3 speed motor control switch

... 638-A 2X 637-A 3X 637-A 2X 638-A 3X 638-A 1X 617-AE 1X 438-A 2X 437-A 2X 438-A 3X 437-A 3X 438-A 1X 417-AE 1X 638-A 2X 637-A 3X 637-A 2X 638-A 3X 638-A 1X 617-AE 1X 438-A 2X 437-A 2X 438-A 3X ... 1CHAPTER 3Motor Control 3.1 AC Motor Control 3.2 DC Motor Control 3.3 Stepper Motor Control Trang 3AC Motor ControlTrang 53.1.1 Noiseless A.C Motor Control: Introduction to a 20 kHzSystem Controlling ... Heatsink temperature, T_hs 655-A 655-B 637-A 637-B 638-A 638-B 655-A 655-B 637-A 637-B 638-A 638-B 455-A 455-B 437-A 437-B 438-A 438-B 455-A 455-B 437-A 437-B 438-A 438-B 40 50 60 70 80 90 100 temperature

Ngày tải lên: 24/07/2014, 04:20

... 38Volts / Hertz (U/f )  Torque curves U/F2 (motor quadrant 11kW 400V) Trang 39Synchronous motor law The motor control laws Trang 40Synchronous Motor • The synchronous motor law permits the control ... the motor. Nominal motor voltage UNS Output voltage UCP FCP FRS Frequency Distribution Voltage Trang 32Volts / Hertz law (U/f) The motor control laws Trang 33Volts/Hertz (U/f) • Without speed ... Synchronous Motor SYN (BO) CTT=SYN Open loop Speed Range 100, Synchronous permanent magnet New Volts / Hertz Voltage vector control Current vector control Trang 45The motor control I The motor control

Ngày tải lên: 28/12/2015, 17:07

... how they are controlled Author: Ward Brown Microchip Technology Inc. PIC16Fxxx Supply Drivers Scaling Motor Timers I/O 3 3 3 3 ECCP Sensorless 3-Phase Brushless Motor Control with the ... detection MOTOR CONTROL CODE When the motor is running the motor control code has two major functions: status monitoring and motor control interrupts The overall view of the motor control code ... the motor posicommuta-tion and the motor speed Motor speed at various supply voltage and load conditions is a function of the motor design The control algorithm searches for this intrinsic speed

Ngày tải lên: 11/01/2016, 16:55

... speed-control input and the actual motor-speed feedback to update the timer PWM duty cycle that, in turn, controls the motor speed 3.2.2 Motor-Speed Feedback (Using Hall Sensors) The actual motor speed ... MSP430 PWM1 PWM3 PWM5 Vmotor + Vmotor -LS_U LS_V LS_W HS_W HS_V HS_U PWM2 PWM1 PWM4 PWM3 PWM6 PWM5 3-ph Commutation HallU HallV HallW N S S U Motor Drive Circuit Motor MSP430 Closed Loop Control ... Closed Loop Control Speed Control Input N Motor Speed Feedback Figure 7 Closed-Loop Control–MSP430 Based Implementation The speed-control input, motor-drive circuit, and 3-phase BLDC commutation

Ngày tải lên: 21/10/2016, 10:48

... Deceleration ramp time (dEC) Motor thermal current Control motor speed with variable resistance Make motor run forward Make motor run reverse Hands-on with motor control kit ... 2C control 3C control Run ( forward and reverse) Stop Adjustable speed with variable resistor Acceleration ramp time Deceleration ramp time Motor thermal current  wiring connection for a motor ... S.E.W – EURODRIVE LTD NORMANTON ENGLAND 3-PHASE 220V AC MOTOR ASYNCHRONOUS MOTOR Trang 7WIRING CONNECTIONTrang 8INVERTER SETTINGTrang 92-wire control and 3-wire controlTrang 10Forward and ReverseTrang

Ngày tải lên: 07/12/2022, 13:18

... Multi-Turn Primary B 2 3 4 A B Ip 1 3 Trang 10BACK EMF CONTROL METHODThe back electro-magnetic-force (EMF) or sensorless motor control method obtains the speed and position of the motor directly from ... + (R3/R2)) + ((R5 / (R4+R5)VDD)] Amplifier Gain = (1 + (R3 / R2)) Load VS RSENSE << R1 VOUT R1 R2 RSENSE C2 C3 R1 = R2 C1 = C2 C3 >> C1 and C3 >> C2 Common Mode Filter f-3dB ... conditions that may damage the motor As an example, Figure 1 pro-vides a block diagram of a DC motor control system to show the sensor feedback provided for a typical motor control A list of the sensors

Ngày tải lên: 03/01/2014, 18:55

... 0,6,12,12,16,21,27,30,32,34,35,36,35,35,34,32,32,31,30,30,28 2,0.001, 1,6,13,15,19,23,26,29,31,32,34,33,34,0,32,32,32,31,31,30,30 2,0.001, 2,6,14,18,21,24,26,27,30,31,32,32,32,33,32,32,31,31,31,30,29 2,0.001, 3,5,18,21,23,26,27,28,30,29,29,29,28,28,30,29,30,31,31,31,32 ... 0,8,15,12,11,11,14,16,19,27,28,31,32,32,33,33,15,33,33,33,33 1,0.001, 1,5,12,10,11,14,17,21,24,25,27,28,31,31,32,32,32,32,33,32,32 1,0.001, 2,6,13,13,15,15,18,23,24,25,26,28,29,30,31,30,30,31,31,31,31 1,0.001, 3,7,14,16,17,19,20,23,23,25,25,28,29,29,29,30,30,29,31,30,31 ... 3,5,18,21,23,26,27,28,30,29,29,29,28,28,30,29,30,31,31,31,32 2,0.001, 4,6,18,24,26,25,25,26,27,30,30,30,30,31,31,31,30,30,31,30,30 2,0.001, 5,6,19,27,26,26,26,26,28,29,30,30,30,30,29,31,30,30,30,30,31

Ngày tải lên: 22/05/2014, 18:05

... speech Crit Rev Oral Biol Med 1992, 3:233-267. 13 Smith A: Speech motor development: Integrating muscles, movements, and linguistic units J Commun Disord 2006, 39:331-349. 14 Green JR, Moore CA, Ruark ... appropri-ate graded muscle activity control for speech production [13] The deficits in spatial and temporal control may arise from poor motor coordination [13,39] These find-ings may imply children ... speech motor control in children with mild spastic CP It is important to conduct speech motor control ana-lysis in children with CP for several reasons First, quan-titative measures of motor control

Ngày tải lên: 19/06/2014, 08:20

... 0,27 (± 0,03) 0,27 (± 0,03) 0,26 (± 0,03) 0,29 (± 0,03) 0,3 (± 0,03) 0,04) + 0,31(± 0,03) + 0,3(± 0,05)* 0,3(± 0,05)* 0,32 (± 0,04) + 0,33(± 0,04) + Elderly subjects Hand Speed 2 0,23 (± 0,04) ... 0,29 (± 0,03) 0,28 (± 0,04) 0,26 (± 0,04) 0,04) + 0,34(± 0,04) + 0,31 (± 0,04) + 0,28 (± 0,04) + 0,31 (± 0,03) + 0,31(± 0,04) + 0,31 (± 0,04) + 0,3 (± 0,04) + 0,04) + 0,26(± 0,04) - 0,31 (± 0,08) ... Speed 2 0,23 (± 0,04) 0,22 (± 0,05) 0,23 (± 0,04) 0,22 (± 0,04) 0,22 (± 0,04) 0,23 (± 0,04) 0,23 (± 0,04) 0,23 (± 0,04) 3 0,20(± 0,04) + 0,22 (± 0,03) 0,20(± 0,03) + 0,17(± 0,02) + 0,19 (± 0,02)

Ngày tải lên: 19/06/2014, 08:20

... "Occupational Ther-apy", "Movement", "Upper Extremity", "Exercise", "Motor Skills" or "Motor Skill Disorders", "Biomedical Technol-ogy" or "TechnolTechnol-ogy", ... "Cerebrovascular Accident" not "Cerebral Palsy", "Exercise Therapy", "Rehabilitation", "Physical Therapy" not "Electric Stimulation Therapy", "Occupational ... Technol-ogy" or "TechnolTechnol-ogy", "Automation", "Feedback", "Knowledge of results", "Tele-rehabilitation" as well as spelling variations of these

Ngày tải lên: 19/06/2014, 08:20

... Università degli Studi "Roma TRE", Roma, ItalyEmail: Michela Goffredo* - goffredo@uniroma3.it; Ivan Bernabucci - i.bernabucci@uniroma3.it; Maurizio Schmid - schmid@uniroma3.it; Silvia Conforto ... is, where the arm has to go to) A neural controller then uses this infor-mation, regarding "where the arm is" and "where it is going to", to generate the specific outputs These ... the image contour is achieved by minimizing a cost function, defined "energy" As explained in [32], the contour is a controlled discrete spline function that can be parametri-cally represented

Ngày tải lên: 19/06/2014, 10:20

... K1M K2M W1 K3M Trang 12F2F K3M W1 V1 U1 V2 U2 W2 M1M K1T K1M K1T K1M K1M K2M K3M K1M K2M F1F F3F F2F Trang 13F2F K3M W1 V1 U1 V2 U2 W2 M1M K1M K1T K2M K3M K1M K2M K1M ON OFF F2F F1F F3F ... contactors K2M, K3M and motor M1M is switched off. Khi nhấn nút OFF (S0Q) mở mạch điều khiển, K2M, K3M mất điện và mô tơ M1M được tắt. Trang 11F2F V1 U1 V2 U2 W2 M1M F1F F3F F2F K2M K1M K1M K3M K2M K1M ... delta contactor (K3M) được cấp điện, main contactor (K2M) vẫn được cấp điện Motor chạy ở chế độ Tam giác Trang 10Switching off Khi nhấn OFFPressing pushbutton switch S0Q opens the control circuit,

Ngày tải lên: 03/07/2014, 07:20

... P 1 3 2 1 -+ U 3 A L M 3 5 8 5 6 7 -+ U 3 B L M 3 5 8 V s 1 2 3 4 5 R 2 4 4 x 4 7 0 D 1 3 D 0 D 1 D 1 4 D 2 D 3 D 1 5 D 1 6 L O 1 + C 1 2 3 3 u F -6 4 V D 5 C 1 1 0 4 H O 2 R E 2 V s 2 2 3 4 ... torque Tr = 30 N.m Trang 6DC Motor With Bipolar PWM ExcitationDC Motor Model Simulation Results Trang 7Voltage Average Applied To MotorMOTOR SPEED (rad/s) Motor Current (A) 3 DC Motor with unipolar ... /IN T 1 3 4 R B 2 /C A N T X 3 5 R B 3 /C A N R XR B 4 3 6 3 7 R B 5 /P G M 3 8 R B 6 /P G C 3 9 R B 7 /P G D 4 0 R C 0 1 5 R C 1 1 6 R C 2 /C C P 1 1 7 R C 3 /S C K 1 8 R C 4 /S D I 2 3 R C 5

Ngày tải lên: 09/07/2014, 20:20

... fastening motors in place, so not all motors have mounting bases For the motors that do have mounting bases, this is how the motor is fastened in place The bolt-hole dimensions and... drive motor ... NEMA-rated electric motors is foot-pounds, and for IEC-rated motors... the design of the motor Figure  2-1 3  Full-voltage stator current graph Figure  2-1 4  Design B induction motor torque ... performed by an electric motor And power determines how fast the work may be accomplished © Cengage Learning 2013 NEMA-rated electric motors is horsepower, and for IEC-rated motors is watts One horsepower

Ngày tải lên: 22/07/2014, 08:13

... Trang 1Combination Motor Control Units Motor control centers principally contain combination motor control units NEMA ICS-1-322 states that A combination motor control unit shall include ... The motor controller shall include motor and branch-circuit protection unless equivalent protection is otherwise provided A combination motor control unit takes all the elements required to control ... front? 4 A distinguishing feature of motor control centers from panelboards is that motor control centers _ a principally contain combination motor control units b principally contain

Ngày tải lên: 28/12/2015, 17:03

... SWR,CARRY 0032 0335 M RRF H_byte, F 0033 0603 M BTFSC SWR,CARRY 0034 05F6 M BSF L_byte,7 00172 0035 00173 LMT100 0035 0C01 00174 MOVLW 1H ; SUBTRACT 1 FROM THE HIGH BYTE TO SEE 0036 ... actual) This 00334 ; difference is then used to determine the proportional,integral and 00335 ; differential term contributions to the output 00336 00C6 00337 C_ERR 00C6 0211 00338 MOVF POSA,0 ... SWR,CARRY 002C 0335 M RRF H_byte, F 002D 0603 M BTFSC SWR,CARRY 002E 05F6 M BSF L_byte,7 00171 SHIFT 002F 0403 M BCF SWR,CARRY 0030 0336 M RRF L_byte, F 0031 0403 M BCF

Ngày tải lên: 11/01/2016, 11:48

... IssuesPWM control is a good way to control motor speed but it creates a few problems The problems are switching loss, radio frequency interference, low speed motor control and audio noise SWITCHING ... flowing through the motor Motor voltage can be easily controlled by using a PWM switch to chop the current to the motor proportionally to the desired throttle setting A simple PWM switch is an N channel ... harmonics away from sensitive fre-quencies and don’t switch the current to quickly LOW SPEED MOTOR CONTROL At low power/speed settings, the electric motor will not operate smoothly unless the PWM frequency

Ngày tải lên: 11/01/2016, 14:29

... calculated Frequency Selecting a PWM frequency for the motor control application will effect the sound of the motor and the power transistor's switching speed The human ear can detect frequencies ranging ... change the average voltage across the motor, which changes the motor's speed The PWM duty cycle is calculated by using Equation 3 The average voltage across the BDC motor is calculated by using Equation ... SENSORLESS MOTOR CONTROL FEEDBACK Sensorless RPM Measurement Low-cost RPM measurement can be performed with a BDC motor by measuring the back EMF voltage from the motor (see Figure 3) The BDC

Ngày tải lên: 11/01/2016, 14:35

... Pairs x 6 Speed Reference = Rated Motor Speed x ADC Value Maximum ADC Value #define MOTOR_RATED_SPEED ‘3500’ #define MAX_SPEED_REFERENCE ‘256’ SPEED_REF_RATIO = MOTOR_RATED_SPEED* 0xFF / MAX_SPEED_REFERENCE ... PIC18F2331/2431/4331/4431 family of micro-controllers have peripherals that are suitable for motor control applications These peripherals and some of their primary features are: • Power Control ... Decelerate Motor Motor Speed Ref = 0 ? Toggle Direction Bit, Toggle LED4 Accelerate Motor to Set Speed Is Status Run? Accelerate Motor to Set Speed Is Status Stop? Decelerate Motor to Set Speed Trang

Ngày tải lên: 11/01/2016, 14:35

... Brushless DC Motor Control with PIC16 Trang 2FIGURE 1: MOTOR POWER DRIVERQ3 TPC8405 T U W V 1 3 4 6 8 R6 220 5/6 7/8 R21 47k Q7 BC847B R19 3k3 R20 47k C3 100n R7 R33 16 14 6 8 V_V V_W V_L RA4/AN3/T1G/OSC2/CLKOUT ... - Microcontroller - Microcontroller Power Supply - Speed Set-point Input Motor Power Driver All BLDC motors require three half-bridge driver stages Each stage controls one phase of the motor, ... higher performance MOTOR CONTROL BLDC motor control consists of two parts Part 1 is commutating the motor at the most efficient rate Part 2 is regulating the speed of the motor within defined

Ngày tải lên: 11/01/2016, 16:47