Results 321 to 330 of about 7,965 (345)

Voltage sag compensation with energy optimized dynamic voltage restorer

IEEE Transactions on Power Delivery, 2002
The compensation capability of a dynamic voltage restorer (DVR) depends primarily on the maximum voltage injection ability and the amount of stored energy available within the restorer. A new phase advance compensation (PAC) strategy for the DVR is proposed in order to enhance the voltage restoration property of the device.
Vilathgamuwa, Mahinda, Perera, A.A.D.R., Choi, San Shing   +2 more
openaire   +2 more sources

Mitigation of Voltage Sag And Voltage Swell By Dynamic Voltage Restorer

2019 International Conference on Intelligent Computing and Control Systems (ICCS), 2019
This work deals with reducing major voltage flickering problems by using dynamic voltage restoration and SPWM technique it helps to improve the power quality of the system. Even though voltage swag and swell occurs in transmission as well as distribution side but the problem is resolved only at the distribution side.
Pujarchana Swain, Basanta K. Panigrahi, Rama Prasanna Dalai, Jyotiranjan Mohnaty, Sidhanta S. Medinray, Shakti Prasad Ray   +5 more
openaire   +1 more source

Voltage Sags in Industrial Systems.

RE&PQJ
This paper presents results relating to the effect of voltage  sags  in  industrial  systems  on  adjustable  speed   drives.   The   influence   of   the   source   impedance,  dc  link  capacitor,  characteristics  of  voltage   sags   and   the   effect   of   the   utility   is   computed.
null G. Alonso Orcajo, null J. M. Cano R, null C. H. Rojas G, null M.G. Melero, null M.F. Cabanas, null F. Pedrayes   +5 more
openaire   +1 more source

Before and during voltage sags

IEEE Industry Applications Magazine, 2005
The relationship between the voltages and the tripping level for line-operated synchronous machines is discussed. Voltage sags may cause tripping and large torque peaks in electrical machines. Tripping is caused by undervoltage protection or overcurrent protection.
openaire   +1 more source

Mitigation of Interruptions and Voltage Sags

2009
This chapter contains sections titled: Overview of Mitigation Methods Power System Design??????-??????Redundancy Through Switching Power System Design??????-??????Redundancy through Parallel Operation The System-Equipment Interface ]]>
openaire   +1 more source

Voltage Sags

2007
openaire   +2 more sources

Are voltage sags destroying equipment?

IEEE Industry Applications Magazine, 2006
A. Bendre, D. Divan, W. Kranz, W.E. Brumsickle   +3 more
openaire   +1 more source

A Fast Static Booster For Voltage Sag Compensation

International Journal of Modelling and Simulation, 1994
QUAIA, STEFANO, TOSATO, FABIO
openaire   +3 more sources

Analysis of the origin of measured voltage sags in interconnected networks

Electric Power Systems Research, 2018
Michele De Santis, C Noce, P Varilone
exaly  

Sensitivity of AC adjustable speed drives to voltage sags and short interruptions

IEEE Transactions on Power Delivery, 2005
S Z Djokić, Jovica V Milanovic
exaly