Results 111 to 120 of about 31,856 (231)
Electromagnetic phenomena analysis in brushless DC motor with speed control using PWM method
Field-circuit model of a brushless DC motor with speed control using PWM method was developed. Waveforms of electrical and mechanical quantities of the designed motor with a high pressure vane pump built in a rotor of the motor were computed. Analysis of
Ciurys Marek Pawel
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Focal plane transport assembly for the HEAO-B X-ray telescope [PDF]
The High Energy Astronomy Observatory - Mission B (HEAO-B), an earth orbiting X-ray telescope facility capable of locating and imaging celestial X-ray sources within one second of arc in the celestial sphere, is considered.
Allard, P. D. +4 more
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When magnetic saturation occurs during the operation of a permanent magnet (PM) slotless brushless DC motor, the material permeability will no longer be a constant value, and the neglected magnetic saturation model used for motor optimization will no ...
Zhipeng Xue +3 more
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Semi-Analytical Nonlinear Solutions and Stabilities in a Brushless Electric Motor System
Brushless motors are characterized by extreme power density, thermal management and steady dynamic performance which are commonly utilized in aerospace, high-end robotics and precision medical equipment.
Xinya Wang +5 more
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Control motor brushless sensorless
The project involves the creation of a speed controller circuit for a brushless sensorless motor. The caracteristic factor of this type of electric motors is that they don't have brush to change the polarity of the windings and they have no sensors to know the real position of the rotor.
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Estimation parameters and black box model of a brushless DC motor
The modeling of a process or a plant is vital for the design of its control system, since it allows predicting its dynamic and behavior under different circumstances, inputs, disturbances and noise.
José A. Becerra-Vargas +3 more
doaj
Brushless dc motor and controller Final report, Sep. 1969 - Mar. 1970 [PDF]
Design, fabrication, and functional testing of brushless dc motors with split winding connected in series or ...
Hertzendorf, B. H., Manteuffel, E. W.
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Investigation of a new flux-modulated permanent magnet brushless motor for EVs. [PDF]
Fan Y, Gu L, Luo Y, Han X, Cheng M.
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Measurement of brushless DC motor characteristics and parameters and brushless DC motor design
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