A 60mm diameter pipe contains glycerin with a density of 1258 kg/m³ at 8.5 m³/hr. The...
A 60mm diameter pipe contains glycerin with a density of 1258 kg/m³ at 8.5 m³/hr. The pressure are 1 atm and 3.8 atm for A and B consecutively. B is 12m higher than A. (1 atm = 101.4 kPa)
Compute the glycerin flowing inside the pipe, the Reynolds number if μ = 1.49, and the head loss for these pressures
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A 60mm diameter pipe contains glycerin with a density of 1258
kg/m³ at 8.5 m³/hr. The...
Glycerin at 20 °C flows upward in a vertical 75-mm-diameter pipe with a centerline velocity of...
Glycerin at 20 °C flows upward in a vertical 75-mm-diameter pipe with a centerline velocity of 3.8 m/s. Determine the (a) head loss and (b) pressure drop in a 10-m length of the pipe. (a) h kPa (b) Др —
Water at 10°C (p = 999.7 kg/m3 and μ = 1.307 × 10-3 kg/m.s) is flowing steadily in a 0.20-cm-diameter, 15-m-long pipe at an average velocity of 1.2 m/s
8-31 Water at 10°C (p = 999.7 kg/m3 and μ = 1.307 × 10-3 kg/m.s) is flowing steadily in a 0.20-cm-diameter, 15-m-long pipe at an average velocity of 1.2 m/s. Determine (a) the pressure drop, (b) the head loss, and (c) the pumping power requirement to overcome this pressure drop. Answers: (a) 188 kPa, (b) 19.2 m, (c) 0.71 W 8-32 Water at 15°C (p = 999.1 kg/m3 and μ = 1.138 × 10-3 kg/m . s) is flowing steadily in a 30-m-long...
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.
Water at 10 °C (p = 999.7kg/m3 and μ = 1.307×10-3kg/ms) is flowing steadily in a 0.12-cm-diameter, 15-m-long pipe at an average velocity of 0.9 m/s. Determine
Water at 10 °C (p = 999.7kg/m3 and μ = 1.307×10-3kg/ms) is flowing steadily in a 0.12-cm-diameter, 15-m-long pipe at an average velocity of 0.9 m/s. Determine (a) the Reynolds number and decide weather the flow is laminar or turbulent (b) the head loss, (c) the pressure drop, and (d) the pumping power requirement to overcome this pressure drop.
Oil (density = 895kg/m3) flows from a pipe (assuming low flow rate in this pipe) with...
Oil (density = 895kg/m3) flows from a pipe (assuming low flow rate in this pipe) with pressure 500 kPa gauge through a long 10mm inside diameter hose to an open point at P(atm) 12 m below the supply pipe. Assuming there is no friction, Use Bernoulli’s equation to calculate the flow rate of oil from the hose.
Water at 15°C (ρ = 999.1 kg/m3 and μ = 1.138 × 10−3 kg/m·s) is flowing steadily in a 34-m-long and 6-cm-diameter horizontal pipe made of stainless steel at a rate of 10 L/s. Determine the pressure d...
Water at 15°C (ρ = 999.1 kg/m3and μ = 1.138 × 10−3 kg/m·s) is flowing
steadily in a 34-m-long and 6-cm-diameter horizontal pipe made of
stainless steel at a rate of 10 L/s. Determine the pressure drop,
the head loss, and the pumping power requirement to overcome this
pressure drop. The roughness of stainless steel is 0.002 mm.Determine the following:A)The pressure drop in _______ kPa.B)The head loss in _______ m.C)The pumping power requirement in _______ kW.
A liquid of density 1270 kg/m 3 flows steadily through a pipe of varying diameter and...
A liquid of density 1270 kg/m 3 flows steadily through a pipe of varying diameter and height. At Location 1 along the pipe, the flow speed is 9.35 m/s and the pipe diameter d 1 is 10.3 cm . At Location 2, the pipe diameter d 2 is 17.7 cm . At Location 1, the pipe is Δ y = 8.75 m higher than it is at Location 2. Ignoring viscosity, calculate the difference Δ P between the fluid pressure...
Problem 3: The following data were obtained for flow of 20°C water at 20 m/hr through a badly corroded 5-cm-diameter pipe which slopes downward at an angle of 8°: pı -420 kPa, zi -12 m, p2- 250 kPa,...
Problem 3: The following data were obtained for flow of 20°C water at 20 m/hr through a badly corroded 5-cm-diameter pipe which slopes downward at an angle of 8°: pı -420 kPa, zi -12 m, p2- 250 kPa, z2- 3 m. Estimate (a) the roughness ratio of the pipe; and (b) the percent change in head loss if the pipe were smooth and the flow rate the same. For water at 20°C, take ρ-998 kg/m3 and μ-0.001 kg/m s
Problem...
Water flows at speed of 6 m/s through a horizontal pipe of diameter 3.5 cm. The...
Water flows at speed of 6 m/s through a horizontal pipe of
diameter 3.5 cm. The gauge pressure P1 of the water in the pipe is
1.7 atm. A short segment of the pipe is constricted to a smaller
diameter of 2.4 cm .
What is the gauge pressure of the water flowing through the
constricted segment? Atmospheric pressure is 1.013 × 10^5 Pa. The
density of water is 1000 kg/m^3 . The viscosity of water is
negligible. Answer in...
1. a) 1 m of water is flowing through a pipe in 10 minutes. The diameter...
1. a) 1 m of water is flowing through a pipe in 10 minutes. The diameter of the pipe is 1.5 cm. Calculate the velocity of the water inside the pipe. 2. b) The pipe is extended to a bending and an elbow system. The head loss for bending and elbow system is 500 mm and 900 mm respectively. Calculate the loss coefficient for both the systems. Which one has higher loss coefficient and why?
Glycerin at 20 °C flows upward in a vertical 75-mm-diameter pipe with a centerline velocity of 3.8 m/s. Determine the (a) head loss and (b) pressure drop in a 10-m length of the pipe. (a) h kPa (b) Др —
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.
Problem 3: The following data were obtained for flow of 20°C water at 20 m/hr through a badly corroded 5-cm-diameter pipe which slopes downward at an angle of 8°: pı -420 kPa, zi -12 m, p2- 250 kPa, z2- 3 m. Estimate (a) the roughness ratio of the pipe; and (b) the percent change in head loss if the pipe were smooth and the flow rate the same. For water at 20°C, take ρ-998 kg/m3 and μ-0.001 kg/m s
Problem...
Water flows at speed of 6 m/s through a horizontal pipe of
diameter 3.5 cm. The gauge pressure P1 of the water in the pipe is
1.7 atm. A short segment of the pipe is constricted to a smaller
diameter of 2.4 cm .
What is the gauge pressure of the water flowing through the
constricted segment? Atmospheric pressure is 1.013 × 10^5 Pa. The
density of water is 1000 kg/m^3 . The viscosity of water is
negligible. Answer in...
1. a) 1 m of water is flowing through a pipe in 10 minutes. The diameter of the pipe is 1.5 cm. Calculate the velocity of the water inside the pipe. 2. b) The pipe is extended to a bending and an elbow system. The head loss for bending and elbow system is 500 mm and 900 mm respectively. Calculate the loss coefficient for both the systems. Which one has higher loss coefficient and why?
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