Table 1. Physical parameters*.
Physical parameters | Symbol | Value |
Blood density |
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1050 kg/m3 |
Blood viscosity |
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0.0051 kg/m.sec |
Aortic wall density |
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1050 kg/m3 |
Young's modulus of the sinus of Valsalva | Esin |
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Young's modulus of the ascending aorta | Easc |
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Young's modulus of the descending aorta | Edes |
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Young's modulus of the upper part of the abdominal aorta | Eupab |
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Young's modulus of the lower part of the abdominal aorta | Elowab |
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Aortic wall Poisson's ratio |
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0.45 |
Wall thickness of the sinus of Valsalva | hsin | 1.6 mm |
Wall thickness of the ascending aorta | hasc | 1.4 mm |
Wall thickness of the descending aorta | hdes | 1 mm |
Wall thickness of the upper part of the abdominal aorta | hupab | 0.9 mm |
Wall thickness of the lower part of the abdominal aorta | hlowab | 0.8 mm |
*Since the physical parameters vary in each aortic section, the average values within the sections have been given. The Young's modulus values in this Table are for the case of minimum rigidity (E1).