# cycloconverter for sag mill 38 feet

### Cycloconverter For Sag Mill 38 Feet

Cycloconverter For Sag Mill 38 Feet. Cycloconverter for sag mill 38 feetkoroda.Fqm has opted for siemens gearless mill drives to be used in the two sag mills having a diameter of 40 feet and an output of 28 mw and the two ball mills with a diameter of 28 feet and an output of 22 mw.With these mill drive systems there is no wear in the drive train since all forces are.

Read More### Industrial Ball Mills Steel Ball Mills and Lined Ball

The basic construction of a ball mill is a cylindrical container with journals at its axis. The cylinder is filled with grinding media (ceramic or metallic balls or rods) the product to be ground is added and the cylinder is put into rotation via an external drive causing the media to roll slide and cascade.

Read More### Cycloconverter For Sag Mill 38 Feet

Cycloconverter for sag mill 38 feet has opted for siemens gearless mill drives to be used in the two sag mills having a diameter of 40 feet and an output of 28 mw and the two ball mills with a diameter of 28 feet and an output of 22 these mill drive systems there is no wear in the drive train since all forces are.

Read More### Design and dynamic behavior of large Ring Motors for

Ring Motors vary the speed of the mill by changing the sta-tor frequency. A cycloconverter provides variable frequency for start stop and speed variation during operation. Figure 1 Ring Motor of the 38 SAG-Mill of Rio Paracatú Mineraçao Brazil 3 Design Verification To assure reliability of operation the mechanical design must be verified.

Read More### (PDF) Technical Evaluation and Practical Experience of

Voltage waveform at the rectifier input side of an 18 000-hp LCI SAG mill drive. (a) Line-to-line bus voltage waveform (11 270-V peak). (b) Average rms value of the associated frequency spectrum

Read More### Gearless DrivesSiemens

Utah SAG mill and a 11 200 kW gearless drive for the El Teniente Chile SAG mill. In a continued call for larger even more powerful drives Siemens kept pace. In 1996 Freeport ordered the first gearless drive for a 38-foot SAG mill located at the company s Grasberg plant in

Read More### Molino Sag Anillo Transformer Programmable Logic

Description SAG mill motor 20 500 kW synchronous motor.(Mill Size 40 ft diam x 20 ft long) 141ML002A 141ML003A. Ball mill motor 14 000 kW synchronous motor.(Mill Size 26 ft diam x 40 ft long) 141VY901. Cycloconverter Cubicles for SAG mill drive. 141VY902 141VY903. Cycloconverter Cubicles for Ball mill drives. 141CO901. Drive Control Panels

Read More### Design and dynamic behavior of large Ring Motors for

Ring Motors vary the speed of the mill by changing the sta-tor frequency. A cycloconverter provides variable frequency for start stop and speed variation during operation. Figure 1 Ring Motor of the 38 SAG-Mill of Rio Paracatú Mineraçao Brazil 3 Design Verification To assure reliability of operation the mechanical design must be verified.

Read More### A Mechatronic Solution Design and Experience with Large

The SAG mill is the heart of the concen-trator. Normally there is no redundancy in the plant (Figure 2). So very high reliabil-ity and availability is required under all operating conditions. The cycloconverter and its control system allows additional features for operation and maintenance like

Read More### Bond Work Indexan overview ScienceDirect Topics

Ball mill design requires a Bond work index BWi for ball mills at the correct passing size SAG mill design requires an appropriate SAG test for example SPI (Chapter 5). Flotation design needs a valid measure of kinetics for each sample including the maximum attainable recovery and rate constants for each mineral ( Chapter 12 ).

Read More### 38 Cobb Isle Road Water Mill NY 11976 Compass

38 Cobb Isle Road is a single family home for sale in Water Mill NY 11976. This property was listed for sale on November 14 2019 by Compass at 9 495 000. This listing s school district is Southampton Union Free School District.

Read More### Modernization down underSiemens upgrades gearless

This two-stage grinding circuit consists of a 40 ft SAG (semi-autogenous grinding) Mill with a 20 MW Siemens gearless drive and two parallel 10 MW gear driven ball mills. Siemens has now fitted the SAG mill with a Sinamics SL 150 cycloconverter for closed-loop control as well as with a Sinamics DCM control module for the excitation circuit

Read More### cycloconverter for sag mill 38 feet

Cycloconverter For Sag Mill 38 Feet. Cycloconverter for sag mill 38 feet koroda.Fqm has opted for siemens gearless mill drives to be used in the two sag mills having a diameter of 40 feet and an output of 28 mw and the two ball mills with a diameter of 28 feet and an output of 22 mw.With these mill drive systems there is no wear in the drive train since all forces are.get price

Read More### aplikasi cycloconverter pada cement mill drives

Cycloconverter for sag mill 38 feet mtm130x ultrafine mill mtm series trapezium mill xzm series ultrafine mill lm vertical grinding mill pfw series impact ee chat- building.7-22 jul ball mills for ore processing cement kilns ship propulsion systems slip.The variable-frequency outputОнлайн-запрос

Read More### Gearless Mill Drive Protection Improvements and Its

The grinding mill is the rotor of the synchronous motor. Its dimensions are Diameter 38 feet Length 20 feet Ball Mills Quantity 3 units Composed of a twelve-pulse cycloconverter together with a synchronous ringmotor Power 18.000 HP Voltage 3660 V Current 2240 A Base Speed 11.5 rpm Maximum Speed 13.7 rpm Base Frequency 5.267 Hz

Read More### Industrial Ball Mills Steel Ball Mills and Lined Ball

The basic construction of a ball mill is a cylindrical container with journals at its axis. The cylinder is filled with grinding media (ceramic or metallic balls or rods) the product to be ground is added and the cylinder is put into rotation via an external drive causing the media to roll slide and cascade.

Read More### Cycloconverteran overview ScienceDirect Topics

For example a seamless tube piercing mill 105 where a squirrel cage six-pole 3 MW 188/300 rpm 9.6/15.38 Hz and 2700 V motor is controlled by a cycloconverter bank of capacity 3750 KVA and output voltage 3190 V. Constant Frequency Power Supplies. Some applications such as aircraft and naval ships need a well-regulated constant-frequency

Read More### Modernization down underSiemens upgrades gearless

This two-stage grinding circuit consists of a 40 ft SAG (semi-autogenous grinding) Mill with a 20 MW Siemens gearless drive and two parallel 10 MW gear driven ball mills. Siemens has now fitted the SAG mill with a Sinamics SL 150 cycloconverter for closed-loop control as well as with a Sinamics DCM control module for the excitation circuit

Read More### 38 Cobb Isle Road Water Mill NY 11976 Compass

38 Cobb Isle Road is a single family home for sale in Water Mill NY 11976. This property was listed for sale on November 14 2019 by Compass at 9 495 000. This listing s school district is Southampton Union Free School District.

Read More### Aplikasi Cycloconverter Cement Mill Drives

Aplikasi Cycloconverter Cement Mill Drives. Aplikasi Cycloconverter Cement Mill Drives Cycloconverter for sag mill 38 feet mtm130x ultrafine mill mtm series trapezium mill xzm series ultrafine mill lm vertical grinding mill pfw series impact Free chat building 7 22 jul ball mills for ore processing cement kilns ship propulsion systems slip The variable frequency output

Read More### Cycloconverter For Sag Mill 38 Feet

Cycloconverter For Sag Mill 38 Feet. Cycloconverter for sag mill 38 feetkoroda.Fqm has opted for siemens gearless mill drives to be used in the two sag mills having a diameter of 40 feet and an output of 28 mw and the two ball mills with a diameter of 28 feet and an output of 22 mw.With these mill drive systems there is no wear in the drive train since all forces are.

Read More### (PDF) P a g e AUTOGENOUS AND SEMIAUTOGENOUS MILLS 2010

2007FL has sold the largest Ball Mill s to follow a SAG mill two 8.53 m x 13.6 m (28 ft x 44.5 ft)22 MW (29 480 HP) Gearless Ball Mills for the Antofagasta M inerals Esperanza proj

Read More### Making remote mines and low ore grades economical and

We are currently working on the expansion of Aktogay which aims to double its capacity. ABB will install an additional 40 ft 28 MW SAG mill and two 28 ft 22 MW ball mills to the project in order to meet the challenge of higher-capacity production coupled with low ore grades.

Read More### Siemens modernises SAG mill gearless drive in Cadia Valley

This two-stage grinding circuit consists of a 40 ft SAG mill with a 20 MW Siemens gearless drive and two parallel 10 MW gear driven ball mills. Siemens has now fitted the SAG mill with a Sinamics SL 150 cycloconverter for closed-loop control as well as with a Sinamics DCM control module for the excitation circuitthe first time that both

Read More### Modernization down underSiemens upgrades gearless

This two-stage grinding circuit consists of a 40 ft SAG (semi-autogenous grinding) Mill with a 20 MW Siemens gearless drive and two parallel 10 MW gear driven ball mills. Siemens has now fitted the SAG mill with a Sinamics SL 150 cycloconverter for closed-loop control as well as with a Sinamics DCM control module for the excitation circuit

Read More### Copper Mountain Announces New Life of Mine Plan Including

Nov 30 2020 · The existing SAG mill will be retired. The fourth ball mill a 22 ft by 38 ft mill will be installed adjacent to the third ball mill within the existing building. With the addition of the fourth ball mill the ball milling line will comprise four mills operating in parallel. Two identical 24 ft x 30 ft mills and two identical 22 ft x 38 ft mills.

Read More### Composite PulpMax™ mill liners can lower costs and improve

Another customer in North America with a 38 ft Ø SAG mill that made a similar change to rubber ceramic composite liners improved the slurry dis- charge by seven percent and processed more than 19 million tonnes during a 12-month campaign. "While I m confident that cast liners being incredibly well established competent and proven are

Read More### A Mechatronic Solution Design and Experience with Large

The SAG mill is the heart of the concen-trator. Normally there is no redundancy in the plant (Figure 2). So very high reliabil-ity and availability is required under all operating conditions. The cycloconverter and its control system allows additional features for operation and maintenance like

Read More### PT Freeport Indonesia

SAG 38 ft 4 Ball Mill 24 ft WEMCO 36x4500 ft 3 sel flotasi Process Overview • Ore Processing Plant Area located in area MP74. The mill produces copper and gold concentrate from mined ore through a process to separate valuable minerals from the impurities covering them. The main steps in the process are crushing grinding flotation and

Read More### Gearless Mill Drive Sales Rev Up to Meet Demand

The SAG mill drive package is rated at 21 MW the ball mill drives at 16.4 MW. • An order in May 2008 valued at more than €20 million from Aurox Resources Ltd. to supply gearless drives for a 34-ft-diameter 14-MW SAG mill and a 26-ft-diameter 17-MW ball mill for an iron ore project in Western Australia.

Read More### Siemens modernises SAG mill gearless drive in Cadia Valley

This two-stage grinding circuit consists of a 40 ft SAG mill with a 20 MW Siemens gearless drive and two parallel 10 MW gear driven ball mills. Siemens has now fitted the SAG mill with a Sinamics SL 150 cycloconverter for closed-loop control as well as with a Sinamics DCM control module for the excitation circuitthe first time that both

Read More### 38 Association Road Wainscott NYHamptons Real Estate

38 Mathews Road Wainscott NY 56M All information regarding property for sale or rental is from sources deemed reliable but is subject to errors omissions changes in price prior sale lease or withdrawn from the market without notice.

Read More### Cycloconverter For Sag Mill 38 Feet

Cycloconverter For Sag Mill 38 Feet. Cycloconverter for sag mill 38 feetkoroda.Fqm has opted for siemens gearless mill drives to be used in the two sag mills having a diameter of 40 feet and an output of 28 mw and the two ball mills with a diameter of 28 feet and an output of 22 mw.With these mill drive systems there is no wear in the drive train since all forces are.

Read More### GMD system for Toromocho mine ABB

1 x 28 MW GMD to power the 40 ft SAG mill 2 x 22 MW GMDs to power two 28 ft ball mills Cycloconverters with 18-pulse configuration instead of the regular 6-12 pulse cycloconverter The design innovations also had an impact on logistics. Motor and cooling system in particular had to be designed in such a way that they could be transported

Read More### Cycloconverter For Sag Mill 38 Feet

Cycloconverter for sag mill 38 feet has opted for siemens gearless mill drives to be used in the two sag mills having a diameter of 40 feet and an output of 28 mw and the two ball mills with a diameter of 28 feet and an output of 22 these mill drive systems there is no wear in the drive train since all forces are.

Read More### (PDF) Technical Evaluation and Practical Experience of

Voltage waveform at the rectifier input side of an 18 000-hp LCI SAG mill drive. (a) Line-to-line bus voltage waveform (11 270-V peak). (b) Average rms value of the associated frequency spectrum

Read More

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