JPH02115553U - - Google Patents
Info
- Publication number
- JPH02115553U JPH02115553U JP1989023937U JP2393789U JPH02115553U JP H02115553 U JPH02115553 U JP H02115553U JP 1989023937 U JP1989023937 U JP 1989023937U JP 2393789 U JP2393789 U JP 2393789U JP H02115553 U JPH02115553 U JP H02115553U
- Authority
- JP
- Japan
- Prior art keywords
- coils
- heating
- heating device
- frequency converter
- output transformer
- 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.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Heat Treatment Of Articles (AREA)
Description
第１図は本考案の一実施例による移動式ロール
加熱装置の回路図、第２図は本考案の装置により
圧延ロールを加熱した場合の温度変化を示すグラ
フ、第３図は移動式ロール加熱装置の正面図、第
４図は従来の加熱装置を示す回路図、第５図は第
４図の従来装置により圧延ロールを加熱した場合
の温度変化を示すグラフである。
１……コイル、１Ａ……上段コイル、１Ｂ……
下段コイル、２……フレーム、３……水冷シヤワ
ー、４……圧延ロール、８，８Ａ，８Ｂ……周波
数変換装置、９Ａ，９Ｂ……出力変圧器、１０…
…可変リアクトル、１１Ａ，１１Ｂ，１１Ｃ……
電力計。
Fig. 1 is a circuit diagram of a mobile roll heating device according to an embodiment of the present invention, Fig. 2 is a graph showing temperature changes when a rolling roll is heated by the device of the present invention, and Fig. 3 is a mobile roll heating device. FIG. 4 is a front view of the device, FIG. 4 is a circuit diagram showing a conventional heating device, and FIG. 5 is a graph showing temperature changes when a rolling roll is heated by the conventional device shown in FIG. 1...Coil, 1A...Upper coil, 1B...
Lower coil, 2... Frame, 3... Water-cooled shower, 4... Roll, 8, 8A, 8B... Frequency converter, 9A, 9B... Output transformer, 10...
...Variable reactor, 11A, 11B, 11C...
Watt meter.
Claims (1)
イルを夫々出力変圧器を介して１台の周波数変換
器に並列に接続し、且つ下段側の加熱コイルに電
流調整器を直列に接続したことを特徴とする移動
式ロール加熱装置。 Multiple stages of heating coils are arranged above and below, each of these coils is connected in parallel to one frequency converter via an output transformer, and a current regulator is connected in series to the heating coil on the lower stage. Features a mobile roll heating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989023937U JPH0339482Y2 (en) | 1989-03-02 | 1989-03-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989023937U JPH0339482Y2 (en) | 1989-03-02 | 1989-03-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02115553U true JPH02115553U (en) | 1990-09-17 |
| JPH0339482Y2 JPH0339482Y2 (en) | 1991-08-20 |
Family
ID=31243355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989023937U Expired JPH0339482Y2 (en) | 1989-03-02 | 1989-03-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0339482Y2 (en) |
-
1989
- 1989-03-02 JP JP1989023937U patent/JPH0339482Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0339482Y2 (en) | 1991-08-20 |