CA2820582A1 - Photovoltaic solar masonry - Google Patents

Photovoltaic solar masonry Download PDF

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Publication number
CA2820582A1
CA2820582A1 CA2820582A CA2820582A CA2820582A1 CA 2820582 A1 CA2820582 A1 CA 2820582A1 CA 2820582 A CA2820582 A CA 2820582A CA 2820582 A CA2820582 A CA 2820582A CA 2820582 A1 CA2820582 A1 CA 2820582A1
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CA
Canada
Prior art keywords
masonry
unit
lens
collector
masonry unit
Prior art date
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.)
Granted
Application number
CA2820582A
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French (fr)
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CA2820582C (en
Inventor
David Eqbal
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Individual
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Individual
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Priority to CA2820582A priority Critical patent/CA2820582C/en
Publication of CA2820582A1 publication Critical patent/CA2820582A1/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00Supporting structures for PV modules
    • H02S20/20Supporting structures directly fixed to an immovable object
    • H02S20/22Supporting structures directly fixed to an immovable object specially adapted for buildings
    • H02S20/26Building materials integrated with PV modules, e.g. façade elements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/20Optical components
    • H02S40/22Light-reflecting or light-concentrating means
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/10Photovoltaic [PV]
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/52PV systems with concentrators

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

An apparatus includes: (A) a masonry unit of a building, in which the masonry unit is configured to be load bearing; and (B) a collector unit configured to collect solar energy;
and (C) a lens assembly configured to transfer sunlight to the collector unit, and functions as a rain screen for the collector unit; and (D) a casing configured to hold the collector unit and the lens assembly, and the casing also configured to be fixedly attached to the masonry unit; and (E) an output wire configured to: (a) be connectable to the collector unit; and (b) extend from the collector unit, and past the masonry unit, and extend beyond the masonry unit once the casing is fixedly attached to the masonry unit; and (c) be connectable to a circuit wire of the building.

Description

Subject matter of the invention:
Photovoltaic Solar Masonry (10) is a product that integrates solar and daylight collection into a masonry unit.
Background Currently, there are variety of products and inventions that use photovoltaic cells to convert solar energy to electricity for commercial or domestic use; however, most of these products are standalone units that are either architecturally too unattractive or too bulky, and they are mostly unattractive attachments to walls or roofs of buildings, and none before has attempted to incorporate the photovoltaic cells into a masonry unit. Photovoltaic Solar Masonry (10) overcomes all these shortcomings, by incorporating solar collection into an architecturally attractive unit that becomes permanent part of a building assembly.
Broad description of the Invention:
Photovoltaic Solar Masonry (10) is a product that:
1. can be used in masonry construction, primarily in masonry wall (9) with exposure to daylight and sunlight.
2. is used in conjunction with masonry units (11) in desired patterns and quantities.
3. is produced in verity of sizes and dimensions to match different size masonry units produced and available in the market, so that for every size of masonry unit (11) there is corresponding Photovoltaic Solar Masonry (10) size.
4. Photovoltaic Solar Masonry (10) uses Photovoltaic Cells (5) to collect sunlight and daylight and to produce direct current electricity. The electricity produced are wired (14) to a battery storage unit and from then, with use of a convertor unit the electricity is converted to alternative current, matching the local voltage specification.
The produced electricity can then be used domestically or supplied to the electricity grid through appropriate coordination with local electricity supplier.
5. Photovoltaic Solar Masonry (10) provides two options for Lens Assembly (29), Option 1 incorporates an advance Flat Straight-Line Multi-Prism Lens (3)(Figure 2) to redirect the sunlight towards the Photovoltaic Cells (5), thus avoiding the need for perpendicular alignment of the cells panel to direction of sunlight. Option 2 is a simple layer of glass, which is less efficient but, costs less and is intended to provide cost alternative. Both options have Teflon AF covers (Figure 3)
6. The Teflon AF Cover (2) can be produced with various tints of colour for desired architectural look.
List of Drawings:
Figure 1: Shows behaviour of light from different direction on 45*-90*-45 Prism; a component of Flat Straight-Line Multi-Prism Lens (3), which is made of Crown Glass (BK7) (Index of Refraction = 1.50 -1.54).
Figure 2: Shows Flat Straight-Line Multi-Prism Lens (3) made of Crown Glass (BK7) (Index of Refraction = 1.50 -1.54), with Teflon AF cover (Index of Refraction = 1.29 -1.31) and behaviour of light from different directions.
Figure 3: Shows a simple glass layer made of Crown Glass (BK7) (Index of Refraction = 1.50 -1.54), with Teflon AF cover (Index of Refraction = 1.29 -1.1.31).
Figure 4: Shows two exploded isometric drawings that illustrate the components of Photovoltaic Solar Masonry (10) and the order of assembly.
Figure 5: Shows section drawings that illustrate application of Photovoltaic Solar Masonry (10) in a typical Masonry Veneer (Cavity) Wall (9) Construction along with the identified components.
Figure 6: Shows an elevation drawing that illustrates a structure with Masonry Veneer (Cavity) Wall (9) and application of Photovoltaic Solar Masonry (10) to create various architectural patterns.
The drawings are accompanied with an Index Sheet that explains all the parts.

Objectives of Invention The objective of Photovoltaic Solar Masonry (10) is to integrate sunlight and daylight collection into masonry units (11), which will facilitate the use of renewable energies in building construction, and provides the architects, designers and masons with a product that can be used decoratively and permanently in verity of patterns and shades.
Description of Photovoltaic Solar Masonry (10) Photovoltaic Solar Masonry (10) unit is a multi-functioning building component; comprising of:
a Load Bearing Concrete Block Component (20) that is intended to carry the load of above Masonry Units (11). The block contains two cylindrical cavity holes that facilitates passage of the two treaded bolts of Main Casing (25) through it; which then, Casing can be securely tighten to the block by two Nuts (27). The two treaded bolts of Main Casing (25) contain cylindrical cavity holes, which act as Wire Raceways (23) and allows the Output Wires (7) from the Photovoltaic Cells (5) to get through, and then the Output Wires (7) by means of Wire Junction Clips (28) get connected to the Collector Circuit Wires (14). The Circuit Wires (14) connect the individual Photovoltaic Solar Masonry (10) units in parallel circuit and transfers the 18v DC
power to a typical 12v Battery Storage Unit for storage and later conversion to AC output with matching local voltage specification for domestic use or for supply to the electricity grid through appropriate coordination with local electricity supplier.
Main Casing (25) from the front side receives the Spacer (4) module and then the Photovoltaic Cells (5) panel and finally the Lens Assembly (29) which, comes with the Gasket Sealant (22) installed on the perimeter of the lens for the purpose of sealing the unit from outside. To provide a complete seal and to prevent dust and insect penetration into the unit, Silicon Sealant (30) is applied at the end of treaded bolts of Main Casing (25).
This design provides two options for Lens Assembly (29);
Option 1, shown on Figure 2, incorporates an advance Flat Straight-Line Multi-Prism Lens (3)(Figure 2) to redirect light toward the Photovoltaic Cells (5), thus avoiding the need for perpendicular alignment of the cells panel to direction of sunlight.
The Flat Straight-Line Multi-Prism Lens (3) is made of vertical array of elongated 45*-90*-45 Prisms (Figure 1) in straight line formation (Figure 2). As shown on Figure 2, this arrangement will redirect (but not to concentrate) the direct and indirect sunlight toward the Photovoltaic Cells (5). On the exterior side the lens is glued to a Teflon AF
cover, which has a matching mould of its surface patterns.
Option 2 for Lens Assembly (29) is a simple glass layer with cover (Figure 3), although it is less efficient in light gathering; but, is able to provide significant amount of light toward the Photovoltaic Cells (5) in certain times of a day, due to better alignment with direction of sunlight, and it costs less for production and therefore, provides a cost alternative.
In both options the Lens Assembly (29) is made of two materials: the inner layer made of Crown Glass (BK7) (Index of Refraction = 1.50 -1.54) and outer layer made of Teflon AF with higher Tg resins for the purpose of creating a durable and non-reactive surface with anti-reflective properties (Index of Refraction = 1.29 -1.1.31)(Teflon AF is Trade Mark of E.
I. du Pont de Nemours and Company or its affiliates).
Example of Intended Use Figure 5 and Figure 6 show an example of integration of Photovoltaic Solar Masonry (10) in a typical Masonry Veneer (Cavity) Wall (9) construction. In this example Photovoltaic Solar Masonry (10) units function as:
1. a Load bearing component just as Masonry Units (11) do.
2. acts as rainscreen component just as Masonry Units (11) do.
3. collect sunlight and convert it to electricity.
4. act as architectural element to create various visual patterns.
For better results, Photovoltaic Solar Masonry (10) should be used on the sides of the building that has direct exposure to sunlight.

INDEX
CO Light Ray O Teflon AF with Higher Tg Resins O Flat Straight-Line Multi-Prism Lens, Made of Crown Glass (Bk7) (4) Spacer with Reflective Inner Surface O Photovoltaic Cells (18v DC output connected in parallel to main collector line) 0 Air Pocket O Output Wires from the Photovoltaic Cell 0 Crown Glass (Bk7) Masonry Veneer (Cavity) Wall O Photovoltaic Solar Masonry Unit Masonry Unit (Brick or Architectural Block) (11?) Typical Cavity within Wall (11 Typical Mortar Joint Collector Circuit Wires (18v DC to Battery Storage Unit) E Typical Air Barrier Typical Exterior Sheathing (1.7) Typical Vapour Barrier (Location varies according to regional location) @.,i) Typical Air Barrier (* Typical Gypsum Wall Board OD) Load Bearing Concrete Block Component of Photovoltaic Solar Masonry Unit 1) Typical Air Barrier Gasket Sealant k3) Wire Raceway within the Casing Unit 24 Void Space for Wire Passage = Main Casing with Threaded Bolts (-,6) Void Shafts within the Block to Receive Threaded Bolts Cit Nut to Secure the Casing Bolt to the Block Wire Junction Clips (2-9) Lens Assembly which is the combination of (2) and (3) as shown on Figure 2 or is a is a combination of (2) & (8) as shown on Figure 3.
(30) Silicon Sealant

Claims (4)

The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows:
1. A modified masonry unit to act as solar energy collector, comprising of masonry unit that is load bearing, a collector unit that collects solar energy, a lens assembly that transfers light and functions as a rainscreen, and a casing that hold all the parts together.
2. A building component defined in claim 1, which combines use of masonry unit, photovoltaic cells and lens for collection of solar energy and converting to electricity.
3. Combination defined in claim 1 or claim 2 , wherein the lens assembly uses properties of prism to uniformly redirect (but not to concentrate) light toward the collectors cells.
4. A lens defined in claim 3, comprising of a vertical array of elongated 450-900-450 prisms in straight line formation on a flat sheath with the same material, creating a unified lens component.
CA2820582A 2013-07-15 2013-07-15 Photovoltaic solar masonry Active CA2820582C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2820582A CA2820582C (en) 2013-07-15 2013-07-15 Photovoltaic solar masonry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA2820582A CA2820582C (en) 2013-07-15 2013-07-15 Photovoltaic solar masonry

Publications (2)

Publication Number Publication Date
CA2820582A1 true CA2820582A1 (en) 2015-01-15
CA2820582C CA2820582C (en) 2018-01-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA2820582A Active CA2820582C (en) 2013-07-15 2013-07-15 Photovoltaic solar masonry

Country Status (1)

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Also Published As

Publication number Publication date
CA2820582C (en) 2018-01-02

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Effective date: 20161128