Nonlinear Fluid Models for Biofluid Flow in Constricted Blood Vessels under Body Accelerations: A Comparative Study

Figure 9

Variation of longitudinal impedance to flow with axial distance for H-B and Casson fluid models and for different values of 𝑚 and 𝐵 with θ = δ = 0.1, t = 60°, 𝛼_𝐻 = 𝛼_𝐶 = ϕ = 0.2, e = 0.5, and ω = 1.

(a) Herschel-Bulkley fluid with 𝑛=0.95

(b) Casson fluid