expansion loop


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expansion loop

[ik′span·shən ′lüp]
(engineering)
A complete loop installed in a pipeline to mitigate the effect of expansion or contraction of the line.

expansion bend, expansion loop

expansion bends
A bend (usually in the form of a horseshoe or ?) which is inserted in a pipe run to provide for the expansion of the pipe resulting from a temperature change.
References in periodicals archive ?
ASHRAE U-Bend Constant ASHRAE does not consider anchor forces to be a cause for concern when sizing expansion loops, which is a reasonable assumption if users follow the given table The ASHRAE rule of thumb is 2001b of anchor force developed by a U-Bend per diameter inch of pipe (350.
This has traditionally been achieved by including expansion loops in the pipeline at regular intervals along the route length.
Specifically, the project calls for the installation of the 29-kilometer 24-inch pipeline, three risers, three expansion loops, and the subsea tie-in.