CN201991714U - Building curtain wall type solar thermal power generation system - Google Patents

Building curtain wall type solar thermal power generation system Download PDF

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Publication number
CN201991714U
CN201991714U CN2011200151770U CN201120015177U CN201991714U CN 201991714 U CN201991714 U CN 201991714U CN 2011200151770 U CN2011200151770 U CN 2011200151770U CN 201120015177 U CN201120015177 U CN 201120015177U CN 201991714 U CN201991714 U CN 201991714U
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China
Prior art keywords
curtain wall
building
power generation
thermal power
heat collecting
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Expired - Lifetime
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CN2011200151770U
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Chinese (zh)
Inventor
黄德中
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University of Shaoxing
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University of Shaoxing
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Priority to CN2011200151770U priority Critical patent/CN201991714U/en
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    • 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
    • Y02B10/10—Photovoltaic [PV]
    • 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
    • Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
    • 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
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/52—PV systems with concentrators

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  • Optical Elements Other Than Lenses (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The utility model discloses a building curtain wall type solar thermal power generation system comprising a heliostat system, an electric generator, a heat power engine, a curtain wall type condenser and a solar energy receiving converter, wherein the heliostat system is fixedly arranged on the back side of a curtain wall of a building; the curtain wall type condenser is formed by splicing a plurality of reflecting plates, each reflecting plate is mounted on the support of the heliostat system detachably; the solar energy receiving converter comprises a closed thermal insulation container, a liquor feeding pipe and a vapor outlet pipe are respectively arranged at the lower part and the top of the thermal insulation container, a plurality of heat collection pipes are vertically arranged on one side of the thermal insulation container, the lower end port and the upper end port of the heat collection pipe are respectively communicated with the bottom and the top of the accommodating chamber of the thermal insulation container, and light-focusing parabolic curve reflecting mirrors for focusing lights for the heat collection pipe are arranged at the periphery of the heat collection pipe. The building curtain wall type solar thermal power generation system can effectively utilize solar energy projected to higher level commercial building glass curtain walls, avoids waste gas emission, and eliminates adverse effects from reflected light of glass curtain walls on humans.

Description

Building curtain wall formula solar thermal power generation system
Technical field
The utility model relates to solar thermal power generation system, especially a kind of building curtain wall formula solar thermal power generation system.
Background technique
At present, oil, coal reserves are limited, and rise in price is the CO that fuel combustion produces with oil coal 2, SO 2Environment is produced very big harm, danger utmost point human existence.Utilizing solar electrical energy generation, do not have toxic emission, is 21 century energy development direction.
The high rise multi-rise commercial building curtain walls that adopt more.The cladding glass face is not utilized, especially in summer, and the reflective life that influences the people that glass curtain wall produces.How utilizing the solar energy that projects on the high rise multi-rise commercial building glass curtain wall to generate electricity, reduce the reflective harmful effect to the people of glass curtain wall, is a problem very with practical value, as to have development potentiality and application prospect.
The model utility content
The purpose of this utility model is: a kind of building curtain wall formula solar thermal power generation system is provided, can effectively utilizes the solar electrical energy generation that projects on the high rise multi-rise commercial building glass curtain wall, do not have toxic emission, eliminate the reflective harmful effect to the people of glass curtain wall.
For achieving the above object, the utility model can be taked following technical proposals:
A kind of building curtain wall formula of the utility model solar thermal power generation system, comprise the heliostat system, generator, and be used to drive the heat engine of described generator, also comprise curtain wall formula condenser, the solar energy receiving converter that is used to receive the sunlight of described curtain wall formula condenser reflection and drives described heat engine; Described heliostat system is fixedly arranged on the curtain wall back side of building; Described curtain wall formula condenser is spliced to form by the polylith reflecting plate, and every described reflecting plate is dismountable to be installed on the support of described heliostat system; Described solar energy receiving converter comprises the airtight thermally insulated container that is used for splendid attire heat-carrying working medium, in the bottom of described thermally insulated container with the top is respectively equipped with liquid inlet pipe and steam goes out pipe, side at described thermally insulated container vertically is provided with a plurality of heat collecting pipes, the lower end mouth of described heat collecting pipe and upper end-hole are communicated with the cavity volume bottom and the cavity volume top of described thermally insulated container respectively, are provided with the optically focused parabolic reflector to its optically focused around described heat collecting pipe.
Described optically focused parabolic reflector is made of the glass reflector of steel plate and steel plate inboard, this glass reflector is a four-layer structure, bottom is the glass basis of deposition mirror, silver-plated formation reflecting layer on the glass basis, copper facing is configured for protecting the transition layer in this reflecting layer on the described reflecting layer, and japanning topmost constitutes protective film; A plurality of described heat collecting pipes are high pressure dual-layer vacuum glass heat collecting pipe, are set up in parallel.
Splicing place of the described reflecting plate of each piece leaves the gap.
Owing to be provided with the curtain wall formula condenser (P) that is spliced to form by the polylith reflector that utilizes sun locating system location daylighting at the curtain wall back side of building, solar energy receiving converter (R) with being used to receive the sunlight of described curtain wall formula condenser (P) reflection and driving described heat engine (S) makes the utility model obtain following beneficial effect:
1, can effectively utilize the solar electrical energy generation that projects on the high rise multi-rise commercial building glass curtain wall, not have toxic emission.Be positioned at the ground solar energy receiving converter in building front and absorb by the next high heat flux radiation energy of curtain wall formula condenser reflection, and be translated into the high temperature heat of heat-carrying working medium, drive heat engine, this heat engine drives generator for electricity generation.The general gas of finishing after the work done is doubted through cold doubtful device is cold, utilizes pressure pump to push back thermally insulated container, finishes a work cycle.Heliostat system control condenser is realized the real-time tracking to the sun.
2, eliminate the reflective harmful effect of glass curtain wall to the people.The reflective harmful effect to the people of glass curtain wall is not only eliminated in directed daylighting of described reflecting plate and reflection, and the sunlight that can block the sweltering heat in summer is to indoor direct projection.Because reflecting plate adopts detachable mounting structure, when needing winter solar radiation indoor, can take off reflecting plate.
3, further, leave the gap in splicing place of the described reflecting plate of each piece, when using summer, can not influence the daylighting of the indoor appropriateness of building.
4, owing to adopted airtight thermally insulated container, side at described thermally insulated container vertically is provided with a plurality of heat collecting pipes, making heat-carrying working medium of the present utility model to raise in the cavity volume internal cause temperature of described heat collecting pipe and thermally insulated container and to constitute atural beat circulates, make heat-carrying working medium constantly obtain heat energy, become the high temperature heat source that can be used; Optically focused parabolic reflector to its optically focused is set around described heat collecting pipe, makes thermal efficiency of the present utility model improve greatly.
5, owing to the glass reflector of described optically focused parabolic reflector by steel plate and steel plate inboard constitutes, this glass reflector makes that for adopting described four-layer structure described optically focused parabolic reflector amount is light, and non-deformability is strong, and the reflectivity height is easy to clean; Copper facing is configured for protecting the transition layer in described reflecting layer; not only can be used to protect this reflecting layer; also reduce the internal stress between described reflecting layer and the described protective film simultaneously, improved the non-deformability of optically focused parabolic reflector, guaranteed the stable of thermal efficiency.
Description of drawings
Fig. 1 is the structural representation of the utility model building curtain wall formula solar thermal power generation system.
Fig. 2 is the structural representation of the solar energy receiving converter of Fig. 1.
Embodiment
As depicted in figs. 1 and 2, a kind of building curtain wall formula of the utility model solar thermal power generation system, comprise the O of heliostat system, generator E, and be used to drive the heat engine S of described generator E, also comprise curtain wall formula condenser P, the solar energy receiving converter R that is used to receive the sunlight of described curtain wall formula condenser P reflection and drives described heat engine S; The described heliostat O of system is fixedly arranged on the curtain wall back side of building M; Described curtain wall formula condenser P is spliced to form by the polylith reflecting plate, and every described reflecting plate is installed on the support of the described heliostat O of system with buckle structure or bolt structure; Splicing place of the described reflecting plate of each piece leaves the gap; Described solar energy receiving converter R comprises the airtight thermally insulated container that is used for the splendid attire fused salt 5, in the bottom of described thermally insulated container 5 with the top is respectively equipped with liquid inlet pipe 4 and steam goes out pipe 3, side at described thermally insulated container 5 vertically is provided with a plurality of heat collecting pipes 2, the lower end mouth of described heat collecting pipe 2 and upper end-hole are communicated with the cavity volume bottom and the cavity volume top of described thermally insulated container 5 respectively, are provided with the optically focused parabolic reflector 1 to its optically focused around described heat collecting pipe 2.Described optically focused parabolic reflector 1 is made of the glass reflector of steel plate and steel plate inboard, this glass reflector is a four-layer structure, bottom is the glass basis of deposition mirror, silver-plated formation reflecting layer on the glass basis, copper facing is configured for protecting the transition layer in this reflecting layer on the described reflecting layer, and japanning topmost constitutes protective film; A plurality of described heat collecting pipes 2 are high pressure dual-layer vacuum glass heat collecting pipe, are set up in parallel.
The utility model building curtain wall formula solar thermal power generation system heat build-up generating may further comprise the steps:
Step 1: utilize pressure pump to pump into fused salt from described liquid inlet pipe 4 to thermally insulated container 5, the liquid level of described fused salt is higher than the lower end mouth of described heat collecting pipe 2, is lower than the upper end-hole of described heat collecting pipe 2;
Step 2: the hot spot direct irradiation that curtain wall formula condenser P focus on is formed makes heat collecting pipe 2 wall surface temperatures raise at described heat collecting pipe 2 outer walls with radiation mode; Heat transmits from the fused salt of described wall in heat collecting pipe 2 in the mode of heat conduction and convection current, and fused salt raises and the formation natural circulation at the heat collecting pipe 2 of described vertical setting and the cavity volume internal cause temperature of thermally insulated container 5, thereby make fused salt working medium constantly obtain heat energy, become high temperature and high pressure steam and go out pipe 3 outflows from described steam;
Step 3: will go out to manage 3 hot steams that flow out from described steam and import motor by insulated piping, and promote the motor work done, motor drives generator for electricity generation;
Step 4: the general gas of finishing after the work done is doubted through cold doubtful device is cold, utilizes described pressure pump to push back thermally insulated container 5 from liquid inlet pipe 4, finishes a work cycle.Described temperature of molten salt 100～600 the degree between, pressure≤120atm; The solar energy density that described solar electrical energy generation energy gathering type natural circulation receiver can bear is 1000kW/m 2
Described fused salt, commonly used have carbonite, chloride, fluoride and nitrate, and wherein, the application of nitric acid fused salt in solar energy thermal-power-generating is comparatively extensive.Three kinds of representative mixed nitrate fused salts are respectively: NaNO 2, NaNO 3With the mixture of KN, Ca (NO 3) 2, NaNO 3And KNO 3Mixture, and the mixture of NaNO and KNO.
Heat-carrying working medium such as fused salt, water or freezing mixture can be applied to each technological scheme of the present utility model respectively.
In each technological scheme of the present utility model of using fused salt working medium, the preheater of fused salt working medium can also be set, be used to melt fused salt working medium.
In each technological scheme of the present utility model of using fused salt working medium, fused salt working medium energy storage canister preferably is set, be used for when having sunlight, not generating electricity.

Claims (3)

1. building curtain wall formula solar thermal power generation system, comprise heliostat system (O), generator (E), and be used to drive the heat engine (S) of described generator (E), it is characterized in that: also comprise curtain wall formula condenser (P), the solar energy receiving converter (R) that is used to receive the sunlight of described curtain wall formula condenser (P) reflection and drives described heat engine (S);
Described heliostat system (O) is fixedly arranged on the curtain wall back side of building (M);
Described curtain wall formula condenser (P) is spliced to form by the polylith reflecting plate, and every described reflecting plate is dismountable to be installed on the support of described heliostat system (O);
Described solar energy receiving converter (R) comprises the airtight thermally insulated container that is used for splendid attire heat-carrying working medium (5), in the bottom of described thermally insulated container (5) with the top is respectively equipped with liquid inlet pipe (4) and steam goes out pipe (3), side at described thermally insulated container (5) vertically is provided with a plurality of heat collecting pipes (2), the lower end mouth of described heat collecting pipe (2) and upper end-hole are communicated with the cavity volume bottom and the cavity volume top of described thermally insulated container (5) respectively, are provided with the optically focused parabolic reflector (1) to its optically focused around described heat collecting pipe (2).
2. building curtain wall formula solar thermal power generation system according to claim 1, it is characterized in that: described optically focused parabolic reflector (1) is made of the glass reflector of steel plate and steel plate inboard, this glass reflector is a four-layer structure, bottom is the glass basis of deposition mirror, silver-plated formation reflecting layer on the glass basis, copper facing is configured for protecting the transition layer in this reflecting layer on the described reflecting layer, and japanning topmost constitutes protective film; A plurality of described heat collecting pipes (2) are high pressure dual-layer vacuum glass heat collecting pipe, are set up in parallel.
3. according to claim 1, or 2 described building curtain wall formula solar thermal power generation systems, it is characterized in that: splicing place of the described reflecting plate of each piece leaves the gap.
CN2011200151770U 2011-01-18 2011-01-18 Building curtain wall type solar thermal power generation system Expired - Lifetime CN201991714U (en)

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Application Number Priority Date Filing Date Title
CN2011200151770U CN201991714U (en) 2011-01-18 2011-01-18 Building curtain wall type solar thermal power generation system

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Application Number Priority Date Filing Date Title
CN2011200151770U CN201991714U (en) 2011-01-18 2011-01-18 Building curtain wall type solar thermal power generation system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102072117A (en) * 2011-01-18 2011-05-25 绍兴文理学院 Building curtain wall type solar thermal power generation system
CN104153504A (en) * 2014-08-22 2014-11-19 孙磊 Curtain wall unit and curtain wall

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102072117A (en) * 2011-01-18 2011-05-25 绍兴文理学院 Building curtain wall type solar thermal power generation system
CN102072117B (en) * 2011-01-18 2013-07-31 绍兴文理学院 Building curtain wall type solar thermal power generation system
CN104153504A (en) * 2014-08-22 2014-11-19 孙磊 Curtain wall unit and curtain wall

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GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20110928

Effective date of abandoning: 20130731

AV01 Patent right actively abandoned

Granted publication date: 20110928

Effective date of abandoning: 20130731

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