Recently, 3M completed an 11-year field test in the corrosive salt spray environment of Hawaii. The field test demonstrated the corrosion resistance of its high capacity transmission conductor, 3M™ ACCR.
Hydro-Québec and National Grid have signed an licensing agreement for the LineScout, a robotic device able to inspect high-voltage transmission lines. Under the licensing agreement, National Grid obtains the right to use LineScout Technology on the UK territory for a period of 10 years. The two companies are working together to broaden their collaborative approach to strategic research and development.