gearless drives planta

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

The gearless conveyor drive (GCD) system eliminates the gearbox from the drive and is one of the most energy efficient means of transportation for bulk material. It uses electric energy and allows almost CO₂ free transportation with a low carbon footprint. A full example is available here. ABB's GCDs are supported by automation solutions ...


Gearless Drives for Ore Conveying and Grinding - Cmms ...

Antapaccay is the first mine using gearless drives for ore conveying and grinding. Antapaccay is a brownfield expansion of the Tintaya copper mine. The deposit is scheduled to produce 160,000 tons of copper in concentrate per year during at least in …


Gearless electric drives with low-frequency asynchronous ...

Low-frequency asynchronous motors are considered. A mathematical description of them and a technique for calculation of their static and dynamic characteristics with the use of generalized parameters are presented. Distinguishing features of their design and parameters are indicated. Advantages of the use of gearless electric drives based on low …


ABB AbilityTM MineOptimize - Gearless Conveyor Drives ...

Compared to a geared drive, the gearless conveyor drive solution (GCD) delivers savings in energy use, maintenance, repair costs and reduces lost production ...


"IMPLEMENTACION DE UNA ESTRATEGIA DE´ CONTROL …

estos accionamientos sin engranajes o "gearless" de alta potencia. La potencia consumida de los equipos empleados en molienda se ha visto aumentada debido a la econom´ıa de escala presente en plantas concentradoras de alta producti-vidad, por lo que se observa una tendencia evidente al aumento en el volumen de los


Gearless Traction Elevators - ISF Elevator

Gearless Traction Elevators In Gearless Traction Elevators, speeds can be selected as up to 2.54 meters per second. Moreover, hosting ropes are connected to the top of the elevator cabin and surrounded around the drive sheave for motion. The other end of the rope is connected to a counterweight for providing balance and stability of


An Introduction to Permanent-Magnet Gearless Motors and ...

Gearless Motors and Drive Control Systems by Tony Heiser tant to understand this technology in order to properly install, adjust and maintain these installations with the same quality and service. Relating Synchronous PM Gearless Motors A primary difference between a typical asynchronous induction motor of a geared traction machine and a


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. …


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

next size Gearless Mill Drive, i.e. a 42ft mill. It is a dual design approach considering, on the one hand, the experi-ences Siemens made with Gearless Mill Drive (GMD) instal-lations over the past 40 years and, on the other hand, using computerized design tools calculating the system behavior where experience does not yet exist.


The Case for Going Gearless | E & MJ

Its gearless drive system is equipped with two low-speed synchronous motors with cyclo-converters (installed power of 3.8 MW, motor speed of 63 rpm, rated torque at 576 kNm) and a motor cooling system. Load sharing between the two drives can be adjusted according to the requirements of the belt conveyor.


EP2664564A1 - Motor drive of a gearless belt conveyor ...

A motor drive for a gearless belt conveyor drive system comprises a motor base frame (9), a torque arm (8) mounted on the motor base frame (9) or a conveyor baseplate (10), a rotationally symmetrical stator (7, 14) of a synchronous motor being fixedly held by the torque arm (8) and a rotationally symmetrical rotor casing (4) containing permanent magnet elements (6) of the …


Luis Ramos Reynaga - Supervisor Electrico Gearless ...

Puesta en marcha, acompañamiento y asistencia técnica en planta bajo un contrato de soporte técnico para 02 Molinos de Bolas (16.4 MW), 01 Molino SAG (24 MW) y 01 Faja Overland (2 x 3.8 MW) con tecnología Gearless Drive, usando tecnología Gearless Drive con variadores de velocidad Sinamics SL150 y sistema de control PCS7 de Siemens.


Elevators - Ziehl Abegg

The ZAtop is a gearless drive for traction sheave elevators. The particularly compact elevator motor is also recommended for elevators with and without machine room. The drive offers high energy efficiency and low-noise operation, with a payload of up to 6.500 kg and a maximum travel speed of up to 4.0 m/s.


Siemens lidera nueva tecnología de molinos mineros ...

El primer gearless drive de 40 pies en el mundo fue fabricado por Siemens para el proyecto de Cadia Hill, una planta de Newcrest en Australia. En el año 1998 se puso en marcha el primer gearless drive y molino SAG.


Electric Bike Geared Hub Motors VS Gearless Hub Motors ...

Gearless (direct drive) hub motors. In a direct drive hub motor, the axle that pas s es through the center of the motor is actually the axle of the motor itself, with the copper windings fixed to the axle. This whole axle assembly is called the "stator". The magnets are mounted to the outer shell of the hub motor.


ZAtop - Ziehl Abegg

Permanent magnet excited gearless drive for traction sheave cable elevators. Due to its compact design, the ZAtop is ideally suited for use in elevators with or without a machine room. The type examination tested brake can be used as part of the protective device to prevent the car from overspeeding when travelling upwards or as part of the ...


Simine Gearless Drive [34wmq53k0jl7] - idoc.pub

SIMINE Mill Gearless Drive. El SIMINECIS MILL GD elimina todas las partes mecánicas entre motor y molino. El estator del SIMINECIS MILL GD abarca el molino (Wraparound). El rotor consta de segmentos de cuatro polos instalados en una brida del molino. El SIMINECIS MILL GD es un accionamiento de velocidad variable.


Bearingless Encoders - Kübler Group - USA

Bearingless encoders from Kübler are already used today in drive and elevator technology, for asynchronous motors or external rotor motors, or in generators, large motors, and wind turbines. Our smart technology is available for the highest signal quality. Digital real-time signal processing compensates for possible signal errors and optimizes ...


álogo General - Omicron Elevadores. Mantenimiento ...

La planta incluye además diversas unidades de montaje especialmente diseñadas para el ensamblaje de cabinas, chasis ... Vivienda particular en Palm Drive (Singapur) Hidráulico panorámico 450 kg Clinica Paso Real (Venezuela) ... gearless, con posibilidad de alimentación monofásica, necesi-


Toromocho – A giant in high-altitude mining

The world's most powerful gearless mill drives The three gearless mill drive (GMD) systems are the ABB most powerful ever made. The GMD for the 40-foot SAG mill has a power rating of 28 megawatts (MW), and the GMDs for the two 28-foot ball mills have a power rating of 22 MW. They are the largest diameter and most powerful SAG and ball mills ...


Advantages of Gearless Motor Drives in Large Ore Grinding ...

Gearless motor drives are also known as "ring motors" or "wrap around motors." The motor consists of a large number of magnets placed circumferentially on the shell of the grinding mill. This is similar to the rotor of a conventional motor.


Implementa sistema de accionamiento gearless en minas ...

La instalación de transporte por cinta la realizó ThyssenKrupp. Su función consiste en llevar el mineral a lo largo de unos 6,5 kilómetros desde la mina hasta la planta de beneficio. Con una anchura de 1.370 milímetros y una velocidad de cinta de 6,2 metros por segundo, puede transportar unas 5.260 toneladas de material por hora.


ABB en Chile culmina puesta en marcha de Sistema Gearless ...

(ABB) Un molino de bolas de 25 pies de diámetro acciona el nuevo Sistema Gearless Mill Drives (GMD) recientemente puesto en marcha por ABB en Chile en la mina subterránea de la División Andina de Codelco. El accionamiento es una pieza fundamental del nuevo Proyecto de Desarrollo de Andina Fase 1 (PDA 1) que permitirá incrementar la …


ABB commissions world's most powerful gearless conveyor ...

Chuquicamata is the world's largest open pit copper mine by excavated volume. The conveyor drive system has three 11,000 tonne-per-hour conveyors that feature gearless conveyor drives and ABB ...


Michael Salinas – Gearless Mill Drives electrical project ...

Project engineering, service and commissioning for Drive Sytems focused on Gearless Mill Drives (Non-geared mill motors for mining industry, grinding applications). Main activities carried out during engineering phase consist on: Calculation, design review of technical specifications for transformers and 12, 18-pulse cycloconverters.


E 27 MOTORES GEARLESS SÍNCRONOS PARA ASCENSORES

motores gearless sÍncronos para ascensores E 27 es el nuevo compacto y silencioso motor gearless que cubre las aplicaciones de carga útil desde 450 kg hasta 1000 kg.


Solutions overview and recent project experience

ABB GEARLESS MILL DRIVES (GMD) OVERVIEW • GMDs representan el corazón de las plantas concentradoras (molienda) • 1er GMD fue entregado por ABB en 1969 • Base instalada mundial actual se


L1000E Geared and Gearless Elevator Drive - Yaskawa ...

Advanced Motor / Drive Technology High-performance current vector control technology for induction and PM motor operation Single software parameter to switch between the various motor types Perfect for a wide range of elevator applications Geared and Gearless PM motors (SPM/IPM motors): Closed Elevator Drive Loop Vector for PM Induction motors (IM): V/f …


Gearless drive units - LiftEquip - Elevator ...

Drive Units General Information; Machine TW 45 C; Machine TW 63 B; Machine TW 130; Machine TW 160; Machines W-Series; Drum drive; Gearless PMC 125; Gearless PMC 145; MINI-Gearless; COMPACT-Gearless; Inverter E300 and MFC; Systems LEA Standard 100 / 200; LEA Comfort 300; LEA Cargo; ModKit MO61


Gearless Drive System - Home Elevators - A+ Elevators and ...

Gearless Drive System admin T17:13:16+00:00 When only the best will do, A+ Elevators & Lifts gearless traction drive system is a smart choice. Based on the technology used in high-rise commercial elevators, this drive system utilizes a permanent-magnent gearless motor resulting in an extremely smooth ride quality while operating at ...


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