agc control for mill

Strip Thickness Control of Cold Rolling Mill with Roll ...

2013-11-12 · many control applications [2]. In order to meet increasing demand for the high precision of strip thickness, various types of Automatic Gauge Control (AGC) methods have been developed for hot or cold mill processes. The Brit-ish Iron and SteelResearch Association (B1SRA) AGC method based on the gaug meter principle and the feede

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Automatic Gauge Control in Rolling Process Based on ...

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 structure—basic automation (Level 1) and process ...

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adaptive_agc_control | First Control Systems AB

The control system will face a “new process” for each new strip entering the mill. This is exactly the kind of problems that are effectively solved by self-tuning regulators. First Control’s self-tuning AGC Control uses only one regulator setup for all rolling. The regulator adapts …

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Automatic Gauge and Interstand Tension Control …

The AGC/ITC functions are typically performed in the same PC-based computer system hardware used to implement the automatic sheet flatness control (AFC) and mill setup models. Before a coil is processed, the AGC/ITC system receives rolling schedule information from the mill scheduling system or via manual data entry.

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[PDF] IMPROVED AGC CONTROL IN COLD ROLLING …

2020-11-5 · Summary. In this paper we will describe some substantial improvements made in strip thickness control in cold rolling using the self-adaptive AGC 2000X control system, developed by First Control. Long-term production experience from two installations will be shown, a new 12high Mitsubishi cold rolling mill and an old Sendzimir mill. The improvements with selfadaptive control methods …

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agc control for mill

everything you need to know about flatteners and levelers . with new automatic gauge control (agc) technology, the mills are doing much better, but perfection remains an elusive goal. at the cold mill. at the cold mill, every time we change the thickness profile, we also change the flatness. the cold mill roll gap should start out being set to the same profile as the crown of the incoming hot ...

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agc control for mill

agc control for mill. Weight approx. 3000 kg Dimensions (l x w x h) approx. 2500 x 1500 x 2000 mm Description For grinding of e.g. saw blades with a diameter of 80 to 500 mm, saw blade thickness max. 5 mm, travels of the axes W-axis 40 mm, X-axis 58 mm, Z-axis 100 mm, swivel of the E-axis 255°, working speed approx. 20 teeth/min., grinding speed 0.5 to 20 mm/sec., grinding disc diameter 125 ...

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Optimization of a Cold Rolling Mill

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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Stability and Accuracy of Agc-Systems in Hot Strip …

1983-1-1 · It is known from literature and from operating experience at Hoogovens IJmuiden that an AGC screw-down runaway can occur when the AGC mill modulus differs too much from the actual mill modulus. The condition to prevent screw-down runaway is derived using a simple control model of one stand with AGC.

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Pdf Agc Control For 20hi Cold Rolling Mill

pdf agc control for 20hi cold rolling mill. agc cylinder rolling mill. 20Hi Cold Rolling Mill AGCYouTube 2018-01-17 AEMETEC digital hydraulic cold rolled plate automatic gauge control (AGC) system is a huge technical innovation in the field of steel rolling it is the development of China s steel rolling .

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Automatic Gauge Control (AGC)/ Hydraulic Gap …

2020-11-8 · 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, improve product quality and reduce scrap.

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HUNGER Hydraulics USA: AGC (Automatic Gauge …

AGC (Automatic Gauge Control) - Roll force cylinders welded bronze guide in cylinder Roll force cylinders operate in the tough environment of steel mills, used in the manufacture of sheet and bar stock. Smooth and efficient operation of these cylinders is of utmost importance together with reliability and long life. At the initial design phase ...

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Improved AGC Control-2

2018-2-5 · In this mill, all the AGC control functions are self-adaptive. The AGC system has now been in operation for about 16 months. The AGC performance for all coils rolled from June 16 1998 to April 30 1999 is shown in figure 2 and in table 1. The

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Tandem Mill AGC (ABB) – optimAl Process Technology

2 Stand Tandem Mill Process Control Scope of Supply Supplied Controls: Mill Stand Controls (HGC) Automatic gauge control (AGC) Interstand tension control (ITC) Mill sequencing Extensive engineering tools Dynamic controller testing Fast fault finding Simple tuning interfaces ABB Systems Platform AC800 PEC Controller 800xA programming Advanced

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agc control for mill

agc control for mill. agc control for mill. Weight approx. 3000 kg Dimensions (l x w x h) approx. 2500 x 1500 x 2000 mm Description For grinding of e.g. saw blades with a diameter of 80 to 500 mm, saw blade thickness max. 5 mm, travels of the axes W-axis 40 mm, X-axis 58 mm, Z-axis 100 mm, swivel of the E-axis 255°, working speed approx. 20 teeth/min., grinding speed 0.5 to 20 mm/sec ...

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Army Geospatial Center

When commanders are faced with decisions regarding battlefield operations, there are not pre-defined possible routes. The Geospatial Center specializes in the collection, use, storage, and dissemination of high resolution aerial, terrestrial and satellite imagery.

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Automatic Gauge Control (AGC)/ Hydraulic Gap …

2020-11-8 · Once within specification, AGC optimises the mill speed by adjustment of tension, load or gap. At the end of the coil, Auto-Slowdown ensures the product remains in specification for as long as possible and brings the mill to a halt with minimum amount of material left on the coil drum.

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pdf agc control for 20hi cold rolling mill

Agc Control Forhi Cold Rolling Mill . simulator was expanded to the AGC for a singlestand cold rolling mill and the automatic elongation control AEC for a skin pass mill and these applications led to studies of product dimension control thickness and elongation for various other sheet rolling mills of the company.

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

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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轧机AGC控制系统故障分析和处理_图文_百度文库

2012-6-24 · 轧机AGC控制系统故障分析和处理_工程科技_专业资料 1268人阅读|63次下载 轧机AGC控制系统故障分析和处理_工程科技_专业资料。《铝加1-) 20-10年第2期总第193期 技术工程 轧机AGC控制系统故障分析和处理 李旺太 (中国铝业西北铝加工分公司。

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Study on AGC Control System of 300 Reversible Cold …

In allusion to 300 Reversible cold mill, the composing and the theory of the auto gauge control system is presented. To meet the characteristic of the 300 reversible cold mill, the PID algorithm With Variable Integral Action is used in position and pressure inner loop control of press down hydraulic cylinder to elevate the response characteristic, and the dynamic press compensating algorithm ...

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Optimizing Strip Speed Measurement for Mass Flow-AGC ...

2020-5-25 · Utilizing mass flow AGC control techniques ... In this case, each mill utilizes stand-alone LSV sensors for strip measurement. The application at each roll mill required a set of two LSV’s, one located on either side of the mill. The combination measures strip

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pdf agc control for 20hi cold rolling mill

pdf agc control for hi cold rolling mill. Pdf Agc Control For 20hi Cold Rolling Mill- ATMANDU Mining. 20hi sendzimir mill complete replacement of analog drive controllers by digital drive controllers and mill automation system 2000 6 shamon ispat ltd mecon ranchi 4 hicold rolling mill hydraulic agc 1999 7 bhilai steel plant bhilai digital drives for roll,Pdf agc control for 20hi cold rolling mill.

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20Hi Cold Rolling Mill AGC

2018-1-17 · AEMETEC digital hydraulic cold rolled plate automatic gauge control (AGC) system is a huge technical innovation in the field of steel rolling, it is the development of China's steel rolling ...

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Hot Rolling Mill Hydraulic Gap Control (HGC) thickness ...

2015-11-4 · 2 AGC Control Tasks The rolling accuracy mainly depends on the automated gauge control (AGC) performance. The main tasks of an AGC system include: Mill stretch compensation Lock-on gauge control Work roll thermal expansion compensation Oil film compensation of back-up roll bearings Work roll bending Tapering

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AGC CONTROL

2020-10-8 · ROLLING MILL REVAMPING AGC CONTROL GAGE CONTROL MACHINE INSTALLATION ELECTRICAL DESIGN HYDRAULIC DESIGN PRODUCTS AGC ELECTRONIC GAGE ELECTRONIC HYDRAULIC TANK CYLINDER PLC PROGRAM ...

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