US20140345602A1 - Solar thermal collector - Google Patents

Solar thermal collector Download PDF

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Publication number
US20140345602A1
US20140345602A1 US14/362,640 US201214362640A US2014345602A1 US 20140345602 A1 US20140345602 A1 US 20140345602A1 US 201214362640 A US201214362640 A US 201214362640A US 2014345602 A1 US2014345602 A1 US 2014345602A1
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US
United States
Prior art keywords
curved mirror
outer edge
solar thermal
curved
thermal collector
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.)
Abandoned
Application number
US14/362,640
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English (en)
Inventor
Tasuku Takashima
Kazuto Noritake
Hirohito Hayashi
Akinori Sato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
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Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA reassignment TOYOTA JIDOSHA KABUSHIKI KAISHA ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: TAKASHIMA, TASUKU, HAYASHI, HIROHITO, NORITAKE, KAZUTO, SATO, AKINORI
Publication of US20140345602A1 publication Critical patent/US20140345602A1/en
Abandoned legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S23/74—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with trough-shaped or cylindro-parabolic reflective surfaces
    • F24J2/1057—
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S23/82—Arrangements for concentrating solar-rays for solar heat collectors with reflectors characterised by the material or the construction of the reflector
    • F24J2/12—
    • F24J2/4638—
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
    • F24S40/80—Accommodating differential expansion of solar collector elements
    • F24S40/85—Arrangements for protecting solar collectors against adverse weather conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S2023/83—Other shapes
    • F24S2023/834—Other shapes trough-shaped
    • 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
    • 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

Definitions

  • the present invention relates to a solar thermal collector, more particularly relates to a trough type solar thermal collector which uses a curved mirror to make a heat tube which is arranged at the front of the curved mirror collect sunlight and to heat a fluid which flows through the heat tube.
  • PLT 1 Japanese Patent Publication No. 2000-208803A
  • Karma vortices or other vortices occur at the backflow side.
  • the vortex-induced vibration which is caused by the vortices can sometimes cause damage to the structure.
  • resonance occurs and the structure can be damaged in some cases.
  • the present invention was made in consideration of the above problem and has as its object the provision of a trough type solar thermal collector which uses a curved mirror to make a heat tube which is arranged in front of the curved mirror collect sunlight and to heat a fluid which flows through the heat tube and which is provided with vortex control, means which can control the flow of vortices which can form at the top and bottom edges of the curved mirror in the direction of change of the curvature of the curved surface, so even when a higher windspeed resistance specification is demanded from the apparatus, damage to the curved mirror due to vortex-induced vibration can be avoided.
  • the apparatus which is disclosed in PLT 1 it is disclosed that provision is made of zigzag bent sheet members which are configured to be able to suppress the occurrence of irregular vortices, but the apparatus which is disclosed in PLT 1 does not cover a trough type solar thermal collector which is configured with a curved mirror like in the present invention, but covers a flat 3D shape solar cell module. Further, she above zigzag bent sheet members are arranged so as to reduce the wind noise. The apparatus differs from the present invention on these points as well.
  • a trough type solar thermal collector which uses a curved mirror to make a heat tube which is arranged in front of the curved mirror to collect sunlight and to heat a fluid which flows through the heat tube, the solar thermal collector provided with, at an outer edge of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror, vortex control means for controlling a flow of vortices which forms at the outer edge.
  • the solar thermal collector according to claim 1 wherein the vortex control means is provided at least at one outer edge of two outer edges of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror.
  • the solar thermal collector according to claim 1 or claim 2 wherein the vortex control means is formed so as to be able to subdivide the vortices which form at an outer edge of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror.
  • the vortex control means by forming the vortex control means so as to be able to subdivide the vortices which form at an outer edge of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror, it is possible to make the frequency of formation of vortices which form at the outer edge higher and increase the difference between the frequency of formation of vortices and the natural frequency of the solar thermal collector and it is possible to avoid damage to the reflecting mirror surface due to vortex-induced vibration.
  • the solar thermal collector according to claim 3 wherein the vortex control means is formed so as to have a surface relief structure which is arranged along an outer edge of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror and which is configured to be able to subdivide the vortices which form at the outer edge.
  • the solar thermal collector according to claim 3 wherein the vortex control means is formed to have opening parts which open along an outer edge of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror and which are configured to be able to subdivide the vortices which form at the outer edge.
  • the solar thermal collector according to claim 5 wherein the opening parts which open along an outer edge of the curved mirror are defined using wires.
  • the solar thermal collector according to claim 5 wherein the opening parts which open along an outer edge of the curved mirror are defined using sheet materials.
  • a trough type solar thermal collector which uses a curved mirror to make a heat tube which is arranged in front of the curved mirror collect sunlight and to heat a fluid which flows through the heat tube, wherein a vortex control means for controlling a flow of vortices which forms at an outer edge of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror is provided.
  • FIG. 1 is an overall perspective view of an embodiment of a trough type solar thermal collector of the present invention.
  • FIG. 2 is a partial enlarged view of an outer edge of a curved mirror which is shown in FIG. 1 .
  • FIG. 3 is an enlarged view of a surface relief structure which is provided at an outer edge of the curved mirror which is shown in FIG. 2 .
  • FIG. 4 is an overall perspective view of another embodiment of the trough type solar thermal collector of the present invention.
  • FIG. 5 is a partial enlarged view of an outer edge of a curved mirror which is shown in FIG. 4 .
  • FIG. 6 is an overall perspective view of another embodiment of the trough type solar thermal collector of the present invention.
  • FIG. 7 is a partial enlarged view of an outer edge of a curved mirror which is shown in FIG. 6 .
  • FIG. 8 is an overall perspective view of another embodiment of the trough type solar thermal collector of the present invention.
  • FIG. 9 is a partial enlarged view of an outer edge of a curved mirror which is shown in FIG. 8 .
  • FIG. 10 is an overall perspective view of another embodiment of the trough type solar thermal collector of the present invention.
  • FIG. 1 is an overall perspective view of an embodiment of a trough type solar thermal collector of the present invention.
  • FIG. 2 is a partial enlarged view of an outer edge of a curved mirror which is shown in FIG. 1 .
  • FIG. 3 is an enlarged view of a surface relief structure which is provided at an outer edge of the curved mirror which is shown in FIG. 2 .
  • 3 , 1 indicates a curved mirror, 2 a heat tube, 3 a support frame, 4 a backup structure, 5 a support tube, 6 a heat tube support, 7 a mount structure, 8 a vortex control means, 9 a surface relief structure, and 10 a projecting member.
  • the curved mirror which extends in the trough shape is configured as a light collecting reflecting mirror which collects sunlight at the focal line of the curved mirror.
  • the trough shape extended curved mirror 1 is extended further to form a single light collecting reflecting mirror unit.
  • the reflecting surface of the trough shape extended curved mirror 1 is, to improve the reflectance of solar heat, made using glass mirror panels in many plants. Further, in some plants, the method of treating a metal or heat resistant plastic by plating, vapor deposition, polishing, coating, or other method is used.
  • the curved mirror 1 is formed by reflecting panels which are comprised of pliable metal sheets on the surfaces of which reflecting films are formed.
  • the mirror surfaces in this case are, for example, formed by polishing the surfaces or attaching film mirrors, metal vapor deposited films, etc.
  • the material of the reflecting panels for example, iron or stainless steel or aluminum etc. may be used.
  • the support frame 3 is configured provided with an engagement surface which has a predetermined curved shape and is formed so as to support the curved mirror 1 .
  • an engagement surface which has a predetermined curved shape and is formed so as to support the curved mirror 1 .
  • the support frame 3 configured having such an engagement surface by suitably arranging reflecting panels which were formed as flat sheets on the engagement surface of the support frame 3 , it is possible to form a curved mirror 1 which has a predetermined curved shape. In this case, it is possible to eliminate the press forming or other treatment for forming the curved surface of the mirror itself.
  • the support frame is made one which is formed by members which have a U-shaped cross-section from the viewpoint of the light weight or rigidity or workability which is sought.
  • any cross-sectional shapes of members can be used so long as members which have cross-sectional shapes which give sufficient rigidity, strength, etc. for securing performance.
  • the engagement surface of the support frame 3 and the reflecting panels are assembled or joined by riveting, screwing, welding, bonding, or other suitable processes.
  • the material of the support frame for example, iron or stainless steel or aluminum etc. may be used as the material of the support frame.
  • the backup structure 4 is configured by being formed integrally with the support frame 3 so as to reinforce the support frame 3 . Further, as the material of the backup structure 4 , in the same way as the support frame 3 , for example, iron or stainless steel or aluminum etc. may be used.
  • the backup structure 4 in the present embodiment may also be made one which is formed by press forming metal sheets which are made thinner in advance from the viewpoint of the light weight or rigidity or workability etc. which is sought.
  • the backup structure 4 and the support frame 3 are joined together in the present embodiment by screwing together the side surface parts of the support frame 3 other than the engagement surface and the side surface parts of the backup structure 4 at a plurality of locations.
  • the backup structure 4 and the support frame 3 are not limited to being joined by screwing them together. They may also be joined by riveting or by welding, bonding, etc.
  • the support frame 3 and the backup structure 4 are configured to work together so as to secure the curved surface of the curved mirror 1 at a predetermined precision by supporting the weight of the curved mirror 1 and perform the roles of giving sufficient strength and rigidity for the wind pressure and other external load.
  • the support tube 5 is configured as one which supports the backup structure 4 and supports the support frame 3 which is joined integrally with the backup structure 4 and the reflecting panels which are joined to the support frame 3 . Further, the support tube 5 is configured as one which is coupled with a mount structure 7 which is arranged between the installation surface for installing the trough type solar thermal collector and the curved mirror support structure and supports the curved mirror support structure.
  • a mount structure 7 which is arranged between the installation surface for installing the trough type solar thermal collector and the curved mirror support structure and supports the curved mirror support structure.
  • As the material of the support tube 5 in the same way as the support frame 3 and the backup structure 4 , for example, iron or stainless steel or aluminum etc. may be used.
  • a trough type solar thermal collector which uses a curved mirror to make a heat tube which is arranged in front of the curved mirror collect sunlight and to heat a fluid which flows through the heat tube, wherein a vortex control means for controlling the flow of vortices which are formed at an outer edge of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror is arranged to enable damage to the curved mirror due to vortex-induced vibration to be avoided even when a higher windspeed resistance specification is sought from the apparatus.
  • the vortex control means 8 for controlling the flow of vortices which are formed at an outer edge of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror is configured by projecting members 10 .
  • the projecting members 10 are configured and arranged so as to give, at the outer edge of the curved mirror in the direction of change of curvature of the curved shape of the curved mirror 1 , a surface relief structure 9 which is arranged along the outer edge and which is configured to subdivide the vortices which form at the outer edge.
  • the surface relief structure 9 which is formed by such projecting members 10 to configure the vortex control means 8 , it is possible to make the frequency of formation of vortices which form at the outer edge of the curved mirror in the direction of change of curvature of the curved surface of the curved mirror 1 higher and increase the difference between the frequency of formation of vortices and the natural frequency of the solar thermal collector and it is possible to avoid damage to the reflecting mirror surface due to vortex induced vibration.
  • the specific form of the surface relief structure 9 which is formed b the projecting members 10 on an outer edge of the curved mirror 1 is determined so as to satisfy the desired windspeed resistance and other specifications based on wind tunnel tests and other evaluation tests and analytical evaluations etc.
  • the shape of the projecting members 10 in the present embodiment is one which is formed by a fin-shaped plate member, but the invention is not limited to this. For example, it may also be formed into a conical shape. Further, even when formed into a conical shape, it is sufficient that the above outer edge of the curved mirror be given a surface relief structure 9 . There is no particularly need for the front ends to be formed sharp. They may also be formed rounded.
  • the height of the surface relief structure 9 is preferably made a height of 0.5% or more of the opening width (W) of the curved mirror 1 , while the pitch of the surface relief shapes is preferably made a pitch of up to 10 times the height of the surface relief shapes.
  • the height and pitch of the surface relief structure 9 are not limited to these in view of the fact that the optimal configuration will differ depending on the windspeed resistance specification and other specific specifications.
  • the vortex control means 8 is made one which is provided at both the top side outer edge and bottom side outer edge of the curved mirror in the direction of change of curvature of the curved surface of the curved mirror 1 , but the invention is not limited to this. It may also be configured so that the means is provided at either one of the top side outer edge 11 and bottom side outer edge 12 of the curved mirror 1 .
  • FIG. 4 an overall perspective view of another embodiment of a trough type solar thermal collector of the present invention.
  • FIG. 5 is a partial enlarged view of the outer edge of a curved mirror which is shown in FIG. 4 .
  • 18 indicates a vortex control means and 19 indicates a surface relief structure.
  • components which are similar in configuration to those shown in FIG. 1 to FIG. 3 are assigned the same reference numerals.
  • the vortex control means 18 for controlling the flow of vortices which is formed at an outer edge of the curved mirror in the direction of change of curvature of the curved surface of the curved mirror 1 is configured having a surface relief structure 19 which is formed by directly forming surface relief shapes on the outer edge of the curved mirror 1 .
  • the surface relief structure 19 in the present embodiment in the same way as the embodiment which is shown in FIG. 1 to FIG. 3 , is arranged configured so as to be able to subdivide the vortices which form at the outer edge of the curved mirror 1 .
  • a surface relief structure 19 which is formed by directly forming surface relief shapes at an outer edge of the curved mirror 1 is determined to satisfy the desired windspeed resistance and other specifications based on wind tunnel tests and other evaluation tests and analytical evaluations etc.
  • the surface relief shapes of a surface relief structure are formed as rectangular shapes, but the invention is not limited to this. It is sufficient that they be of shapes which can subdivide the vortices which form at an outer edge of the curved mirror 1 .
  • the edges of the surface relief shapes need not be sharp, but may also be rounded in shape.
  • the height of the surface relief structure 19 in the present embodiment, in the same way as the embodiment which is shown from FIG. 1 to FIG. 3 , the height of the surface relief structure is preferably made a height of 0.5% or more of the opening width (W) of the curved mirror, while the pitch of the surface relief shapes is preferably made a pitch of up to 10 times the height of the surface relief shapes.
  • the height and pitch of the surface relief structure 19 are not limited to these in view of the fact that the optimal configuration will differ depending on the windspeed resistance specification and other specific specifications.
  • the vortex control means 18 is made one which is provided at both the top side outer edge and bottom side outer edge of the curved mirror in the direction of change of curvature of the curved surface of the curved mirror 1 , but the invention is not limited to this. It may also be configured so that the means is provided at either one of the top side outer edge and bottom side outer edge of the curved mirror 1 .
  • FIG. 6 is an overall perspective view of another embodiment of the trough type solar thermal collector of the present invention.
  • FIG. 7 is a partial enlarged view of an outer edge of a curved mirror which is shown in FIG. 6 .
  • 28 indicates a vortex control means, 29 an opening part, and 30 a wire.
  • components which are similar in configuration to those which are shown in FIG. 1 to FIG. 3 are assigned the same reference numerals.
  • the vortex control means 28 for controlling the flow of vortices which is formed at an outer edge of the curved mirror in the direction of change of curvature of the curved surface of the curved mirror 1 is formed by having opening parts 29 which open along an outer edge of the curved mirror in the direction of change of curvature of the curved surface of the curved mirror 1 and which are configured to be able to subdivide the vortices which for at the outer edge. Further, in the present embodiment, the opening parts 29 which open along an outer edge of the curved mirror 1 are defined using wires 30 .
  • the specific form of the opening parts 9 which are defined by the wires 30 at an outer edge of the curved mirror 1 is determined so as to satisfy the desired windspeed resistance, and other specifications based on wind tunnel tests and other evaluation tests and analytical evaluations etc. Further, regarding the wires which are used, from the viewpoint of subdividing the vortices which are formed, ones of greater surface roughness have greater effects. In the present embodiment, wires which are twisted together or wires which are braided together are used. However, even wires with smooth surfaces can subdivide vortices which are formed. The wires are not limited to the twisted together or bundled wires which are used in the present embodiment.
  • the wires 30 are arranged at positions parallel to but separated from an outer edge of the curved mirror 1 by a distance of 0.5% to 10% of the opening width (W) of the curved mirror 1 .
  • the thickness of the wires preferably it is made a thickness of 0.01% to 5% of the opening width (W) of the curved mirror 1 .
  • the arrangement and thickness of the wires 30 are not limited to this in view of the fact that the optimal configuration will differ depending on the windspeed resistance specification and other specific specifications.
  • the vortex control means 28 is provided at both of the top side outer edge and bottom side outer edge in the direction of change of curvature of the curved surface of the curved mirror 1 , but the invention is not limited to this. It may also be configured so that the means is provided at either one of the top side outer edge and bottom side outer oboe of the curved mirror 1 .
  • the opening parts 29 which open along an outer edge of the carved mirror 1 and which are configured so as to be able to subdivide the vortices which form at the outer edge are defined by wires 30 , but instead of wires 30 , it is also possible to use sheet materials to form the opening parts 29 . Further, the outer edges of the curved mirror 1 may be directly drilled into so as to form the opening parts 29 .
  • FIG. 8 is an overall perspective view of another embodiment of a trough type solar thermal collector of the present invention.
  • FIG. 9 is a partial enlarged view of an outer edge of a curved mirror which is shown in FIG. 8 .
  • 38 indicates a vortex control means, 39 a relief structure, 40 an opening part, 41 a projecting member, and 42 a wire.
  • components which are similar in configuration to those which are shown in FIG. 1 to FIG. 3 are assigned the same reference numerals.
  • the vortex control means 38 for controlling the flow of vortices which is formed at an outer edge of the curved mirror in a direction of change of curvature of the curved shape of the curved mirror 1 is configured by a combination of a surface relief structure 39 which is formed at an outer edge of the curved mirror 1 by projecting members 41 similar to the projecting members which are explained in the embodiment which is shown in FIG. 1 to FIG. 3 and opening parts 40 which are formed along an outer edge of the curved mirror 1 by wires 42 similar to the wires which are explained in the embodiment which is shown in FIG. 6 and FIG. 7 .
  • the vortex control means 38 was provided at both of the top side outer edge and bottom side outer edge of the curved mirror in the direction of change of curvature of the curved surface of the curved mirror 1 , but the invention is not limited to this. It may also be configured so that the means is provided at either one of the outer edge of the top side outer edge and the bottom side outer edge of the curved mirror 1 .
  • FIG. 10 is an overall perspective view of another embodiment of a trough type solar thermal collector of the present invention.
  • 48 indicates a vortex control means
  • 49 indicates a cloth component.
  • components which are similar in configurations to those which are shown tram FIG. 1 to FIG. 3 are assigned the same reference numerals.
  • the vortex control means 48 for controlling the flow of vortices which forms at an outer edge of the curved mirror 1 in the direction of change of curvature of the curved surface of the curved mirror 1 is configured to have a cloth component 49 which is arranged at the outer edge of the curved mirror 1 .
  • the cloth component 49 is configured to be arranged so as to flutter along the flow of air at the outer edge of the curved mirror 1 when the curved mirror 1 is placed in a flow of air.
  • a trough type solar thermal collector which uses to curved mirror to make a heat tube which is arranged in front of the curved mirror collect sunlight and to heat a fluid which flows through the heat tube and which is provided with a vortex control means which can control the flow of vortices which form at an outer edge of a curved mirror in the direction of change of curvature of the curved surface, so even when a higher windspeed resistance specification is demanded from the apparatus, damage to the curved mirror due to vortex-induced vibration can be avoided.

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  • 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)
  • Optical Elements Other Than Lenses (AREA)
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US14/362,640 2011-12-06 2012-12-06 Solar thermal collector Abandoned US20140345602A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011266905A JP5831185B2 (ja) 2011-12-06 2011-12-06 太陽熱集熱装置
JP2011-266905 2011-12-06
PCT/JP2012/081680 WO2013085001A1 (ja) 2011-12-06 2012-12-06 太陽熱集熱装置

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US (1) US20140345602A1 (ja)
EP (1) EP2789929A4 (ja)
JP (1) JP5831185B2 (ja)
CN (1) CN103988029B (ja)
WO (1) WO2013085001A1 (ja)

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US20180023845A1 (en) * 2015-01-23 2018-01-25 Deutsches Zentrum für Luft- und Raumfahrt e.V. Parabolic trough collector module, parabolic trough collector module unit and solar thermal power station

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CN107735623B (zh) * 2015-07-02 2019-12-10 千代田化工建设株式会社 太阳能热收集装置
CN110094813B (zh) * 2019-05-28 2024-07-16 浙江工业大学 一种可变式太阳能空气净化器

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EP2789929A1 (en) 2014-10-15
CN103988029A (zh) 2014-08-13
WO2013085001A1 (ja) 2013-06-13
JP2013119971A (ja) 2013-06-17
CN103988029B (zh) 2016-05-11
JP5831185B2 (ja) 2015-12-09

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