Motor torque slip curve at 2 different supply voltages

Slides:

Advertisements

Similar presentations

DC Motors ©Dr. B. C. Paul 2012 After slides prepared earlier by the author.

Advertisements

INDUCTION MOTOR Scalar Control (squirrel cage)

6.1 INTRODUCTION TO POLYPHASE INDUCTION MACHINES

6077SA NUE Phase Induction Motor Characteristics Interpret information from torque/slip curves of AC induction motors List the operating characteristics.

Maximizing Motor Power at Constant Voltage © 2012 Project Lead The Way, Inc.Principles Of Engineering.

Rotating Magnetic Field

Derek Meinke (ME, PM) Matthew Liff (ME) Tony Zhang (EE) Zaw Htoo (ISE)

ECE Electric Drives Topic 11: Slip-Recovery Drives for

Three-Phase Induction Motor Stator. Three-Phase Alternating Current.

Reluctance Motors An induction motor with a modified squirrel-cage rotor Single-phase or Three-phase rotor turns in synchronism with the rotating magnetic.

NEMA Constraints on Voltage and frequency A voltage variation of up to +/- 10% rated voltage while operating at rated frequency A frequency variation of.

Wound-Rotor Motor. Torque-slip (speed) curves for a wound-rotor motor.

ECE 4411 Induction-Motor Starting Connect directly across full-voltage using a contactor for each phase.

Prepared by: Luis Fernando Montoya Chun-Ju Huang Ashish K. Solanki

ET 332a Dc Motors, Generators and Energy Conversion Devices 1Lesson a.pptx.

Electric Motors and Motion Control Ara Knaian. Motors Motors convert electrical energy to mechanical energy Motors make things move LINEAR ELECTROSTATIC.

5.1 INTRODUCTION TO POLYPHASE SYNCHRONOUS MACHINES

Induction Motor Why induction motor (IM)? –Robust; No brushes. No contacts on rotor shaft –High Power/Weight ratio compared to Dc motor –Lower Cost/Power.

Elec467 Power Machines & Transformers

ORNL is managed by UT-Battelle for the US Department of Energy 2-K Pump Down Studies at SNS Presented at the CEC/ICMC 2015 – C3OrA Matthew Howell SCL Systems.

Unit 4: Electromechanical drive systems An Introduction to Mechanical Engineering: Part Two Electromechanical drive systems Learning summary By the end.

Eng. Alfonso Monroy Olascoaga Ph. D. Pedro Ponce Cruz ITESM-CCM

Unit III Induction Motor Drives Topic: Voltage / frequency control.

Introduction to AC Motors ChE 462. AC Motors Synchronous motor – constant speed independent of load; compressors Induction motor is a common form of asynchronous.

EE1 PEEE Refresher Class Power Part 3 notes by T. Ernst EE1 – Power Part 3 NotesFall 2011, Page 1.

STARTING OF 3PH INDUCTION MOTOR

Acceleration- Change in Velocity occurs when an object _____________________ occurs when an object ______________ in speed. occurs when an object __________.

Induction Motors Equations, Performance, Electrical Equivalent Circuits.

Three Phase Motors Maths

EE 401 Control Systems Analysis and Design Modeling an Electromechanical System The DC Servomotor Friday, Sept. 06, 2013 EE 401: Control Systems Analysis.

Maximizing Motor Power at Constant Voltage © 2012 Project Lead The Way, Inc.Principles of Engineering.

Nameplate Data. INTERNATIONAL STANDARD FOR MOTORS.

EE 401 Control Systems Analysis and Design Modeling an Electromechanical System The DC Servomotor Fri, Jan 29 EE 401: Control Systems Analysis and Design.

3 phase Induction motor speed control by v/f method Prepared by:- Dobariya Nilesh Bhuva jaydeep Upadhyay pranav.

SMJE 2103 DC Motors. DC Motor Discussion topics: 1.Basic structure 2.Field circuit connections 3.Equivalent circuit 4.Induced torque 5.Terminal characteristics.

Prepared by:- Chandan pathak ( ) Utpal rathod( ) Hitendra vyas( )

UNITED Group of Institution

Lesson 12a: Three Phase Induction Motors

THREE-PHASE INDUCTION MOTOR

Prepared by: Luis Fernando Montoya Chun-Ju Huang Ashish K. Solanki

Equations, Performance, Electrical Equivalent Circuits

SINGLE-PHASE INDUCTION MOTOR

Unit – IV Starting and Speed control of Three phase Induction motor

Lesson 14: NEMA Designs and Induction Motor Nameplate Data

Engineering Technology Division

Induction Motor as a Induction Genrator

ELEC 3105 Basic EM and Power Engineering

高等電機機械報告者:朱振源指導老師:秦純教授.

Induction motor control

Torque equation Torque developed = Nm Where,

Advanced Power Systems

PowerPoint Presentation for ER 2030

Energy Conversion and Transport George G. Karady & Keith Holbert

Three Phase Induction Motors

Landscape lighting for driveway

LUMEN METHOD E= N x n x ø x UF x MF A

Wound-Rotor Motor.

RiSE State-Based Voltage Control

Induction Motor Drives

OPTICAL DESIGN K.F. Chan (Mr.) MEBS 6002.

Prepared by: Luis Fernando Montoya Chun-Ju Huang Ashish K. Solanki

Bulkhead security lighting

ELLIPTICAL REFLECTOR K.F. Chan (Mr.) MEBS

LOUVRES Cut off angle Specular-shape louvre, e.g. dark light parabolic side K.F. Chan (Mr.) MEBS

CHAPTER 2: DC DRIVES (Part 3)

Electrical Machines (EELE 3351)

© The Author(s) Published by Science and Education Publishing.

18 Special-Purpose Electric Machine.

Electric Machine Design Course

Increasing V Torque Speed Characteristic of Regenerative Braking T.

Presentation transcript:

Motor torque slip curve at 2 different supply voltages K.F. Chan (Mr.) MEBS6000 2010

Motor torque slip curve at 2 different supply frequencies K.F. Chan (Mr.) MEBS6000 2010

Constant v/f Compare the blue and black curves with previous 2 slides K.F. Chan (Mr.) MEBS6000 2010

Speed change under constant torque load K.F. Chan (Mr.) MEBS6000 2010

Speed change under parabolic torque load K.F. Chan (Mr.) MEBS6000 2010

K.F. Chan (Mr.) MEBS6000 2010

Motor torque/slip curve at 2 different voltage/frequency supply, but at constant v/f ratio K.F. Chan (Mr.) MEBS6000 2010

Curve flipped K.F. Chan (Mr.) MEBS6000 2010