JPS6174986U - - Google Patents
Info
- Publication number
- JPS6174986U JPS6174986U JP15864484U JP15864484U JPS6174986U JP S6174986 U JPS6174986 U JP S6174986U JP 15864484 U JP15864484 U JP 15864484U JP 15864484 U JP15864484 U JP 15864484U JP S6174986 U JPS6174986 U JP S6174986U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- switching element
- power source
- driving
- series
- 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
- 238000009499 grossing Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000003213 activating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 229910001374 Invar Inorganic materials 0.000 description 1
Description
第１図は本考案の電磁調理器の回路図、第２図
は同じくソフトスタート回路の詳細な回路図、第
３図は同じく第２図に於ける各部の電圧波形を示
すタイムチヤート、第４図は同じく第３図に於け
るＴ間の詳細なタイムチヤートである。
Ｅ…交流電源、ＤＢ…整流回路、Ｃ１…平滑回
路、Ｌ…加熱コイル、Ｔｒ１…第１スイツチング
素子、ＩＶ…インバー回路、ＭＯＳ…駆動回路、
Ｒ…抵抗、Ｔｒ２…第２スイツチング素子、ＢＰ
…バイパス回路、ＳＳ…ソフトスタート回路。
Fig. 1 is a circuit diagram of the electromagnetic cooker of the present invention, Fig. 2 is a detailed circuit diagram of the soft start circuit, Fig. 3 is a time chart showing voltage waveforms at various parts in Fig. 2, and Fig. 4 is a detailed circuit diagram of the soft start circuit. The figure is also a detailed time chart between T in FIG. E...AC power supply, DB...rectifier circuit, C1...smoothing circuit, L...heating coil, Tr1...first switching element, IV...invar circuit, MOS...drive circuit,
R...Resistor, Tr2...Second switching element, BP
...Bypass circuit, SS...Soft start circuit.
Claims (1)
、該整流回路からの直流を平滑する平滑回路と、
該平滑回路に接続した加熱コイルと第１スイツチ
ング素子の直列回路を含むインバータ回路と、前
記第１スイツチング素子を駆動する駆動回路と、
前記第１スイツチング素子と並列接続した、抵抗
と第２スイツチング素子の直列接続からなるバイ
パス回路と、前記交流電源のゼロボルト付近で前
記第２スイツチング素子を駆動し、所定時間後前
記駆動回路を起動するソフトスタート回路とから
構成することを特徴とする電磁調理器。 an alternating current power source, a rectifier circuit that rectifies the alternating current power source, and a smoothing circuit that smoothes the direct current from the rectifier circuit;
an inverter circuit including a series circuit of a heating coil and a first switching element connected to the smoothing circuit; a drive circuit for driving the first switching element;
a bypass circuit connected in parallel with the first switching element and consisting of a resistor and a second switching element connected in series; driving the second switching element near zero volts of the AC power source; and activating the drive circuit after a predetermined period of time; An electromagnetic cooker comprising a soft start circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15864484U JPS6174986U (en) | 1984-10-19 | 1984-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15864484U JPS6174986U (en) | 1984-10-19 | 1984-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6174986U true JPS6174986U (en) | 1986-05-21 |
Family
ID=30716624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15864484U Pending JPS6174986U (en) | 1984-10-19 | 1984-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6174986U (en) |
-
1984
- 1984-10-19 JP JP15864484U patent/JPS6174986U/ja active Pending
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