BR7704441A - Transformador de alimentacao - Google Patents

Transformador de alimentacao

Info

Publication number: BR7704441A
Authority: BR; Brazil
Prior art keywords: power transformer; transformer; power
Prior art date: 1976-07-06

Application number

BR7704441A

Other languages

English (en)

Inventor

P Kljucaricek

Original Assignee

Kljucaricek Peter

Priority date (The priority date 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 date listed.)

1976-07-06

Filing date

1977-07-06

Publication date

1978-04-04

1977-07-06 Application filed by Kljucaricek Peter filed Critical Kljucaricek Peter

1978-04-04 Publication of BR7704441A publication Critical patent/BR7704441A/pt

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P13/00—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output
- H02P13/06—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output by tap-changing; by rearranging interconnections of windings

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Ac-Ac Conversion (AREA)
Compositions Of Oxide Ceramics (AREA)
Oscillators With Electromechanical Resonators (AREA)
Waveguide Switches, Polarizers, And Phase Shifters (AREA)
Control Of Electrical Variables (AREA)

BR7704441A 1976-07-06 1977-07-06 Transformador de alimentacao BR7704441A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/703,075 US4023090A (en)	1976-07-06	1976-07-06	Zagreb electrical circuit

Publications (1)

Publication Number	Publication Date
BR7704441A true BR7704441A (pt)	1978-04-04

Family

ID=24823884

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR7704441A BR7704441A (pt)	1976-07-06	1977-07-06	Transformador de alimentacao

Country Status (13)

Country	Link
US (1)	US4023090A (pt)
AU (1)	AU2669077A (pt)
BE (1)	BE856505A (pt)
BR (1)	BR7704441A (pt)
DE (1)	DE2730272A1 (pt)
DK (1)	DK302077A (pt)
ES (1)	ES460444A1 (pt)
FR (1)	FR2358048A1 (pt)
IT (1)	IT1079887B (pt)
MX (1)	MX146955A (pt)
NL (1)	NL7707454A (pt)
NO (1)	NO772337L (pt)
SE (1)	SE7707851L (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4912618A (en) *	1988-11-04	1990-03-27	Sundstrand Corporation	Variable speed, constant frequency generating system with input transformer
WO2001093400A1 (en) *	2000-06-01	2001-12-06	Powertec International	Line side power and energy management system and methods
US20050068013A1 (en) *	2003-09-30	2005-03-31	Scoggins Robert L.	Apparatus and methods for power regulation of electrical loads to provide reduction in power consumption with reversing contactors
US7498748B2 (en) *	2005-11-30	2009-03-03	Clark Iii Howard G	Method and apparatus for providing power in an electrical system
CN103518305A (zh) *	2011-05-24	2014-01-15	西门子公司	馈电装置
EP3591821B1 (en) *	2018-07-04	2023-06-07	Vestas Wind Systems A/S	Controlled switching current of an on-load tap changer of a wind turbine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE484683C (de) *	1925-09-06	1929-10-26	Siemens Schuckertwerke Akt Ges	Einrichtung zur Spannungsregelung in Drehstromnetzen mittels eines Zusatz-transformators in Verbindung mit einem Erregertransformator ohne Anzapfungen
US2560385A (en) *	1940-03-14	1951-07-10	Cem Comp Electro Mec	Autotransformer
US3014173A (en) *	1960-06-08	1961-12-19	Brentford Transformers Ltd	Electrical control systems
GB1125439A (en) *	1964-12-23	1968-08-28	English Electric Co Ltd	Voltage regulated polyphase transformer systems
JPS4944697B1 (pt) *	1969-11-28	1974-11-29
US3690739A (en) *	1971-05-25	1972-09-12	Westinghouse Electric Corp	Phase-angle regulator
IT1010601B (it) *	1974-03-11	1977-01-20	Legnaioli L	Macchina elettrica per variare il rapporto di trasformazione di una tensione con l ausilio di commuta tori

1976
- 1976-07-06 US US05/703,075 patent/US4023090A/en not_active Expired - Lifetime
1977
- 1977-07-01 AU AU26690/77A patent/AU2669077A/en active Pending
- 1977-07-01 NO NO772337A patent/NO772337L/no unknown
- 1977-07-04 MX MX169718A patent/MX146955A/es unknown
- 1977-07-04 IT IT50110/77A patent/IT1079887B/it active
- 1977-07-05 BE BE179107A patent/BE856505A/xx unknown
- 1977-07-05 DE DE19772730272 patent/DE2730272A1/de active Pending
- 1977-07-05 FR FR7720667A patent/FR2358048A1/fr not_active Withdrawn
- 1977-07-05 NL NL7707454A patent/NL7707454A/xx not_active Application Discontinuation
- 1977-07-05 DK DK302077A patent/DK302077A/da unknown
- 1977-07-05 SE SE7707851A patent/SE7707851L/xx unknown
- 1977-07-06 BR BR7704441A patent/BR7704441A/pt unknown
- 1977-07-06 ES ES460444A patent/ES460444A1/es not_active Expired

Also Published As

Publication number	Publication date
DE2730272A1 (de)	1978-01-12
BE856505A (fr)	1977-10-31
FR2358048A1 (fr)	1978-02-03
NO772337L (no)	1978-01-09
MX146955A (es)	1982-09-15
DK302077A (da)	1978-01-07
AU2669077A (en)	1979-01-04
US4023090A (en)	1977-05-10
SE7707851L (sv)	1978-01-07
NL7707454A (nl)	1978-01-10
IT1079887B (it)	1985-05-13
ES460444A1 (es)	1978-05-01

Publication	Publication Date	Title
DK140677A (da)	1977-10-01	Rorkobling
BR7902662A (pt)	1979-11-27	Transformador de potencia
IT1089715B (it)	1985-06-18	Dispositivo di alimentazione
IT1074692B (it)	1985-04-20	Dispositivo di alimentazione
IT8067857A0 (it)	1980-06-02	Trasformatore elettrico
IT1096457B (it)	1985-08-26	Trasformatore
SE7702467L (sv)	1977-09-19	Effekthalvledarelement
SE399985B (sv)	1978-03-06	Stromtransformator
SE7807808L (sv)	1979-01-23	Flerfastransformator
SE7906716L (sv)	1981-02-11	Kraftreducerande vinsch
SE7705276L (sv)	1977-11-11	Strommetapparat
SE401874B (sv)	1978-05-29	Starkstromskabel
BR7704441A (pt)	1978-04-04	Transformador de alimentacao
IT1075360B (it)	1985-04-22	Trasformatore
SE7807238L (sv)	1978-12-31	Stromtransformatoranordning
FI800798A (fi)	1980-09-16	Elektriskt foerdelningssystem
NO153075C (no)	1986-01-08	Krafttransformator.
DK65176A (da)	1976-08-19	Stromtransformator
SE7602369L (sv)	1976-12-01	Stromtransformator
SE7705299L (sv)	1977-11-08	Stromstellaraggregat
BR7705078A (pt)	1978-07-04	Alimentacao de corrente
NO145638C (no)	1982-04-28	Krafttransformator.
IT1129970B (it)	1986-06-11	Dispositivo di alimentazione
BR7705525A (pt)	1978-06-06	Transformador
BR7701543A (pt)	1978-01-03	Transformador