Civil Engineering Reference
In-Depth Information
Table 2.4
(continued)
Centroidal mass moment of inertia (kg.m 2 )
Component
Mass(kg)
Coordinates (mm)
x
y
z
I 0x
I 0y
I 0z
S-band dipole antenna w/b
0.15
-415
-285
-50
0.0001
0.0001
0.0001
GPS electronic module
1.1
56
-350
846
0.009
0.022
0.014
GPS antenna with bracket -1
0.17
439
-225
-45
0.0001
0.0001
0.0001
GPS antenna with bracket -2
0.17
394
-240
1075
0.0001
0.0001
0.0001
On-board computer -1
3.7
294
0
847
0.074
0.029
0.046
On-board computer -2
3.7
332
0
847
0.074
0.029
0.046
On-board computer -3
3.7
370
0
847
0.074
0.029
0.046
Telemetry Module
2.8
340.5
144
130
0.016
0.012
0.008
Battery cell module
16.5
-340
0
169
0.354
0.122
0.278
Power-conditioning unit
3.6
-307
0
626
0.071
0.029
0.044
Cells leveling unit
1.9
-360
0
628
0.038
0.015
0.023
Cabling
15
-
-
-
-
-
-
Solar panel-1 (+Y)
Stowed
2
0
414
512
0.172
0.313
0.141
Deployed
0
950
-34
0.172
0.141
0.313
Solar panel-1 (-Y)
Stowed
2
0
-414
512
0.172
0.313
0.141
Deployed
0
-950
-34
0.172
0.141
0.313
Solar panel-2 (+X)
Stowed
1.4
529
0
516
0.173
0.124
0.049
Deployed
1066
0
-31
0.049
0.124
0.173
Solar panel-2 (-X)
Stowed
1.4
-529
0
516
0.173
0.124
0.049
Deployed
-1066
0
-31
0.049
0.124
0.173
Heat shield-1 (+Y)
1
0
397
518
0.082
0.172
0.090
Heat shield-1 (-Y)
1
0
-397
518
0.082
0.172
0.090
Heat shield-2 (+X)
0.8
512
0
518
0.103
0.063
0.040
Heat shield-2 (-X)
0.8
-512
0
518
0.103
0.063
0.040
Insulation, coatings, sensors
1.5
-
-
-
-
-
-
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