brushless dc motor speed control circuit design

Direct torque and indirect flux control of brushless DC motor with non sinusoidal back EMF without position sensor

Direct torque and indirect flux control of brushless DC motor with non sinusoidal back EMF without position sensor

Ngày tải lên : 03/01/2014, 19:45
... 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 ... and Indirect Flux Control of Brushless DC Motor with Non-sinusoidal Back-EMF,” IEEE, pp. 1373-1378, 2008. [8] F. Bodin, S. Siala, “New reference frame for brushless dc motor drive,” in Proc. ... 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...
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Direct torque and indirect flux control of brushless DC motor

Direct torque and indirect flux control of brushless DC motor

Ngày tải lên : 03/01/2014, 19:46
... 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 with nonideal ... INDIRECT FLUX CONTROL OF BRUSHLESS DC MOTOR 355 TAB L E I S WITCHING T ABLE FOR DTC OF BLDC M OTOR U SING T HREE - PHASE C ONDUCTION indirectly kept at its optimum level, while the motor speed is less ... the control of a nonsinusoidal brushless dc motor, ” in Proc. IEEE IECON, Orlando, FL, Nov. 6–10, 1995, vol. 2, pp. 836–843. [14] F. Bodin and S. Siala, “New reference frame for brushless dc motor...
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Direct torque control of four switch brushless DC motor with non sinusoidal back EMF

Direct torque control of four switch brushless DC motor with non sinusoidal back EMF

Ngày tải lên : 03/01/2014, 19:46
... 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 ... sampling time, dc- link voltage, hysteresis bandwidth, motor parameters especially the winding inductance, motor speed, snubber circuit, and the amount of load torque The best way to control the ... bill.alexander@idealpowerconverters.com Abstract—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...
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Pseudo vector control – an alternative approach for brushless DC motor drives

Pseudo vector control – an alternative approach for brushless DC motor drives

Ngày tải lên : 03/01/2014, 19:46
... 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 ... 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 ... current into the control system, just like for the case of PM Synchronous Motors (sine type machines). Index Terms Brushless DC motor, Trapezoidal type machine, PM synchronous motor, Sine type...
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Tài liệu Mechatronics DC Motor / Tachometer Closed-Loop Speed Control System ppt

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

Ngày tải lên : 25/01/2014, 13:20
... 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 • ... 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 ... 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...
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Tài liệu Speed Control of DC Manchines pptx

Tài liệu Speed Control of DC Manchines pptx

Ngày tải lên : 17/12/2013, 14:15
... B r e r v r B r I r F r B r v r e r B r I r F r 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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Fundamentals of RF Circuit Design With Low Noise Oscillators

Fundamentals of RF Circuit Design With Low Noise Oscillators

Ngày tải lên : 08/04/2013, 10:50
... amplifier design and includes Load Pull measurement and design techniques and a more analytic design example of a broadband, efficient amplifier operating from 130 to 180 MHz. The design example ... of RF Circuit Design with Low Noise Oscillators. Jeremy Everard Copyright © 2001 John Wiley & Sons Ltd ISBNs: 0-471-49793-2 (Hardback); 0-470-84175-3 (Electronic) 14 Fundamentals of RF Circuit ... pF2.0 ' ≈ cb C pF76.02.096.0 ' =−= eb C (1.82) () pF26.176.02.052.111 '' =++=+         += ebcb e L T CC r R C (1.83) 22 Fundamentals of RF Circuit Design then: [] () f E dB 3 350 10 50 2 23 3 12 10 50 350 = ++ −+ π . = 133MHz (1.71) The low...
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Bộ điều khiển số PID điều khiển DC motor

Bộ điều khiển số PID điều khiển DC motor

Ngày tải lên : 23/04/2013, 14:48
... CAP-P7 1000 7805 IN 1 OUT 3 G N D 2 U4 7805 GND CAP-P6 10U CAP4 104 VCC R6 330R LED1 LED T1 TIP42 R5 10R 2 1 3 4 P O W E R 1 CONN-SIL4 Control 1 Control 2 Hình 4.6 Sơ đồ nguyên lý mạch nguồn 5V Khối này là mạch điện dùng để ổn áp điện thế ... thay vì nhập xuất dữ liệu. - Chân 30 : AVCC cấp điện áp so sánh cho bộ ADC. - Chân 32 : AREF điện áp so sánh tín hiệu vào ADC. - Chân 33 đến 40 : Cổng vào ra dữ liệu song song A ( PORTA ) ngoài ... tín hiệu số ADC ( analog to digital converter) b. Vào ra của vi điều khiển PORTA ( PA7 … PA0 ) : là các chân số 33 đến 40. Là cổng vào ra song song 8 bít khi không dùng ở chế độ ADC. Bên trong...
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Allen and Holberg - CMOS Analog Circuit Design

Allen and Holberg - CMOS Analog Circuit Design

Ngày tải lên : 18/10/2013, 12:15
... E 2 max Allen and Holberg - CMOS Analog Circuit Design Page II.0-3 OBJECTIVE • Provide an understanding of CMOS technology sufficient to enhance circuit design. • Characterize passive components ... Holberg - CMOS Analog Circuit Design II.5-6 IMPROVED LAYOUT METHODS FOR CAPACITORS Corner clipping: Clip corners Street-effect compensation: Allen and Holberg - CMOS Analog Circuit Design Page II.1-6 Etching Etching ... (enhancement) Allen and Holberg - CMOS Analog Circuit Design Page I.2-1 I.1 - INTRODUCTION GLOBAL OBJECTIVES • Teach the analysis, modeling, simulation, and design of analog circuits implemented in CMOS technology. •...
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DC Motor - Content

DC Motor - Content

Ngày tải lên : 28/10/2013, 05:15
... cổng. VD3: Sử dụng thanh ghi CC 80C537, có thể đạt 5kHz. DC Motor - PWM illustration By Lê Anh Tuấn 12/2002 DC Motor - Brushless DC Động cơ một chiều không chổi than không được cấp liên tục ... 12/2002 DC Motor - Practical1 VI MẠCH 555/556 Tạo ra các xung đều nhau, tần số CRR f BA )( 49.1 + = Tạo ra xung có bề rộng ΔT khi có xung vào chân trigger ΔT=1.1RC By Lê Anh Tuấn 12/2002 DC Motor ... 12/2002 DC Motor - Practical2 PWM SỬ DỤNG IC 555 Mạch dùng điều khiển động cơ 6V, 0.5 A với đầu vào Vin=9V U1: tạo nhịp, chính là tần số làm việc U2: Chu kỳ làm việc By Lê Anh Tuấn 12/2002 DC Motor...
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