SE309806B - - Google Patents

Info

Publication number
SE309806B
SE309806B SE6781/64A SE678164A SE309806B SE 309806 B SE309806 B SE 309806B SE 6781/64 A SE6781/64 A SE 6781/64A SE 678164 A SE678164 A SE 678164A SE 309806 B SE309806 B SE 309806B
Authority
SE
Sweden
Prior art keywords
voltage
transformer
frequency
contact
disc
Prior art date
Application number
SE6781/64A
Other languages
English (en)
Inventor
J Sletback
G Nilsson
L Virsberg
Original Assignee
Asea Ab
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.)
Filing date
Publication date
Application filed by Asea Ab filed Critical Asea Ab
Priority to SE6781/64A priority Critical patent/SE309806B/xx
Priority to US457748A priority patent/US3359482A/en
Priority to DE1965A0049320 priority patent/DE1488770A1/de
Priority to CH764565A priority patent/CH423971A/de
Priority to AT502665A priority patent/AT261068B/de
Priority to GB23643/65A priority patent/GB1101840A/en
Priority to FR19639A priority patent/FR1442642A/fr
Publication of SE309806B publication Critical patent/SE309806B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • 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
    • 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
    • H02M5/32—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 dynamic converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Ac-Ac Conversion (AREA)
SE6781/64A 1964-06-04 1964-06-04 SE309806B (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE6781/64A SE309806B (de) 1964-06-04 1964-06-04
US457748A US3359482A (en) 1964-06-04 1965-05-21 Frequency changer with a plurality of transformers and a synchronously rotating means
DE1965A0049320 DE1488770A1 (de) 1964-06-04 1965-05-26 Frequenzumwandler
CH764565A CH423971A (de) 1964-06-04 1965-06-01 Anordnung zum Umwandeln einer ersten Wechselspannung mit einer gewissen Frequenz in eine zweite Wechselspannung mit einer niedrigeren Frequenz
AT502665A AT261068B (de) 1964-06-04 1965-06-02 Frequenzumwandler
GB23643/65A GB1101840A (en) 1964-06-04 1965-06-03 Electrical frequency changer
FR19639A FR1442642A (fr) 1964-06-04 1965-06-04 Changeur de fréquence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE6781/64A SE309806B (de) 1964-06-04 1964-06-04

Publications (1)

Publication Number Publication Date
SE309806B true SE309806B (de) 1969-04-08

Family

ID=20269592

Family Applications (1)

Application Number Title Priority Date Filing Date
SE6781/64A SE309806B (de) 1964-06-04 1964-06-04

Country Status (7)

Country Link
US (1) US3359482A (de)
AT (1) AT261068B (de)
CH (1) CH423971A (de)
DE (1) DE1488770A1 (de)
FR (1) FR1442642A (de)
GB (1) GB1101840A (de)
SE (1) SE309806B (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2038960A (en) * 1933-11-28 1936-04-28 Eugen Ostwald Dr Device for producing periodical current impulses
US2979651A (en) * 1956-01-30 1961-04-11 Parsons & Co Sir Howard G Alternating current frequency changing apparatus

Also Published As

Publication number Publication date
AT261068B (de) 1968-04-10
FR1442642A (fr) 1966-06-17
US3359482A (en) 1967-12-19
CH423971A (de) 1966-11-15
DE1488770A1 (de) 1969-04-10
GB1101840A (en) 1968-01-31

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