speed control of 3 phase induction motor ppt

... DIAGRAM OF 3- PHASE INDUCTION MOTOR CONTROL 3- Phase AC Input 3- Phase Diode Bridge Rectifier Capacitor Potentiometer Fwd/Rev Run/Stop ADC PWM1 PWM2 PWM3 PIC18XXX En FAULT HIN1 HIN2 HIN3 LIN1 LIN2 LIN3 ... 23 18 17 16 15 OSC1 C 13 15 pF 15 pF OSC1 C12 20 MHz Y1 RC3 RC2 RC1 RXD TXD R2 5K OSC1 OSC2 OSC2 13 OSC2 14 PIC18F452 RA0 RA1 RA2 RA3 RA4 RA5 RB0 RB1 RB2 RB3 RB4 RB5 RB6 RB7 S2 33 34 35 36 37 38 ... M AN8 43 Speed Control of 3- Phase Induction Motor Using PIC18 Microcontrollers Author: Padmaraja Yedamale Microchip Technology Inc INTRODUCTION Induction motors are the most widely used motors

Ngày tải lên: 11/01/2016, 14:28

... microcontrollers can be used for 3- phase AC induction motor control  2004 Microchip Technology Inc VF CONTROL A discussion of induction motor control theory is beyond the scope of this document We will ... AN889 MOTOR DRIVE The 3- phase induction motor is connected to a 3- phase inverter bridge as shown in Figure 3. The power inverter has switches that are controlled in order to generate 3- phase AC ... the salient points of VF control The base speed of the induction motor is directly proportional to the supply frequency and the number of poles of the motor Since the number of poles is fixed

Ngày tải lên: 11/01/2016, 14:35

... CmtnTrigHall 3- ph Induction Motor Figure A 3- ph Induction Motor V/Hz Drive Implementation SPRABQ8 – July 20 13 Submit Documentation Feedback Scalar (V/f) Control of 3- Phase Induction Motors Copyright ... Documentation Feedback Scalar (V/f) Control of 3- Phase Induction Motors Copyright © 20 13, Texas Instruments Incorporated Benefits of 32 -Bit C2000 Controllers for Digital Motor Control (DMC) www.ti.com Vmin ... 20 13 Scalar (V/f) Control of 3- Phase Induction Motors Bilal Akin and Nishant Garg ABSTRACT This application report presents a solution to control an AC induction motor using the TMS320F2803x

Ngày tải lên: 14/09/2020, 10:20

... 30 2.5.2 Test data collector 30 2.6 Pulse Width Modulation (PWM) .33 2.6.1 Pulse Width Modulation 33 2.6.2 STM32F103C8T6 35 Chapter 3: 3. 1 SYSTEM ... 2.1 .3 Pros and Cons 12 2.2 EMF and Counter-EMF 14 2 .3 Three -phase Induction Motor 14 2 .3. 1 Principle 14 2 .3. 2 Mechanical properties of Induction Motor ... 17 2 .3. 3 Braking control of asynchronous electric motor . 23 2.4 How to measure power of electric motor? 27 2.5 Load generator support frame and test data collector 30 2.5.1

Ngày tải lên: 22/02/2024, 12:39

... 3-  induction motor Figure 2.2: Per phase approximate equivalent circuit of a 3-  induction motor Figure 3. 1: SIMULINK model of a 3-  Induction motor Figure 3. 2: Parameters of 3-  induction motors ... in Fig 3. 32 Figure 3. 37:Torque -Speed Characteristics for machine parameters as in Fig 3. 32 Figure 3. 38: Parameters of 3-  induction motors (High Stator Resistance) Figure 3. 39: Rotor Speed Vs ... as in Fig 3. 26 Figure 3. 31:Torque -Speed Characteristics for machine parameters as in Fig 3. 26 Figure 3. 32: Parameters of 3-  induction motors (Low Stator Resistance) Figure 3. 33: Rotor Speed Vs

Ngày tải lên: 18/12/2013, 22:06

... design of sensorless control schemes of the of induction motor drive to improve the stability and the robustness of the control system The advantages of speed sensorless induction motor derives are ... adaptive speed observer dedicate to sensorless control for induction motor based on combination of artificial intelligence algorithms Appendix Motor Parameters 1.5 kW, 3- phase, 220 /38 0 V, 2.8/4.8 ... of an indirect vector controlled induction motor drive, IEEE-IECOM [ 13] Won, C., Kim, S and Bose, B.K (1992) ‘Robust position control of induction motor using fuzzy logic control? ??, Con Rec IEEE-IAS

Ngày tải lên: 04/12/2022, 16:01

... 86-21-5407-5 533 Fax: 86-21-5407-5066 Philippines - Manila Tel: 63- 2- 634 -9065 Fax: 63- 2- 634 -9069 China - Shenyang Tel: 86-24- 233 4-2829 Fax: 86-24- 233 4- 239 3 Singapore Tel: 65- 633 4-8870 Fax: 65- 633 4-8850 ... 66-2-694- 135 1 Fax: 66-2-694- 135 0 Italy - Milan Tel: 39 - 033 1-742611 Fax: 39 - 033 1-466781 Netherlands - Drunen Tel: 31 -416-69 039 9 Fax: 31 -416-69 034 0 Spain - Madrid Tel: 34 -91-708-08-90 Fax: 34 -91-708-08-91 ... Fax: 63- 2- 634 -9069 China - Shenyang Tel: 86-24- 233 4-2829 Fax: 86-24- 233 4- 239 3 Singapore... 65- 633 4-8870 Fax: 65- 633 4-8850 China - Shenzhen Tel: 86-755-82 03- 2660 Fax: 86-755-82 03-

Ngày tải lên: 11/01/2016, 16:55

... 63- 2- 634 -9065 Fax: 63- 2- 634 -9069 China - Shenyang Tel: 86-24- 233 4-2829 Fax: 86-24- 233 4- 239 3 Singapore Tel: 65- 633 4-8870 Fax: 65- 633 4-8850 China - Shenzhen Tel: 86-755-82 03- 2660 Fax: 86-755-82 03- 1760 Taiwan ... 49-89-627-144-0 Fax: 49-89-627-144-44 Korea - Daegu Tel: 82- 53- 744- 430 1 Fax: 82- 53- 744- 430 2 Italy - Milan Tel: 39 - 033 1-742611 Fax: 39 - 033 1-466781 Atlanta Duluth, GA Tel: 678-957-9614 Fax: 678-957-1455 ... offers a solution for high-performance, high -speed control of an induction motor drive AN1162 - Sensorless Field Oriented Control (FOC) of an AC Induction Motor (ACIM) (DS01162), Microchip Technology

Ngày tải lên: 11/01/2016, 17:01

... S N Speed Control Input MSP 430 Closed Loop Motor Drive Circuit Motor Control Figure Closed-Loop Control – MSP 430 Based Implementation The speed- control input, motor- drive circuit, and 3- phase ... closed-loop control for the 3- phase BLDC motor control 3. 1 Basic Block Diagram Similar to the open-loop control, closed-loop control regulates the speed of the motor by directly controlling the ... to the motor via the motor- drive circuitry and controls the motor speed accordingly Sensored 3- Phase BLDC Motor Control Using MSP 430 Copyright © 2011, Texas Instruments Incorporated SLAA5 03 – July

Ngày tải lên: 21/10/2016, 10:48

... 86-21-5407-5 533 Fax: 86-21-5407-5066 Philippines - Manila Tel: 63- 2- 634 -9065 Fax: 63- 2- 634 -9069 China - Shenyang Tel: 86-24- 233 4-2829 Fax: 86-24- 233 4- 239 3 Singapore Tel: 65- 633 4-8870 Fax: 65- 633 4-8850 ... 66-2-694- 135 1 Fax: 66-2-694- 135 0 Italy - Milan Tel: 39 - 033 1-742611 Fax: 39 - 033 1-466781 Netherlands - Drunen Tel: 31 -416-69 039 9 Fax: 31 -416-69 034 0 Spain - Madrid Tel: 34 -91-708-08-90 Fax: 34 -91-708-08-91 ... Fax: 886-7- 536 -48 03 China - Xiamen Tel: 86-592- 238 8 138 Fax: 86-592- 238 8 130 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 China - Xian Tel: 86-29-8 833 -7252 Fax: 86-29-8 833 -7256 Thailand

Ngày tải lên: 11/01/2016, 16:47

... Most of these appliances run on single -phase ac induction motors less than ½ horsepower And most of those motors lack a proper motor controller in order to run the motor more efficiently Motors ... more efficiently by varying the speed of the motor to match the load Motors are rated to operate best at full load A motor controller that can vary the speed of the motor automatically as the load ... frequency control part of the operation is verified experimentally The application for this ac motor controller is existing single -phase ac induction motors less than ½ hp The ac motor controller is a

Ngày tải lên: 17/12/2013, 18:06

... support of the Division of Viral Hepatitis and Division of Cancer Prevention and Control of the Centers for Disease Control and Prevention, the Department of Health and Human Services Office of Minority ... Epidemiology and Infection 133 (1):127- 136 McDonald, D 2009 The evaluation of a trial of syringe vending machines in Canberra, Australia Int J Drug Policy 20(4) :33 6 -33 9 McGinn, T., N O'Connor-Moore, ... Major decline of hepatitis C virus incidence rate over two decades in a cohort of drug users European Journal of Epidemiology 22 (3) :1 83- 1 93 PREPUBLICATION COPY: UNCORRECTED PROOF Copyright ©

Ngày tải lên: 06/03/2014, 01:20

... Q(λ) = λ − t 4 − 4t 3 + 6t 2 − 2t + 5 (1 − t )(t 3 − 3t 2 + 3t + 1) t 2 − 3t + 3 ⎛ 2 t 3 − 6t 2 + 15t + 14 ⎞ ⎜ (t − 3t + 3) λ + ⎟ P(λ) = − 3 ⎜ ⎟ t − 3t 2 + 3t + 1 ⎝ t 3 − 3t 2 + 3t + 1 ⎠ which gives ... loop closed 25 3- 2 58, 260, 26 4-2 67, 269, 280, 281, 28 3- 2 86, 30 9, 32 4, 33 2, 38 2, 39 0, 408, 409, 449, 45 8-4 60, 4 63, 465, 472, 4 73, 475, 485, 499, 5 03, 533 open 2 53, 254, 256, 25 ... 2 73, 276, 278, 28 3- 2 87, 297, 30 8, 31 5, 31 6, 36 3, 38 0, 451, 46 2-4 65, 470, 486 M margin delay 268, 269, 36 0, 38 1 gain 267, 270, 284, 287, 38 0 phase 188, 26 7-2 70, 284, 287, 297, 298, 30 1,

Ngày tải lên: 09/08/2014, 06:23

... fourth each of cases of downbeat nystagmus [30 , 34 ]. Treatment Since a loss of inhibitory cerebellar influence on the vestibular nuclei is one of the main pathophysiological mechanisms of downbeat ... oscillation around the line of gaze. A half-cycle consists of elevation and intorsion of one eye with synchronous Treatment of Oculomotor Disorders 1 83 depression and extorsion of the other eye [6, ... (and visual acuity) in 10 of 15 patients (3 ϫ 30 0–400 mg daily) [ 53] . Gabapentin Treatment of Oculomotor Disorders 185 was superior to vigabatrin in a small series of patients [69]; others have

Ngày tải lên: 10/08/2014, 03:20

... Effects of methoprene and juvenile hormone on larval ecdysis, emergence, and metamorphosis of the endoparasitic wasp, Apanteles congregatus. Journal of Insect Physiology 28, 32 9? ?33 4, 1982. ... Biochemistry and Physiology 113C, 35 9 ? ?36 7, 1996 Rembold, H., B Subrahmanyam, and T Muller Corpus cardiacum — a target for azadirachtin Experientia 45, 36 1? ?36 3, 1989 Retnakaran, A., K Hiruma, ... Effects of azadirachtin on levels of ecdysteroids and prothorac- icotropic hormone-like activity in Heliothis virescens (Fabr.) larvae. Journal of Insect Physiology 36 , 125– 131 , 1990.

Ngày tải lên: 11/08/2014, 04:20

... spindle motor is: eAX = 3eA (4 .3) Therefore, Eq. (4 .3) shows that the phase back-EMF of two -phase spindle motor is 3 times of the phase back-EMF of three -phase spindle motor at the same speed. ... are reasonable. Copper loss / EM torque 63. 65 63. 6 63. 55 63. 5 63. 45 63. 4 63. 35 63. 3 42.5 43 43. 5 44 44.5 45 45.5 46 46.5 Commutation angle (degree) Figure 2.25 The effect of changing commutation angle. 48 2.6 ... phases. 54 uA uX uAX 5.00V/div Figure 2 .32 The terminal voltages and the phase voltage of one phase. The phase voltages of two phases are shown in Figure 2 .33 . Phase BY lags phase AX by 90° and the phase detects the phase back-EMF

Ngày tải lên: 28/09/2015, 13:38

... AN 532 DS00 532 C-page 135 075B 075C 075D 075E 075F 0 230 2 0 230 3 0 230 4 0 230 5 0 230 6 0 230 7 0 230 8 0 230 9 0 231 0 0 231 1 0 231 2 0 231 3 0 231 4 0 231 5 0 231 6 0 231 7 0 231 8 0 231 9 0 232 0 0 232 1 0 232 2 0 232 3 0 232 4 0 232 5 ... 0 231 8 0 231 9 0 232 0 0 232 1 0 232 2 0 232 3 0 232 4 0 232 5 0 232 6 0 232 7 0 232 8 0 232 9 0 233 0 0 233 1 0 233 2 0 233 3 0 233 4 0 233 5 M M M M M 0 233 6 M M M M 0 233 7 0 233 8 0 233 9 6AC6 4AC8 6AC7 4AC9 0764 0001 0765 0002 0766 ... 076C 00 53 076D 00D2 076E 0052 076F 00F9 0770 00 43 0771 01 23 0772 0050 07 73 0145 M M M M M M 0 234 0 0 234 1 0 234 2 0 234 3 0 234 4 0 234 5 0 234 6 0 234 7 0 234 8 0 234 9 0 235 0 M M 0 235 1 M M M 0 235 2 M M M 0 235 3 M M

Ngày tải lên: 11/01/2016, 11:48

... Speed control by pole changing is explained, and we describe abnormal operating conditions of induction motors 3. 1 UNCONTROLLED OPERATION OF INDUCTION MOTORS In a majority of induction motor ... 3 UNCONTROLLED INDUCTION MOTOR DRIVES In this chapter, operation of uncontrolled induction motor drives is examined We briefly outline methods of assisted starting, braking, and reversing Speed ... rotor 43 44 CONTROL OF INDUCTION MOTORS Thus, high-efficiency motors, somewhat more expensive than standard motors, are particularly insensitive to load changes Clearly, an uncontrolled motor

Ngày tải lên: 12/02/2020, 21:33