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Direct torque and indirect flux control of brushless DC motor

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

... Conduction 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 control technique for ... Direct Torque and Indirect Flux Control of Brushless DC Motor with Non-sinusoidal Back-EMF without position sensor Abstract: In this paper, the position sensorless direct torque and indirect ... direct torque control of brushless DC motor based on back-EMF vector’ , ELECTROMOTION. pp. 128-138, 2009. [7] S. B. Ozturk and H. A. Toliyat, “Sensorless Direct Torque and Indirect Flux Control...
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Direct torque and indirect flux control of brushless DC motor

Direct torque and indirect flux control of brushless DC motor

... signals(reference and/ or feedback) quite well.APPENDIXISPECIFICATIONS AND PARAMETERS OF THEBLDC MOTORAPPENDIXIIOZTURK AND TOLIYAT: DIRECT TORQUE AND INDIRECT FLUX CONTROL OF BRUSHLESS DC MOTOR ... well.OZTURK AND TOLIYAT: DIRECT TORQUE AND INDIRECT FLUX CONTROL OF BRUSHLESS DC MOTOR 355TAB L E ISWITCHINGTABLE FORDTC OF BLDC MOTORUSINGTHREE-PHASECONDUCTIONindirectly kept ... results of theOZTURK AND TOLIYAT: DIRECT TORQUE AND INDIRECT FLUX CONTROL OF BRUSHLESS DC MOTOR 359ACKNOWLEDGMENTThe first author (S. B. Ozturk) would like to thank A. Toliyat of the University of...
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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

... study and the control of a nonsinusoidal brushless dc motor, ” in Proc. IEEE-IECON Annu. Meeting,Orlando, FL, Nov. 6-10, 1995, vol. 2, pp. 836–843. [8] Y. Liu, Z. Q. Zhu, and D. Howe, Direct torque ... 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 ... ijsĮ and ijsȕ are the Į– and ȕ–axis stator flux linkages, respectively. By using (2), reference stator flux linkage command |ijs(șe)|* for DTC of BLDC motor drive in the constant torque...
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Báo cáo khoa học: Determining and understanding the control of glycolysis in fast-growth tumor cells Flux control by an over-expressed but strongly product-inhibited hexokinase pdf

Báo cáo khoa học: Determining and understanding the control of glycolysis in fast-growth tumor cells Flux control by an over-expressed but strongly product-inhibited hexokinase pdf

... 2-de-oxyglucose and arsenite gave eCFBP and ePFBP of 1.99 ± 0.79 and )1.5 ± 1.6, which yielded the CJc and CJP of 0.39 ± 0.24 and 0.61 ± 0.24,respectively. The number of experiments is ... proliferation and metabolism of breast cancer cell lines with high and low glycolyticrates. J Biol Chem 272, 4941–4952.43 Shuster S, Kahn D & Westerhoff HV (1993) Modularanalysis of control of complex ... Bravo C & Westerhoff HV (1999)Determining and understanding the control of flux. Anillustration in submitochondrial particles of how to vali-date schemes or metabolic control. Eur J Biochem...
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cirstea, m. n. (2002). neural and fuzzy logic control of drives and power systemsl

cirstea, m. n. (2002). neural and fuzzy logic control of drives and power systemsl

... (3.47) and (3.48) directly or indirectly underlie all induction motor control strategies. They can be classified as scalar control and vector control strategies (Fig.3.7). The scalar control ... operation. The group of vector control algorithms includes the direct torque control (DTC) method and theclass of field-oriented control strategies. The theory of field-oriented control was developed ... d.c. motors were extensively used in complex speed and position control applications, such as industrial robots and numerically controlled machinery, becausetheir flux and torque can be easily controlled....
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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

... sources of torque production (and therefore of the torque ripple) in BLDCMs: cogging torque, reluctance torque, and mutual torque [1]. The torque ripple can be reduced by (a) motor design; (b) control ... two kinds of motors from the control viewpoint resides on current control techniques and on the torque quality. The torque produced in a sine-wave PM motor is smooth as a result of the interaction ... called PM synchronous motor (PMSM), is fed by sine-wave current supply; • Square-wave PM motor that is fed by square-wave current and it is often called Brushless DC Motor (BLDCM). The main difference...
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Brushless DC Motor Control Made Easy potx

Brushless DC Motor Control Made Easy potx

... Phase2, Set ADC GO, RA3->ADCsOffsetRead equ sOffsetSetup+1 ; Wait for ADC nDONE, Read ADC->ADCOffsetsVSetup equ sOffsetRead+1 ; Wait for Phase4, Drive On, wait 9 uSec, Set ADC GOsVIdle ... Sensorless brushless motor control *; *; Closed loop 3 phase brushless DC motor control. *; Two potentiometers control operation. One potentiometer (A0) *; controls PWM (voltage) and RPM (from ... 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...
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