WO1998048505A1 - Circuit d'alimentation d'arbres multiples pour onduleur a transistors et circuit unite correspondant - Google Patents

Circuit d'alimentation d'arbres multiples pour onduleur a transistors et circuit unite correspondant Download PDF

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Publication number
WO1998048505A1
WO1998048505A1 PCT/JP1998/001790 JP9801790W WO9848505A1 WO 1998048505 A1 WO1998048505 A1 WO 1998048505A1 JP 9801790 W JP9801790 W JP 9801790W WO 9848505 A1 WO9848505 A1 WO 9848505A1
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WO
WIPO (PCT)
Prior art keywords
circuit
power supply
output
rectifying
smoothing
Prior art date
Application number
PCT/JP1998/001790
Other languages
English (en)
Japanese (ja)
Inventor
Akihisa Ono
Original Assignee
Kabushiki Kaisha Yaskawa Denki
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 Kabushiki Kaisha Yaskawa Denki filed Critical Kabushiki Kaisha Yaskawa Denki
Publication of WO1998048505A1 publication Critical patent/WO1998048505A1/fr

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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
    • 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
    • H02M3/285—Single converters with a plurality of output stages connected in parallel
    • 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
    • H02M3/325—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 using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—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 using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33561—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 using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having more than one ouput with independent control

Definitions

  • the present invention relates to a multi-axis original circuit of a transistor inverter device having a plurality of actuators and a unit circuit thereof.
  • FIG. 3 is a diagram showing a configuration of a conventional multi-axis power supply circuit, and illustrates up to the second axis.
  • 31 is a forward conversion circuit for converting a single-phase or three-phase commercial AC voltage into a DC voltage
  • 32 is a first high-frequency transformer having a primary winding and a number of secondary windings
  • 33 Is a switching circuit that conducts high-frequency current from the DC voltage output from the forward conversion circuit 31 to the primary winding of the high-frequency transformer 32.
  • 34 is a transistor drive power supply from the output voltage of the secondary winding of the high-frequency transformer 32.
  • a second high-frequency transformer for generating VD i VD 4 is a feedback circuit 35 for voltage stabilization, which is based on a voltage level of the secondary power supply V cc generated by the first high-frequency transformer 32. This is a stability circuit for controlling the switching circuit 33.
  • the stabilizing circuit 35 is composed of an E detector 36 for detecting the ff level of the common Vcc side circuit control source Vcc , and an insulating circuit 37 such as a photocabra.
  • the power transistor fin inverter device for driving a Akuchiyue Ichita multilingual of «? Hara (Vcc, V EE, etc.) and the original transistor drive control (four IffV D i VD 4) Output power.
  • a common control S "source (Vcc, VEE, etc.) and a drive ⁇ for all axes are created by the first transformer 32, and a drive for all axes !: From the source, a second transformer (T11, ⁇ 12) - - - -) are Sakutsu the drive power? source voltage VD ⁇ VD 4 of each axis in.
  • Table 1 summarizes the number of circuit types in the conventional technology. For 1 axis For 2 axes For 3 axes
  • An object of the present invention is to provide an original circuit for a multi-axis of a transistor converter device which aims at reducing the number of parts, reducing the size, reducing the cost, and improving the development efficiency.
  • the present invention is based on the idea that, in order to solve the above ⁇ , by designing a single-axis circuit as a basic block as a standard block, when designing a multi-axis circuit, the basic block is increased by the required number of axes. It is.
  • the present invention provides, as a multi-axis power supply circuit of a transistor inverter device, a DC output: a primary winding connected to a power source, a high-frequency transformer having a plurality of 2 windings, and each secondary winding of the high-frequency transformer.
  • a plurality of rectifying / smoothing circuits for rectifying and smoothing the output of the line; a DC output power supply; a switching circuit for supplying the DC output voltage of the DC output voltage to the primary winding of each high frequency transformer at a high frequency;
  • Multiple drives consisting of the output of the smoothing circuit.
  • the basic block includes a high-frequency transformer having a primary winding and a number of secondary windings connected to a DC output power supply, and a plurality of rectifying and smoothing rectifying and smoothing the output voltage of each secondary winding of the high-frequency transformer. And a circuit.
  • a multi-axis prototype circuit By preparing and connecting the basic block in accordance with the number of increase / decrease of the number of actuator units to be driven, a multi-axis prototype circuit can be configured.
  • FIG. 1 is a diagram showing a configuration of a multi-axis power supply circuit according to the present invention.
  • FIG. 2 is a diagram illustrating a configuration of a single-axis power supply circuit that is a basic multi-axis power supply circuit.
  • FIG. 3 is a diagram showing a configuration of a conventional multi-axis power supply circuit.
  • FIG. 1 is a diagram showing a configuration of a multi-axis power supply circuit according to one embodiment of the present invention.
  • 1 is a forward conversion circuit for converting a single-phase or three-phase commercial AC voltage into a DC voltage
  • 2 is a high-frequency transformer having a primary winding and a number of secondary windings
  • 3 is a forward conversion.
  • 4 is a secondary-side circuit that rectifies and smoothes the output voltage of the secondary winding of the high-frequency transformer 2.
  • a rectifying / smoothing circuit for generating a voltage for driving the rectifying circuit; and 5, a feedback circuit for stabilizing the voltage.
  • the switching circuit 3 is controlled based on the voltage level of the secondary element generated by the rectifying / smoothing circuit 4. This is a stability control circuit for control.
  • the stabilizing circuit 5 includes a voltage detector 6 for detecting the voltage level of the common 27-side circuit control power supply Vcc and an insulating circuit 7 such as a photo bra.
  • the above-mentioned multi-axis original circuit is a collection of basic single-axis 3 ⁇ 4 original circuits for the number of axes.
  • Figure 2 is for the basic single axis!
  • FIG. 3 is a diagram showing a configuration of a source circuit. See Figure 2 for 1 axis!
  • the components of the warworm as the power source circuit are the high-frequency transformer 22 and the rectifying and smoothing circuit 24, and these components need to be prepared for the number of axes.
  • the illustrated forward conversion circuit 1 and switching circuit 3 are common components for multiple axes.
  • the switching circuit 3 is common to all axes,
  • the number of smoothing circuits 4 is equal to the number of actuator axes to be driven.
  • the switching circuit 3 applies high frequency current from the DC voltage to the primary winding of the high frequency transformer 2 for all axes, and the rectifying and smoothing circuit 4 of each axis connects at least one rectifying and smoothing circuit output and is common.
  • the stabilizing circuit 5 uses the common secondary-side circuit control power supply and controls the switching circuit 3 by using the common secondary-side circuit control power supply.
  • the transformers T21, T22,... ′ are identical and have common characteristics, the energy by switching from the primary side by the switching circuit 3 is transmitted equally to all axes of the transformer to the secondary side. Therefore, by using the common secondary circuit control power supply V cc as the input to the stabilization circuit, the other output VD ** is stabilized to ®
  • the drive element can be made independently for all axes while being insulated by the transformer.
  • Table 2 summarizes the number of circuit types according to the present embodiment. Compared with the conventional technology shown in Table 1, in this embodiment, even if the number of axes is increased, the standard transformer designed for one axis is not used, and a new transformer is not newly designed. Up. In addition, even if the switching circuit is used, the standard circuit designed for one axis can be used as it is, and one switching circuit can be used. In other words, the type and number of transformers and the type and number of switching circuits have been greatly reduced.
  • the number of components of the power supply circuit of the transistor inverter device for driving a plurality of actuators can be reduced, downsized, reduced in cost, development efficiency, and greatly increased.
  • the present invention is versatilely applicable as a power supply for a device that drives a plurality of axes, such as a control device for an industrial robot or an NC control device.

Landscapes

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

Abstract

Cette invention se rapporte à un circuit d'alimentation d'arbres multiples conçu pour des onduleurs à transistors, qui est de petite taille et comporte un petit nombre de pièces, et dont le coût de fabrication est faible et l'efficacité de mise au point améliorée. Ce circuit comporte un transformateur haute fréquence (2) possédant un enroulement primaire relié à une alimentation à sortie continue et une pluralité d'enroulements secondaires; une pluralité de circuits redresseur/lisseur (4) conçus pour rectifier et lisser les tensions de sortie des enroulements secondaires du transformateur (2); une alimentation à sortie continue (1); un circuit de commutation (3) conçu pour appliquer à l'enroulement primaire du transformateur (2) une haute fréquence générée à partir de la tension de sortie continue; une pluralité de blocs d'alimentation d'attaque composée des sorties des circuits (4); et un circuit stabilisateur (5) conçu pour commander le circuit (3) au moyen d'une alimentation de commande commune Vcc qui est reliée à au moins une des sorties des circuits (4).
PCT/JP1998/001790 1997-04-18 1998-04-16 Circuit d'alimentation d'arbres multiples pour onduleur a transistors et circuit unite correspondant WO1998048505A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10187997A JPH10295079A (ja) 1997-04-18 1997-04-18 トランジスタインバータ装置の多軸用電源回路及びその単位回路
JP9/101879 1997-04-18

Publications (1)

Publication Number Publication Date
WO1998048505A1 true WO1998048505A1 (fr) 1998-10-29

Family

ID=14312242

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1998/001790 WO1998048505A1 (fr) 1997-04-18 1998-04-16 Circuit d'alimentation d'arbres multiples pour onduleur a transistors et circuit unite correspondant

Country Status (2)

Country Link
JP (1) JPH10295079A (fr)
WO (1) WO1998048505A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002369531A (ja) * 2001-06-07 2002-12-20 Sony Corp 電力回生装置
JP2003090852A (ja) * 2001-09-19 2003-03-28 Tdk Corp プローブ、及び表面電位検出装置
JP4868106B2 (ja) * 2001-09-25 2012-02-01 Ｔｄｋ株式会社 表面電位検出装置
CN103166437A (zh) * 2011-12-16 2013-06-19 洛阳智超机电科技有限公司 提升机电控工频输入型稳压电源装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62196071A (ja) * 1986-02-24 1987-08-29 Fanuc Ltd パワ−デバイス駆動用電源

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62196071A (ja) * 1986-02-24 1987-08-29 Fanuc Ltd パワ−デバイス駆動用電源

Also Published As

Publication number Publication date
JPH10295079A (ja) 1998-11-04

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