AC motor FTC 560K6. asynchronous 690 V with slip ring. Contact. Power: 500 kW - 2,500 kW. ... 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 …
In the dynamic world of electrical motors, one innovation stands out as a true powerhouse - the slip ring motor. We Are Leading Provider of Rotating Solutions. EN +86 571 86299170 ; FAX: +86 571 86299172; MAIL US AT, [email protected] 799 Linping Street, Yuhang District, Hangzhou, 311100, China. Home;
Slip ring induction motor is one of the types of 3-phase induction motor and is a wound rotor motor type. Because of various advantages like low initial current, high starting torque, and improved power factor, it is used in applications that require high torque, cranes, and elevators. The rotor windings consist of more number of windings ...
A Slip Ring Motor, commonly referred to as a wound-rotor motor, is a type of induction motor characterized by its unique design and operating principle. Unlike its …
The stator of a slip ring motor corresponds to a typical squirrel cage induction motor. However, the rotor is different - it consists of a three-phase winding, with each terminal connected to separate slip rings. The slip rings are in contact with an external secondary circuit via carbon brushes, in which resistors can be connected in series .
A slip ring (in electrical engineering terms) is a method of making an electrical connection through a rotating assembly. Formally, it is an electric transmission device that allows energy flow between two electrical rotating parts, such as in a motor . Slip rings on a hydroelectric generator; A - stationary spring-loaded graphite brushes,
SKYPE:+86 139 3119 2007. QQ: 568151260. E-mail: zclgroup@zcl-group. Welcome to visit our factory! Tags: Ball Mill Motor, The synchronous motor of the ball mill is a horizontal three-phase salient-pole synchronous motor. The installation method of the motor is horizontal installation.
Additionally, slip ring motors offer the advantage of providing variable speed control, allowing for precise adjustments in speed based on the application's requirements. Advantages and Applications. Slip ring motors offer several advantages over other motor types, making them well-suited for specific industrial applications.
YRQ series ball mill motor windings have high mechanical strength and improve the insulation level of the motor. The slip ring and carbon brush device of the motor are …
We recently had a failure on one of the two 6500kW Inductive motors driving a Ball Mill. Upon investigation it was realized that one of the three busbars connecting the slip ring to the rotor has melted and sheared off. What could have caused this failure? RE: Failure of an Inductive Motor on Ball Mill edison123 (Electrical) 29 Sep …
Understanding the specifics of the design and construction of a Slip Ring DC Motor becomes paramount to fully appreciate its working principle. It comprises key internal parts like the armature or rotor, the slip rings, the brushes, and the commutator. The stator field winding is arranged around the motor's housing.
TMEIC designs and manufactures two types of AC solutions for this purpose. Salient pole synchronous motors that meet the high power and torque demands of a hot strip mill, as well as roughing and finishing stands. Squirrel cage rotor motor applied to medium power requirements of reels and stands. Meets NEMA MG1 and JEM 1157 standards.
the body of the mill itself becomes the rotor. Ring-geared mill drive For mills with standard diameters or requiring less than 20 MW (approx.) of power, ring-geared mill drives (RMDs) offer the best solution. Three of the most common drive types for RMDs are low speed motors without a gearbox, high speed motors with a reduction gearbox, and ...
2200KW slip ring motor for cement ball mill replacement in Indonesia. In December 2018, the Indonesian partner sent an email saying that in the production workshop of a large local cement plant, a 2200KW high voltage slip ring motor used to drive the cement mill broke down due to its long service life. The cement production enterprise was very ...
We are looking at a 100Hp 12 pole 490 rpm Slip Ring motor on a rubber mill. The existing system is a resistance reversing starter from about 1930. We are pricing to replace the complete panel with a new starter panel using a vapormatic (electrolytic slip ring starter) for the slip rings instead of a resistance bank. This we have no problem with.
Ball mill motors are generally very large and costly to remove for service. Louis Allis has extensive experience in performing in-place refurbishment, repair, and rewind services …
Roller table motors Generators Rotating converter sets Drive systems ... Slip-ring motor for cement mill in IM 1101 design . 6600 V Slip ring (IC 611 + IC 616 + IC 666) Mill …
A three phase slip ring motor is an induction motor that operates using a three-phase power supply. The motor is typified by its main feature – the slip rings – which distinguish it from other types of induction motors (like the commonly used squirrel cage motor). The slip rings provide an external resistance to the rotor circuit, allowing ...
In a generator, the primary purpose of a slip ring assembly is to enable the flow of electricity to or from a rotating surface. As the generator's rotor turns, the connected slip rings also rotate. These conductive rings maintain a continuous electrical connection with the stationary part of the generator via the brushes.
Crushed ore is fed to the ball mill through the inlet; a scoop (small screw conveyor) ensures the feed is constant. For both wet and dry ball mills, the ball mill is charged to approximately 33% with balls (range 30-45%). …
Slip ring motors or also called wound rotor motors are the heart in a lot of drive applications in the high power range. They are most commonly used in the raw material industry like mining of ore and minerals or in the binders industry like cement, limestone and gypsum in diverse technologies of crushers, roller presses and mills but …
would be approximately 1800 rpm (considering 120 is a speed factor derived from rotational speed measures). Suppose that when the motor is at full load, the rotational speed drops to 1750 rpm, which is the rotor speed. Using these values, we can now calculate the slip. Slip (%) = ( (1800 – 1750) / 1800) x 100 ≈ 2.78%.
Standard design of modular slip ring motors with air-air heat exchangers (IC 611, IC 616, and IC 666) Construction types: IM B3, V1. Protection classes: IP55, optionally IP65. Voltage: from 230 V to 13800 V. Power: up to 8000 kW. Frame size: from 100 to 1000. Terminal boxes: right or left, rotatable by 4 x 90°.
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 …
Select™ Ball Mills . Drive Ø Diameter EGL Length Installed Power L/D Roller Driven 0,60 m (1,97 ft) 0,90 m (2,95 ft) 2,2 kW (1 HP) 1,50 Roller Driven 0,80 m (2,62 ft) 1,20 m (3,94 ft) 5,5 kW (7 HP) 1,50 Roller Driven 1,00 m (3,28 ft) …
The ball mill is the largest single power consumer in a cement plant. In recent applications 11,500 hp and larger drives have been installed. It is essential that with such large loads all aspects of the application are subject to evaluations that reflect the best available technology and operating practices. This paper examines the factors which influence the …
The equation for calculating slip is given by (Ns – N) / Ns, where Ns represents the synchronous speed and N is the actual rotor speed. Torque production is determined by the equation T = (3 * V^2 * R2′) / ωs, where V is the stator voltage, R2′ is the rotor resistance per phase, and ωs is the synchronous angular speed.
WEG presents the new M (Mining) series of slip ring motors for use in the mining and cement industries. Available in frame sizes IEC 355 to IEC 1000, the new M …