SER DRIVE

The typical applications include SAG mill AG mill and ball mill Electro Drives provides two different solutions depending on the project budget and lifetime expectancy: brand new drive (Electro Drives technology) or refurbished drive (originally manufactured by International Electronics SER Drive or IES SER Drive Toshiba SER Drive Delairco SER Drive CSE-Uniserve SER Drive etc) which

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Mill drives: the desire for increased power and the

Mill drives: the desire for increased power and the associated limits and conditions 3 Matching Mill Drive Description to Mill Requirements Once the power level for the primary (SAG) mill has been set i e design tonnes per hour (tph) x design E total kWh/t from the "geo-comminution" sample profile serious thought can be applied to sizing the required grinding equipment Space here

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QdX4 Mill Drive system

SAG mill 36 ft dual drive SAG mill 40 ft QdX4TM Mill Drive Foundation deformation CMD test bench Condition monitoring Foundation Standard design • Standard gear driven foundation loading • Seismic loading easily calculated • No static or dynamic modal analysis required •

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Drive Solutions for the Global Mining Industry

drive application is a dual-pinion SAG mill driven by two 5 000 kW wound rotor induction motors (WRIM) Two TMdrive-10SPRs control motor speed by recovering rotor current and returning the power to the utility supply Confi gured in a twin motor arrangement the motors share load in the tandem mill The Customer Need

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STEPPING FORWARD: USING VARIABLE SPEED DRIVES FOR

Gear driven mills can be motorized both with the high speed solution or the low speed solution Efficiency performance space and cost issues must be taken into account for choosing one solution or the other Both solutions can be developed for single pinion or dual pinion applications depending on the power of the driven mill High speed solution

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Sag Mill Dual Pinion Geared Drive

DUAL PINION MILL DRIVES The SAG and the two ball mills are gear driven and Copper Mountain selected the sophisticated low speed dual pinion mill drives from ABB to drive these mills Brief History Sophisticated Dual Pinion Mill Drive Technologies About five years ago ABB was already the market leader for Gearless Mill Drives (GMD) ABB Ring-geared mill drives Grinding ABB Ring-Geared Mill

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sag mill drives girth gears at 18000 hp

sag mill ring gear failure grinding mill china sag mill dual pinion geared drive Machine sag mill drives girth gears at hp motors saplgroup sag mill dual pinion geared drive inching drive for sag mill ZCRUSHER girth gear pinion mill drive gearbox Overview on the grinding mills Get Price Sag Mill Synchronous MotorsHenan Mining Sag Mill Drives Girth Gears At 18 000 Hp Motors How Much sag

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Mill drives: the desire for increased power and the

Mill drives: the desire for increased power and the associated limits and conditions 3 Matching Mill Drive Description to Mill Requirements Once the power level for the primary (SAG) mill has been set i e design tonnes per hour (tph) x design E total kWh/t from the "geo-comminution" sample profile serious thought can be applied to sizing the required grinding equipment Space here

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STEPPING FORWARD: USING VARIABLE SPEED DRIVES FOR

Gear driven mills can be motorized both with the high speed solution or the low speed solution Efficiency performance space and cost issues must be taken into account for choosing one solution or the other Both solutions can be developed for single pinion or dual pinion applications depending on the power of the driven mill High speed solution

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dual pinion sag mill vs single pinion sag mill

dual pinion sag mill dual drive ball mill ge dual pinion mill drive solutions For the expanded grinding operations ABB will deliver five dual pinion 2 x 9MW lowspeed mill drive systems for two 36foot semiautogenous SAG and three 26foot ball mills and one dual pinion 2 x lowspeed drive system for a regrind mill

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Pinion Gear Sag Mill

Both the SAG mill and ball mill are each driven by two gear units Because on a conventional drive variant only one engagement per pinion with the girth gear is possible per side an economic power limit of about 8 MW per drive is in effect With the DMG2 gear units Siemens said this limit expands to as much as 12 MW per drive Learn More pinion

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QdX4 Mill Drive system

SAG mill 36 ft dual drive SAG mill 40 ft QdX4TM Mill Drive Foundation deformation CMD test bench Condition monitoring Foundation Standard design • Standard gear driven foundation loading • Seismic loading easily calculated • No static or dynamic modal analysis required •

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Sag Mill Dual Pinion Geared Drive

Sag mill dual pinion geared drive talentgrowth installation twin pinion sag mill crusher machine for sale crusher machine for sale siemens to modernise the drive in a sag mill in mill drives and twinpinion sag mill ball mill ring gear dual pinionutotec sag mill tcfuwhrg chat online Sag Mill Ring Gear Failure Podlahyanhydritove Sag or ball mill helical ring gears description nenssrinding

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An electrical impact study between variable speed dual

When mill power is between 18 and 20 MW which is the current manufacturing limit of ring geared mills [2] either a gearless mill drive (GMD) or a ring geared mill with dual pinion motors can be chosen Selecting between gearless or ring geared design is mostly dependent on size of the mill and power and speed requirements [3] This paper takes a closer look at the current manufacturing

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Commissioning and Optimisation of the Phu Kham Copper

SAG mill is fitted with a dual pinion drive (6 5 MW per pinion) and is driven by a variable-speed drive comprised of a SER/Hyper synchronous drive The 24 ft 39 ft (13 MW) ball mill is driven by dual 6 5 MW wound-rotor motors through reduction boxes and gear and pinion drives The SAG mill discharge is screened on a rotating trommel screen

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china ball mill with hydraulic gearless drive

Gearless mill drives are becoming the drive system of choice on large AG SAG and supervision of hydraulic and lubrication systems for the mill bearings China for gearless drive systems to power five 40-ft-diameter autogenous The Los Bronces SAG mill drive is rated at 22 MW and the ball mill drives at 16 4 MW Read More

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Mill Dual Motor Sag Mills

dual motor grinding mill drive synchronous motor- dual motor grinding mill drive synchronous motor Typically the synchronous motors used in SAG mills have a power higher than 10 MW Geared vs gearless drive solutions for grinding mills Dual motor gear driveSDMK Series Mining Grinding Machine with Three Synchronous MotorMotor and

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Sag Mill Pinions

Dual Pinion Sag Mill Sag mill ball mill ring gear dual pinion drive systems variable speed introduction the project is located 15 km southwest of princeton british columbia bc an established sag mills with dual and single pinions Chat Online Sag Mill Pinions

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Girth Gears

such as SAG (semi autogenous grinding) mills and ball mills for use in the mining and cement industries By current stan-dards girth gears can be as large as 14 meters (46 feet) in diameter 1 1 meters (44 inches) face width and 50 module ( 5 DP) tooth size and weighing upwards of 120 tons Flange mounted gears rely in large part on the mill structure to pro-vide the stiffness and

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STEPPING FORWARD: USING VARIABLE SPEED DRIVES FOR

Gear driven mills can be motorized both with the high speed solution or the low speed solution Efficiency performance space and cost issues must be taken into account for choosing one solution or the other Both solutions can be developed for single pinion or dual pinion applications depending on the power of the driven mill High speed solution

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Gear Drive Sag Mill Vs Gearless Drive Sag Mill

Sag mill dual pinion geared drive- sag mill dual pinion geared drive installation twin pinion sag mill sag mill ball mill ring gear dual pinion drive systems variable speedamong the many reasons that geared drives on large sag mills are not favoured is read moreload sharing of dual motor grinding mill drivesdriving value sophisticated ring-geared mill drives from abb functions for

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Dual Pinion Ball Mill

sag mill dual pinion geared drive - wildehaf technical specifiions sag mill overview on the grinding mills and their dual sag mill ball mill ring gear dual pinion drive systems variable speed le includes the technical data for the Get Price sag mill dual pinion geared drive BALL MILL DRIVE MOTOR CHOICES - Artec Machine Systems ball mills the starting torque restrictions of

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An electrical impact study between variable speed dual

When mill power is between 18 and 20 MW which is the current manufacturing limit of ring geared mills [2] either a gearless mill drive (GMD) or a ring geared mill with dual pinion motors can be chosen Selecting between gearless or ring geared design is mostly dependent on size of the mill and power and speed requirements [3] This paper takes a closer look at the current manufacturing

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Autogenous and Semi

Our mills use conventional geared drives for transmitting up to 18 000 kW of power by use of a twin pinion system Benefit from SAG and AG Mills in many drive arrangements sizes and bearing designs Your operation requires a SAG or AG Mill that is flexible durable cost-efficient and tailored to your specific needs and use cases That's why we offer a full product range from 4 3m to 12

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