CH621895A5 - - Google Patents
Download PDFInfo
- Publication number
- CH621895A5 CH621895A5 CH444577A CH444577A CH621895A5 CH 621895 A5 CH621895 A5 CH 621895A5 CH 444577 A CH444577 A CH 444577A CH 444577 A CH444577 A CH 444577A CH 621895 A5 CH621895 A5 CH 621895A5
- Authority
- CH
- Switzerland
- Prior art keywords
- current
- cycloconverter
- voltage
- channels
- unidirectional
- Prior art date
Links
- 230000007704 transition Effects 0.000 claims description 77
- 230000007935 neutral effect Effects 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 21
- 230000001960 triggered effect Effects 0.000 claims description 19
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 230000008034 disappearance Effects 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- 230000002194 synthesizing effect Effects 0.000 claims description 3
- 230000005764 inhibitory process Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
- 230000001629 suppression Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 22
- 230000001681 protective effect Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 230000003287 optical effect Effects 0.000 description 8
- 230000006870 function Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 239000002800 charge carrier Substances 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 6
- 230000010355 oscillation Effects 0.000 description 6
- 230000010363 phase shift Effects 0.000 description 6
- 230000002441 reversible effect Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 230000000670 limiting effect Effects 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000011664 signaling Effects 0.000 description 4
- 101100110009 Caenorhabditis elegans asd-2 gene Proteins 0.000 description 3
- 238000006842 Henry reaction Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006854 communication Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002964 excitative effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000009993 protective function Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M5/27—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency
- H02M5/271—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency from a three phase input voltage
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ac-Ac Conversion (AREA)
- Inverter Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/676,468 US4105897A (en) | 1976-04-13 | 1976-04-13 | Cycloconverter apparatus and method for working into an active load |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH621895A5 true CH621895A5 (de) | 1981-02-27 |
Family
ID=24714643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH444577A CH621895A5 (de) | 1976-04-13 | 1977-04-07 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4105897A (de) |
| JP (1) | JPS52125718A (de) |
| AU (1) | AU497767B1 (de) |
| CA (1) | CA1077135A (de) |
| CH (1) | CH621895A5 (de) |
| DE (1) | DE2715930C2 (de) |
| FR (2) | FR2368822A1 (de) |
| GB (1) | GB1581931A (de) |
| NL (1) | NL7704026A (de) |
| SE (1) | SE433898B (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4559520A (en) * | 1982-06-23 | 1985-12-17 | New England Power Service Company | Method for communication utilizing multi-mode reception |
| US4481494A (en) * | 1983-01-31 | 1984-11-06 | Therm-O-Disc, Incorporated | Bi-metal snap disc operated relay |
| US4926307A (en) * | 1986-10-15 | 1990-05-15 | Yang Tai Her | Polyphase a.c. motor supplied with power via d.c. power supply |
| US5198796A (en) * | 1991-06-27 | 1993-03-30 | Distribution Control Systems, Inc. | Outbound signal detector system and method |
| DE69628315T2 (de) * | 1995-09-08 | 2004-03-18 | Kabushiki Kaisha Yaskawa Denki, Kitakyushu | Stromwandlervorrichtung und -verfahren |
| US7050313B2 (en) * | 2004-02-04 | 2006-05-23 | Smiths Aerospace Llc. | Aircraft AC-DC converter |
| US20070221128A1 (en) * | 2006-03-23 | 2007-09-27 | Soo Young Choi | Method and apparatus for improving uniformity of large-area substrates |
| JP2014518060A (ja) * | 2011-05-26 | 2014-07-24 | エンフェイズ エナジー インコーポレイテッド | 三相共振電力コンバータから単相電力を発生するための方法及び装置 |
| RU2639048C2 (ru) * | 2015-03-30 | 2017-12-19 | Евгений Николаевич Коптяев | Способ преобразования частоты |
| RU170077U1 (ru) * | 2016-02-02 | 2017-04-13 | Евгений Николаевич Коптяев | Обратимый преобразователь |
| RU2691635C2 (ru) * | 2018-10-29 | 2019-06-17 | Евгений Николаевич Коптяев | Способ двухканального преобразования частоты |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2305862A (en) * | 1938-08-26 | 1942-12-22 | Sangamo Electric Co | Remote control system |
| BE525315A (de) * | 1954-03-06 | 1900-01-01 | ||
| US3211914A (en) * | 1961-10-09 | 1965-10-12 | Gen Electric | Electric power transmission system |
| FR1339607A (fr) * | 1962-08-10 | 1963-10-11 | Cie Generale D Electricite Ind | Perfectionnements aux convertisseurs d'énergie électrique alternative à fréquence réglable |
| US3287622A (en) * | 1963-06-14 | 1966-11-22 | Bendix Corp | Static frequency converter for producing a constant output frequency from a variablefrequency input |
| CH432625A (de) * | 1965-07-27 | 1967-03-31 | Landis & Gyr Ag | Rundsteuersender |
| GB1196906A (en) * | 1966-06-29 | 1970-07-01 | Merseyside And North Wales Ele | Improvements in or relating to Control Systems |
| US3517300A (en) * | 1968-04-16 | 1970-06-23 | Gen Electric | Power converter circuits having a high frequency link |
| US3718854A (en) * | 1971-10-29 | 1973-02-27 | Electrospace Corp | Frequency converter circuit with multivibrator control |
| US3991354A (en) * | 1975-05-29 | 1976-11-09 | Westinghouse Electric Corporation | Variable speed drive for induction motor |
-
1976
- 1976-04-13 US US05/676,468 patent/US4105897A/en not_active Expired - Lifetime
-
1977
- 1977-03-23 CA CA274,562A patent/CA1077135A/en not_active Expired
- 1977-03-31 SE SE7703755A patent/SE433898B/sv not_active IP Right Cessation
- 1977-04-06 GB GB14592/77A patent/GB1581931A/en not_active Expired
- 1977-04-06 AU AU24045/77A patent/AU497767B1/en not_active Expired
- 1977-04-07 CH CH444577A patent/CH621895A5/fr active IP Right Maintenance
- 1977-04-09 DE DE2715930A patent/DE2715930C2/de not_active Expired
- 1977-04-12 JP JP4103577A patent/JPS52125718A/ja active Pending
- 1977-04-12 FR FR7710957A patent/FR2368822A1/fr active Granted
- 1977-04-13 NL NL7704026A patent/NL7704026A/xx not_active Application Discontinuation
-
1978
- 1978-01-20 FR FR7801732A patent/FR2371810A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4105897A (en) | 1978-08-08 |
| FR2371810B1 (de) | 1980-08-22 |
| FR2371810A1 (fr) | 1978-06-16 |
| DE2715930C2 (de) | 1982-06-09 |
| GB1581931A (en) | 1980-12-31 |
| CA1077135A (en) | 1980-05-06 |
| SE7703755L (sv) | 1977-10-14 |
| AU497767B1 (en) | 1979-01-04 |
| JPS52125718A (en) | 1977-10-21 |
| SE433898B (sv) | 1984-06-18 |
| NL7704026A (nl) | 1977-10-17 |
| FR2368822A1 (fr) | 1978-05-19 |
| DE2715930A1 (de) | 1977-10-27 |
| FR2368822B1 (de) | 1981-11-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0396477B1 (de) | Statischer Auslöser für einen ein dreiphasiges Netz schützenden Schutzschalter, der die Bestimmung des Fehlertyps erlaubt | |
| EP3507877B1 (de) | Verfahren zur steuerung einer anlage mit ermöglichung von gleichstromübertragung in einem netzwerk bei schutz des netzwerks vor einem kurzschluss | |
| EP0019507B1 (de) | Verbesserung kapazitiver Spannungstransformatoren mit elektronischem Ausgang | |
| CH621895A5 (de) | ||
| FR2504746A1 (fr) | Dispositif de protection de charge a semi-conducteurs avec une detection des derangements a la terre | |
| CH618296A5 (de) | ||
| FR2736219A1 (fr) | Dispositif de protection de convertisseur de puissance pour systeme de puissance electrique | |
| FR3004019A1 (fr) | Composant de protection contre des surtensions | |
| EP0051820B1 (de) | Schaltung zur schnellen Ableitung einer Restladung auf einem zur Überwachung hoher Wechselspannungen verwendeten kapazitiven Spannungsteiler | |
| FR3062512A1 (fr) | Dispositif de coupure de courant continu haute tension | |
| FR2655767A1 (fr) | Disjoncteur limiteur a courant continu a haute tension. | |
| FR3056033A1 (fr) | Protection d'un reseau hvdc | |
| EP0834983A2 (de) | Anordnung zur Strommessung in einem Wechselrichter | |
| FR2502412A1 (fr) | Perfectionnements aux disjoncteurs sensibles aux courants de fuite | |
| FR3042656A1 (fr) | Equipement d’interconnexion pour reseau haute tension continue | |
| EP0595677B1 (de) | Verfahren und Vorrichtung zum Messen der Anpassung und Fehlanpassung der Kompensation eines Stromversorgungsnetzes | |
| EP2346154A1 (de) | Einspeisungssystem eines Elements zwischen einem Rotor und einem Stator einer elektrischen Maschine, und Steuerungsverfahren eines solchen Systems | |
| FR2613493A1 (fr) | Dispositifs de detection de transitions vers l'etat normal dans un bobinage supraconducteur, notamment de generatrice electrique, et de protection d'un tel bobinage | |
| FR2997196A1 (fr) | Circuit de test de disjoncteur haute tension a courant continu | |
| FR2638299A1 (fr) | Appareil pour le fonctionnement parallele de dispositifs de source d'alimentation electrique sans interruption a trois points d'acces | |
| EP1410488B1 (de) | Energieumwandlungseinrichtung | |
| CH617549A5 (en) | Electrical power converter | |
| EP3652835A1 (de) | Verfahren zur steuerung eines hochspannungsgleichstromnetzes bei einem defekt | |
| FR2668664A1 (fr) | Convertisseur de tension a decoupage, a commande perfectionnee. | |
| EP3747099B1 (de) | Umwandlungsstation mit einer spannungsausgleichsschaltung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased | ||
| PL | Patent ceased | ||
| AEN | Scope or validity of the patent modified |
Free format text: LA RADIATION DU 30.04.1995 A ETE EFFECTUEE PAR ERREUR. * IRRTUEMLICHE LOESCHUNG PER 30.04.1995.DAS PATENT WURDE REAKTIVIERT. |