Dept Of Defense- Dept Of The Army- Amc- Acc- Acc- Ctrs- Acc Rsa- W6Qk Acc- Rsa
Cfd Analysis
Closed- Circuit Wind Tunnel ( 24- inch test) - The Closed- Circuit Wind Tunnel ( 24- inch test) shall include the following specifications or equivalent ( if not brand name): & n
Closed- circuit wind tunnel ( 24- inch test) One closed- circuit wind tunnel ( 24- inch test) with specifications including: closed circuit operation, 3/8 inch swagelok bulkhead fitting, maximum operating speed of 50 m/s, test section walls with grooves for nozzle restriction plates, turbulence intensity less than 1%, test section dimensions of **** cm x **** cm, at least two sealable ports for instrument insertion ( accommodating various diameters), a replaceable 15- inch section of the usable test area, total footprint not exceeding 32 ft x 8 ft x 7. 5 ft, optical quality glass sidewalls, centrifugal fan design isolated from the system, variable frequency drive ( VFD) with computer software/manual input control, and VFD interface programmable via National Instruments LabVIEW software. Quantitative analysis ( e. g. , CFD simulations) required to demonstrate air speed and turbulence requirements.
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