BE882846A - FREQUENCY CONVERTING DEVICE - Google Patents

FREQUENCY CONVERTING DEVICE

Info

Publication number: BE882846A
Authority: BE; Belgium
Prior art keywords: converting device; frequency converting; frequency; converting
Prior art date: 1979-04-20

Application number

BE2/58515A

Other languages

Dutch (nl)

Inventor

H Landhult

Original Assignee

Itt

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.)

1979-04-20

Filing date

1980-04-18

Publication date

1980-10-20

1980-04-18 Application filed by Itt filed Critical Itt

1980-10-20 Publication of BE882846A publication Critical patent/BE882846A/en

Classifications

- 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
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/02—Adaptations of transformers or inductances for specific applications or functions for non-linear operation
- H01F38/04—Adaptations of transformers or inductances for specific applications or functions for non-linear operation for frequency changing
- 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
- H02M5/10—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 transformers
- H02M5/14—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 transformers for conversion between circuits of different phase number
- 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
- 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)
Physics & Mathematics (AREA)
Nonlinear Science (AREA)
Ac-Ac Conversion (AREA)
Control Of Ac Motors In General (AREA)
Control Of Eletrric Generators (AREA)

BE2/58515A 1979-04-20 1980-04-18 FREQUENCY CONVERTING DEVICE BE882846A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE7903474A SE7903474L (en)	1979-04-20	1979-04-20	METHOD OF FREQUENCY CONVERSION

Publications (1)

Publication Number	Publication Date
BE882846A true BE882846A (en)	1980-10-20

Family

ID=20337848

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE2/58515A BE882846A (en)	1979-04-20	1980-04-18	FREQUENCY CONVERTING DEVICE

Country Status (12)

Country	Link
JP (1)	JPS5668269A (en)
AU (1)	AU5741980A (en)
BE (1)	BE882846A (en)
BR (1)	BR8002409A (en)
CA (1)	CA1149456A (en)
DE (1)	DE3014352A1 (en)
ES (1)	ES490692A0 (en)
FR (1)	FR2454725A1 (en)
GB (1)	GB2047485A (en)
NL (1)	NL8002170A (en)
SE (1)	SE7903474L (en)
ZA (1)	ZA801936B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN1039074C (en) *	1990-06-08	1998-07-08	佐藤亮拿	Power supply unit and welding equipment
CN106787786B (en) *	2017-03-01	2020-07-07	深圳驰迅科技有限公司	Multi-input multifunctional circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE331854B (en) *	1964-07-27	1971-01-18	Asea Ab
US4112287A (en) *	1976-11-04	1978-09-05	White-Westinghouse Corporation	Central oscillator for induction range using triac burner controls

1979
- 1979-04-20 SE SE7903474A patent/SE7903474L/en not_active Application Discontinuation
1980
- 1980-03-27 GB GB8010297A patent/GB2047485A/en not_active Withdrawn
- 1980-04-01 ZA ZA00801936A patent/ZA801936B/en unknown
- 1980-04-11 CA CA000349649A patent/CA1149456A/en not_active Expired
- 1980-04-14 AU AU57419/80A patent/AU5741980A/en not_active Abandoned
- 1980-04-15 NL NL8002170A patent/NL8002170A/en not_active Application Discontinuation
- 1980-04-15 DE DE19803014352 patent/DE3014352A1/en not_active Withdrawn
- 1980-04-17 FR FR8008589A patent/FR2454725A1/en active Pending
- 1980-04-18 BR BR8002409A patent/BR8002409A/en unknown
- 1980-04-18 ES ES490692A patent/ES490692A0/en active Granted
- 1980-04-18 BE BE2/58515A patent/BE882846A/en not_active IP Right Cessation
- 1980-04-21 JP JP5180880A patent/JPS5668269A/en active Pending

Also Published As

Publication number	Publication date
NL8002170A (en)	1980-10-22
GB2047485A (en)	1980-11-26
FR2454725A1 (en)	1980-11-14
JPS5668269A (en)	1981-06-08
BR8002409A (en)	1980-12-02
SE7903474L (en)	1980-10-21
DE3014352A1 (en)	1980-10-23
ES8101341A1 (en)	1980-12-01
CA1149456A (en)	1983-07-05
ES490692A0 (en)	1980-12-01
ZA801936B (en)	1981-04-29
AU5741980A (en)	1980-10-23

Publication	Publication Date	Title
BR8002395A (en)	1980-12-02	DEBREADER DEVICE
BR7902190A (en)	1979-12-04	FETAL SUPERVISIONING DEVICE
AT371077B (en)	1983-05-25	BROAD RANGE DEVICE
FI803068A (en)	1981-04-12	converter
RO78686A (en)	1982-03-24	FREQUENCY DEMODITION DEVICE
SE7810415L (en)	1979-04-06	HIGH FREQUENCY TRANSFORMER
DK120880A (en)	1980-10-04	RADIO DEVICE
BR7906462A (en)	1980-12-02	ELECTRO-MAGENTIC DEVICE
IT7948960A0 (en)	1979-05-07	FREQUENCY MEASURING DEVICE
SE400850B (en)	1978-04-10	HIGH FREQUENCY TRANSFORMER
BE882846A (en)	1980-10-20	FREQUENCY CONVERTING DEVICE
BR8003245A (en)	1980-12-30	PURGATOR DEVICE
ATA202579A (en)	1997-10-15	BAGING DEVICE
SE7904192L (en)	1980-11-15	FIXING DEVICES
DE2951836A1 (en)	1980-07-10	SLIDER-LOCKING DEVICE
ATA651279A (en)	1981-01-15	DISCONNECTING DEVICE
AT366097B (en)	1982-03-10	DISPOSAL PROCEDURE
FI801056A (en)	1980-10-07	FREQUENCY FRAMSTERING AV 2-AMINOPYRAZINER
DE3064879D1 (en)	1983-10-27	CONCENTRATOR-DECONCENTRATOR DEVICE
IT1129970B (en)	1986-06-11	POWER DEVICE
DE2964402D1 (en)	1983-02-03	IMPROVED VARIOMETER
SE7903569L (en)	1980-10-25	SPACE PROMOTING DEVICE
ES244704Y (en)	1980-05-16	RETENTOR DEVICE
ES243514Y (en)	1980-05-16	INTRAUTERIAL DEVICE
BR7904289A (en)	1981-01-05	ANTISCALDADURA DEVICE

Legal Events

Date	Code	Title	Description
1984-10-31	RE	Patent lapsed	Owner name: ITT INDUSTRIES INC. Effective date: 19840418

Date

Code

Title

Description

1984-10-31

Patent lapsed

Owner name: ITT INDUSTRIES INC.

Effective date: 19840418