MINERA LOS PELAMBRES Mining News and Commentary | …
the liners prolongs the mill maintenance intervals. Additionally, the following benefits result out of the flexi-bility with speed variation: Mill speed can be adapted to upstream and downstream processes – avoids overgrinding, and optimizes load distribution between SAG and ball mill …
Commissioning Variable Speed SAG Mill Gearless Drive
CANDELARIA 2 Chile SAG-Mill 36 12,000 1997 PELAMBRES 2 Chile SAG-Mill 36 13,311 1999 PELAMBRES 1 Chile SAG-Mill 36 13,311 1999 OLYMPIC DAM Australia AG-Mill 38 18,000 1998 ANDINA Chile SAG-Mill 36 12,000 1998 CADIA Australia SAG-Mill 40 20,000 1998 Plant Country Type of Mill ID of Mill (ft) Rated Power (kW) Start-up SIMINE Mill Gearless Drive
Lumwana SAG Mill Commissioning Commences - kitco.com
SAG and AG Mills operate by lifting ore/grinding media and dropping it on the operating bed of the mill charge. High impacts from lifting ore and media promote impact breakage which is the primary mechanism for size reduction in the mill.
SAG Mill Gearless Drives Go to South American Projects | E ...
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 MW drives. For mines of this size ...
Increasing availability through advanced Gearless Drive ...
Another first came in 1991 when Siemens sup-plied gearless drives for two 36-foot ring motors, de-veloping a 12,000 kW gearless drive for the Kennecott, 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 …
40' SAG-mill at Cadia Valley Operations ... - siemens.com
The Siemens' scope of supply includes additionally the entire switchgears and gearless drive systems for a 40ft SAG mill and two 26ft ball mills with the associated power supply.
siemens.com/mining SIMINE Gearless Mill Drives
The Siemens Industrial Solutions and Services Group (I&S) received an order from Anglo American Chile to supply a 22 MW gearless drive for a 40' SAG-mill and two 16.4 MW gearless drives for two 26' ball mills for their Los Bronces Development Project. After Cadia Valley Operations and the Sino Iron Project – both located in Australia – this will be the third location where Siemens ...
Ok Tedi plans for long term with SAG mill upgrades by ...
The SIEMENS Frozen Charge ShakerTM is presently installed at 3 operations throughout the world. The installations are Rio Paracatu Mineração (RPM) with a 38ft, 20 MW SAG Mill in Brazil and Lumwana having a 38ft, 18 MW SAG and one 26ft, 16 MW Ball Mill in Zambia, all three mills put in operation in 2008, as well as Los Bronces, Confluencia in
Gearless Mill Drives | Beneficiation | Siemens
MINERA LOS PELAMBRES mining news. Explore related MINERA LOS PELAMBRES articles for more information on the MINERA LOS PELAMBRES mining industry.
Siemens modernizes drive system for ore mills in Chile ...
From accurate control of chemical dosage to integrated control of widely dispersed operations on a remote site, the right process controls are essential for increasing yield rates and enabling mining companies to stay ahead of the global competition.
SAG Mill Process Control - Grinding & Classification ...
Whether you're talking about SAG or Ball Mill, space is a sensitive subject, especially in the concentrator. That's why we always design our SIMINE MILL Gearless Drives to combine maximum performance with limited space requirements. Suitable foundation and adequate ground conditions Since our solutions have a low motor weight, this notice-
Sentinel: Siemens Gearless Mill Drives - YouTube
Jul 07, 2016· In Chile, in Anglo American's Los Bronces mine, Siemens Gearless Mill Drives have been implemented for the Confluencia concentrator plant. Siemens GMD's are essential pieces of …
SAG Mill Flythrough on Vimeo
Home Drivetrains Gearless Drives from Siemens Helping Improve Efficiency and Reliability of Mine Conveyor System ... The Siemens' scope of supply includes additionally the entire switchgears and gearless drive systems for a 40 ft. SAG mill and two 26 ft. ball mills with the associated power supply.
Autogenous and Semi-Autogenous Mills | FL
View Joel Sierra Irribarra's profile on LinkedIn, the world's largest professional community. ... Chile. Specialist Engineer in Siemens Ring Engines Accomplishments: ... Australia, SAG Mill ...
Siemens to Upgrade SAG Mill Drives at Bingham Canyon | E & MJ
Since January 2010, Chile's Minera Los Pelambres Ltda. is operating a new SAG mill and a new ball mill equipped with gearless drives systems by Siemens. The mills are intended to increase processing capacity for copper ores. Siemens already equipped two mills for Los Pelambres in 1999 and has been responsible for maintenance of the conveyor belt equipment for more than 10 years.
Mining Solutions - Automation Technology US - Siemens
This video was made for the SAG Conference, in which a company wanted to show a visual walkthrough of the SAG mill, from the beginning of it's processes to the end result. 3-D rendering of SAG mill wireframes, Boronite, and SAG mill: John Kocon. Color correction, and …
Siemens modernizes drive system for ore mills in Chile ...
Sag mill rewind in Chile – CHILE. 2 x Sag mill installation, Sweden – SWEDEN. Rewedge ball mill in Nevada USA – USA. x. ... 1 winding supervisor for Siemens Mill installations – AUSTRALIA. 2 winding supervisors for Siemens Mill installations – 1st Install – MONGOLIA.
Siemens modernises SAG mill gearless drive in Cadia Valley
It is the sound of rising costs by the hour both from the downtime itself and from maintenance costs. Optimising the capacity of your SAG mill is crucial to avoiding downtime and liner wear and damage. With variances in mill ore feed rate, mill speed and slurry density, critical impacts can occur in your SAG mill.
Mining industry | Market-specific Solutions | Siemens
Whether you're talking about SAG or ball mill, space is a sensitive subject, especially in the concentrator. That's why we always design our SIMINE MILL Gearless Drives to combine maximum performance with limited space requirements. Suitable foundation and adequate ground conditions Since our solutions have a low motor weight, this notice-
Gearless Drives from Siemens Helping Improve Efficiency ...
Meanwhile, Siemens' Industry Solutions Division reported it had received an order from Compañia Minera Antamina S.A. to supply gearless drive systems for a SAG mill and ball mill at the Antamina open-pit in Peru. Siemens said the award is worth approximately €20 million ($26.1 million) and is scheduled for completion in late 2010.
Gearless Mill Drives - ABB Ltd
Escondida IV, Chile Project: One SAG Mill and 3 Ball Mill Drive Systems Capacity: SAG Mill 4583 t/h Ball Mills 4583 t/h Consultant: Bechtel, Chile Mill Builder: FFE Minerals, USA Mill Size: SAG Mill 38 feet/11,58 m Ball Mills 25 feet/7,62 m Ore processed: Copper Ore Drive Rating: SAG Mill 19,4 MW / 9,31 rpm Ball Mills 13,43 MW / 11,5 rpm
Frozen charge detection and automatic loosening with ...
Jun 25, 2019· The world's 20 largest copper mines produce nearly 9 million metric tons of the precious metal a year, about 40 percent of the world's total copper mine capacity. Chile and Peru, alone, account for about half of the copper mines on this list, but the U.S. does make the cut, with two mines among the top 20.
1 Fundamental Principles of 2 SINUMERIK 840D sl/ 840D ...
Siemens has provided about 80 SIMINE Gearless mill drives to the mining industry since 1980. In these thirty-plus years, SIMINE Gearless mill drives have accumulated a combined total of over 500 years in operation time – and this number is steadily growing even as you read this. This is a benchmark we are immensely proud of. Your benefits
SAG Mill Control: It Shouldnt be that Hard - womp-int.com
On-Site Technicall BabySitting Assistance to new GMDs. Inspection to SAG Mill 3 and Ball Mill 9 - Los Pelambres Minning, Salamanca - Chile. Andina, Automation Revamp Project, Saladillo - Chile. octubre de 2009 – octubre de 2009. Commisioning Service Upgrade of Automation Control Equipment between Simatic PLC S5 to S7 System by Gearless Drive ...
Pablo Astudillo - Engineering Manager - Siemens | LinkedIn
Each SAG primary mill (Boliden-Allis) operates with two 5.000 HP. Ball Mills as secondary grinding stage. The Electric Drive (SIEMENS) consists a 11.000 HP synchronous motor of variable speed. General Description of the Drive The SAG Mill Drive is mainly formed by a 11,000 HP.
Gearless mill drives - Grinding | ABB
Siemens has modernised a gearless grinding mill drive at Newcrest's Cadia Valley Operations, near Orange in New South Wales, Australia. This is the first time that a gearless grinding mill had been equipped with a Sinamics SL150 cycloconverter control.
MineralsFocus 3/2014 - industry.siemens.com
1 Fundamental Principles of NC Programming 2 Positional Data 3 Programming Motion Commands 4 Path Action 5 Frames 6 Feedrate Control and Spindle Motion 7 Tool offsets 8 Special functions 9 Arithmetic Parameters and Program Jumps 10 Subprograms and Repetition of Program Sections 11 Tables 12 List of abbreviations A SINUMERIK 840D sl/ 840D/840Di/810D
Projects | Australian Winders
Mining-specific solutions From electrical to digital solutions As one of the major suppliers of the global mining industry, we offer a comprehensive solutions portfolio that enables you to effectively meet your challenges at each process stage, from extraction to transportation and beneficiation.
The World's 20 Largest Copper Mines - The Balance
have kept pace. In 1988, Siemens pro-vided the first GMD for semi-autogenous. grinding (SAG) mills in the framework of. an order for two 32-foot SAG mills with. a performance of 11,200 kW. This proj-ect for the Chuquicamata mine in Chile. represented a monumental achieve-ment, as the difference between creat- ... 36 ft SAG mill 2. Chuquicamata ...
Gearless drive systems for belt conveyor and grinding ...
In the island state of Papua New Guinea, Ok Tedi Mining Limited (OTML) runs the copper and gold mine Ok Tedi. OTML's drive train infrastructure at the Ok Tedi mine is in excess of 30 years old. In order to ensure long term profitability, OTML is using Siemens technology to supply and install complete new variable speed drive trains for the two Semi-Autogenous Grinding mills SAG 1 and SAG 2.
Mining Solutions - Automation Technology US - Siemens
Siemens to Upgrade SAG Mill Drives at Bingham Canyon. November 2010 | Suppliers Report. Rio Tinto has commissioned Siemens Industry, Inc. to modernize three semi-autogenous grinding (SAG) mills at Kennecott Utah Copper's Bingham Canyon mine/plant complex near Salt Lake City, Utah, USA. According to Siemens, the DC-powered drives will be ...
Joel Sierra Irribarra - Field Service Manager - Siemens ...
SAG mill level control. SAG mill temperature monitoring. SAG mill condition monitoring. Ball mill temperature monitoring. ... Siemens offers a comprehensive product range for the mining industry and has a solution for even the most difficult measurement tasks. Level Measurement.
Gearless Drives - industry.siemens.com
As one of the world's biggest copper ore operations, the Chilean mining company Compañía Minera Doña Inés de Collahuasi SCM based in Las Condes/Chile commissioned Siemens to modernize the drive system of four of its ore mills. The mine is located in the North of Chile, around 180 kilometers southeast of the port of Iquique.
Los Bronces relying on Siemens Gearless Mill Drives - YouTube
ABB'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-friendly and fit for purpose design to provide highest throughput, reliability …
Siemens Mining Technology Media Talks 2012 - 26-feet-ball ...
If the SAG mill is not intended to be the rate-limiting step in a process plant, then it is best to adjust the SAG load (and power) to hold a constant tonnage to satisfy another constraint elsewhere. Underground mines are an example: the hoisting capacity of the mine shaft is the rate-limiting step in the process, and the SAG mill must adapt to ...
2009 Gearless Mill Drives - CB&MUA
Siemens modernizes drive system for ore mills in Chile 21 February 2017 Siemens modernizes drive system for ore mills in Chile • Modernization increases drive system reliability and boosts mill throughput • Extremely short system installation time of just 13 days minimizes mill standstill period
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