JPS6079292U - power circuit - Google Patents
power circuitInfo
- Publication number
- JPS6079292U JPS6079292U JP17160983U JP17160983U JPS6079292U JP S6079292 U JPS6079292 U JP S6079292U JP 17160983 U JP17160983 U JP 17160983U JP 17160983 U JP17160983 U JP 17160983U JP S6079292 U JPS6079292 U JP S6079292U
- Authority
- JP
- Japan
- Prior art keywords
- current
- circuit
- inverter
- frequency
- control circuit
- 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
- Power Conversion In General (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図は本考案の一実施例を示した電源回路の概略図、
第2図は該電源回路に設けられているコイルの一例を示
したものである。
1:商用周波数電源、2:順変換回路、3:チョークコ
イル、4:インバータ、5:制御回路、6:負荷回路、
7:電流検出トランス、8:周波数制御回路、9A、9
B:コイル、IIA、11 −B:コンデンサ。FIG. 1 is a schematic diagram of a power supply circuit showing an embodiment of the present invention;
FIG. 2 shows an example of a coil provided in the power supply circuit. 1: Commercial frequency power supply, 2: Forward conversion circuit, 3: Choke coil, 4: Inverter, 5: Control circuit, 6: Load circuit,
7: Current detection transformer, 8: Frequency control circuit, 9A, 9
B: Coil, IIA, 11-B: Capacitor.
Claims (1)
、一対以上のトランジスタから成り、制御回路からスイ
ッチング信号に基づいて前記順変換回路からの直流を高
周波に変換するトランジスタインバータ、該インバータ
の出力電流を検出する電流検出トランス、該トランスで
検出した電流により前記スイッチング信号の周波数をコ
ントロールする様にした周波数制御回路、前記インバー
タからの高周波電力が供給される負荷から成る回路にお
いて、前記電流検出トランスと前記周波数制御回路の間
に該電流検出トランスの浮遊容量を通じて流入するノイ
ズ成分を阻止するコイルを設けたことを特徴とする電源
回路。A forward conversion circuit that converts alternating current from a commercial frequency power source into direct current; a transistor inverter that is composed of one or more pairs of transistors and converts the direct current from the forward conversion circuit into high frequency based on a switching signal from a control circuit; and an output current of the inverter. A circuit comprising: a current detection transformer for detecting a current detection transformer; a frequency control circuit configured to control the frequency of the switching signal using the current detected by the transformer; and a load to which high frequency power is supplied from the inverter. A power supply circuit characterized in that a coil is provided between the frequency control circuit to block noise components flowing through the stray capacitance of the current detection transformer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17160983U JPS6079292U (en) | 1983-11-05 | 1983-11-05 | power circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17160983U JPS6079292U (en) | 1983-11-05 | 1983-11-05 | power circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6079292U true JPS6079292U (en) | 1985-06-01 |
Family
ID=30374311
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17160983U Pending JPS6079292U (en) | 1983-11-05 | 1983-11-05 | power circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6079292U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1990009056A1 (en) * | 1989-01-24 | 1990-08-09 | Fanuc Ltd | Inverter |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4996239A (en) * | 1973-01-19 | 1974-09-12 | ||
JPS5869443A (en) * | 1981-09-02 | 1983-04-25 | ゼネラル・エレクトリツク・カンパニイ | 2-voltage power source with input filter |
-
1983
- 1983-11-05 JP JP17160983U patent/JPS6079292U/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4996239A (en) * | 1973-01-19 | 1974-09-12 | ||
JPS5869443A (en) * | 1981-09-02 | 1983-04-25 | ゼネラル・エレクトリツク・カンパニイ | 2-voltage power source with input filter |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1990009056A1 (en) * | 1989-01-24 | 1990-08-09 | Fanuc Ltd | Inverter |
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