Reservoir Hollow Cathode for Electric Space Propulsion

2016 ◽  
Vol 63 (10) ◽  
pp. 4113-4118 ◽  
Author(s):  
B. Vancil ◽  
J. Lorr ◽  
V. Schmidt ◽  
W. Ohlinger ◽  
J. Polk
Author(s):  
Andreas Neumann

DLR operates the High Vacuum Plume Test Facility Göttingen – Electric Thrusters (STG-ET). This electric propulsion test facility has now accumulated several years of EP-thruster testing experience. Special features tailored to electric space propulsion testing like a large vacuum chamber mounted on a low vibration foundation, a beam dump target with low sputtering, and a performant pumping system characterize this facility. The vacuum chamber is 12.2m long and has a diameter of 5m. With respect to accurate thruster testing, the design focus is on accurate thrust measurement, plume diagnostics, and plume interaction with spacecraft components. Electric propulsion thrusters have to run for thousands of hours, and with this the facility is prepared for long-term experiments. This paper gives an overview of the facility, and shows some details of the vacuum chamber, pumping system, diagnostics, and experiences with these components.


1960 ◽  
Vol 79 (7) ◽  
pp. 555-563 ◽  
Author(s):  
J. C. Evvard

1967 ◽  
Vol 7 (5-6) ◽  
pp. 795-847 ◽  
Author(s):  
Ernst Stuhlinger

1993 ◽  
Author(s):  
LEONARD CAVENY ◽  
FRANCIS CURRAN ◽  
JOHN BROPHY

Author(s):  
Massimo Panarotto ◽  
Ola Isaksson ◽  
Idris Habbassi ◽  
Nicolas Cornu

2018 ◽  
Vol 4 ◽  
pp. 134 ◽  
Author(s):  
Andreas Neumann

Abstract: DLR operates the High Vacuum Plume Test Facility Göttingen – Electric Thrusters (STG-ET). This electric propulsion test facility has now accumulated several years of EP-thruster testing experience. Special features tailored to electric space propulsion testing like a large vacuum chamber mounted on a low vibration foundation, a beam dump target made of low sputtering material, and a performant pumping system characterize this facility. The vacuum chamber is 12.2m long and has a diameter of 5m. With respect to accurate thruster testing, the design focus is on accurate thrust measurement, plume diagnostics, and plume interaction with spacecraft components. Electric propulsion thrusters have to run for thousands of hours, and with this the facility is prepared for long-term experiments. This paper gives an overview of the facility, and shows some details of the vacuum chamber, pumping system, diagnostics, and experiences with these components.


1979 ◽  
Vol 40 (C7) ◽  
pp. C7-229-C7-230
Author(s):  
N. N. Rykalin ◽  
A. V. Nikolaev ◽  
A. P. Borzhov

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