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Search results for: frequency
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Year: 2007, Volume: 7, Issue: 1
... V; d) 600V. 40 Advances in Electrical and Computer Engineering Volume 7 (14), Number 1 (27), 2007 Fourier transform, the frequency spectrum under the current, which also results from the wave forms given in consideration ranging within 0 – 1000 Hz, the sampling figure 7. frequency being ...
Year: 2021, Volume: 21, Number: 2
... db8) to models is summarized in the range of 4.1ms to 7.91ms detect voltage sag/swell with and without positive/negative under different conditions. The sampling frequency was phase jumps. The performance of this method with respect 6.66kHz. This technique was also used in a benchmark to accuracy and detection time is better than ...
Year: 2018, Volume: 18, Number: 1
... fuzzy integral to 22 from each axis of the acceleration sensor. The features recognize human actions. The proposed method uses signals are obtained for both the time and frequency domain. In the from three accelerometer sensor axes of a smartphone. signal pre-processing step, the noise on the signal is Signal processing techniques are used to ...
314. Investigation on Performance of Controllers for Three Level PFC Converter for Wide Operating Range
Year: 2020, Volume: 20, Number: 1
... integral and derivative controller (PID), FLC to achieve better operating characteristics than fixed fuzzy Logic controller (FLC), sliding mode controller (SMC), frequency SMC of the buck converter [12]. DC-DC and average current controller (ACC) for wide operating converter is implemented in real time to obtain improved ...
Year: 2016, Volume: 16, Number: 2
... introduced to designers as a trade-off between design In this regard, theoretical approach based on thermal parameters and noise reduction. Analyses are presented in noise for a wide frequency range is presented in sections II basis of Differential Difference Current Conveyor (DDCC) for and III. To empower aforementioned noise minimization simplicity. To reinforce theoretical ...
Year: 2015, Volume: 15, Number: 3
... the SRM a good candidate for resistance is represented as variable with respect to the iron- various general-purpose adjustable-speed applications [2]. loss current, the switching frequency and the rotor position, In SRM control systems, two types of control are whereas in [10], it is represented as a function of the ...
317. Design and Analysis of a Novel Sidewalk Following Visual Controller for an Autonomous Wheelchair
... Hough line parameter main goal is to propose a solution to the urban mobility ζ Damping ratio problem of people with walking disabilities. The study offers an ωn Natural frequency efficient control system design for this task. A linearized TCP Transmission control protocol wheelchair model is constructed and image-based visual Va Motor voltage as input of system servoing ...
Year: 2008, Volume: 8, Issue: 1
... the evolution of temperature and corresponding LOCKING control signal. LOCAL CONTROL SYSTEM LOGIC In addition, in the right hand column of each graph, there is PROCESS a frequency histogram (expressed as a% age) summarizing the range of variation of each of the variables from the set point. This histogram reflects the precision of ...
Year: 2013, Volume: 13, Number: 4
... , 100µA peak-to- peak current input signal. Figure 6. AC transfer characteristic (a) (b) Figure 9. Monte-Carlo simulation results for a) frequency domain and b) time domain Figure 7. Time-domain simulation results for triangular wave input current at n port and square wave input current at p port. ...
Year: 2013, Volume: 13, Number: 2
... has been commutation region, which represents the transient region, extended to BLDCM drives to minimize the low- all the three phases of the motor (the non-commutating frequency torque ripples and torque response time as phase, the rising phase and the decaying phase) conduct. compared to conventional PWM current controlled Therefore, torque is ...
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