made of steel or alloy pipes.
The use method of the glass film photovoltaic combined covering structure of the large-span suspension cable bracket is characterized by comprising the following steps of:
step 1: a tensioning structure is arranged according to the width and the clearance of the pavement 11, and comprises a vertical upright rod 21, a transverse cross rod 22, a first stay wire 71, a second stay wire 72 and a pull anchor 73;
step 2: connecting two ends of an upper layer of bearing cables 3 with vertical upright rods 21, connecting two ends of a lower layer of stabilizing cables 4 with transverse cross rods 22, forming an upper supporting structure by a plurality of upper layer of bearing cables 3, forming a lower supporting structure by a plurality of lower layer of stabilizing cables 4, and supporting and tensioning the middle part of the upper supporting structure and the middle part of the lower supporting structure by a supporting and tensioning inner ring 5 to form a pre-tightening force;
and step 3: the middle part of the upper supporting structure is used as a supporting structure of the thin film photovoltaic module 61, the two sides of the lower supporting structure are used as supporting structures of the glass photovoltaic module 62, and the thin film photovoltaic module 61 and the glass photovoltaic module 62 form a cover of the water delivery main canal 1.
Examples
Taking a certain central line main canal as an example, the main components of the invention are introduced as follows:
the water delivery main channel 1 is an open water delivery open channel, the channel is generally an artificial concrete lining flow channel, and the upper part of the channel is not covered; the two sides of the lining channel are generally provided with a pavement 11 for operation tour and transportation maintenance equipment, the pavement 11 is a concrete or asphalt pavement, and the two sides of the pavement 11 are also generally provided with buffer protection forest belts for closed management and guarantee of water quality safety; the water transmission main canal 1 spans 80m-120 m.
The upper layer bearing cable 3 is used as a supporting structure of the light film photovoltaic module 61, and a double-layer crossed and combined stress suspension cable structure is formed by the support inner ring 5 and the lower layer stabilizing cable 4.
The lower layer stabilizing rope 4 is used as a supporting structure of a heavier glass photovoltaic component 62 at two sides of the film photovoltaic component 61, and a double-layer crossed and combined stress suspension rope structure is formed by the bracing inner ring 5 and the upper layer bearing rope 3.
And the bracing inner ring 5 is positioned between the upper layer bearing rope 3 and the lower layer stabilizing rope 4, and the upper layer bearing rope 3 and the lower layer stabilizing rope 4 are braced into two curved surfaces opposite to each other in the two directions through an inner ring structure, so that the upper layer bearing rope 3 and the lower layer stabilizing rope 4 have certain tension force.
The film photovoltaic module 61 is an ultra-light photovoltaic module taking a film material as a carrier, is supported by an upper layer bearing cable 3 support, is arranged in the middle of a large-span structure, and is used as a covering or roof structure.
Glass photovoltaic module 62 to the photovoltaic module of glass as the carrier, like the two-sided double-glass photovoltaic module of high efficiency, adopts the flexible support mode of lower floor's stabilizer cable 4, arranges in the both sides of large-span structure (middle is film photovoltaic module 61).
The vertical upright rods 21 and a part of the tension structure of the suspension cable on two sides can be made of concrete or steel and other materials.
The transverse cross bar 22, part of the tension structure of the suspension cable on both sides, can be made of steel or alloy pipe.
A first pull wire 71 and a second pull wire 72, a part of the suspension cable on both sides of the tension structure for connecting and fixing the tension structure.
A pull anchor 73, a portion of the structure being tensioned on both sides by the suspension cable, is used for anchoring the first and second pull lines 71, 72 on the ground or on the bank slope.
The invention can be used for large diversion main canals (open canal form) or other large-span photovoltaic power generation scenes, and has remarkable social and economic benefits.
The invention is also suitable for large-span application scenes which need to be covered or roofed and simultaneously give consideration to photovoltaic resource development.
Other parts not described belong to the prior art.

Claims (4)

1.大跨度悬索支架的玻璃薄膜光伏组合遮盖结构，其特征在于：包括输水干渠(1)、位于输水干渠(1)两侧的马道(11)上间隔布置的多根竖向立杆(21)、位于竖向立杆(21)顶部的横向横杆(22)；1. The glass thin film photovoltaic combined cover structure of the large-span suspension cable support is characterized in that: it comprises a water main channel (1), and a plurality of vertical standoffs arranged at intervals on the horse tracks (11) on both sides of the water main channel (1). a rod (21), a transverse crossbar (22) at the top of the vertical pole (21); 所述输水干渠(1)两侧的马道(11)上相对的竖向立杆(21)之间有上层承重索(3),多根上层承重索(3)形成上支持结构；There are upper-layer load-bearing cables (3) between opposite vertical poles (21) on the horse tracks (11) on both sides of the main water channel (1), and a plurality of upper-layer load-bearing cables (3) form an upper support structure; 相对的所述横向横杆(22)之间间隔布置有多根下层稳定索(4)，多根下层稳定索(4)形成下支持结构；A plurality of lower layer stabilization cables (4) are arranged at intervals between the opposite transverse cross bars (22), and the plurality of lower layer stabilization cables (4) form a lower support structure; 所述上支持结构的中部与下支持结构的中部之间通过撑张内环(5)撑张，上支持结构向上凸，下支持结构向下凸，上支持结构中部敷设薄膜光伏组件(61)，下支持结构两侧敷设玻璃光伏组件(62)。The middle part of the upper support structure and the middle part of the lower support structure are stretched by a stretching inner ring (5). , and glass photovoltaic modules (62) are laid on both sides of the lower support structure. 2.根据权利要求1所述的大跨度悬索支架的玻璃薄膜光伏组合遮盖结构，其特征在于：所述竖向立杆(21)与上层承重索(3)连接处与第一拉线(71)连接，所述横向横杆(22)与下层稳定索(4)连接处与第二拉线(72)连接，所述第一拉线(71)和第二拉线(72)通过拉锚(73)锚固在马道(11)上。2. The glass thin film photovoltaic composite cover structure of the large-span suspension cable support according to claim 1, characterized in that: the connection between the vertical pole (21) and the upper-layer load-bearing cable (3) is connected to the first pull wire (71). ) connection, the connection between the transverse cross bar (22) and the lower stabilization cable (4) is connected with the second pulling wire (72), and the first pulling wire (71) and the second pulling wire (72) pass through the pulling anchor (73) Anchored on the horse track (11). 3.根据权利要求2所述的大跨度悬索支架的玻璃薄膜光伏组合遮盖结构，其特征在于：所述竖向立杆(21)为混凝土或钢质材料制成，所述横向横杆(22)采用钢质或合金管材制成。3. The glass-film photovoltaic composite covering structure of the large-span suspension cable support according to claim 2, characterized in that: the vertical poles (21) are made of concrete or steel material, and the transverse cross-poles (21) 22) Made of steel or alloy pipes. 4.根据权利要求1-3中任一权利要求所述大跨度悬索支架的玻璃薄膜光伏组合遮盖结构的使用方法，其特征在于，包括以下步骤：4. The method of using the glass thin film photovoltaic composite covering structure of the large-span suspension cable support according to any one of claims 1-3, characterized in that, comprising the following steps: 步骤1：根据马道(11)的宽度和净空设置张拉结构，张拉结构包括竖向立杆(21)、横向横杆(22)、第一拉线(71)、第二拉线(72)和拉锚(73)；Step 1: According to the width and clearance of the horse track (11), the tensioning structure is set up, and the tensioning structure includes a vertical pole (21), a horizontal cross bar (22), a first pulling wire (71), a second pulling wire (72) and pull anchor(73); 步骤2：将上层承重索(3)两端与竖向立杆(21)连接，下层稳定索(4)两端与横向横杆(22)连接，多根上层承重索(3)形成上支持结构，多根下层稳定索(4)形成下支持结构，上支持结构的中部与下支持结构的中部之间通过撑张内环(5)撑张，形成预紧力；Step 2: Connect both ends of the upper layer load-bearing cable (3) to the vertical pole (21), both ends of the lower layer stabilizing cable (4) to the horizontal crossbar (22), and multiple upper layer load-bearing cables (3) form an upper support structure, a plurality of lower layer stabilization cables (4) form a lower support structure, and the middle part of the upper support structure and the middle part of the lower support structure are stretched by a stretch inner ring (5) to form a pre-tightening force; 步骤3：上支持结构中部作为薄膜光伏组件(61)的支撑结构，下支持结构两侧作为玻璃光伏组件(62)的支撑结构，薄膜光伏组件(61)和玻璃光伏组件(62)形成输水干渠(1)的遮盖。Step 3: the middle part of the upper support structure serves as the support structure for the thin film photovoltaic module (61), the two sides of the lower support structure serve as the support structure for the glass photovoltaic module (62), and the thin film photovoltaic module (61) and the glass photovoltaic module (62) form a water transmission Covering of main channel (1).
CN202111270108.9A 2021-10-29 2021-10-29 Glass film photovoltaic combined covering structure of large-span suspension cable support and use method Active CN114108564B (en)

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CN110258802A (en) * 2019-05-31 2019-09-20 东南大学 A kind of Ultra-Long Spans spoke type suspended-dome structure based on flying swallow truss arch
CN110566026A (en) * 2019-09-18 2019-12-13 东北石油大学 Oversized heat-preservation storage tank with orthogonal cable beam as tank top and construction method
CN211370410U (en) * 2019-10-23 2020-08-28 交通运输部公路科学研究所 Novel tunnel photovoltaic power generation shading canopy
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