arduino ac motor speed control circuit

Tài liệu Mechatronics DC Motor / Tachometer Closed-Loop Speed Control System ppt

Tài liệu Mechatronics DC Motor / Tachometer Closed-Loop Speed Control System ppt

... 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 ... Mechatronics Kevin Craig DC Motor / Tachometer Closed-Loop Speed Control System 21 Table 1. Specifications of the Honeywell 22VM51-020-5 DC Motor with Tachometer Motor Characteristics Units Values ... Mechatronics Kevin Craig DC Motor / Tachometer Closed-Loop Speed Control System 17 Mechatronics Kevin Craig DC Motor / Tachometer Closed-Loop Speed Control System 29 9. Testing of the...

Ngày tải lên: 25/01/2014, 13:20

29 725 0
Power converter control circuits for two mass vibratory conveying system with electromagnetic drive simulations and experimental results IEEE trans

Power converter control circuits for two mass vibratory conveying system with electromagnetic drive simulations and experimental results IEEE trans

... to which the active section of the EVA is attached, comprising an active section and reactive section, with built-in elastic DESPOTOVIC ´ AND STOJILJKOVIC ´ : POWER CONVERTER CONTROL CIRCUITS FOR ... amplitude of LCE dis- placement , vibratory width of LCE , actual acceler- ation amplitude , double acceleration amplitude , and calculated acceleration amplitude . The calculated accelera- tion amplitude ... records of characteristic waveforms for VCS with transistor control. (a) EVA current and EVA voltage. (b) LCE displacement, LCE accel- eration, and EVA current. Fig. 16(d). The acceleration amplitude...

Ngày tải lên: 03/01/2014, 19:16

14 601 0
Tài liệu Speed Control SPC GAS SPRINGS, cushioned pptx

Tài liệu Speed Control SPC GAS SPRINGS, cushioned pptx

... . 1  Speed Control TM « SPC Gas Springs, cushioned 2486.12. FIBRO SPC Gas Springs Speed Control TM « are designed to reduce or eliminate the sheet metal retainer bounce back which is ... 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 ... a soft arrival for the sheet metal retainer. Benefits of the Speed Control TM « SPC Gas Springs, cushioned:  Prevents bounce back of sheet metal retainer.  Increased productivity through...

Ngày tải lên: 22/01/2014, 02:20

4 335 0
Chapter 14  permanent magnet AC motor drives

Chapter 14 permanent magnet AC motor drives

... or nonsinusoidal back emf waveforms. Machines with sinusoidal back emfs may be controlled so as to achieve nearly con- stant torque; however, machines with a nonsinusoidal back emf may be less ... nominal operating speed of 200 rad/s (mechanical). 542 PERMANENT-MAGNET AC MOTOR DRIVES The structure of the control algorithms determines the type of permanent-magnet ac motor drive, of which ... structure of the controls Figure 14.1-1. Permanent-magnet ac motor drive. Electrical System Command Signal Power Converter Control PM AM Mechanical System Sensors 566 PERMANENT-MAGNET AC MOTOR DRIVES ...

Ngày tải lên: 16/02/2014, 18:54

42 353 0
Practical Troubleshooting of Electrical Equipment and Control Circuits pptx

Practical Troubleshooting of Electrical Equipment and Control Circuits pptx

... torque characteristics of a series motor and the speed regulation of a shunt motor. 2. AC machines (a) Squirrel-cage induction motor AC machines are simple and sturdy. The most common machine ... start/stop control of AC drives 166 6.11 Control wiring for VSDS 169 6.12 Commissioning VSDs 170 7 Troubleshooting control circuits 173 7.1 Basic control circuits 173 7.2 Ladder logic circuits ... three-phase AC motors 68 4.3 Fundamental of single-phase AC motors 78 4.4 DC motors 81 4.5 Motor enclosures 85 4.6 Motor terminal identification and connection diagram 86 4.7 Motor rating...

Ngày tải lên: 07/03/2014, 08:20

248 541 2
báo cáo hóa học:" Scan speed control for tapping mode SPM" docx

báo cáo hóa học:" Scan speed control for tapping mode SPM" docx

... As a result, the speed of a closed-loop control system (that is, without loss of surface) is determined by the time constant 0 0 i G K τ . Feedback speed, the speed of the actuator, is limited ... control [1, 2]. Let us find the maximum scan speed without loss of surface. The transient response of the loop control to a capacitive displacement sensor output (if the high-frequency pole ... line traces of the calibration grating with the step height equal to 25 nm. At a constant speed of 30 µm/s (a), with a dynamic control (b), and with a dynamic control and at a variable speed...

Ngày tải lên: 21/06/2014, 17:20

10 322 0
ADVANCES IN MOTOR TORQUE CONTROL pdf

ADVANCES IN MOTOR TORQUE CONTROL pdf

... frequency 1/τ q .is 20 (Hz) because reaction torque Advances in Motor Torque Control 16 Sub motor controller Sub motor Rack & Pinion Torque Sensor Main motor Electric Signal Line Planetary ... torque- control motor capable of achieving faster and easier root canal preparation. Speed and maximum torque levels are preselectable and constantly controlled by the TCM III control unit. Speed ... electric motors without torque control and the electric torque control motors. (Fig 4) Fig. 4. Torque control motor. Theoretically, the torque control hand pieces (motors) take into consideration...

Ngày tải lên: 29/06/2014, 09:20

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AC motor doc

AC motor doc

Ngày tải lên: 13/07/2014, 00:20

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Motor control sensor feedback circuits

Motor control sensor feedback circuits

... R 2 I C I C V H- V H+ B I I Printed Circuit Board AN894 DS00894A-page 10  2003 Microchip Technology Inc. BACK EMF CONTROL METHOD The back electro-magnetic-force (EMF) or sensorless motor control method obtains the speed ... signal-conditioning circuitry into a single package. In most motor control systems, several sensors are used to provide feedback information on the motor. These sensors are used in the control loop ... Management Input Microcontroller Driver Motor Feedback Torque Speed Direction Current Sensor Sensors * Speed * Shaft Position * Rotation Direction PICmicro ® Motor Control Sensor Feedback Circuits ...

Ngày tải lên: 03/01/2014, 18:55

18 457 0
Design and Implementation of a Three-Phase Induction Motor Control Scheme

Design and Implementation of a Three-Phase Induction Motor Control Scheme

... detect the outputs of an induction motor, we can use this motor controller to control an induction machine. • TMS320F243 DSP controller. This is manufactured by the Texas Instruments Company ... nominal speed. However, outside the rated speed operation, the flux has to be decreased like an inverse function of speed. By weakening the rotor flux, the induction machine can reach speeds ... to develop a control strategy for the DSP controller that controls the torque production within the induction machine. However, there is no great emphasis placed on precise torque control. ...

Ngày tải lên: 27/10/2013, 23:15

93 695 1

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