gearless mill drive optical systems

US6244427B1 - Modular gearless motorized conveyor roller ...

A drive roller has a brushless D.C. motor with a stator or armature mounted on a fixed shaft and directly driving a 16 pole permanent magnet rotor mounted inside a roller tube. A motor controller drive supplies three-phase power to a Y-connected three phase winding having three groups of two coils, forming twelve electromagnets which drive the rotor.

Read more

Geared vs. Gearless Traction Elevators

Traction elevators are one of the most commonly used types of elevators. They use a rope and pulley system to raise and lower the elevator cab. The weight of their cab is balanced by using a counterweight, which was first introduced in 1900. Nowadays, some elevators are using steel belts in place of steel ropes. … Continue reading "Geared vs. …

Read more

Gearless mill drives - ABB

2 GEARLESS MILL DES The gearless mill drive eliminates ring-gear, pinion, gearbox, coupling, motor shaft and motor bearings, used within a conventional mill drive system. By mounting the rotor poles directly onto the mill, the mill itself becomes the …

Read more

SIMINE Gearless mill drives

The SIMINE Gearless mill drives' sealing system has a proven design incorporat- ing extremely low maintenance with ingress protection that is rated at IP 55, and complemented by a purpose-built rain shield. The outdoor version of SIMINE Gearless mill drives means that a concentrator building is not needed, a considerable investment capital saving.

Read more

ABB commissions gearless mill drive system at Peru's ...

ABB commissions gearless mill drive system at Peru's largest gold mine. 09 June 2008. ABB announced it has successfully completed commissioning of a 16.5 MW gearless mill drive (GMD) system for a SAG (semiautogenous) mill at Minera Yanacocha. The mine, located in Cajamarca, Peru, is the largest gold producer in Latin America.

Read more

ABB Motor - Gearless Mill Drive GMD System - YouTube

ABB Motor Gearless Mill Drive GMD System

Read more

Siemens Delivers First Gearless Mill Drive System to ...

Simine Mill GD provides a gearless drive with no mechanical parts between the motor and the mill. Stepless adjustment of the rotational speed aids optimum start-up and means that the system can be controlled in accordance with the varying demands of the material in the mill. This reduces wear, maintenance and energy consumption.

Read more

Gearless Belt Conveyor Drives: New Technology for high ...

Gearless Belt Conveyor Drives: New Technology for high Capacity Systems (M. Dilefeld) If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed.

Read more

ABB successfully commissions largest gearless mill drive ...

ABB's delivery included one gearless mill drive system (GMD) for a 40-feet semi-autogenous mill and two low-speed dual pinion ring-geared mill drive systems (RMDs) for two 26-feet ball mills ...

Read more

Go gearless with ABB's mill and conveyor drives for more ...

ABB's state-of-the-art gearless mill drives (GMD) and gearless conveyor drives (GCD) have already become differentiators when combined with advanced digital services. These two technologies have become an ideal and futureproof solution for our industrial customers. We delivered the world's first gearless mill drive to Lafarge Cement in ...

Read more

Commissioning Variable Speed SAG Mill Gearless Drive

Commissioning Variable Speed SAG Mill Gearless Drive. The electric operation and design features of the 11,000 H.P. variable speed SAG mill gearless drive is presented. The function of the frequency-converter, control system drive and lubrication systems are described. An analysis of the harmonic characteristic in the Supply System and …

Read more

gearless motors - 99 Electronics world

99 Electronics world magazine is one of the top electronics world magazine, journal and newspapers in India. Provide information about electronics products, traders etc.

Read more

gearless drive mills and crushers and mw

gearless ball mill imag, gearless drive is used at Cadia 20 MW, a ball mill, and a SAG mill,, for example mills with a direct drive or gearless .... 465 mw vertical grinding mill motor siemens - …

Read more

Elevator Encoders for Elevator Motor and Door Control ...

Elevator Encoders. Ensuring a safe and dependable ride every time is the goal in the elevator industry. Elevator encoders allow precise vertical lift and speed measurement control, which is imperative to ensure passenger and mechanical safety within US and Canadian ASME A17.1, and CAN/CSA B44 manufacturing compliance standards.

Read more

ABB completes commissioning of the world's most powerful ...

https://bddy.me/3j46r2u - Dry, dusty, remote, the Chuquicamata copper mine in the high desert of Chile's Antofagasta region is now shifting focus to undergro...

Read more

Investigation of Model Simplification and Its Influence on ...

The focus of this work is an investigation of the electromagnetic part of a gearless mill drive based on real system data which is part of a larger project building a multiphysics model including ...

Read more

ABB Library - All Categories

The goal of this course is to provide participants with the required practical knowledge and information on safe operation and maintenance of the gearless mill drive (GMD) system. This training will help to enhance the operation and the maintenance of the GMD in order to ensure a flawless execution of the maintenance tasks.

Read more

Gearless Mill Drive Protection Improvements and Its ...

Gearless Mill Drive Protection Improvements and Its Behavior at Minera Escondida Ltda. ... all driven by gearless mill drive (GMD) systems. Table 1 gives ... thyristor supervision cards in the power part provide an optical . signal to the XV C513 receiver cards and through the XV C512

Read more

Bicycle & Wheel Hub Motors - HEINZMANN Electric Motors

The gearless PRA 230 wheel drive is an external-rotor motor with built-in wheel bearing and is mounted directly on the rim. Successfully employed many times over, this wheel drive is maintenance-free, quiet and boasts impressive braking energy recuperation and a …

Read more

ABB successfully commissions gearless mill drive system at ...

ABB's gearless mill drive system should improve energy efficiency and provide increased process availability at Teck's Carmen de Andacollo copper mine. ABB has successfully completed the commissioning of a 13.4 MW gearless mill drive (GMD) system for the Hipogeno project. The GMD powers an 11 m SAG mill at the mine in central Chile.

Read more

Periodic Maintenance Reports (PMRs) for Gearless Mill ...

Periodic Maintenance Reports for Gearless Mill Drives DriveMonitor (DM) ABB DriveMonitor is a diagnostic intelligent system: Industrial PC with H/W firewall and optical link Framework for data acquisition and processing Features: Data acquisition from different signal sources Data storage and consolidation in dedicated database

Read more

conveying systems building - assurancesfamillepatrimoine.fr

CHAPTER 30 ELEVATORS AND CONVEYING SYSTEMS. 3006.6 Plumbing systems. Plumbing systems shall not be located in elevator equipment rooms. 2006 INTERNATIONAL BUILDING CODE® 527 ELEVATORS AND CONVEYING SYSTEMS 30_ibc_2006.prn 3 M:dataCODES2006 I-CodesBuildingFinal VP_Chgo30_ibc_2006.vp Monday, December 19, 2005 11:40:36 AM …

Read more

gearless mill drive optical systems - luceconfort.es

Gearless Drive Mill And Crusher. Gearless mill drives Go gearless The gearless mill drive eliminates all mechanical components of a conven-tional 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...

Read more

Gearless Mill Drives | Beneficiation | Siemens Global

The SIMINE Gearless mill drives pump system significantly enhances concentrator productivity by eliminating the reducer gear between motor and pump and all corresponding maintenance. In addition, the cyclone pumps with variable speed can adjust their energy consumption to the optimized flow of pulp, resulting in energy savings of up to 30%.

Read more

Gearless mill drive system in iron ore ­processing ...

Gearless mill drive system in iron ore ­processing. ABB was recently contracted to supply gearless mill drive (GMD) systems for two 38 foot semiautogenous grinding (SAG) mills at the Serra Azul iron ore mine in Brazil. The Serra Azul mine unit, owned by MMX Mineração e ­Metálicos, an EBX Group company, is located in the iron quadrangle of ...

Read more

US6206181B1 - Gearless motorized conveyor roller - Google ...

The drive roller of this invention utilizes a brushless D.C. motor which has a stator or armature mounted on a fixed shaft which directly drives a permanent magnet rotor mounted inside a roller tube. A variable frequency drive supplies three-phase power to a Y-connected three phase winding which is composed of three groups of two coils.

Read more

Control Engineering Europe - ABB Drives and Motors

Thermowells have long been considered the best solution for measuring temperature in industrial applications. Dr. Guruprasad Sosale explains how developments in non-invasive temperature measurement are offering new possibilities for comparable performance while cutting the time, cost and disruption associated with setting up new measurement points.

Read more

Cobre Panama starts up gearless mill drive systems ...

In all, two 28-megawatt gearless mill drive systems (GMDs) are in use at the mine's 40ft SAG mills, and four 16.5MW GMDs are employed in 26 football mills. "Gearless mill drives are the 'workhorses' for grinding operations, which are at the heart of any mine," ABB's Cobre Panama project manager Rene Chacon said.

Read more

ABB gearless mill drive system to power SAG mill

ABB gearless mill drive systems feature numerous benefits when compared with conventional geared drive systems: superior reliability, increased process availability, extended life span and improved energy efficiency. ABB delivered the world s first gearless machine drive in 1969, which is still operating at the Ciment Lamberg-Lafarge cement ...

Read more

Gearless mill drives - Grinding | ABB

Gearless mill drive system (GMD) Maximum availability and productivity Go gearless to meet your business objetives by exceeding standard availability targets in your grinding operations.

Read more

DRA Global

DRA Global has installed over 120 mills, including a 23MW SAG Mill and an 18MW gearless drive mill, both world firsts. Due to well-established relationships with equipment suppliers and commercial laboratories worldwide, DRA Global's process engineering team and process designs are unrivalled in the industry and are known to add value to all ...

Read more

Meredith Stranges, P. Eng, SMIEEE - Systems Engineer - BWX ...

Developed plans & funding requests for innovations worth >$1MM for custom-built rotating machines, including a synchronous gearless mill drive (GMD) mine motor & next-generation high-reliability insulation system convergence for GE Motors plants in Canada, Brazil, UK, France & Mexico; participated in development strategy sessions with R&D Managers & Product Line …

Read more

ge mining crusher gearless drives

Gearless Mill Drive Optical Systems polyimpex . Advantages of gearless drives on ball mills for installation and commissioning of four gearless ball mill drive systems gearless mill drive optical systems Get Price sag mill maintenance Automatic Mill To be familiarized with the ABB s Gearless mill drive system is the most powerful mill ing methods iron ore Get Price And …

Read more

ball mill with driving system

tional mill drive system, such as ring-gear, pinion, gearbox, coupling,, Cie) commissioned the first GMD ever, a 64 MW gearless motor for a ball mill at Ciments Lambert-Lafarge in Le Havre, France Still operating today, it has proven to perform cost-effectively and with long-term reliability, our gearless mill drives are designed to.

Read more

Large Sag And Ball Mill Drive Systems

Allis Mineral Systems selected a ring-gear drive with twoRing gear drives huge grinding mill Machine Design Gearless mill drives Grinding ABBABB's GMD is the most powerful mill drive system in the market to power semiautogenous (SAG), ball and autogenous (AG) mills, This 'workhorse' for grinding operations combines a robust, service ...

Read more

Gearless Elevator Motor - EMF Motor - gearless geared motor

from 320 kg up to 630 kg carrying capacity; 160 mm, 210 mm and 240 mm traction sheave options; Compact design; 1:1 and 2:1 suspention options.

Read more

About our equipment

Call us now to know how!

About our company

Know more