DE2634457A1 - Sammlerplatten fuer sonnenwaerme mit selektiver schicht verbesserter stabilitaet gegenueber kondenswasser - Google Patents
Sammlerplatten fuer sonnenwaerme mit selektiver schicht verbesserter stabilitaet gegenueber kondenswasserInfo
- Publication number
- DE2634457A1 DE2634457A1 DE19762634457 DE2634457A DE2634457A1 DE 2634457 A1 DE2634457 A1 DE 2634457A1 DE 19762634457 DE19762634457 DE 19762634457 DE 2634457 A DE2634457 A DE 2634457A DE 2634457 A1 DE2634457 A1 DE 2634457A1
- Authority
- DE
- Germany
- Prior art keywords
- collector according
- acid solution
- selective
- aqueous liquid
- water
- 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.)
- Withdrawn
Links
- 238000009833 condensation Methods 0.000 title description 4
- 230000005494 condensation Effects 0.000 title description 4
- 238000000576 coating method Methods 0.000 claims description 51
- 239000011248 coating agent Substances 0.000 claims description 50
- 239000000243 solution Substances 0.000 claims description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 42
- 239000010949 copper Substances 0.000 claims description 42
- 229910052802 copper Inorganic materials 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 36
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 35
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 claims description 31
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 claims description 31
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 24
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical group [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 23
- 239000003513 alkali Substances 0.000 claims description 15
- 239000012141 concentrate Substances 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 238000011282 treatment Methods 0.000 claims description 11
- 229910019142 PO4 Inorganic materials 0.000 claims description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 10
- 239000010452 phosphate Substances 0.000 claims description 10
- 229910052783 alkali metal Inorganic materials 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 8
- -1 alkali metal chlorite Chemical class 0.000 claims description 7
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 7
- 229910001919 chlorite Inorganic materials 0.000 claims description 7
- 229910052619 chlorite group Inorganic materials 0.000 claims description 7
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 238000009835 boiling Methods 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- 230000002745 absorbent Effects 0.000 claims description 4
- 239000002250 absorbent Substances 0.000 claims description 4
- 239000002585 base Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 230000001186 cumulative effect Effects 0.000 claims description 3
- UKLNMMHNWFDKNT-UHFFFAOYSA-M sodium chlorite Chemical group [Na+].[O-]Cl=O UKLNMMHNWFDKNT-UHFFFAOYSA-M 0.000 claims description 3
- 229960002218 sodium chlorite Drugs 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 2
- 229910000318 alkali metal phosphate Inorganic materials 0.000 claims 1
- 239000012774 insulation material Substances 0.000 claims 1
- 230000002459 sustained effect Effects 0.000 claims 1
- 239000012780 transparent material Substances 0.000 claims 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 12
- 239000000758 substrate Substances 0.000 description 10
- 229960004643 cupric oxide Drugs 0.000 description 8
- 239000005751 Copper oxide Substances 0.000 description 7
- 229910000431 copper oxide Inorganic materials 0.000 description 7
- 239000007800 oxidant agent Substances 0.000 description 6
- 230000005855 radiation Effects 0.000 description 6
- 235000011121 sodium hydroxide Nutrition 0.000 description 6
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 230000001143 conditioned effect Effects 0.000 description 3
- 229910001431 copper ion Inorganic materials 0.000 description 3
- VISKNDGJUCDNMS-UHFFFAOYSA-M potassium;chlorite Chemical compound [K+].[O-]Cl=O VISKNDGJUCDNMS-UHFFFAOYSA-M 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 238000010306 acid treatment Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000554 Admiralty brass Inorganic materials 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920006328 Styrofoam Polymers 0.000 description 1
- 229910000581 Yellow brass Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008261 styrofoam Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/20—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption
- F24S70/25—Coatings made of metallic material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
- F24S40/40—Preventing corrosion; Protecting against dirt or contamination
- F24S40/42—Preventing condensation inside solar modules
-
- 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
- F24S10/75—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits with enlarged surfaces, e.g. with protrusions or corrugations
- F24S10/753—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits with enlarged surfaces, e.g. with protrusions or corrugations 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
- F24S70/00—Details of absorbing elements
- F24S70/20—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption
- F24S70/225—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption for spectrally selective absorption
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
- F24S70/60—Details of absorbing elements characterised by the structure or construction
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S126/00—Stoves and furnaces
- Y10S126/907—Absorber coating
- Y10S126/908—Particular chemical
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Sustainable Development (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Treatment Of Metals (AREA)
- Chemically Coating (AREA)
- Laminated Bodies (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/600,344 US4074706A (en) | 1975-07-30 | 1975-07-30 | Solar collector having selective film of improved stability to liquid water condensate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2634457A1 true DE2634457A1 (de) | 1977-02-17 |
Family
ID=24403225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762634457 Withdrawn DE2634457A1 (de) | 1975-07-30 | 1976-07-29 | Sammlerplatten fuer sonnenwaerme mit selektiver schicht verbesserter stabilitaet gegenueber kondenswasser |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4074706A (enExample) |
| JP (1) | JPS5248851A (enExample) |
| BR (1) | BR7604923A (enExample) |
| DE (1) | DE2634457A1 (enExample) |
| ES (1) | ES450261A1 (enExample) |
| GB (1) | GB1514360A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2408099A1 (fr) * | 1977-11-03 | 1979-06-01 | Svenska Flaektfabriken Ab | Capteur d'energie solaire de configuration plate et son procede de fabrication |
| EP0029257A1 (en) * | 1979-06-25 | 1981-05-27 | Koninklijke Philips Electronics N.V. | Substrate coated with a corrosion-resistant black layer and process for obtaining such a substrate |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4184476A (en) * | 1977-08-26 | 1980-01-22 | Mcarthur William H | Solar energy collecting apparatus |
| US4178909A (en) * | 1978-05-01 | 1979-12-18 | Reynolds Metals Company | Solar collector |
| US4244356A (en) * | 1978-06-16 | 1981-01-13 | Columbia Chase Corporation | Solar collector |
| DE2834632A1 (de) * | 1978-08-08 | 1980-02-28 | Roeser Hans Peter Dipl Phys | Sonnenkollektor |
| IT1159922B (it) * | 1978-10-04 | 1987-03-04 | Pirelli | Tetto solare |
| US4257398A (en) * | 1979-03-26 | 1981-03-24 | Watson W Keith R | High efficiency solar collector |
| US4261333A (en) * | 1979-12-03 | 1981-04-14 | Stephen Guarnaschelli | Solar heat exchanger |
| GB2152651B (en) * | 1983-12-08 | 1987-11-11 | Christopher George Lloyd | Wall module |
| JPS62261379A (ja) * | 1986-05-09 | 1987-11-13 | 河原 国明 | スキ−板などの構造 |
| ITTO20020507A1 (it) * | 2002-06-14 | 2003-12-15 | Isolpack Spa | Componente di rivestimento per la protezione di superfici esterne di edifici dagli agenti atmosferici incorporante mezzi scambiatori di calo |
| ATE391889T1 (de) * | 2006-02-24 | 2008-04-15 | Raymond Mattioli | Sonnenkollektor mit konzentration |
| US20100314081A1 (en) * | 2009-06-12 | 2010-12-16 | Reis Bradley E | High Temperature Graphite Heat Exchanger |
| CN111364028B (zh) * | 2020-01-20 | 2022-06-28 | 湖北大学 | 一种可用于水收集的氧化铜超滑表面的制备方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2460896A (en) * | 1944-08-19 | 1949-02-08 | Enthone | Composition for blackening copper and copper alloy surfaces |
| US2437441A (en) * | 1945-02-14 | 1948-03-09 | Associated Chemical Company | Coloring metal surfaces |
| US2481854A (en) * | 1946-02-14 | 1949-09-13 | Enthone | Composition to blacken surfaces of copper and of alloys containing copper |
| US3198672A (en) * | 1960-08-18 | 1965-08-03 | Internat Protected Metals Inc | Preparation of cupric oxide surfaces |
| US3837929A (en) * | 1970-08-28 | 1974-09-24 | Olin Corp | Method of producing tarnish resistant copper and copper alloys and products thereof |
| US3929122A (en) * | 1974-11-18 | 1975-12-30 | Universal Oil Prod Co | Solar energy collector |
| JPS51115344A (en) * | 1975-01-14 | 1976-10-09 | Commw Scient Ind Res Org | Improvement in surface of solar heat absorbing body |
-
1975
- 1975-07-30 US US05/600,344 patent/US4074706A/en not_active Expired - Lifetime
-
1976
- 1976-07-27 GB GB31294/76A patent/GB1514360A/en not_active Expired
- 1976-07-29 ES ES450261A patent/ES450261A1/es not_active Expired
- 1976-07-29 DE DE19762634457 patent/DE2634457A1/de not_active Withdrawn
- 1976-07-29 BR BR7604923A patent/BR7604923A/pt unknown
- 1976-07-30 JP JP51091210A patent/JPS5248851A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2408099A1 (fr) * | 1977-11-03 | 1979-06-01 | Svenska Flaektfabriken Ab | Capteur d'energie solaire de configuration plate et son procede de fabrication |
| EP0029257A1 (en) * | 1979-06-25 | 1981-05-27 | Koninklijke Philips Electronics N.V. | Substrate coated with a corrosion-resistant black layer and process for obtaining such a substrate |
Also Published As
| Publication number | Publication date |
|---|---|
| BR7604923A (pt) | 1977-08-09 |
| GB1514360A (en) | 1978-06-14 |
| JPS5248851A (en) | 1977-04-19 |
| US4074706A (en) | 1978-02-21 |
| ES450261A1 (es) | 1977-12-01 |
| JPS5410731B2 (enExample) | 1979-05-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |