CN104344573B - A kind of heat collector, the manufacture method of heat collector and solar airconditioning - Google Patents
A kind of heat collector, the manufacture method of heat collector and solar airconditioning Download PDFInfo
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- CN104344573B CN104344573B CN201310344350.5A CN201310344350A CN104344573B CN 104344573 B CN104344573 B CN 104344573B CN 201310344350 A CN201310344350 A CN 201310344350A CN 104344573 B CN104344573 B CN 104344573B
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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
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Abstract
The present invention is applicable to solar airconditioning technical field, it is provided that a kind of heat collector, in solar airconditioning, including the printing opacity front window set gradually from the incident direction of sunlight, collection hotting mask layer, heat transfer layer, the pipeline that is heated, heat-insulation layer and bonnet；Collection hotting mask layer includes antireflection layer, first medium layer, semi-transparent metal level, second dielectric layer and reflecting layer；First medium layer, semi-transparent metal level and second dielectric layer constitute interference of light system；The material of first, second dielectric layer is NiCrOxNy, the material of semi-transparent metal level is NiCr alloy.Light is broken up by printing opacity front window and is irradiated to collect hotting mask layer by the present invention, improves light transmission by the antireflection layer of collection hotting mask layer, interference of light system and reflecting layer is combined, and utilize NiCrOxNyAchieve the full wave strong absorption of visible ray with the principle of stacking of the strong light absorptive of NiCr and absorption bands, improve absorptance and the thermal conversion efficiency of heat collector, reach the purpose of energy-conserving and environment-protective.
Description
Technical field
The invention belongs to solar airconditioning technical field, particularly to a kind of heat collector, the manufacturer of heat collector
Method and solar airconditioning.
Background technology
At present, mostly air-conditioning is to utilize power for illumination to work, during the broiling summer, and using to city in a large number of air-conditioning
Electricity consumption brings bigger burden, and solar airconditioning solves power consumption excess as the air-conditioning of energy-conserving and environment-protective
Problem, solar airconditioning is to connect a solar thermal collector on the off-premises station of air-conditioning, converts light energy into
Heat energy, heats coolant, has shared the work of compressor, makes the power of compressor be minimized, Jin Erda
Purpose to power saving.And the absorptance of existing solar thermal collector is relatively low, causes photo-thermal conversion efficiency low, carries
The absorbing ability of high heat collector becomes the problem that this area assistant officer is to be solved.
Summary of the invention
It is an object of the invention to provide a kind of heat collector, it is intended to improve absorbing ability, and then raising photo-thermal turns
Change efficiency, to use it for solar airconditioning reaches the purpose of power saving.
The present invention is achieved in that a kind of heat collector, in solar airconditioning, including from sunlight
Printing opacity front window, collection hotting mask layer, heat transfer layer, the pipeline that is heated, heat-insulation layer and the bonnet that incident direction sets gradually；
Described collection hotting mask layer includes setting gradually from described printing opacity front window side: antireflection layer, first medium layer,
Semi-transparent metal level, second dielectric layer and reflecting layer；
Described first medium layer, semi-transparent metal level and second dielectric layer constitute interference of light system；
The material of described first medium layer and second dielectric layer is NiCrOxNy, the material of described semi-transparent metal level
For NiCr alloy.
Another object of the present invention is to provide a kind of solar airconditioning, including solar thermal collector, described too
Sun can heat collector be described heat collector.
Another object of the present invention is to provide the manufacture method of a kind of heat collector, comprise the steps:
Heat transfer layer one surface is sequentially depositing reflecting layer, first medium layer, semi-transparent metal level, second medium
Layer and antireflection layer, form collection hotting mask layer；Described first medium layer, semi-transparent metal level and second dielectric layer structure
Becoming interference of light system, the material of described first medium layer and second dielectric layer is NiCrOxNy, described semi-transparent gold
The material belonging to layer is NiCr alloy；
The fixing pipeline that is heated of another side at described heat transfer layer, completes the making of collecting plate；
It is arranged around frame, within collecting plate is fixed on described frame at described collecting plate；
Heat-insulation layer and back cover is set gradually at the back side of the described pipeline that is heated, and by described back cover and described frame
It is tightly connected；
Printing opacity front window is set in described thermal-arrest film layer, and described printing opacity front window is connected with described bezel seal
Connect.
The heat collector that the present invention provides, is broken up light by printing opacity front window and is irradiated to collect hotting mask layer, by collection
The antireflection layer of hotting mask layer improves light transmission, interference of light system and reflecting layer is combined, and utilizes
NiCrOxNyTo achieve visible ray full wave by force with the principle of stacking of the strong light absorptive of NiCr and absorption bands
Absorbing, be effectively increased the absorptance of heat collector, and then improve thermal conversion efficiency, supplying for coolant heating hand-held can
By thermal source, solve the key issue that solar airconditioning utilizes solar energy to be heated by coolant, reach energy-conserving and environment-protective
Purpose, be suitable for being widely used in solar airconditioning.
Accompanying drawing explanation
Fig. 1 is the side-looking structural representation of the heat collector that the embodiment of the present invention provides；
Fig. 2 be the embodiment of the present invention provide heat collector face structural representation；
Fig. 3 is the structural representation collecting hotting mask layer in the heat collector that the embodiment of the present invention provides；
Fig. 4 is the manufacture method flow chart of the heat collector that the embodiment of the present invention provides.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and reality
Execute example, the present invention is further elaborated.Only should be appreciated that specific embodiment described herein
Only in order to explain the present invention, it is not intended to limit the present invention.
Below in conjunction with specific embodiment the present invention implemented and is described in detail:
Fig. 1,2 show the side-looking of heat collector that the embodiment of the present invention provides, face structural representation, in order to
It is easy to explanation, illustrate only part related to the present embodiment.
This heat collector is mainly used in solar airconditioning, is used for absorbing sunlight and being converted into heat energy, to cold
Matchmaker heats.This heat collector includes setting gradually along the incident direction of sunlight: printing opacity front window 1, collection
Hotting mask layer 2, heat transfer layer 3, the pipeline 4 that is heated, heat-insulation layer 5 and bonnet 6.Wherein, collection hotting mask layer 2, biography
Thermosphere 3 and the pipeline 4 that is heated constitute collecting plate, collection between collecting plate and printing opacity front window 1 at a distance
Hotting mask layer 2 and the pipeline 4 that is heated are individually fixed in the both sides of heat transfer layer 3, and the surrounding of collecting plate can use a frame
7(such as aluminum frame) fixing, bonnet 6 and printing opacity front window 1 are respectively arranged in two open-mouths of aluminum frame 7, with
Frame 7 constitutes the external structure of heat collector together.Printing opacity front window 1 generally uses the windowpane of high printing opacity, after
Lid 6 generally uses metal-back, and such as antirust iron sheet etc., outer surface spray zinc, in case getting rusty.In this heat collector,
Collection hotting mask layer 2 is the core of heat collector extinction and hot-cast socket, and such as Fig. 3, it includes from printing opacity front window 1
The antireflection layer 21 that sets gradually, first medium layer 22, semi-transparent metal level 23, second dielectric layer 24 and anti-
Penetrate layer 25.First medium layer 22, semi-transparent metal level 23 and second dielectric layer 24 constitute interference of light system.
The material of first medium layer 22 and second dielectric layer 24 is NiCrOxNy, the material of semi-transparent metal level 23 is
NiCr alloy, has stronger light absorptive, and NiCrOxNyRelatively strong with the adhesion of NiCr, it is beneficial to be formed
Integrally film layer.
In this collection hotting mask layer 2, antireflection layer 21 reduces the reflection of light in full band range, increases the saturating of light
Crossing, interference of light system then realizes the interference of light and strengthens extinction and heating, and part through interfering is then by reflecting layer 25
The sunlight of system is reflected back this system again, forms repeatedly light and absorbs, meanwhile, make use of NiCrOxNyWith
The light absorptive that NiCr is extremely strong, the present embodiment summary means are effectively increased the absorptance of collection hotting mask layer.And
And, NiCrOxNyIt is dislocatedly distributed with the absworption peak of NiCr, and will always inhale after the full width at half maximum (FWHM) superposition of absworption peak
Receive band extension, close to visible ray all band, and then, it is full wave that this collection hotting mask layer can realize visible ray
Strong absorption, improves the absorptance of collection hotting mask layer, and then improves the Thermogenesis of heat collector.
The heat collector of one group of the present embodiment offer presented below and the performance parameter contrasting data of tradition heat collector:
According to above-mentioned data, the heat collector that the present embodiment provides compared with tradition heat collector, its collecting plate
Absorptance and the transient state efficiency of heat collector be significantly increased, and heat waste is reduced to less than 2%, and this is for reality
The energy-conserving and environment-protective of existing solar airconditioning are significant.
Further, the heat that collection hotting mask layer 2 produces is delivered to the pipeline 4 that is heated, for being subject to by heat transfer layer 3
The coolant heating of circulation in hot channel 4.Meanwhile, the heat-insulation layer 5(at pipeline 4 back of being heated is preferably rock wool
Heat-insulation layer) it is possible to prevent heat losses.
In the present embodiment, be heated the preferred copper tube serpentine of pipeline 4, and pipe thickness is more than 0.8mm, and it has
One entrance 41 and an outlet 42, circulates for coolant.Copper pipe heat transfer efficiency is high, easily welding and rigidity are strong, no
Yielding.Serpentine bend structure increases the contact area with heat transfer layer, improves heat transference efficiency, and then
Heat effectively can be used in coolant heating, reduce thermal loss, good energy-conserving effect.
It addition, copper tube serpentine can be welded on heat transfer layer in the way of using laser welding, its good fixing effect,
It is difficult to loosen.Heat transfer layer may select the aluminium-foil paper of 0.1～0.3mm, and heat transfer is fast, and heat waste is few.
In the present embodiment, the thickness of first medium layer 22 and second dielectric layer 24 is 30～40nm, and half
The thickness of metal level 23 is 5～20nm thoroughly, to meet interference condition.
The present embodiment is preferred, and printing opacity front window 1 uses surface closely to arrange the woven design glass of hexagonal pyramid structure,
Utilize the sunken light principle of hexagonal pyramid, improve light transmittance and convert sunlight into the light dissipated, it is simple to thermal-arrest
Film layer absorbs, and makes sunlight be utilized effectively.
It is further preferred that the material of antireflection layer 21 can be NiCrOx, itself and the material of first medium layer 22
Material NiCrOxNyIt is respectively oxide and the nitrogen oxides of NiCr, also has preferably with first medium layer 22
Associativity, its thickness is 10～20nm, to reach strengthen printing opacity and save the purpose of material.
The heat collector that the present embodiment provides, is broken up light by printing opacity front window 1 and is irradiated to collect hotting mask layer, logical
The antireflection layer 21 crossing collection hotting mask layer 2 improves light transmission, interference of light system and reflecting layer 25 is combined,
And utilize NiCrOxNyVisible ray all-wave is achieved with the strong light absorptive of NiCr and the principle of stacking of absorption bands
The strong absorption of section, is effectively increased the absorptance of heat collector, and then improves thermal conversion efficiency, heat for coolant
Reliable thermal source is provided, solves the key issue that solar airconditioning utilizes solar energy to be heated by coolant, reach joint
The purpose of energy environmental protection, is suitable for being widely used in solar airconditioning.Certainly, the solar energy of this heat collector is used
Air-conditioning is the most within the scope of the present invention.
The present invention further provides the manufacture method of a kind of heat collector, such as Fig. 4, the method comprises the steps:
In step S101, heat transfer layer one surface is sequentially depositing reflecting layer, first medium layer, semi-transparent gold
Belong to layer, second dielectric layer and antireflection layer, form collection hotting mask layer；First medium layer, semi-transparent metal level and
Second medium layer constitutes interference of light system, and the material of first medium layer and second dielectric layer is NiCrOxNy, semi-transparent
The material of metal level is NiCr alloy；
Wherein, heat transfer layer may select the aluminium-foil paper that thickness is 0.1～0.3mm, heat transfer efficiency is high, low cost and
It is easy to follow-up welding be heated pipeline.
In this step, reflecting layer can so make, the cylinder silver target using purity to be 99.99%, first
The background vacuum in plated film chamber is evacuated to 2.0 × 10-3Pa～5.0 × 10-3Pa, is then passed through argon at plated film intracavity
100～800SCCM, operating pressure is regulated to 0.1～0.5Pa, obtaining thickness by the method for d.c. sputtering is
The silver layer of 60～90nm.Certainly, this reflecting layer can also is that other have the material of stronger reflective, this reality
Execute example and be not limited to silver layer.
Further alternative, first, second dielectric layer is prepared, and employing purity is 99.99%, nickel
Chromium mass ratio is that the alloys target of 80:20 makes, and the background vacuum in plated film chamber is evacuated to 2.0 × 10-3Pa～5.0
×10-3Pa, is then passed through argon 100～800SCCM, oxygen 20-190SCCM, nitrogen at plated film intracavity
120-420SCCM, regulates operating pressure to 0.2～0.7Pa, obtains thickness by the method for DC reactive sputtering
It is the NiCrO of 30～40nmxNyDielectric layer.
Further alternative, semi-transparent metal level is prepared, and employing purity is 99.99%, nickel chromium triangle quality
Make than the alloys target for 80:20, the background vacuum in plated film chamber is evacuated to 2.0 × 10-3Pa～5.0 × 10-3Pa,
Then it is passed through argon 100～800SCCM at plated film intracavity, operating pressure is regulated to 0.1～0.5Pa, with straight
The method of stream reactive sputtering obtains the NiCr alloy-layer that thickness is 5～20nm.
Further alternative, antireflection layer is prepared, with purity be 99.99%, nickel nobelium mass ratio be
The alloys target of 80:20, is evacuated to 2.0 × 10 by the background vacuum in plated film chamber-3Pa～5.0 × 10-3Pa, then exists
Plated film intracavity is passed through argon 100～800SCCM, oxygen 30-300SCCM, operating pressure is regulated extremely
0.2～0.7Pa, obtain, by the method for DC reactive sputtering, the NiCrO that thickness is 10～20nmxAntireflection layer.
Antireflection layer, the material of first, second dielectric layer are respectively the oxide of semi-transparent metal layer material NiCr
And nitrogen oxides, there is preferable associativity each other, be beneficial to form one film layer.
In step s 102, the fixing pipeline that is heated of another side at heat transfer layer, complete the making of collecting plate.
Concrete, copper tube serpentine, wall thickness can be welded by the method for laser welding at the another side of aluminium-foil paper
More than 0.8mm, the technological parameter of laser welding is: the electric current of laser machine is 180-250A, and frequency is 20HZ,
Pulsewidth is 0.8M/S.Use the method welding copper pipe of laser welding, can effectively fix copper pipe, prevent copper pipe
Displacement.
In step s 103, it is arranged around frame, within collecting plate is fixed on frame at collecting plate.
In the present embodiment, frame optional aluminum frame, and its width is more than the width of collecting plate, at collecting plate
In the centre position of frame, reserve certain space up and down for encapsulating miscellaneous part.
In step S104, set gradually heat-insulation layer and back cover at the back side of the pipeline that is heated, and by back cover and limit
Frame is tightly connected.
Wherein, back cover may select antirust iron leather and makees, outer surface spray zinc, prevents from getting rusty.
Heat-insulation layer may select rock wool and polyurethane insulation coating, and rock wool heat-preservation layer thickness is 30～60mm, rock wool
Polyurethane foam between heat-insulation layer and backboard, forms the polyurethane foaming layer that thickness is 20-40mm.This kind multiple
It is suitable that conjunction heat preserving mode is resistant to thermal-arrest film high-temp., better heat preservation, and thickness, it is to avoid heat collector entirety is thick
Spend big.
In step S105, printing opacity front window is set in thermal-arrest film layer, and by printing opacity front window and bezel seal
Connect.
Wherein, between printing opacity front window and reflecting layer at a distance, prevent the heat collecting the generation of hotting mask layer from making
Printing opacity front window heats up too high and cause danger, the most also for providing certain diffusion through the light of printing opacity front window
Space.Printing opacity front window preferred surface is closely arranged the woven design glass of hexagonal pyramid structure, to be expanded by parallel sunlight
Dissipating, uniform irradiation is on collection hotting mask layer.
The heat collector made by said method, is broken up light by printing opacity front window and is irradiated to collect hotting mask layer,
It is easy to collect hotting mask layer absorb, improves light transmission by the antireflection layer of collection hotting mask layer, by interference of light system and anti-
Penetrate layer to combine, it is achieved the interference of light strengthens extinction and repeatedly absorbs, and utilizes NiCrOxNyWith NiCr's
The principle of stacking of strong light absorptive and absorption bands achieves the full wave strong absorption of visible ray, is effectively increased collection
The absorptance of hot device, and then improve thermal conversion efficiency, for coolant heating hand-held for reliable thermal source, and then can reduce
The power of compressor, reaches the purpose of energy-conserving and environment-protective, is suitable for being widely used in solar airconditioning.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Any amendment, equivalent and the improvement etc. made within bright spirit and principle, should be included in the present invention
Protection domain within.
Claims (9)
1. a heat collector, in solar airconditioning, it is characterised in that include the incidence from sunlight
Printing opacity front window, collection hotting mask layer, heat transfer layer, the pipeline that is heated, heat-insulation layer and the bonnet that direction sets gradually；
Described collection hotting mask layer includes setting gradually from described printing opacity front window side: antireflection layer, first medium layer,
Semi-transparent metal level, second dielectric layer and reflecting layer；
Described first medium layer, semi-transparent metal level and second dielectric layer constitute interference of light system；
The material of described first medium layer and second dielectric layer is NiCrOxNy, the material of described semi-transparent metal level
For NiCr alloy；
The thickness of described first medium layer and second dielectric layer is 30～40nm, the thickness of described semi-transparent metal level
It is 5～20nm.
2. heat collector as claimed in claim 1, it is characterised in that the material of described antireflection layer is
NiCrOx, thickness is 10～20nm.
3. heat collector as claimed in claim 1, it is characterised in that described printing opacity front window is that surface has tightly
The woven design glass of the hexagonal pyramid structure of solid matter row.
4. heat collector as claimed in claim 1, it is characterised in that described in the pipeline that is heated be copper tube serpentine.
5. heat collector as claimed in claim 1, it is characterised in that described heat-insulation layer includes that thickness is
The rock wool heat-preservation layer of 30～60mm and the thickness being formed between described rock wool heat-preservation layer and backboard are
The polyurethane foaming layer of 20～40mm.
6. heat collector as claimed in claim 1, it is characterised in that described printing opacity front window and collection hotting mask layer it
Between have air layer.
7. a solar airconditioning, including solar thermal collector, it is characterised in that described solar thermal collector
For the heat collector described in any one of claim 1 to 6.
8. the manufacture method of a heat collector, it is characterised in that comprise the steps:
Heat transfer layer one surface is sequentially depositing reflecting layer, first medium layer, semi-transparent metal level, second medium
Layer and antireflection layer, form collection hotting mask layer；Described first medium layer, semi-transparent metal level and second dielectric layer structure
Becoming interference of light system, the material of described first medium layer and second dielectric layer is NiCrOxNy, described semi-transparent gold
The material belonging to layer is NiCr alloy；The thickness of described first medium layer and second dielectric layer is 30～40nm, institute
The thickness stating semi-transparent metal level is 5～20nm；
The fixing pipeline that is heated of another side at described heat transfer layer, completes the making of collecting plate；
It is arranged around frame, within collecting plate is fixed on described frame at described collecting plate；
Heat-insulation layer and back cover is set gradually at the back side of the described pipeline that is heated, and by described back cover and described frame
It is tightly connected；
Printing opacity front window is set in described thermal-arrest film layer, and described printing opacity front window is connected with described bezel seal
Connect.
9. manufacture method as claimed in claim 8, it is characterised in that described in the pipeline that is heated use snakelike copper
Pipe.
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| CN201310344350.5A CN104344573B (en) | 2013-08-08 | 2013-08-08 | A kind of heat collector, the manufacture method of heat collector and solar airconditioning |
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| CN201310344350.5A CN104344573B (en) | 2013-08-08 | 2013-08-08 | A kind of heat collector, the manufacture method of heat collector and solar airconditioning |
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| CN104344573B true CN104344573B (en) | 2016-08-10 |
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| CN105135155A (en) * | 2015-09-12 | 2015-12-09 | 泰州市鑫润天冶金保温材料有限公司 | Composite reflective insulation plate special for power plant pipeline |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003042122A2 (en) * | 2001-11-09 | 2003-05-22 | Guardian Industries Corp. | Coated article with improved barrier layer structure and method of making the same |
| CN101726122A (en) * | 2008-10-29 | 2010-06-09 | 深圳市拓日新能源科技股份有限公司 | Flat plate type solar heat collector |
| EP2251311A2 (en) * | 2000-07-10 | 2010-11-17 | Guardian Industries Corp. | Heat treatable low-e coated articles and methods of making same |
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2013
- 2013-08-08 CN CN201310344350.5A patent/CN104344573B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2251311A2 (en) * | 2000-07-10 | 2010-11-17 | Guardian Industries Corp. | Heat treatable low-e coated articles and methods of making same |
| WO2003042122A2 (en) * | 2001-11-09 | 2003-05-22 | Guardian Industries Corp. | Coated article with improved barrier layer structure and method of making the same |
| CN101726122A (en) * | 2008-10-29 | 2010-06-09 | 深圳市拓日新能源科技股份有限公司 | Flat plate type solar heat collector |
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