JPH02136497U - - Google Patents
Info
- Publication number
- JPH02136497U JPH02136497U JP4539189U JP4539189U JPH02136497U JP H02136497 U JPH02136497 U JP H02136497U JP 4539189 U JP4539189 U JP 4539189U JP 4539189 U JP4539189 U JP 4539189U JP H02136497 U JPH02136497 U JP H02136497U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- positive pole
- inverter
- connect
- regeneration
- 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.)
- Pending
Links
- 230000008929 regeneration Effects 0.000 claims description 8
- 238000011069 regeneration method Methods 0.000 claims description 8
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 3
- 230000001629 suppression Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図ａは本考案の一実施例の回路構成をあら
わすブロツク図、第１図ｂは本考案の他の実施例
の回路構成をあらわすブロツク図、第２図ａ，ｂ
，ｃは従来例の説明図である。Ｐ〜Ｎ……直流電
源、ｒ１，ｒ２……リレー、ａ，ｂ……リレーの
ａ接点、ｂ接点、Ｔｒ……回生用トランジスタ、
Ｄ……ダイオード、Ｒ１，Ｒ２……抵抗、Ｃ……
平滑コンデンサ。
FIG. 1a is a block diagram showing the circuit configuration of one embodiment of the present invention, FIG. 1b is a block diagram showing the circuit configuration of another embodiment of the present invention, and FIGS. 2a and b
, c are explanatory diagrams of conventional examples. P~N...DC power supply, r1, r2...Relay, a, b...Relay a contact, B contact, Tr...Regeneration transistor,
D...Diode, R1, R2...Resistor, C...
smoothing capacitor.
Claims (1)
ンバータに直流電流を供給する回路において、 インバータの入力端に平滑コンデンサを接続し
、 平滑コンデンサと直流電源のプラス極Ｐの間に
抵抗を接続し、 抵抗の直流電源側端子と直流電源のプラス極Ｐ
の間に直流電源のマイナス極Ｎへ向かう方向の回
生用トランジスタを接続し、 回生用トランジスタの直流電源のプラス極Ｐ側
主回路端子から直流電源のプラス極Ｐへ向かう方
向にサージ抑制用ダイオードを接続し、 直流電源のプラス極Ｐと抵抗のインバータ側端
子の間にａ接点を接続し、直流電源のプラス極Ｐ
と回生用トランジスタの直流電源のプラス極Ｐ側
主回路端子の間にｂ接点を接続したリレーを設け
た ことを特徴とするインバータ装置の回生回路。 ２ 回生用トランジスタの主回路端子の間のオン
・オフを制御する回生用トランジスタの駆動信号
が与えられる制御端子に直列に前記リレーのａ接
点を接続した 請求項１記載のインバータ装置の回生回路。[Scope of Claim for Utility Model Registration] 1. In a circuit that supplies direct current to an inverter from the positive pole P and negative pole N of a DC power supply, a smoothing capacitor is connected to the input terminal of the inverter, and the smoothing capacitor and the positive pole P of the DC power supply are connected to the input terminal of the inverter. Connect a resistor between the resistor's DC power supply side terminal and the positive pole P of the DC power supply.
Connect a regeneration transistor in the direction toward the negative pole N of the DC power supply between the two terminals, and connect a surge suppression diode in the direction from the positive pole P side main circuit terminal of the DC power supply of the regeneration transistor to the positive pole P of the DC power supply. Connect the a contact between the positive pole P of the DC power supply and the inverter side terminal of the resistor, and connect the positive pole P of the DC power supply
A regeneration circuit for an inverter device, characterized in that a relay is provided with a B contact connected between the positive pole P side main circuit terminal of a DC power supply of a regeneration transistor. 2. The regeneration circuit for an inverter device according to claim 1, wherein the a contact of the relay is connected in series to a control terminal to which a drive signal of the regeneration transistor is applied to control on/off between the main circuit terminals of the regeneration transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4539189U JPH02136497U (en) | 1989-04-18 | 1989-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4539189U JPH02136497U (en) | 1989-04-18 | 1989-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02136497U true JPH02136497U (en) | 1990-11-14 |
Family
ID=31559525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4539189U Pending JPH02136497U (en) | 1989-04-18 | 1989-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02136497U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007005086A (en) * | 2005-06-22 | 2007-01-11 | Lecip Corp | Rush current prevention circuit |
| WO2012127665A1 (en) * | 2011-03-23 | 2012-09-27 | 三菱電機株式会社 | Control apparatus and control method of synchronous motor |
-
1989
- 1989-04-18 JP JP4539189U patent/JPH02136497U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007005086A (en) * | 2005-06-22 | 2007-01-11 | Lecip Corp | Rush current prevention circuit |
| WO2012127665A1 (en) * | 2011-03-23 | 2012-09-27 | 三菱電機株式会社 | Control apparatus and control method of synchronous motor |
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