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11kv vfd for sag mill
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11kv vfd for sag mill
siemens kv vfd for sag mill
Sep 17, 2008 · I am finalising the 7MW, 11KV VFD for our ongoing PWRI project And in order to finalise the locations & design of the same I need the following information from you 1 A 7MW, 11KV Siemens make VFD Overall Dimensions & Weight VFD will be size as per the 100% of the motor rating and it will be use dedicatedly for the 7MW,11KVSep 04, 2015· As such the CoGen sugar plant generating 11KV system voltage, the 11KV VFD drives can be used in the place LT – VFD Drives If we are using 11 KV VFD drives THD will be reduced considerably to 15% In cost implication, 11 KV VFD Drive will beLT / Medium / HT VFD Used In the Industry (part 2)
Medium voltage AC | ABB
ABB is a leading global supplier of medium voltage drives in the range of 250 kW to more than 100 MW ABB supplies medium voltage variable speed drives for a wide range of applications in the cement, mining and minerals; power; water; metals; marine and chemical, oil and gas industriesThe breakage rate function shape of the SAG mill is largely governed by the mill load particle size distribution and mill speed The feed in the mill contains fractions of ore that serves as the grinding media Larger ore fractions break the smaller particles but also breakdown themselves and exit the millSTEPPING FORWARD: USING VARIABLE SPEED DRIVES FOR
Largest Sag Mill China Manufacturers
Mill (grinding) Wikipedia SAG is an acronym for SemiAutogenous Grinding SAG mills are autogenous mills but use grinding balls like a ball mill A SAG mill is usually a primary or first stage grinder SAG mills use a ball charge of 8 to 21% The largest SAG mill is 42' (128m) in diameter, powered by a 28 MW (38,000 HP) motorSAG mill rated motor speed 204 rpm, max motor speed 214 rpm Ball mill rated motor speed 195 rpm, max motor speed 209 rpm Starting torque: 150% for 15 s Main voltage level where the drive system is connected: 25 kV Excitation power is provided by a 416 kV bus As the power requirements for the SAG and ball mill drives are identical and thePaper # 25 Copper Mountain Overview on the Grinding
Difference Between Sag Mill vs Ball Mill mech4study
Oct 12, 2017· SAG mill make use of steel balls included with some large and hard rocks for grinding These mills utilize the balls in making the large fragments of materials broken into pieces The ball charge of a SAG mill is about 9% to 20%This process takes place inside the large rotating drum of SAG mill which is filled with balls partiallyABB’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, servicefriendly and fit for purpose design to provide highest throughput, reliabilityGearless mill drives Grinding | ABB
Gearless Drives Siemens
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 38foot SAG mill located at the company’s Grasberg plant inresistance to ensure the mill motor would develop ample torque to accelerate the mill The nominal three phase voltage level of the system is run at 420VAC The HV system networks are stepped up via stepup transformers to 33kV for the mill and 11kV for distribution around the site The motor3 PAPER Michael Hamilton FINAL
Paper # 25 Copper Mountain Overview on the Grinding
SAG mill rated motor speed 204 rpm, max motor speed 214 rpm Ball mill rated motor speed 195 rpm, max motor speed 209 rpm Starting torque: 150% for 15 s Main voltage level where the drive system is connected: 25 kV Excitation power is provided by a 416 kV bus As the power requirements for the SAG and ball mill drives are identical and theVFD Harmonic Abstract VFD Harmonic forced a power plant to shutdown due to power quality failure Starting with drive tripping it blasted switch gear, bus bar & electrical panel This IPP with a 25mw, 11kV, 50Hz power plant and 5000TCD sugar milling unit had completed its first anniversary without harmonic problem But during 2nd year's operation, it startedoff with a massive blast of aMitigate VFD Harmonic | Encon Engineers
SAG Mill minevik 22'x1025' | JDS Energy and Mining
Type: SAG Mill; Make: minevik; Model no: ; Condition: New; Year: 2013; Power: 2463 kW (3300 hp) Frequency: 60 Hz; Voltage: 4000V; Specifications Effective Grinding 21’x9’ Mill Speed Design 75% of Critical; Motor Speed 1185 RPM; Gear box output 240 RPM; 12% Ball load by Vol Full Package Includes Inching driveProduct Description: General of High Voltage 11KV Variable Frequency Drive High Voltage 11KV Variable Frequency Drive is designed to be highly reliable with highperformance, yet easy to useIt can satisfy users' need for changing the speed of fans or pumps,as well as improve the productivityBuy High Voltage 11KV Variable Frequency Drive Price,Size
3 PAPER Michael Hamilton FINAL
resistance to ensure the mill motor would develop ample torque to accelerate the mill The nominal three phase voltage level of the system is run at 420VAC The HV system networks are stepped up via stepup transformers to 33kV for the mill and 11kV for distribution around the site The motorMill (grinding) Wikipedia SAG is an acronym for SemiAutogenous Grinding SAG mills are autogenous mills but use grinding balls like a ball mill A SAG mill is usually a primary or first stage grinder SAG mills use a ball charge of 8 to 21% The largest SAG mill is 42' (128m) in diameter, powered by a 28 MW (38,000 HP) motorLargest Sag Mill China Manufacturers
Harmonic Filter in Rolling Mill | Encon Engineers
Harmonic Filter and Energy Saving verification Harmonic Filter slashes energy cost and equipment footprint in rolling mill It reduces harmonic that it generates at regeneration & improves Distortion PF This Metal Factory in India manufactures coils, sheets and plates of copper and bronze for industrial application It has 2nos Induction Furnaces that melt copper and zinc bar to produceWe are engaged in manufacturing and supplying quality MV Motor Starter/VCB/VFD Panels – Upto 11 KV This equipment is a type of indoor type vacuum contactor /vacuum circuit breaker up 12kv, 40Ka for 3 sec the equipment is equipped with range medium voltage products with having withdraw able and fix type facility insulation lavelfor 12kv11KV MV Soft Starter/VFD panel asianpower
Drive Solutions for the Global Mining Industry
The variable frequency drive application is a dualpinion SAG mill driven by two 5,000 kW wound rotor induction motors (WRIM) Two TMdrive10SPRs control motor speed by recovering rotor current and returning the power to the utility supply Confi gured in a twin motor arrangement, the motors share load in the tandem mill The Customer NeedLeader Harvest is China variable frequency drive manufacturer HARSVERTA series VFD is a masterpiece of outstanding performance and high reliability, which is for energysaving application of the normal motors of fans, pumps, compressors, mills, conveyors and lifts We can also provide a full range of AC drivers, such as 33kV series VFD, 10kV series variable frequency drive, 11kV mediumVariable Frequency Drive,Converter,China VFD Manufacturer
1 x minevik SAG Mill & Siemens Motor
1 x minevik SAG Mill & Siemens Motor For Sale/ReAssignment Mill Details Type of Mill minevik SAG Mill Mill Dimensions 11,582 mm x 7,759 mm (38’ x 26’) (D x L) Default Mill Speed 7580 RPM Mill Speed 7561008 RPM Liners Excluded Mill Drive Motor Type Wrap Around (included) Mill Drive Motor Size 19,400 KW (26,016 hp) Variable Speed Drive Yes MaxBall Mill Drives Mineral Processing & Metallurgy Common in Australia and Africa, the woundrotor motor also uses a gear system to transmit energy to the mill It operates at a higher motor speed than the synchronous motor and needs an additional mechanical gearbox to reduce the motor shaft speed to the pinion speed needed to drive the millsincronous motor drive mill
(23kV ~ 11kV) 125 ~ 22000kW / 155 ~ 27500kVA HIVERT
Medium Voltage VFD, Low Voltage VFD and Explosionproof VFD Hiconics was founded in 2003 and is located in Beijing Zhongguancun Science and Technology Park In January 2010, Hiconics was listed on Shenzhen Stock Exchange as "Hiconics", Stock code "", with registered capital of €407 million and net assets of €176 millionJan 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 football mills with 22 MW drives For mines of this sizeSentinel: Siemens Gearless Mill Drives
11KV MV Soft Starter/VFD panel asianpower
We are engaged in manufacturing and supplying quality MV Motor Starter/VCB/VFD Panels – Upto 11 KV This equipment is a type of indoor type vacuum contactor /vacuum circuit breaker up 12kv, 40Ka for 3 sec the equipment is equipped with range medium voltage products with having withdraw able and fix type facility insulation lavelfor 12kv1 x minevik SAG Mill & Siemens Motor For Sale/ReAssignment Mill Details Type of Mill minevik SAG Mill Mill Dimensions 11,582 mm x 7,759 mm (38’ x 26’) (D x L) Default Mill Speed 7580 RPM Mill Speed 7561008 RPM Liners Excluded Mill Drive Motor Type Wrap Around (included) Mill Drive Motor Size 19,400 KW (26,016 hp) Variable Speed Drive Yes Max1 x minevik SAG Mill & Siemens Motor
66kv 11kv 1800kw Mv Drives Vfd Buy 66kv Medium Voltage
66kv 11kv 1800kw Mv Drives Vfd , Find Complete Details about 66kv 11kv 1800kw Mv Drives Vfd,66kv Medium Voltage Ac Drives Vfd,Europe Siemens Mv Drive,11kv Energy Saving Sugar Mill Variable Frequency Inverter Drives from Supplier or ManufacturerShanghai FMZ Industry Co, LtdMill (grinding) Wikipedia SAG is an acronym for SemiAutogenous Grinding SAG mills are autogenous mills but use grinding balls like a ball mill A SAG mill is usually a primary or first stage grinder SAG mills use a ball charge of 8 to 21% The largest SAG mill is 42' (128m) in diameter, powered by a 28 MW (38,000 HP) motorLargest Sag Mill China Manufacturers
(23kV ~ 11kV) 125 ~ 22000kW / 155 ~ 27500kVA HIVERT
Medium Voltage VFD, Low Voltage VFD and Explosionproof VFD Hiconics was founded in 2003 and is located in Beijing Zhongguancun Science and Technology Park In January 2010, Hiconics was listed on Shenzhen Stock Exchange as "Hiconics", Stock code "", with registered capital of €407 million and net assets of €176 millionBall Mill Drives Mineral Processing & Metallurgy Common in Australia and Africa, the woundrotor motor also uses a gear system to transmit energy to the mill It operates at a higher motor speed than the synchronous motor and needs an additional mechanical gearbox to reduce the motor shaft speed to the pinion speed needed to drive the millsincronous motor drive mill
Variable Frequency Drive,Converter,China VFD Manufacturer
Leader Harvest is China variable frequency drive manufacturer HARSVERTA series VFD is a masterpiece of outstanding performance and high reliability, which is for energysaving application of the normal motors of fans, pumps, compressors, mills, conveyors and lifts We can also provide a full range of AC drivers, such as 33kV series VFD, 10kV series variable frequency drive, 11kV mediumJan 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 football mills with 22 MW drives For mines of this sizeSentinel: Siemens Gearless Mill Drives
Mount Morgans Gold Project, Laverton Gold District, Australia
Mount Morgans gold project is a brownfield gold mine located 25km southwest of Laverton gold district, the second biggest gold province in Australia after Kalgoorlie The Mount Morgans project is 100% owned by Dacian Gold Dacian Gold initiated a threeyear exploration programme in 2012 andWe will begin with the mill’s bull gear assembly and work towards the motor, The BULL GEAR, sometimes called the RING GEAR is designed to turn the mill transforming the energy of the motor into motion for the mill By mill we refer to Ball Mills, Rod Mills and SAG Mills Anything gear and pinion really The discharge end of the mill; For the operator this only becomes a problem should theGrinding Mill Gear Assembly Mineral Processing & Metallurgy
Milling Energy intensive and high maintenance
In fact the rotor of the ring motor is the mill itself and the stator is built around the mill shell This is also the reason why the ring motor is also known as wraparound motor 9 12 6 18 36 Central Drive Single Pinion Dual Pinion Gearless Number of mills Power [MW] 4 Figure 1 Quantity versus power of mill systems Figure 2 Gearless Millmill into position for charging, discharging, or relining Thus costly external jogging equipment is not required Mounting of these clutches is uncomplicated The clutch replaces a solid or shear pin coupling that would have to be used in a high torque drive system Total Solution Airflex® provides a total solution for grinding millCover headline Eaton
VARIABLE FREQUENCY DRIVES THEORY, APPLICATION, AND
In this presentation, we will be covering Variable Frequency Drives (VFD’s) and their theory, application, and troubleshooting In order to properly cover the subject, it will be broken into four distinct parts: Induction motor theory; VFD theory; Power quality ; and Troubleshooting 20 Alternating Current Induction Motor Design 21 Introduction11kv vfd for sag mill Grinding Mill China soft start vs vfd for ball mill 3kV11kV medium voltage ac variable frequency drive for coal mill,US $ 34,539 301,333 / Set, Guangdong, China Get Price vfd starting ball mill telugump3songsfreedownload soft start vs vfd for ball mill Suitable Starter for Ball Mill Starting Through Tajik Aluminiumvfd starting ball mill yogakursereisende
