Voltage Sag Protection Using a Micro-SMES Device

Published by Electrotek Concepts, Inc., PQSoft Case Study: Voltage Sag Protection Using a Micro-SMES Device, Document ID: PQS0508, Date: September 30, 2005. Abstract: This case study describes the use of a micro superconducting magnetic energy storage (micro-SMES) device to improve power quality at a large semiconductor manufacturing facility by providing short term back-up power during utilityContinue reading “Voltage Sag Protection Using a Micro-SMES Device”

MG Set Provides Voltage Sag Support Voltage Sag Ride-Through

Published by Electrotek Concepts, Inc., PQSoft Case Study: MG Set Provides Voltage Sag Support Voltage Sag Ride-Through, Document ID: PQS0412, Date: December 31, 2004. Abstract: Today’s high-tech computer and multi-media equipment require “clean” electric power protected against normal split-second voltage variations. A technology that has recently received much attention for providing this ride-through is the written-poleContinue reading “MG Set Provides Voltage Sag Support Voltage Sag Ride-Through”

General Reference – Modeling for Voltage Variation Analysis

Published by Electrotek Concepts, Inc., PQSoft Case Study: General Reference – Modeling for Voltage Variation Analysis, Document ID: PQS0307, Date: February 4, 2003. Abstract: Voltage variations, such as voltage sags and momentary interruptions are two of the most important power quality concerns for customers. Voltage variations and interruptions are inevitable on the power system. The mostContinue reading “General Reference – Modeling for Voltage Variation Analysis”

In Case of a Power Outage

Published by Silicon Valley Power® (SVP), City of Santa Clara, California, USA. Power outages are inconvenient for everyone, and we at Silicon Valley Power (SVP) do everything we can to reliably maintain your power. When we do have an outage, SVP is dedicated to resolving the problem as quickly as possible. We take pride inContinue reading “In Case of a Power Outage”

Statistical Analysis of Voltage Dips and Interruptions – Final Results From the EPRI Distribution System Power Quality Monitoring Survey

Published by D. D. Sabin, Email: dsabin@electrotek.com T.E. Grebe, Email: tgrebe@electrotek.com M. F. McGranaghan, Email: markm@electrotek.com Electrotek Concepts, Inc., 408 North Cedar Bluff Road, Suite 500, Knoxville, TN, 37932 USA, Tel: +1-423-470-9222, Fax: +1-423-470-9223 A. Sundaram, Email: asundara@epri.com EPRI, 3412 Hillview Avenue, Palo Alto, CA, 94304 USA, Tel: +1-650-855-2304, Fax: +1-650-855-8997 SUMMARY This paper describesContinue reading “Statistical Analysis of Voltage Dips and Interruptions – Final Results From the EPRI Distribution System Power Quality Monitoring Survey”

PQ Analysis: Power Interruptions

Published by testguy, November 23, 2019. Website: testguy.net, Power Interruptions The most simple type of power quality problem occurs when power delivered to an electrical load goes away, this is called a “power interruption.” The different types of power interruptions are classified according to their duration. A momentary interruption is a complete loss of voltage on one or moreContinue reading “PQ Analysis: Power Interruptions”