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Utility Practice & Experience

E-Field Modeling to Improve Transmission Line Performance

October 14, 2017 • ARTICLE ARCHIVE, Utility Practice & ExperienceComments Off on E-Field Modeling to Improve Transmission Line Performance

When designing transmission lines, the overriding design criterion hass typically been mechanical performance. If the mechanical design does not perform, electrical design becomes irrelevant. Today, however, mechanical design of transmission lines is generally robust due to technological innovations in structures, conductors, hardware and insulators. It is...

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Methods to Enhance Safety & Increase Reliability

October 7, 2017 • ARTICLE ARCHIVE, Utility Practice & Experience

Most countries have strict laws requiring that people must not get harmed when using products. Nonfulfillment can expose a company to liability and severely damage corporate reputation. Moreover, those held responsible for an incident may be prosecuted and...

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Delivering Optimal Product Quality Under Cost Pressures

October 2, 2017 • ARTICLE ARCHIVE, Utility Practice & Experience

Performance of T&D components in terms of quality and reliability is critical for dependable electricity supply. However, many factors must also be considered. Utilities these days are focusing on financial performance in terms of return on investment for...

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Impact of Changing Environment on Electrical Systems & Insulation

September 23, 2017 • 25 Years of INMR, Utility Practice & Experience

In December 2013, heavy snowfall over the Italian Dolomites plunged skiers and tourists into an extended blackout involving 98% of customers in one of Europe’s most exclusive sports locations. Then, in March 2015, the central part of Italy was overwhelmed...

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Canadian Utility Initiates Trial Evaluation of Composite Transmission Poles

September 15, 2017 • ARTICLE ARCHIVE, Utility Practice & Experience

Wood pole framing is common on transmission networks throughout North America and indeed across the globe. However, while the typical service life of such poles is normally between 50 and 60 years, damage caused by various species of woodpeckers has, in...

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500 kV Line Allowed U.S. Utility to Compare Performance of Glass Insulators & Hardware

500 kV Line Allowed U.S. Utility to Compare Performance of Glass Insulators & Hardware

September 9, 2017 • ARTICLE ARCHIVE, glass, Utility Practice & Experience

Salt River Project, based in Phoenix, Arizona, was among the world’s first utilities to employ composite insulators along the entire route of a major transmission line. Insulation on this line – the 500 kV Mead-Phoenix Project, commissioned in the early...

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Aesthetic Design Helped Danish TSO Obtain Approval for New 400 kV Line

September 9, 2017 • Utility Practice & Experience

Not long ago, the Nordic country of Denmark became the first place in the world where the ubiquitous lattice transmission tower is no longer accepted for any power line construction. While relatively small and with a population of only some 5.6 million, what...

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Maintenance Strategy Designed to Support Gulf Regional Energy Security

September 9, 2017 • ARTICLE ARCHIVE, Utility Practice & Experience

Under the aegis of the GCC Interconnection Authority (GCCIA), members of the Gulf Co-operation Council, including Kuwait, Bahrain, Qatar, the United Arab Emirates, Oman and Saudi Arabia as host, undertook an ambitious project to link their electrical systems....

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