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The GIE S2A is a complex comprising a full-scale aeroacoustic wind tunnel, a 2/5-scale model wind tunnel, and supporting infrastructure. The entire facility is a joint project of Renault, PSA Peugeot-Citroën, and the national education and research establishment, CNAM. This paper provides an overview of the history, design features and philosophy, commissioning results, and key instrumentation for the full-scale aero-acoustic wind tunnel, known as the S2A 1/1.
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Waudby-Smith et al. (2004) studied this question.
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