CN106088486A - 一种横向聚光太阳能集热屋面 - Google Patents

一种横向聚光太阳能集热屋面 Download PDF

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CN106088486A
CN106088486A CN201610425523.XA CN201610425523A CN106088486A CN 106088486 A CN106088486 A CN 106088486A CN 201610425523 A CN201610425523 A CN 201610425523A CN 106088486 A CN106088486 A CN 106088486A
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heat
roof
insulation layer
union pipe
concentrating
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沈喜荣
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KUNSHAN KEDE NEW ENERGY TECHNOLOGY Co Ltd
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KUNSHAN KEDE NEW ENERGY TECHNOLOGY Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04DROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04DROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/16Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • F24S10/90Solar heat collectors using working fluids using internal thermosiphonic circulation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S23/71Arrangements for concentrating solar-rays for solar heat collectors with reflectors with parabolic reflective surfaces
    • 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
    • Y02B10/20Solar thermal
    • 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
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

一种横向聚光太阳能集热屋面,其特征在于:多个集热管3和聚光集热器4安装在保温隔热层1上,多个集热管3的一端分别与纵向布置的联集管5连通,且相错地布置在联集管5的左边和右边,集热管3与联集管5之间的夹角α为66°~84°,聚光集热器4的反光面采用复合式抛物面。同现有技术比较,本发明的优点是:能更好地满足建筑物屋面保温隔热功能,具有第一道和第二道屋面防水与排水层,以及聚光集热器向下微倾斜横向排列,可使屋面排水特别顺畅;降低固定框架2内的空腔温度,复合抛物面聚光集热器4,能将照射在聚光集热器4的阳光最大限度地反射到吸热管上,显著提高集热温度和集热效率;集热屋面成本低。

Description

一种横向聚光太阳能集热屋面
技术领域
本发明涉及一种太阳能利用装置,特别涉及一种横向聚光太阳能集热屋面。
背景技术
太阳能与建筑一体化是太阳能行业的发展方向,也是国家可再生能源在建筑领域中应用的重点发展方向。
太阳能与建筑一体化的集热构件既要有集热功能,又要有建筑围护结构功能;集热构件产品将向标准单元、组合模块、整体屋面或整体墙面三个方向发展。特别是太阳能空调的技术发展,对太阳能集热器提出能产中高温热水的要求。本发明是在中国专利CN200610049846.X的基础上,为进一步提高复杂屋顶适用性,降低成本,加快启动速度,进一步提高热水温度而开发的整体安装成的太阳能集热屋面。
发明内容
本发明的目的是提供一种横向聚光太阳能集热屋面,这种整体的太阳能集热屋面,能达到建筑物屋顶保温隔热性能和防水性能要求,排水流畅,同时具有集热效率更高,启动速度更快,提供中高温热水,使建筑物外型美观,并且通过改变集热管的长度,满足不同功能屋顶(如有天窗、老虎窗)的要求。
一种横向聚光太阳能集热屋面,包括保温隔热层,固定框架,集热管,聚光集热器,联集管,透明盖板,其特征在于:保温隔热层1安装在混凝土屋面上,固定框架2置于保温隔热层1上,且固定在屋面支撑座上,多个集热管3和聚光集热器4安装在保温隔热层1上,多个集热管3的一端分别与纵向布置的联集管5连通,且相错地布置在联集管5的左边和右边,集热管3与联集管5之间的夹角α为66°~84°,聚光集热器4的反光面采用复合式抛物面,通过联集管5的太阳能吸热介质其输入输出管路分别与储热水箱连接,联集管5的外部设有保温层6,其上半部保温层6a安装在联集管5上,下半部保温层6b与保温隔热层1连为一体,且固定在屋面支撑座上,透明盖板7安装在固定框架2顶部,排水槽8布置在聚光集热器4的下端部;在联集管5内可装有热交换管5a;固定框架2采用热断桥式密封结构。
同现有技术比较,本发明的优点是:在混凝土屋面上安装保温隔热层1,固定框架2布置在保温隔热层1的上,并固定在屋面支撑座上,固定框架2为断热桥—密封结构,更好地满足建筑物屋面保温隔热功能;固定框架2和其上部的透明盖板7组成第一道屋面防水与排水层,聚光集热器4、排水槽8组成第二道屋面防水与排水层,保证屋顶防水功能;因聚光集热器4呈向下微倾斜横向排列,排水槽8布置在聚光集热器4的下端部,使屋面排水特别流畅;采用全玻璃热管真空集热管或热管式真空集热管为吸热管,可以承压运行,降低固定框架2内的空腔温度,减少屋面保温隔热层厚度;复合抛物面聚光集热器4,能将照射在聚光集热器4的阳光最大限度地反射到吸热管上,显著提高集热温度和集热效率;集热屋面成本低。
附图说明
图1为房屋的立面图,图中S面为南坡面,K1、K2分别表示吸热介质的输入和输出管路。
图2为装在南坡面上的横向聚光太阳能集热屋面的结构示意图。
图3为图1地A局部剖视图。
图4为图2局部正面结构示意图。
图5为图4的C-C剖面图。
图6为图4的D-D剖面图。
图7为图4的B局部剖视图。
图8为实施例采用的横向聚光太阳能集热屋面外形图。
具体实施方式
实施例1:
一种整体的横向聚光太阳能集热屋面,装在倾角为30°南坡面上,如图8所示,集热面积为9900×3700mm,采用塑钢或铝合金制成的固定框架,尺寸同屋面;隔热保温层为硬泡聚氨酯,厚度为30mm;φ58×1600全玻璃热管真空集热管,横向管数为26支,管距为130mm聚光集热器材料为镜面铝板,复合抛物面为以47mm为基圆柱的反向渐开面,渐开面尺寸为渐开面展开160.3度,长度为1550mm;联集管材料为铜,直径为40mm,壁厚为3mm;联集管保温层材料为硬泡聚氨酯,厚度为30mm;集热管与联集管之间的夹角α为81°;透明盖板是厚度为3mm的高透明玻璃板;排水槽材料为铝板,断面尺寸为40×40mm。
实施例2:
一种整体的横向聚光太阳能集热屋面,装在倾角为22°南坡面上,如图8所示,集热面积为9900×3700mm,采用塑钢或铝合金制成的固定框架,尺寸同屋面;隔热保温层为硬泡聚氨酯,厚度为30mm;φ58×1600全玻璃热管真空集热管,横向管数为26支,管距为130mm;聚光集热器材料为镜面铝板,复合抛物面为以φ47mm为基圆柱的反向渐开面,渐开面尺寸为渐开面展开160.3度,长度为1550mm;联集管材料为铜,直径为40mm,壁厚为3mm;联集管保温层材料为硬泡聚氨酯,厚度为30mm;集热管与联集管之间的夹角α为68°;透明盖板是厚度为3mm的高透明玻璃板;排水槽材料为铝板,断面尺寸为40×40mm。

Claims (3)

1.一种横向聚光太阳能集热屋面,包括保温隔热层,固定框架,集热管,聚光集热器,联集管,透明盖板,其特征在于:保温隔热层(1)安装在混凝土屋面上,固定框架(2)置于保温隔热层(1)上,且固定在屋面支撑座上,多个集热管(3)和聚光集热器(4)安装在保温隔热层(1)上,多个集热管(3)的一端分别与纵向布置的联集管(5)连通,且相错地布置在以联集管(5)的左边和右边,集热管(3)与联集管(5)之间的夹角(α)为66°~84°,聚光集热器(4)的反光面采用复合式抛物面,通过联集管(5)的太阳能吸热介质其输入输出管路分别与储热水箱连接,联集管(5)的外部设有保温层(6),其上半部保温层(6a)安装在联集管(5)上,下半部保温层(6b)与保温隔热层(1)连为一体,且固定在屋面支撑座上,透明盖板(7)安装在固定框架(2)顶部,排水槽(8)布置在聚光集热器(4)的下端部。
2.根据权利要求1所述的横向聚光太阳能集热屋面,其特征在于:在联集管(5)内可装有热交换管(5a)。
3.根据权利要求1所述的横向聚光太阳能集热屋面,其特征在于:固定框架(2)采用热断桥式密封结构。
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113047543A (zh) * 2020-12-30 2021-06-29 中铁建设集团基础设施建设有限公司 一种高海拔大温差环境下屋面隔热保温系统及施工方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2931235A1 (de) * 1979-08-01 1981-02-19 Heinz Ing Grad Hoelter Energie- und klimaelement, vorzugsweise fuer werkhallen
US4438759A (en) * 1980-12-24 1984-03-27 Matsushita Electric Industrial Co., Ltd. Heat-pipe type solar water heater
JP2001221514A (ja) * 2000-02-10 2001-08-17 Exedy Corp 集熱装置
CN1821524A (zh) * 2006-03-15 2006-08-23 浙江大学 太阳能纵向聚光集热式屋面构件
CN1837538A (zh) * 2006-04-14 2006-09-27 浙江大学 横向聚光太阳能集热屋面
CN201803485U (zh) * 2010-09-16 2011-04-20 丁武 一种常压分体式太阳能热水器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2931235A1 (de) * 1979-08-01 1981-02-19 Heinz Ing Grad Hoelter Energie- und klimaelement, vorzugsweise fuer werkhallen
US4438759A (en) * 1980-12-24 1984-03-27 Matsushita Electric Industrial Co., Ltd. Heat-pipe type solar water heater
JP2001221514A (ja) * 2000-02-10 2001-08-17 Exedy Corp 集熱装置
CN1821524A (zh) * 2006-03-15 2006-08-23 浙江大学 太阳能纵向聚光集热式屋面构件
CN1837538A (zh) * 2006-04-14 2006-09-27 浙江大学 横向聚光太阳能集热屋面
CN201803485U (zh) * 2010-09-16 2011-04-20 丁武 一种常压分体式太阳能热水器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113047543A (zh) * 2020-12-30 2021-06-29 中铁建设集团基础设施建设有限公司 一种高海拔大温差环境下屋面隔热保温系统及施工方法

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Application publication date: 20161109