KR960036260A - Power conversion device, inverter device and snubber device - Google Patents

Power conversion device, inverter device and snubber device Download PDF

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Publication number
KR960036260A
KR960036260A KR1019960006034A KR19960006034A KR960036260A KR 960036260 A KR960036260 A KR 960036260A KR 1019960006034 A KR1019960006034 A KR 1019960006034A KR 19960006034 A KR19960006034 A KR 19960006034A KR 960036260 A KR960036260 A KR 960036260A
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South Korea
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capacitor
series
power
parallel
self
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KR1019960006034A
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Korean (ko)
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다까오 하따
도시끼 가지야마
도시스께 미네
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가나이 쯔도무
가부시키가이샤 히다치 세사쿠쇼
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Publication of KR960036260A publication Critical patent/KR960036260A/en

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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M1/00Details of apparatus for conversion
    • H02M1/06Circuits specially adapted for rendering non-conductive gas discharge tubes or equivalent semiconductor devices, e.g. thyratrons, thyristors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M7/00Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/003Constructional details, e.g. physical layout, assembly, wiring or busbar connections
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K17/00Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/081Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0814Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit
    • H03K17/08148Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit in composite switches

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Power Conversion In General (AREA)

Abstract

[목적] 인버터의 스너장치의 용량을 저감하여 주회로를 콤팩트화하는 것.[Objective] Reducing the capacity of the snare device of the inverter to make the main circuit compact.

[구성] 유극성 스너버회로내의 콘덴서와 다이오드 및 각상의 직류단간 추가하는 콘덴서를 동일 패키지에 수납하여 각 소자간의 배선거리를 최단으로 한다.[Configuration] Capacitors and diodes in polar snubber circuits and capacitors to be added to each phase of each phase are housed in the same package, and wiring distances between the devices are minimized.

[효과] 스너버장치의 용량을 저감할 수 있어 주회로를 콤팩트한 것으로 할 수 있다.[Effect] The capacity of the snubber device can be reduced, and the main circuit can be made compact.

Description

전력변환장치, 인버터장치 및 스너버장치Power conversion device, inverter device and snubber device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제1도는 본 발명의 일실시예에 의한 인버터회로도, 제2도는 본 발명의 일실시예에 의한 스너버모들의 외관사시도.FIG. 1 is an inverter circuit diagram according to an embodiment of the present invention; FIG. 2 is an external perspective view of a snubbers according to an embodiment of the present invention;

Claims (11)

직류라인간에 자기소호형 스위청소자를 구비한 2개의 아암을 각상별로 직렬접속하고, 이들 직렬접속점을 교류단자로하여 직류와 교류간에 전력변환하는 전력변환장치에 있어서, 상기 각 자기소호형 스위칭소자에 각각 병렬접속된 콘덴서와, 상기 직류라인간에 각상별로 각각 병렬로 접속된 콘덴서를 구비한 것을 특징으로 하는 전력변환장치.A power conversion apparatus for connecting two arms each having a self-small type switch cleaner between DC lines in series and converting power between direct current and alternating current using these series connection points as AC terminals, characterized in that each of the self- A capacitor connected in parallel, and a capacitor connected in parallel to each of the DC lines. 직류라인간에 자기소호형 스위칭소자를 구비한 2개의 아암을 각상별로 직렬접속하고, 이들 직렬접속점을 교류단자로하여 직류와 교류간에서 전력변환하는 전력변환장치에 있어서, 상기 각 아암에 각각 병렬접속된 콘덴서와, 상기 직류라인간에 각상별로 각각 병렬로 접속된 콘덴서를 구비한 것을 특징으로 하는 전력변환장치.A power conversion apparatus for connecting two arms each having a self-SOH type switching element between DC lines in series and for converting power between direct current and alternating current using these series connection points as AC terminals, A capacitor, and a capacitor connected in parallel to each of the phases between the DC lines. 직류라인간에 자기소호형 스위칭소자를 구비한 2개의 아암을 각상별로 직렬접속하고, 이들 직렬접속점을 교류단자로하여 직류와 교류간에서 전력변환하는 전력변환장치에 있어서, 상기 각 아암에 각각 접속된 스너버와, 상기 직류전원라인에 각상별로 각각 병렬로 접속된 콘덴서를 구비한 것을 특징으로 하는 전력변환장치.A power conversion apparatus for connecting two arms each having a self-SOH type switching element between DC lines in series and for converting power between direct current and alternate current using these series connection points as AC terminals, And a capacitor connected in parallel to each of the DC power supply lines. 직류라인간에 자기소호형 스위칭소자를 구비한 2개의 아암을 각상별로 직렬접속하고, 이들 직렬접속점을 교류단자로하여 직류전력을 가변전압ㆍ가변주파수의 교류전력으로 변환하는 인버터장치에 있어서, 상기 각 아암의 자기소호형 스위칭소자에 각각 병렬접속된 콘덴서와 다이오드의 직렬체와, 이들 콘덴서와 다이오드의 직렬접속점과, 그 반대측의 상기 직류전원라인간에 접속된 저항기와, 상기 직류전원라인간에상기 각상의 직렬의 정부아암을 걸치도록 각각 병렬로 접속된 제2콘덴서를 구비한 것을 특징으로 하는 인버터장치.The present invention relates to an inverter device for converting DC power into AC power of a variable voltage and a variable frequency by connecting two arms each having a self-SOH type switching element between DC lines in series and using these series connection points as an AC terminal, A series connected body of a capacitor and a diode respectively connected in parallel to the self-SOH type switching elements of the switching elements, a resistor connected between the series connection point of the capacitors and the diodes and the DC power supply line on the opposite side, And a second capacitor connected in parallel to each of the first and second capacitors so as to extend across the governor arm of the inverter. 직류전원라인간에 자기소호형 스위칭소자를 구비한 2개의 아암을 각상별로 직렬접속하고, 이들 직렬접속점을 교류단자로하여 직류전력을 가변전압ㆍ가변주파수의 교류전력으로 변환하는 인버터장치에 있어서, 상기 각 아암의 자기소호형 스위칭소자에 각각 병렬접속된 유극성스너버와, 상기 직류전원의 정부라인간에 상기 각상의 정부아암의 유극성스너버를 걸치도록 각각 병렬로 접속된 콘덴서를 구비한 것을 특징으로 하는 인버터장치.The present invention relates to an inverter apparatus for converting DC power into AC power of variable voltage and variable frequency by connecting two arms each having a self-SOH type switching element between DC power supply lines in series and using these series connection points as AC terminals, And a condenser connected in parallel between the governor lines of the DC power source so as to bridge polarity snubbers of the respective phase arms between the positive power snubber and the negative power source of the DC power source, . 직류전원라인간에 자기소호형 스위칭소자를 구비한 2개의 아암을 각상별로 직렬접속하고, 이들 직렬접속점을 교류단자로하여 직류전력을 가변저압ㆍ직렬접속하고, 이들 직렬접속점을 교류단자로하여 직류전력을 가변저압ㆍ가변주파수의 교류전력으로 변환하는 인버터장치에 있어서, 상기 각 아암의 자기소호형 스위칭소자에 각각 병렬접속된 제1콘덴서와 다이오드의 직렬체와, 이들 제1 콘덴서와 다이오드의 직렬접속점과 반대측의 상기 직류전원라인간에 접속된 저항기와, 상기 직류전원라인간에 상기 각상의 정부아암을 걸치도록 각각 병렬로 접속된 제2 콘덴서와, 1상분의 상기 제1 콘덴서와 다이오드의 직렬체 2쌍, 및 상기 제2 콘덴서를 일체로 수납한 패키지를 구비한 것을 특징으로 하는 인버터장치.DC power supply lines are connected in series to each other with two arms each having a self-SOH type switching element, and DC power is variable-low-voltage and series-connected by using these series connection points as alternating-current terminals. The series- A first series circuit of a first capacitor and a diode connected in parallel to each of the Magnetic Loop type switching elements of the respective arms, and a second series circuit of a series connection of the first capacitor and the diode, A second capacitor connected in parallel to each of the DC power supply lines so as to sandwich the phase arm between the DC power supply lines and a pair of series bodies of the first capacitor and the diode for one phase, And a package in which the second capacitor is integrally housed. 직류전원라인간에 자기소호형 스위칭소자를 구비한 2개의 아암을 각상별로 직렬접속하고, 이들 직렬접속점을 교류단자로하여 직류전력을 가변전압ㆍ가변주파수의 교류전력으로 변환하는 인버터장치에 있어서, 상기 각 아암의 자기소호형 스위칭소자를 각 병렬접속되고, 콘덴서를 포함하는 유극성스너버회로와, 상기 직류전원라인간에 상기 각상의 정부아암의 유극성스너버회로를 걸치도록 각각 병렬로 접속된 제2 콘덴서와, 1상분의 상기 유극성스너버회로의 콘덴서 및 상기 제2 콘덴서를 일체로 수납한 패키지를 구비한 것을 특징으로 하는 인버터장치.The present invention relates to an inverter apparatus for converting DC power into AC power of variable voltage and variable frequency by connecting two arms each having a self-SOH type switching element between DC power supply lines in series and using these series connection points as AC terminals, And a second snubber circuit connected in parallel to the Magnetic Loop type switching elements of the arm and including a capacitor and a second snubber circuit including a second And a package in which a condenser, a condenser of the polar snubber circuit for one phase, and the second condenser are integrally housed. 제1콘덴서와 제1다이오드와 제2다이오드 및 제2콘덴서의 직렬체와, 이 직렬체에 병렬접속된 제3콘덴서를 구비한 것을 특징으로 하는 전력변환장치용 스너버장치.And a third capacitor connected in parallel to the first capacitor, a series body of the first diode, the second diode and the second capacitor, and a third capacitor connected in parallel to the series body. 제1콘덴서와 제1다이오드와 제2다이오드 및 제2콘덴서의 직렬체와 이 직렬체에 병렬접속된 제3콘덴서와 이들 직렬체와 제3콘덴서를 일체로 수납함과 동시에 상기 직렬체의 양단의 두단자와, 그 각 직렬접속점의 세단자를 접속단자로하여 외부로 인출한 패키지를 구비한 것을 특징으로 하는 스너버장치.A first capacitor, a first diode, a second diode and a second capacitor, a third capacitor connected in parallel to the first capacitor, a series capacitor and a third capacitor integrally connected to the first capacitor, And a package which is drawn out to the outside with three terminals of the respective series connection points as connection terminals. 직류전원라인간에 자기소호형 스위칭소자를 구비한 2개의 아암을 각상별로 직렬접속하고, 이들 직렬접속점을 교류단자로하여 직류전력을 가변전압ㆍ가변주파수의 교류전력으로 변환하는 인버터장치에 있어서, 상기 각 아암의 자기소호형 스위칭소자에 각각 접속된 스너버와 상기 1상분의 2쌍의 자기소호형 스위칭소자를 일체로 수납한 제1패키지와, 3상분의 3개의 상기 제1패키지를 설치한 냉각핀과.상기 직류전원라인간에 상기 각상 정부아암을 걸치도록 각각 병렬로 접속된 제2콘덴서와, 상기 스너버 및 상기 제2콘덴서의 1상분을 일체로 수납함과 동시에 대응하는 상기 제1패키지상에 각각 설치된 제2패키지를 구비한 것을 특징으로 하는 인버터장치.The present invention relates to an inverter apparatus for converting DC power into AC power of variable voltage and variable frequency by connecting two arms each having a self-SOH type switching element between DC power supply lines in series and using these series connection points as AC terminals, A first package in which a snubber connected to each of the self-SOH type switching elements of the arm and two pairs of self-SOH type switching elements for the one-phase portion are integrally housed, and a cooling pin A second condenser connected in parallel to each of the DC power supply lines so as to extend across the arm portions, and a second condenser for integrally housing the one-phase portion of the snubber and the second condenser, And a second package provided with the second package. 제10항에 있어서, 상기 각상의 제2패키지에 각각 접속되는 3쌍의 저항기를 일체로 수납하는 제3패키지를 구비한 것을 특징으로 하는 인버터장치.The inverter device according to claim 10, further comprising: a third package for housing three pairs of resistors connected to the respective second packages, respectively. ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960006034A 1995-03-10 1996-03-08 Power conversion device, inverter device and snubber device KR960036260A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP95-050791 1995-03-10
JP05079195A JP3221270B2 (en) 1995-03-10 1995-03-10 Power conversion device and snubber device

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KR960036260A true KR960036260A (en) 1996-10-28

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CN (1) CN1039270C (en)
GB (1) GB2298747B (en)
HK (1) HK1000678A1 (en)
SG (1) SG67916A1 (en)
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JPH08251908A (en) 1996-09-27
HK1000678A1 (en) 1998-04-17
JP3221270B2 (en) 2001-10-22
GB2298747B (en) 1997-03-19
SG67916A1 (en) 1999-10-19
CN1135115A (en) 1996-11-06
CN1039270C (en) 1998-07-22
GB9604510D0 (en) 1996-05-01
GB2298747A (en) 1996-09-11
TW295743B (en) 1997-01-11

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