Progressive Science air samplingProgressive Science air sampling
• pressure rake & air sampling systemspressure rake & air sampling systems– analysis data & questionsanalysis data & questions
– mechanical / structural designmechanical / structural design
– hardware? flight configurations?hardware? flight configurations?
– inlet airflow modeling inlet airflow modeling
– electrical & softwareelectrical & software
– flight-worthiness approvalflight-worthiness approval
• schedule & staffingschedule & staffing– construction, testing, approvals, installationconstruction, testing, approvals, installation
– data system interfacedata system interface
Instruments needing inlets for Instruments needing inlets for Progressive Science flightsProgressive Science flights
InstrumentInstrument InletInlet
RAF – CO + CORAF – CO + CO22 Aft-facingAft-facing
pressure scannerpressure scanner Pressure rakePressure rake
RAF – CN + RDMARAF – CN + RDMA Fwd-facingFwd-facing
NOAA – ONOAA – O33 Aft-facingAft-facing
DU – FCASDU – FCAS DU - customDU - custom
Pressure rake & gas samplingPressure rake & gas sampling
hardware ?hardware ?
hardware ?hardware ?
hardware ?hardware ?
http://www.psih.com/esp.html
http://www.vici.com/vval/sc.htmhttp://www.vici.com/act/micmp.htm
rack mounting?rack mounting?
Pressure rake & gas samplingPressure rake & gas sampling
hardware ?hardware ?
flight flight configurationconfiguration
ss
changes between flights?changes between flights?
staffingstaffing
ItemItem MEME AEAE EE/techEE/tech SciSci MechMech SESE
Pressure Pressure rakerake
HIMILHIMIL
CO2CO2
COCO
CN (new)CN (new)
RDMARDMA
scheduleschedule
Finish & approve designsFinish & approve designs July 15July 15
Select & purchase hardwareSelect & purchase hardware July 18July 18
Allocate staffAllocate staff
Fabrication & assemblyFabrication & assembly Aug-SepAug-Sep
Testing & calibrationTesting & calibration OctOct
Inspection/certificationInspection/certification OctOct
Install on G-V & approveInstall on G-V & approve Oct 15Oct 15
rake - airflow modelingrake - airflow modeling domain 10 x 20 x 30 in domain 10 x 20 x 30 in33, 92000 cells, 92000 cells
rake - airflow modelingrake - airflow modeling domain 10 x 20 x 30 in domain 10 x 20 x 30 in33, 92000 cells, 92000 cells
FLUENT FLUENT drag force & momentdrag force & moment - - rakerake
Pressure Pressure forceforce
Viscous Viscous force force
TotalTotal
X-direction forces X-direction forces (N)(N)
352352 88 360360
Z-direction Z-direction momentsmoments
(N-m)(N-m)
-47.5 -47.5 -1.3-1.3 -48.8-48.8
surface projected onto plane (1, 0, 0): 0.0139 (msurface projected onto plane (1, 0, 0): 0.0139 (m22))
