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HGT Hydraulic Gyratory Crusher

HGT Hydraulic Gyratory Crusher

HGT Gyratory Crusher is a new-type intelligent coarse crusher with big capacity and high efficiency. It integrates mechanical, hydraulic, electric, automated, and intelligent controlling technologies which grant it with advantages traditional crushing

European Type Jaw Crusher PEW

European Type Jaw Crusher PEW

Jaw crushers has stationary jaw crusher, portable jaw crusher and mobile jaw crusher (crawler jaw crusher). Jaw crusher (PEW Series) is not only able to be used together with mine-selecting and gravel processing equipments but also be used independen

Jaw Crusher PE

Jaw Crusher PE

Jaw crusher is driven by a motor, and the moving jaw moves up and down via eccentric shaft. The angle between fixed jaw and moving jaw becomes smaller when the moving jaw runs down, then the materials are crushed into pieces. It will become bigger whe

HPT Hydraulic Cone Crusher

HPT Hydraulic Cone Crusher

Base on the latest technology and decades of years’ producing experience, Our Company designed the HPT series cone crusher. It has excellent crushing efficiency and good hydraulic control system. Now the HPC series cone crusher has wide application

HST Hydraulic Cone Crusher

HST Hydraulic Cone Crusher

HST Single Cylinder Hydraulic Cone Crusher is a new high-efficiency cone crusher independently researched, developed and designed by SBM through summarizing over twenty years of experience and widely absorbing advanced American and German technologies

CI5X Series Impact Crusher

CI5X Series Impact Crusher

CI5X Impact Crusher breaks materials with impact force. When materials enter the working area of hammer, they may be crushed under the high-speed shock and then thrown onto the impact device above the rotor for another crushing. Next, materials bounce

VSI6X Series Vertical Crusher

VSI6X Series Vertical Crusher

Due to the increasing market demand for the scale, intensification, energy conservation, environment protection and high-quality machine-made sand, SBM, a Chinese professional sand maker manufacturer, further optimizes the structure and function of tr

VSI5X Vertical Shaft Impact Crusher

VSI5X Vertical Shaft Impact Crusher

VSI Crushers Working Principle Raw material falls down into feed hopper, and then enters rotor through central entrance hole. It is accelerated in high-speed rotor, and then is thrown out at speed of 60-75m/s. When hitting anvil, it is crushed. Final

VSI Vertical Shaft Impact Crusher

VSI Vertical Shaft Impact Crusher

VSI Series vertical shaft impact crusher is designed by reputed German expert of SBM and every index is in worlds leading standard. It incorporates three crushing types and it can be operated 720 hours continuously. Nowadays, VSI crusher has replaced

VUS aggregate optimization system

VUS aggregate optimization system

The VU system is a global most-advanced dry-process sand-making system. The system is constructed like a tower. Its fully-enclosed layout features high integration. It integrates the functions of high-efficiency sand making, particle shape optimizatio

MTW-Z European Trapezium Mill

MTW-Z European Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

5X Series Roller Grinding Mill

5X Series Roller Grinding Mill

Grinding roller of MB5X Pendulum Roller Grinding Mill l adopts diluted oil lubrication. It is a technology initiated domestically which is maintenance-free and easy to operate. Diluted oil lubrication is oil bath lubrication, more convenient than grea

MTW Trapezium Mill

MTW Trapezium Mill

MTW European Grinding Mill is innovatively designed through deep research on grinding mills and development experience. It absorbs the latest European powder grinding technology and concept, and combines the suggestions of 9158 customers on grinding m

LM Vertical Mill

LM Vertical Mill

LM Vertical Grinding Mill integrates crushing, drying, grinding, separating and transport. The structure is simple while the layout is compact. Its occupational area is about 50% of that of the ball-milling system. The LM grinding mill can also be arr

TGM Trapezium Mill

TGM Trapezium Mill

TGM Super Pressure Trapezium Mill The operation principle of main unit of Trapezium mill is that main unit runs with the central shaft that is driven by a gear box. The top of the shaft is connected with a quincunx stand on which a grinding roller is

online hot strip mill simulator pdf

Properties of Hot Rolled Strip Obtained By Calculation or

online application had to be created by modifying and extending the models and by using the production parameters of the hot-strip mill, such as rolling forces, temperatures, and cooling header switching times [4-6] The simulation covers all metallurgical processes from austenitization and dissolution of

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A parallel hot strip mill simulator for testing embedded

Aug 18, 2005 Cite this paper as: García D. et al. (1996) A parallel hot strip mill simulator for testing embedded real-time monitoring systems. In: Liddell H., Colbrook A., Hertzberger B., Sloot P. (eds) High-Performance Computing and Networking.

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Simulation and Development of Advanced High Strength

The INTEG Hot Strip Mill Model (HSMM) is an off-line, PC-based model that is capable of simulating steel rolled on a hot strip mill or plate mill [2]. The model calculates the temperature evolution, rolling forces, microstructure evolution and final mechanical properties.

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Parallel simulation of finishing hot strip mills

Aug 18, 1996 The third section is devoted to explain the mathematical model of the hot strip mill, splitting the global model in several subparts. The following section explains briefly the design of the simulator and its implementation on a distributed memory multiprocessor system.

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HOT STRIP MILLS Modernization concepts

SMS SIEMAG Hot Strip Mills 2 ADAPTING existing hot strip mills to present-day market requirements Owing to their size and high investment volume, hot strip mills have an extremely long life. Almost 40 % of the 140 conven-tional hot strip mills currently in operation all over the world were built between 1960 and 1970. At that time, these mills

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HIGH-QUALITY HOT STRIP PRODUCTION

Hot rolling mill. The seven-stand hot rolling mill, figure 4,processes the slabs into either thin strip down to 1.0 mm and heavy-gauge strip up to 25.4 mm. Fly ing gauge change allows producing strips even below 1.0 mm. Downstream of the tunnel furnace, a height-adjustable high-pressure descaling system ensures a clean slab

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(PDF) STAN 2000: Computer Model for Simulation of Steels

An integral computer model/program for simulation of steels hot rolling on mill 2000 of SEVERSTAL was developed. The model provides for the following calculations: ‒ temperature distribution over the cross section of a rolled strip at any location

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Simulation and Development of Advanced High Strength

The INTEG Hot Strip Mill Model (HSMM) is an off-line, PC-based model that is capable of simulating steel rolled on a hot strip mill or plate mill [2]. The model calculates the temperature evolution, rolling forces, microstructure evolution and final mechanical properties.

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Precise looper simulation for hot strip mills using an

A looper is an uplifted device, which is always installed between adjacent stands in a hot strip finishing mill. A virtual looper system incorporating powerful computation capability of digital computers becomes an efficient and cost-effective tool for controller design and system analysis of this complicated and gigantic system. Accurate simulation of the looper system can not only restore

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Coiling Simulation and Control Method for Hot Strip

Sep 01, 2006 The experimental test was conducted in order to verify the validity of simulator and the performance of suggested control algorithm for downcoiler in #2 Hot Strip Mill in Pohang Works ofPOSCO. As a result, it was verified that simulator output is similar in pattern of actual operation by comparing performances and coiling process can be

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3D Modelling of Hot Strip Rolling with ABAQUS

3D Modelling of Hot Strip Rolling with ABAQUS E. Parteder1, A. Kainz 2, G. Hein3, K. Zeman2 1 voestalpine Grobblech GmbH, 4020 Linz, Austria, Research and Development 2

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Simulation of Shape Control for CVC Hot Strip Rolling

Jan 01, 2011 So the software has good prospects in application. © 2011 Published by Elsevier Ltd. Selection and/or peer-review under responsibility of [CEIS 2011] Keywords: CVC;hot rolling, strip shape, simulation, strip crown 1. Main text Hot strip rolling shape is a key indicator of quality, shape control technology as the core technology of hot

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Shape control simulation on 4-high CVC mill

The computer simulation of the shape and crown control character for 1 850 mm 6-high CVC wide strip mill was carried out by using the strip element method to analyze the three-dimensional plastic

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HOT STRIP MILL Primetals Technologies

HOT STRIP MILL — HIGHEST PERFORMANCE FOR NEW AND EXISTING STEEL MILLS The demand for hot rolled strip is growing in multiple ways. To remain competitive, new and existing mills must meet this challenge in the best possible way. The production of hot strip is a

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Dynamic Control of Flatness and Elongation of the Strip in

have been applied to hot-rolled steel sheets. The skin pass mill is the final rolling process for building quality into products. The strip is rolled at an elongation rate of a few percent in the rolling direction while predetermined tensions are set to the entry and exit sides of the mill to improve flat-

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NC Viewer // GCode Viewer and Machine Simulator

Powerful online GCode Viewer to simulate GCode files. NC Viewer is the best free gcode editor for verifying CNC and 3D printer files. NC Viewer v1.1.3. Sample. Xander Luciano. GCode File. plot. Digital Read Out. X Y Z; 0.0000: 0.0000: 0.0000: A B C; 0.000° 0.000° 0.000°

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Development of Software for Calculating Temperature Field

The temperature field of hot strip during rolling was simulated by FEM. The temperature drop curve and temperature field at any time were solved Furthermore, a temperature field simulation software based on the practical production conditions was developed and applied to simulate the temperature field of a combination of multiple grades of steel, rolling, diversified equipment and cooling steps.

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Simulation and Analysis of Feedforward Automatic Gauge

In order to fully understand dynamic behavior of the thickness variation and conduct off-line process tuning, a dynamic simulator for the feedforward Automatic Gauge Control (AGC) for a hot strip finishing mill in China Steel Corporation is developed. One of the major factors influencing on deviation of delivery thickness of the steel strip is the temperature variation caused by cyclic contact

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Strip Thickness Control of Cold Rolling Mill with Roll

Nov 12, 2013 roll necks due to irregularities in the mill rolls and/or roll bearings [11]. These irregularities cause cyclic deviations in the strip thickness at the output of a mill stand. Figure 3. depicts the effects of eccentricity on the output strip thickness [6]. When the entry strip is passed through the roll stand with 4.1. the velocity . v. in

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METALLURGICAL APPLICATION TO WORK AND BACK UP

Nov 23, 1988 It represents the 5% of the direct cost of a strip sheet rolling mill and 10% including the operation of the roll workshop. Cost of no-quality: The inlaid calamine because of the roll represents 150 000 € up to 450 000 € /year depending on the type of Hot Strip Rolling Mill. Productivity:

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Computer Simulation of Hot Rolling of Flat Products

Nov 06, 2016 Hot rolling process of flat products is a complex process involving plastic deformation of steel, multi-mode heat transfer, microstructure evolution and elastic deformation of rolls and strips. Computer simulation of this process is essential for design modifications of mill hardware and optimization of process parameters to achieve desired product quality with minimum processing cost

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MODELLING OF WIDTH CONTROL FOR HOT STRIP MILL

Key words: FEM, Simulation, Hot Rolling, Width. 1 INTRODUCTION In this paper, we discuss the modeling and simulation results of FEM analysis for width rolling for hot strip mill. The number of standard widths that can be produced efficiently in a continuous slab caster feeding a hot strip mill is limited. This has increased the requirement for

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Simulation of Shape Control for CVC Hot Strip Rolling

Jan 01, 2011 So the software has good prospects in application. © 2011 Published by Elsevier Ltd. Selection and/or peer-review under responsibility of [CEIS 2011] Keywords: CVC;hot rolling, strip shape, simulation, strip crown 1. Main text Hot strip rolling shape is a key indicator of quality, shape control technology as the core technology of hot

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Online Parameter Estimation for Adaptive Feedforward

A new adaptive disturbance feedforward control strategy of the strip thickness in a hot strip rolling mill with online parameter estimation is proposed. The feedforward control strategy makes use of the measured strip tem-perature and strip entry thickness. To avoid that these disturbances cause a non-uniform strip exit thickness, Sims'

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Simulation of accelerated strip cooling on the hot rolling

Information about the open-access article 'Simulation of accelerated strip cooling on the hot rolling mill run-out roller table' in DOAJ. DOAJ is an online directory that indexes and provides access to quality open access, peer-reviewed journals.

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A BASIC UNDERSTANDING OF THE MECHANICS OF

simulation" to give my theory of fire-cracks more background. Secondary scale on hot strip and the impact 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

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METALLURGICAL APPLICATION TO WORK AND BACK UP

Nov 23, 1988 It represents the 5% of the direct cost of a strip sheet rolling mill and 10% including the operation of the roll workshop. Cost of no-quality: The inlaid calamine because of the roll represents 150 000 € up to 450 000 € /year depending on the type of Hot Strip Rolling Mill. Productivity:

More

HOT STRIP MILL Primetals Technologies

HOT STRIP MILL — HIGHEST PERFORMANCE FOR NEW AND EXISTING STEEL MILLS The demand for hot rolled strip is growing in multiple ways. To remain competitive, new and existing mills must meet this challenge in the best possible way. The production of hot strip is a

More

Strip Thickness Control of Cold Rolling Mill with Roll

Nov 12, 2013 roll necks due to irregularities in the mill rolls and/or roll bearings [11]. These irregularities cause cyclic deviations in the strip thickness at the output of a mill stand. Figure 3. depicts the effects of eccentricity on the output strip thickness [6]. When the entry strip is passed through the roll stand with 4.1. the velocity . v. in

More

Dynamic Control of Flatness and Elongation of the Strip in

have been applied to hot-rolled steel sheets. The skin pass mill is the final rolling process for building quality into products. The strip is rolled at an elongation rate of a few percent in the rolling direction while predetermined tensions are set to the entry and exit sides of the mill to improve flat-

More

Characteristics and Line-up of IHI’s Non-Ferrous Metal

Aluminum rolled by a hot rolling mill is rolled again by a cold rolling mill to reach the strip thickness befitting the intended use of the final product before it is shipped. Rolled aluminum products are made of a wide variety of grades according to the intended use. In the cold rolling process, therefore, it is quite common to employ non-

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ANALYSIS OF SURFACE THERMAL BEHAVIOR OF WORK

temperature in a hot strip mill by the effect of water jet orientation and other controlling Parameters. The results explain that the evaluation of surface temperature and heat flux becomes inferior when the temperature measurements are taken too far away from the surface, due to a thin thermal layer.

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1. Hot rolling and rolling defects: 1.1 Front and back

achieved through measurement of strip thickness using x-ray gage and adjusting the strip tension using feedback control system. 1.8 Rolling defects: Mill spring is a defect in which the rolled sheet is thicker than the required thickness because, the rolls get deflected by high rolling forces. Elastic deformation of the mill takes place. If we

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by Umut Hanoglu Supervised by Prof. Božidar Šarler

Temperature loss during hot rolling by Seredynski (1973) is: is the heat transfer coefficient of roll strip interface in,is the revolutions per minute. and are the strip and roll temperatures in Kelvin. and are of the roll. Rise of roll’s surface temperature estimated by Roberts (1983) is:

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