Hall Currents and Heat Transfer Effects on Peristaltic Transport in a Vertical Asymmetric Channel through a Porous Medium

Figure 5

The distribution of the pressure gradient 𝑑𝑝/𝑑𝑥 with 𝑥 for different values of porosity parameter 𝑘 (a), phase angle 𝜙 (b), width of the channel 𝑑 (c), and Grashof number Gr (d). The other parameters chosen are 𝐹=−5, 𝑦=1, 𝑑=1, 𝑀=1.2, 𝑎=0.4, 𝑏=0.2, 𝛽=2, 𝑚=0.5, 𝜙=𝜋/4, Gr=3 (a); 𝐹=−5, 𝑦=1, 𝑑=1, 𝑀=1.2, 𝑎=0.4, 𝑏=0.2, 𝛽=2, 𝑚=0.5, 𝑘=1, Gr=3 (b); 𝐹=−5, 𝑦=1, 𝑘=1, 𝑀=1.2, 𝑎=0.4, 𝑏=0.2, 𝛽=2, 𝑚=0.5, 𝜙=𝜋/4, Gr=3 (c); 𝐹=−5, 𝑦=1, 𝑑=1, 𝑀=1.2, 𝑎=0.4, 𝑏=0.2, 𝛽=2, 𝑚=0.5, 𝜙=𝜋/4, 𝑘=1 (d).

(a)

(b)

(c)

(d)