Find Us:Zhengzhou, China Email Us:[email protected]
Blog Center
  1. Home >
  2. Apparatus For Controlling A Rolling Mill Based On A Strip
Blog Show

Apparatus For Controlling A Rolling Mill Based On A Strip

The present paper deals with the application of an extended kalman filter based adaptive neuralnetwork control scheme to improve the performance of a hot strip rolling mill. the suggested neural network model was implemented using bayesian evidence based training.

Blog Detail
  • Strip Thickness Control Of Cold Rolling Mill With Roll

    6,7. in flat rolling, the strip is squeezed between two rolls so that its thickness is reduced by an amount called the draft 7 dh h . in out 1 where . d draft, mm. by 8 l rh h in out 2 the true strain experienced by the strip in rolling is based on before and after stock thickness. in equation form ln. in out. h h.

    Get Price
  • Rolling Primetals Technologies

    A new visionbased stripsteering control system for hotstrip mills. from the start of the development phase, the solution was intended to further improve strip quality by enabling even tighter tolerance levels for the strip profile and for strip flatness. also, the buildup of camber was to be counteracted.

    Get Price
  • Method And Apparatus For Controlling Metal Strip

    A rolling mill control system comprising at least one thickness profile measurement sensor for measuring a thickness profile of a metal strip, wherein the at least one thickness profile measurement sensor is disposed between one or more upstream stands and one or more downstream stands at a first interstand location of a rolling mill having a.

    Get Price
  • Control System For Tandem Rolling Mill Based

    Automatic gauge control system for tandem rolling mills based on the constant volume principle. the percentage gauge deviation from desired gauge at the output side of a first stand in a tandem mill is derived and stored until the offgauge material reaches the bite of the rolls of a succeeding stand whereupon the first stand speed is increased or decreased by an amount.

    Get Price
  • Tandem Strip Mills Multiparameter Coupling Dynamic

    Characteristics of rolling mill and found vibration source by establishing the horizontal roll friction flutter model based on the nonlinear stickslip friction characteristic of rolling interface. yan and panjkovic, et al1314, also made research on vibration control of hot strip mill which affects steel strips surface quality seriously.

    Get Price
  • Technological Control For Cold Rolling Processes

    Control commands for strip thickness, tension and shape. at any time manual operation such as setpoint changes or selection and deselection of control loops can be performed with bump less transitions. to ensure best possible performance for a mill, abb is able to simulate the rolling process based on a nonlinear simulation model.

    Get Price
  • Chinese Rolling Mill For Extra High Grade Aluminium Strip

    Distributed control with abb master to ensure that the narrow tolerances specified for the strip thickness and flatness are not exceeded, abb installed its digital multiprocessor control system abb master. the extensive automation of the cold rolling mill is based on this system, which unites loop and logic control in the same hardware and soft.

    Get Price
  • Designing Of Hot Strip Rolling Mill Control System

    Due to its system to choose reasonable core equipment, combining with advanced control algorithm, efficient and stable data network, is good to achieve the constant coiling tension control in the process of rolling. in practice, it achieved good economic benefits. cite this paper. yajun wu, 2016 designing of hot strip rolling mill control system.

    Get Price
  • Tandem Strip Mills Multiparameter Coupling Dynamic

    His research interests include vibration of rolling mill, shape control and thickness control of the strip, dynamic simulation of the rolling mill, etc. sun jianliang, born in 1981, is currently an associate professor at national engineering research center for equipment and technology of cold rolling strip, yanshan university, china.

    Get Price
  • Designing Of Hot Strip Rolling Mill Control System

    Hot strip rolling, coiler, tension control 1. introduction in most modem hot rolling procedure, the strips are coiled up in continuitycoiling is the last key production step in hot rolling procedure, which is done by the coilers. the coilers are indispensable important equipment in hot strip rolling line.

    Get Price
  • Narrow Strip Rolling Mill Division Hot Rolling Mill

    Narrow strip amp plate mills. preet amp our associates engineering companies has designed, manufactured and successfully delivered semi continuous narrow hot strip mill. semi continuous hot strip mill which incorporates the latest proven technology and knowhow available in the steel industry. our experienced team of engineers and design has.

    Get Price
  • Control Of Strip Tension In A Rolling Mill Based On

    Proceedings of the 19th world congress the international federation of automatic control cape town, south africa. august 2429, 2014 control of strip tension in a rolling mill based on loopers and impedance control a. steinboeck g. m hlberger a. kugi u automation and control institute, vienna university of technology, gu hausstra e 2729, 1040 vienna,.

    Get Price
  • Modification Of Roll Flattening Analytical Model Based On

    R li, q zhang, x zhang, et al. control method for steel strip roughness in twostand temper mill rolling. chinese journal of mechanical engineering, 2015, 283 573579. article google scholar 7 j cao, x chai, y li, et al. integrated design of roll contours for strip edge drop and crown control in tandem cold rolling mills.

    Get Price
  • Shape Control Technologies In Hot Strip Mill Ispatguru

    Since the strip shape is a key indicator of quality, the shape control technology is the core technology of hot strip production. there are several factors which influences the shape of rolled strip in the hot strip mill hsm. one of the key objectives in rolling of strip in hsm is to achieve the target thickness with optimum quality in terms.

    Get Price
  • Pdf Designing Of Hot Strip Rolling Mill Control System

    The coilers are indispensable important equipment in. hot strip rolling line. their main task is to coil the strip out of the finishing mill, and the n transport to the next. working procedure.

    Get Price
  • Dynamic Characteristics Of Cold Rolling Mill And Strip

    The dynamic model of cold rolling mill based on strip flatness and thickness integrated control was proposed, containing the following submodels the rolling process model, the dynamic model of rolls along axial direction, and the compensation model. based on the rule of volume flow rate, the dynamic rolling process model was built. the work roll and backup.

    Get Price
  • Dynamic Characteristics Of Cold Rolling Mill And Strip

    The dynamic model of cold rolling mill based on strip flatness and thickness integrated control was proposed, containing the following submodels the.

    Get Price
  • Shape And Gauge Control Of Strip In A Cold Rolling Mill

    The flatness control in cold rolling mill is carried out through automatic flatness control afc. the control tasks which are to be achieved in the level 1 closedloop control for cold rolling mill concerns not only the thickness agc but also the flatness afc. for a strip subject to cold rolling, the flatness is defined as the amount of.

    Get Price
  • Agent Based Simulation Of Hot Strip Rolling Mills With

    The looper control system may suddenly become unstable due to a change in the characteristics of rolled material and an occurrence of the slip between roll and strip while rolling.

    Get Price
  • Hydraulic Gap Control Of Rolling Mill Based On Selftuning

    The mechanical structure of a common, 4high rolling mill is shown in fig. 1 . the basic flat rolling operation shown in fig. 2 is being used to produce qualified plate and strip products. as one of the most important functions of the basic automation of the rolling mill, the hydraulic gap control hgc is the inner loop of the automatic gauge.

    Get Price
  • Extended Kalman Filter Based Neural Networks Controller

    The present paper deals with the application of an extended kalman filter based adaptive neuralnetwork control scheme to improve the performance of a hot strip rolling mill. the suggested neural network model was implemented using bayesian evidence based training.

    Get Price
  • Rolling Mill Apparatus And Method Of Shape Control

    The rolling mill apparatus according to claim 1, wherein said shape control portion switches between said two control modes based on at least one among the strip hardness of said rolled strip, the inputside strip temperature, the strip rolling speed, the work roll diameters, and the viscosity of the rolling lubrication oil.

    Get Price
  • Us5493885a Method And Apparatus For Controlling

    The sheet profile of a strip on the outlet side of a final stand coincides with a desired value without deforming the shape of the strip, by using a hot strip finish rolling mill having a number of rolling stands disposed sequentially.

    Get Price
  • Us3170344a Method And Apparatus For Controlling

    Us3170344a us139193a us13919361a us3170344a us 3170344 a us3170344 a us 3170344a us 139193 a us139193 a us 139193a us 13919361 a us13919361 a us 13919361a us 3170344 a us3170344 a us 3170344a authority us united states prior art keywords stand thickness strip rolls stands prior art date legal status the legal.

    Get Price
  • Method Of Controlling Transverse Shape Of Rolled Strip

    What is claimed is 1. a method of controlling a transverse shape of a strip rolled by a rolling mill having a pair of work rolls, equipped with a plurality of shape correcting devices for correcting the shape of the rolled strip in the direction of width thereof, said shape correcting devices being associated with said work rolls, said devices including a tilt adjusting device, a work roll.

    Get Price
toTop