CN102865674A - Solar heat exchanger - Google Patents
Solar heat exchanger Download PDFInfo
- Publication number
- CN102865674A CN102865674A CN2011101982973A CN201110198297A CN102865674A CN 102865674 A CN102865674 A CN 102865674A CN 2011101982973 A CN2011101982973 A CN 2011101982973A CN 201110198297 A CN201110198297 A CN 201110198297A CN 102865674 A CN102865674 A CN 102865674A
- Authority
- CN
- China
- Prior art keywords
- heat
- light
- conduit
- several
- solar
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000009825 accumulation Methods 0.000 claims description 19
- 239000005431 greenhouse gas Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- 239000012530 fluid Substances 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 241001424688 Enceliopsis Species 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- NHDHVHZZCFYRSB-UHFFFAOYSA-N pyriproxyfen Chemical compound C=1C=CC=NC=1OC(C)COC(C=C1)=CC=C1OC1=CC=CC=C1 NHDHVHZZCFYRSB-UHFFFAOYSA-N 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Classifications
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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
- F24S23/30—Arrangements for concentrating solar-rays for solar heat collectors with lenses
- F24S23/31—Arrangements for concentrating solar-rays for solar heat collectors with lenses having discontinuous faces, e.g. Fresnel lenses
-
- 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
- F24S80/50—Elements for transmitting incoming solar rays and preventing outgoing heat radiation; Transparent coverings
-
- 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
- F24S10/70—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits
- F24S10/74—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits the tubular conduits are not fixed to heat absorbing plates and are not touching each other
- F24S10/742—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits the tubular conduits are not fixed to heat absorbing plates and are not touching each other the conduits being parallel to each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S60/00—Arrangements for storing heat collected by solar heat collectors
-
- 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
Landscapes
- 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)
- Heat-Pump Type And Storage Water Heaters (AREA)
- Photovoltaic Devices (AREA)
Abstract
A solar heat exchange apparatus comprising: a heat-holding base, which is concavely provided with a plurality of heat collecting grooves with one open end; a guide pipe, which is wound in the plurality of heat collecting grooves, and the outer edge of the guide pipe is coated with a photo-thermal material; the plurality of light reflecting plates are arranged on the top surface of the heat holding base at intervals corresponding to the plurality of heat collecting grooves, and two adjacent light reflecting plates are obliquely arranged so as to form a light reflecting space which is gradually enlarged upwards above the corresponding heat collecting grooves; and a light-transmitting plate arranged on the top of the plurality of light-reflecting plates and provided with a light-gathering part corresponding to each light-reflecting space.
Description
Technical field
The present invention is about a kind of solar heat switch, particularly a kind of solar heat switch that utilizes solar temperature rising to carry out heat exchange so that fluid to be provided.
Background technology
Please refer to Fig. 1, that TaiWan, China is announced " heat collector of solar water heater " Patent Case M370064 number, a kind of solar water heater 9 that this Patent Case discloses, have a storage cylinder of water 91, this storage cylinder of water 91 is connected with a recirculated water fairlead 911, a recirculated water return duct 912, for water inlet pipe 913 and a hot water delivery pipe 914.This heat collector 8 is located between this recirculated water fairlead 911 and this recirculated water return duct 912, and this heat collector 8 comprises: a support frame 81; Several conduits 82 cross at this support frame 81 in enclose, and be connected between this recirculated water fairlead 911 and this recirculated water return duct 912, and the end face of this conduit 82 and bottom surface respectively are coated with a metallic plate 821; Reach several optically focused convex lens 83 and be located at the top of this support frame 81, and dispose along the length direction of this majority conduit 82.
Please read shown in Fig. 1,2, water in this storage cylinder of water 91, can flow to via this recirculated water fairlead 911 conduit 82 of this heat collector 8, when sunray shines in these optically focused convex lens 83, by these optically focused convex lens 83 the sunray gathering is projeced into this conduit 82 places, and by metallic plates 821 absorption solar thermal energies that are coated on outside this conduit 82, again solar thermal energy is conducted to this conduit 82, to heat the water in this conduit 82; Thus, can accelerate to heat the water of these conduit 82 inside, to improve the efficiency of heating surface of this solar water heater 9.
Yet this heat collector 8 carries out the heat conduction by being coated on the metallic plate 821 outside this conduit 82 to this conduit 82, and metal belongs to the large material of thermal conductivity factor, though can absorb heat fast, heat conduction, when metal and surrounding environment had the temperature difference, its heat loss value was also very considerable.Therefore, in the support frame 81 of this heat collector 8, in the situation of the device that can hold heat without setting or medium, the heat conduction of 821 pairs of conduits 82 of this metallic plate will have the problem of heat loss, so its heat transfer efficiency is unsatisfactory.
Moreover sunshine is not the centralized light source, so that sunshine all can have angle of scattering when penetrating different medium, still light can't be gathered in an ad-hoc location fully even pass collector lens; Therefore, when sunshine passes these optically focused convex lens 83, still have the scattering of part sunshine and fall, so that the collecting efficiency of this heat collector 8 is affected.
Summary of the invention
Main purpose of the present invention provides a kind of solar heat switch, can reduce the heat loss of conduit to improve heat transfer efficiency.
A time purpose of the present invention provides a kind of solar heat switch, and the sunshine that scattering can be fallen gathers and is projeced into predeterminated position to improve collecting efficiency.
For reaching aforementioned purpose, the technology contents that the present invention uses includes:
A kind of solar heat switch, it comprises: hold the hot radical seat for one, be concaved with several heat accumulators that an end is open shape; A conduit is set around in these several heat accumulators, and this conduit outer rim is coated with the photo-thermal material; Several reflectors, to should several heat accumulators and be arranged at intervals at the top surface that this holds the hot radical seat, two adjacent reflectors be oblique setting, form a upwards light reflection space of flaring with the heat accumulator top in correspondence; Reach a light-passing board, be arranged at the top of these several reflectors, and in corresponding each light reflection space place a light collecting part is set.
Solar heat switch of the present invention wherein, forms a heat accumulation space, and can be filled with greenhouse gases or heat accumulation material in each heat accumulation space between two adjacent light reflection spaces.
Solar heat switch of the present invention, wherein, these several reflector bottoms respectively are provided with at least one foot rest that extends to the heat accumulation space of correspondence, and this at least one foot rest can fit in this and hold the hot radical seat.
Description of drawings
Fig. 1: the stereogram of existing solar water heater.
Fig. 2: the fragmentary cross-sectional view of the heat collector of existing solar water heater.
Fig. 3: the stereogram of preferred embodiment of the present invention.
Fig. 4: the profile of preferred embodiment of the present invention.
[main element symbol description]
The specific embodiment
For above-mentioned and other purpose of the present invention, feature and advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and cooperation accompanying drawing are described in detail below:
Please refer to Fig. 3, be the stereogram of preferred embodiment of the present invention.In the present embodiment, this solar heat switch comprises and holds hot radical seat 1, a conduit 2, several reflectors 3 and a light-passing board 4.This conduit 2 is arranged at this and holds in the hot radical seat 1, penetrable this light-passing board 4 of sunshine, and via the reflection of these several reflectors 3, cover on this conduit 2, make this conduit 2 heat up with pipe in fluid carry out heat exchange.
This is held hot radical seat 1 and has several heat accumulators 11 that are arranged with from top surface downwards, and these several heat accumulators 11 respectively have an end to be open shape, the top of holding hot radical seat 1 to be communicated to this.Again, this holds the heat energy that hot radical seat 1 can absorb sunshine, and presents the condition of high temperature with respect to external environment, so this (for example: solid metallic) made holds hot radical seat 1 better material by high heat-conduction coefficient.In the present embodiment, this holds hot radical seat 1 can be a cuboid, and these several heat accumulators 11 can be parallel to one side that this holds hot radical seat 1, hold in the hot radical seat 1 and be arranged at intervals at this, make these several heat accumulators 11 be systematicness ground and arrange, the convenience when cooperating installation to promote other members; Yet this set-up mode of holding the shape of hot radical seat 1 and these several heat accumulators 11 is all as limit, can change according to the equipment that cooperates this solar heat switch of installing and demand, and this technical field personage is appreciated that.
This conduit 2 is set around in several above-mentioned heat accumulators 11, and these conduit 2 outer rims are coated with the photo-thermal material, so this conduit 2 can absorb sunshine and generate heat, makes this conduit 2 present the condition of high temperature.Then can pass into the fluid of wanting to carry out heat exchange in this conduit 2.
These several reflector 3 corresponding several above-mentioned heat accumulators 11 and be arranged at intervals at the top surface of holding hot radical seat 1, two adjacent reflectors 3 are oblique setting, form a upwards smooth reflection space 31 of flaring with heat accumulator 11 tops in correspondence, so that the corresponding heat accumulator 11 of the necking end of each light reflection space 31, and then form a heat accumulation space 32 between the two adjacent smooth reflection spaces 31, (for example: nitrogen oxide) or the heat accumulation material can be filled with greenhouse gases in each heat accumulation space 32.In the present embodiment, for these several reflectors 3 can firmly be set up, each reflector 3 bottom all can be provided with at least one foot rest 33, extend in these at least one foot rest 33 corresponding heat accumulation spaces 32, and can fit in the upper surface that this holds hot radical seat 1, so that rapid-assembling, and make these several reflectors 3 can keep the fixing oblique angle that arranges, not can because of this solar heat switch collided crooked so that affect the light gathering efficiency of light reflection.
This light-passing board 4 is arranged at the top of above-mentioned several reflectors 3, this light-passing board 4 can be made by glass or glass fibre reinforced plastic, characteristics such as so this light-passing board 4 has the light transmittance height, thermal conductivity factor is little and shock-resistant, make the penetrable and going down of sunshine, the heat energy that can also reduce sunshine simultaneously upwards transmits from these light-passing board 4 belows and loses.Again, this light-passing board 4 is equipped with a light collecting part 41 in corresponding each light reflection space 31 place, so that the corresponding light collecting part 41 of the flared end of each light reflection space 31, and this light collecting part 41 is preferably the Fei Nier lens that focal length is short, frivolous, light transmission capacity is high (Fresnel lens).
See also Fig. 4, according to by aforementioned structure, when solar light irradiation during in above-mentioned light-passing board 4, the sunshine of a part can pass each light collecting part 41, be projected to the conduit 2 that unrolls in each heat accumulator 11 and assemble, this conduit 2 is heated up, to circulate in fluid in this conduit 2 with heating; The sunshine of another part then passes this light-passing board 4 and enters in each heat accumulation space 32.
Wherein, pass the sunshine of each light collecting part 41, can by the setting of reflector 3, make the light that scatters out in each light reflection space 31, to produce reflection, with with light-ray condensing and be projected to conduit 2, strengthen according to this light harvesting effect of this conduit 2 and quick heat-collector heats up.
In addition, enter to the sunshine in each heat accumulation space 32, then because be filled with greenhouse gases or heat accumulation material in each heat accumulation space 32, can absorb sunshine and after producing heat energy at these greenhouse gases or heat accumulation material, heated up gradually in each heat accumulation space 32, and further with the heat energy going down to holding hot radical seat 1, make this hold hot radical seat 1 and heat up to present the condition of high temperature.Accordingly, this each heat accumulator 11 of holding hot radical seat 1 also can be kept high temperature, conduit 2 and the temperature difference of surrounding environment (being each heat accumulator 11) is diminished, to reduce the heat loss of this conduit 2, so that this conduit 2 more easily is maintained at the condition of high temperature.
In sum, solar heat switch of the present invention, setting by heat accumulation space 32, and conduit 2 is arranged at tool holds holding in the hot radical seat 1 of thermal effect, so that the heat loss of this conduit 2 can drop to is minimum, and the fluid that a large amount of heat energy is offered in this conduit 2 carries out heat exchange, to promote heat transfer efficiency, fluid is heated up gradually in the process of circulation.
Solar heat switch of the present invention can be by the setting of reflector 3, and the sunshine that scattering is fallen gathers and is projected to conduit 2, to strengthen the light harvesting effect of this conduit 2, this conduit 2 is rapidly heated and has better collecting efficiency.
Although the present invention has utilized above-mentioned preferred embodiment to disclose; so it is not to limit the present invention; anyly have the knack of this skill person and do not breaking away within the spirit and scope of the present invention; above-described embodiment carries out various changes and revises still belonging to the technology category that the present invention protects relatively, so protection scope of the present invention is as the criterion when looking the interest field person of defining.
Claims (4)
1. solar heat switch is characterized in that it comprises:
Hold the hot radical seat for one, be concaved with several heat accumulators that an end is open shape;
A conduit is set around in these several heat accumulators, and this conduit outer rim is coated with the photo-thermal material;
Several reflectors, to should several heat accumulators and be arranged at intervals at the top surface that this holds the hot radical seat, two adjacent reflectors be oblique setting, form a upwards light reflection space of flaring with the heat accumulator top in correspondence; And
A light-passing board is arranged at the top of these several reflectors, and in corresponding each light reflection space place a light collecting part is set.
2. solar heat switch as claimed in claim 1 is characterized in that, forms a heat accumulation space between two adjacent light reflection spaces.
3. solar heat switch as claimed in claim 2 is characterized in that, is filled with greenhouse gases or heat accumulation material in each heat accumulation space.
4. solar heat switch as claimed in claim 2 or claim 3 is characterized in that, these several reflectors bottoms respectively are provided with at least one foot rest that extends to the heat accumulation space of correspondence, and this at least one foot rest can fit in this and hold the hot radical seat.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100123571 | 2011-07-04 | ||
| TW100123571A TWI431232B (en) | 2011-07-04 | 2011-07-04 | Solar heat transfer apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102865674A true CN102865674A (en) | 2013-01-09 |
Family
ID=47437890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101982973A Pending CN102865674A (en) | 2011-07-04 | 2011-07-15 | Solar heat exchanger |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20130008432A1 (en) |
| CN (1) | CN102865674A (en) |
| TW (1) | TWI431232B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITPA20130010A1 (en) * | 2013-10-22 | 2015-04-23 | Starpower Project S R L | THERMAL TREATMENT SYSTEM THROUGH THE CONCENTRATION OF SOLAR RAYS. |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4120287A (en) * | 1976-04-13 | 1978-10-17 | Solar Apparatus & Equipment Limited | Solar heating panels |
| JPS5927154A (en) * | 1982-08-06 | 1984-02-13 | Showa Alum Corp | Manufacture of hot-water heater utilizing solar heat |
| US5408990A (en) * | 1994-05-10 | 1995-04-25 | Edling; Jack V. | Solar energy collection panel assembly |
| CN201016531Y (en) * | 2007-01-22 | 2008-02-06 | 罗赞继 | Solar heat-absorbing plate core coated with selectively-absorbing complex film |
| TWM370064U (en) * | 2008-12-30 | 2009-12-01 | en-zong Ye | Heat collecting device for solar water heater |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4350915A (en) * | 1976-09-27 | 1982-09-21 | Wyatt William G | Radiant energy converter |
| US4245620A (en) * | 1977-09-01 | 1981-01-20 | Alten Corporation | Solar heat collector |
| US4217881A (en) * | 1978-09-26 | 1980-08-19 | Brent Charles R | Concentrating solar collector with mechanical tracking apparatus |
| AU534683B2 (en) * | 1979-10-23 | 1984-02-09 | Ahearn Main & Stott Pty. Ltd. | Strip for forming a solar collector |
| US6105570A (en) * | 1999-02-26 | 2000-08-22 | Chang; Wu-Hsiung | Solar power heating system |
-
2011
- 2011-07-04 TW TW100123571A patent/TWI431232B/en not_active IP Right Cessation
- 2011-07-15 CN CN2011101982973A patent/CN102865674A/en active Pending
- 2011-08-09 US US13/205,723 patent/US20130008432A1/en not_active Abandoned
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4120287A (en) * | 1976-04-13 | 1978-10-17 | Solar Apparatus & Equipment Limited | Solar heating panels |
| JPS5927154A (en) * | 1982-08-06 | 1984-02-13 | Showa Alum Corp | Manufacture of hot-water heater utilizing solar heat |
| US5408990A (en) * | 1994-05-10 | 1995-04-25 | Edling; Jack V. | Solar energy collection panel assembly |
| CN201016531Y (en) * | 2007-01-22 | 2008-02-06 | 罗赞继 | Solar heat-absorbing plate core coated with selectively-absorbing complex film |
| TWM370064U (en) * | 2008-12-30 | 2009-12-01 | en-zong Ye | Heat collecting device for solar water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201303235A (en) | 2013-01-16 |
| US20130008432A1 (en) | 2013-01-10 |
| TWI431232B (en) | 2014-03-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130109 |