JPH0481396U - - Google Patents
Info
- Publication number
- JPH0481396U JPH0481396U JP12394790U JP12394790U JPH0481396U JP H0481396 U JPH0481396 U JP H0481396U JP 12394790 U JP12394790 U JP 12394790U JP 12394790 U JP12394790 U JP 12394790U JP H0481396 U JPH0481396 U JP H0481396U
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- inductance
- measuring device
- work coil
- frequency oscillator
- 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
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- General Induction Heating (AREA)
Description
第１図は本考案高周波加熱装置の一実施例の系
統図、第２図は従来装置の系統図である。
１……被加熱体、２……周波数発振器、３……
容量可変式コンデンサー、４……加熱用ワークコ
イル、５……インダクタンス測定器、６……制御
器。
FIG. 1 is a system diagram of an embodiment of the high-frequency heating device of the present invention, and FIG. 2 is a system diagram of a conventional device. 1... Heated object, 2... Frequency oscillator, 3...
Variable capacity capacitor, 4... heating work coil, 5... inductance measuring device, 6... controller.
Claims (1)
周波数発振器の出力端に接続された容量可変式コ
ンデンサー及び加熱用ワークコイルと、上記加熱
用ワークコイルのインダクタンスを測定するイン
ダクタンス測定器と、上記インダクタンス測定器
の測定値に応じて最適静電容量値を算出し上記容
量可変式コンデンサーの静電容量を制御する制御
器とを具えたことを特徴とする高周波加熱装置。 A frequency oscillator that oscillates an appropriate high frequency, a variable capacity capacitor and a heating work coil connected to the output end of the frequency oscillator, an inductance measuring device that measures the inductance of the heating work coil, and the inductance measuring device. A high-frequency heating device comprising: a controller that calculates an optimum capacitance value according to the measured value of and controls the capacitance of the variable capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12394790U JPH0481396U (en) | 1990-11-26 | 1990-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12394790U JPH0481396U (en) | 1990-11-26 | 1990-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0481396U true JPH0481396U (en) | 1992-07-15 |
Family
ID=31871625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12394790U Pending JPH0481396U (en) | 1990-11-26 | 1990-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0481396U (en) |
-
1990
- 1990-11-26 JP JP12394790U patent/JPH0481396U/ja active Pending