pdf agc control for hi cold rolling mill

pdf agc control for hi cold rolling mill

Optimization of a Cold Rolling Mill - Thermo Fisher

2016-2-16  maximum rolling speed of a cold or foil mill, 8 meters of strip is produced. It is easy to see why Automatic Gauge Control (AGC) is an essential component of modern rolling mills. Comprehensive AGC algorithms incorporate readings from dozens of sensors around the mill. Some of the key AGC input parameters are speed and tension. (See Figure 1)

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[PDF] Hot Rolling Mill Hydraulic Gap Control ( HGC ...

2015-6-6  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 other disturbances during the rolling process are compensated and a rolling speed dependent, adaptive PI controller is developed to accomplish fine thickness control.

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Enhanced Speed Measurement for AGC-Mass Flow

2020-11-18  Mass Flow, Automatic Gauge Control (AGC) is a technique used for many years to control strip thickness in Tandem Cold Rolling Mills. It enables tighter control of thickness by providing faster and more accurate control of the roll gap. Utilizing Mass Flow AGC control techniques permit operations to achieve specified thick-

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Table 1 from Strip Thickness Control of Cold Rolling Mill ...

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 eccentricity in backup rolls, the exit thickness deviates periodically.

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Modelling and Simulation for Hydraulic Automatic Gauge ...

Hydraulic automatic gauge control (AGC) system has become one of key equipments to control the exit strip thickness in strip rolling mills. The hydraulic AGC system of a hot rolling mill was ...

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Sliding Mode Control of Strip Rolling Mill Hydraulic AGC ...

Hydraulic automatic gauge control (AGC) is a very important part of rolling mill for magnesium plate rolling. The control effect of automatic gauge control system influences the q

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Improvement of Accuracy for Gauge and Elongation

2012-9-14  developed at the time of the construction of New Cold Rolling Mill Plant of Yawata Works, Nippon Steel Corporation for the develop-ment studies of a new AGC system. Then, application of the AGC simulator was expanded to the AGC for a single-stand cold rolling mill and the automatic elongation control (AEC) for a skin pass mill,

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Technological Controls for Cold Rolling Mill - ABB

2021-2-15  Comprehensive know-how cold rolling With experience from over 800 cold rolling proj-ects ABB has the in-depth knowledge, skills and offerings required to design and implement solu - tions that allow for tangible, long-term process improvements. Customer advantages • Scalable control concept depending on sensor and actuator concepts

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A BASIC UNDERSTANDING OF THE MECHANICS OF

2003-10-15  on wear is another issue. Stresses from Hertzian pressure in 4-high cold mill back up rolls were measured years ago, the results were never published, but of high interest - also, maybe later. K. H. Schröder July 2003 K. H. Schröder: A BASIC UNDERSTANDING OF THE MECHANICS OF ROLLING MILL ROLLS File: SCHROEDER_ROLLS_010703.DOC

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Control of Strip Tension in a Rolling Mill Based on ...

2014-7-16  used for rolling out thick semi- nished products, e.g., slabs, to thinner at products. The product, which is often referred to as strip, is clamped in each mill stand of the rolling mill train (cf. Fig. 1). As longitudinal tensile stresses in the strip have a signi cant in uence on the plastic material ow in the roll gaps, accurate control of

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Automatic Gauge Control in Rolling Process Based on ...

2014-11-24  Automatic rolling process is a high-speed system which always requires high-speed control and communication capabilities. Meanwhile, it is also a typical complex electromechanical system; distributed control has become the mainstream of computer control system for rolling mill. Generally, the control system adopts the 2-level control

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4-Hi Rolling Mill from Xi'an Hani New Energy and ...

AGC 4-hi rolling mill control accuracy, especially suitable for high precision cold-rolled strip production. Production line process Front coiler→(Unloading car)→Machine front device→ 4-hi main rolling mil→ Machine after the device→After the coiler (Unloading

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Sliding Mode Control of Strip Rolling Mill Hydraulic AGC ...

Hydraulic automatic gauge control (AGC) is a very important part of rolling mill for magnesium plate rolling. The control effect of automatic gauge control system influences the q

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Cold rolling technology for carbon - ANDRITZ

Cold rolling mill type Typical mill stand types Production capacity (t/y)* Strip speed Type (m/min)* functions. This allows to produce cold Single-stand reversing mill 4-high, 6-high, (S6-high) 150,000 – 450,000 up to 1,500 Discontinuous ... - Automatic speed / tension control - Automatic gauge control (AGC) Automatic latness control (AFC ...

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Technological Controls for Cold Rolling Mill - ABB

2021-2-15  Comprehensive know-how cold rolling With experience from over 800 cold rolling proj-ects ABB has the in-depth knowledge, skills and offerings required to design and implement solu - tions that allow for tangible, long-term process improvements. Customer advantages • Scalable control concept depending on sensor and actuator concepts

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MetalsMaster AGC Automatic Guage Control

2019-11-5  MetalsMaster™ AGC Automatic Guage Control Product Information Note Improve your business performance in today’s challenging economic environment - Honeywell’s MetalsMaster™ has integrated automation solutions for aluminum sheet and foil rolling to help achieve faster rolling speeds, tighter gauge quality control and

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Online Parameter Estimation for Adaptive Feedforward ...

2020-6-5  AGC Automatic gauge control BR Backup roll Address all corresponds to this author. 1 Post-printversionofthearticle: K.Prinz,A.Steinboeck,M.Müller,A.Ettl,F.Schausberger,andA.Kugi,“Onlineparameterestimation for adaptive feedforward control of the strip thickness in a hot strip rolling mill”, Journal of Manufacturing Science

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cold rolling mills, 2 hi cold rolling mill, 4 hi cold ...

The 2Hi Cold Rolling Mill are used for rolling of sheets, plates and coils of softer metals like Aluminum, Copper, Brass, Lead etc. to higher thickness (normally above 1 mm). We have manufactured more than 200 such rolling mills ranging from 50 mm width to

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New technological control system for the 20-Hi Sendzimir ...

New technological control system for the 20-Hi Sendzimir mill of Marcegaglia. Steel flat products producer Marcegaglia has contracted Danieli Automation for the technological upgrade of its 20-Hi Sendzimir mill in operation at Gazoldo degli Ippoliti works, Italy. The mill is part of a larger stainless steel cold-rolling complex and rolls 1500 ...

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Control of Strip Tension in a Rolling Mill Based on ...

2014-7-16  used for rolling out thick semi- nished products, e.g., slabs, to thinner at products. The product, which is often referred to as strip, is clamped in each mill stand of the rolling mill train (cf. Fig. 1). As longitudinal tensile stresses in the strip have a signi cant in uence on the plastic material ow in the roll gaps, accurate control of

More

Deformation Processing - Rolling

2010-2-13  Prof. Ramesh Singh, Notes by Dr. Singh/ Dr. Colton 26 Flat Rolling Analysis Results – without front and back tension p p µp µp σ σ x x + dσ x Stresses

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6 High Reversible Cold Rolling Mill - SlideShare

2012-2-10  Technical information about the six high mill Roughness Freq. Of roll Diameter (mm) Ra (micron) change Work roll 425 (max) 380 (min) 0.5 – 0.6 500 tonnes Intermediate rolls 490 (max) 440 (min) 0.6 – 0.7 1000 tonnes Back up rolls 1250 (max)

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Technical Review UDC 699 . 14 . 018 . 8 Technical

2012-9-14  2.2.3 Cold rolling of sheet products In 1958, Nisshin Steel Co., Ltd. (then called Nippon Teppan) in-troduced 20-high Sendzimir mills for cold rolling of large-width stain-less steel strips for the first time in Japan, resulting in a remarkable improvement in productivity. In

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Quality Cold Rolling Mill Rolling Mill Machines

Cold Carbon Steel Rolling Mill Machine 1450mm AGC 900m / Min Six Roller I. technical specifications 1) Material:after pickling carbon steel coil Q195,Q215,Q235,SPCC,SPCD,SPCE,SS400 2) Input thickness:1.5-4mm ... 1150mm 6 High Cold Rolled Mill Plc Control 1400T Rolling

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Advanced Soft Sensor Technology to be Used for Cold ...

2011-9-13  cold rolling mill. Modern AGC are based on more or less complex mathematical models of the rolling process. The modelling and consequently the related control qual-ity are strongly dependent on reliable and precise measurement of exploited variables. As an example, the so called mass-flow control based on a simple rela-

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4 High Reversing Cold Rolling Mill LUSOSIDER Paio Pires ...

2017-7-27  4 High Reversing Cold Rolling Mill LUSOSIDER - Paio Pires (Portugal) Scope of Supply After-Sales Services - Hotline - Spare parts in 24 hours ... - Automatic thickness control AGC - Hydraulic gap control HGC - Mill drives control - Supply of thyristor converters for DC motors - Supply of starters for AC motors - Supply of programmable logic ...

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Application of comprehensive AGC system for aluminum

Abstract. The design and implementation of the automatic gauge control (AGC) system of an aluminum twin-stand cold rolling mill are discussed. Integration of the thickness control with feedforward AGC, gaugemeter AGC, monitor AGC and gap compensations resulted in a fully coordinated gauge control system, which provides the ability to make quick and accurate modifications to both control loops ...

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Online Parameter Estimation for Adaptive Feedforward ...

2020-6-5  AGC Automatic gauge control BR Backup roll Address all corresponds to this author. 1 Post-printversionofthearticle: K.Prinz,A.Steinboeck,M.Müller,A.Ettl,F.Schausberger,andA.Kugi,“Onlineparameterestimation for adaptive feedforward control of the strip thickness in a hot strip rolling mill”, Journal of Manufacturing Science

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10.5″ I2S 2-HI ROLLING MILL / REDUCING SIZING MILL:

For Sale – Rolling Mills, 2-HI – 10.5″ I2S 2-HI ROLLING MILL / REDUCING SIZING MILL: STOCK #0951921

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Sundwig S6-high cold rolling mill - ANDRITZ

Sundwig S6-high cold rolling mill Highest reductions for challenging products Due to their excellent features, Sundwig S6-high (supported 6-high) rolling mills are mainly used for cold rolling of a wide range of strip hardnesses, widths, and gauges, either in processing lines as high-capacity reduction mills or offline as reversing reduction mills.

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New technological control system for the 20-Hi Sendzimir ...

New technological control system for the 20-Hi Sendzimir mill of Marcegaglia. Steel flat products producer Marcegaglia has contracted Danieli Automation for the technological upgrade of its 20-Hi Sendzimir mill in operation at Gazoldo degli Ippoliti works, Italy. The mill is part of a larger stainless steel cold-rolling complex and rolls 1500 ...

More

Control of Strip Tension in a Rolling Mill Based on ...

2014-7-16  used for rolling out thick semi- nished products, e.g., slabs, to thinner at products. The product, which is often referred to as strip, is clamped in each mill stand of the rolling mill train (cf. Fig. 1). As longitudinal tensile stresses in the strip have a signi cant in uence on the plastic material ow in the roll gaps, accurate control of

More

Deformation Processing - Rolling

2010-2-13  Prof. Ramesh Singh, Notes by Dr. Singh/ Dr. Colton 26 Flat Rolling Analysis Results – without front and back tension p p µp µp σ σ x x + dσ x Stresses

More

Mild Steel Cold Rolling Mill, Sheet coils, Automation ...

Cold Rolling Mill. It includes Single Stand CRM and Multi-Stand CRM, which is to accurately roll the HR strips. The Line is composed of Rolling, Hydraulic and AGC System, Automatic Thickness Gauge, Uncoiler and Recoiler, Cooling System, Automatic Welding. The Technical Specification of 6-hi CRM is as below: A. Equipment Feature

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Algorithm design and application of novel GM-AGC based

2014-3-16  SUN Meng-hui. Reseach on generalized predictive control in hydraulic AGC system of cold rolling mill [C]// Second International Conference on Intelligent Human-Machine Systems and Cybernetics, Nanjing: IEEE, 2010: 159–162. Chapter Google Scholar [5] LI Xu, CHEN Shu-zong, Du De-shun, Chen Hua-xin, ZHANG Dian-hua.

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