GB1543649A - Frequency changers - Google Patents

Frequency changers

Info

Publication number
GB1543649A
GB1543649A GB34871/76A GB3487176A GB1543649A GB 1543649 A GB1543649 A GB 1543649A GB 34871/76 A GB34871/76 A GB 34871/76A GB 3487176 A GB3487176 A GB 3487176A GB 1543649 A GB1543649 A GB 1543649A
Authority
GB
United Kingdom
Prior art keywords
frequency changers
changers
frequency
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB34871/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB1543649A publication Critical patent/GB1543649A/en
Expired legal-status Critical Current

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
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/505—Conversion of dc power input into ac power output without possibility of reversal 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
    • H02M7/515—Conversion of dc power input into ac power output without possibility of reversal 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 using semiconductor devices only
    • H02M7/517—Conversion of dc power input into ac power output without possibility of reversal 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 using semiconductor devices only with special starting equipment
    • 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
    • H02M5/40—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 with intermediate conversion into dc
    • H02M5/42—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 with intermediate conversion into dc by static converters
    • H02M5/44—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 with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
    • H02M5/443—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 with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M5/45—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 with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M5/4505—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 with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only having a rectifier with controlled elements
    • 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
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/505—Conversion of dc power input into ac power output without possibility of reversal 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
    • H02M7/515—Conversion of dc power input into ac power output without possibility of reversal 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 using semiconductor devices only
    • H02M7/5152—Conversion of dc power input into ac power output without possibility of reversal 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 using semiconductor devices only with separate extinguishing means

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Ac-Ac Conversion (AREA)
GB34871/76A 1975-09-18 1976-08-20 Frequency changers Expired GB1543649A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2541687A DE2541687C3 (de) 1975-09-18 1975-09-18 Umrichter und Verfahren zu seinem Betrieb

Publications (1)

Publication Number Publication Date
GB1543649A true GB1543649A (en) 1979-04-04

Family

ID=5956825

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34871/76A Expired GB1543649A (en) 1975-09-18 1976-08-20 Frequency changers

Country Status (8)

Country Link
JP (1) JPS5239129A (US20020051482A1-20020502-M00012.png)
AT (1) AT351106B (US20020051482A1-20020502-M00012.png)
BR (1) BR7606122A (US20020051482A1-20020502-M00012.png)
DD (1) DD126890A5 (US20020051482A1-20020502-M00012.png)
DE (1) DE2541687C3 (US20020051482A1-20020502-M00012.png)
FR (1) FR2325232A1 (US20020051482A1-20020502-M00012.png)
GB (1) GB1543649A (US20020051482A1-20020502-M00012.png)
SE (1) SE7609819L (US20020051482A1-20020502-M00012.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3688476D1 (de) * 1985-05-08 1993-07-01 Volkswagen Ag Einrichtung zur aufbereitung von im wesentlichen aus methanol bestehenden fluessigkeiten.
US4730242A (en) * 1986-09-25 1988-03-08 Wisconsin Alumni Research Foundation Static power conversion and apparatus having essentially zero switching losses
US4864483A (en) * 1986-09-25 1989-09-05 Wisconsin Alumni Research Foundation Static power conversion method and apparatus having essentially zero switching losses and clamped voltage levels
US4833584A (en) * 1987-10-16 1989-05-23 Wisconsin Alumni Research Foundation Quasi-resonant current mode static power conversion method and apparatus

Also Published As

Publication number Publication date
ATA559176A (de) 1978-12-15
JPS5239129A (en) 1977-03-26
BR7606122A (pt) 1977-06-21
DE2541687A1 (de) 1977-03-31
SE7609819L (sv) 1977-03-19
DD126890A5 (US20020051482A1-20020502-M00012.png) 1977-08-17
FR2325232A1 (fr) 1977-04-15
JPS5628098B2 (US20020051482A1-20020502-M00012.png) 1981-06-29
DE2541687C3 (de) 1978-08-24
DE2541687B2 (de) 1977-12-29
AT351106B (de) 1979-07-10
FR2325232B1 (US20020051482A1-20020502-M00012.png) 1978-12-22

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee