SE372673B - - Google Patents
Info
- Publication number
- SE372673B SE372673B SE7200077A SE7772A SE372673B SE 372673 B SE372673 B SE 372673B SE 7200077 A SE7200077 A SE 7200077A SE 7772 A SE7772 A SE 7772A SE 372673 B SE372673 B SE 372673B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/125—Avoiding or suppressing excessive transient voltages or currents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
- B23H3/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712100415 DE2100415C3 (de) | 1971-01-07 | Überstromschutzeinrichtung zum schnellen Abschalten einer Gleichstromerzeugungsanlage |
Publications (1)
Publication Number | Publication Date |
---|---|
SE372673B true SE372673B (xx) | 1974-12-23 |
Family
ID=5795281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7200077A SE372673B (xx) | 1971-01-07 | 1972-01-04 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3702962A (xx) |
JP (1) | JPS4714624A (xx) |
CH (1) | CH546016A (xx) |
FR (1) | FR2121514B1 (xx) |
GB (1) | GB1373417A (xx) |
IT (1) | IT946332B (xx) |
SE (1) | SE372673B (xx) |
SU (1) | SU1003777A3 (xx) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3867669A (en) * | 1974-01-11 | 1975-02-18 | Yakov Lvovich Krasik | Power source with a sparkproof output |
US3931546A (en) * | 1974-05-28 | 1976-01-06 | C. E. Niehoff & Co. | Over-voltage protection circuit |
JPS51156435U (xx) * | 1975-06-09 | 1976-12-13 | ||
JPS5273161A (en) * | 1975-12-15 | 1977-06-18 | Naniwa Seitei Kk | Intermediate material for manufacturing nut |
US4331994A (en) * | 1979-09-28 | 1982-05-25 | Borg-Warner Corporation | Shootthrough fault protection system for a voltage source transistor inverter |
US4825029A (en) * | 1987-06-02 | 1989-04-25 | Wickes Companies, Inc. | Spark erosion system for reducing the height of a honeycomb seal |
US5127967A (en) * | 1987-09-04 | 1992-07-07 | Surface Combustion, Inc. | Ion carburizing |
US4853046A (en) * | 1987-09-04 | 1989-08-01 | Surface Combustion, Inc. | Ion carburizing |
US5241152A (en) * | 1990-03-23 | 1993-08-31 | Anderson Glen L | Circuit for detecting and diverting an electrical arc in a glow discharge apparatus |
DE19843245A1 (de) * | 1997-09-16 | 1999-08-12 | Siemens Ag | Anordnung zur Gewinnung einer Hilfsenergie für ein Auslösesystem und Verwendung derselben |
SE510482C2 (sv) * | 1997-10-10 | 1999-05-25 | Asea Brown Boveri | Anordning för spänningssättning av en självkommuterad (VSC) strömriktare |
US6442051B1 (en) | 2000-10-31 | 2002-08-27 | General Electric Company | Full thyristor bridge circuit with free wheeling diode for de-excitation control and stability sensing |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2158289A (en) * | 1934-10-22 | 1939-05-16 | Asea Ab | Means for suppressing disturbances in ionic valves by grid control |
SU139716A1 (ru) * | 1958-09-08 | 1960-11-30 | Е.М. Глух | Независимый трехфазный инвертор |
US3198989A (en) * | 1961-03-30 | 1965-08-03 | American Mach & Foundry | Electronic switch device with commutating capacitor |
US3217207A (en) * | 1961-05-26 | 1965-11-09 | Elox Corp Michigan | Peak drive protective circuit |
FR1325853A (fr) * | 1962-03-23 | 1963-05-03 | Cem Comp Electro Mec | Perfectionnement aux redresseurs et onduleurs non autonomes polyphasés |
FR1373115A (fr) * | 1963-08-06 | 1964-09-25 | Ferodo Sa | Dispositif onduleur polyphasé |
FR1404651A (fr) * | 1964-05-22 | 1965-07-02 | Alsthom Cgee | Convertisseur statique de courant |
FR1439783A (fr) * | 1964-07-17 | 1966-05-20 | Elin Union Ag | Redresseur de courant pourvu de moyens d'interruption rapide du courant en cas de dérangement |
US3449654A (en) * | 1965-10-11 | 1969-06-10 | Gen Motors Corp | Direct current commutation system for brushless electrical motors |
-
1971
- 1971-11-09 US US196912A patent/US3702962A/en not_active Expired - Lifetime
- 1971-12-10 CH CH1802171A patent/CH546016A/xx not_active IP Right Cessation
- 1971-12-20 FR FR7145750A patent/FR2121514B1/fr not_active Expired
- 1971-12-28 SU SU711731190A patent/SU1003777A3/ru active
-
1972
- 1972-01-04 SE SE7200077A patent/SE372673B/xx unknown
- 1972-01-05 IT IT19073/72A patent/IT946332B/it active
- 1972-01-06 GB GB60272A patent/GB1373417A/en not_active Expired
- 1972-01-06 JP JP427072A patent/JPS4714624A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SU1003777A3 (ru) | 1983-03-07 |
DE2100415B2 (de) | 1973-03-01 |
GB1373417A (en) | 1974-11-13 |
FR2121514B1 (xx) | 1975-04-18 |
US3702962A (en) | 1972-11-14 |
CH546016A (xx) | 1974-02-15 |
IT946332B (it) | 1973-05-21 |
JPS4714624A (xx) | 1972-08-11 |
FR2121514A1 (xx) | 1972-08-25 |
DE2100415A1 (de) | 1972-07-20 |