
Vacuum
Facility (VF1):
Magnetoplasmadynamic (MPD) thruster test facility. Pulsed or
steady state power systems available. 
 Dimension:
1.5m diameter x 4.5m long
 Pumping Speed: 4x10^{4} l/s @ 10^{6} torr (air)

Ultimate Pressure (no load): 3x10^{7} torr

Capacitor bank providing 250 kJ for 2msec pulsed power; >30MW pulsed power


Vacuum
Facility (VF2):
Electrodeless thruster and low flow propulsion test bed with
turbopump based clean pumping train. 
 Dimension:
1.0m diameter x 2.2m long
 Pumping
Speed: 1.95 x10^{3} l/s @ 10^{5} torr (air)
 Ultimate
Pressure (No Load): 1 x10^{6} torr


Vacuum
Facility (VF3):
Pulsed Plasma Thruster Test Bed. Oil Diffusion pumped facility
with impulse thrust stand for pulsed thruster performance characterizations. 
 Dimension:
1.5m diameter x 4.5m long
 Pumping
Speed: 8 x10^{4} l/s @ 10^{6} torr (air)
 Ultimate
Pressure (No Load): 4x10^{7} torr
 Test
Ports: 0.8m x 0.9m end test port; 0.3m side port


Vacuum
Facility (VF4) 
 Dimension:
1.5m diameter x 4.5m long
 Pumping
Speed: N/A
 Currently
NonOperational


Vacuum
Facility (VF5):
High Power Electric Propulsion System Test Bed. High pumping
rate for highfidelity electrostatic thruster performance characterization/life
testing.
+ View the Fact Sheet (PDF) 
 Dimension:
4.6m diameter x 18.3m long; 4m diameter x 9m access long
 Pumping
Speed: 3.5x10^{6} l/s @ 10^{6} torr (air) w/cryosystem
 Ultimate
Pressure (No Load): 1x10^{7} torr
 Test
Ports: 2 0.9m x 0.9m long test ports; 1 0.3m x 0.3m long
test port; 1 1.8m x 2.4m long test port


Vacuum
Facility (VF6):
Multirole facility capable of large scale thermal vacuum tests
and high power electric propulsion performance/life testing.
+ View the Fact Sheet (PDF)

 Dimension:
7.6m diameter x 21m long; 6.7m diameter x 18.3m access long
 Pumping
Speed: 9 x10^{5} l/s @ 10^{6} torr (air)
 Ultimate
Pressure (No Load): 5x10^{7} torr
 3m
x 3m test port
 Solar
simulation using 930kW Xenon lamps; 10% uniformity
 LN_{2} cooled cold wall


Vacuum
Facility (VF7):
High power electric propulsion vacuum facility with noncondensible
pumping capabilities. 
 Dimension:
3m diameter x 4.6m long
 Pumping
Speed: 1.25x10^{4} l/s @ 10^{6} torr (air)
 Ultimate Pressure (no load): 1x10^{7} torr
 Surrounded
by concrete, except for outside wall
 Operational
2005


Vacuum
Facility (VF8):
Low Power Electric Propulsion testbed. Sub 5 kW thruster performance
and component tests. 
 Dimension:
1.5m diameter x 4.5m long; 1.3m x 4.3 access
 Pumping
Speed: 1.2x10^{5} l/s @ 10^{5} torr (air)
 Ultimate
Pressure (No Load): 4x10^{7} torr
 0.9m
x 0.8m end test port; 0.6m x 0.6m side port; H2, N_{2} and
NH_{4} gaseous feed systems


Large
Area Atomic Oxygen Vacuum Facility (VF9):
Provides uniform exposure to atomic oxygen for removal of surface
organics over roughly 1.5m x 2m area that is less than 5 cm
thick. 
 Dimension:
0.6m x 1.5m x 2.5m
 Pumping
Speed: 15m^{3}/min @ 1x10^{2} bar (air)
 Ultimate
Pressure (No Load): 1x10^{3} torr
 RF
produce Atomic Oxygen; 1.5m x 2.1m area


Exposure
Facility (VF10):
Small, environmental thermal vacuum facility with liquid nitrogen
cold shroud. 
 Dimension:
1.0m diameter x 1.5m long
 Pumping
Speed: 1.95 x 10^{3} l/s for He @10^{5} torr; 500 l/s for air
 Ultimate
Pressure (No Load): 8x10^{7} torr
 Thermal
simulation; Infrared heat lamps


Vacuum
Facility (VF11):
Ion thruster technology testbed. Full scale highpower thruster
tests or component characterizations. Full diagnostics and power
suite available. 
 Dimension:
2.2m diameter x 8.25m long
 Pumping
Speed: 2.7 x 10^{5} l/s @ 10^{5} torr (air)
 Ultimate
Pressure (No Load): 1x10^{7} torr
 2
12 in x 15 in Laser profilometer with 1 micron resolution;
2D plume analysis rake with electrostatic probes; quartz
crystal microbalances; laser induced fluorescence


Vacuum
Facility (VF12):
Medium to high power electrostatic thruster testbed. Full performance
characterizations, diagnostic, and power suite available. 
 Dimension:
3m diameter x 9m
 Pumping
Speed: 1 x 10^{6} l/s @ 10^{5} torr (air)
 Ultimate
Pressure (No Load): 8x10^{8} torr


Vacuum
Facility (VF13):
Pulsed Plasma Thruster Testbed. Life and plume characterization
testing. 
 Dimension:
1.5m diameter x 3.5m high
 Pumping
Speed: 1.05 x 10^{4} l/s @ 10^{6} torr (air)
 Ultimate
Pressure (No Load): 4x10^{7} torr
 Upper
2.75m of chamber is removable; pumping system can be isolated
and remain chilled


Vacuum
Facility (VF14):
Turbopump Belljar 
 Dimension:
.6m wide x .6m long x .9m high
 Pumping
Speed: 10 x 10^{3} l/s @ 10^{6}
 Ultimate
Pressure (No Load): 5x10^{7} torr


Vacuum
Facility (VF16):
Electrostatic Thruster test facility. 
 Dimension:
2.75m diameter x 4.5m long
 Pumping
Speed: 5x10^{5} l/s @ 10^{5} torr (air)
 Ultimate
Pressure (No Load): 7x10^{8} torr
 LN_{2} cooled graphite target
 Operational
2004


Vacuum
Facility (VF61):
Hollow cathode component testbed for cathode performance, ignition,
and cyclic life testing. 
 Dimension:
1m diameter x 1.5m long
 Pumping
Speed: 3x 10^{4} l/s @ 10^{6} torr (air)
 Ultimate
Pressure (No Load): 3.5x10^{8} torr
 0.33m
x 0.41m end test port; 0.33m x 0.41m side test port


Vacuum
Facility (VF67):
Stirling Engine performance and cyclic life test facility. 
 Dimension:
1m diameter x 3m long
 Pumping
Speed: 1 x 10^{4} l/s @ 10^{6} torr (air)
 Ultimate
Pressure (No Load): 9x10^{7} torr


Vacuum
Facility (CW19):
Pulsed Plasma Thruster, low flow electric propulsion test bed. 
 Dimension:
2m diameter x 3m long
 Pumping
Speed: 2.5 x 10^{4} l/s @ 10^{5} torr (air)
 Ultimate
Pressure (No Load): 5x10^{7} torr


Vacuum
Facility (PIFH):
Plasma exposure facility for materials, photovoltaic, and dielectric
testing with thermal vacuum capability. 
 Dimension:
1.8m diameter x 1.8m long
 Pumping
Speed: 3 x 10^{4} l/s @ 10^{5} torr (air)
 Ultimate
Pressure (No Load): 1x10^{6} torr
 Plasma
sources and diagnostics; Cold walls


Vacuum
Facility (PIFV):
Plasma exposure facility for materials, photovoltaic, and dielectric
testing with thermal vacuum capability. 
 Dimension:
1.8m diameter x 2.9m high
 Pumping
Speed: 5.3 x 10^{3} l/s@ 10^{5} torr (air)
 Ultimate
Pressure (No Load): 5x10^{7} torr
 Plasma
sources and diagnostics; Cold walls; Upper 2.1m is removable
for accessibility


Small
Multipurpose Research Facility (SMiRF): Thermal
vacuum facility with capability to safely handle gaseous and
cryogenic propellants. 
 Dimension:
1.8m diameter x 2.5m length
 Pumping
Speed: 7 x 10^{3} l/s @ 10^{5} torr (air)
 Ultimate
Pressure: 8.5x10^{6} torr
 High
altitude & launch pressure environments
 LH2
and LOX (future)
 Calorimeter
testing of insulation for cryogenic propellant tanks
 Variable
cold gas cold wall (110K to 360K)


SmallScale
Vacuum Facilities: Smallscale
vacuum facilities for thruster/avionics component testing. 
 Dimension:
1m dia. and smaller
 Base
pressures: from 1 x 10^{8} to 1 x 10^{5} torr
 Oil
free pumping available


