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Q2: (20pts) Water flow in a pipe with an orifice inside where the diameter of the...
Calculate the volumetric flow rate of water through the pipe with inside diameter = 0.2m fitted...
Calculate the volumetric flow rate of water through the pipe with inside diameter = 0.2m fitted with an orifice plate contains a concentric hole of diameter = 0.15 m. The head differential across the orifice plate is 3.4 m and the discharge coefficient =0.6 Select one: O a. 0.2944 m3/s O b. 0.1567 m/s O c.0.1048 m/s O d. 0.3011 m/s O e. 0.1296 m/s
C) In compressible fluid flow through a smooth pipe with diameter d and constant volume flux...
C) In compressible fluid flow through a smooth pipe with diameter d and constant volume flux V 1. Estimate the viscous sublayer thickness. 2. Calculate the wall shear stress 3. Give the value of turbulent shear stress at the wall and at the pipe center. V-0.07854 m'/s, d-0.1m, V- 0.000001 m'/s, p- 1000kg/m3 Use the Prandtl equation to determine the friction factor
7. Two round pipes have water flowing through them. Pipe B is half of the diameter...
7. Two round pipes have water flowing through them. Pipe B is half of the diameter of pipe A. If the average velocity of the flow through both pipes is the same, what is Q./Q.? B 8. A lubricating oil with a viscosity of 0.1 (N s/m' is between two plates, one stationary and one moving If the moving plate is moving with a velocity of 1.3 m/s and the distance between the plates is 0.4 cm what is the...
3. Water flowing through a pipe assumes a laminar-flow velocity profile at some section is parabolic:...
3. Water flowing through a pipe assumes a laminar-flow velocity profile at some section is parabolic: u(0) -4J Figure 2 where u(r) is the velocity at any position r, ß is a constant,-11s the viscosity of water, and r is the radial distance from the pipe centerline. (a) Develop an equation for u(r) assuming a parabolic velocity profile and using the known velocities at the walls u(ro)-0 and the center u(0) (Just use symbols). (b) Develop an equation for shear...
Q2 A 200 mm diameter cast iron pipe with wall thickness of 15 mm is carrying water when the outle...
Q2 A 200 mm diameter cast iron pipe with wall thickness of 15 mm is carrying water when the outlet is suddenly closed. Calculate the maximmum discharge if the pressure rise is not to exceed 180 kN/m2 (a) assuming the pipe is rigid; (b) allowing for hoop stress but not longitudinal stress in the pipe wall; (c) assuming the pipe to have expansion joints throughout its length. (K-2.1 × 109 N/m 2, E 100x 109 N/m2)
Q2 A 200 mm...
Water flows with mass flow rate 0.0566kg/s through a pipe with diameter 30mm and length 600m....
Water flows with mass flow rate 0.0566kg/s through a pipe with diameter 30mm and length 600m. Find the pressure drop across the pipe if the friction factor is 8/Re, Density of water=1000Kg/m3 and the viscosity of water=0.0018Ns/m2 Select one: a. 3072 N/m2 O b. 3101 N/m2 0 c. 3111 N/m2 O d. 3001 N/m2 e. 3022 N/m2
5.16. Water is flowing in a 3-cm-diameter pipe at an average velocity of Uav 2 m/s....
5.16. Water is flowing in a 3-cm-diameter pipe at an average velocity of Uav 2 m/s. Assuming water density of ρ-1000 kg/m 3 and viscosity μ-10-3 N s'm2, calculate the velocity at the center of the pipe, the shear τ at the wall, and the Reynolds number. Assuming laminar flow, calculate friction coefficient C and pressure drop dp/dx.
H2.3 Consider water at 20°C flowing through a horizontal pipe of diameter 15 cm and length 10 m. ...
H2.3 Consider water at 20°C flowing through a horizontal pipe of diameter 15 cm and length 10 m. The flowrate is 0.021 m3/s and the wall shear stress is 5.76 N/m2. Assume fully developed flow. a. Verify that the flow is turbulent b. Determine the pressure drop [N/m2 c. Estimate the viscous sublayer thickness [mm], i.e., where y+ 5 d. Compare results of part c. with typical pipe roughness (see Table 8.1 in text and comment on implication e. Using...
Question 3 [20 marks] Water (density p1000 kg/m2; dynamic viscosity 0.001 Pa-s) flows steadily through a horizontal, st...
Question 3 [20 marks] Water (density p1000 kg/m2; dynamic viscosity 0.001 Pa-s) flows steadily through a horizontal, straight pipe with circular cross section of diameter D=0.2 m. The volumetric flow rate is 0.01 m°/s. Argue that this is turbulent flow. [4 marksl а. Pressure drop in the pipe is due to friction. The pressure drop per unit length can be written as Др 4f L with U the average velocity in the pipe and fthe friction factor. Given the pipe...
.35m Smooth Pipe - 5си Q Open Jet e- 60m T 10 M Water K 45m...
.35m Smooth Pipe - 5си Q Open Jet e- 60m T 10 M Water K 45m The smooth pipe flow given in the below figure is driven by pressurized air above the water surface in the tank. What gage pressure pz is needed to provide a 20°C water flow rate Q= 50 m3/h? The pipe outlet is open to atmosphere. Use explicit Haaland formulation to find the friction factor. Take viscosity of water as u=1x10-3kg/ms, density p=1000kg/m3 and gravity as...
Calculate the volumetric flow rate of water through the pipe with inside diameter = 0.2m fitted with an orifice plate contains a concentric hole of diameter = 0.15 m. The head differential across the orifice plate is 3.4 m and the discharge coefficient =0.6 Select one: O a. 0.2944 m3/s O b. 0.1567 m/s O c.0.1048 m/s O d. 0.3011 m/s O e. 0.1296 m/s
C) In compressible fluid flow through a smooth pipe with diameter d and constant volume flux V 1. Estimate the viscous sublayer thickness. 2. Calculate the wall shear stress 3. Give the value of turbulent shear stress at the wall and at the pipe center. V-0.07854 m'/s, d-0.1m, V- 0.000001 m'/s, p- 1000kg/m3 Use the Prandtl equation to determine the friction factor
7. Two round pipes have water flowing through them. Pipe B is half of the diameter of pipe A. If the average velocity of the flow through both pipes is the same, what is Q./Q.? B 8. A lubricating oil with a viscosity of 0.1 (N s/m' is between two plates, one stationary and one moving If the moving plate is moving with a velocity of 1.3 m/s and the distance between the plates is 0.4 cm what is the...
3. Water flowing through a pipe assumes a laminar-flow velocity profile at some section is parabolic: u(0) -4J Figure 2 where u(r) is the velocity at any position r, ß is a constant,-11s the viscosity of water, and r is the radial distance from the pipe centerline. (a) Develop an equation for u(r) assuming a parabolic velocity profile and using the known velocities at the walls u(ro)-0 and the center u(0) (Just use symbols). (b) Develop an equation for shear...
Q2 A 200 mm diameter cast iron pipe with wall thickness of 15 mm is carrying water when the outlet is suddenly closed. Calculate the maximmum discharge if the pressure rise is not to exceed 180 kN/m2 (a) assuming the pipe is rigid; (b) allowing for hoop stress but not longitudinal stress in the pipe wall; (c) assuming the pipe to have expansion joints throughout its length. (K-2.1 × 109 N/m 2, E 100x 109 N/m2)
Q2 A 200 mm...
Water flows with mass flow rate 0.0566kg/s through a pipe with diameter 30mm and length 600m. Find the pressure drop across the pipe if the friction factor is 8/Re, Density of water=1000Kg/m3 and the viscosity of water=0.0018Ns/m2 Select one: a. 3072 N/m2 O b. 3101 N/m2 0 c. 3111 N/m2 O d. 3001 N/m2 e. 3022 N/m2
5.16. Water is flowing in a 3-cm-diameter pipe at an average velocity of Uav 2 m/s. Assuming water density of ρ-1000 kg/m 3 and viscosity μ-10-3 N s'm2, calculate the velocity at the center of the pipe, the shear τ at the wall, and the Reynolds number. Assuming laminar flow, calculate friction coefficient C and pressure drop dp/dx.
H2.3 Consider water at 20°C flowing through a horizontal pipe of diameter 15 cm and length 10 m. The flowrate is 0.021 m3/s and the wall shear stress is 5.76 N/m2. Assume fully developed flow. a. Verify that the flow is turbulent b. Determine the pressure drop [N/m2 c. Estimate the viscous sublayer thickness [mm], i.e., where y+ 5 d. Compare results of part c. with typical pipe roughness (see Table 8.1 in text and comment on implication e. Using...
Question 3 [20 marks] Water (density p1000 kg/m2; dynamic viscosity 0.001 Pa-s) flows steadily through a horizontal, straight pipe with circular cross section of diameter D=0.2 m. The volumetric flow rate is 0.01 m°/s. Argue that this is turbulent flow. [4 marksl а. Pressure drop in the pipe is due to friction. The pressure drop per unit length can be written as Др 4f L with U the average velocity in the pipe and fthe friction factor. Given the pipe...
.35m Smooth Pipe - 5си Q Open Jet e- 60m T 10 M Water K 45m The smooth pipe flow given in the below figure is driven by pressurized air above the water surface in the tank. What gage pressure pz is needed to provide a 20°C water flow rate Q= 50 m3/h? The pipe outlet is open to atmosphere. Use explicit Haaland formulation to find the friction factor. Take viscosity of water as u=1x10-3kg/ms, density p=1000kg/m3 and gravity as...
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