CN100541045C - Solar energy heat collector - Google Patents
Solar energy heat collector Download PDFInfo
- Publication number
- CN100541045C CN100541045C CNB2005100763140A CN200510076314A CN100541045C CN 100541045 C CN100541045 C CN 100541045C CN B2005100763140 A CNB2005100763140 A CN B2005100763140A CN 200510076314 A CN200510076314 A CN 200510076314A CN 100541045 C CN100541045 C CN 100541045C
- Authority
- CN
- China
- Prior art keywords
- water
- collector
- total reflection
- sunshine
- heat
- 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.)
- Expired - Fee Related
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/10—Solar heat collectors using working fluids the working fluids forming pools or ponds
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S11/00—Non-electric lighting devices or systems using daylight
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- 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
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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
- 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
- Y02E10/44—Heat exchange systems
Abstract
The present invention relates to a kind of solar energy heat collector, and it can make the sunshine appropriateness penetrate and have the daylighting illumination functions concurrently.This heat collector comprises a total reflection sheet group, be to coincide and the reflector plate that forms is shut in edge fusion by two transparent sheets, form an air layer that in water liquid, produces total reflection phenomenon therebetween, one infrared ray absorbing device absorbs the sunshine through this total reflection sheet reflection, it forms one water collector for transparent material encloses group, its built-in water liquid, and, in water liquid, utilize solar energy that water liquid around it is heated for ccontaining this total reflection sheet device and infrared ray absorbing device.
Description
Technical field
The present invention is a kind of solar energy heat collector, particularly a kind of solar energy heat collector of body printing opacity.
Background technology
In the solar energy heat collector, the most easy Trombe wall (Trombe Wall) device that surely belongs to, this is a kind of by Te Langbu (Trombe) invention (French patent application number 71.23778, U.S. Patent number 3,832,992), with the constructed body of wall that forms of the bigger material of specific heats such as masonry, directly or indirectly by assemble heat energy in the daylight and with thermal energy storage in this body of wall, treat post sunset, when indoor temperature descends, can be at indoor emitting far-infrared radiant heat, disengage heat energy, to produce warming effect.This kind body of wall also can utilize the solar heated green house principle that room air is heated and produce warming and promote cross-ventilated effect with circulating air.Solar water heater then is modal solar energy heating and stores hot system, is broadly divided into three types: vexed solarization type, plate and vacuum tube type, the hot water of generation are made for life hot water.
Solar energy is a kind of electromagnetic radiation energy, its spectrum can be divided into ultraviolet ray, visible light and near infrared ray three parts according to wavelength, wherein ultraviolet part and near infrared ray partly are black light, and near infrared ray partly is the main source of heat energy, account for 46 percent of solar energy.Solar energy heat collector, in fact be a kind of near-infrared absorbing device, after absorbing solar energy, temperature rises, just can be emitting far-infrared, the ratio of its absorption near infrared ray is bigger, emitting far-infrared ratio is littler, just can produce preferable Heat-collecting effect, this big to the infrared ray absorbing rate, many tools of material appearance of black that emission ratios is little, therefore solar energy heat collector mostly is the lighttight device of black, even use opaque metal material, also need be coated with the last layer melanic epipedon, to raise the efficiency.
The outward appearance of general solar water heat collector, all the plane box-like body for being made up of body seems that on building some is lofty and inharmonious, can cause bad influence to the appearance of the city, some city even limit it and use, the global trend of this and solar energy utilization some contradiction that seems.
In the mankind's activity, it is to be used in hot water and space heat supply that the energy consumption of domestic environment has half approximately, illumination then consumes about 6 percent energy, it is then relatively large to be used to the energy consumption of throwing light in working environment, account for 40 percent, illumination adds to heat in hot water and space and then accounts for approximately 60 percent that therefore, heat supply and illumination are actually maximum energy consumption demand.
Effective utilization of solar energy can be saved coal-fired power consumption, not only livehood economy is produced benefit immediately, improves the ecological environment also most important to slowing down global warming.
Recognize the importance of hot water in life, with water be heat-storing material best in the living material, its specific heat is about five times of masonry material specific heat, be about two times of wood materials specific heat, be about four times of air specific heat, the present invention further utilizes the optical characteristics of water and develops and a kind of light total reflection device made from the light-transmitting materials thin slice, with the sunshine of injecting in the water liquid, especially its near infrared ray part, reflection enters and is hidden in the infrared ray absorbing sheet device that is positioned at the light going direction side in the water receptacle, this infrared ray absorbing sheet device, heated up by solar energy heating, water liquid around it is heated, by means of heated water, the free convection effect of rising and to produce because of heat expansion, or by means of the active forced convection effect of little electric pump, water is circulated in water receptacle and finish integral body and heat up, solar energy is just stored with the hot water form.The adiabatic facility that the outer periphery of this water receptacle is necessary, to avoid heat energy to run off, this water receptacle can be the wall body that the south faces south, or the building housing parts of daylight can be accepted in roof etc., when total reflection sheet device still can make the infrared ray absorbing heat collector that is hidden in the water be looked outward by inside, room, be difficult for discovering the existence of the infrared ray absorbing heat collector of black, visually reach the effect of beautifying, the adiabatic facility in the outside of water receptacle, can adopt multilayer inflation or vacuum thermal insulation glass according to actual needs, silica aerogel filling glass or macromolecule material constitute, can be fixture and also can be head, needs according to practical application, the indoor also can impose adiabatic facility, to reach comfortable purpose.
Utilize the technology of water body, in fact early well known, all United States Patent (USP) 4,286,576, the United States Patent (USP) 4,216,765 that Boeing Co. is all as USDOE for storage body.But U.S. Patent number 4,216,765 heating means, mainly be to adopt at the water receptacle outer wall to absorb ultrared glass, and utilize outer wall glass to produce temperature rise heat effect, U.S. Patent number 4,286,576 are utilized a slice to place water receptacle central authorities, absorb the device of ultrared clear glass for the heating that heats up.The efficient of its heating and manufacturing cost are obvious all not as good as technology proposed by the invention,
Summary of the invention
The object of the invention provides a kind of solar energy heat collector.Particularly a kind of solar energy heating dress of body printing opacity.
A kind of solar energy heat collector of the present invention, it comprises:
One total reflection sheet is middle transparent unit with an air layer;
One sunshine absorbing sheet absorbs the sunshine by this total reflection sheet reflection;
Between this total reflection sheet and this sunshine absorbing sheet angle is arranged, this angle makes sunshine inject this sunshine absorbing sheet after this total reflection sheet total reflection;
One water collector is the transparent water container that a sunshine can penetrate fully, built-in water liquid, and water liquid can convection current in water collector;
This total reflection sheet and sunshine absorbing sheet place this water collector;
It is characterized by the air layer of transparent total reflection sheet, it will be injected sunshine in the water liquid and turn to and inject the sunshine absorbing sheet that places sunshine direct of travel side in water liquid.
The present invention further utilizes the optical characteristics of water and develops and a kind of light total reflection device made from the light-transmitting materials thin slice, with the sunshine of injecting in the water liquid, especially its near infrared ray part, reflection enters and is hidden in the infrared ray absorbing sheet device that is positioned at the light going direction side in the water receptacle, this infrared ray absorbing sheet device, heated up by solar energy heating, water liquid around it is heated, by means of heated water, the free convection effect of rising and to produce because of heat expansion, or by means of the active forced convection effect of little electric pump, water is circulated in water receptacle and finish whole the intensification, solar energy is just stored with the hot water form.The adiabatic facility that the outer periphery of this water receptacle is necessary, to avoid heat energy to run off, this water receptacle can be the wall body that the south faces south, or the building housing parts of daylight can be accepted in roof etc., when total reflection sheet device still can make the infrared ray absorbing heat collector that is hidden in the water be looked outward by inside, room, be difficult for discovering the existence of the infrared ray absorbing heat collector of black, visually reach the effect of beautifying, the adiabatic facility in the outside of water receptacle, can adopt multilayer inflation or vacuum thermal insulation glass according to actual needs, silica aerogel filling glass or macromolecule material constitute, can be fixture and also can be head, needs according to practical application, the indoor also can impose adiabatic facility, to reach comfortable purpose.
The solar energy heat collector of the present invention's design, can very efficient collection solar thermal energy, but daylighting supplies room lighting again simultaneously, in appearance then can as, but the forms such as metope, dormer window that are not limited to present, on architectural appearance, do not have lofty sense, help the incorporate design of energy efficient building.And its simple structure helps the popularization that solar energy utilizes, and provides energy-saving benefit in the heat supply and two fields of throwing light on.
The adjusting that the present invention can produce nature to the sunlight at first rays of the morning sun, the setting sun and high noon, also be other prior art can't be obtained.
Be further to disclose concrete technology contents of the present invention, at first see also graphic, wherein:
Description of drawings
Fig. 1 is the principle explanation top view of one embodiment of the invention;
Fig. 2 is the detail structure figure of one embodiment of the invention;
Fig. 3 is the total reflection device exploded view of one embodiment of the invention;
The mode schematic diagram on building that Fig. 4 executes for the embodiment of the invention;
Fig. 5 is an another embodiment of the present invention, can adjust the schematic diagram of angle with sun tracker.
The specific embodiment
Shown in Figure 1, be an embodiment of heat collector of the present invention, its heat collector is by transparent total reflection sheet 1, and infrared ray absorbing device 2 combines, it is to be placed in the water collector 3, splendid attire water liquid 4 then in this water collector 3, when light 5 by outside inject water collector 3 after, passing water liquid 4 is projeced on the total reflection sheet 1, one air layer G is arranged in this total reflection sheet 1, when the incidence angle of light is spent greater than 48.8 (water liquid refractive index is 1.33), will produce the inner total reflection phenomenon in water liquid side, the light reflection is turned to enter infrared ray absorbing device 2.
This total reflection sheet 1, be to coincide by two slidies, the edge is shut, make waterproof, airtight, form an air layer G therebetween, total reflection sheet 1 can be single folded structure as shown in Figure 1 during practical application, also can be the continuous total reflection sheet group 11 shown in Figure 3 as Fig. 2, and this continuous total reflection sheet group 11 is to be the turnover mode, its sunny slope forms an angle, and two inclined-plane subtends are provided with, and make angle center, two inclined-planes divide the edged surface position to surround a notch 12, make it can a ccontaining infrared ray absorbing device 2, this infrared ray absorbing device 2 is to make with sheet metal, but surface coating infrared ray absorbing material.Basically, the material of continuous total reflection sheet group 11 can be but is not limited to the clear polycarbonate (polycarbonate) of anti-higher temperature, and it can be moulding in advance, and be the application that many groups are provided with continuously, then adopt resistant to elevated temperatures glass flake during the higher application of temperature.The sunny slope of total reflection sheet can impose heat mirror and handle, and strengthens ultrared reflection.
It is to be the selectivity closed box for a water collector 3, and when sheet is provided with, then can form metope, shown in Fig. 4-1, it is to make for transparent material, can be after the water heating wherein for the usefulness of domestic water, also can be is purpose to store heat merely, the simple in this way purposes as heat reservoir, at refrigerant latitudes, also can add antifreezing agent in the water liquid, or other antifreezing measures, as auxiliary electro-heat.
See also Fig. 2, when the present invention execute in building day side in the south, and be in the time of to tan by the sun state, on the south be example towards sunny side, the last period of the day from 11 a.m. to 1 p.m, then light is injected heat collector by east, the reflector plate in its west side can receive sunlight, but it is less and passed in the total reflection sheet inlet chamber because sunlight is injected the incidence angle of continuous total reflection sheet group 11, along with the operation of the sun, the incidence angle of sunlight increases gradually, and the sunlight that penetrates reduces gradually, sunlight reflected increases gradually, and produces total reflection phenomenon gradually; And when the positive period of the day from 11 a.m. to 1 p.m, then light 5 is vertically to inject water collector 3, the incidence angle that itself and continuous total reflection sheet group 11 form is greater than 48.8 degree, therefore whole light of injecting all produces total reflection phenomenon, injects infrared ray absorbing device 2 and turn to, and ultrared absorption will make temperature rise, and water liquid is heated, in brief, absorb the most effective of solar heat in the time of at noon, and the light that sees through is minimum.Sunshine can be considered the normal sheaf earth, but the scattering process of air makes fully reflecting surface blanch fully, and the sunlight of scattering has suitable ratio to penetrate indoor and can have gentle illuminating effect concurrently.The day side of continuous total reflection sheet group 11 also can impose the disposal of strengthening the near infrared ray reflective ability, or select the material that near infrared ray is had the heat mirror effect for use.
Please consult Fig. 4 again, it has disclosed the embodiment of unrestricted right category of the present invention, shown in Fig. 4-1, be when the present invention being located at the sunny slope of building and forming body of wall, then form a storage hot water wall, it acts on as Trombe wall, so, can with by daytime collected solar energy store with the hot water form, the heat of being stored disengages at post sunset, so that indoor comparatively warm.
Shown in Fig. 4-2, be for the present invention is located at the building end face, as on the roof time, also can reach the warming function of thermal-arrest heat release at night on daytime, during night, cistern should run off to reduce heat energy coated with blanket insulation.
Shown in Fig. 4-3, it is the situation of being located at sun greenhouse for the present invention, can be arranged at and meet on the sunny side roof on the sun greenhouse, it can be designed to simple daylighting thermal-arrest is purpose, it is store hot water storage function and then can place indoor water container to bear by separating setting, to reduce the load-bearing of roof structure, its water collector 3 is communicated in one and places indoor separate type cistern 13 to utilize passive type or active convection current, and then the water liquid in the separate type cistern 13 is also assembled heat energy because of circulation.
Shown in Fig. 4-4, for the situation that is provided with on the oblique top on the sunny side, establish the separate type cistern 13 of connection in addition in the room, it is also as described above shown in the 4-3, makes by water mobile and is located at indoor separate type cistern 13 and heats the purpose that reaches storage heat.
And in the occasion that adds separate type cistern 13, then the thickness of solar energy heat collector of the present invention can be thinner, between water collector 3 and the separate type cistern 13, must add and put as pump or siphoning installation, with water liquid 4 circulations of quickening 13 of water collector 3 and separate type cisterns.Liquid in heat collector and the water liquid container thereof also can be shown in Fig. 4-3, in a closed system, flow, domestic waters in the separate type cistern 13 are carried out indirect and are isolation, and this moment, heat collector water collector 3 liquid can attach antifreezing agent in case freezed in winter.
Separate the cistern that is provided with, it be not necessary for the transparent body, can be the water receptacle of any insulation.
Place in the daylight weakness, in order to make the collection optimization of daylight, sensitive surface can add attached solar tracking mechanism, make fully reflecting surface 1 subtend sun all at any time, as shown in Figure 5 the 14, the 15th, the fixed mechanism cross bar, it is and sun tracker (figure does not show) interlock, rotate so that be subjected to the total reflection sheet 1 of light to follow sun operation angle, make to be in preferable thermal-arrest angle position, 16 is each independently rotary motion trace of the heat collector of total reflection sheet among the figure, can the phase mutual interference when each independent sets thermic devices is rotated.
Disclosed embodiment is preferred embodiment, and all people who has the knack of industry skill come from technical conceive of the present invention and partial alteration or the modification done, does not all break away from the category of claim protection of the present invention.
Claims (12)
1. a solar energy heat collector is characterized in that, comprising:
One total reflection sheet is middle transparent unit with an air layer;
One sunshine absorbing sheet absorbs the sunshine by this total reflection sheet reflection;
Between this total reflection sheet and this sunshine absorbing sheet angle is arranged, this angle makes sunshine inject this sunshine absorbing sheet after this total reflection sheet total reflection;
One water collector is the transparent water container that a sunshine can penetrate fully, built-in water liquid, and water liquid can convection current in water collector;
This total reflection sheet and sunshine absorbing sheet are to place among this water collector;
Wherein, the air layer of transparent total reflection sheet, it will be injected sunshine in the water liquid and turn to and inject the sunshine absorbing sheet that places sunshine direct of travel side in water liquid.
2. solar energy heat collector as claimed in claim 1, the cistern device that its other setting is purpose with the increase pondage is to store hot water or heat energy; It is characterized in that the water collector of described this cistern device and heat collector is same water receptacle, described solar energy heat collector is arranged on cistern device inside.
3. solar energy heat collector as claimed in claim 1, it establishes a cistern device that separate to be provided with in addition to store hot water or heat energy, it is characterized in that, the water collector of described this cistern device and heat collector is a separate type water receptacle independently separately, pipeline connection is arranged therebetween, make the water body intercommunication.
4. solar energy heat collector as claimed in claim 1, it is established one in addition and separates the cistern device of setting to store hot water or heat energy, it is characterized in that, the connecting leg of described this water collector and cistern is airtight in cistern, in the pipe water body be the water collector circulating water body with cistern in water body is independent does not separately communicate, and the pipeline in cistern has heat exchange structure.
5. as claim 3 or 4 described solar energy heat collectors, it is characterized in that described this cistern is opaque water receptacle.
6. as claim 3 or 4 described solar energy heat collectors, it is characterized in that described this cistern is the transparent water container.
7. solar energy heat collector as claimed in claim 1 is characterized in that, the water liquid in described this water collector adds antifreezing agent.
8. heat collector as claimed in claim 1, it is characterized in that described this penetrated sheet sensitive surface folder entirely and had angle, the central authorities of this angle divide edged surface that infrared ray absorbing sheet device is set, when sunshine was parallel to these central authorities and divides edged surface to inject, its incidence angle that is projeced into the total reflection sheet was greater than 48.8 degree.
9. heat collector as claimed in claim 1 is characterized in that, described total reflection sheet is continuously that many group turnovers are provided with.
10. as claim 3 or 4 described heat collectors, it is characterized in that described this heat collector and water collector thereof are to be located at the roof, it separates the cistern device that is provided with and is located at indoor.
11. as claim 3 or 4 described heat collectors, it is characterized in that, between the water collector of described this heat collector and the cistern device that separates setting, the device that promotes the circulation of water liquid be set.
12. heat collector as claimed in claim 1 is characterized in that, comprises the device with the sun tracker interlock, the sensitive surface of its total reflection sheet can rotate with the sun.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100763140A CN100541045C (en) | 2005-06-15 | 2005-06-15 | Solar energy heat collector |
| PCT/CN2006/001144 WO2006133625A1 (en) | 2005-06-15 | 2006-05-29 | A solar energy heat collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100763140A CN100541045C (en) | 2005-06-15 | 2005-06-15 | Solar energy heat collector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1880880A CN1880880A (en) | 2006-12-20 |
| CN100541045C true CN100541045C (en) | 2009-09-16 |
Family
ID=37519169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100763140A Expired - Fee Related CN100541045C (en) | 2005-06-15 | 2005-06-15 | Solar energy heat collector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100541045C (en) |
| WO (1) | WO2006133625A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102053354B (en) * | 2011-01-26 | 2012-10-10 | 陕西科技大学 | Directing-plane lateral-irradiation solar energy condensation body based on total reflection |
| CN112648581B (en) * | 2020-12-26 | 2022-06-28 | 深圳市宝晟建设集团有限公司 | Efficient natural light guide lighting system applied to building |
| WO2023193168A1 (en) * | 2022-04-07 | 2023-10-12 | 博立码杰通讯(深圳)有限公司 | Solar energy utilization unit |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2144066A5 (en) * | 1971-06-29 | 1973-02-09 | Trombe Felix | |
| US4216765A (en) * | 1978-03-01 | 1980-08-12 | The Boeing Company | Transparent solar heat collector |
| US4286576A (en) * | 1979-07-26 | 1981-09-01 | The United States Of America As Represented By The United States Department Of Energy | Solar energy thermalization and storage device |
| JPS60117053A (en) * | 1983-11-28 | 1985-06-24 | Shozo Yamaki | Raising method of water temperature of irrigation pond |
| US4587952A (en) * | 1985-05-10 | 1986-05-13 | Richardson John L | Passive solar water heater |
| CN86202345U (en) * | 1986-04-29 | 1987-01-07 | 北京农业工程大学 | Miniature solar energy water-boiling device |
| CN2116865U (en) * | 1991-04-01 | 1992-09-23 | 张大同 | Half ellipse cylinder solar-energy water-heater |
| CN1270144C (en) * | 2003-03-28 | 2006-08-16 | 中国科学技术大学 | Integrated solar water heater |
-
2005
- 2005-06-15 CN CNB2005100763140A patent/CN100541045C/en not_active Expired - Fee Related
-
2006
- 2006-05-29 WO PCT/CN2006/001144 patent/WO2006133625A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2006133625A1 (en) | 2006-12-21 |
| CN1880880A (en) | 2006-12-20 |
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