ABB DRIVES AND CONTROL SYSTEM FOR HOT FLAT ROLLING .

    Rolling Mill Main Drive technology development Figure 10 illustrates the history of speed controlled drives for large rolling mill drives where DC-motors was used until the beginning of the eighties when the introduction of the cycloconverter enabled the use of synchronous motors The latest step, going from Cycloconverter drives to medium ...

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    Motor Control Systems, AC Inverter Drives and DC Drives ...

    SDS Drives is the UK's only certified distributor and repair centre for Parker SSD AC inverter drives, DC drives, servo drives and variable speed drives. Motor Control Systems, AC Inverter Drives and DC Drives - SDS Drives

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    Motors for rolling mills - MENZEL Elektromotoren

    MENZEL Elektromotoren uses cookies on this website to enhance the user experience and provide the best possible service. By continuing to browse the website, you consent to our use of cookies. ... Mill drives ; Test field drives ; Pump drives ; ... 2 identical DC motors for steel plant in Germany. DC Motors Motors for rolling mills. learn ...

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    Gearless mill drives - Grinding | ABB

    Our GMD eliminates all mechanical components of a conventional mill drive system, such as ring-gear, pinion, gearbox, coupling, motor shaft and motor bearings: By mounting the rotor poles directly onto the mill, the mill itself becomes the rotor of the gearless motor.

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    BALL MILL DRIVE MOTOR CHOICES - artec-machine

    center drive mill; a Drive 3 - A 5000 HP, 514 rpm synchronous motor with soft-start and an air clutch and gear box to a center drive mill; a Drive 4 - A 5000 HP, 1200 rpm induction motor with a VFD controller as a soft-start to a dual pinion gear driven mill; a Drive 5 - A 5000 HP, 1200 rpm synchronous - induction motor with liquid rheostat and dc

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    Steel Mill Drive Motor » K&N Electric

    Motors / Pumps / Drives; Cable Drums; Crane & Hoist Manufacturing; Platforms & Walkways; Motortronics SoftStarts; Gantry Trucks; Projects. Motor and Generator Projects; Fabrication Projects; Crane Projects; Photo Gallery; Resources. Technical Documents; Steel Mill Drive Motor. Back to Metal. 3500 HP DC Motor ...

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    DC vs. AC VFD drives - practicalmachinist

    Feb 27, 2007 · DC motors are more suitable for things like power feeds than spindles. 02-27-2007, 12:00 ... On my second mill retro, I went with the Vector drive, and it had much better performance, and the motor seems to have the same torque all the way down to a few rpm. ... DC drives still have their place, but AC is taking over more and more of that ...

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    DC Motor and Speed Control Unit – Sherline Products

    About Sherline Motor and Speed Control Units. The 90-volt DC motor provides far more than that of the 1/2 HP AC/DC motor we used to offer prior to 1994. A DC motor offers its maximum torque at low RPM where you need it most, so the full speed horsepower rating of an AC/DC motor can be a little deceiving as far as offering practical, usable power.

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    AC Replacement for DC Mill-Duty Motors - TMEIC

    AC Replacement for DC Mill-Duty Motors For many years, DC mill auxiliary motors for steel mill applications were specified as Type MD. Many of these motors have been replaced with less-rugged DC or AC motors. This paper reviews the features of direct-replacement AC mill auxiliary motors.

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    Bandsaw conversion to DC drive.Wood to Metal Cutting ...

    Jan 02, 2015 · This was the way I used the saw for a number of years. But truth be told, the Tread Mill motor was not up to the task and stalled when cutting anything over 1/8″ steel. It needed ca better, stronger, motor. I had converted my JET 12 X 36 BD lathe to DC drive using a Dayton, 90volt, 3/4hp motor with an SCR controller and it has been magnificent.

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    Variable-frequency drive - Wikipedia

    A variable-frequency drive is a device used in a drive system consisting of the following three main sub-systems: AC motor, main drive controller assembly, and drive/operator interface.: 210–211 AC motor. The AC electric motor used in a VFD system is usually three-phase induction motor.Some types of single-phase motors or synchronous motors can be advantageous in some situations, but ...

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    DC motors advantages and disadvantages over AC motors ...

    DC motors advantages and disadvantages over AC motors? ... In Industries 70% of the motors and drives used are Induction motors, hence ac motors in general means induction motors. ... This is one of the main applications in which dc motors are widely used in fine speed applications such as in rolling mills and in paper mills.

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    The Treadmill Motor With DLM Control Unit & Motor Strip ...

    Sep 16, 2018 · See my new treadmill motor with a DLM speed control unit. Plus the motor stripped to see the high quality components and how to re-assemble a DC Motor that has long screws. ITEMS SHOWN IN THIS ...

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    ABB DRIVES AND CONTROL SYSTEM FOR HOT FLAT ROLLING .

    Rolling Mill Main Drive technology development Figure 10 illustrates the history of speed controlled drives for large rolling mill drives where DC-motors was used until the beginning of the eighties when the introduction of the cycloconverter enabled the use of synchronous motors The latest step, going from Cycloconverter drives to medium ...

    [PDF]
Get Price
    Motors for rolling mills - MENZEL Elektromotoren

    MENZEL Elektromotoren uses cookies on this website to enhance the user experience and provide the best possible service. By continuing to browse the website, you consent to our use of cookies. ... Mill drives ; Test field drives ; Pump drives ; ... 2 identical DC motors for steel plant in Germany. DC Motors Motors for rolling mills. learn ...

Get Price
    DC Mill Motors - Heavy Industry Parts | Accessories

    Kor-Pak offers a wide selection of Surplus DC Mill Motors such as GE and Westinghouse, and they are offered rebuilt in "prime" working condition with electrical warranty. Kor-Pak can repair your existing DC Motor and Exchange one for a reconditioned unit for a competitive price. Please contact a Kor-Pak representative today for more information

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    DC Motor and Speed Control Unit – Sherline Products

    About Sherline Motor and Speed Control Units. The 90-volt DC motor provides far more than that of the 1/2 HP AC/DC motor we used to offer prior to 1994. A DC motor offers its maximum torque at low RPM where you need it most, so the full speed horsepower rating of an AC/DC motor can be a little deceiving as far as offering practical, usable power.

Get Price
    DC CRANE AND MILL MOTORS - Casey USA

    275 KAPPA DRIVE PITTSBURGH, PA 15238 PHONE: (412) 963-1111 . Home; ... Equipment > ELECTRICAL > DC CRANE AND MILL MOTORS DC CRANE AND MILL MOTORS (602 - 628) ... The GE motors were a type MD where as the Westinghouse were a type MC. The 600 series crane and mill motors were replaced by the 800 series crane and mill motors. ...

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    Motors for Metal Rolling Mills | TMEIC

    AC adjustable speed motor drive systems are the preferred technology for new rolling mill installations and modernization projects. TMEIC designs and manufactures two types of AC solutions for this purpose. Salient pole synchronous motors that meet the high power and torque demands of a hot strip mill, as well as roughing and finishing stands.

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    DC vs. AC VFD drives - practicalmachinist

    Feb 27, 2007 · DC motors are more suitable for things like power feeds than spindles. 02-27-2007, 12:00 ... On my second mill retro, I went with the Vector drive, and it had much better performance, and the motor seems to have the same torque all the way down to a few rpm. ... DC drives still have their place, but AC is taking over more and more of that ...

    [PDF]
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    Use a Treadmill DC Drive Motor and PWM Speed Controller ...

    Use a Treadmill DC Drive Motor and PWM Speed Controller for Powering Tools: Power tools such as Metal cutting mills and lathes, Drill presses, bandsaws, sanders and more may require .5HP to 2HP motors with the ability to fine tune the speed while maintaining torque.Coincidentally most Treadmills use a 80-260 VDC motor wit...

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