fixed-speed
Fixed Speed Wind Power Plant for Grid Code Compliance in India
... In fixed speed induction generator, high starting current is required for its operation and hence demand for reactive power is ...of fixed speed wind power plant by finding the minimum value ...
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Enhancement of Voltage Stability in Fixed Speed Wind Energy Conversion Systems using FACTS Controller
... Grid connected Fixed Speed Wind Turbines (FSWT) may cause voltage stability problems which results in islanding of the generator from the grid. Voltage stability is a major issue to achieve the ...
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Fixed Speed increment Interception Orbit Calculation Based on QPSO Algorithm
... under fixed speed-increasing constraints, a QPSO algorithm based on swarm intelligence is used to optimize the interception orbit ...convergence speed and ...
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Improving LVRT of integration of fixed speed SCIG wind turbine to the grid
... In the study of the performance of the fixed speed SCIG wind turbine, a modification is done to get better performance of it. The improvements are in the power factor and the voltage at the PCC. The Qc ...
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Phi Deck Fixed Speed Deck Demonstrator 1976 pdf
... When used with the Phi-Deck control boards, the system will be inhibited from entering the Run, Rewind or Fast Forward modes unless a tape is properly installed and seated on the deck.. [r] ...
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An ANP-based Model for Location of Fixed Speed Cameras
... Speeding is a major cause of traffic accidents and is estimated to be the cause of about 40% of fatalities in road accidents. Speed is a major accident risk factor and affects both rate and severity of traffic ...
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Maximum Power Tracking of Permanent Magnet Synchronous Generator in Wind Technology
... variable speed or fixed speed. For fixed speed wind generation system, because of the generator is directly connected to the grid, the turbulence of the wind will result in power ...
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Comparision of various Wind Turbine Generators
... is fixed speed wind turbine and another one is variable wind ...the fixed-speed wind turbine with the induction generator directly connected to the ...of fixed wind turbine are avoided ...
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Power Quality Improvement and Stability for Wind Turbine Generators
... with fixed speed WTGs presented in various literature. A typical fixed speed SCIG employs a capacitor bank ...modeled fixed speed SCIGs with control strategies ...a fixed ...
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Efficient Generation of Power In Medium Voltage Direct Current Systems: Variable Speed Operation and Rectifier Considerations
... both fixed speed operation and variable speed operation including both single-shaft and twin-shaft variants by semi-theoretical analysis, and simulation ...engine speed can improve fuel ...
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DC Shunt Motor Control using Wavelet Network
... with fixed speed control system is presented, a wavelet neural network control scheme is proposed to control the speed of shunt DC motor, the wavelet neural network (WNN) is used and optimized using ...
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Dynamic Modeling and Analysis of DFIG based Wind Turbine for Variable Wind Speed
... variable speed Doubly Fed Induction Generator based WECS offers many advantages compared to the fixed speed squirrel cage induction generators, such as reduced converter rating, cost, losses in ...
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A sea surface reflectance model for (A)ATSR, and application to aerosol retrievals
... Abstract. A model of the sea surface bidirectional re- flectance distribution function (BRDF) is presented for the visible and near-IR channels (over the spectral range 550 nm to 1.6 µm) of the dual-viewing Along-Track ...
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Real-Time Monitoring of Shaft Torque, Axial Translation and Whirl: Applications to High-Speed Aerospace Drivetrains.
... 6 and angular misalignments [37]. On aerospace drivetrains, radial misalignment is apparent at the shaft rotational frequency (1P) and its harmonics (2P, 3P, etc.). 1P radial misalignment is usually the significant ...
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EXPERIMENTAL DESIGN OF CAPACITANCE REQUIRED FOR SELF EXCITED INDUCTION GENERATOR
... wind speed is not fixed in the whole rotor disk plane, and moreover it is closely related to rotor hub height, hub-height wind speed, wind shear coefficient, radius of the rotor disk, tower radius ...
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VLSI Implementation of a Fixed Complexity Soft Output MIMO Detector for High Speed Wireless
... In this paper, the VLSI implementation of a fixed com- plexity near-MAP MIMO detector ASIC is presented for multistandard wireless terminals. It achieves near-MAP throughput during LTE simulations, even with a ...
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Unipath and Multipath Reactive Routing Protocol in MANET with Fixed Pause Time and Varying Speed
... mobility speed of 3 m/s and 6 m/s with increasing number of nodes, while AOMDV perform well over the AODV with mobility speed of 9 m/s with increasing number of ...mobility speed, both AODV and AOMDV ...
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Stability Enhancement of DFIG Fed Wind Energy Conversion System Using Crowbar Protection Scheme
... The DFIG system can inject power into the grid through both the stator and rotor, while the rotor will absorb power. This depends upon the generator rotational speed or in other words, its mode of operation. If ...
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Frequency Response Curve For Forced Vibration under Different Damping for Steel Beam
... Abstract: Vibration problem occurs where there are rotating or moving parts in machinery, apart from the machinery itself surrounding structure also faces vibration hazards because of this vibrating machinery. The ...
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Development of DC DC converter for DC motor using neural network controller
... General idea of DC-DC converter to convert a fixed voltage dc source into a variable voltage dc source. The output voltage of the DC-DC converter can be higher or lower than the input. DC-DC Converter widely used ...
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