December 2013 Issue
Editorial
Today things are different. The developments of multifunctional intelligent electronic devices for protection and other applications that perform synchrophasor calculations, as well as the improvements in inter and intra-substation communications bring the industry to a time when many specialists are thinking about the use of synchrophasors for different protection, automation and control applicat... More

Letters

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News

Industry News

DANEO 400 -Distributed Hybrid Signal Analyzer for Power Utility Automation Systems

OMICRON´s DANEO 400 is a new hybrid measurement system that records and analyzes all conventional signals - voltages, currents, hard wired binary status signals - and messages on the communication network in a substation. The device helps to keep track of what is going on in the substation by obtaining information on the operational status and communication. DANEO 400 units are configured ... More

Digitizing the Substation

Alstom’s MU Agile Analog Merging Unit Within its digital substation range, Alstom launches the MU Agile AMU stand-alone merging unit, KEMA-certified to the IEC 61850-9-2LE process bus standard. The output of conventional instrument transformers (CTs and VTs) can be digitized in the yard with this compact, withdrawable and accurate device. The MU Agile AMU is a cost-effective solution, desi... More

EIG Releases IEC 61850 Communicating Power Meters

Electro Industries/GaugeTech has released a family of power meters designed to automate utility substations using IEC 61850 protocol. These meters provide critical metering as well as basic feeder telemetry for all aspects of Substation Automation. EIG’s Nexus® 1500 meter is designed to measure and report using the IEC61000-4-30 Class A standards. It provides full EN50160 power qualit... More

New Geomagnetically Induced Current Monitor

QUALITROL® LLC announced the release of a new online, real time monitor to correlate changes in transformer health under geomagnetic storms. Geomagnetically induced current (GIC) may affect key assets such as: Large power transformers Motors on pipelines with heavier loading Outages and unexpected damage Qualitrol’s GIC monitor, installed on transformers - and used in co... More

PSCS TM

NR Electric’s Power Stability Control System NR Electric’s power stability control system relies on event-based control instead of response-based control to prevent blackouts. The system utilizes 24 samples per cycle via dedicated stability controllers to achieve fast and smart balance between power generation and consumption in less than 100ms. Recently, NR Electric won the cont... More

Reason- Launches new GPS Grandmaster clock

Based on numerous requests from customers, Reason now offers a new option in our line of GPS grandmaster clocks. The RT434 adds on the RT430 capabilities extending the range of optical outputs. The four optical ST connector outputs, line up with 3 BNC connectors and 4 TTL outputs to offer a complete time sync solution. As customary for the RT line the protocol for each output may be indivi... More

Technologies & Deployment

Synchrophasor Technologies and their Deployment in the Recovery Act Smart Grid Programs (August 2013) The American Recovery and Reinvestment Act of 2009 provided $4.5 billion for the Smart Grid Investment Grant (SGIG), Smart Grid Demonstration Program (SGDP), and other DOE smart grid programs. These programs provided grants to the electric utility industry to deploy smart grid technologies t... More

TEKRON

New Range of Smartgrid Time Sync Devices Tekron has just announced the upcoming launch of its Smartgrid Range of clocks and other time sync devices. All devices in the Smartgrid Range support IEC 61850, PTP (IEEE 1588 v2 C37.238) and all offer enhanced security/encryption features that exceed NERC CIP requirements. Products in this range include: PTP Translator - bridges the connection be... More

Vizimax

Innovation in Distribution and Substation Automation VIZIMAX is proud to present its new smart controller, the RightWON Plus. Designed to provide distribution and substation automation experts with a flexible and affordable all -in-one solution, the RightWON Plus brings key functions such as PLC, communication gateway, web operational HMI and remote management capabilities into one single pla... More

Technology News

Intel - Haswell processors

Computers play a very important role not only for browsing the Internet, creating different documents or engineering systems. They need to perform fast in advanced protection, automation and control related applications that may impose high-speed computational and graphics support requirements. Intel recently released under the code name Haswell the fourth generation of its Core i-series pr... More

Quantum Cryptography - successfully put to work for electric grid security

Wide area protection and control applications impose requirements for fast and trustworthy data communications. Recently a Los Alamos National Laboratory (LANL) quantum cryptography (QC) team successfully completed the first-ever demonstration of securing control data for electric grids using quantum cryptography. In QC single photons are used to produce secure random numbers between user... More

Cover Story

Deploying Advanced Technology - Key Success Factors and Applications

Synchronized measurement technology can support many functions, including enhanced energy management system (EMS), situational awareness, wide-area monitoring, advanced warning systems, protection, and control applications. The technology can also be used for daily system operation and asset performance monitoring. The present state estimation (SE) functions, supported by Supervisory Control and D... More

IEC 61850 Update

Handling the Users Feedback on IEC 61850

Last week I attended the IEC 61850 interoperability (IOP) testing that was organized by the UCA international users group. More than 15 vendors tested during 6 days interoperability of Client / Server communication, GOOSE messaging, Sampled Value Transmission as well as the engineering process using the substation configuration language (SCL). In addition, a group of Ethernet Switch providers veri... More

Lessons Learned

Wide Area Protection and Control Scheme

Figure 1 illustrates the Central American Electrical Interconnection System, or SIEPAC (Sistema de Interconexión Eléctrica de los Países de América Central). A 230 kV transmission network wheels power among the members of this power system. A 400 kV line from the Tapachula substation in Mexico to the Los Brillantes substation in Guatemala interconnects the two power sy... More

Brazilian Blackout

Brazilian Blackout - September 2012

The disturbance was started by the incidence of a single-phase to ground short-circuit in the bay that connects Shunt Reactor #11 to the Busbar #1 of Imperatriz 500 kV substation. As shown in Figure 1, except for Shunt Reactor #11, the 500 kV substation configuration is a double-busbar scheme with four breaker-and-a-half bays and two double-breaker bays. Figure 1 also highlights that the short-ci... More

Design Testing

Design, Testing and Application of Phasor Measurement Technology in ESKOM's Transmission Network

Such a major evolution of the power system will naturally have an impact on the dynamic performance of the system and introduce challenges in managing system stability. Since the South African power system covers an extensive geography with very long transmission lines, stability issues can be particularly challenging. In recent years, there has been a deficit of generation, which has increased t... More

CTEEP Transmission System

Distributed Control for DER and Distribution Automation

The synchrophasors with the same time tag, reflect the instantaneous operating point of the power system. Since measurements are updated in a rate of sixty times per second, the dynamic characteristics of the power systems in real time can be monitored. In this article the main results of the project “Development of a System for Analysis and Monitoring in Real Time of the Electric Networ... More

Legal Issue

OSHA's Campaign

The campaign to prevent heat illness for outdoors workers is another great action of the Occupational Safety and Health Administration (OSHA), in its effort to provide safety at the workplace. Every year, thousands of workers become sick from exposure to heat, which can even lead to death when not caught in time, and/or neglected. This issue can be especially important for the electric power indus... More

Network Architecture

Scalable Network Architecture based on IP Multicast for Synchrophasor Applications

Grid modernization efforts, as well as the implementation and roll-out of smart grids raise the bar for the underlying communication architecture. New technologies and the integration of distributed energy resources along with the growing demand of energy are the main drivers to establish greater situational awareness of the power grid state, and are resulting in the need to control a high number ... More

The Guru

Interview with PACWorld guru Andrzej Wiszniewski

PAC World: When and where were you born? A.W.: I was born In Warsaw 4 years before the Second World War. However until it started I lived with my parents some 200 km. north of Warsaw, in the family estate. When Poland was occupied by the Germans after 1939 my father was arrested and we were displaced from the estate. Then, until 1946 we were living in a village 50 km. south of Warsaw, ... More

History

Protection History - Static Protection Devices

When semiconductors became available the second generation of protection devices came out in the 1960s. With the known protection criteria and characteristics of electromechnical relays the mechanical components have been replaced by their static equivalents. Additional new measurement methods and characteristics have been introduced. Known issues of electromechanical relays (contact contamination... More

I Think

Keeping it simple

Well after taking a step back and considering different options, including not writing a column at all, I came to the conclusion that there are still enough topics to write about although these may involve some more controversial issues. One of which is what I like to call the battle between humans and technology or in other words, the need to keep things simple. There appears to be a trend aroun... More

Industry Reports

IEEE Synchrophasor Standard for Communications

Synchrophasor Measurement System Overview and Development Synchrophasor measurement definitions and performance requirements are specified in IEEE C37.118.1. It defines steady-state and dynamic performance requirements for synchrophasors, frequency and ROCOF measurements. It also defines the requirements for synchronization and data rates, which are important for the transfer of the measurements... More

Conference Reports

8th Annual CIGRE Canada Conference, Calgary, 2013

The event was held 9-11 September 2013, at the Westin Calgary Hotel, Canada. Over 320 registrants attended the 8th annual CIGRE Canada Conference hosted by AltaLink Management Ltd. The theme of the conference was “Modernizing the Grid to Better Serve Evolving Customer Needs”. The event included workshops, student posters, panel sessions, and technical paper presentations. Four wo... More

CIGRE SC B5 International Colloquium 2013, Bello Horizonte, Brazil

The event was held in Bello Horizonte, Brazil 28-31, August, 2013 following SIMPASE 2013. The CIGRE Study Committee B5 (Protection and Automation) meeting and colloquium was held at the Ouro Minas Palace Hotel was the venue for the event. The Colloquium was held on Wednesday and Thursday 28 – 29 August 2013. Many authors were given the opportunity to display their work in the poster s... More

International Protection Testing Symposium (IPTS) - Boston, USA

The International Protection Testing Symposium (IPTS) was held 24-25 September 2013 at the Renaissance Boston Waterfront Hotel, Boston, USA. This is the first time that it was held in the United States with the idea to give an opportunity to more PAC specialists from North America to discuss with their colleagues from around the world the important issues of testing of protection and control de... More

PAC World Africa Conference, Cape Town, South Africa

The Annual PAC World Africa Conference (PACWAC) was held 30 July – 2 August, 2013 in Cape Town, South Africa. After the success of the first regional PAC World conference for Latin America in Florianopolis, Brazil in November 2012, Cape Town, South Africa became the home of the first PAC World Africa conference. The conference was preceded by a half-day tutorial covering the Impact of ... More

The X Symposium on the Automation of Electrical Systems

The Event was held in Bello Horizonte, Brazil, 25 -28 August, 2013 SIMPASE was organized by Companhia Energética de Minas Gerais - CEMIG, one of the most important groups of the electric energy sector in Brazil. SIMPASE is a traditional event of the Brazilian electric sector, organized by the Brazilian National Committee of CIGRE. The opening ceremony of the X SIMPASE was held on... More

Book Review

Synchronized Phasor Measurements and Their Applications

Reviewed by Alex Apostolov, USA At a time when our industry is transitioning into a smarter grid we need to look carefully at all available technologies in order to take advantage of what they offer and use them to improve the efficiency of the protection, automation and control of the electric power system, especially under abnormal system conditions. Synchronized phasor measurements are one ... More

Hobby

A different kind of Smart Grid...

By Marco C. Janssen, UTInnovation, Netherlands It is one thing to talk about Smart Grid and another to build an example of how to do it in a place that needs it the most. A famous Dutch song has the following phrase in it "een eigen huis, een plek onder de zon" which freely translates into "an own house, a place under the sun". Wouldn't it be nice to have a house in a good spot under the sun to... More

Final Thoughts
With the development and deployment of PMUs in significant numbers, there is an increasing need for increase of their applications. The introduction of the P class of synchrophasor measurements makes it possible to consider the development and implementation of protection schemes based on such measurements. The extensions of IEC 61850 to cover applications outside of the substation, the increased... More

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