mill agc system troubleshooting

AGC

2012119  ： AGC，，AGC、AGCAGC

Research and design of hydraulic AGC system model of cold rolling mill

2013818  Abstract: High-precision suppression technology for the cold rolling mill control precision of hydraulic AGC system is put forward higher requirements. On the

Processes Free Full-Text Pump-Controlled AGC Micro

2023829  The pump-controlled AGC hydraulic system has problems such as high nonlinearity and strong coupling [19,20], which leads to the thickness deviation of the

Optimization of a Cold Rolling Mill Thermo Fisher

2017721  Automatic Gauge Control The average human response time is on the order of a quarter of a second, at the maximum rolling speed of a cold or foil mill, 8

Nonlinear control of the HAGC by backstepping with integral

20201125  HAGC system is used in cold rolling mill control system, a fine adjustment type is to eliminate or reduce in the process of rolling steel strip produced by vertical

Decoupling control of automatic gauge control system in hot-rolling mills

20051217  It's possible for different kinds of automatic gauge control (AGC) systems working simultaneously to impact and disturb each other while adjusting their moving

Improvement and application of Automatic Gauge Control system

Mill Modulus Control (MMC) is one of important methods on Automatic Gauge Control (AGC) systems of strip rolling mills. It would result in a slower adjusting sp Improvement and

Amplitude-frequency characteristics analysis for vertical

2019314  Hydraulic automatic gauge control (AGC) system is the core control system to ensure the thickness accuracy of cold-rolled plate, and the reliability of its load

Reseach on Generalized Predictive Control in Hydraulic AGC System

Because request to quality of cold rolling sheet strip is higher and higher, the hydraulic AGC (Automatic Gauge Control) system has been a requisite means for i Reseach on

An Expert PI Controller with Dead Time Compensation of Monitor AGC

Thickness precision is one of the most important quality indexes in strip rolling process [2, 3].Monitor automatic gauge control (AGC) based on hydraulic roll gap control system is widely used in modern strip rolling mills [4–7].In monitor AGC system, gauge meter is used to measure strip gauge derivation, which is installed at the delivery side of the finishing mill.

(PDF) Improving the mechatronic system for

20191028  Configuring the systems of the HGC, AGC, and RAC controller of Mill 5000 is described in [10]. Below is a summary of the AGC system and a description of the DDC functions.

Improvement of Accuracy for Gauge and Elongation

2012914  above control systems, a desired elongation is realized by control-ling the rolling force of the mill by a hydraulic screw-down control system. 2.3 AEC for skin pass mill of continuous processing line 2.3.1 Conventional AEC methods and their problems In most cases, an in-line skin pass mill of a CGL is installed at

Instability Condition Derivation for Hydraulic AGC System

2021614  In strip rolling, hydraulic automatic gauge control (HAGC) system is the key element to guarantee the precision of strip gauge. The stability of the kernel pressure closed loop (PCL) in the HAGC system plays an essential role in guaranteeing the rolling process with high performance. Nevertheless, there is some difficulty in exploring the instability

Processes Free Full-Text Pump-Controlled AGC Micro

2023829  Electrode roll-forming refers to rolling a battery electrode into a preset thickness through the electro-hydraulic servo pump-controlled hydraulic roll gap thickness automatic control system (known to as pump-controlled AGC). Compared with the motor servo system, the friction problem of the electro-hydraulic servo system is more serious

Algorithm design and application of novel GM-AGC

2017827  foundation, drawbacks, and limitations of GM-AGC system based on spring equation were revealed. To overcome the deficiency of the traditional GM-AGC system, a new model which developed from the mill stretch characteristic curve was brought forward to calculate strip thickness reference for GM-AGC system. Therefore, the GM

Strip Thickness Control of Cold Rolling Mill with Roll

2014113  fuzzy systems and neural networks and solving their re-spective problems is to combine them into an integrated system. The integrated system will possess the advan-tages of both neural networks (e.g., learning abilities, optimization abilities, and connectionist structures) and fuzzy systems (e.g., humanlike IF-THEN rules thinking

Distributed Consensus Control for Automatic Gauge Control

2021330  In this study, the distributed control strategy is proposed for the automatic gauge control(AGC) system, which is a typical multi-agent system. The distributed control protocol is developed with the subspace identification method using the measurements of the local agent and its neighbors directly, without any knowledge of the AGC system

Automatic Gauge Control in Rolling Process Based on

20141124  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

Amplitude-frequency characteristics analysis for vertical

20231029  hydraulic AGC system is often ignored when the vertical vibration of rolling mill is analyzed. 18,19 A critical analysis involved in the influence mechanism of the nonlinear action of hydraulic

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Looper and tension control in hot rolling mills: A survey

200771  The dimensional quality is controlled mainly in the finishing mills by dedicated control systems such as AGC (Automatic Gauge Control), AWC (Automatic Width Control), ASC (Automatic Shape Control) and APC (Automatic Profile Control). 1 On the other hand, stable mill operation through smooth threading of the strip is achieved by

[]AGC

201485  0009September000 ResearchonIron&Steel5116No.5 Sum116AGC 800。

Keywords: mill; AGC system; hydraulic components; 1、 AGC(Automatic Gauge Control)，，。。 1.3

Module 9: Principles of Power System Operation WECC

2015624  Automatic Generation Control (AGC) Basics Sample Automatic Generator Control Response Frequency Disturbance Sequence Somewhere in the system, a generator trips. Stored energy (inertia) from all rotating mass in system replaces lost generation. Increased MW output without increased mechanical input slows the interconnected

Advanced Thickness Gauge Control System for Tandem Cold Mill

198991  A new gauge control system has been developed and applied to a five stand tandem cold mill at Kakogawa Works. The system includes the following features: (a) Digital speed regulators which drive the roll with good accuracy; (b) A totally automatic gauge control (TAGC) based on a multivariable control method which regulates the exit gauge

Strip Thickness Control of Cold Rolling Mill IJIRSET

20201130  servo system include con-troller, servo amplifier, servo valve, hydraulic cylinder, roller system and body of rolling mill, and some sensors [19]. In the outer loop, the difference between desired thickness and output thickness is fed to AGC to give the desired position roll gap. Fuzzy Neural Network system have been used with online training to

Improvement and Application of Automatic Gauge Control System

200811  Mill modulus control (MMC) is one of important methods in AGC system for strip rolling mills. Control theories and models related to MMC were studied deeply in this . Its ability to eliminate

Automatic Gauge Control System Walco walcokip

202282  The next generation of automatic gauge control system technology from Walco efficiently solves the classical problems presented by outdated closed-loop AGC systems on cold reduction mills. Closed-loop technology makes measuring the strip gage at the roll bite impossible. This necessitates downstream measuring that gives rise to a