synchronous motor specficications which used for ball mills

When a buyer desires to adopt a pneumatic clutch, we can design and style a revolving shaft or a shaft with punched holes in accordance to client specifications. The collection is a type of big-sized 3-stage AC synchronous motor mainly utilized to drive mills in …

Synchronous motor and starter used to power a 7 x 10 ft Marcy ball mill. View Details Contact Seller Request Price. Expand. 3 Photos. 1250 HP 200 RPM General Electric, Frame 6524L, 1.0 service factor, 4000 Volts ... Ball Mill, 900-1000 HP, 16" face, 144 Teeth per 1/2 section, Trunnion base, cap, and babbitt bearing insert, New pinion assembly ...

Variable Frequency Drive In Coal Grinding Mill. Jul 15 2019nbsp018332The Benshaw variable frequency drive powers the 4160v synchronous ball mill motor during positioning to smoothly rotate the ball mill providing full torque at zero speed to start and rotate the mill during the positioning process The use of a drive also provides speed ...

Here's a typical synchronous motor application – a ball mill in a mine ore process: I see these from about 500Hp to about 8,000Hp with synchronous speeds of 120 to. synchronous motor, as described below). Induction motors are classified by application with a design letter which gives an indication of key performance. The Synchronous Machine.

synchronous motor specficications which used for ball mills ... low speed synchronous motors in mill drives can use brushless ... synchronous motors …

Process Diagnostic Studies For Cement Mill. Ball mills are predominantly used machines for grinding in the cement industry. Although ball mills A 1.5 mio t a cement plant is having a closed circuit ball mill for cement grinding The mill has been Separator motor 300 kW Separator Fan 248300 m 3 h ESP Fan 74100 m 3 h 497 mmwg 375 mmwg. Read More

Grinding and processing. WEG offers the most reliable and efficient solutions for milling plants for ferrous and non-ferrous products with their experience of mill drive systems. In the heart of a processing plant, the ball and SAG mills must be driven by solutions that adapt to the characteristics of the minerals in line with the whole process.

For the ball mill of A-type synchronous motor, the transmission efficiency can be improved by 15% ~ 20%, and the comprehensive power saving rate is about 17-25%, after canceling large gear and pinion. For the B-type ball mill with an asynchronous motor + reducer, the comprehensive power saving rate is …

blowers, motor ratings can reach or exceed 100,000 hp. Meeting the demand for large motors for the metals industry, TMEIC has produced large synchronous and induction motors for the operation of steel rolling mills. The power levels for these motors go up to …

For the ball mill of A-type synchronous motor, the transmission efficiency can be improved by 15% ~ 20%, and the comprehensive power saving rate is about 17-25%, after canceling large gear and pinion. For the B-type ball mill with an asynchronous motor + reducer, the comprehensive power saving rate is …

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Large Ball Mill Synchronous Motor. Loading... Model NO. Their voltage grade is 380V. 660V, 6KV, 10KV...Number of poles is 6 to 24, power range is 200KW to 1800KW. The motors of three-phase synchronous are uesd for dniving large machinerydemanding invanable speed. Forexample industnal fan. Reciprocating compressor. Kibbler, water pump.

Applications of Synchronous Motors. usually, synchronous motors are used for applications where precise and constant speed is required. Low power applications of these motors include positioning machines. These are also applied in robot actuators. Ball mills, clocks, record player turntables also make use of synchronous motors.

DC general purpose motors are nema frame dc motors 1 hp -500 hp designed for adjustable speed operation usually from SCR controls. Unlike crane and mill (suitcase) motors the armature is removed horizontally once an end bell removed. The above 21 step crane and mill motor rebuild procedure may be used to rebuild DC general purpose motors.

manufacturing and servicing large synchronous motors for the paper industry. Synchronous motor driving a grinder in a paper mill. Industry Standards WEM manufactures synchronous motors to meet all current industry standards including NEMA MG 1, IEEE 115, and ISO 9001:2000 standards. Motors can be designed to match your existing machines space

4000hp Synchronous Motor retrofit for Ball Mill. Preventative overhaul of an existing 4000hp, 4kV synchronous motor in service continously for over 40 years. Included new rotor and salient pole fields, new stator windings, pedestal sleeve bearings and new coupling. Included also new state of the art field excitation package and power factor ...

A synchronous motor is electrically identical with an alternator or AC generator. A given alternator ( or synchronous machine) can be used as a motor, when driven electrically. Some characteristic features of a synchronous motor are as follows: 1. It runs either at synchronous speed or not at all i.e. while running it maintains a constant speed.

specification for driving mine mill large AC three—phase synchronous motor) . The standard protection degree of series motors is IP20 or IP21, which adopt open—type self—ventilated or pipe—ventilated cooling type, other protection degrees and cooling TM, TMQ, TMW TMQS TMW Series synchronous motor, for ball mill

Chp Ball Mill Motor Starting Curves. speed torque curve and inertia of the mill. ball mill drive motor choices - Artec Machine Systems ball mills the starting torque restrictions of some of the newer mill drive configurations and the costs and operating characteristics for each factor of comparison in the past has been the low speed synchronous motor driving through an open pinion and bull ...

QTVF Series Permanent Magnet Synchronous Frequency Conversion Motor for Ball Mill" has a rated voltage of 380/6000 / 10000V, and is suitable for the cement, ceramics, metallurgy and other industries. Depending on the application, the ball mill can be driven directly.

Industry traction brush. Our industry traction brush has excellent commutation performance and good war resistance, and it was used widely for the large generator, DC motor, AC synchronous motor, lifting motor, mill motor and so on.

The subject of this paper is a synchronous drive of grinding ball mills 4 MW, 150 rpm, 6 kV, 50 Hz on the base of PWM CSI. The system is installed at the concentrating plant of Norilsknickel in ...

DIRECT CONNECTED Ball Mill DRIVE. When power exceeds 300 HP a direct connected drive is recommended. This drive is also applicable for lower power requirements if desired. Synchronous motors are preferred, but in some cases wound rotor motors may be used. Motor speeds will vary from 225 rpm to 450 rpm.

ball mill synchronous motor for limestone grinding - . Ball mill – Crusher, Jaw crusher, China Crusher, Grinding . As the first class open grinding equipment, ball mill is widely used for . which is driven by low speed synchronous motor, and then …

Synchronous motors are usually used where there is a need for precise and constant speed. Low power applications of these motors include positioning machines. This kind of electric motors is also applied in robot actuators. Some other applications make use of synchronous motors such as ball mills, clocks, and record player turntables.

produced if 3 phase supply is given. f Rotor of Synchronous Machine. The Rotor of the Synchronous Machine is supplied with DC supply through slip rings and. brushes to produce poles. Since Ac Supply is given to stator (in case of motor) and Dc Supply is given to Rotor, This Machine is also called Doubly Excited Machine.

Fixed speed motors Fixed speed synchronous motors are typically used in applications like compressors, fans, pumps, wood grinders and refiners. The most commonly used starting methods for fixed speed synchronous motors are direct-on-line (DOL), reactor, autotransformer, load commutated inverter (LCI, 'soft starter'), capacitor and reactor ...

TDMK large synchronous slip ring motor for ball mill This series of ball mill synchronous motor is mainly suitable for large AC three-phase synchronous motor used in transmission mine mill. The main transmission lattice ball mill, rod mill, coal mill mining equipment. Inquire Now

Usage Areas of Synchronous Motors. Synchronous motors are normally used in applications in which a constant and precise speed is required. Typical applications of these low power motors are positioning machines. They are also used in robot actuators. Synchronous motors are also used in ball mills, watches, record players, and turntables. They ...

ball mill synchronous motor for limestone grinding - . Ball mill – Crusher, Jaw crusher, China Crusher, Grinding . As the first class open grinding equipment, ball mill is widely used for . which is driven by low speed synchronous motor, and then drives ball mill .»More detailed. Get Price

30cm x 30cm ball mill used for FC Bond method of grindability testing. Operates at 70 RPM, automatic revolution counter, synchronous motor, smooth operating electric clutch. Includes ball charge. Built using the Fred Bond Theory. All material used is Mild Steel – 1018. TECHNICAL SPECIFICATIONS. FC BOND MILL OPERATING MANUAL

30000kW 6000V 750rpm. VFD AC SYNCHRONOUS MOTOR FOR ROUGH MILL. 7000kW 1650V 50/100rpmN. WEIGHT=200T. VFD AC SYNCHRONOUS. MOTOR FOR FINISH MILL. 6800kW 3150V 900/1500rpm. AC SYNCHRONOUS MOTOR FOR BALL MILL. 4500kW 10kV 200rpm.

Note 1. The weight of the large ball mill does not include the weight of the motor. 2. Other specifications of the ball mill can be provided according to the user's needs. 3. The motors in the table are all asynchronous motors. If the synchronous motor is selected when ordering, the technical parameters are for reference.