Air Sample Inlets for Aircraft

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Air Sample Inlets for Aircraft

This page has a collection of information about inlets that are used on research aircraft for sampling aerosol particles and gases. Additional resources and links are at the bottom of the page.

owner Inlet Type aircraft special features & illustrations (click to expand images)

CARIBIC original fwd-facing
heated
1-stage diffuser B-767 gas & particle

CARIBIC new fwd-facing
heated
2-stage diffuser + shroud Airbus A340 gas & particle

DOE fwd-facing
2-stage diffuser + shroud Gulfstream G-1 gas & particle

NCAR fwd-facing
1-stage diffuser
SDI (solid diffuser inlet) NCAR C-130

NCAR fwd-facing
heated
1-stage diffuser + shroud
SCAI (Small Community Air Inlet) NCAR C-130

NCAR fwd-facing
1-stage
LTI (Low Turbulence Inlet) NCAR C-130 laminar core

NCAR fwd-facing
1-stage diffuser UND-Citation

NCAR fwd-facing
heated
counter-flow virtual impactor (CVI) + shroud NCAR C-130
NASA DC-8
UND Citation

NCAR fwd-facing cone
forward- and aft-facing goosenecks NCAR C-130 optional inert tubing liner

NCAR fwd-facing (Eisele) NCAR C-130 OH & HO₂

NCAR fwd-facing + shroud
(TAS, Huebert) NCAR C-130 total aerosol

NCAR forward or aft-facing,
HIMIL (HIAPER Modular Inlet) Gulfstream V HIAPER changeable components

Univ. Hawaii fwd-facing
1-stage diffuser + shroud
(DICE, Clarke) NASA DC-8 link to more info

Univ. Wyoming fwd-facing
heated
1-stage diffuser UWyo K/A
NCAR C-130

Information Resources

Definitions - inlet terms
NCAR/ATD Airflow Analysis web page
HAC Instrumentation Priorities (draft June 9, 2003)
EUFAR (password access) International Workshop on Airborne Particle Inlets Leipzig, 12-13 April 2002 (with PPT presentations)
Aircraft Particle Inlets Meeting Summary (paper - Bull. Amer. Meteor. Soc.)
Aircraft Particle Inlets State-of-the-Art and Future Needs (paper - Bull. Amer. Meteor. Soc.)
CARIBIC web page
Brenninkmeijer et al. workshop paper 2002 about CARIBIC project
(from Franz Slemr pdf at http://www.physchem.uni-wuppertal.de/PC-WWW_Site/Bad_Breisig/breisig_WS1.html)
2001 journal article on CARIBIC original inlet, “Sampling Characteristics of an Aircraft-Borne Aerosol Inlet System”, Markus Hermann, et al.
2003 conference presentation , “Aerosol mass spectrometer measurements on board the DOE G1 during the New England Air Quality Study 2000”, Onasch et al.
2006 meeting at NCAR. Summary: Issues on Inlets for Air Sampling from Aircraft
Bibliography of relevant scientific papers (MS-Word doc)

owner	Inlet Type	aircraft	special features & illustrations (click to expand images)
CARIBIC original	fwd-facing heated 1-stage diffuser	B-767	gas & particle
CARIBIC new	fwd-facing heated 2-stage diffuser + shroud	Airbus A340	gas & particle
DOE	fwd-facing 2-stage diffuser + shroud	Gulfstream G-1	gas & particle
NCAR	fwd-facing 1-stage diffuser SDI (solid diffuser inlet)	NCAR C-130
NCAR	fwd-facing heated 1-stage diffuser + shroud SCAI (Small Community Air Inlet)	NCAR C-130
NCAR	fwd-facing 1-stage LTI (Low Turbulence Inlet)	NCAR C-130	laminar core
NCAR	fwd-facing 1-stage diffuser	UND-Citation
NCAR	fwd-facing heated counter-flow virtual impactor (CVI) + shroud	NCAR C-130 NASA DC-8 UND Citation
NCAR	fwd-facing cone forward- and aft-facing goosenecks	NCAR C-130	optional inert tubing liner
NCAR	fwd-facing (Eisele)	NCAR C-130	OH & HO₂
NCAR	fwd-facing + shroud (TAS, Huebert)	NCAR C-130	total aerosol
NCAR	forward or aft-facing, HIMIL (HIAPER Modular Inlet)	Gulfstream V HIAPER	changeable components
Univ. Hawaii	fwd-facing 1-stage diffuser + shroud (DICE, Clarke)	NASA DC-8	link to more info
Univ. Wyoming	fwd-facing heated 1-stage diffuser	UWyo K/A NCAR C-130