FI119669B - Begränsning av en spänningspuls - Google Patents

Begränsning av en spänningspuls Download PDF

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Publication number
FI119669B
FI119669B FI20070493A FI20070493A FI119669B FI 119669 B FI119669 B FI 119669B FI 20070493 A FI20070493 A FI 20070493A FI 20070493 A FI20070493 A FI 20070493A FI 119669 B FI119669 B FI 119669B
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FI
Finland
Prior art keywords
voltage
output voltage
micropulses
state
arrangement according
Prior art date
Application number
FI20070493A
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English (en)
Finnish (fi)
Other versions
FI20070493A (sv
FI20070493A0 (sv
Inventor
Hannu Saren
Kimmo Rauma
Juha-Pekka Stroem
Original Assignee
Vacon Oyj
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Publication date
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Application filed by Vacon Oyj filed Critical Vacon Oyj
Priority to FI20070493A priority Critical patent/FI119669B/sv
Publication of FI20070493A0 publication Critical patent/FI20070493A0/sv
Priority to EP08075493.0A priority patent/EP2020742B1/en
Priority to US12/153,860 priority patent/US8228698B2/en
Priority to CN200810127133.XA priority patent/CN101330259B/zh
Publication of FI20070493A publication Critical patent/FI20070493A/sv
Application granted granted Critical
Publication of FI119669B publication Critical patent/FI119669B/sv

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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
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H02M1/084—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters using a control circuit common to several phases of a multi-phase system
    • 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
    • H02M7/53—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 triode or transistor type requiring continuous application of a control signal
    • H02M7/537—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/5387—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
    • H02M7/53871—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
    • H02M7/53873—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current with digital control
    • 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
    • H02M1/12—Arrangements for reducing harmonics from ac input or output
    • H02M1/126—Arrangements for reducing harmonics from ac input or output using passive filters
    • 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
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • 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
    • H02M5/453—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 triode or transistor type requiring continuous application of a control signal
    • H02M5/458—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Rectifiers (AREA)

Claims (12)

1. Förfarande för styrning av utspänningspulserna fran en PWM-frekvensomriktare, vilken PWM-frekvensomriktare är försedd med en nätbrygga 5 (10) för likriktning av det matande nätets växelspänning tili en likspänning (Udc) i likspänningsmellanledet, vilken glättas med en glättningskondensator (CDC), en lastbrygga (11) som bestär av fasswitchar utförda med halvledarkomponenter för kraftelektronik, vilken lastbrygga av likspänningen i mellanledet bildar en växelspänning (U, V, W) över utklämmoma för styrning av lasten (M), 10 kännetecknat av, att för inställning av utspänningens genomsnittliga ändringshastighet styrs ätminstone en effektkomponent i fasswitchen vid varje tillständsändring av utspänningen sä, att utspänningen, innan den stannar i sitt läge efter tillständsändringen, under en kort tidsperiod (mikropuls) som typiskt är mindre än 1 ps minst en gäng ätergär tili sitt läge före 15 tillständsändringen.
2. Förfarande enligt patentkrav 1, kännetecknat av, att mikropulsema är flera tili antalet och deras bredd linjärt ändras mot tillständet efter tillständsändringen. 20
3. Förfarande enligt patentkrav 1 eller 2, kännetecknat av, att mikropulsernas antal samt tidsperioden under vilken de används kan inställas. 25
4. Förfarande enligt nägot av patentkraven 1-3, kännetecknat av, att mikropulsema används bara för styrning av den effektkomponent som inverkar pä utspänningens tillständ.
5. Arrangemang för styrning av utspänningspulserna frän en PWM-30 frekvensomriktare, vilken PWM-frekvensomriktare är försedd med en nätbrygga (10) för likriktning av det matande nätets växelspänning tili en likspänning (Uoc) i likspänningsmellanledet, vilken glättas med en glättningskondensator (CDc). en lastbrygga (11) som bestär av fasswitchar utförda med halvledarkomponenter för kraftelektronik, vilken lastbrygga av likspänningen i mellanledet bildar en 35 växelspänning (U, V, W) över utklämmoma för styrning av lasten (M), samt en styrenhet, 10 kännetecknad av, att för inställning av utspänningens genomsnittliga ändringshastighet är ätminstone en effektkomponent i fasswitchen anordnad att vid varje tillstandsändring styras av utspänningen sä, att utspänningen, innan den stannar i sitt läge efter tillständsändringen, under 5 en kort tidsperiod (mikropuls) som typiskt är mindre än 1 μβ minst en gang ätergär tili sitt läge före tillständsändringen.
6. Arrangemang enligt patentkrav 5, kännetecknad av, att mikropulserna är flera tili antalet och deras 10 bredd linjärt ändras mot tillständet efter tillständsändringen.
7. Arrangemang enligt patentkrav 5 eller 6, kännetecknat av, att mikropulsernas antal samt tidsperioden under vilken de används kan inställas. 15
8. Arrangemang enligt nägot av patentkraven 5-7, kännetecknat av, att arrangemanget är sä utfört att mikropulserna används bara för styrning av den effektkomponent som inverkar pä utspänningens tillständ. 20
9. Arrangemang enligt nägot av patentkraven 5-8, kännetecknat av, att arrangemanget omfattar ett filter innehällande passiva komponenter, med vilket mikropulsarnas spänning glättas tili frekvensomriktarens slutliga utspänning. 25
10. Arrangemang enligt nägot av patentkraven 5-9, kännetecknat av, att de styrbara effektkomponenterna i fasswitchen är fälteffekttransistorer för kraftelektronik.
11. Arrangemang enligt nägot av patentkraven 5-9, kännetecknat av, att de styrbara effektkomponenterna i fasswitchen är IGBT-transistorer utförda med kiselkarbidteknik (SIC).
12. Arrangemang enligt nägot av patentkraven 5-9, 35 kännetecknat av, att fasswitchens nolldioder är utförda med kiselkarbidteknik (SIC).
FI20070493A 2007-06-20 2007-06-20 Begränsning av en spänningspuls FI119669B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20070493A FI119669B (sv) 2007-06-20 2007-06-20 Begränsning av en spänningspuls
EP08075493.0A EP2020742B1 (en) 2007-06-20 2008-05-19 Limitation of voltage pulse in a PWM frequency converter
US12/153,860 US8228698B2 (en) 2007-06-20 2008-05-27 Frequency converter voltage pulse shaping device and method
CN200810127133.XA CN101330259B (zh) 2007-06-20 2008-06-19 电压脉冲的限制

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20070493 2007-06-20
FI20070493A FI119669B (sv) 2007-06-20 2007-06-20 Begränsning av en spänningspuls

Publications (3)

Publication Number Publication Date
FI20070493A0 FI20070493A0 (sv) 2007-06-20
FI20070493A FI20070493A (sv) 2008-12-21
FI119669B true FI119669B (sv) 2009-01-30

Family

ID=38212348

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20070493A FI119669B (sv) 2007-06-20 2007-06-20 Begränsning av en spänningspuls

Country Status (4)

Country Link
US (1) US8228698B2 (sv)
EP (1) EP2020742B1 (sv)
CN (1) CN101330259B (sv)
FI (1) FI119669B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK178199B1 (en) * 2013-10-23 2015-08-03 Wind Solutions As Kk Method for controlling the shape of the rising and falling edges of an output voltage pulse of a PWM converter
US9680376B2 (en) * 2014-02-28 2017-06-13 Cree, Inc. Power conversion electronics having conversion and inverter circuitry
US9461547B2 (en) 2014-03-07 2016-10-04 Cree, Inc. Converter circuitry
EP3001553A1 (en) * 2014-09-25 2016-03-30 ABB Oy Electric assembly
EP3410589B1 (de) * 2017-05-29 2019-09-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Umrichter, vorrichtung mit einem solchen umrichter, system und verfahren zum steuern einer steuerbaren energiequelle
IL278835B (en) 2020-11-19 2022-01-01 Visic Tech Ltd A dynamic controller for voltage rate-of-change design

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US4067057A (en) * 1976-06-25 1978-01-03 Pacific Electronic Enterprises Inc. DC to AC switching converter
US4605999A (en) * 1985-03-11 1986-08-12 At&T Bell Laboratories Self-oscillating high frequency power converter
JPH0458790A (ja) * 1990-06-28 1992-02-25 Toshiba Corp ステッピングモータ駆動装置
US5633790A (en) 1995-01-18 1997-05-27 Eaton Corporation DV/DT limiting of inverter output voltage
US6163019A (en) * 1999-03-05 2000-12-19 Abb Metallurgy Resonant frequency induction furnace system using capacitive voltage division
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Also Published As

Publication number Publication date
US8228698B2 (en) 2012-07-24
EP2020742A3 (en) 2017-02-08
US20080316780A1 (en) 2008-12-25
CN101330259A (zh) 2008-12-24
FI20070493A (sv) 2008-12-21
EP2020742A2 (en) 2009-02-04
EP2020742B1 (en) 2020-02-12
CN101330259B (zh) 2015-07-22
FI20070493A0 (sv) 2007-06-20

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Opponent name: ABB OY

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Owner name: VACON OY