water column


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water column

[′wȯd·ər ‚käl·əm]
(mechanical engineering)
A tubular column located at the steam and water space of a boiler to which protective devices such as gage cocks, water gage, and level alarms are attached.
References in periodicals archive ?
To a certain degree, it doesn't matter how deep the laser can see as long as the Navy can use the module's family of systems to see the entire water column, Ailes said.
Upon hatching, young pollock larvae are distributed in the upper water column and are subject to currents and wind-driven advection (Nishiyama et al.
Moving farther up the water column and the marine food web are the jellyfish and sea cucumber-like creatures known as pyrosomes or tunicates, great numbers of which were reported dead near the Deepwater Horizon wellhead last summer.
Joye said the methane and other gases likely will remain deep in the water column and be consumed by microbes in a process known as oxidation, which en masse can lead to low-oxygen waters.
candidate Thiago Correa of the Marine Geology & Geophysics division of the University of Miami (UM), the oil that remains in suspension in the water column and creates plumes poses a serious risk for the planktonic and benthic (sea floor) life throughout the region, including the deep-sea reefs they study.
Every spring, in a condition known as hypoxia, this fast growing algae depletes large sections of the Gulf's water column of the oxygen crucial for other life forms to survive there.
Much effort has been expended on quantifying pigment in the water column and sediments of both marine and fresh waters (Leavitt and Carpenter, 1990).
Two separate sets of laboratory experiments were conducted to determine the density-dependent predation rates of juvenile Litopenaeus setiferus feeding directly on (1) zooplanktonic prey Artemia salina in the water column and (2) benthic prey Mercenaria mercenaria in sediment.
The aquarium was filled with de-chlorinated tap water and incubated for one week to permit growth of micro-organisms on the walls including the floor, in the water column and at the air-water interface (Walker and Merritt 1991).
While the catch basins may trap sediments containing phosphorus, the sediments remain in contact with the water column and the nutrients will eventually dissolve into the standing water of the catch basin," Miller wrote.
This means that a tremendous blast of carbon dioxide was released into the water column during the explosive eruption.