siemens grinding mills with ser drive

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Siemens Integrated Drive Systems

Jul 04, 2013· En el marco del Encuentro de Operadores (Edición 30 de PERUMIN) se realizó la conferencia: "Geared vs Gearless drive solutions for grinding mills".

Preprint 13-050

The first part of the mill that we will look at is the TRUNNION BEARING. This is a HYDROSTATIC BEARING which is a slow moving bearing that carries a heavy load. Usually it is constructed from Babbitt's metal. If you happen to remember the introduction to this course Issac Babbitt was the man who devised the method of bonding self-lubricating metals onto a strong backing to form a bearing ...

Gearless drive systems for belt conveyor and grinding ...

A safe, reliable solution for increasing mill availability. The Outotec Mill Control System is a modular solution comprising a local control panel with a fail-safe PLC and a large full-color touchscreen interface, as well as a robust distributed I/O network and smart mill instruments.

Stirred mills for milling & grinding | FL

SER drives are now mature and ready for use on 2 X 10MW dual drive mills. Speed variation required is in the range of +/- 15% of synchronous motor speeds. VVVF drive packages from ABB and Siemens are also available for 2 x 10MW in low and high speed options. Dual hydraulic inching drives provide a …

SINAMICS S120 modular high performance drives | Servo ...

Mill type Wet grinding, grate discharge Mill drive motor size 17,000 HP Mill drive motor type Synchronous 200 RPM Inside diameter 10,363 mm Length 6,096 mm Effective grinding length (EGL) 5,334 mm Bearing type Partial Journal, 120 degree bronze insert Bearing size 2,950 mm diameter by 660 mm wide Bearing material Bronze

siemens/mining SIMINE Gearless Mill Drives

Mill application features. Frozen charge protection – Detects frozen charge in the mill, minimizing equipment wear and liner replacements.; Coupling supervision – Detects if a failure or slippage occurs in the couplings and stops the system in case, preventing major damages.; Stand-still detection – Prevents the motors from re-starting if the mill …

Trunnion Bearing Assembly Ball Mill & Rod Mill

Grinding represents a crucial process step in ore processing – for the overall perfor-mance of a mine. That's why the gearless drive of a grinding mill is the crucial piece of equipment in the concentrator – and why it is subject to very high demands. High availability and reliability through-out the entire lifecycle are a must, while

Siemens Supplies Gearless Drive Systems with 'Frozen ...

FLENDER EMPP drive - Higher reliability for large vertival mills The new drive concept for maximum plant availability and optimal grinding processes . PDF: Papier: Optimum gear units for the palm oil industry FLENDER gear unit solution make it easy to plan plants - with diversity, quality and availabillity (only available on pdf) PDF: Papier

Siemens Delivers First Gearless Mill Drive System to ...

Sep 13, 2006· With a diameter of approximately 12 meters (38 foot) and a length of around 7 meters (22 foot), the SAG (Semi Autogenous Grinding) Mill is one of the largest mills in the world. As part of this expansion project, Siemens will supply a Simine Mill GD gearless drive …

Ring-geared mill drives - Grinding | ABB

Jan 19, 2016· The mills at Sentinel in Zambia are amongst the world's biggest, with 2 off 40 ft SAG mills complete with 28 MW drives, and 2 off 28 foot-ball mills …

Drives for Tube Mills and Rotary Kilns - Flender A ...

Siemens was entrusted with the conveyor belt project in 2010, having already been awarded the contract to supply the electrical equipment for three grinding mills of the mine in 2008. These have ...

SIMINE Gearless mill drives - Siemens

As is known, conventional mill drives come up against limiting factors here. As system operator, you face the major challenge to ensure continuously reliable and trouble-free operation as power increases. With the revolutionary FLENDER EMPP vertical mill drive Siemens provides the optimal solution.

Preprint 13-050

SINAMICS S120 modular drives are designed for motion control and high-performance drive applications in mechanical and systems engineering, with both single drives and coordinated drives (multiple-axis applications) with vector or servo functionalities that allow implementation of customized high performance drive …

Sentinel: Siemens Gearless Mill Drives - YouTube

Jan 19, 2016· The mills at Sentinel in Zambia are amongst the world's biggest, with 2 off 40 ft SAG mills complete with 28 MW drives, and 2 off 28 foot-ball mills with 22 ...

Flexible milling and grinding solutions that last | FL

Tube mill drives Tube mills are amongst the biggest work machines. Mechanically driven mills have a power requirement of up to 19 MW. The extreme working conditions and heavy dust generation in cement, limestone and gypsum manufacturing make high demands of the drive system: reliability on the one hand and optimum performance on the other.

Siemens Belux - Drives and motors

This is where the flexible SER shows its assets. The SER provides exactly that speed range. For example, the mill speed can be increased to reach the best grinding results and efficiency, to tap the full potential of the mill. In case the mill begins to experience vibration, the speed can be decreased to calm down the system. A shutdown of the

FLENDER EMPP - Flender A Siemens Company - PDF ...

Sep 15, 2006· For grinding of the ore, an SAG (Semi Autogenous Grinding) mill and a ball mill will be used. For the two ore-grinding mills, Siemens is supplying gearless ring motor drive systems supplied with power via cycloconverters. The SAG mill has a diameter of 38 feet (11.6 meters) and will be equipped with a 18 megawatts drive system. The 26 foot mill ...

Ring-geared mill drives - Grinding | ABB

Grinding is a crucial process step in ore processing – and for a mine's overall performance. That's why a grinding mill's gearless drive is the crucial piece of equip-ment in the concentrator – and why it is subject to very rigorous demands. High availability and reliability throughout the entire lifecycle are a must, while unplanned

Sentinel: Siemens Gearless Mill Drives - YouTube

Siemens Integrated Drive Systems deliver a unique answer to today's complex challenges in the field of automation and drive technology: Perfectly interacting components throughout an integrated drive portfolio, integrated into automation, and with software and services for all stages of the lifecycle. That means value added through shorter

siemens/mining Flexible Slip Energy Recovery Drive

Sep 13, 2006· With a diameter of approximately 12 meters (38 foot) and a length of around 7 meters (22 foot), the SAG (Semi Autogenous Grinding) Mill is one of the largest mills in the world. As part of this expansion project, Siemens will supply a Simine Mill GD gearless drive system with 20,000 kilowatts of …

Geared vs Gearless drive solutions for grinding mills ...

SER drives are now mature and ready for use on 2 X 10MW dual drive mills. Speed variation required is in the range of +/- 15% of synchronous motor speeds. VVVF drive packages from ABB and Siemens are also available for 2 x 10MW in low and high speed options. Dual hydraulic inching drives provide a …

Horizontal Mill Pinion Drives | Beneficiation | Österreich

Most importantly, the mills are customisable to each unique mining application, optimizing the performance of the mill and recovering more ore for your business. Our stirred mill and tower mill solutions offer a range of advantages, designed to optimise your milling while solving a number of issues traditionally related to industrial grinding:

Used Siemens Grinding machines for sale | Machinio

Gearless Mill Drives to assure high productivity and operational reliability In conjunction with the mill-dedicated operation modes, the Siemens GMD provides a variety of additional features which are oriented to keep the production time of the grinding mill as high as possible. Using a remote access connection, maintenance person-

The Siemens 42ft gearless mill drive, still an ...

Mill application features. Frozen charge protection – Detects frozen charge in the mill, minimizing equipment wear and liner replacements.; Coupling supervision – Detects if a failure or slippage occurs in the couplings and stops the system in case, preventing major damages.; Stand-still detection – Prevents the motors from re-starting if the mill is still rocking or moving after a stop ...

Paper # 25 - Copper Mountain Overview on the Grinding ...

In ore processing, grinding is an essential step for the overall performance of any mine. That is why the gearless drive of a grinding mill is one of the most crucial pieces of equipment in the concentrator and why it is subject to particularly high demands. Siemens has provided about 80 SIMINE Gearless mill drives to the mining industry since ...