Table 2 Calculation of shear stress
Servo motor movement rate (RPM) | 10 | 15 |
Flow velocity (m/s) | 0.07 | 0.15 |
Cross section area (m2) | 5.5 × 10−5 | 5.5 × 10− 5 |
Volumetric flow rate, Q (m3/s) | 3.85 × 10−6 | 8.25 × 10− 6 |
Dynamic viscosity, μ (N∙s/m2) | 9.4 × 10−4 | 9.4 × 10−4 |
Height, H (m) | 0.005 | 0.005 |
Width, W (m) | 0.002 | 0.002 |
Shear stress, τ (dyn/cm2) | 4.34 | 9.31 |