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Title: Cape Blanco Wind Farm Feasibility Study : Technical Report, No. 5. Communications Inteference.

Technical Report ·
OSTI ID:5481608

The potential interference effects of the proposed Cape Blanco Wind Farm on the performance of various electromagnetic communications systems in its vicinity have been assessed from a teoretical standpoint. The assessment was carried out by assuming that the wind farm could involve 455 units of FloWind 170 kW, 31 units of Boeing MOD-2, or 259 units of DAF 6400 turbines. The systems that were assessed include navigation, microwave links and ratio, AM and FM broadcast reception, and television reception. The electromagnetic interference assessment was conducted on the basis of known criteria. The results of the study indicate that the navigation systems located at Cape Blanco would not be significantly affected by any of the three cnadidate wind turbines. If the radio systems are used as links, it would be unlikely that their performance would be adversely affected by the vertical-axis wind turbines (VAWTs). However, a more detailed evaluation should be carried out before deciding on the actual distribution of the MOD-2 turbines. If the miscellaneous radio systems were used for area communication, their performance within and in the immediate vicinity of the wind farm could be affected adversely. AM and FM broadcast reception outside the wind farm should not be affected significantly; within the wind farm site, the reception within a few rotor diameters of an individual wind turbine could be affected adversely. With regard to the effect on television, reception from a satellite dish antenna in the vicinity of the site was included in the assessment. Use of either of the two VAWTs could produce slight effects at the nearby residence. The effects would be strong and unacceptable with the MOD-2 turbines, requiring further studies to determine more accurately the impacts.

Research Organization:
Michigan Univ., Ann Arbor (USA). Dept. of Electrical Engineering and Computer Science; Burns and McDonnell Engineering Co., Kansas City, MO (USA)
Sponsoring Organization:
United States. Bonneville Power Administration.
DOE Contract Number:
AC79-83BP11191
OSTI ID:
5481608
Report Number(s):
DOE/BP-11191-5; ON: DE86012925
Resource Relation:
Other Information: Portions of this document are illegible in microfiche products. Original copy available until stock is exhausted
Country of Publication:
United States
Language:
English