نتایج جستجو برای: ac load flow

تعداد نتایج: 651932  

1997

How big should the conductors be? The required size (or gauge) of the conductors depends on three factors: (1) the load impedance; (2) the length of cable required; and (3) the amount of power loss that can be tolerated. Each of these involves relationships between voltage (volts), resistance (ohms), current (amperes) and power (watts). These relationships are defined with Ohm’s Law. The job of...

2005
Pavel Etingov Nikolai Voropai Alexandre Oudalov

The development of a control system and control strategies capable of governing multiple flexible AC transmission system (FACTS) devices in coordination with a load shedding is described here. The main purpose of the presented coordinated control system is to remove overloads caused by unplanned line outages in transmission network. A sensitivity analysis was used to find out an intercoupling b...

2007
Frank Sill Frank Grassert Claas Cornelius Dirk Timmermann

For high performance designs, dynamic logic techniques have to be considered due to the promising high reachable frequencies. Such a technique is the True Single Phase Clock (TSPC) logic that allows designing circuits with standard cells and high speed potential. However, the disadvantages are a difficult clock tree design and high power consumption. Asynchronous logic has the potential to solv...

2012
Anuradha S deshpande

Abstract Presented work has made an attempt to establish details of connectivity of Wind Farms with isolated installations. Paper has shown ACDC-AC connectivity of wind farm through Rectifier inverter to an AC load. Mat Lab simulation results of wind farm connectivity to an AC load of lumped type is done. Developed work has focussed on necessity of energy storage during high wind situations so ...

Journal: :International Journal of Advanced Research in Engineering 2017

Journal: :Renewable Energy and Power Quality Journal 2008

Journal: :Advanced Functional Materials 2023

Activated carbon (AC) particles constitute the current material of choice concerning preparation flow electrodes for flow-electrode capacitive deionization (FCDI). They are inexpensive, mass-producible, highly conductive, and exhibit a large specific surface area ion adsorption. However, despite recent advances modification AC slurries, their density, hydrophobicity still major challenges regar...

2010
S. Ramesh A. Krishnan

In this paper, a fuzzy logic controller is proposed for an application of HVDC link to stabilize the frequency oscillation in a parallel AC – DC interconnected power systems. When an interconnected AC power system is subjected to a load disturbance, system frequency may be considerably disturbed and becomes oscillatory. By utilizing the system interconnections as the control channels of HVDC li...

2009
N. Mueller C. Rogers V. P. Manno R. White M. Moinpour

The objective of this work is to obtain in situ slurry fluid flow data during the chemical mechanical planarization CMP process. Slurry flow affects the material removal processes, the creation of defects, and consumable use during CMP, and therefore impacts the cost and quality of polishing. Wafer-scale flow visualization using seeded slurry was accomplished for a variable applied load 0.3–2.5...

2013
Yüksel Oğuz İrfan Güney Hüseyin Çalık

The control strategy and design of an AC/DC/AC IGBT-PMW power converter for PMSG-based variable-speed wind energy conversion systems (VSWECS) operation in grid/load-connected mode are presented. VSWECS consists of a PMSG connected to a AC-DC IGBT-based PWM rectifier and a DC/AC IGBT-based PWM inverter with LCL filter. In VSWECS, AC/DC/AC power converter is employed to convert the variable frequ...

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