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keywords: Ofil Solar Blind product UV systems EPRI-USA DayCor® corona Transmission OHL RFI TVI Audio Noise ADSS Conductors Porcelain Insulators
CORONA ON TRANSMISSION
The use of Ofil's daytime corona detecting systems to inspect high voltage transmission lines and grid componenets has proven to be reliable, accurate and effective. Worldwide electric utilities are using Ofil's DayCor® corona and arcing inspection equipment for cases such as:
- Degradation of Polymer insulators
- Contamination - coastal salt; industrial vapors and dusts; cement dust; highway road-salt; tire dust and car emissions; agricultural dusts and fertilizers
- Cracked porcelain insulators
- Rusted cement and metal caps & pins on porcelain insulators.
- RFI, TVI and audio noise sources lead to customer complaints
- Wrong design and improper installation, that may lead to mechanical and electrical failure, of: hardware such as corona ring, conductors ADSS etc…
- Shorted bells
- Loose hardware such as: spacers, slices, clamps etc.
PRODUCTS OFFERED:
- DayCor®Superb
- DayCor® Ranger
- DayCor® ROM
- DayCor® ROMpact for UAV
transmission LINES CHARACTERISTICS
- Long inspection lines
- Inspection of remote objects
- Topographic barriers
download
- The Feasibility of Using Daytime Corona Inspection to Identify Contaminated Insulators That Need to Be Washed
>> http://my.epri.com/portal/server.pt?Abstract_id=000000000001013675