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Table 2 Estimate of static force deformation properties of the various components in both the normal and the reversed structural modes obtained from crush test data [2]

From: Performance evaluation of vehicle front structure in crash energy management using lumped mass spring system

j

L c , j .

L c , j , R .

p j .

p j , R .

q j

q j , R .

s j .

s j , R .

C j

1

0.25

0.62

0.06

0.50

0.47

0.61

2.0

1.3

-

2

0.62

0.25

0.50

0.06

0.61

0.47

1.3

2.0

-

3

0.25

0.25

0.30

0.30

1.00

1.00

-

-

-

4

1.50

1.50

0.25

0.25

0.40

0.40

2.5

2.5

0.01

5

0.50

0.5

1.00

1.00

-

-

-

-

0.02

6

0.11

0.11

1.00

1.00

-

   

0.05

7

0.11

0.11

1.00

1.00

-

-

-

-

-

8

0.10

0.10

0.54

0.54

0.67

0.67

1.0

1.0

-