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. 2018 Mar 9;100(4):919–943. doi: 10.1007/s10494-018-9896-4

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© The Author(s) 2018

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Fig. 1 — Sketch of the experimental facility used to control turbulent pipe flow with two different kinds of devices. Stereoscopic PIV measurements of the flow field are made downstream of the devices (see Figs. 2 and 3 for details). The flow direction is from left to right. Drawing not to scale