ring motor sag mill

Home/ring motor sag mill

ring motor sag mill

ABB ring geared mill drives - YouTube

The CCV – ring motor (gearless) drive is used at Cadia (20 MW) and Olympic Dam (18 MW). It has been the industry standard for SAG mills above 13 MW capacity. However, pinion systems to 8 MW per pinion and dual motor systems with quadruple pinions extend the range of gear driven mills to a theoretical limit of 32 MW. The Ernest Henry SAG mill

Sag Mill Syncronis Motor high axial vibration non drive ...

For SAG 2, Siemens supplies two 8 pole, high speed induction motors to replace the existing slip-ring motors, eliminating all brush or slip-ring related outages and maintenance activities. The four identical variable speed drives (VSD) operating all four mill motors are Sinamics Perfect Harmony GH180 units.

SAG Mill - Feed The Beast Wiki

Oct 12, 2017· SAG mill make use of steel balls included with some large and hard rocks for grinding. These mills utilize the balls in making the large fragments of materials broken into pieces. The ball charge of a SAG mill is about 9% to 20%.This process takes place inside the large rotating drum of SAG mill which is filled with balls partially.

Increasing availability through advanced Gearless Drive ...

Nov 08, 2016· ABB Motor Ring Geared Mill Drives. Starting a 6kV 3Ph - 2,200 kW - 1,000 rpm slip-ring motor for a cement ball mill - Duration: 3:51. Yves Mamin 500,700 views

REMOTE DIAGNOSTIC SERVICES FOR GEARLESS MILL DRIVES

Jun 05, 2013· For more information: ABB continuously extends technical and performance frontiers of ring-geared mill drive technology to fit site req...

Difference Between Sag Mill vs Ball Mill - mech4study

The standard inching drive motor is a NEMA or IEC frame typically foot mounted to a motor scoop or base plate. Typical motor speeds are either 4 or 6 pole, i.e. 1750 rpm or 1170 rpm for 60 Hz applications and 1450 rpm or 970 rpm for 50 Hz applications. The advantage of using a four pole motor allows for a smaller footprint and a smaller brake if

SAG Mill - Feed The Beast Wiki

Every mining operation has a unique grinding process. has experience of over 8,000 grinding mills globally, including manufacturing and delivering the largest SAG/AG mills in the world. Our experts welcome the opportunity to assist you with circuit and circuit control design as well as start-up, operation, and optimization of your mill.

AYCA | Services SAG mill Ring Motors - A&CA

On site we have a Sag Mill Driven by a 5500KW Motor. We have a vibration issue right across the Mill. The highest vibration is 30mm/sec RMS axial on the motor non drive end bearing.(White metal Bearing) The gear mesh frequency is 4200 CPM. The dominant frequency is 2400 CPM. We can not relate this to anything on the Mill or drive train but with ...

Problem with Brushes chipping on large SAG Mill Motor 2.3 ...

21' x 11' Hardinge SAG mill with 2875 DC slip ring motor, inching drive, & lubrication located in South America. Equip yourself with the gold standard.

Mining - Grinding and Processing | WEG

Variable Speed . Single or double pinion driving systems. Designed to drive and control the speed of the medium voltage motors coupled to the SAG/AG, ball and HPGR mills with single or double pinion, the MVW01 frequency drive uses state of the art technology through a multilevel structure with medium voltage IGBTs, reducing the harmonic currents on the motor to extremely low levels.

SAG Mill - Semi-Autogenous Grinding Mill

Synchronous machines can be found wherever there is a demand for highly efficient, cost-effective, dependable machines. They are frequently used for rolling, ball and sag mills, chippers, mixers, pulp refiners, pumps, fans, and compressor (reprocating and centrifical) drives.

Smooth operation: Sophisticated ring-geared mill drives ...

A detailed evaluation of a SAG mill starting is presented using three different modeling options. The first option considers a qd0 model of the two-stator winding synchronous motor fed by two six ...

Selecting Inching Drives for Mill and Kiln Applications

autogenous grinding (SAG) mills in the framework of an order for two 32-foot SAG mills with a performance of 11,200 kW. This project for the Chuquicamata mine in Chile represented a monumental achievement, as the difference between creating a drive for a 21-foot diameter ring motor and a 32-foot ring motor …

21' x 11' Hardinge SAG Mill - Nelson Machinery & Equipment ...

Slip ring motor for a cement mill in Belgium. Customer: Belgian Grinding Plant (Belgium) Menzel got the contract, for an already three times failed motor, to manufacture an identical reserve. The new 6600 V motor was produced interchangeable, that the customer could even use the original cable entry plate, to reduce the construction time ...

Design and dynamic behavior of large Ring Motors for ...

SAG mill Ring Motors Ball mill Ring Motors Frequency Converters High current rectifiers for EW tank houses Medium and high power synchronous motors ... » Routine maintenance, minor and major shutdowns in SAG GMD drives. » Dielectric recovery through the application of "Cryogenic Cleaning" in electric machines.

Slip ring motor for a cement mill in Belgium

The SAG Mill is a block added by the EnderIO mod. A machine similar to a Pulverizer or a Macerator.It is used to process resources to produce dust. It accepts energy in the form of Redstone Flux or Minecraft Joule, with an internal buffer of 100,000 RF and consumption of 20 RF per tick.The energy storage capacity and processing speed can be increased by adding one of 3 tier of Capacitor into ...

Teco-Westinghouse Custom Synchronous Motors

ring-geared mills. In fact the rotor of the ring motor is the mill itself and the stator is built around the mill shell. This is also the reason why the ring motor is also known as wrap-around motor. 9 12 6 18 36 ... Presently SAG mills are mainly driven with variable speed drives, allowing the operator to react easily to the changes in ore

Ok Tedi plans for long term with SAG mill upgrades by ...

Sep 27, 2018· We are pleased to provide you with the picture named SAG Mill – Semi-Autogenous Grinding Mill.We hope this picture SAG Mill – Semi-Autogenous Grinding Mill can help you study and research. for more anatomy content please follow us and visit our website: Anatomynote found SAG Mill – Semi-Autogenous Grinding Mill from plenty of anatomical …