قائمة الطعام
The JR winding slip ring motor is designed for use with ball mills. This type of motor optimizes the product structure and is a new product that improves process design, maximizing the use of mill equipment. The mechanical strength of the JR series ball mill motor winding is high, which improves the insulation level of the motor.
JR slip ring motor for ball mill JR ball mill motor adopts rotor string resistance full-voltage start-up, which has the advantages of small starting current, large starting torque, high efficiency, low noise, low vibration, good ventilation performance, reliable operation, convenient installation and maintenance.. Inquire Now
• 22 MW GMD for 28' ball mill • 28 MW GMD for a 40' SAG mill • 28 MW GMD for 42' SAG mill Whether it is size or an installation at the highest altitude (4600 m.a.s.l.), ABB's GMDs are well positioned to contribute to the building of larger and ever more powerful mills. — Leading the gearless mill drive evolution
Ball mills are commonly used in metal and non-metal mineral processing plant, chemical industry, construction materials, electricity industry and other industries, to grinding ore, coal and other material with all kinds of hardness. Used for grind size relatively coarse ore, first grinding. We can customize according to your demond. 1. Feeder 2.
Ball Mills. Ball mills have been the primary piece of machinery in traditional hard rock grinding circuits for 100+ years. They are proven workhorses, with discharge mesh sizes from ~40M to <200M. Use of a ball mill is the best choice when long term, stationary milling is justified by an operation. Sold individually or as part of our turn-key ...
475kw Jr Series Wound Rotor Slip Ring Motor Ball Mill Motor. JR series motors can be used as prime movers in mines, machinery industry, power plants and industrial and mining enterprises to drive various machinery such as fans, compressors, water pumps, crushers, ball mill machinery and other equipment....
Mill application features. Frozen charge protection – Detects frozen charge in the mill, minimizing equipment wear and liner replacements.; Coupling supervision – Detects if a failure or slippage occurs in the couplings and stops the system in case, preventing major damages.; Stand-still detection – Prevents the motors from re-starting if the mill is still rocking or moving after a stop ...
In future, two gearless mill drives and Sinamics cycloconverters will be used in the new production line with one SAG mill and one ball mill. Thus, one million tons of copper concentrate, 10 000 tons of molybdenum and four million ounces of silver oxide can be mined annually – even at an altitude of around 4600 m above mean sea level.
Ring-motor drives were first used in cement industry mills and later in mining industry applications. The largest ringmotor- driven mill in the world is a 36-ft diam., 16,000-hp SAG mill that ...
Ball Mill Design/Power Calculation - 911 Metallurgist. Jun 19, 2015· The ball mill motor power requirement calculated above as 1400 HP is the power that must be applied at the mill drive in order to grind the tonnage of feed from one size distribution. The following shows how the size or select the matching mill required to draw this power is ...
(1) Types on the Basis of Cylinder. 1. Short Cylinder Ball Mill: The ball mill with the cylinder length (L) less than 2 times of the cylinder diameter, i.e. the ball mill with L ≤ 2D is short cylinder ball mill, which is usually of single bin structure, mainly used for rough grinding or primary grinding operation, and can realize the wide use of 2-3 ball mills in series.
11kv Ball Mill Slip Ring Motor FOB Price: US $10,000-30,000 / Piece. Min. Order: 1 Piece. Contact Now. Video. Quick View. Three-Phase Phase and Ie 1 Efficiency Wound Rotor Induction Motor FOB Price: US $10,000-30,000 / Piece. Min. Order: 1 Piece. Contact Now. Video ...
Ball Rings: Bearings between frame and rotor shaft. Figure 4: Squirrel-cage rotor for induction machine (3) Figure 5: Cross section of a squirrel cage rotor with drop shaped bars (4) Motor Handbook 9 Structure and functional description Figure 1 shows the assembled arrangement of the stator and the rotor. ...
YRKK high voltage slip ring motor for cement mill ball mill. three phase electric motor slip ring motor 400kw ac motor. JR series slip ring motor electric 100kw. Country/Region: China. Main Products: AC motor,Efficiency motor,high voltage motor,low voltage …
If a ball mill uses water during grinding, it is a 'wet' mill. A typical ball mill will have a drum length that is 1 or 1.5 times the drum diameter. Ball mills with a drum length to diameter ratio greater than 1.5 are referred to as tube mills. Ball mills may be primary or secondary grinders.
Shell supported ball mills are ideal for the use of ring motor drives: 3 Because of the high rigidity of the mill shell, troublefree transmission of the magnetic forces is assured. 3 Due to the individual self-adjustment of the sliding shoes, the pole pads attached to the mill shell can be centered in the stator of the ring motor.
Sag Mill Motor Stator. Sag mill sag is an acronym for semiautogenous grinding and applies to mills that utilize steel balls in addition to large rocks for grinding the sag mills use a minimal ball charge of 6 to 15 a rotating drum throws large rocks and steel balls in a cataracting motion which causes impact breakage of larger.
EMZ was once again able to prevail in a strong international competition and win a tender for a 3,600 kW three-phase slip-ring motor to drive a ball mill in a cement plant in North Africa. The motor is designed as an electrically and mechanically interchangeable reserve motor, so that the motor can be installed on the existing foundations ...
"ringmotor". Almost 25 years later, the first GMD with 12.0 MW power and 13.0 rpm was installed in the minerals industry. Since then, numerous GMDs for ball mills and SAG mills have been installed in the minerals industry. The main advantages are that the GMD is adjustable in speed, and thus can fulfill the customer requirements with
Ball mills designed for long life and minimum maintenance overflow ball mill sizes range from 5 ft. x 8 ft. with 75 HP to 30' x 41' . and as much as 30,000 HP. Larger ball mills are available with dual pinion or ring motor drives. Our mills incorporate many of the qualities which have made the Marcy name famous since 1913.
YRQ ball mill special winding slip ring motor is a new product motor based on the original JR winding slip ring motor. The motor installation size and power and voltage level are consistent with the original JR motor, ensuring no difference in customer use. . YRQ motors comply with the relevant standards of relevant technical conditions.
Low Voltage Ball Mill Slip Ring Motor IP54 FOB Price: US $100-300 / set. Min. Order: 1 set Contact Now. 500HP 750HP 1000HP 1500HP Synchronous Motor FOB Price: US $30,000-60,000 / set. Min. Order: 1 set Contact Now. Video. Tfw Brushless AC Generator 1000HP ...
ring motor for ball mill - kidsartonline.nl. ring motor for ball mill; Ring Motor For Ballmill mgcricket.co.za. ball mill starting with slip ring motors and liqu Starting of slip ring induction motor explained in an easy manner A Slip Ring induction motor can be started with external resistance added in its be a form of rheostat, connected in star, thus kept at maximum when the motor …
The design of a ball mill can vary . Ring gear drives huge grinding mill Machine Design. Mar 01 2000 Ring-motor drives were first used in cement industry mills and later in mining industry applications. The largest ringmotor- driven mill in the world is a 36-ft diam. 16000-hp SAG mill that . list of yarn mills in china
Laguna Seca concentrator uses a SAG mill and three ball mills, all driven by gearless mill drive (GMD) systems. Table 1 gives ... (scope of mill supplier) Ringmotor M 2x heat exchanger U V W Y MLCP Motor Local Control Panel 36 42 Knife switches GMD Supplier Video Monitoring System +F04 Transient Recorder Fire Fighting System
Slip ring Motor: 11500KW 13.8kV 1195rpm VFD Asynchronous Motor for Rolling Mill：5500KW 3150V 900/1500rpm VFD Synchronous Motor for Rolling Mill：7000KW 1650V 50/120rpm Ball Mill Motor：4500KW 10KV 200rpm Mine Hoist Motor：2x3000KW 1500/6000V 38rpm Flameproof Motor：5000KW 6KV 1500rpm Turbo Generator：10000KW 10500V 3600rpm
The series JR is a wound rotor 3-phase asynchronous motor meeting technical specifications of ministerial standard JB563-64, which can drive ventilator, compressor, water pump, crusher, ball mill, cutting machine, transportation machinery and other equipment and can be used as a primary mover in mechanical industry, power station and various industrial & miming enterprises.
Practical 1: Title: Ball Milling Objective: To grind the coarse salt to a smaller size by using a ball mill and to obtain the particle size distribution of the initial and the sieved final mixture. Introduction: 'Ball milling is a method used to break down the solids to smaller sizes or into a powder. A…
for cranes industrial for robotics for conveyors for pumps high-temperature mill duty with built-in encoder. Submit. Other characteristics. performance (15) ... raw and cement ball-mill twin drives Slip Ring or other wound type rotor motors are used all over the world. CG Hungary is the first in the world to successfully break this tradition ...
The Project for Minera ndida Limitada, operated by BHP Billiton consists of the addition of a 4th ball mill and gearless ball mill ring motor drive with its corresponding cyclone separator to be installed in an adjacent building to the current concentrator building. It also includes a new regrind mill and its corresponding classification ...
vertical ball mill slakers eliminate grit disposal problems When lime or water quality is poor and/or when lime consumption rates are high, STT designs slaking systems utilizing a vertical ball mill. The total grinding process of a vertical ball mill utilizes all residual reaction value, virtually eliminates grit disposal problems, and ...
ball mill manufacturer for cement industry. ball mill manufactureres for cement industry in São Paulo. In addition to the ball mill, high-pressure grinding systems such as vertical roller mills (VRM) or high-pressure grinding rolls (HPGR) are in use today for cement grinding The specific energy demand of these grinding systems is comparatively low, but the cement …
ball mills, 18x27 drive with an air clutch. motor, $602,000 6050 F Ptimary SAG, 34x16 Ringmotor system. mill, $3.1 million 22,500 motor, $7 million 12,050 Two secondary ac synchronized motor coupled to a gear mill, $2.5 million ball mills, 18x27 drive with an air clutch. motor, $602,000 6050
حقوق النشر ©2000- 2022 شركة شنغهاي زينيث
