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Research Article

Various vehicle speeds and road profiles effects on transmitted accelerations analysis to human body segments using vehicle and biomechanical models

, ORCID Icon & ORCID Icon | (Reviewing Editor)
Article: 1461529 | Received 03 Dec 2017, Accepted 21 Mar 2018, Published online: 19 Apr 2018

Figures & data

Figure 1. The automotive passenger model.

Figure 1. The automotive passenger model.

Table 1. GA parameters

Figure 2. A sedan-FWD vehicle of ADAMS/CAR software.

Figure 2. A sedan-FWD vehicle of ADAMS/CAR software.

Figure 3. Part of the first driving cycle (cycle-1).

Figure 3. Part of the first driving cycle (cycle-1).

Figure 4. Part of the second driving cycle (cycle-2).

Figure 4. Part of the second driving cycle (cycle-2).

Figure 5. The transmitted accelerations to the human body of road-1 and road-2 excitations at the first driving cycle.

Figure 5. The transmitted accelerations to the human body of road-1 and road-2 excitations at the first driving cycle.

Figure 6. The transmitted accelerations to passenger’s seat for road-1 and road-2 excitations in the second driving cycle.

Figure 6. The transmitted accelerations to passenger’s seat for road-1 and road-2 excitations in the second driving cycle.

Table 2. The obtained experimental data by Boileau and Rakheja (Citation1988)

Table 3. The optimal parameters for a 6-DoF model

Figure 7. Seat-to-head transmissibility responses.

Figure 7. Seat-to-head transmissibility responses.

Figure 8. Driving point mechanical impedance responses.

Figure 8. Driving point mechanical impedance responses.

Figure 9. Apparent mass responses.

Figure 9. Apparent mass responses.

Figure 10. Seat to pelvis, abdomen/diaphragm and chest transmissibility.

Figure 10. Seat to pelvis, abdomen/diaphragm and chest transmissibility.

Figure 11. Seat to torso, back and head/neck transmissibility.

Figure 11. Seat to torso, back and head/neck transmissibility.

Table 4. Error criteria comparison between Wan’s model and 6-DOF present model

Figure 12. Transmitted accelerations to the human body for three body segments including pelvis, abdomen/diaphragm and chest of road-1 excitation in the first driving cycle.

Figure 12. Transmitted accelerations to the human body for three body segments including pelvis, abdomen/diaphragm and chest of road-1 excitation in the first driving cycle.

Figure 13. Transmitted accelerations to the human body for three body segments including torso, back and head/neck of road-1 excitation in the first driving cycle.

Figure 13. Transmitted accelerations to the human body for three body segments including torso, back and head/neck of road-1 excitation in the first driving cycle.

Figure 14. Transmitted accelerations to the human body for three body segments including pelvis, abdomen/diaphragm and chest of road-2 excitation in the first driving cycle.

Figure 14. Transmitted accelerations to the human body for three body segments including pelvis, abdomen/diaphragm and chest of road-2 excitation in the first driving cycle.

Figure 15. Transmitted accelerations to the human body for three body segments including torso, back and head/neck of road-2 excitation in the first driving cycle.

Figure 15. Transmitted accelerations to the human body for three body segments including torso, back and head/neck of road-2 excitation in the first driving cycle.

Table 5. The transmitted accelerations results for all body segments respect to road-1 excitation in the first driving cycle

Table 6. The transmitted accelerations results for all body segments respect to road-2 excitation in the first driving cycle

Figure 16. Transmitted accelerations to the human body for three body segments including pelvis, abdomen/diaphragm and chest of road-1 excitation in the second driving cycle.

Figure 16. Transmitted accelerations to the human body for three body segments including pelvis, abdomen/diaphragm and chest of road-1 excitation in the second driving cycle.

Figure 17. Transmitted accelerations to the human body for three body segments including torso, back and head/neck of road-1 excitation in the second driving cycle.

Figure 17. Transmitted accelerations to the human body for three body segments including torso, back and head/neck of road-1 excitation in the second driving cycle.

Figure 18. Transmitted accelerations to the human body for three body segments including pelvis, abdomen/diaphragm and chest of road-2 excitation in the second driving cycle.

Figure 18. Transmitted accelerations to the human body for three body segments including pelvis, abdomen/diaphragm and chest of road-2 excitation in the second driving cycle.

Figure 19. Transmitted accelerations to the human body for three body segments including torso, back and head/neck of road-2 excitation in the second driving cycle.

Figure 19. Transmitted accelerations to the human body for three body segments including torso, back and head/neck of road-2 excitation in the second driving cycle.

Table 7. The transmitted acceleration results for all body segments respect to road-1 excitation in the second driving cycle

Table 8. The transmitted acceleration results for all body segments respect to road-2 excitation in the second driving cycle