... designed to control a brush-less DC motor. However, by constructing a feedback loop that can detect the outputs of an induction motor, we can use this motor controller to control an induction ... for a three -phase induction motor drive. This induction motor drive is proposed to be incorporated into a “hybrid car” or an “electric car”. 1.2. Available resources ã Motor controller ... compatible voltage supply for the motor controller that will be used for this thesis. ã Induction motor. Three -phase, 0.5kW, 4-pole machine. This induction motor is only used for the prototype...
Ngày tải lên: 27/10/2013, 23:15
... SINGLE- PHASE INDUCTION MACHINES 367 Figure 9.8-5. Free-acceleration characteristics of a capacitor-start single- phase induction motor. Figure 9.8-4. Average steady-state torque versus speed ... INDUCTION MACHINES 349 Open-Circuited Stator Phase For the purpose of analyzing an open-circuited stator phase, which is equivalent to single- phase operation, let us consider the stator circuits ... starting to be used in some of these appli- cations, the single- phase induction motor remains in wide use. As we have mentioned, the single- phase induction machine cannot develop a start- ing torque....
Ngày tải lên: 16/02/2014, 18:48
Tài liệu Mechatronics DC Motor / Tachometer Closed-Loop Speed Control System ppt
... A schematic diagram of a DC motor is shown in Figure 6. Figure 6. Schematic Diagram of a DC Motor Mechatronics Kevin Craig DC Motor / Tachometer Closed-Loop Speed Control System ... Craig DC Motor / Tachometer Closed-Loop Speed Control System 11 The DC motor/ tachometer system has a single input and a single output. The input is the voltage applied across the two motor terminals. ... root-locus domain. Mechatronics Kevin Craig DC Motor / Tachometer Closed-Loop Speed Control System 24 Mechatronics DC Motor / Tachometer Closed-Loop Speed Control System 1. Introduction This...
Ngày tải lên: 25/01/2014, 13:20
Direct control methods for matrix converter and induction motor
... closed loop control of a drive system consisting of matrix converter and induction machine. Slip control and field oriented control are the basic methods applied for closed loop control [4]. ... Converters in Direct Torque Control of Induction Machines,” IEEE Trans. Ind. Electron., vol. 48, pp. 1057-1064, December 2001. [10] M. Depenbrok, “Direct Self -Control (DSC) of Inverter-Fed Induction Machine”, ... are the basics of Direct Torque Control, Direct Current Control and Sliding Mode Control of matrix converters. I. INTRODUCTION In recent years many research results on control methods for matrix...
Ngày tải lên: 13/05/2014, 00:55
bài giảng-vhdl - Very High speed integrated circuit Description Language
Ngày tải lên: 12/09/2013, 22:38
Tài liệu tiếng anh Điện tử công suất mạch MERS Improved performance of induction motor using magnetic energy recovery switch
Ngày tải lên: 15/10/2013, 16:10
SINUSOIDAL PWM OPERATION OF AN AC INDUCTION MOTOR CONTROLLER
Ngày tải lên: 17/12/2013, 18:06
Tài liệu A neural-network-based space-vector PWM controller for a three-level voltage-fed inverter induction motor drive doc
... algorithm in the MATLAB Neural Network Toolbox. The performance of an open-loop volts/Hz speed- controlled induction motor drive has been evaluated with the ANN-based modulator and compared with that ... Silva, and M. P. Kazmierkowski, “A neural network based space vector PWM controller for voltage-fed inverter induction motor drive,” IEEE Trans. Ind. Applicat., vol. 36, pp. 1628–1636, Nov./Dec. ... 2000. [3] J. O. P. Pinto, B. K. Bose, and L. E. B. da Silva, “A stator flux oriented vector-controlledinduction motor drive with space vector PWM and flux vector synthesis by neural networks,” IEEE...
Ngày tải lên: 22/12/2013, 08:16
Single phase uninterruptible power supply based on z source inverter
... D. Lorenz, Control topology options for single- phase UPS inverters,” IEEE Trans. Ind. Appl., vol. 33, no. 2, pp. 493–501, Mar./Apr. 1997. [16] P. Mattavelli, “An improved deadbeat control for ... 28–38, Spring 2007. [7] P. K. Jain, J. R. Espinoza, and H. Jin, “Performance of a single- stage UPS system for single- phase trapezoidal-shaped AC-voltage supplies,” IEEE Trans. Power Electron., vol. ... Mar. 19–23, 2006, pp. 348–354. [9] C H. Lai and Y Y. Tzou, “DSP-embedded UPS controller for high- performance single- phase on-line UPS systems,” in Proc. 28th IEEE Annu. Conf. Ind. Electron. Soc.,...
Ngày tải lên: 03/01/2014, 19:12
Tài liệu Speed Control SPC GAS SPRINGS, cushioned pptx
... Overview of Gas Springs 2 . 21369 . 2007 . 1 Speed Control TM ô SPC Gas Springs, cushioned 2486.12. FIBRO SPC Gas Springs Speed Control TM ô are designed to reduce or eliminate the ... caused by the increased return travel speed in high speed presses (link drive presses). SPC Gas Springs feature an integral return travel delay which reduces the speed of the gas spring to 0.4 m/s ... 2 . 21370 . 2007 . 1 3 Speed Control TM ô SPC Gas Springs, 2486.12. cushioned subject to alterations Force in daN at Piston...
Ngày tải lên: 22/01/2014, 02:20
Tài liệu AC Induction Motor Fundamentals docx
... AC INDUCTION MOTORS Generally, induction motors are categorized based on the number of stator windings. They are: ã Single- phase induction motor ã Three -phase induction motor Single- Phase Induction ... a single- phase power supply. In all single- phase induction motors, the rotor is the squirrel cage type. The single- phase induction motor is not self-starting. When the motor is connected to a single- phase ... Inc. FIGURE 9: TORQUE -SPEED CURVES OF DIFFERENT TYPES OF SINGLE- PHASE INDUCTION MOTORS THREE -PHASE AC INDUCTION MOTOR Three -phase AC induction motors are widely used in industrial and commercial...
Ngày tải lên: 25/01/2014, 13:20
Chapter 13 induction motor drives
... constant-slip control is a torque input control, a speed control is necessary for speed regulation. For the study shown in Figure 13.3-4, the torque command is calcu- lated in accordance with the speed control ... zero speed, when, approximately 250 ms into the study, the mechanical speed command is stepped Figure 13.6-2. Torque control loop. 504 INDUCTION MOTOR DRIVES taken. Another method of controlling ... described. 13.2. VOLTS-PER-HERTZ CONTROL Perhaps the simplest and least expensive induction motor drive strategy is constant volt-per-hertz control. This is a speed control strategy that is based...
Ngày tải lên: 16/02/2014, 18:54
HOBBYKING BRUSHLESS ELECTRONIC SPEED CONTROL FOR CAR OR TRUCK potx
Ngày tải lên: 16/03/2014, 12:20
Single phase fully controlled rectifier
... 50 mH. The motor is supplied from a single phase fully controlled converter operating from a 230 V, 50 Hz, single phase supply with a firing angle of α = 30°. At what speed the motor will supply ... IIT, Kharagpur 23 10.2 Single phase fully controlled halfwave rectifier 10.2.1 Resistive load Fig.10. 1(a) shows the circuit diagram of a single phase fully controlled halfwave rectifier ... a single phase fully controlled converter the _________ of an uncontrolled converters are replaced by ____________. ii) In a fully controlled converter the load voltage is controlled by controlling...
Ngày tải lên: 14/05/2014, 22:32
Single phase uncontrolled rectifier
... discussed. Version 2 EE IIT, Kharagpur 8 Fig 9.2 shows the circuit diagram and the waveforms of a single phase uncontrolled half wave rectifier. If the switch S is closed at at t = ... Kharagpur 34 Version 2 EE IIT, Kharagpur 26 Fig 9.6 shows the circuit diagram and waveforms of a single phase split supply, uncontrolled full wave rectifier supplying an R – L load. The split ... Version 2 EE IIT, Kharagpur 13 The split supply full wave single phase rectifier offers as good performance as possible from a single phase rectifier in terms of the output voltage form factor...
Ngày tải lên: 14/05/2014, 22:33