Minimum tension control system for universal roughing mill train of H beam YE Guang ping1, XU Hong1, XU Lu1, SUN Guo qin2(1 H Beam Mill of Maanshan Iron and Steel Co Ltd, Maanshan 243000, China;2.Shanghai Senior Metallurgy Technological School)...A gauge and tension control system for a tandem mill comprises a delivered strip thickness deviation ... an automatic tension control system ... IEEE Xplore Abstract - Gauge and tension control system ... Gauge and tension control system for hot strip finishing mill Full Text ... First, a mathematical model of the gauge and strip tension ...
Tension control system for universal mill , Ltd. Tension control system for universal mill United States Patent Abstract: A tension control system for use with a universal mill such as an H beam mill, in which a tension force in a billet, to be rolled, between roll stands is controlled so as to be maintained at zero Providing that effective loads (Pu) are obtained by linearly...WHD: 800 x 2000 x 600 mm. Sheet steel, RAL 7035. Power Supply. Option 1: Single phase 120 to 230 VAC, 50/60 Hz. Option 2: Three phase 380 to 500 VAC, 50/60 Hz. Interface options to plant control system. OPC UA / Profibus DP / ProfiNet / Modbus TCP/IP / Ethernet/IP. Interface options to mill motor control center.
The integrated web tension control systems operate an accurate monitoring of the parameters variations and send the correct input to the brake. In this way the brake can adjust the torque to get the desired web tension, …...Tension control system for universal mill -, Ltd. Jan 18, 1977A tension control system for use with a universal mill such as an H beam mill, in which a tension force in a billet, to be rolled, between roll stands is controlled so as to be maintained at zero. Authors: Yasuo MorookaShinya TanifujiAffiliation: [PDF]
USA Tension control system for universal mill . A tension control system for use with a universal mill such as an H beam mill, in which a tension force in a billet, to be rolled, between roll stands is controlled so as to be maintained at zero Providing that effective loads (Pu) are obtained by linearly summing horizontal and vertical rolling loads, the tension control system controls roll ...Looper and tension control, shown in Fig. 2, is important in hot strip mills because they affect both the dimensional quality and the mass flow of a strip. The high strip tension between stands induces width shrinkage, thickness reduction and moreover can produce an edge wave on a strip. However, it does make the mass flow more stable and hence ...
A control system as set forth in claim 1 wherein each stand comprises an edger mill driven by a first motor, and a horizontal mill driven by a second motor. 14. In a control system of the interstand tension of a continuous rolling mill including a plurality of stands each provided with mill rolls driven by a motor, the improvement which comprises...A gauge and tension control system for a tandem mill comprises a delivered strip thickness deviation calculating unit for detecting output strip thickness at each of rolling stands, a tension calculating unit for arithmetically determining interstand tensions between two adjacent rolling stands on the basis of armature currents of drive motors and rolling loads at every rolling …
Double Looper and Mill Entry Tension . In the process of cold rolling,the stability controlled by the tension plays a vital role in the quality of the product.The design of the mill entry and double looper tension control system was given which used in 1 450 mm tandem cold mill based on the principle of indirect and direct tension control.When double looper run at the …...Montalvo's controllers for their Web Tension Control Systems are the easiest in the industry to set up, calibrate, and operate while still offering a full range of features designed to make your process more productive, while allowing you to simply Set It & Forget It. Whilst their torque control equipment offers an open loop control system giving you a precise, reliable tension reference ...
Control of Strip Tension in a Rolling Mill Based on Loopers and Impedance Control. A. Steinboeck, G. Mühlberger, A. Kugi. Engineering. 2014. Abstract A mathematical model of a strip-looper system of a hot strip tandem rolling mill is developed using Hamilton's principle and the Galerkin weighted residual method...The SELETENS 9000 maintains the desired tension constant, eliminating variations during material processing. The system reads the tension through load cells or ultrasonic sensors and corrects the tension accordingly based on the value set by the operator. The control panel is compact and intuitive, extremely versatile and suitable to be mounted ...
The Universal Crown Control mill (UCM mill) with work roll bending, intermediate roll bending, intermediate roll shifting and all straight roll application ensure enhanced flatness control. Also strip flatness measuring equipment mounted at one or both ends of the mill combined with multi-zone work-roll cooling to meet the highest demands for ...Jan 18 1977A tension control system for use in a continuous rolling mill system comprising a plurality of rolling mills each having horizontal and vertical rolls for simultaneously applying rolling loads on the same section of a billet to be rolled electric motor means for driving said rolls means for determining the horizontal and vertical rolling loads means for determining the rolling ...
What is claimed is: 1. A tension control system for use in a continuous rolling mill system comprising a plurality of rolling mills each having horizontal and vertical rolls for simultaneously applying rolling loads on the same section of a billet to be rolled, electric motor means for driving said rolls, means for determining the horizontal and vertical rolling loads, means for …...considered as MASTER function. The tension control, whatever the chosen solution, works in SLAVE mode. Practically, the operator sets the machine speed with a simple potentiometer and all tension control system existing on the machine have to follow, keeping the desired tension at any speed and during all transitory speed phases.
The Warner Electric tension control system, first introduced in 1965, is the established industry standard for reliability and performance. P-771-WE 2/15 Warner Electric 800-825-6544 1 Warner Electric Tension Control Systems Warner Electric offers the most com- plete line of tensioning products avail- ...The automated control system (ACS) of the continuous roughing train of the 2000 mill includes the tension control system (TCS) intended to keep the tension close to zero. It is a control program executed by the ACS controller that sets motor speeds for the horizontal mill stands (hereafter the standard term "horizontal stand" is used to ...
Tension control is the process of maintaining a predetermined or set amount of stress or strain on a given material between two points to maintain its desired properties (such as form, appearance, etc) and quality. This process …...Open the catalog to page 4. System configurations SYSTEM CONFIGURATION 3 More complicated machine with intermediary tension area between winder and unwinder.The intermediary area give the line speed. A master-slave system with speed difference in area B/C give required tension. All tension systems must be according the speed line in close loop.
tension control system for universal mill. Real-time tension control in a multi-stand rolling system . Real-time tension control in a multi-stand rolling system. In the rolling process, the master speed drive is usually located at the last stand. The speeds of rollers in upstream stands are adjusted with respect to the speed of the last stand ...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.
The Universal X2 roll doctor machine sets the standard for machines of this size. It incorporates the latest Total Tension Control System with closed loop tension feedback to ensure it produces finished reels of the highest quality. The machine has been specifically designed to process tension . Get Price...A looper tension control system is common to many rolling processes. Conventional tension controllers for mill actuation systems are based on a rolling model. They therefore cannot deal effectively with unmodeled dynamics and large parameter variations that can lead to scrap runs and machinery damage. In this paper, this problem is tackled by ...
tension control systems - stemin breitbach, the warner electric tension control system first ... festooned dancer systems with a 300° rotational range. n btcs 620 is a ... 7 universal mounting bracket series 10-0 13-0 & 20-0 (2) ... three bolts mount the brake to the arm of the mill roll. us4236216a - control system of interstand tension of ...Tandem cold rolling process is a nonlinear complex system with external and internal uncertainties and significant disturbances. The improvement in the quality of the final output depends on the control strategy of centerline thickness and interstand tension. This paper focuses on interstand tension control problem in 5-stand tandem cold rolling mills. Tension dynamics …
Download Citation | Tension control system for hot strip mills | The looper control of a hot strip finishing mill is one of the most important control items in the hot strip rolling mill process...Tension Control System Antech Converting. The most popular and simplest Tension control system is our off the shelf Boschert EZ Wind system. This system is designed to work with either a Pneumatic Brake for Unwinding or Pneumatic Clutch or Differential Air Shaft for Winding.
looper control, there are a lot of applications where latest control theories had been applied, however, looperless interstand tension control of roughing mill remains a challenging problem. This paper proposes a looperless fuzzy interstand tension control system for a roughing mill of wire rod mill in Slovakia Steel Mills, a.s. Strážske...The inter-stand tension inferential control systems are used to stabilize the rolling motor torque. To stabilize the motor torque the electric drive system with the properties of the rolling motor ...
Steel Wire Rolling Mill Machine Cold Rolling Mill Belt . A precision wire rolling mill is usually composed of stringer, straightener, horizontal two-high, vertical two-high, universal four-high, tension device, degreasing and cleaning device, traction device, take-up machine, lubrication system, cooling system, control system and on-line measurement system...