JP2005108840A - 誘導加熱装置 - Google Patents
誘導加熱装置 Download PDFInfo
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- JP2005108840A JP2005108840A JP2004280424A JP2004280424A JP2005108840A JP 2005108840 A JP2005108840 A JP 2005108840A JP 2004280424 A JP2004280424 A JP 2004280424A JP 2004280424 A JP2004280424 A JP 2004280424A JP 2005108840 A JP2005108840 A JP 2005108840A
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- converters
- inductor
- inductors
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- coil
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- 238000010438 heat treatment Methods 0.000 title abstract description 11
- 230000006698 induction Effects 0.000 title abstract description 11
- 239000011159 matrix material Substances 0.000 claims description 27
- 230000010363 phase shift Effects 0.000 claims description 14
- 239000004020 conductor Substances 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000010411 cooking Methods 0.000 claims description 4
- 230000001939 inductive effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 240000001973 Ficus microcarpa Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/008—Plural converter units for generating at two or more independent and non-parallel outputs, e.g. systems with plural point of load switching regulators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/4815—Resonant converters
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Induction Heating Cooking Devices (AREA)
- General Induction Heating (AREA)
- Inverter Devices (AREA)
Abstract
【解決手段】 本発明装置は、少なくとも1つのインダクタL12,L13〜LMNと、DCバスに結合され、少なくとも1つのインダクタの第1の端子に結合される出力を有する少なくとも1つの第1のハーフブリッジコンバータn1〜nNと、DCバスに結合され、少なくとも1つのインダクタの第2の端子に結合される出力を有する少なくとも1つの第2のハーフブリッジコンバータm1〜mMを備える。各ハーフブリッジコンバータは、DCバスに接続される第1および第2の交互導電直列接続スイッチを有しており、各コンバータの第1および第2のスイッチのそれぞれを交互にオンにすることで少なくとも1つのインダクタが励磁され、第1および第2のコンバータから交互に該インダクタを介してDCバスから電流が流れるようにする。
【選択図】 図1
Description
a)複数のコイルを覆う大きい調理器具の場合、隣接するコイルは、同じ器具を加熱するため、当然同じ電力レベルを共有する
b)1つのコイルのみを覆う小さい器具の場合、隣接するコイルは、まったく作動する必要がない
からである。
Ncoils=Nconverter*(Nconvetrer−1)/2となり、式中、Nconverterはコンバータの総数である。
L12,L13〜LMN コイル
C 共振コンデンサ
Claims (17)
- 少なくとも1つのインダクタに電力を供給する装置であって、該少なくとも1つのインダクタが、電力を導電体に電磁結合させ、電流を誘導して該導電体に流すことで該導電体を加熱するように配置されるものにおいて、
少なくとも1つのインダクタと、
DCバスに結合され、前記少なくとも1つのインダクタの第1の端子に結合される出力を有する少なくとも1つの第1のハーフブリッジコンバータと、
該DCバスに結合され、前記少なくとも1つのインダクタの第2の端子に結合される出力を有する少なくとも1つの第2のハーフブリッジコンバータとを備え、
各ハーフブリッジコンバータは、前記DCバスに接続される第1および第2の交互導電直列接続スイッチを含んでおり、
各コンバータの第1および第2のスイッチのそれぞれを交互にオンにすることで前記少なくとも1つのインダクタが励磁され、第1および第2のコンバータから交互に、前記少なくとも1つのインダクタを介して前記DCバスから電流が流れることを特徴とする装置。 - 前記少なくとも1つの第1および第2のコンバータは、前記コンバータのそれぞれのスイッチのオン期間に位相シフトを変えることで、前記少なくとも1つのインダクタに可変電力を供給するように構成されることを特徴とする請求項1に記載の装置。
- 前記少なくとも1つの第1のコンバータは複数の第1のコンバータを含み、前記少なくとも1つの第2のコンバータは複数の第2のコンバータを含み、かつ前記少なくとも1つのインダクタは複数のインダクタを含んでおり、第1のコンバータのそれぞれが前記複数のインダクタのそれぞれの第1の端子に接続される出力を有し、かつ第2のコンバータのそれぞれが前記複数のインダクタのそれぞれの第2の端子に接続される出力を有しており、それによって、第1および第2のコンバータのうちのそれぞれの選択されたスイッチをオンすることでそれぞれのインダクタに電力が供給されることを特徴とする請求項1に記載の装置。
- 前記それぞれの第1および第2のコンバータの前記選択されたスイッチの位相シフトが前記それぞれのインダクタに供給される電力を決定することを特徴とする請求項3に記載の装置。
- 構造的配置で配列されたコンバータの出力の交差点で前記それぞれのインダクタが結合され、前記複数の第1のコンバータおよび前記複数の第2のコンバータが前記構造的配置で配列されることを特徴とする請求項3に記載の装置。
- 前記構造的配置は行列を含むことを特徴とする請求項5に記載の装置。
- 前記行列は行および列の配置を含むことを特徴とする請求項6に記載の装置。
- 前記構造的配置は、前記コンバータが前記行列の中央対角線より上または下に配列された前記インダクタに結合される行列を含むことを特徴とする請求項5に記載の装置。
- 前記構造的配置は相互接続された木および枝構造を含むことを特徴とする請求項5に記載の装置。
- 前記インダクタはクックトップの電子レンジ内に配列されて、調理器具など1つまたは複数の導電体を加熱できるようにすることを特徴とする請求項3に記載の装置。
- 前記インダクタは格子状に配列されることを特徴とする請求項10に記載の装置。
- コンバータの総数がNのとき、インダクタ数(Ncoil)はNcoil=N*(N−1)/2で決定されることを特徴とする請求項4に記載の装置。
- コンバータの総数がNのとき、前記インダクタ数(Ncoil)はNcoil=N*(N−1)/2で決定されることを特徴とする請求項7に記載の装置。
- 第1および第2のコンバータの選択されたスイッチはパルス幅変調(PWM)コマンドでオンになることを特徴とする請求項1に記載の装置。
- 前記複数の第1および第2のコンバータの選択されたスイッチを指定時にオンにして、前記インダクタのうちのいくつかの所望の選択に従って前記インダクタのうちの指定されたものに電力を供給して、加熱すべき前記インダクタに電流を流すためのコントローラをさらに含むことを特徴とする請求項3に記載の装置。
- 前記インダクタのうちの隣接する幾つかは励磁されると同一の電力が供給されるように、前記インダクタが配列されることを特徴とする請求項3に記載の装置。
- 前記少なくとも1つのインダクタは、前記少なくとも1つの第1および第2のコンバータ間の共振コンデンサと直列結合されることを特徴とする請求項1に記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50618903P | 2003-09-25 | 2003-09-25 | |
US10/946,945 US7368691B2 (en) | 2003-09-25 | 2004-09-22 | Induction heating apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005108840A true JP2005108840A (ja) | 2005-04-21 |
JP3947189B2 JP3947189B2 (ja) | 2007-07-18 |
Family
ID=34576645
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004280424A Expired - Fee Related JP3947189B2 (ja) | 2003-09-25 | 2004-09-27 | 誘導加熱装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7368691B2 (ja) |
JP (1) | JP3947189B2 (ja) |
KR (1) | KR100685501B1 (ja) |
CN (1) | CN1606385A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008032424A1 (fr) * | 2006-09-15 | 2008-03-20 | Mitsubishi Electric Corporation | Convertisseur de puissance cc/cc |
JP2010055760A (ja) * | 2008-08-26 | 2010-03-11 | Panasonic Corp | 誘導加熱装置 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008042512A1 (de) * | 2008-09-30 | 2010-04-01 | BSH Bosch und Siemens Hausgeräte GmbH | Kochfeld und Verfahren zum Betreiben eines Kochfelds |
CN105698230B (zh) * | 2014-11-28 | 2018-02-02 | 佛山市顺德区美的电热电器制造有限公司 | 电烹饪器及其控制电路 |
ES2673130B1 (es) * | 2016-12-19 | 2019-03-28 | Bsh Electrodomesticos Espana Sa | Dispositivo de aparato domestico de coccion por induccion con una matriz de elementos de calentamiento |
ES2673132B1 (es) * | 2016-12-19 | 2019-03-28 | Bsh Electrodomesticos Espana Sa | Dispositivo de aparato de cocción por inducción. |
EP4387392A1 (en) * | 2022-12-14 | 2024-06-19 | Whirlpool Corporation | Method of controlling a switching converter and related switching converter |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2002170657A (ja) * | 2000-12-04 | 2002-06-14 | Dai Ichi High Frequency Co Ltd | 誘導加熱用電源装置 |
JP2003151751A (ja) * | 2001-11-08 | 2003-05-23 | Mitsubishi Electric Corp | 誘導加熱調理器 |
Family Cites Families (10)
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US4533986A (en) * | 1983-10-31 | 1985-08-06 | General Electric Company | Compact electrical power supply for signal processing applications |
US5546295A (en) * | 1994-02-24 | 1996-08-13 | Rotron Incorporated | Electrical power converter, power supply, and inverter with series-connected switching circuits |
US5488269A (en) * | 1995-02-10 | 1996-01-30 | General Electric Company | Multi-resonant boost high power factor circuit |
US5657219A (en) * | 1995-08-29 | 1997-08-12 | Crown International, Inc. | Opposed current power converter |
KR0176904B1 (ko) | 1996-03-11 | 1999-02-18 | 구자홍 | 듀얼 하프-브릿지형 전자 유도 가열장치 및 제어방법 |
TW380266B (en) * | 1998-07-03 | 2000-01-21 | Delta Electronic Inc | Windings with chip |
US6545883B2 (en) * | 2001-05-07 | 2003-04-08 | Artesyn Technologies, Inc. | Integrated boost-asymmetrical half-bridge converter |
US6583999B1 (en) * | 2002-01-25 | 2003-06-24 | Appletec Ltd. | Low output voltage, high current, half-bridge, series-resonant, multiphase, DC-DC power supply |
US6624599B1 (en) * | 2002-03-13 | 2003-09-23 | Fego Precision Industrial Co., Ltd. | Compact single-stage electronic ballast circuit for emergency lighting applications |
DE10307997B4 (de) * | 2003-02-25 | 2008-08-14 | Siemens Ag | Antriebssteuereinrichtung für einen selbstgeführten Stromrichter |
-
2004
- 2004-09-22 US US10/946,945 patent/US7368691B2/en active Active
- 2004-09-25 KR KR1020040077628A patent/KR100685501B1/ko active IP Right Grant
- 2004-09-27 CN CNA2004100809313A patent/CN1606385A/zh active Pending
- 2004-09-27 JP JP2004280424A patent/JP3947189B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002170657A (ja) * | 2000-12-04 | 2002-06-14 | Dai Ichi High Frequency Co Ltd | 誘導加熱用電源装置 |
JP2003151751A (ja) * | 2001-11-08 | 2003-05-23 | Mitsubishi Electric Corp | 誘導加熱調理器 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008032424A1 (fr) * | 2006-09-15 | 2008-03-20 | Mitsubishi Electric Corporation | Convertisseur de puissance cc/cc |
US8036008B2 (en) | 2006-09-15 | 2011-10-11 | Mitsubishi Electric Corporation | DC/DC power converting apparatus |
JP2010055760A (ja) * | 2008-08-26 | 2010-03-11 | Panasonic Corp | 誘導加熱装置 |
Also Published As
Publication number | Publication date |
---|---|
KR100685501B1 (ko) | 2007-02-23 |
US20050105313A1 (en) | 2005-05-19 |
KR20050041873A (ko) | 2005-05-04 |
CN1606385A (zh) | 2005-04-13 |
JP3947189B2 (ja) | 2007-07-18 |
US7368691B2 (en) | 2008-05-06 |
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