FLOATING SOLAR PANEL ARRAY WITH ONE-AXIS TRACKING SYSTEM
원문보기
IPC분류정보
국가/구분
United States(US) Patent
공개
국제특허분류(IPC7판)
H02S-010/40
H02S-020/32
H02S-030/10
출원번호
US-0214290
(2016-07-19)
공개번호
US-0040926
(2017-02-09)
발명자
/ 주소
Smadja, Liliane
Smadja, Paul Isaac
출원인 / 주소
Smadja, Liliane
인용정보
피인용 횟수 :
0인용 특허 :
0
초록▼
A floating solar array made of a closed loop of flexible high density polyethylene pipes with elbows, T fittings and couplings. An anti-lift membrane fills with water and mitigates the wind forces. The array can have a stabilizing skirt going downwardly from the border of the array, especially when
A floating solar array made of a closed loop of flexible high density polyethylene pipes with elbows, T fittings and couplings. An anti-lift membrane fills with water and mitigates the wind forces. The array can have a stabilizing skirt going downwardly from the border of the array, especially when it is used offshore in the sea. A vertical axis tracking system with windlasses, two anchoring points and four mooring lines allows all the solar panels to face the sun throughout the day. For small lakes or mine tailing, the two anchor points will be onshore, on a concrete foundation. Winches to wind and unwind the mooring lines are located at the anchor point or on the solar array. For larger water areas, or offshore applications in the sea water, the anchor points are under water; using typically a concrete block or a suction pile solution for each anchor.
대표청구항▼
1. A floating solar array, comprising: a series of connected rows and columns of buoyant flexible pipes forming a buoyant closed loop shape around an outer periphery and being connected by electro-welded or thermo-welded fittings with elbow connections at corner junctions of two pipes and T-fittings
1. A floating solar array, comprising: a series of connected rows and columns of buoyant flexible pipes forming a buoyant closed loop shape around an outer periphery and being connected by electro-welded or thermo-welded fittings with elbow connections at corner junctions of two pipes and T-fittings at junctions of three pipes; anda plurality of rows of photovoltaic panels each mounted at an angle over the connected rows and columns so as to face upward, the rows of photovoltaic panels extending laterally in parallel to the rows of flexible pipes, the columns extending longitudinally perpendicular to the rows. 2. The solar array of claim 1, wherein the flexible pipes are made of high density polyethylene or polypropylene. 4. The solar array of claim 1, wherein the closed loop shape is a square shape, a rectangular shape, or a polygonal shape. 5. The solar array of claim 1, wherein the connected rows and columns of flexible pipes comprises an assembly of polygonal sub arrays joined such that the closed loop shape approaches a circle. 6. The solar array of claim 1, further comprising metallic frames including angle bars or tubes attached in a longitudinal direction perpendicular to the lateral direction, connected to the pipes with collets and side rods, and mechanically holding several solar panels connected together with triangular frames defining the angle of the panels. 7. The solar array of claim 1, further comprising anti-lift membranes of polyethylene or polypropylene or EPDM (Ethylene Propylene Diene Monomer rubber) attached to some of the connected rows and columns of flexible pipes so as to extend below and stay underwater and act an anti-lift system for the solar array. 8. The solar array of claim 7, wherein the anti-lift membranes have outer surfaces in contact with the water covered with a layer of polyvinyl fluoride (PVF) film for anti-fouling protection. 9. The solar array of claim 1, further comprising a stabilizing skirt downwardly-depending from the outer periphery to surround a column of water underneath the solar array, the stabilizing skirt being rigidified with interconnected horizontal and vertical tubes made of a material having a higher density than water to remain substantially vertical in the water and form a barrier so as to create a more stable column of water within than outside of the barrier. 10. A floating solar array, comprising: a series of connected rows and columns of buoyant flexible pipes forming a buoyant closed loop shape around an outer periphery;a plurality of rows of photovoltaic panels each mounted at an angle over the connected rows and columns so as to face upward, the rows of photovoltaic panels extending laterally in parallel to the rows of flexible pipes, the columns extending longitudinally perpendicular to the rows; anda tracking system configured to rotate the solar array around a vertical axis and face the angled photovoltaic panels toward the sun during the day using winches installed at corners of the floating array attached to mooring lines connected to fixed anchor points. 11. The solar array of claim 10, wherein the connected rows and columns of flexible pipes comprises an assembly of polygonal sub arrays joined such that the closed loop shape approaches a circle. 12. The solar array of claim 10, wherein the mooring lines are made of rope or textile material along a length connected to the fixed anchor points, and the mooring lines are made of chain along a length connected to the winch. 13. The solar array of claim 10, wherein there are only two anchor points each connected to two mooring lines that extend to different corners on the solar array and terminate at one of the winches. 14. The solar array of claim 10, wherein a plurality of discrete solar arrays are coupled together in series and connected to just two fixed anchor points, the solar arrays rotating in synchronism. 15. The solar array of claim 10, further comprising anti-lift membranes of polyethylene or polypropylene or EPDM (Ethylene Propylene Diene Monomer rubber) attached to some of the connected rows and columns of flexible pipes so as to extend below and stay underwater and act an anti-lift system for the solar array. 16. The solar array of claim 10, further comprising a stabilizing skirt downwardly-depending from the outer periphery to surround a column of water underneath the solar array, the stabilizing skirt being rigidified with interconnected horizontal and vertical tubes made of a material having a higher density than water to remain substantially vertical in the water and form a barrier so as to create a more stable column of water within than outside of the barrier. 17. A floating solar array, comprising: a series of connected rows and columns of buoyant flexible pipes forming a buoyant closed loop shape around an outer periphery;a plurality of rows of photovoltaic panels each mounted at an angle over the connected rows and columns so as to face upward, the rows of photovoltaic panels extending laterally in parallel to the rows of flexible pipes, the columns extending longitudinally perpendicular to the rows; andanti-lift membranes of polyethylene or polypropylene or EPDM (Ethylene Propylene Diene Monomer rubber) attached to some of the connected rows and columns of flexible pipes so as to extend below and stay underwater and act an anti-lift system for the solar array. 18. The solar array of claim 17, further comprising a tracking system configured to rotate the solar array around a vertical axis and face the angled photovoltaic panels toward the sun during the day using winches installed at corners of the floating array attached to mooring lines connected to fixed anchor points. 19. The solar array of claim 17, wherein the connected rows and columns of flexible pipes comprises an assembly of polygonal sub arrays joined such that the closed loop shape approaches a circle. 20. The solar array of claim 17, wherein at least one of the anti-lift membranes is secured between two adjacent rows of the flexible pipes and have a generally rectangular mid-portion that extends between and parallel to the adjacent rows of first pipes, the mid-portion being secured to the adjacent rows of first pipes with a plurality of outwardly extending flaps that extend perpendicular to the mid-portion such that the mid-portion droops down and water flows between the flaps and collects on top of it.
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