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Search results for: control
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Year: 2010, Volume: 10, Issue: 2
... been mathematically modeled using motor and the output voltage is controlled by a frequency d-q axis equations. The difference ... in industrial and energy sectors GENERATOR SYSTEM recently. Power control of these systems can be achieved by controlling the ... voltage. In the proposed system, the permanent magnet In this study, PMDC-PMSG systems are mathematically synchronous generator ...
Year: 2010, Volume: 10, Issue: 2
... [20], [21] calculates voltages are controlled by PWM. Indirect Stator-Quantities amplitude and phase of ... motor drive allowed "universal" locomotives with performance motor control systems – including a speed- sensorless variant – ... DSC), ICE Inter-City Express A Novel Method Of Controlling Asynchronous Machines in Traction Applications. Elektrische Bahnen 88 ...
Year: 2010, Volume: 10, Issue: 3
... harmonic currents", IFAC 1989 International Symposium on Power Systems and 1988 Power Plant Control, August 22-25, Seoul, Korea, 1989 [32] C.L. ... presented a detection using wavelet analysis filter banks method where a sophisticated TACS switch which controls the open/closed loop of a HIF in order to introduce Nonlinearity and ...
Year: 2010, Volume: 10, Issue: 3
... THE NOISE POWER FOR DIFFERENT RESOLUTION FILTERS FIGURE II. BLOCK DIAGRAM OF MEASURING SYSTEM TABLE I. STATISTICAL VALUES OF NOISE POWER DEPENDING By designing a software application to control the ON THE RESOLUTION FILTER spectrum analyser, we have managed to automate the RBW Average power Standard deviation 1 kHz -109.7669 dBm 3.8832 dB measurement process. The ...
Year: 2010, Volume: 10, Issue: 3
... Fault Feature Extraction in Complex Electric Power Systems Yagang ZHANG, Zengping WANG, Jinfang ZHANG, Jing MA Key Laboratory of Power System Protection and Dynamic Security Monitoring and Control under Ministry of Education, North China Electric Power University, Baoding, 071003, China yagangzhang@ncepu.edu.cn Abstract — Electric power system is one of the most ...
Year: 2010, Volume: 10, Issue: 3
... node. In reference [9 ], a power controlled multiple access protocol has been proposed with data and ... Engineering Volume 10, Number 3, 2010 Adaptive Power Control with Overhearing Avoidance for Wireless Sensor Networks Maharajan RAMAKRISHNAN ... . Sensors ADF7020-1 transceiver has a programmable power amplifier which controls the transmission power in 64 steps. In sensor ...
Year: 2010, Volume: 10, Issue: 3
... used and got simplified In classical PWM and flux vector controlled drives, due to the developments in software technology ... , Number 3, 2010 Observerless Scheme for Sensorless Speed Control of PMSM Using Direct Torque Control Method with LP ... different loads, δ angle is controlled by monitoring and controlling the armature varies. Here, by controlling the ...
Year: 2010, Volume: 10, Issue: 3
... circuit), the motor voltage stress can be easily controlled. The second stage is for ωt [ωt1 ... ). On the other applications that demand an enhanced control for the DC hand, the three phase IBIs ... limited to the ensures an almost sinusoidal input current, controllable ones that have loads which either absorb power and ...
Year: 2010, Volume: 10, Issue: 3
... the performances of the interface filter. The nonlinear load consists of a full three-phase controlled rectifier supplying a DC motor. The task of the shunt active power filter ... . Basic structure of a three phase active power filter bridge are driven with specific control strategies to inject a three phase current into the power supply in order to ...
Year: 2010, Volume: 10, Issue: 3
... time, Iph2 therefore it was replaced with a voltage controlled current I2 source inside the macro-model. MPP2 The ... storage device [5-9]. use of several MPPT control algorithms (Perturb and Observe, Incremental conductance, ... maximum power point tracking Power Point Tracking (MPPT) controller that extracts the (MPPT) system that continually ...
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