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Mesureament Techniques

Wind tunnel data format for test results presentation

The development of new measuring techniques requires new data formats and data structures. Due to the rigidity of old formats and structures adaptation to new requirements are impossible.

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Wind tunnel data format for test results presentation.pdfWind tunnel data format for test results presentation.pdf

WDF overview

Users of wind tunnels rely for the interpretation of test results on data provided by the wind tunnel operator.

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WDF overview.pdfWDF overview.pdf

Transition triggering using Cadcut strips

Verification of the transition triggering was done using acenaphthene visualization. A sample result, obtained with a heightof102 µm , is shown in figure 3.

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Transition triggering using Cadcut strips.pdfTransition triggering using Cadcut strips.pdf

Survey of Engine Integration Testing

This paper presents a review of the testing techniques currently used to study the engine integration in the different ONERA wind tunnels, covering the whole speed range of current and future aircr

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Survey of Engine Integration Testing.pdfSurvey of Engine Integration Testing.pdf

SAFIN Data Acquisition System at the S2MA

A new data acquisition system with digital filtering (SAFIN) was installed at the Modane S2MA wind tunnel, in January 2007.

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SAFIN Data Acquisition System at the S2MA.pdfSAFIN Data Acquisition System at the S2MA.pdf

S2MA Precise Measurement of Propulsion System Drag at Tran…

Wake measurement tests were carried out in the S2MA wind tunnel during December 2005 and January 2006, as part of the "Falcon Propulsive System Drag" study, under the leadership of the ONERA-DAAP d

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S2MA Precise Measurement of Propulsion System Drag at Tran….pdfS2MA Precise Measurement of Propulsion System Drag at Tran….pdf

Real time PC monitoring of strain gauge balances in ONERA

Since the beginning of its large wind tunnel operations, ONERA has continuously improved its measurement devices, in particular the strain-gauge balances.

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Real time PC monitoring of strain gauge balances in ONERA.pdfReal time PC monitoring of strain gauge balances in ONERA.pdf
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