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Table 2 Mechanical properties of all components in the FE model

From: Numerical model development to predict the behaviour of infant/neonate crash dummy restrained inside of an incubator under deceleration

Component

Material card

Young’s modulus (EA) (GPa)

Poisson’s ratio

Yield stress

Loading curve used

Unloading curve used

Mass per metre (kg)

Sled

24

207

0.3

0.2

Yes

  

Incubator

24

1.029

0.3

0.15

Yes

  

Mattress

57

25

     

Belt (×2) (Ratchet strap)

B01

5.4

0.3

 

Yes

Yes

0.07

Sheet

24

0.081

0.3

0.1

Yes

  

Dummy mattress

57

25

     

Belts (6) (sheet belts to incubator)

B01

0.54

0.3

 

Yes

Yes

0.045