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Technological controls | ABB Technological controls for cold rolling processes Key components for highend thickness and flatness performance Roll gap control Two basic modes, either gap position or total roll force can be applied.
The implementation of additional control loops to compensate backup roll eccentricity and harmonic hardness variation allows a significant improvement in strip thickness performance. These measures were successfully implemented ...
1998/10/15· Abstract: This paper is concerned with the active compensation of the roll eccentricityinduced periodic disturbances in the strip exit thickness of hot and cold rolling mills. The roll eccentricity may be caused by different ...
2014/01/01· In rolling mill, the accuracy and quality of the strip exit thickness are very important factors. To realize high accuracy in the strip exit thickness, the Automatic Gauge Control (AGC) system is used. Because of roll ...
105 Operational control database Highspeed data gathering Profile Control Hot process computer Slab receiving place Coil payout place HOT process computer Mill line tracking, Rougher setup calculation/learning, Rougher pre ...
Slab curvature compensation in a Hot Rolling Mill by means of ... Slab curvature compensation in a Hot Rolling Mill by means of (roll eccentricity, Most of operating hot rolling mills in industry are » Learn More Active compensation of ...
H® Control System for Tandem CoM Mills with Roll Eccentricity 47 "j, ? H ~c~m * : mtlptt amclme~ rtb rd *mi~l beckw rd *m~m mt~ s : NIII ii~lp p: Fig. I Rolling process of a mill stand The rolling phenomenon ...
A roll eccentricity control apparatus for use with an automatic gage control device of gage meter type for a rolling mill comprising rolls for rolling the material to be rolled, a hydraulic jack for providing the rolls with rolling pressure, a flow ...
2011/03/03· BISRA GAGE METER plate thickness control method is currently main stream in rolling mill hydraulic screw down apparatus. By this method, precise plate thickness control was established. But, this method is known ...
Abstract An indepth review of the roll eccentricity control design problem is provided which encompasses a number of recent, novel, design contributions and includes experimental results from two separate steel, tandem cold rolling ...
Provisional Timetable 11th International Rolling Mill Academy – Advanced Control 26 March 2009, Glasgow, United Kingdom Monday Introduction to Control (Optional day) Tuesday Rolling Mill Modelling and System Simulation
A control system and method are disclosed to operate with at least one roll stand of a rolling mill to determine the magnitude and phase relationship of the eccentricity of each backup roll of a four high roll stand, to monitor the ...
1975/11/18· A system for controlling the eccentricity of a roll especially of a reversing mill such as a plate mill is disclosed wherein the eccentricity and phase of eccentricity of a roll are measured from the rolling pressure and applied ...
The invention relates to the control of rolling mill backup roll eccentricity by combining the load carrying characteristics of rolling mill tapered roller bearing assemblies during rolling with prescribed levels of axial thrust to effect a ...
You are here : Control System Design Index | Simulations | Rolling Mill Rolling Mill Tutorial Before continuing, make sure you have read Chapter 5. System Description Another control problem (besides the continuous ...
Strip Thickness Control of Cold Rolling Mill with Roll Eccentricity Compensation by Using Fuzzy Neural Network Waleed I. Hameed, Khearia A. Mohamad Department of Electrical Engineering, University of Basr, Basr, Iraq ...
Acta Polytechnica Hungarica Vol. 12, No. 6, 2015 – 93 – Hot Rolling Mill Hydraulic Gap Control (HGC) thickness control improvement Peter Kucsera*, Zsolt Béres** * Óbuda University, Tavaszmező u. 1517, H1084 Budapest ...
2017/08/06· On Jan 1, 1997 JongSik Kim (and others) published: Multivariable Control of ColdRolling Mills with Roll Eccentricity ... The microprocessor control system for the coldrolling quarto mill 250/750500 consists of two ...
2013/12/12· In rolling mill, the accuracy and quality of the strip exit thickness are very important factors. To realize high accuracy in the strip exit thickness, the Automatic Gauge Control (AGC) system is used. Because of roll ...
Simple/Compact/Efficient 1. Hot Rolling Mills Primetals Technologies Japan, Ltd. is a world leading manufacturer of advanced aluminum rolling mills for higher quality products. 1+4 Hot Rolling Mill Line • Mill Approach Table, Transfer ...
2002/08/06· Abstract: This paper is concerned with the active compensation of the rolleccentricityinduced periodic disturbances in the strip exit thickness of hot and cold rolling mills. The roll eccentricity may be caused by different ...
1990/03/06· Unwind/rewind eccentricity control for rolling mills United States Patent Abstract: A method of rolling material in a rolling mill in which the material is directed from an unwind coil of the material to the mill and/or to a ...
Download and Read Roll Eccentricity 001 Rolling Mill Technology Series Roll Eccentricity 001 Rolling Mill Technology Series Well, someone can decide by themselves what they want to do and need to do but sometimes, that kind of ...
2002/10/08· H#x221E; Control system for tandem cold mills with roll eccentricity Authors Authors and affiliations Seung Soo Kim Email author JongShik Kim SoonYong Yang ByungRyong Lee KyungKwan n Article Received: Revised: ...
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