KR890003252A - 유도 가열조리기의 부하적부 검지회로 - Google Patents
유도 가열조리기의 부하적부 검지회로 Download PDFInfo
- Publication number
- KR890003252A KR890003252A KR1019880009304A KR880009304A KR890003252A KR 890003252 A KR890003252 A KR 890003252A KR 1019880009304 A KR1019880009304 A KR 1019880009304A KR 880009304 A KR880009304 A KR 880009304A KR 890003252 A KR890003252 A KR 890003252A
- Authority
- KR
- South Korea
- Prior art keywords
- load
- circuit
- inverter
- signal
- reference signal
- Prior art date
Links
Classifications
-
- 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
- H05B6/46—Dielectric heating
- H05B6/48—Circuits
- H05B6/50—Circuits for monitoring or control
-
- 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
- H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
-
- 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
- H05B2213/00—Aspects relating both to resistive heating and to induction heating, covered by H05B3/00 and H05B6/00
- H05B2213/05—Heating plates with pan detection means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S323/00—Electricity: power supply or regulation systems
- Y10S323/901—Starting circuits
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Induction Heating Cooking Devices (AREA)
- Cookers (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 주요부의 전기 회로도, 제2도는 전체의 전기적 구성을 나타내는 블럭도, 제3도는 각부의 파형도.
Claims (1)
- 인버어터(7)에서 코일에 고주파 전류를 공급하고, 이 코일에 대응하여 위치한 님비들의 부하를 발열시키는 유도가열 조리기로서, 그 부하가 다 가열 대상으로서 적합한지의 여부를 검지하는 부하 적부 검지회로(16)에 있어서, 부하 적부 검지회로 (16)가 교류전원에서 인버어터로의 입력전류에 따른 검출신호를 출력하는 입력전류 검출장치(9)와, 이 입력전류 검출장치에서 출력된 검출신호를 증폭하는 증폭회로(18)와 인버어터의 동작 개시와 대략 동기하여 소정의 시정수로 변화시키는 기준신호를 출력하는 긴준신호 출력회로(28)와, 이 기준 신호 출력회로로 부터의 기준신호와 증폭회로로 부터의 신호를 비교하여 부하 적부를 판정하는 비교회로(40)가 있어서, 부하가 가열대상으로서 부적정하다고 판정되었을 때에는 인버어터의 동작을 정지시키는 것을 특징으로 하는 유도가열 조리기의 부하적부 검지회로.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62183948A JPH07111905B2 (ja) | 1987-07-23 | 1987-07-23 | 誘導加熱調理器の負荷適否検知回路 |
JP62-183948 | 1987-07-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR890003252A true KR890003252A (ko) | 1989-04-13 |
Family
ID=16144619
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880009304A KR890003252A (ko) | 1987-07-23 | 1988-07-22 | 유도 가열조리기의 부하적부 검지회로 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4810847A (ko) |
JP (1) | JPH07111905B2 (ko) |
KR (1) | KR890003252A (ko) |
GB (1) | GB2207305B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100301462B1 (ko) * | 1994-07-14 | 2001-10-22 | 구자홍 | 유도가열조리기의보호회로 |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2862569B2 (ja) * | 1989-06-30 | 1999-03-03 | 株式会社東芝 | 電磁調理器 |
US5004881A (en) * | 1989-11-22 | 1991-04-02 | Goldstar Co., Ltd. | Method and circuit for controlling power level in the electromagnetic induction cooker |
FR2674403B1 (fr) * | 1991-03-18 | 1993-07-16 | Morice Cie Traitogaz Ets | Generateur pour l'alimentation d'un appareil de chauffage par induction. |
ES2046071B1 (es) * | 1991-06-21 | 1995-10-16 | Fagor S Coop Ltda | Detector de cazuela para encimera de induccion. |
KR940004040B1 (ko) * | 1991-10-24 | 1994-05-11 | 주식회사 금성사 | 유도가열 조리기의 부하 감지회로 |
JP3337079B2 (ja) * | 1991-11-26 | 2002-10-21 | ローム株式会社 | 電源回路 |
KR940005050B1 (ko) * | 1992-02-11 | 1994-06-10 | 주식회사 금성사 | 고주파 유도가열조리기의 출력보상회로 |
DE4208249A1 (de) * | 1992-03-14 | 1993-09-16 | Ego Elektro Blanc & Fischer | Induktive kochstellenbeheizung und verfahren zu ihrem betrieb |
FR2701612B1 (fr) * | 1993-02-16 | 1995-03-31 | Thomson Electromenager Sa | Procédé de commande de la puissance appliquée à un onduleur à résonance. |
KR950007600A (ko) * | 1993-08-10 | 1995-03-21 | 문정환 | 전자조리기의 소물감지회로 |
US5700996A (en) * | 1994-06-09 | 1997-12-23 | Samsung Electronics Co., Ltd. | Induction cooker with power switching control |
US5648008A (en) * | 1994-11-23 | 1997-07-15 | Maytag Corporation | Inductive cooking range and cooktop |
JP3724857B2 (ja) * | 1995-09-18 | 2005-12-07 | 株式会社瀬田技研 | 電磁誘導加熱装置の温度制御装置及び始動方法 |
US5794096A (en) * | 1995-10-25 | 1998-08-11 | Minolta Co., Ltd. | Induction type heat fixing device |
JP3206733B2 (ja) * | 1997-11-25 | 2001-09-10 | 株式会社三社電機製作所 | 直流電源装置 |
US6316753B2 (en) * | 1998-05-19 | 2001-11-13 | Thermal Solutions, Inc. | Induction heating, temperature self-regulating |
US6232585B1 (en) * | 1998-05-19 | 2001-05-15 | Thermal Solutions, Inc. | Temperature self-regulating food delivery system |
US6255635B1 (en) * | 1998-07-10 | 2001-07-03 | Ameritherm, Inc. | System and method for providing RF power to a load |
JP2001357970A (ja) * | 2000-06-16 | 2001-12-26 | Sharp Corp | 高周波加熱装置 |
JP3830144B2 (ja) * | 2002-06-21 | 2006-10-04 | 松下電器産業株式会社 | 高周波誘電加熱用電力制御方法およびその装置 |
US6956188B2 (en) * | 2002-12-06 | 2005-10-18 | General Electric Company | Induction heating coil with integrated resonant capacitor and method of fabrication thereof, and induction heating system employing the same |
US6953919B2 (en) | 2003-01-30 | 2005-10-11 | Thermal Solutions, Inc. | RFID-controlled smart range and method of cooking and heating |
US7573005B2 (en) * | 2004-04-22 | 2009-08-11 | Thermal Solutions, Inc. | Boil detection method and computer program |
US7696458B2 (en) * | 2005-06-03 | 2010-04-13 | Illinois Tool Works Inc. | Induction heating system and method of output power control |
US7687748B2 (en) * | 2005-08-01 | 2010-03-30 | Western Industries, Inc. | Induction cook top system with integrated ventilator |
US8312873B2 (en) * | 2005-08-01 | 2012-11-20 | Western Industries, Inc. | Low depth telescoping downdraft ventilator |
US8872077B2 (en) * | 2005-08-01 | 2014-10-28 | Western Industries, Inc. | Low profile induction cook top with heat management system |
US8884197B2 (en) | 2007-02-03 | 2014-11-11 | Western Industries, Inc. | Induction cook top with heat management system |
EP2247158B1 (en) * | 2008-02-19 | 2017-03-29 | Panasonic Corporation | Induction heat cooking device |
US9006624B2 (en) * | 2010-07-22 | 2015-04-14 | General Electric Company | Resonant frequency detection for induction resonant inverter |
USD694569S1 (en) | 2011-12-30 | 2013-12-03 | Western Industries, Inc. | Cook top |
US9777930B2 (en) | 2012-06-05 | 2017-10-03 | Western Industries, Inc. | Downdraft that is telescoping |
US9897329B2 (en) | 2012-06-08 | 2018-02-20 | Western Industries, Inc. | Cooktop with downdraft ventilator |
US10605464B2 (en) | 2012-10-15 | 2020-03-31 | Whirlpool Corporation | Induction cooktop |
ITTO20120896A1 (it) * | 2012-10-15 | 2014-04-16 | Indesit Co Spa | Piano cottura a induzione |
EP3432682A1 (en) | 2017-07-18 | 2019-01-23 | Whirlpool Corporation | Method for operating an induction cooking hob and cooking hob using such method |
US10993292B2 (en) | 2017-10-23 | 2021-04-27 | Whirlpool Corporation | System and method for tuning an induction circuit |
KR102172415B1 (ko) * | 2017-11-07 | 2020-10-30 | 엘지전자 주식회사 | 유도 가열 장치 및 유도 가열 장치의 용기 판별 방법 |
US10856686B2 (en) | 2017-11-16 | 2020-12-08 | The Vollrath Company, L.L.C. | Systems and methods for thermal soft start control |
US11140751B2 (en) | 2018-04-23 | 2021-10-05 | Whirlpool Corporation | System and method for controlling quasi-resonant induction heating devices |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3781505A (en) * | 1972-06-28 | 1973-12-25 | Gen Electric | Constant duty cycle control of induction cooking inverter |
JPS607907B2 (ja) * | 1977-07-25 | 1985-02-27 | ソニー株式会社 | スイツチングレギユレータ |
JPS5856475B2 (ja) * | 1979-08-03 | 1983-12-15 | 株式会社東芝 | 誘導加熱調理器の発振回路 |
DE3049863C2 (de) * | 1979-09-17 | 1985-02-28 | Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka | Induktionsheizgerät zum Erwärmen von metallenen Kochgefässen |
GB2062985B (en) * | 1979-11-12 | 1983-11-02 | Matsushita Electric Ind Co Ltd | Small load detection by comparison between input and output parameters of an induction heat cooking apparatus |
JPS5932878B2 (ja) * | 1979-11-12 | 1984-08-11 | 松下電器産業株式会社 | 誘導加熱調理器 |
JPS5693286A (en) * | 1979-12-27 | 1981-07-28 | Tokyo Shibaura Electric Co | Induction heating cooking device |
US4617442A (en) * | 1982-01-12 | 1986-10-14 | Sanyo Electric Co., Ltd. | Induction heating apparatus with controlled switching device for improved efficiency |
JPS6134884A (ja) * | 1984-07-26 | 1986-02-19 | 株式会社東芝 | 誘導加熱調理器 |
US4625271A (en) * | 1984-10-05 | 1986-11-25 | Sundstrand Corporation | Soft-start circuit for a power converter |
US4686340A (en) * | 1985-04-17 | 1987-08-11 | Sanyo Electric Co., Ltd. | Induction heating apparatus with unsuitable load detecting circuit |
JPH0612707B2 (ja) * | 1985-10-19 | 1994-02-16 | 三洋電機株式会社 | 過電流保護回路 |
JPH0648636B2 (ja) * | 1985-04-17 | 1994-06-22 | 三洋電機株式会社 | 誘導加熱装置 |
GB9105705D0 (en) * | 1991-03-18 | 1991-05-01 | Sandoz Ltd | Improvements in or relating to organic compounds |
-
1987
- 1987-07-23 JP JP62183948A patent/JPH07111905B2/ja not_active Expired - Lifetime
-
1988
- 1988-02-03 GB GB8802347A patent/GB2207305B/en not_active Expired - Lifetime
- 1988-02-11 US US07/155,087 patent/US4810847A/en not_active Expired - Lifetime
- 1988-07-22 KR KR1019880009304A patent/KR890003252A/ko not_active Application Discontinuation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100301462B1 (ko) * | 1994-07-14 | 2001-10-22 | 구자홍 | 유도가열조리기의보호회로 |
Also Published As
Publication number | Publication date |
---|---|
GB8802347D0 (en) | 1988-03-02 |
GB2207305A (en) | 1989-01-25 |
GB2207305B (en) | 1991-09-04 |
US4810847A (en) | 1989-03-07 |
JPH07111905B2 (ja) | 1995-11-29 |
JPS6430190A (en) | 1989-02-01 |
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Legal Events
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A201 | Request for examination | ||
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E601 | Decision to refuse application | ||
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