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Showing 1 to 20 of 38 for “"STATCOM"”.
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Novel PV Solar Farm Control as STATCOM (PV-STATCOM) for SSR Mitigation in Synchronous Generators and Wind Farms
… Dynamic reactive power compensators such as STATCOM and SVCs are typically used for mitigation of SSR, but these are quite expensive. Large scale PV solar farms are growing at a very rapid rate across the world. It is quite likely that they may get installed near synchronous generators or …
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Effect of STATCOM Location on Distance Protection Relay Operation
… FACTS concepts, and studies shunt-connected STATCOM and its modelling. Based on the dynamic behaviour of STATCOM in a two-machine system, where a distance protection scheme is applied, performance of the two zone distance protection scheme has been evaluated in EMTDC/PSCAD simulation …
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The Modeling and Control of a Cascaded-Multilevel Converter-Based STATCOM
… study of static synchronous compensator (STATCOM) systems utilizing cascaded-multilevel converters (CMCs). Among flexible AC transmission system (FACTS) controllers, the STATCOM has shown feasibility in terms of cost-effectiveness in a wide range of problem-solving abilities from …
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Modelling a hybrid system pv/wind grid connected with static synchronous compensator (STATCOM)
… we use Static x Synchronous Compensator (STATCOM) to stabilize the power supply at the grid side after many disturbances via Voltage Sag, load changes, Distortion etc. This thesis contain modelling of Photovoltaic renewable energy system to produces maximum 5 KW/h. Moreover, the study …
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Study on 6, 12 and 24 pulses D-STATCOM for voltage SAG mitigation
… chooses the Distribution Static Compensator (DSTATCOM) for mitigating voltage sag that happens in power electrical area. Its ability to stabilize power distribution in network system and many useful characteristics is considered. DSTATCOM consists of two voltage level Voltage Source Converter …
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Investigating the application of Static Synchronous Compensator (STATCOM) for mitigating power transmission line losses
Submitted in fulfillment of the requirements for the degree of Master of Engineering in Electrical Power Engineering, Durban University of Technology, Durban, South Africa, 2017.
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Control of power converter for grid integration of renewable energy conversion and STATCOM systems
… control of renewable energy sources and STATCOM systems. First, the conventional control mechanism of power converters applied in renewable energy conversion and STATCOM systems is studied. Through both theoretical and simulation studies, a deficiency of the conventional control mechanism …
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Development of D-Statcom in hardware in the loop system for voltage SAG mitigation
… to develop a Distributed Static Compensator (D-STATCOM) for voltage sag mitigation in hardware in the loop (HIL) with phase shift control technique for maintaining the bus bar-load voltage. It is because the intermittent switching of heavy loads results in voltage sag in the distribution line. …
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Electromagnetic Transient and Dynamic Modeling and Simulation of a StatCom-SMES Compensator in Power Systems
… and simulation studies are presented for a StatCom-SMES compensator in power systems. The transient study aims to better understand the transient process and interaction between a high power/high voltage SMES coil and its power electronics interface, dc-dc chopper. The chopper is used to …
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Real time hardware implementation of power converters for grid integration of distributed generation and statcom systems
… grid integration of renewable energy sources and STATCOM systems by verifying them on real time hardware experiments using two different systems: d SPACE and OPAL RT. Three controls: conventional, direct vector control and the intelligent Neural network control were first simulated using Matlab to …
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Design, Analysis and Experimental Evaluation of a Virtual Synchronous Machine Based Control Scheme for STATCOM Applications
… To compensate for their inherent variability, STATCOMs are typically installed at the point of common coupling (PCC) to help their operation by regulating the PCC voltage. However under different contingencies, PCC voltage fluctuations in magnitude and frequency may impede the STATCOM from …
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Comparison of low voltage ride through capabilities of synchronous generator with STATCOM and DFIG based wind farms
Increase in wind generation and grid-integration of wind energy technologies has resulted from an increasing demand of cheap and clean electricity across the globe. Wind generators are available as small, medium and large scale electric generators, usually in the range of 1kW to 100MW and are …
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Dynamic phasor modelling of VSC FACTS devices for small signal stability studies
… this thesis; the static synchronous compensator (STATCOM) due to its popularity in the power system network and static synchronous series compensator (SSSC) due to its effective on damping system oscillations. The effect of mechanical section of the synchronous machine and turbine sections on the …
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Coordinated active power reduction strategy for voltage rise mitigation in LV distribution network
… storage system and reactive power support (D-STATCOM, etc.) have been used to curtail voltage rise in the distribution network. However, the implementation of D-STATCOM device on a radial LV distribution network results in high line current and losses. This may be detrimental to the …
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Impedance-Based Stability Analysis in Power Systems with Multiple STATCOMs in Proximity
Multiple STATCOM units in proximity have been adopted in power transmission systems in order to obtain better voltage regulation and share burdens. Throughout stability assessment in this dissertation, it is shown, for the first time, that STATCOMs could interact with each other in a negative way …
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Consensus-Based Active and Reactive Power Control and Management of Microgrids
… algorithm. Reactive power management utilizes a STATCOM controller to enhance voltage, output power, and phase angle stability. Three algorithms—Lagrange, Firefly, and Artificial Bee Colony—are studied for active and reactive power compensation with and without the VSG-STATCOM strategy at various …
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Grid Strength Assessment Trough Q-V Modal Analysis and Maximum Loadability of a Wind-Dominated Power System Using P-Q Regions
… FACTS devices used by electric utilities are, STATCOM, SVC, SSSC, TCSC, and UPFC. In this work, attention is given to the amelioration of transient stability in wind-dominated power systems via STATCOM and SSSC. Furthermore, a systematic approach to locate large wind power plants to an existing …
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Utility Applications of Smart Online Energy Systems: A case for Investing in Online Power Electronics
… similar FACTS technologies, such as SVC and STATCOM, is also presented. The improvement in power flow imbalance between transmission lines with different ratings and lengths is studied. The FACTS devices are tested for voltage support to enhance the network voltage profile and hence increase …
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Subsynchronous Resonance in Wind Farms
… of series compensation. This thesis proposes a STATCOM to alleviate SSR in such series compensated wind farms. Two STATCOM controllers are proposed and their performances compared. A detailed SSR study is also conducted to examine the impact of HVDC lines on Induction Generator Based wind farms. …
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Modelación de un Compensador Estático para el Control de Generación Distribuida con Energías Renovables
… algunos esquemas de control típicos para equipos STATCOM y SVC en los que está basada la modelación y los bloques que conforman el sistema de control simulado. El modelo diseñado, fue ajustado para trabajar en una microred en presencia de una carga resistiva y una carga inductiva que es conectada …
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