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Rolling mill automation throughout the world ABB Group

ABB is market leader in equipment for coldrolling mills for stainless steel. In autumn of 2003, the Ningbo Baoxin Stainless Steel Corporation in the southeast of China will put a third rolling mill line for stainless steel into service. This is also equipped with ABB drives and a modern IndustrialIT control

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ABB DRIVES AND CONTROL SYSTEM FOR HOT FLAT ROLLING

(Rolling Mill Drive) control, which replaces the conventional PIspeed control and conventional feed forward control techniques. The result is that we now can offer an optimally fast speed control based on the characteristics of the mechanical drive train.

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Hot rolling and rolling defects nptel.ac

1.7 Rolling mill control: Production of continuous sheets and strips is one of the attractive features of modern rolling mills. However, control of sheet thickness and crosssection is a real challenge. In order to continuously monitor the thickness of sheets rolled, xray or gamma ray sensors are used.

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Oil Mist Control For Metal Rolling Mill Technologies

Oil Mist Control For Metal Rolling Mill. Background . A Fortune 500 aluminum company has a plant that produces, among other products, aluminum sheet for end use in transportation, building and construction, recreation, and other markets.

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Rolling (metalworking) Wikipedia

Nov 27, 2015 · The final dimensional quality of the rolled product is determined by the rolling stands within the finishing mill. The dimensional accuracy in the final product depends on many factors including the initial stock dimensions, roll pass sequence, temperature, microstructure, roll surface quality, roll and stand stiffness and the stock/roll friction condition.

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Iron & Steel Yokogawa America

Rolling Mill Appliions. Yokogawa helps leadingedge Iron and Steel plants through automation solutions that enable plantwide integration and lifecycle optimization. Here is a quick list of Rolling Mill units and appliions for which Yokogawa has a global network of experts at your service, providing comprehensive automation solutions.

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Research area Hot Strip Rolling – Automation & Control

In the research area Hot Strip Rolling, advanced nonlinear process control problems associated with the operation of a tandem hotstrip finishing mill are solved. A tandem hotstrip mill like the one shown in Fig. 2 is a nonlinear MIMO dynamical system.

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Hot rolling mill hydraulic gap control (HGC) thickness

PDF In this article the AGC (Automated Gauge Control) system, of a hot rolling mill is analyzed and different methods are described to improve its performance. The mill stretch compensation and

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Enabling Sensing Technologies IEEE Control Systems Society

A rolling mill made of a sequence of rolling stands yielding the desired final steel bar section as the bar moves through the mill HiTension and HiSection are products of Danieli Automation S.p.A. Enabling Sensing Technologies • Key to bar/billet tension control is

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Rolling Mill Automatic Flatness Control (AFC) – TelePro, Inc.

TelePro/SSE mill automation systems are designed, developed, commissioned and supported by engineers with extensive process control experience on all types of rolling mills. We have spent many years working directly with plant technical and operating personnel to understand the functional requirements for these systems.

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Modeling and Control of Multi Stage Rolling Mill Process

Sheet Rolling Mill processes involve progressive thickness reduction of continuous sheet metal in multiple stages. Some of the control variables of interest are exit thickness, throughput and the tension in the sheet as it passes from one stage to the other.

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Rolling of Steel in small and medium sized Rolling Mills

Jun 09, 2017 · A rolling mill is the place where the rolling of steel in carried out. It consists of one or more rolling stands along with some auxiliary equipment where auxiliary operations associated with the rolling of steels are performed. Rolling of steel in small and medium sized rolling mills is generally carried out in crosscountry rolling mills.

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Iron & Steel Yokogawa America

Rolling Mill Appliions. Yokogawa helps leadingedge Iron and Steel plants through automation solutions that enable plantwide integration and lifecycle optimization. Here is a quick list of Rolling Mill units and appliions for which Yokogawa has a global network of experts at your service, providing comprehensive automation solutions.

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Rolling Mills Fenn Torin

Rolling Mills from FENN For more than a century, FENN has been the leader in producing custom engineered rolling mills. Our wide range of standard and custom size mills serve a variety of rolling needs including heavy ingot breakdown, laboratory research and precision strip. FENN prides itself on working with each client to design a

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Hot rolling mill hydraulic gap control (HGC) thickness

PDF In this article the AGC (Automated Gauge Control) system, of a hot rolling mill is analyzed and different methods are described to improve its performance. The mill stretch compensation and

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Automatic Gauge Control (AGC)/ Hydraulic Gap Control (HGC)

Honeywell''s Automatic Gauge Control (AGC) and Hydraulic Gap Control (HGC), incorporated with the MetalsMaster gauging system, enable mills to deliver the right gauge thickness with the least product variation. It also offers Target Adaptive control to increase yield,

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Optimization of a Cold Rolling Mill tools.thermofisher

Optimization of a Cold Rolling Mill with a High Speed Xray Thickness Gauge Christopher Burnett, Thermo Fisher Scientific, Mount Airy, MD, United States White Paper Abstract The high speed production achieved by modern cold rolling mills requires reliable and robust thickness sensors. The Automatic Gauge Control (AGC) systems and hydraulic

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Rolling Mill Control Russula

Cascade control uses the reduction concept (RFactor) to calculate the mill cascade speed reference. This parameter, directly related to rolling fundamentals, simplifies the setup and operator control. During production the loop and tension control automatically adjust the R Factor, ensuring minimum material stress between the stands.

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Solutions for cold rolling mills Technological controls

Solutions for cold rolling mills Technological controls for cold rolling processes Rolling of flat metal products is a complex process where the quality of the product is influenced by various factors like incoming material, mechanical and electrical equipment, lubriion and control strategies. For highend performance in terms of

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Control of quarter buckle on sendzimir 20h mills

the ability to increase control of flatness by a factor of 2 to 6. Mills with automatic shape control can operate with high pass reductions while achieving target flatness profiles. Control of quarter buckle on sendzimir 20h mills John W. Turley, Vice President—Engineering, T. Sendzimir, Inc., Waterbury, Conn., Alberto Pollastrelli, Assistant

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Design and PLC Implementation of Complex Industrial

To simulate a multistage process, we first model and control a single rolling mill stage. The more general configuration can be analyzed by connecting several of these simpler setups. The control system for our simple mill must meet the following requirements:

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Solutions for cold rolling mills Technological controls

Solutions for cold rolling mills Technological controls for cold rolling processes Rolling of flat metal products is a complex process where the quality of the product is influenced by various factors like incoming material, mechanical and electrical equipment, lubriion and control strategies. For highend performance in terms of

Get price

Steckel Mill Solutions by Primetals Technologies

The integration skills of Primetals Technologies and our broad base of engineering disciplines, from machine design through process control and metrology, make us an ideal partner in the maintenance and development of the steckel mill as a lasting asset.

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Rolling Technologies Coilbox™ Force Feed Forward (FFF

The Achieva Rolling Mill Automation system has a number of components that deliver worldclass results, such as mill setup models for actuator references integrating mill activities reporting controlling strip shape and flatness control of elongation or roll force monitoring tilt control and mill

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Rolling mill automation throughout the world ABB Group

ABB is market leader in equipment for coldrolling mills for stainless steel. In autumn of 2003, the Ningbo Baoxin Stainless Steel Corporation in the southeast of China will put a third rolling mill line for stainless steel into service. This is also equipped with ABB drives and a modern IndustrialIT control

Get price

Strip Thickness Control of Cold Rolling Mill with Roll

description of the cold rolling process is presented. In Section 3, a mathematical model has been driven for singlestand cold rolling mill. In Section 4, architecture and learning algorithm Fuzzy Neural Networkof have been presented. In Section 5, thickness control with roll eccentricity compensation has been proposed. In Section 6,

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Control of quarter buckle on sendzimir 20h mills

the ability to increase control of flatness by a factor of 2 to 6. Mills with automatic shape control can operate with high pass reductions while achieving target flatness profiles. Control of quarter buckle on sendzimir 20h mills John W. Turley, Vice President—Engineering, T. Sendzimir, Inc., Waterbury, Conn., Alberto Pollastrelli, Assistant

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Metalwork Modern technology of steel rolling mill

Oct 22, 2016 · Metalwork Modern technology of steel rolling mill Technology solutions. Rolling, in technology, the principal method of forming molten metals, glass, or other substances into shapes that are

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Iron & Steel Yokogawa America

Rolling Mill Appliions. Yokogawa helps leadingedge Iron and Steel plants through automation solutions that enable plantwide integration and lifecycle optimization. Here is a quick list of Rolling Mill units and appliions for which Yokogawa has a global network of experts at your service, providing comprehensive automation solutions.

Get price

Design and PLC Implementation of Complex Industrial

To simulate a multistage process, we first model and control a single rolling mill stage. The more general configuration can be analyzed by connecting several of these simpler setups. The control system for our simple mill must meet the following requirements:

Get price

9th INTERNATIONAL ROLLING MILL ACADEMY iscltd

9th INTERNATIONAL ROLLING MILL ACADEMY 59 November 2007 Glasgow, Scotland The lectures will be given by leading international experts in hot and cold mill control systems. As well as providing an indepth understanding of the theory they will also explain the practical issues of implementing rolling mill control systems.

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Hot Rolling Mill Hydraulic Gap Control (HGC) thickness

accuracy in thickness control in metal rolling area. If the required accuracy of hot rolling mills can be achieved, then in some cases, cold rolling is not even required, which can result in a radical decrease of production costs. The schematic structure of a typical aluminum hot reversing rolling mill

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Automatic Gauge Control, AGC Waterbury Farrel

Automatic Gauge Control (AGC) System. Waterbury Farrel Automatic Gauge Control (AGC) Systems ensure closetolerance strip at the push of a button. The system automatically maintains extremely tight gauge tolerances as the strip passes through the mill at up to 1,000 meters per minute.

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Rolling mill automation throughout the world ABB Group

ABB is market leader in equipment for coldrolling mills for stainless steel. In autumn of 2003, the Ningbo Baoxin Stainless Steel Corporation in the southeast of China will put a third rolling mill line for stainless steel into service. This is also equipped with ABB drives and a modern IndustrialIT control

Get price

Shape control systems ANDRITZ GROUP

Product description. ANDRITZ Sundwig is an experienced rolling mill manufacturer and has built flatness measurement and flatness control systems under licence from the VDEhBetriebsforschungsinstitut (BFI) for more than 40 years, registered

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Torsional Vibration Suppression Control in the Main Drive

Jun 01, 2007 · Abstract: In the rolling mill main drive system, a shaft torsional vibration is often generated when a motor and a roll are connected with a flexible shaft. The state feedback control can effective suppress the torsional vibration of the main drive system of rolling mill. Because of the difficulty of measuring the load speed and the shaft torque, moreover the sensitive of Luenberger observer

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Metalwork Modern technology of steel rolling mill

Oct 22, 2016 · Metalwork Modern technology of steel rolling mill Technology solutions. Rolling, in technology, the principal method of forming molten metals, glass, or other substances into shapes that are

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Designing of Hot Strip Rolling Mill Control System

Aimed at the complex demand of hot strip rolling mill in practicing, the configuration of the coiler and the technological process is analyzed. The arithmetic of coiling tension and the control process is introduced. The frame of the tension adjusting system is given. The coiler control system hardware is designed. The system is designed scientifically with steady control and meets demand of

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The Hot Rolling Process California Steel Industries

The Hot Rolling Process The primary function of the Hot Strip Mill is to reheat semifinished steel slabs of steel nearly to their melting point, then roll them thinner and longer through 12 successive rolling mill stands driven by motors totaling 77,000 hp, and finally coiling up the lengthened steel sheet for transport to the next process.

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US4307591A Rolling mill looper control system Google

In a hot strip rolling mill a velocity damping compensator circuit is added to the current regulating loop of the looper motor drive generating a torque on the looper arm mechanism between roll stands, thereby to prevent disturbances when applying the looper arm and looper roller against the strip being rolled.

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Report on Best Available Techniques (BAT) in the German

Report on Best Available Techniques (BAT) in the German Ferrous Metals Processing Industry FINAL DRAFT DeutschFranzösisches Institut für Umweltforschung (DFIU) FrenchGerman Institute for Environmental Research University of Karlsruhe (TH) o. Prof. Dr. O. Rentz Dipl.Wirtschaftsing. Rainer Jochum, Dr. Frank Schultmann Karlsruhe, March 1999

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A BASIC UNDERSTANDING OF THE MECHANICS OF

A BASIC UNDERSTANDING OF THE MECHANICS OF ROLLING MILL ROLLS Dr. Karl Heinrich Schröder

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Automatic Gauge Control, AGC Waterbury Farrel

Automatic Gauge Control (AGC) System. Waterbury Farrel Automatic Gauge Control (AGC) Systems ensure closetolerance strip at the push of a button. The system automatically maintains extremely tight gauge tolerances as the strip passes through the mill at up to 1,000 meters per minute.

Get price

Rolling Introductory concepts NPTEL

Rolling Introductory concepts: 1.1 Introduction Rolling mill consists of rolls, bearings to support the rolls, gear box, motor, speed control devices, hydraulic systems etc. The basic type of rolling mill is two high rolling mill. In this mill, two opposing rolls are used. The direction of rotation of the rolls can be changed in case of

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The Hot Rolling Process California Steel Industries

The Hot Rolling Process The primary function of the Hot Strip Mill is to reheat semifinished steel slabs of steel nearly to their melting point, then roll them thinner and longer through 12 successive rolling mill stands driven by motors totaling 77,000 hp, and finally coiling up the lengthened steel sheet for transport to the next process.

Get price

Steckel Mill Solutions by Primetals Technologies

The integration skills of Primetals Technologies and our broad base of engineering disciplines, from machine design through process control and metrology, make us an ideal partner in the maintenance and development of the steckel mill as a lasting asset.

Get price