JP2005203176A - 誘導加熱インバータの制御方法 - Google Patents
誘導加熱インバータの制御方法 Download PDFInfo
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- JP2005203176A JP2005203176A JP2004006623A JP2004006623A JP2005203176A JP 2005203176 A JP2005203176 A JP 2005203176A JP 2004006623 A JP2004006623 A JP 2004006623A JP 2004006623 A JP2004006623 A JP 2004006623A JP 2005203176 A JP2005203176 A JP 2005203176A
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- Prior art keywords
- circuit
- inverter
- induction heating
- power
- main circuit
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/06—Control, e.g. of temperature, of power
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/04—Sources of current
Abstract
【解決手段】従来の制御回路10に代わる制御回路30として電力演算器31,γ角計測回路32などを備え、電力演算器31では直流電圧検出器6の検出値と交流電流検出器8の検出値とγ角計測回路32から得られるγ角とにより鍋21の加熱電力の演算値を求め、この演算値に基づいて前記誘導加熱インバータを制御することにより、従来構成における直流電流検出器を省略し、装置全体の小型化,コストダウンを計る。
【選択図】図1
Description
前記インバータ主回路から前記共振回路への出力電流に対する該インバータ主回路の出力電圧が進み位相になる周波数領域の交流電力により前記加熱コイル上の鍋等の被加熱物を誘導加熱する際に、前記鍋等の被加熱物への加熱電力の検出値は、前記インバータ主回路への入力直流電圧と前記出力電流と前記位相差とに基づいて導出することを特徴とした制御方法を行わせる。
Claims (1)
- 直流電源と、自己消弧形素子とダイオードの逆並列回路をブリッジ接続してなるインバータ主回路と、加熱コイル及び共振コンデンサからなる共振回路と、前記インバータ主回路を制御する制御回路とを備えた誘導加熱インバータにおいて、
前記インバータ主回路から前記共振回路への出力電流に対する該インバータ主回路の出力電圧が進み位相になる周波数領域の交流電力により前記加熱コイル上の鍋等の被加熱物を誘導加熱する際に、
前記鍋等の被加熱物への加熱電力の検出値は、前記インバータ主回路への入力直流電圧と前記出力電流と前記位相差とに基づいて導出することを特徴とする誘導加熱インバータの制御方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004006623A JP4432498B2 (ja) | 2004-01-14 | 2004-01-14 | 誘導加熱インバータの制御装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2004006623A JP4432498B2 (ja) | 2004-01-14 | 2004-01-14 | 誘導加熱インバータの制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005203176A true JP2005203176A (ja) | 2005-07-28 |
JP4432498B2 JP4432498B2 (ja) | 2010-03-17 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004006623A Expired - Fee Related JP4432498B2 (ja) | 2004-01-14 | 2004-01-14 | 誘導加熱インバータの制御装置 |
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JP (1) | JP4432498B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007042315A1 (de) * | 2005-10-14 | 2007-04-19 | E.G.O. Elektro-Gerätebau GmbH | Induktionsheizeinrichtung sowie verfahren zum betrieb einer solchen |
CN101636014A (zh) * | 2009-08-12 | 2010-01-27 | 苏州市春和电器有限公司 | 一种电磁炉低功耗待机电路装置 |
FR2954887A1 (fr) * | 2009-12-31 | 2011-07-01 | Fagorbrandt Sas | Procede et dispositif de determination de la puissance instantanee delivree par des moyens d'induction associes a un recipient a chauffer |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103904871B (zh) * | 2014-03-25 | 2016-09-07 | 深圳麦格米特电气股份有限公司 | 高频加热电源开关管保护电路的控制方法 |
-
2004
- 2004-01-14 JP JP2004006623A patent/JP4432498B2/ja not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007042315A1 (de) * | 2005-10-14 | 2007-04-19 | E.G.O. Elektro-Gerätebau GmbH | Induktionsheizeinrichtung sowie verfahren zum betrieb einer solchen |
CN101636014A (zh) * | 2009-08-12 | 2010-01-27 | 苏州市春和电器有限公司 | 一种电磁炉低功耗待机电路装置 |
FR2954887A1 (fr) * | 2009-12-31 | 2011-07-01 | Fagorbrandt Sas | Procede et dispositif de determination de la puissance instantanee delivree par des moyens d'induction associes a un recipient a chauffer |
EP2341758A1 (fr) * | 2009-12-31 | 2011-07-06 | FagorBrandt SAS | Procédé et dispositif de détermination de la puissance instantanée délivrée par des moyens d'induction associés à un récipient à chauffer |
Also Published As
Publication number | Publication date |
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JP4432498B2 (ja) | 2010-03-17 |
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