JPS60135089U - power supply - Google Patents
power supplyInfo
- Publication number
- JPS60135089U JPS60135089U JP2203684U JP2203684U JPS60135089U JP S60135089 U JPS60135089 U JP S60135089U JP 2203684 U JP2203684 U JP 2203684U JP 2203684 U JP2203684 U JP 2203684U JP S60135089 U JPS60135089 U JP S60135089U
- Authority
- JP
- Japan
- Prior art keywords
- load
- power supply
- switching frequency
- inverter
- commutating
- 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
Landscapes
- Protection Of Static Devices (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の電源装置のブロック図、第２図はその出
力電流■および出力電圧■の波形図、第３図はこの考案
の一実嶋例のプロアク図、第４図はその出力電流Ｉおよ
び出力電圧■の波形図である。
１・・・三相交流電源、２・・・コンバータブリッジ、
３・・・負荷、４・・・直流リアクトル、５・・・イン
バータブリッジ、６・・・コンデンサ、７・・・同期信
号検出用トランス、８・・・電圧検出用トランス、９．
１０・・・ゲート回路、１１・・・出力電圧設定部、１
２・・・周波数設定部、１３・・・定電圧制御部、１４
・・・電圧周波数交換器、１５・・・異常電圧検出部、
１６・・・保護シーケンス部、１７・・・加算器、Ｔｈ
１〜Ｔｈ４・・・サイリスタ。Figure 1 is a block diagram of a conventional power supply device, Figure 2 is a waveform diagram of its output current ■ and output voltage ■, Figure 3 is a pro-ac diagram of an example of this invention, and Figure 4 is its output current. It is a waveform diagram of I and output voltage ■. 1... Three-phase AC power supply, 2... Converter bridge,
3... Load, 4... DC reactor, 5... Inverter bridge, 6... Capacitor, 7... Synchronous signal detection transformer, 8... Voltage detection transformer, 9.
10... Gate circuit, 11... Output voltage setting section, 1
2... Frequency setting section, 13... Constant voltage control section, 14
... Voltage frequency exchanger, 15... Abnormal voltage detection section,
16...Protection sequence section, 17...Adder, Th
1~Th4...thyristor.
Claims (1)
変換して負荷へ供給する負荷転流型インバータと、前記
負荷に並列接続した転流用コンデンサと、前記負荷転流
型インバータのスイッチング周波数を設定する周波数設
定手段と、前記負荷転流型インバータの異常高電圧発生
を検出して前記周波数設定手段により設定されたスイッ
チング周波数を高める異常電圧検出部とを備えた電源装
置。A constant current DC power source, a load commutating inverter that converts the output of the constant current DC power source into alternating current and supplying it to the load, a commutating capacitor connected in parallel to the load, and a switching frequency of the load commutating inverter. A power supply device comprising: a frequency setting means for setting a switching frequency; and an abnormal voltage detecting section for detecting occurrence of an abnormally high voltage in the load commutation type inverter and increasing the switching frequency set by the frequency setting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2203684U JPS60135089U (en) | 1984-02-17 | 1984-02-17 | power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2203684U JPS60135089U (en) | 1984-02-17 | 1984-02-17 | power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60135089U true JPS60135089U (en) | 1985-09-07 |
Family
ID=30513971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2203684U Pending JPS60135089U (en) | 1984-02-17 | 1984-02-17 | power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60135089U (en) |
-
1984
- 1984-02-17 JP JP2203684U patent/JPS60135089U/en active Pending
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