A Review of the Effects of Hypolimnetic Oxygenation on Lake and Reservoir Water Quality

A Review of the Effects of Hypolimnetic Oxygenation on Lake and Reservoir Water Quality
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DOI:
10.1080/07438149909354124
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发表时间:
1999-12
影响因子:
1.5
通讯作者:
M. Beutel;A. Horne
M. Beutel;A. Horne
中科院分区:
环境科学与生态学4区
文献类型:
--
作者:
M. Beutel;A. Horne

文献摘要

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摘要亚磁曝气是一种日益普遍的管理技术,它在保持热分层的同时,使亚磁曝气。虽然大多数亚磁曝气系统使用空气作为氧源,但纯氧的使用正在增长。亚磁氧合的潜在好处包括:维持含氧冷水来源以满足消费者和环境需求、减少内部营养物质负荷、抑制有问题的还原化合物的沉积物释放、以及维持夏季冷水鱼、浮游动物和底栖动物的栖息地。20世纪70年代运行了一些短期实验性充氧系统,但直到80年代才实施大规模系统。自20世纪80年代初以来,深度氧气注射系统一直在瑞士的森帕奇湖、巴尔德格湖和哈尔维尔湖运行,以改善养殖富营养化。深度注氧也被用来增加从一些大型水库的水力释放中的DO。
ABSTRACT Hypolimnetic aeration is an increasingly common management technique that aerates the hypolimnion while preserving thermal stratification. While most hypolimnetic aeration systems use air as an oxygen source, use of pure oxygen is growing. Potential benefits of hypolimnetic oxygenation include maintenance of an oxygenated source of cool water to meet consumer and environmental needs, decreases in internal nutrient loading, inhibition of sediment release of problematic reduced compounds, and maintenance of summertime habitat for cold-water fish, zooplankton and zoobenthos. A number of short-term experimental oxygenation systems were operated in the 1970s, but large scale systems were not implemented until the 1980s. Deep oxygen injection systems have been operating in Lakes Sempach, Baldegg, and Hallwil, Switzerland, since the early 1980s to ameliorate cultural eutrophication. Deep oxygen injection has also been used to increase DO in hydroelectric releases from a number of large reservoirs in the...