user manual

Amendment 88
TABLE 3.4-18 10/5/70
Vent llne Volume
Tank Volume
Pressure Measurement (Z5 PSIA)
Temperature Measurement (±l.5°F)
Measured Density
2Welsh± Measurement
ILoadlng Tolerance
Total Loadin 8 Uncertainty
LM-8 Propellant Loading Uncertainties
LM-8 APS FRDPELLANT
Fuel (Ib_
±0.2
±0.8
_0.5
±1.7
/0.7
±0.5
±0.5
±4.9
Oxldlzer (Ib_
±0.3
±1.3
±0,8
±4.3
±0,5
±0.5
±0.5
_8.2
AYS Mission Uncertainties
Mixture Ratio Variation
_V, Isp, Vehicle Weight Variation
Propellant Usage Uncertainty Due To Total
Loading Uncertainty
Total Propellant Uncertainty For Mission _V
TBD
TBD
TBD
TBD
LM-8 DPS PROPELLANT
Vent Line Volume "0.2
Tank Volume _3.4
Pressure Measurement (±5 PSIA) ±1.6
Temperature Measurement (I.5°F) _6.i
Measured Density !2.4
2WeiEht Measurement _0.5
lLoading Tolerance _0,5
Total Loading Uncertainty ±14._
-+0.3
-+5.6
-+2.6
±14,8
_._
-+Q._
±o._
_+25.9
DPS Mission Uncertainties
Mixture Ratio Variation
_V, Isp, Vehicle Weight Variation
Propellant Ussle Uncertainty Due to Total
Loading Uncertainty
Total Propellant Uncertainty For Mission _V
TBD
TBD
TBD
TBI)
L_-_ RC$ PRDPELLANT
Loading Temperature 10,2 tl.8
Ullage Calculation t0.4 t0.6
Tank and Manifold Volume t0.8 _1.4
Total tl.8 _3.8
IThese will be known quantttias after loading is accolpltehed.
21f weigh tank is used for off-load/n|, then wei|ht measurement uncertainty
Is ±0.5 pounds per weigh tank. If flow meter Is used for off-loadlng, then
weight measurement uncertainty is ±4.0Z of amount off-loaded.
3.4-77
SNA-8-D-O27(III)REV 2
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