... efficiency control strategies of an induction motor, ” IEEE Trans. Ind. Appl., vol. 22, no. 5, pp. 820–827, Sep./Oct. 1986. [2] M. Depenbrock, “Direct self -control of inverter-fed induction machine,” ... 2.1 Principles of the Proposed Method Title Block Indirect torque control method of BLDC motor explained in [9] was extended to a direct torque and indirect flux controltechnique for six-switch ... and effectiveness of the sensorless three-phase conduction DTC of a BLDC motor drive with six-switch inverter. 2. The Proposed Sensorless DTC of Four-Switch BLDC Motor Drive Using Three-Phase...
... programming-based controlof 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 controlof brushless dc motor withnonideal ... high-efficiency control strategies of an induction motor, ” IEEE Trans. Ind. Appl., vol. 22,no. 5, pp. 820–827, Sep./Oct. 1986.[25] M. Depenbrock, “Direct self -control of inverter-fed induction machine,”IEEE ... Overall block diagram of the position-sensorless direct torque and indirect flux control (DTIFC) of BLDC motor drive using three-phase conductionmode.Fig. 4. Simulated indirectly controlled stator...
... đại để đóng mở cho Role 12V qua IC UNL2003A. Để phản hồi trạng thái on/off của thiết bị, trong nghiên cứu này tác gỉa sử dụng tiếp điểm đầu ra của Rơle để tạo tín hiệu ... ra khả trình, có rất nhiều dòng PIC với hàng loạt các mô-đun ngoại vi tích hợp sẵn (như USART, PWM, ADC ), với bộ nhớ chương trình từ 512 Word đến 32K Word. PIC16F877A là dòng PIC phổ biến nhất, ... độ tiết kiệm năng lượng (Sleep Mode) với nguồn xung clock ngoài; + 2 bộ CCP, Capture/Compare /PWM - tạm gọi là: Bắt giữ / So sánh / Điều biến xung; + 1 cổng song song (Parallel Port) 8 bit...
... a control strategy that varies the frequency and voltage of the signal applied to the windings of the induction motor, while controlling the flux created in the air-gap of the induction motor. ... outputs of an induction motor, we can use this motor controller to control an induction machine. ã TMS320F243 DSP controller. This is manufactured by the Texas Instruments Company and is one of ... the induction motor s many advantages are clearly explained. Wildi also presents the two types of induction motors: “the squirrel cage inductionmotor and the “wound motor . An explanation of...
... Search rules of the various cases of operation are summarized in the table I. Fig.4. Operation modes of buck boost converter 2Unlike constant -speed control, a variable -speed control can ... Fig.5. Probable displacement of the operating point between the operating power and the maximum power, in the event of change of the wind speed, the controlof the buck-boost converter ... control can adjust the speedof the turbine as the wind speed changes, so as to operate at the peak of the Cp curve. This will maximize the power generated for a particular wind speed, as it shown...
... Network Toolbox. The performance of anopen-loop volts/Hz speed- controlled inductionmotor drive hasbeen evaluated with the ANN-based modulator and comparedwith that of a conventional DSP-based ... (1985), and a number of prize paper awards. MONDAL et al.: A NEURAL-NETWORK-BASED SPACE VECTOR PWM CONTROLLER 663III. NEURAL-NETWORK-BASEDSPACE-VECTOR PWM The derivation of turn-on times ... backpropagation technique inthe MATLAB-based Neural Network Toolbox [8] was usedfor offline training. The network was simulated with anopen-loop volts/Hz-controlled inductionmotor drive and...
... only the torque is controlled without speed control, the time range ofcontrol system under transient state is selected short. The motor speeds up to a very large value if the motor is run longer ... effectiveness of the two-phase four-switch DTC of a BLDC motor drive in the constant torque region. II. THE PROPOSED FOUR-SWITCH DIRECT TORQUE CONTROL OF BLDC MOTOR DRIVEA. Principles of ... DTC 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...
... voltesult of the ccapacitor vow=2000Ω ) ats of the deae inverter cur due to loadgure 5 showsoltage of the Rv=20Ω , Rwynamic perfoage is quickcontrollable oltage of ... caseer of PV genrature and clition it is neV-I charactby the DC/Doal of the syh constant ampoint of the ue to load unand midpoins problem thding to load ar region of ... mach focontains the link voltage nk control isThe control odiscrete sysFiguretrol strategy s in [1], [2], or three phascurrent min control loops intended sif the VSI...
... rotor (armature) of the motor is available to drive an external load. DC motors are widely used in numerous control applications because of features such as high torque, speed controllability ... pulse-width-modulated (PWM) power amplifier. Motorspeed is measured using an analog tachometer. Figure 2. Physical System Mechatronics Kevin Craig DC Motor / Tachometer Closed-Loop SpeedControl ... 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 SpeedControl System 10 ...
... loop control [1],[5]. Another topic of great interest is the closed loop control of a drive system consisting of matrix converterand induction machine. Slip control and field oriented control ... Included arethe basics of Direct Torque Control, Direct Current Control and Sliding Mode Controlof matrix converters. I. INTRODUCTIONIn recent years many research results on control methods for ... Convertersin Direct Torque ControlofInduction Machines,” IEEE Trans.Ind. Electron., vol. 48, pp. 1057-1064, December 2001.[10] M. Depenbrok, “Direct Self -Control (DSC) of Inverter-Fed Induction Machine”,...
... CentralPage 1 of 14(page number not for citation purposes)Journal of NeuroEngineering and RehabilitationOpen AccessResearchCharacterization of age-related modifications of upper limb motor control ... specific part or function ofmotorcontrol sys-tem. Conversely, it modifies the whole body system interms of: morphological degradation of neural tissues,decreased number of Type II (fast twitch) ... Age-related differencesin the controlof multijoint movements. MotorControl 2004,8:422-436.27. Seidler RD, Stelmach GE: Motor performance. In Encyclopedia of Gerontology: Age, Aging, and...