GB2002274A - Driving system for a rolling mill train - Google Patents
Driving system for a rolling mill trainInfo
- Publication number
- GB2002274A GB2002274A GB7833121A GB7833121A GB2002274A GB 2002274 A GB2002274 A GB 2002274A GB 7833121 A GB7833121 A GB 7833121A GB 7833121 A GB7833121 A GB 7833121A GB 2002274 A GB2002274 A GB 2002274A
- Authority
- GB
- United Kingdom
- Prior art keywords
- rolling mill
- mill train
- driving system
- frequency
- train
- 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.)
- Withdrawn
Links
- 238000005096 rolling process Methods 0.000 title abstract 2
- 230000001360 synchronised effect Effects 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/46—Roll speed or drive motor control
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/46—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another
- H02P5/50—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds
- H02P5/51—Direct ratio control
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Control Of Multiple Motors (AREA)
Abstract
A rolling mill train in which the rolls are driven by synchronous electric motors which are fed from an electrical supply network through frequency convertors of adjustable output frequency.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772736659 DE2736659A1 (en) | 1977-08-13 | 1977-08-13 | ROLLER LINE DRIVE SYSTEM |
Publications (1)
Publication Number | Publication Date |
---|---|
GB2002274A true GB2002274A (en) | 1979-02-21 |
Family
ID=6016382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7833121A Withdrawn GB2002274A (en) | 1977-08-13 | 1978-08-11 | Driving system for a rolling mill train |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5431071A (en) |
DE (1) | DE2736659A1 (en) |
FR (1) | FR2399884A1 (en) |
GB (1) | GB2002274A (en) |
IT (1) | IT1098241B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3230363A1 (en) * | 1982-08-12 | 1984-02-16 | Schweizerische Aluminium AG, 3965 Chippis | METHOD AND DEVICE FOR DRIVING AND SYNCHRONIZING ROLLERS |
EP0193155A1 (en) * | 1985-02-25 | 1986-09-03 | Nippon Steel Corporation | Continuous multi-stand mill plant for rolling steel plates |
GB2172879A (en) * | 1985-03-25 | 1986-10-01 | Krupp Gmbh | Control of bunker emptying truck |
US4727927A (en) * | 1987-01-20 | 1988-03-01 | Hunter Engineering Company, Inc. | Casting machine control |
EP1454684A3 (en) * | 2003-03-04 | 2005-08-03 | LANGENSTEIN & SCHEMANN GMBH | Method for forming a workpiece and rolling machine |
DE10362061B4 (en) * | 2003-03-04 | 2013-10-17 | Langenstein & Schemann Gmbh | Rolling machine with permanent magnet motor and use of such a rolling machine |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2805939B1 (en) * | 2000-03-03 | 2002-07-12 | Abdelmaleck Boudjemline | DEVICE FOR CONTROLLING AN ELECTRIC MOTOR THROUGH A BUS NETWORK |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR731015A (en) * | 1931-03-27 | 1932-08-27 | Siemens Ag | Continuous control for rolling mills and similar applications |
US2752803A (en) * | 1951-04-10 | 1956-07-03 | Lukens Steel Co | Electrical power system for steel rolling mills |
GB774373A (en) * | 1952-11-19 | 1957-05-08 | British Iron Steel Research | Improvements relating to the production of sheet and strip material |
-
1977
- 1977-08-13 DE DE19772736659 patent/DE2736659A1/en active Pending
-
1978
- 1978-06-13 FR FR7817578A patent/FR2399884A1/en not_active Withdrawn
- 1978-08-11 GB GB7833121A patent/GB2002274A/en not_active Withdrawn
- 1978-08-11 JP JP9742278A patent/JPS5431071A/en active Pending
- 1978-08-11 IT IT26699/78A patent/IT1098241B/en active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3230363A1 (en) * | 1982-08-12 | 1984-02-16 | Schweizerische Aluminium AG, 3965 Chippis | METHOD AND DEVICE FOR DRIVING AND SYNCHRONIZING ROLLERS |
EP0193155A1 (en) * | 1985-02-25 | 1986-09-03 | Nippon Steel Corporation | Continuous multi-stand mill plant for rolling steel plates |
GB2172879A (en) * | 1985-03-25 | 1986-10-01 | Krupp Gmbh | Control of bunker emptying truck |
US4727927A (en) * | 1987-01-20 | 1988-03-01 | Hunter Engineering Company, Inc. | Casting machine control |
EP1454684A3 (en) * | 2003-03-04 | 2005-08-03 | LANGENSTEIN & SCHEMANN GMBH | Method for forming a workpiece and rolling machine |
US7225656B2 (en) | 2003-03-04 | 2007-06-05 | Langenstein & Schemann, Gmbh | Process for forming a workpiece and rolling machine |
US7406853B2 (en) | 2003-03-04 | 2008-08-05 | Langenstein And Schemann Gmbh | Rolling machine and method thereof |
DE10362061B4 (en) * | 2003-03-04 | 2013-10-17 | Langenstein & Schemann Gmbh | Rolling machine with permanent magnet motor and use of such a rolling machine |
Also Published As
Publication number | Publication date |
---|---|
JPS5431071A (en) | 1979-03-07 |
DE2736659A1 (en) | 1979-02-22 |
IT7826699A0 (en) | 1978-08-11 |
IT1098241B (en) | 1985-09-07 |
FR2399884A1 (en) | 1979-03-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |