DD146968A5 - Anordnung zur erzeugung und regelung der wellenform elektrischer groessen - Google Patents
Anordnung zur erzeugung und regelung der wellenform elektrischer groessen Download PDFInfo
- Publication number
- DD146968A5 DD146968A5 DD79216548A DD21654879A DD146968A5 DD 146968 A5 DD146968 A5 DD 146968A5 DD 79216548 A DD79216548 A DD 79216548A DD 21654879 A DD21654879 A DD 21654879A DD 146968 A5 DD146968 A5 DD 146968A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- voltage
- current
- signal
- wave
- operational amplifier
- Prior art date
Links
- 238000000034 method Methods 0.000 claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003792 electrolyte Substances 0.000 claims description 16
- 238000004040 coloring Methods 0.000 claims description 8
- 230000015556 catabolic process Effects 0.000 claims description 3
- 238000006731 degradation reaction Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 238000005363 electrowinning Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 239000003990 capacitor Substances 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000002048 anodisation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/12—Process control or regulation
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is AC
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices
- G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices semiconductor devices only
- G05F1/445—Regulating voltage or current wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices semiconductor devices only being transistors in series with the load
-
- 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
- Y10S204/00—Chemistry: electrical and wave energy
- Y10S204/09—Wave forms
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Automation & Control Theory (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Radar, Positioning & Navigation (AREA)
- Power Engineering (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Electrolytic Production Of Metals (AREA)
- Control Of Voltage And Current In General (AREA)
- Electroplating Methods And Accessories (AREA)
- Prevention Of Electric Corrosion (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES474736A ES474736A1 (es) | 1978-10-31 | 1978-10-31 | Sistema de generacion y autocontrol de la forma de onda y - tension o corriente aplicable a procesos de coloracion elec-trolitica del aluminio anodizado. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD146968A5 true DD146968A5 (de) | 1981-03-11 |
Family
ID=8477031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD79216548A DD146968A5 (de) | 1978-10-31 | 1979-10-30 | Anordnung zur erzeugung und regelung der wellenform elektrischer groessen |
Country Status (39)
| Country | Link |
|---|---|
| US (1) | US4338176A (es) |
| JP (1) | JPS5569299A (es) |
| KR (1) | KR840002602Y1 (es) |
| AR (1) | AR221111A1 (es) |
| AT (1) | AT374636B (es) |
| AU (1) | AU516345B2 (es) |
| BE (1) | BE879658A (es) |
| BG (1) | BG33299A3 (es) |
| BR (1) | BR7907025A (es) |
| CA (1) | CA1146237A (es) |
| CH (1) | CH652151A5 (es) |
| CU (1) | CU21008A (es) |
| DD (1) | DD146968A5 (es) |
| DE (1) | DE2941191C2 (es) |
| DK (1) | DK458879A (es) |
| EG (1) | EG13767A (es) |
| ES (1) | ES474736A1 (es) |
| FR (1) | FR2440643A1 (es) |
| GB (1) | GB2034083B (es) |
| GR (1) | GR72852B (es) |
| HU (1) | HU179456B (es) |
| IE (1) | IE48978B1 (es) |
| IN (1) | IN153192B (es) |
| IS (1) | IS1160B6 (es) |
| IT (1) | IT1119243B (es) |
| LU (1) | LU81827A1 (es) |
| MA (1) | MA18625A1 (es) |
| MX (1) | MX146914A (es) |
| NL (1) | NL7907753A (es) |
| NO (1) | NO152578C (es) |
| NZ (1) | NZ191972A (es) |
| OA (1) | OA06358A (es) |
| PL (1) | PL121986B1 (es) |
| PT (1) | PT70370A (es) |
| RO (1) | RO80666A (es) |
| SE (1) | SE7908982L (es) |
| TR (1) | TR20677A (es) |
| YU (1) | YU264879A (es) |
| ZA (1) | ZA795553B (es) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4441967A (en) * | 1982-12-23 | 1984-04-10 | The United States Of America As Represented By The Secretary Of The Army | Method of passivating mercury cadmium telluride using modulated DC anodization |
| DE3718741A1 (de) * | 1986-07-23 | 1988-02-04 | Henkel Kgaa | Verfahren und schaltungsanordnung zur elektrolytischen einfaerbung anodisierter aluminiumoberflaechen |
| DE3743113A1 (de) * | 1987-12-18 | 1989-06-29 | Gartner & Co J | Verfahren zum elektrolytischen faerben von anodisch erzeugten oxidschichten auf aluminium und aluminiumlegierungen |
| ES2048612B1 (es) * | 1991-04-11 | 1995-07-01 | Novamax Tech Holdings | Mejoras introducidas en los sistemas de generacion y control de corriente para procesos electroliticos> |
| US5899709A (en) * | 1992-04-07 | 1999-05-04 | Semiconductor Energy Laboratory Co., Ltd. | Method for forming a semiconductor device using anodic oxidation |
| US6146515A (en) * | 1998-12-16 | 2000-11-14 | Tecnu, Inc. | Power supply and method for producing non-periodic complex waveforms |
| AU2002224434A8 (en) * | 2000-10-18 | 2006-11-02 | Tecnu Inc | Electrochemical processing power device |
| US8027571B2 (en) | 2005-04-22 | 2011-09-27 | Shell Oil Company | In situ conversion process systems utilizing wellbores in at least two regions of a formation |
| GB2451311A (en) * | 2005-10-24 | 2009-01-28 | Shell Int Research | Systems,methods and processes for use in treating subsurface formations |
| US7683296B2 (en) | 2006-04-21 | 2010-03-23 | Shell Oil Company | Adjusting alloy compositions for selected properties in temperature limited heaters |
| CA2700732A1 (en) | 2007-10-19 | 2009-04-23 | Shell Internationale Research Maatschappij B.V. | Cryogenic treatment of gas |
| CN105177667B (zh) * | 2015-10-19 | 2018-06-26 | 广东坚美铝型材厂（集团）有限公司 | 着色控制方法及系统 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1902983C3 (de) * | 1968-06-21 | 1978-06-22 | Keller, Eberhard, 7121 Freudental | Verfahren zum elektrolytischen Färben von anodischen Oxidschichten auf Aluminium oder Aluminiumlegierungen |
| US3550025A (en) * | 1968-10-16 | 1970-12-22 | David S Stodolsky | Class b transistor power amplifier |
| US3875496A (en) * | 1974-03-13 | 1975-04-01 | Glenayre Electronics Ltd | Static inverter using multiple signal control loops |
| DE2425625A1 (de) * | 1974-05-27 | 1975-12-04 | Cillichemie | Hochspannungsgenerator insbesondere fuer kapazitive lasten wie ozongeneratoren |
| US3983014A (en) * | 1974-12-16 | 1976-09-28 | The Scionics Corporation | Anodizing means and techniques |
| GB1507872A (en) * | 1975-02-21 | 1978-04-19 | Roband Electronics Ltd | Apparatus for generating alternating currents of accurately predetermined waveform |
| ES437604A1 (es) * | 1975-05-12 | 1977-01-16 | Empresa Nacional Aluminio | Sistema de autocontrol y regulacion del valor medio de la tension aplicada en procesos de coloracion electrolitica de aluminio anodizado. |
| US4099109A (en) * | 1976-10-01 | 1978-07-04 | Westinghouse Electric Corp. | Digital apparatus for synthesizing pulse width modulated waveforms and digital pulse width modulated control system |
-
1978
- 1978-10-31 ES ES474736A patent/ES474736A1/es not_active Expired
-
1979
- 1979-10-08 AR AR278402A patent/AR221111A1/es active
- 1979-10-09 IN IN712/DEL/79A patent/IN153192B/en unknown
- 1979-10-10 AU AU51587/79A patent/AU516345B2/en not_active Ceased
- 1979-10-11 GB GB7935391A patent/GB2034083B/en not_active Expired
- 1979-10-11 US US06/083,943 patent/US4338176A/en not_active Expired - Lifetime
- 1979-10-11 MX MX179625A patent/MX146914A/es unknown
- 1979-10-11 DE DE2941191A patent/DE2941191C2/de not_active Expired
- 1979-10-12 IS IS2514A patent/IS1160B6/is unknown
- 1979-10-15 OA OA56918A patent/OA06358A/xx unknown
- 1979-10-17 ZA ZA00795553A patent/ZA795553B/xx unknown
- 1979-10-17 GR GR60294A patent/GR72852B/el unknown
- 1979-10-18 AT AT0678779A patent/AT374636B/de not_active IP Right Cessation
- 1979-10-19 IT IT69039/79A patent/IT1119243B/it active
- 1979-10-22 NL NL7907753A patent/NL7907753A/nl not_active Application Discontinuation
- 1979-10-24 TR TR20677A patent/TR20677A/xx unknown
- 1979-10-25 PT PT70370A patent/PT70370A/pt unknown
- 1979-10-25 MA MA18825A patent/MA18625A1/fr unknown
- 1979-10-26 BE BE0/197834A patent/BE879658A/fr not_active IP Right Cessation
- 1979-10-28 EG EG654/79A patent/EG13767A/xx active
- 1979-10-29 BG BG045331A patent/BG33299A3/xx unknown
- 1979-10-29 RO RO7999077A patent/RO80666A/ro unknown
- 1979-10-29 PL PL1979219301A patent/PL121986B1/pl unknown
- 1979-10-29 LU LU81827A patent/LU81827A1/fr unknown
- 1979-10-30 HU HU79EE2703A patent/HU179456B/hu unknown
- 1979-10-30 IE IE2076/79A patent/IE48978B1/en unknown
- 1979-10-30 DD DD79216548A patent/DD146968A5/de unknown
- 1979-10-30 JP JP14114279A patent/JPS5569299A/ja active Pending
- 1979-10-30 DK DK458879A patent/DK458879A/da not_active Application Discontinuation
- 1979-10-30 BR BR7907025A patent/BR7907025A/pt unknown
- 1979-10-30 NO NO793487A patent/NO152578C/no unknown
- 1979-10-30 SE SE7908982A patent/SE7908982L/xx not_active Application Discontinuation
- 1979-10-30 CA CA000338723A patent/CA1146237A/en not_active Expired
- 1979-10-30 CH CH9698/79A patent/CH652151A5/de not_active IP Right Cessation
- 1979-10-30 FR FR7926923A patent/FR2440643A1/fr active Granted
- 1979-10-30 YU YU02648/79A patent/YU264879A/xx unknown
- 1979-10-30 NZ NZ191972A patent/NZ191972A/xx unknown
- 1979-10-31 CU CU7935161-AA patent/CU21008A/es unknown
-
1984
- 1984-04-19 KR KR2019840003606U patent/KR840002602Y1/ko not_active Expired
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