AAWSAP DIRD, Positron Aerospace Propulsion, March 2010

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Table 1. GLOW for Chemical SSRV21
Vehicle Component
&ructure
Thermal Protection
Propulsion (4 engines)
Electronics
TOTAL DRY MASS
15% Margin + Unused Propellants
Payload
BURNOUT MASS
TOTAL PROPELLANT
GLOW
25,700 kg
12,300 kg
14,900 kg
7,600 kg
60,500 kg
11,400 kg
11.340 kg (24,948 lbs)
83,240 kg
368 1300 kg
451 ,540 kg (993,388 lbs)
Table 2. GLOW for Positron SSRV22
Vehicle Component
Mass
Structure
Thermal Protection
Propulsion (4 engines)
Electronics
TOTAL DRY MASS
15% Margin + Unused Propellants
Payload
BURNOUT MASS
TOTAL PROPELLANT
GLOW
25,700 kg
12,300 kg
14,900 kg
7,600 kg
60,500 kg
11,400 kg
11,340 kg (24,948 lbs)
83,240 kg
1761000 kg
259,240 kg (590,328 lbs)
The GLOW of the positron SSRV is 43 percent less than that of the chemical SSRV
owing to reduced propellant mass. The PTRE will dramatically increase the affordability
of space transportation by increasing the useful payload.
UNCLASSIFIED//EOR OfifilEIAk W&li 8HLY
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