JPS5976095U - Inverter control device - Google Patents
Inverter control deviceInfo
- Publication number
- JPS5976095U JPS5976095U JP17231182U JP17231182U JPS5976095U JP S5976095 U JPS5976095 U JP S5976095U JP 17231182 U JP17231182 U JP 17231182U JP 17231182 U JP17231182 U JP 17231182U JP S5976095 U JPS5976095 U JP S5976095U
- Authority
- JP
- Japan
- Prior art keywords
- induction heating
- inverter
- control device
- voltage
- inverter control
- 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
- General Induction Heating (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図は従来の負荷転流電流形インバータとその負荷回
路を表わした簡略納置、第2図は、誘導加熱負荷の1例
を示す構造図、第3図は、誘導加熱負荷の状態例を示す
簡略図、第4図は第1図の従来装置の動作を説明するた
めの電圧波形図、第5図は、本考案の一実施例を示す構
成図、第6図は本考案の動作を説明するためのタイムチ
ャートである。
1・・・商用周波交流電源、2・・・整流器、3・・・
平滑リアクトル、4・・・インバータ、5・・・別型i
、6・・・コンデンサ、7・・・スイッチ、8・・・コ
ンデンサ、9・・・加熱コイル、10・・・被加熱物、
11・・・計器用変圧器、12・・・パルス形成回路、
13・・・計器用変圧器、14・・・全波整流器、15
・・・比較器、16・・・設定器。Figure 1 is a simplified layout showing a conventional load commutation current type inverter and its load circuit. Figure 2 is a structural diagram showing an example of an induction heating load. Figure 3 is an example of the state of an induction heating load. 4 is a voltage waveform diagram for explaining the operation of the conventional device shown in FIG. 1, FIG. 5 is a configuration diagram showing an embodiment of the present invention, and FIG. 6 is a diagram showing the operation of the present invention It is a time chart for explaining. 1... Commercial frequency AC power supply, 2... Rectifier, 3...
Smoothing reactor, 4... Inverter, 5... Different type i
, 6... Capacitor, 7... Switch, 8... Capacitor, 9... Heating coil, 10... Heated object,
11... Instrument transformer, 12... Pulse forming circuit,
13... Instrument transformer, 14... Full wave rectifier, 15
...Comparator, 16...Setter.
Claims (1)
させ誘導加熱負に電圧を発生させその後インバータを起
動して前記誘導加熱負を駆動する電流形インバータにお
いて、前記誘導加熱負荷に発生する電圧を検出する電圧
検出器と、この検出器の出力と設定値を比較してその大
小関係に応じた信号を発生する比較器を具備し、前記誘
導加熱負荷のインピーダンスを検知し得るようにしたこ
とを特徴とするインバータの制御装置。A voltage for detecting the voltage generated in the induction heating load in a current source inverter that discharges a capacitor precharged by a special starting power source to generate a voltage on the induction heating negative, and then starts the inverter to drive the induction heating negative. It is characterized by comprising a detector and a comparator that compares the output of the detector with a set value and generates a signal according to the magnitude relationship thereof, so that the impedance of the induction heating load can be detected. Inverter control device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17231182U JPS5976095U (en) | 1982-11-16 | 1982-11-16 | Inverter control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17231182U JPS5976095U (en) | 1982-11-16 | 1982-11-16 | Inverter control device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5976095U true JPS5976095U (en) | 1984-05-23 |
Family
ID=30375632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17231182U Pending JPS5976095U (en) | 1982-11-16 | 1982-11-16 | Inverter control device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5976095U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57126090A (en) * | 1981-01-29 | 1982-08-05 | Sanyo Electric Co | Induction heating cooking device |
-
1982
- 1982-11-16 JP JP17231182U patent/JPS5976095U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57126090A (en) * | 1981-01-29 | 1982-08-05 | Sanyo Electric Co | Induction heating cooking device |
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