WO2014049582A2 - Profilé composite pour collecteur solaire, procédé de production correspondant et utilisation - Google Patents

Profilé composite pour collecteur solaire, procédé de production correspondant et utilisation Download PDF

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Publication number
WO2014049582A2
WO2014049582A2 PCT/IB2013/059003 IB2013059003W WO2014049582A2 WO 2014049582 A2 WO2014049582 A2 WO 2014049582A2 IB 2013059003 W IB2013059003 W IB 2013059003W WO 2014049582 A2 WO2014049582 A2 WO 2014049582A2
Authority
WO
WIPO (PCT)
Prior art keywords
solar collector
profile
composite
composite solar
profile according
Prior art date
Application number
PCT/IB2013/059003
Other languages
English (en)
Portuguese (pt)
Other versions
WO2014049582A3 (fr
Inventor
António José VILELA PONTES
Igor Alexandre VIEIRA RIBEIRO
José Manuel MARTINS DE CARVALHO
Paulo Juliano PEREIRA DA SILVA ARAUJO
Pedro Miguel PEREIRA MARQUES
Original Assignee
Biosafe - Indústria De Reciclagens, S.A.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Biosafe - Indústria De Reciclagens, S.A. filed Critical Biosafe - Indústria De Reciclagens, S.A.
Publication of WO2014049582A2 publication Critical patent/WO2014049582A2/fr
Publication of WO2014049582A3 publication Critical patent/WO2014049582A3/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • F24S80/40—Casings
    • F24S80/45—Casings characterised by the material
    • F24S80/457—Casings characterised by the material made of plastics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • F24S80/60—Thermal insulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • F24S2080/01—Selection of particular materials
    • F24S2080/018—Recycled materials
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/20—Solar thermal
    • 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
    • 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

Definitions

  • the present invention provides a novel method for producing the modular housing for solar collectors for domestic or industrial water heating by the extrusion process.
  • This invention further describes a new thermoplastic profile shape obtained in a single step of said extrusion process.
  • This invention also describes a final formulation incorporating used tire rubber granules in its composition because of its excellent properties for the intended application, and is also an environmentally beneficial solution.
  • solar collectors have been increasing in recent years due to widespread awareness of the destructive effects on the environment of the use of conventional forms of energy.
  • Solar collectors are used to collect energy from incident solar rays and convert them into a reusable form.
  • the heating of water by the use of solar collectors has represented a of the most viable applications of use, residential and lately at the industrial level.
  • solar panels are often used to provide the energy for heating the water to be used at home and / or in pools.
  • industrial applications they are often used to provide heat input to the water used in certain processes.
  • Solar panels of the indicated type have long been known. During the 70s and 80s of the last century and through the intense debate on energy consumption and the need to find renewable energy, a number of solutions were developed.
  • Solar collectors consist of one or more units that are connected to a circuit that transfers heat energy through a thermal fluid, such as water or air, to the place of use. These collectors are furthermore made up of copper absorbent tubes and generally copper or aluminum absorbent plate, enclosed by a glass plate and thermally insulated by glass wool. In its conventional construction, the collector is heavy and its handling to place it on the roof or in a place of good sun exposure is complex due to the use of heavy metal surrounding structures and mineral wool insulation elements.
  • the present invention discloses a composite solar collector profile having two lateral flaps perpendicular to the base which are joined thereto at opposite ends.
  • the solar collector composite profile has holes in the side flaps and base thereof.
  • the solar collector composite profile has L-shaped wells.
  • the solar collector composite profile has two flaps perpendicular to the base and joined thereto at opposite ends.
  • the solar collector composite profile has a stepped gap at the upper end and at least one slot in the inner part.
  • the composite solar collector profile has reinforcing tubes in the frame.
  • the present invention further describes a method for obtaining the solar collector composite profile comprising the following steps:
  • the method for obtaining the solar collector composite profile has a processing conducted in a temperature range between 165 ° C and 350 ° C.
  • the method for obtaining the solar collector composite profile includes the use of components comprising the following formulation:
  • the present invention further describes the use of the thermoplastic profile in modular multifunctional housings for solar water heaters for domestic or industrial use.
  • the present invention provides a method for producing the modular housing for solar collectors for domestic or industrial water heating by the extrusion process, as well as the profile shape for the modular housing of said solar collector.
  • the invention further describes a final formulation incorporating tire rubber granules used in the composition of the obtained profile.
  • Figure 1 depicts a U-profile structure of the modular multifunction solar collector housing, where reference numerals represent:
  • Figure 2 is a U-shaped structure of the modular multifunctional box with absorbent plate and glass, where the reference numerals represent:
  • Figure 3 depicts a representation of the U profile tops of the modular multifunction box housing, where reference numerals represent:
  • Figure 4 depicts a representation of the complete U-profile assembly of the modular multifunction box enclosure with the absorbent plate with the tops of the housing structure with the glass, where the reference numbers represent:
  • This invention relates to a new U-shaped profile for a modular multifunctional housing for solar collectors for domestic or industrial water heating to be produced in one step by the extrusion process.
  • the U-shaped profile of the model multifunctional housing has been designed with a significant number of wells in the side flaps and base (indicated with numbers 2 and 6 in figure 1), which allows for better insulation capacities by increasing the thermal properties of the solar collector allowing at the same time reducing the amount of material needed in its manufacture and hence the total weight of the solar collector is less.
  • the L-shaped pockets (indicated with no. 2 in figure 1) and the base pockets (indicated with no. 6 in figure 1) are placed reinforcing pipes of the frame (indicated with 1 in Figure 1).
  • tops can be placed at the ends. manufacture the modular multifunction box, which would serve as the basis for the construction of a solar collector.
  • the tubes that pass through the alveoli have the function of closing between the U-profile and the tops forming a cohesive structure.
  • the absorbent plate (indicated with No. 9 in Figure 2) is supported by the base support ribs (indicated with No. 5 in Figure 1) and fixed through slots in the side flaps of the U-profile (indicated with No. 4).
  • Figure 1) and the tops of the modular multifunction box (indicated with No. 10 in Figure 3).
  • the glass (indicated as No. 7 in Figure 2) is placed on the U-profile of the modular multifunction box housing at a level dimensioned for this purpose (indicated with No. 3 in Figure 1).
  • metallic or thermoplastic profiles can be placed to fix all the elements that make up the modular box, compacting the solar collector, protecting it from external agents and improving its handling.
  • Another object of the present invention is to obtain a formulation for intended application. Accordingly we can obtain a formulation that incorporates polymers (polypropylene (PP), polyethylene (PE), polyvinyl chloride (PVC), polybutylene tereflalate (PB), polyethylene tereflalate (PET), among others), compatibilizing agents, virgin rubbers (SBR, NR, EPDM, among others), epoxy resins and used tire rubber granules allowing to obtain a final composite that gives the properties suitable for the application.
  • This formulation incorporates used tire rubber granules due to its excellent properties for the intended application.
  • the incorporation of the used tire rubber granulate comprises a range from 10% to 45%, preferably from 26% to 45% by weight of the final composition.
  • thermoplastic profile polymers, additives, for example compatibilizing agents and virgin rubbers, and tire rubber granules are added by means of gravimetric dosers.
  • the materials are added sequentially to obtain better dispersion and homogenization of the composition, this sequence being optimized according to the desired final properties.
  • the U-profile of the solar collector's modular multifunction box passes the profile calibrators incorporated with the vacuum and cooling system. Subsequently with the pulling system the U-profile is pulled and then cut to the desired length.
  • This innovative solution due to the intrinsic characteristics of the material used, enables low thermal conductivity modular profile / box, lowering energy losses. It also has suitable mechanical properties for this application.
  • the use of this composite also has advantages such as good weather and UV resistance, impact resistance, good insulating ability and the ability to lighten the part.
  • the composite to be extruded will comprise a range of 10 - 45 parts by weight of used tire rubber granulate and the weight balance of polymer matrix per 100 total parts by weight of used tire rubber granule and polymer matrix.
  • the percentage of additives to be used should be from 4 to 25 parts per 100 parts by weight of the used tire rubber granule and polymer hue.
  • the 35% incorporation composite of used tire rubber granulate is obtained by the extrusion process according to table 1.
  • the components are packed in the respective dosers and all are at room temperature.
  • the polymer and additive feeders are coupled to the extruder by simultaneously or sequentially entering the extruder. Prior to the addition of the used tire rubber granulate, these components are conveyed by the co-rotational twin-screw screw undergoing a softening and plasticizing process.
  • the used tire rubber granulate feeder introduces the used tire rubber granulate into contact with the rest of the previously added compound and is subjected to a mixing, plasticizing, pressurizing and homogenizing process.
  • the U-profile of the solar collector exits into the die entering the profile calibrator, this process being under vacuum and cooling system to ensure that the gases that form do not interfere with the U profile so as not to deform it, and that cooling is much faster.
  • the U profile through the pull and cut system is pulled and then, reaching the desired length, the U profile will be subjected to the cut system obtaining at the end the desired U profile for the multifunction box. modular.

Abstract

La présente invention concerne un profilé composite pour boîtier modulaire utilisé dans des collecteurs solaires pour le chauffage d'eaux à usage domestique ou industriel, dont les principaux avantages sont: la production au moyen d'un procédé d'extrusion, la réduction des pertes énergétiques du collecteur solaire du fait de la conception avec profil alvéolaire, la portabilité améliorée du fait de la réduction du poids par mètre carré de panneau, l'emploi de composites recyclables dans sa composition, avec utilisation, entre autres, de caoutchouc de pneu usé recyclé, la réduction des temps de montage des collecteurs solaires, la suppression de la nécessité de poser des isolants additionnels sur le boîtier modulaire, et la réduction des coûts de production.
PCT/IB2013/059003 2012-09-28 2013-09-30 Profilé composite pour collecteur solaire, procédé de production correspondant et utilisation WO2014049582A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PT106557A PT106557B (pt) 2012-09-28 2012-09-28 Perfil compósito para colector solar, respectivo método de produção e utilização
PT106557 2012-09-28

Publications (2)

Publication Number Publication Date
WO2014049582A2 true WO2014049582A2 (fr) 2014-04-03
WO2014049582A3 WO2014049582A3 (fr) 2014-11-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2013/059003 WO2014049582A2 (fr) 2012-09-28 2013-09-30 Profilé composite pour collecteur solaire, procédé de production correspondant et utilisation

Country Status (2)

Country Link
PT (1) PT106557B (fr)
WO (1) WO2014049582A2 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291682A (en) * 1978-05-26 1981-09-29 Uriel Baratz Solar collector
EP0867270A1 (fr) * 1997-03-28 1998-09-30 Andersen Corporation Composite de résine thermoplastique avec tissu en fibre de verre et procédé
FR2787868A1 (fr) * 1998-12-29 2000-06-30 Pierre Jean Nocera Capteur solaire pour chauffe-eau
WO2002084182A1 (fr) * 2001-04-12 2002-10-24 Jolanta Mekal Collecteur solaire
EP2105682A2 (fr) * 2008-03-26 2009-09-30 DANAKTA SunCol s.r.o. Collecteur solaire stratifié tout en plastique
WO2009141809A2 (fr) * 2008-05-23 2009-11-26 Atma Engineering S.N.C. Di Azzolini Silvana Unité modulaire de création de structures porteuses servant de construction et/ou de support pour un tapis solaire
EP2143758A1 (fr) * 2008-07-11 2010-01-13 Rohm and Haas Company Procédé de fabrication de composites polymères ayant des propriétés thermoplastiques
WO2010025484A2 (fr) * 2008-09-05 2010-03-11 Greiner Holding Ag Capteur solaire

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291682A (en) * 1978-05-26 1981-09-29 Uriel Baratz Solar collector
EP0867270A1 (fr) * 1997-03-28 1998-09-30 Andersen Corporation Composite de résine thermoplastique avec tissu en fibre de verre et procédé
FR2787868A1 (fr) * 1998-12-29 2000-06-30 Pierre Jean Nocera Capteur solaire pour chauffe-eau
WO2002084182A1 (fr) * 2001-04-12 2002-10-24 Jolanta Mekal Collecteur solaire
EP2105682A2 (fr) * 2008-03-26 2009-09-30 DANAKTA SunCol s.r.o. Collecteur solaire stratifié tout en plastique
WO2009141809A2 (fr) * 2008-05-23 2009-11-26 Atma Engineering S.N.C. Di Azzolini Silvana Unité modulaire de création de structures porteuses servant de construction et/ou de support pour un tapis solaire
EP2143758A1 (fr) * 2008-07-11 2010-01-13 Rohm and Haas Company Procédé de fabrication de composites polymères ayant des propriétés thermoplastiques
WO2010025484A2 (fr) * 2008-09-05 2010-03-11 Greiner Holding Ag Capteur solaire

Also Published As

Publication number Publication date
PT106557B (pt) 2014-07-08
WO2014049582A3 (fr) 2014-11-06
PT106557A (pt) 2014-03-28

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