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Search results for: frequency
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Year: 2021, Volume: 21, Number: 1
... current of PMSG and IM when the rotational speed of MESS is 1,790(rpm) Figure 17. Torque characteristics according to variation of rotational speed and frequency in constant current condition (1.19Arms) being stored. In addition, the generated energy and the stored energy parts are also indicated in the figure. In ...
Year: 2011, Volume: 11, Number: 1
... % respectively. A. Vocabulary Generation B. Language Model Implementation Previous approaches in the generation of vocabulary use The standard approach in LM is the word-based n-gram the frequency of each word used in the corpus. If coverage [4]. If all histories with the same most recent n-1 words are is defined as the ...
Year: 2011, Volume: 11, Number: 1
... in Section IIIc. Verification of the continuous stator voltage vectors obtained by Space Vector proposed solution by simulation and experiment is given in Modulation technique with the constant switching frequency Sections IV and V. Results are discussed and remarks are [5]- [8]. given on controllers' performance. Conclusion is given in ...
Year: 2013, Volume: 13, Number: 1
... . The eZ430RF2500 is built around the low power 16-bit MSP430F2274 microcontroller [23] and the low cost CC2500 wireless transceiver [24], operating in 2.4 GHz frequency band. In order to send the data to the central telemonitoring station, the eZ430RF2500 necessitates range extenders. III. SENSOR NODE The sensor node consists of ...
Year: 2024, Volume: 24, Number: 1
... . INTRODUCTION using the inverse DFTα(IDFTα) at the transmitter and DFTα at the receiver, while conducting an investigation to Hacking poses a major concern in Orthogonal Frequency determine the appropriate values of the parameter α for Division Multiplexing (OFDM) -based wireless secure wireless communication encryption. This allows us communication, due to ...
Year: 2009, Volume: 9, Issue: 2
... compressor, data given in fixed a.c. coils 10 are provided, which operate as a primary the literature [2, 3]. The rated voltage and frequency is coil of a transformer and the moving ring operates as a chosen to operate in our country low voltage network. secondary coil. The magnetic circuit of ...
Year: 2018, Volume: 18, Number: 1
... drives (VSDs) for belt drives [14, 19- based control system of the BC station. 23] such as: The power module of the frequency converter comprises- VSDs enable starting and stopping with predefined the rectifier, DC link circuit and inverter. Rectifiers within acceleration and deceleration rate. This type of ...
Year: 2007, Volume: 7, Issue: 1
... all the demonstrations, we have used a punch- trough (PT) IGBT, because the stored charge in PT devices Index Terms €” punch-trough IGBT, high frequency, is more temperature sensitive than in NPT devices. Power temperature of junction, tailing current. devices operate within a large temperature range. For that reason ...
Year: 2015, Volume: 15, Number: 1
... longer calculating time that requires more powerful processor. I. INTRODUCTION If the point lies in the torque ripple reduction, as well as in defining the constant switching frequency in the classical Since the end of the 1980s [1-2] up to now, direct torque DTC approach the most frequent proposals incline to the control ( ...
Year: 2021, Volume: 21, Number: 1
... (a) (b) (c) Figure 4. Subspace identification data for P-AFO and DDPC control gains. (a) Sine input signal with scanning frequency; (b) Output signal measured from P-AFO; (c) DDPC control gains, K „w p, K e Finally, stride frequency study was ...
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