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Contents
Contents ........................................................................................................................................................ 2
.................................................................................................................................................. 3
Information Provided ................................................................................................................................................ 3
Camera ...................................................................................................................................................................... 3
Geometry .................................................................................................................................................................. 3
Other Information ..................................................................................................................................................... 3
..................................................................................................................................... 4
........................................................................................................................................ 4
................................................................................................................................. 5
Material Properties ................................................................................................................................................... 5
Springs ....................................................................................................................................................................... 5
Helicopter Floor ......................................................................................................................................................... 6
Point Mass ................................................................................................................................................................. 6
............................................................................................................................................ 6
Self-Weight ................................................................................................................................................................ 6
4G Loads .................................................................................................................................................................... 6
.......................................................................................................................................................... 7
Self-Weight ................................................................................................................................................................ 7
4G Load X .................................................................................................................................................................. 9
4G Load Y ................................................................................................................................................................. 10
4G Load Z ................................................................................................................................................................. 12
.................................................................................................................................................. 14
Material Properties
Elastic Modulus 2.10E+11 Pa Poissons Ratio 0.3 Density 7850 Kg/m3
Sy 520 MPa Su 750 MPa
Springs
X = −177.92 − 177.58 + 177.9 + 177.6 = 0
Y = −299.93 − 299.74 − 299.96 − 299.74 = −1199.37
Z = 190.86 − 190.63 − 190.68 + 190.56 = 0.11
1Y -299.93 N 1X -177.92 N 1Z 190.86 N 2Y -299.74 N 2X -177.58 N 2Z -190.63 N 3Y -299.96 N 3X 177.9 N 3Z -190.68 N 4Y -299.74 N 4X 177.6 N 4Z 190.56 N
4G Load Y
4G in X
X1 1338.4 Y1 -967.19 Z1 -1.377 X2 1338.2 Y2 -967.28 Z2 -2.446 X3 1338.2 Y3 1211.6 Z3 1.5541 X4 1338.4 Y4 1209.3 Z4 2.2344
4G in Y
X1 0 Y1 -1008.3 Z1 0 X2 0 Y2 -1008.4 Z2 0 X3 0 Y3 -1010.9 Z3 0 X4 0 Y4 -1009.2 Z4 0
4G Load Z
4G in Z
X1 1.5899 Y1 1030.5 Z1 1373.8 X2 -1.1654 Y2 -1030.5 Z2 1373.8 X3 -2.1857 Y3 -1032.5 Z3 1374 X4 0.9237 Y4 1032.5 Z4 1374