• Optimal design of stator and rotor slot of induction motor

     · 1 Introduction. The rapid development of automotive vehicle market has encouraged the researchers to design and develop more efficient electric vehicle (EV), hybrid EV and fuel-cells vehicle (FCV) [].Induction motor (IM) and permanent magnet (PM) motor are the most common types of propulsion machines that are found in commercial EVs [].The exceptional features of IM such as

  • Rotary Airlock Valvean Engineering guide (Design

     · Use of designs with extraction bars Foreign body trapped in between rotor and stator Install sieve and magnet in upstream process Thermal expansion reducing clearance Proper specification of the valve and design of process (after cooler, temperature sensor

  • Diagnosis methods of stator short circuit faults of BLDC

     · The range of faults that could occur in BLDC machines includes stator faults, rotor faults, and inverter faults. Yazici and Kliman [6] use short-time Fourier transforms (STFTs) and pattern-recognition techniques to detect faults in induction motors under varying operating conditions. Their

  • Electric vehicles Technology briefELE Times

     · ELE Times Bureau. -. October 9, 2020. Rapid and widespread adoption of Electric vehicles has been impeded by consumers’ anxiety over the reliability of batteries, limited autonomous options, and many other issues. In 2020, highly advanced technologies will be integrated into EVs to address these issues and entice consumers.

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  • Detecting Turn Shorts in Rotor Windings A New Test Using

    A time-harmonic analytical model is presented for a combined study of demagnetization and rotor eccentricity in single-stator double-rotor axial flux permanent magnet synchronous machines (AFPMSM).

  • Rotor Induction Motoran overview ScienceDirect Topics

    Permanent-magnet (PM) motors have a stator winding configuration similar to the three-phase induction motors, but they use permanent magnets in the rotor instead of a squirrel cage or wound rotor. The permanent-magnet rotor tracks with synchronism the stator rotating field, and therefore the rotor speed is equal to the rotating magnetic field

  • Electric vehicles Technology briefELE Times

     · ELE Times Bureau. -. October 9, 2020. Rapid and widespread adoption of Electric vehicles has been impeded by consumers’ anxiety over the reliability of batteries, limited autonomous options, and many other issues. In 2020, highly advanced technologies will be integrated into EVs to address these issues and entice consumers.

  • This Inside-Out Motor for EVs Is Power Dense and (Finally

    The flux is routed from the rotor’s permanent magnet through the air gap and the stator teeth, taking a 180-degree bend through the yoke and back to another magnet.

  • The numerical modeling of rotor–stator rubbing in rotating

     · The rotor–stator rubbing in rotating machinery generated as a consequence of rotor imbalance, shaft misalignment, and casing deformation is a potential threat to the machinery that seriously affects its performance. Timely prediction and correction of the rubbing are essential for the prolonged life of the machinery and its overall performance.

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  • BLDC Motor Controller Design Principles & Circuit Examples

     · The sensors measure the rotor’s position and send out this data. The controller receives the information and enables the transistors to switch the current and energize the required winding of the stator at the right time. Types of BLDC Motors and Controllers. Depending on the rotor’s placement, BLDC motors can be of two types

  • EV's and Indian Manufacturing Prof. Ashok Jhunjhunwaala

     · The permanent magnets are usually placed in the part that rotates, the rotor. It is easier for all electrical connections to be made in the stationary part, the stator. There are two types of permanent magnet motor designs based on the relative position of the stator and rotor. One stator outside, rotor inside. Two rotor outside, stator inside.

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  • BLDC Motor Controller Design Principles & Circuit Examples

     · The sensors measure the rotor’s position and send out this data. The controller receives the information and enables the transistors to switch the current and energize the required winding of the stator at the right time. Types of BLDC Motors and Controllers. Depending on the rotor’s placement, BLDC motors can be of two types

  • Analysis and reduction of cogging torque in direct‐drive

    1 INTRODUCTION. The external-rotor permanent magnet synchronous motor (ERPMSM) with high efficiency and high power factor has a good prospect in the area of direct drive application such as mobile robot, electric vehicle, wind power generation, belt conveyor [1, 2].Among them, the belt conveyor which served as the transport equipment to improve the transport efficiency is widely used in mining

  • (PDF) Manufacturing Methods of Stator Cores with

    This paper presents a permanent-magnet servomotor, built with a powdered iron stator, which has been designed to take full advantage of the properties of the material.

  • Mx Stator And Rotor Waste Circuit Board Shredder,Compost

    Application the crusher is used for motor stator and rotor, plug, miscellaneous line, plastic head, plastic, circuit boards, rubber crushing. Capacity Plug 500kg/h stator and rotor kg/h. Output size below 30mm. Voltage 380v /50hz or customized. Null load

  • Design generator of magnetic power (Based on gap rotor

    PDF On Feb 1, 2021, S H Susilo and others published Design generator of magnetic power (Based on gap rotor-stator motor magnet) Find, read and cite all the research you need on ResearchGate

  • rotor stator commutator electro-magnetism magnetic

    The stationary part is the stator. Though configurations vary, the stator is most often a permanent magnet or row of magnets lining the edge of the motor casing, which is usually a round plastic drum. The Rotor. Inserted into the stator is the rotor, usually consisting of copper wire wound into a coil around an axle.

  • Intensity Magnetic Separatoran overview ScienceDirect

    The Jones wet high-intensity magnetic separator (WHIMS) was developed in 1956.The structure of the Jones separator is shown in Figure 9.6 and consists mainly of an iron-core electromagnet, a vertical shaft with two (or more) separating rings, a driving system, and feeding and product collection devices. Grooved plates made of magnetic conductive iron or stainless steel serve as a magnetic

  • (PDF) Training Report on Manufacturing of Turbo Generator

    Bharat Heavy Electricals Limited (BHEL) is an Indian integrated power plant equipment manufacturer and operates as engineering and manufacturing company based in New Delhi, India. Established in 1964, BHEL ushered in the indigenous Heavy Electrical

  • A review of multiphase energy conversion in wind power

    1. Introduction. With the gradual depletion of global fossil fuels and the deterioration of ecological environment, countries all over the world attach great importance to the utilization and development of clean energy to achieve a low-carbon economy [1,2].As one of the clean and renewable energy sources, wind power is the most potential and available renewable energy both commercially and

  • 2. ELECTRIC MOTORS

     · The rotor resistance can be determined from locked rotor test at reduced frequency, but rotor I2R losses are measured from measurement of rotor slip. Rotor I2R losses = Slip × (Stator InputStator I2R LossesCore Loss) Accurate measurement of slip is

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  • BHEL HARIDWAR,CONSTRUCTION OF TURBO GENERATOR

    BHEL Haridwar is divided in two sections- A) CFFP Central Foundry Forge Plan B) HEEP - Heavy Electrical Equipment Plant • TURBO GENRATOR AND EXCITER SYSTEMBLOCK1 • POWER EQUIPMENTSBLOCK 2 • STEAM AND GAS TURBINEBLOCK 3 • WINDINGS OF TURBO GENERATOR AND INSULATIONBLOCK 4 • WATER BOX AND STORAGE TANKBLOCK 5 • RINGS , STATOR

  • Analysis of rotor slot width influence on a bearingless

     · The two prototypes use the same structure and material of the stator. When machining the rotors, only the slot width is changed. Meanwhile, the two experiments are conducted under same conditions, including the rotor and stator currents, the horizontal position as well as the measuring equipment.

  • Magnetic Flux in BLDC Rotor All About Circuits

     · If the rotor is made of ferromagnetic material then yes, the magnets' flux is shorted out by it, so little will couple to the stator. Without any coils energised the force between rotor and stator will always be attractive. The magnetic coupling would be improved if the magnets' poles were closer to the stator.

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    Find listing of motor recycling machine, motor recycling machine manufacturers, suppliers, dealers & exporters from India. Get motor recycling machine at best

  • (PDF) Manufacturing Methods of Stator Cores with

    The purpose of this paper is to investigate the difficulties in manufacturing a stator core with concentrated windings. The existing solutions are compared in terms of cost, required equipment for

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