DE29824172U1 - Switching power supply - Google Patents

Switching power supply

Info

Publication number
DE29824172U1
DE29824172U1 DE29824172U DE29824172U DE29824172U1 DE 29824172 U1 DE29824172 U1 DE 29824172U1 DE 29824172 U DE29824172 U DE 29824172U DE 29824172 U DE29824172 U DE 29824172U DE 29824172 U1 DE29824172 U1 DE 29824172U1
Authority
DE
Germany
Prior art keywords
power supply
current
switching
input
transformer
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 - Lifetime
Application number
DE29824172U
Other languages
German (de)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE29824172U1 publication Critical patent/DE29824172U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/40—Means for preventing magnetic saturation
    • 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
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (7)

1. Schaltnetzteil mit einer Schaltstufe (1) zum periodischen Ein- und Ausschalten einer Eingangsspannung Ue bzw. eines Eingangsstromes Ie, und einem Transformator (2) oder einer Drossel zur Gewinnung einer Ausgangsspannung Ua bzw. Ausgangsstromes Ia, wobei die Schaltfrequenz (f) und/oder die Schaltzeiten t1, t2, und/oder die Amplitude der Eingangsspannung Ue bzw. des Eingangsstromes Ie veränderbar sind, dadurch gekennzeichnet, dass im Transformator (2) oder in der Drossel ein Sensor (4) zur Messung des aktuellen Magnetfeldes zur Erfassung einer allfälligen Sättigung und einer allfälligen Remanenz, beispielsweise ein Hall-Sensor oder ein magnetoresistiver Sensor vorgesehen ist, und dass der Sensor (4) mit einer Regeleinheit (5) verbunden ist, deren Ausgang mit der Schaltstufe (1) verbunden ist.1. switching power supply with a switching stage ( 1 ) for periodically switching on and off an input voltage U e or an input current I e , and a transformer ( 2 ) or a choke for obtaining an output voltage U a or output current I a , the switching frequency (f) and / or the switching times t 1 , t 2 , and / or the amplitude of the input voltage U e or the input current I e can be changed, characterized in that a sensor ( 4 ) in the transformer ( 2 ) or in the choke a Hall sensor or a magnetoresistive sensor is provided for measuring the current magnetic field to detect any saturation and any remanence, and that the sensor ( 4 ) is connected to a control unit ( 5 ), the output of which is connected to the switching stage ( 1 ) connected is. 2. Schaltnetzteil nach Anspruch 1, dadurch gekennzeichnet, dass die Regeleinheit (5) mit der Primärseite des Transformators (2) oder der Drossel verbunden ist, so dass der Primärstrom Ip des Transformators (2) oder der Drossel als Eingangsgröße für die Regelung heranziehbar ist.2. Switched-mode power supply according to claim 1, characterized in that the control unit ( 5 ) is connected to the primary side of the transformer ( 2 ) or the inductor, so that the primary current I p of the transformer ( 2 ) or the inductor can be used as an input variable for the control is. 3. Schaltnetzteil nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die Regeleinheit (5) durch einen Mikrokontroller gebildet ist.3. Switching power supply according to claim 1 or 2, characterized in that the control unit ( 5 ) is formed by a microcontroller. 4. Schaltnetzteil nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass bei Messung einer Remanenz des Transformators oder der Drossel durch entsprechende Änderung der Parameter der Eingangsspannung Ue bzw. des Eingangsstromes Ie eine entsprechende Gegenmagnetisierung im Transformator bzw. der Drossel zur Eliminierung der Remanenz hervorgerufen wird.4. Switching power supply according to one of claims 1 to 3, characterized in that when measuring a remanence of the transformer or the choke by appropriate change in the parameters of the input voltage U e or the input current I e a corresponding counter-magnetization in the transformer or the choke for elimination the remanence is caused. 5. Schaltnetzteil nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die Schaltzeiten t1, t2 der Eingangsspannung Ue bzw. des Eingangsstromes Ie in Abhängigkeit des aktuellen Magnetfeldes verändert werden.5. Switching power supply according to one of claims 1 to 4, characterized in that the switching times t 1 , t 2 of the input voltage U e or the input current I e are changed depending on the current magnetic field. 6. Schaltnetzteil nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass die Schaltfrequenz f der Eingangsspannung Ue bzw. des Eingangsstromes Ie in Abhängigkeit des aktuellen Magnetfeldes verändert wird.6. Switching power supply according to one of claims 1 to 5, characterized in that the switching frequency f of the input voltage U e or the input current I e is changed as a function of the current magnetic field. 7. Schaltnetzteil nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass die Amplitude der Eingangsspannung Ue bzw. des Eingangsstromes Ie in Abhängigkeit des aktuellen Magnetfeldes verändert wird.7. Switched-mode power supply according to one of claims 1 to 6, characterized in that the amplitude of the input voltage U e or the input current I e is changed as a function of the current magnetic field.
DE29824172U 1997-09-15 1998-09-03 Switching power supply Expired - Lifetime DE29824172U1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT155097A AT409437B (en) 1997-09-15 1997-09-15 METHOD FOR OPTIMIZING THE PERFORMANCE OF SWITCHING POWER SUPPLIES
PCT/AT1998/000208 WO1999014844A1 (en) 1997-09-15 1998-09-03 Process for optimising the performance of switching power packs and switching power pack for carrying out this process

Publications (1)

Publication Number Publication Date
DE29824172U1 true DE29824172U1 (en) 2000-08-17

Family

ID=3515819

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29824172U Expired - Lifetime DE29824172U1 (en) 1997-09-15 1998-09-03 Switching power supply

Country Status (4)

Country Link
AT (1) AT409437B (en)
AU (1) AU8964098A (en)
DE (1) DE29824172U1 (en)
WO (1) WO1999014844A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2185515A1 (en) * 2001-10-15 2003-04-16 Salicru S A Commutated electronic power converter

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013075735A1 (en) * 2011-11-22 2013-05-30 Abb Technology Ag High voltage dc/dc converter with transformer driven by modular multilevel converters (mmc)
DE102011087342A1 (en) * 2011-11-29 2013-05-29 Leibniz-Institut Für Festkörper- Und Werkstoffforschung Dresden E.V. USE OF FLEXIBLE MAGNETIC THIN SENSOR ELEMENTS
US9229459B2 (en) * 2014-04-03 2016-01-05 Hamilton Sundstrand Corporation Saturation control of magnetic cores of bidirectional devices

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7309056A (en) * 1973-06-29 1974-12-31
JPS5722380A (en) * 1980-07-15 1982-02-05 Tohoku Metal Ind Ltd Dc-dc converter
US4395751A (en) * 1981-09-21 1983-07-26 Mcdonnell Douglas Corporation Flux-balanced variable frequency inverter
US4553198A (en) * 1982-12-10 1985-11-12 Powercube Corporation Power converter symmetry correction circuit
US4519023A (en) * 1983-05-20 1985-05-21 Motorola, Inc. Self-oscillating inverter including a DC to DC converter and method for control thereof
WO1990001230A1 (en) * 1988-07-20 1990-02-08 Power Reflex Pty. Ltd. Switched electrical power conversion and balancing
SU1686667A1 (en) * 1988-12-26 1991-10-23 Всесоюзный научно-исследовательский, проектно-конструкторский и технологический институт электровозостроения Method for controlling inverter having transformer output
US4939633A (en) * 1989-02-03 1990-07-03 General Signal Corporation Inverter power supply system
JPH0370872U (en) * 1989-11-06 1991-07-17
US5220492A (en) * 1989-12-26 1993-06-15 Systel Development And Industries Ltd. Inverter and power supply systems including same
DE19524963A1 (en) * 1995-07-08 1997-01-09 Bosch Gmbh Robert Switching power supply with B control

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2185515A1 (en) * 2001-10-15 2003-04-16 Salicru S A Commutated electronic power converter

Also Published As

Publication number Publication date
ATA155097A (en) 2001-12-15
WO1999014844A1 (en) 1999-03-25
AU8964098A (en) 1999-04-05
AT409437B (en) 2002-08-26

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20000921

R150 Term of protection extended to 6 years

Effective date: 20010824

R157 Lapse of ip right after 6 years

Effective date: 20050401