MidAmerican Energy Energizes 124-Mile Transmission Line
MidAmerican Energy Co.'s electric transmission grid has increased capability to handle higher electric demand when summer temperatures heat up. The 345,000-V...
Line Upgrade Features Low-Sag Conductor
If Thomas Edison's first electric system under the cobblestones of lower Manhattan, were still the industry standard, our industry would be a curiosity...
The Ugliest of Uglies
The attendees of the 2005/2006 IEEE PES Transmission & Distribution Conference & Exposition certainly know ugly when they see it. In a close vote, the...
ESB Tackles System Renewal
The electricity market in the Republic of Ireland has been fully opened, which means that all of the 1.9 million customers can now choose their supplier....
Korea's First 765-kV Double-Circuit Line
transmission system in 2004 was 51,264 MW, and the average annual increase in demand is about 8% per annum. The long-term load...
Heavy Rains Fuel Wildfires
In the summer of 2005, Salt River Project faced a vegetation management challenge on its electric high-voltage transmission lines that it had never dealt with before — a challenge that put the utility well outside the definition of normal line clearance. For nearly a decade, Salt River Project (SRP; Phoenix, Arizona, U.S.) had maintained a successful management program keeping...
The Lowdown on CLP's Power Initiative
Located in Southeast Asia, Hong Kong's subtropical conditions are ideal for fast-growing trees and vegetation, such as Eucalyptus, Casuarina and various...
Avista Utilities Begins Last Phase of 230-kV Upgrade Project
Avista Utilities (Spokane, Washington, U.S.), an operating division of Avista Corp., began construction in early May of a 60-mile (97-km) 230-kV transmission...
Reconstructing Iraq
We left the Green Zone, heading for the Baghdad airport in a high-speed dash along a highway known as Route Irish. Adrenaline pumped through our veins...
Open House Communications
Energy demand in Southwest Connecticut is growing rapidly. This 54-town region is the state economy's engine. It is served by a transmission grid that...
Pole-Pulling Innovation
A high percentage of the new utility poles that We Energies is installing are going toward replacing existing poles, rather than for new pole lines and...
Vegetation Management: Working With Contractors
In July 2002, Nashville Electric Service (NES) announced an accelerated vegetation management program designed to reduce the number of power outages that...
AEP Proposes 765-kV Line to Relieve Congestion in Eastern United States
AMERICAN ELECTRIC POWER (AEP) IS ADDRESSING INADEQUACIES IN THE U.S. TRANSMISSION INFRASTRUCTURE. AEP (Columbus, Ohio, U.S.) has filed with the Federal...
Standardized Process Developed for Siting Transmission Lines
Georgia Transmission Corp. (GTC; Tucker, Georgia, U.S.) and the Electric Power Research Institute (EPRI; Palo Alto, California, U.S.) have released a...
Spain Expands EHV Networks
Spain's electricity regulation, The 54/1997 Act and the Royal Decree 1955/2000, establishes the premise on which its extra-high-voltage (EHV) transmission...
Mammoth 765-kV Project
American Electric Power operates more than 2000 miles(3219 KM) of 765-kV transmission lines in the United States, from the southeastern shore of...
The Business Side of Line Construction
Today's business environment continually presents challenges of a fundamentally conflicting nature. Electric utilities face increasing energy demand and...
Aesthetic Line Comes to Helsinki
The main transmission connections from Helsinki Energy's (HE's) power plants are connected to the national grid via two 110-kV transmission lines that...
Welcome to My Backyard
I live in a typical suburban neighborhood in Eastern Kansas. The schools are good, the traffic is light and the taxes are low. The amenities here aren't...
China's IEE Demonstrates Superconductor Fault Current Limiter
China's Institute of Electrical Engineering (IEE) has successfully demonstrated a superconductor-based fault current limiter for the first time in a power...
Should We Consider Non-Wires Solutions?
WRITING THIS IS A STRETCH FOR A GUY WHOSE LIVELIHOOD DEPENDS ON UTILITIES HANGING WIRE IN THE AIR. But building more lines is not always the optimal solution....
Composite Insulator Failures Lead to Improved Designs
THE INITIAL PROMISE OF COMPOSITE INSULATORS WAS INTOXICATING: a product that was lightweight, easy to install, resistant to gunshots and less likely to...
When Lighting Becomes A Lineman's Best Friend
For 125 years, Duquesne Light (DL) has been serving the electricity needs of its customers in the greater Pittsburgh metropolitan region. The area is...
Our Industry Responds to Devastation in the Gulf
Transmission & Distribution World has worked closely with our vendor and contractor sponsors to bring you this special issue that focuses exclusively...
LINE-RATING ANALYSIS DETECTS VIOLATIONS
SALT RIVER PROJECT (SRP) EXPERIENCED AN OUTAGE IN JUNE 2003 when a high-voltage line sagged into a 12-kV circuit, despite the fact that the line was supposedly...
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