JPH01176396U - - Google Patents
Info
- Publication number
- JPH01176396U JPH01176396U JP7383288U JP7383288U JPH01176396U JP H01176396 U JPH01176396 U JP H01176396U JP 7383288 U JP7383288 U JP 7383288U JP 7383288 U JP7383288 U JP 7383288U JP H01176396 U JPH01176396 U JP H01176396U
- Authority
- JP
- Japan
- Prior art keywords
- magnetron
- signal
- circuit
- current
- outputs
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of High-Frequency Heating Circuits (AREA)
Description
第１図はマグネトロン駆動回路の一実施例を示
す回路図である。
２……インバータ電源、８……比較回路、９…
…基準回路、１０……電流検出回路、１１……マ
イクロコンピユータ、１２……出力設定回路、１
３……スイツチング素子駆動回路。
FIG. 1 is a circuit diagram showing one embodiment of a magnetron drive circuit. 2... Inverter power supply, 8... Comparison circuit, 9...
... Reference circuit, 10 ... Current detection circuit, 11 ... Microcomputer, 12 ... Output setting circuit, 1
3...Switching element drive circuit.
Claims (1)
マグネトロンに流れる電流が基準回路９の基準値
を超えた時に信号を出力する比較回路からなる電
流検出回路１０と、前記マグネトロンに流れる電
流を監視してその電流が規定の時間以上前記基準
値を超えて流れ続けた時に信号を出力するマイク
ロコンピユータ８と、前記電流検出回路の信号が
入力された時に前記マグネトロンの発振出力を抵
減させる信号を出力し前記マイクロコンピユータ
の信号が入力された時に前記マグネトロンの動作
を停止させる信号を出力して前記インバータ電源
を制御する出力設定回路７と、前記出力設定回路
の出力に基づいて前記インバータ電源を駆動する
駆動回路とで構成されたことを特徴とするマグネ
トロン駆動制御回路。 A current detection circuit 10 consisting of a magnetron 1, an inverter power supply 2, a comparison circuit that outputs a signal when the current flowing through the magnetron exceeds a reference value of a reference circuit 9, and a current detection circuit 10 that monitors the current flowing through the magnetron and detects the current. a microcomputer 8 that outputs a signal when the current continues to flow in excess of the reference value for a predetermined time; and a microcomputer 8 that outputs a signal that reduces the oscillation output of the magnetron when the signal from the current detection circuit is input. an output setting circuit 7 that controls the inverter power supply by outputting a signal that stops the operation of the magnetron when a computer signal is input; and a drive circuit that drives the inverter power supply based on the output of the output setting circuit. A magnetron drive control circuit comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7383288U JPH01176396U (en) | 1988-06-02 | 1988-06-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7383288U JPH01176396U (en) | 1988-06-02 | 1988-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01176396U true JPH01176396U (en) | 1989-12-15 |
Family
ID=31298962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7383288U Pending JPH01176396U (en) | 1988-06-02 | 1988-06-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01176396U (en) |
-
1988
- 1988-06-02 JP JP7383288U patent/JPH01176396U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH01176396U (en) | ||
| JPH01176350U (en) | ||
| JPH0346995U (en) | ||
| JPH0346994U (en) | ||
| JPH0283633U (en) | ||
| JPH0415076U (en) | ||
| JPH0425195U (en) | ||
| JPS6112125U (en) | Electronics | |
| JPH0346992U (en) | ||
| JPS6130101U (en) | Control equipment for water heaters, etc. | |
| JPS61123644U (en) | ||
| JPS59175476U (en) | Arc welding power supply | |
| JPS5815201U (en) | Control device | |
| JPH0332406U (en) | ||
| JPS6065803U (en) | controller | |
| JPH0222027U (en) | ||
| JPS61201116U (en) | ||
| JPH01152393U (en) | ||
| JPH0485694U (en) | ||
| JPS61164501U (en) | ||
| JPH0222533U (en) | ||
| JPH01168878U (en) | ||
| JPH0232107U (en) | ||
| JPH0368394U (en) | ||
| JPS59195838U (en) | Switching element control circuit |