countercurrent flow


Also found in: Medical.

countercurrent flow

[′kau̇nt·ər‚kər·ənt ′flō]
(mechanical engineering)
A sensible heat-transfer system in which the two fluids flow in opposite directions.
References in periodicals archive ?
The product from the reactor was de-ashed through a set of de-ashing vessels in which the hydrocarbon stream was contacted in countercurrent flow with water.
1 Simulated Moving Bed Chromatography/Continuous Countercurrent Flow 95 10.
Furthermore, the wastewater was sprayed from the top of the O3 reactor and contacted with ozone by countercurrent flow.
In countercurrent flow, the water and oil flow through the same face in opposite direction.
0 during the onset of the countercurrent flow at the vent.
Because the BMLC is located at a faunal boundary, vicissitudes in the CCS greatly affect the species composition and relative abundance of the local ichthyofauna, with temperate species becoming more pronounced in times of strong California Current flow or upwelling and less common during strong Countercurrent flow or during ENSO warming events (Torres-Orozco and Castro-Aguirre 1992; Castro-Aguirre and Torres-Orozco 1993; Gutierrez-Sanchez 1997).
The bloodstream returning to the heart is cooled by the countercurrent flow of saline solution in the balloon catheter.
Cooling towers readily generate fine water droplets, as they operate by spraying water onto a packing material through which there is a countercurrent flow of air.
Fully operational, cupolas exhibit an efficient countercurrent flow with the hot gases preheating the charge as they percolate up through successive charge layers and out the stack.