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Turbine entrainment at six hydroelectric projects located on the AuSable River, Michigan

Book ·
OSTI ID:219950
; ;  [1]
  1. Lawler, Matusky & Skelly Engineers, Pearl River, NY (United States); and others
Turbine entrainment monitoring was conducted by Lawler, Matusky & Skelly Engineers for Consumers Power Company as part of relicensing activities at six hydroelectric projects located on Michigan`s AuSable River. The number and species of fish passing through the Francis turbines of the projects were determined through continuous hydroacoustic monitoring, with the transducers located upstream of the turbines, and through biweekly diel collections using partial-coverage turbine discharge draft tube nets. Although the nets were intended to supply information on species composition, both techniques were ultimately used to estimate turbine entrainment. Comparisons of entrainment abundance estimates were made among projects (location, physical equipment, and operating conditions) and between data collection techniques (hydroacoustics and nets). Species composition and size, based on the partial-coverage draft tube net collections, were also examined. The locations of the projects (along the lower section of the river) permitted evaluation of entrainment data related to morphometric characteristics of the respective impoundments, stream conditions, and water quality parameters.
OSTI ID:
219950
Report Number(s):
CONF-9507190--
Country of Publication:
United States
Language:
English

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