Results 121 to 130 of about 95,793 (271)

PENGATURAN KECEPATAN MOTOR BRUSHLESS DC MENGGUNAKAN MIKROKONTROLER ARDUINO [PDF]

open access: yes
Motor DC, sebagai salah satu mesin listrik yang banyak digunakan di industri, penggunaannya saat ini telah banyak digantikan dengan motor Brushless DC (BLDC). Motor BLDC ketika diberi pembebanan maka kecepatan motor BLDC akan berubah sehingga fungsi alih
Abdullah Mubarak Aafi, Bara
core  

Mathematical model of brusherless dc motor based on the voltage equation of a three-phase winding

open access: yesСистемный анализ и прикладная информатика
A mathematical model was developed, during which the voltage equations of the three-phase winding of a brushless DC motor with permanent magnets, the electromagnetic torque of a brushless DC motor, electromagnetic power, the induced emf of each winding ...
A. A. Velchenko   +2 more
doaj   +1 more source

Motor/generator and electronic control considerations for energy storage flywheels [PDF]

open access: yes, 1984
A spacecraft electric power supply system is described. Requirements of the system are to accelerate a momentum wheel to a fixed maximum speed when solar energy is available and to maintain a constant voltage on the spacecraft bus under varying loads ...
Nola, F. J.
core   +1 more source

Semi-Analytical Nonlinear Solutions and Stabilities in a Brushless Electric Motor System

open access: yesApplied Sciences
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
doaj   +1 more source

Hybrid circuit modules for motor commutation and control [PDF]

open access: yes
Thick film hybrid techniques are used to develop circuitry for a brushless dc motor commutator. The power commutator contains the driving circuit and an amplifier that controls the armature current. A position decoder contains digital integrated circuits
Dekramer, C.
core   +1 more source

Electronically commutated dc motors for electric vehicles [PDF]

open access: yes
A motor development program to explore the feasibility of electronically commutated dc motors (also known as brushless) for electric cars is described. Two different design concepts and a number of design variations based on these concepts are discussed.
Maslowski, E. A.
core   +1 more source

Quantifying the commutation error of a BLDC machine using sensorless load angle estimation [PDF]

open access: yes, 2016
BLDC motors are often used for high speed applications, for example in pumps, ventilators and refrigerators. For commutation discrete position information is necessary.
De Viaene, Jasper   +4 more
core   +1 more source

Focal plane transport assembly for the HEAO-B X-ray telescope [PDF]

open access: yes, 1979
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
core   +1 more source

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