dc motor speed control using pwm technique ppt
Tài liệu Mechatronics DC Motor / Tachometer Closed-Loop Speed Control System ppt
... pulse-width-modulated (PWM) power amplifier. Motor speed is measured using an analog tachometer. Figure 2. Physical System Mechatronics Kevin Craig DC Motor / Tachometer Closed-Loop Speed Control ... 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 10 ã ... 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...
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Tài liệu Speed Control of DC Manchines pptx
... Brer vr Br Ir Fr Brvr er Br Ir Fr Đặc tính cơ của động cơ DC kích từ nối tiếp Example 4: Example 5: Đặc tính cơ 4 phần tư...
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Direct torque and indirect flux control of brushless DC motor with non sinusoidal back EMF without position sensor
... Block Indirect torque control method of BLDC motor explained in [9] was extended to a direct torque and indirect flux control technique for six-switch inverter BLDC motor in [7] which is suitable ... conduction DTC of BLDC motor drive with six-switch inverter scheme. Keywords: Brushless dc (BLDC) motor, sliding mode observer, direct torque control (DTC), stator flux control, fast torque ... reported to control of BLDC motor using six-switch three-phase inverter (SSTPI). Direct torque control (DTC) scheme was first proposed by Takahashi [1] and Depenbrock [2] for induction motor drives...
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Direct torque and indirect flux control of brushless DC motor
... maximum-efficiency control of BLDC motor, ”IEEE Trans. Ind. Electron., vol. 47, no. 1, pp. 109–114, Feb. 2000.[22] L. Hao and H. A. Toliyat, “BLDC motor full -speed operation using hybridsliding ... INDIRECT FLUX CONTROL OF BRUSHLESS DC MOTOR 355TAB L E ISWITCHINGTABLE FORDTCOFBLDC MOTORUSINGTHREE-PHASECONDUCTIONindirectly kept at its optimum level, while the motor speed isless ... programming-based control of brushless motors,”IEEE Trans. Control Syst. Technol., vol. 11, no. 1, pp. 139–146, Jan. 2003.[19] S. J. Kang and S. K. Sul, “Direct torque control of brushless dc motor withnonideal...
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Direct torque control of four switch brushless DC motor with non sinusoidal back EMF
... only the torque is controlled without speed control, the time range of control system under transient state is selected short. The motor speeds up to a very large value if the motor is run longer ... bill.alexander@idealpowerconverters.comAbstract—This paper presents a direct torque control (DTC) technique for brushless dc (BLDC) motors with non-sinusoidal back-EMF using four-switch inverter in the constant torque region. ... of a BLDC motor drive using four-switch inverter with faster torque response due to the fact that the voltage space vectors are directly controlled. Therefore, the direct torque controlled...
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Pseudo vector control – an alternative approach for brushless DC motor drives
... conventional control system for BLDC motor (Fig. 2). The motor is fed by a PWM- controlled MOSFET inverter. As we can see in Figs. 2 and 3, the currents are controlled by 3 current controllers ... motor that is fed by square-wave current and it is often called Brushless DC Motor (BLDCM). The main difference between two kinds of motors from the control viewpoint resides on current control ... machine, Vector control, Pseudo-vector control, Torque ripple minimization. I. INTRODUCTION A. Sine-wave PM Motor vs. Square-wave Motor: Vector Control vs. Phase Current Control With the...
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Tài liệu Speed Control SPC GAS SPRINGS, cushioned pptx
... Overview of Gas Springs 2 . 21369 . 2007 . 1 Speed Control TMô SPC Gas Springs, cushioned 2486.12.FIBRO SPC Gas Springs Speed Control TMô 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 TMô SPC Gas Springs, 2486.12. cushionedsubject to alterationsForce in daN at Piston...
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Tài liệu Báo cáo " Determination of the annual beta dose by meaming beta activity using the liquid scintillation technique " ppt
... dating of pottery by thermoluminescence technique. In comparision with the radiocarbon technique, the preliminary results shown that the liquid scintillation technique may be applied effectively ... beta dose evaluation is, the more reliable is the technique of thermoluminecence dating [5,6]. Fig. 1. the measurement of the gamma dose rate using the radiometer CΡΠ-68-01. This paper presents ... activity using the liquid scintillation analyzer Tri-carb 2770TR/SL. 2. Experimentals, results and discussion The sample preparation procedure for measuring by liquid scintilation technique...
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Tài liệu Characterization of the Polymorphic Behavior of an Organic Compound Using a Dynamic Thermal and X-ray Powder Diffraction Technique pptx
... Sixteenth Street N.W., Washington, DC 20036ArticleCharacterization of the Polymorphic Behavior of an Organic Compound Using a Dynamic Thermal and X-ray Powder Diffraction Technique David Albers, Michelle ... Conditions. DSC analyses were performed using aTA 2910 DSC with open aluminum pans (TA Instruments; no.900793.901 or 990999.901). The samples were heated using ascan rate of 5 °C/min with a 30 ... program was complete, the trappedvolatiles were analyzed using sub-ambient GC/MS.TGA Conditions. TGA analysis was performed on severalsamples using a TA 2950 TGA with a platinum pan. A nitrogenatmosphere...
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Pragmatic Version Control Using CVS pptx
... development process using version control. Version Control, sometimes called source code control, is thefirst leg of our project support tripod. We view the use ofversion control as mandatory ... gentleintroduction to a particular version control system, CVS.Prepared exclusively for Francilene Procopio Garcia RO AD MA P 6 Using version control gave Fred and Wilma the control andthe flexibility to ... your project.This volume, Pragmatic Version Control, describes how to useversion control as the cornerstone of a project. A project with-out version control is like a word processor without an...
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Báo cáo khoa học: The proximity between C-termini of dimeric vacuolar H+-pyrophosphatase determined using atomic force microscopy and a gold nanoparticle technique ppt
... precisely determined using current techniques. As a result, we were alsounable to accurately determine the proximity of theV-PPase C-termini using the antibody-binding technique. We hence employed ... between C-termini of dimeric vacuolarH+-pyrophosphatase determined using atomic forcemicroscopy and a gold nanoparticle technique Tseng-Huang Liu1, Shen-Hsing Hsu1, Yun-Tzu Huang1, Shih-Ming ... the mica surface. (C) Histo-gram of V-PPase height determined using the AFM image in (A).(D) Histogram of V-PPase width determined using the AFM imagein (A).Adjacent C-termini of dimeric H+-pyrophosphatase...
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AIR POLLUTION DETERMINATION USING REMOTE SENSING TECHNIQUE pptx
... S. Lim, M. Z. MatJafri, K. Abdullah and C. J. Wong (2009). Air Pollution Determination Using RemoteSensing Technique, Advances in Geoscience and Remote Sensing, Gary Jedlovec (Ed.), ISBN: 978-953-307-005-6, ... http://www.intechopen.com/books/advances-in-geoscience-and-remote-sensing/air-pollution-determination -using- remote-sensing -technique #FXCPEGUKP)GQUEKGPEGCPF4GOQVG5GPUKPIDE)LJ D...
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Brushless DC Motor Control Made Easy potx
... reading;**********************************************************************;*;* Main control loop;*Loopcall ReadADC ; get the speed control from the ADCincfsz ADC,w ; if ADC is 0xFF we’re at full speed - skip timer addgoto PWM ; add Timer0 to ADC for PWM movf ... Setup ADC (bank1)movlw B’00001110’ ; ADC left justified, AN0 onlymovwf ADCON1banksel ADCON0; setup ADC (bank0)movlw B’11000001’ ; ADC clock from int RC, AN0, ADC onmovwf ADCON0bsf ADCON0,GO ... identified 4 tasks of the control loop:ã Read the sensor inputsã Commutate the motor drive connectionsã Read the speed control ADCã PWM the motor drivers using the ADC and Timer0 addition...
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DC motor control for robot
... volume control Electric drill speed control Reasons for accurate speed control Motor speed should be independent of load. Differential drive platforms need to synchronize wheel speed ... a step response for our PID controller? Control systems What is a control system? What are some examples? What are the types of control systems? How are control systems represented? ... sec) Motor speed (30 rpm) Encoder resolution (500 counts/rev) PWM frequency (1kHz) Interrupt driven PID trigger Eliminates code tuning Maintains accurate PID timing Simple PWM circuitU1A74HC14A12U1B74HC14A34U1C74HC14A56U1D74HC14A98U1E74HC14A1110U1F74HC14A1312C1CAP...
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- induction motor speed control using pwm technique
- dc motor speed control using pwm method
- dc motor speed control with pwm technique using ir remote
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- microcontroller based dc motor speed control using pwm technique
- dc motor speed control through pwm technique
- dc motor speed control using pwm technique circuit diagram
- dc motor speed control using pwm technique
- dc motor speed control using pwm technique pdf
- arduino based dc motor speed control using pwm technique
- dc motor speed control using pwm pdf
- dc motor speed control using pwm 8051
- ac motor speed control using pwm technique
- dc motor speed control using pwm
- motor speed control using pwm technique
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