GB2000392B - Electrical frequency converter - Google Patents

Electrical frequency converter

Info

Publication number: GB2000392B
Authority: GB; United Kingdom
Prior art keywords: frequency converter; electrical frequency; electrical; converter; frequency
Prior art date: 1977-06-27
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

GB7827575A

Other versions

GB2000392A (en

Inventor

Romulus Zaroni

Dan Micu

Ion Crecea

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.)

Institutul de Cercetari Pentru Industria Electro Tehnica

Original Assignee

Institutul de Cercetari Pentru Industria Electro Tehnica

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.)

1977-06-27

Filing date

1978-06-22

Publication date

1982-01-20

1978-06-22 Application filed by Institutul de Cercetari Pentru Industria Electro Tehnica filed Critical Institutul de Cercetari Pentru Industria Electro Tehnica

1979-01-04 Publication of GB2000392A publication Critical patent/GB2000392A/en

1982-01-20 Application granted granted Critical

1982-01-20 Publication of GB2000392B publication Critical patent/GB2000392B/en

Status Expired legal-status Critical Current

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
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/487—Neutral point clamped inverters
- 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
- 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
- H02M7/4811—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 having auxiliary actively switched resonant commutation circuits connected to intermediate DC voltage or between two push-pull branches
- 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
- H02M7/5155—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 wherein each commutation element has its own extinguishing means

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Inverter Devices (AREA)
Protection Of Static Devices (AREA)
Generation Of Surge Voltage And Current (AREA)
Ac-Ac Conversion (AREA)
Control Of Electrical Variables (AREA)

GB7827575A 1977-06-27 1978-06-22 Electrical frequency converter Expired GB2000392B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
RO7790828A RO66150A2 (en)	1977-06-27	1977-06-27	STATIC FREQUENCY CONVERTER WITH INTERMEDIATE CURRENT VOLTAGE CIRCUIT

Publications (2)

Publication Number	Publication Date
GB2000392A GB2000392A (en)	1979-01-04
GB2000392B true GB2000392B (en)	1982-01-20

Family

ID=20097917

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7827575A Expired GB2000392B (en)	1977-06-27	1978-06-22	Electrical frequency converter

Country Status (10)

Country	Link
BG (1)	BG43359A3 (en)
CS (1)	CS268501B2 (en)
DD (1)	DD135019A5 (en)
EG (1)	EG13245A (en)
ES (1)	ES470953A1 (en)
GB (1)	GB2000392B (en)
HU (1)	HU182888B (en)
PL (1)	PL122133B1 (en)
RO (1)	RO66150A2 (en)
SU (1)	SU1148573A3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4237531A (en) *	1979-04-24	1980-12-02	General Electric Company	Controlled current inverter system having semiconductor overvoltage protection

1977
- 1977-06-27 RO RO7790828A patent/RO66150A2/en unknown
1978
- 1978-03-09 HU HU78II259A patent/HU182888B/en not_active IP Right Cessation
- 1978-03-16 DD DD78204210A patent/DD135019A5/en not_active IP Right Cessation
- 1978-03-19 EG EG183/78A patent/EG13245A/en active
- 1978-03-28 BG BG039209A patent/BG43359A3/en unknown
- 1978-05-18 CS CS783203A patent/CS268501B2/en unknown
- 1978-05-25 SU SU782618102A patent/SU1148573A3/en active
- 1978-06-20 ES ES470953A patent/ES470953A1/en not_active Expired
- 1978-06-22 GB GB7827575A patent/GB2000392B/en not_active Expired
- 1978-06-24 PL PL1978207886A patent/PL122133B1/en unknown

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number	Publication date
HU182888B (en)	1984-03-28
DD135019A5 (en)	1979-04-04
CS268501B2 (en)	1990-03-14
PL122133B1 (en)	1982-06-30
PL207886A1 (en)	1979-03-26
EG13245A (en)	1984-06-30
GB2000392A (en)	1979-01-04
RO66150A2 (en)	1983-02-01
SU1148573A3 (en)	1985-03-30
BG43359A3 (en)	1988-05-16
ES470953A1 (en)	1979-02-01
RO66150B1 (en)	1983-01-30

Publication	Publication Date	Title
GB2008881B (en)	1982-07-14	Frequency converting circuit
JPS53138378A (en)	1978-12-02	Capacityyvoltage converter
JPS546414A (en)	1979-01-18	Numberroffline standard converter
JPS5452953A (en)	1979-04-25	Unbalanceetoobalance converter
JPS5418030A (en)	1979-02-09	Converter
GB2005097B (en)	1982-03-17	Converter
JPS5427763A (en)	1979-03-02	Converter
JPS5421533A (en)	1979-02-17	Indirect type frequency converter
JPS5335925A (en)	1978-04-03	Frequency converter circuit
JPS5447487A (en)	1979-04-14	Large current converter
JPS5461632A (en)	1979-05-18	Converter circuit
JPS547126A (en)	1979-01-19	Frequency converter circuit
JPS5447486A (en)	1979-04-14	Large current converter
JPS5395088A (en)	1978-08-19	Converter
GB2000392B (en)	1982-01-20	Electrical frequency converter
JPS53109488A (en)	1978-09-25	Mechanicalltooelectric converter
JPS53149075A (en)	1978-12-26	Impedanceefrequency converter
JPS53133722A (en)	1978-11-21	Frequency converter
JPS53132732A (en)	1978-11-18	Dccdc converter
JPS53141429A (en)	1978-12-09	Dccac converter
GB2003007B (en)	1982-02-24	Microwave generators
JPS5463315A (en)	1979-05-22	Dccdc converter circuit
JPS5463316A (en)	1979-05-22	Dccdc converter circuit
JPS53135425A (en)	1978-11-27	Frequency converter
JPS5452407A (en)	1979-04-25	Frequency converter

Legal Events

Date	Code	Title	Description
1988-02-10	PCNP	Patent ceased through non-payment of renewal fee