Applied Fluid Mechanics (7th Edition)
7th Edition
ISBN: 9780132558921
Author: Robert L. Mott, Joseph A. Untener
Publisher: PEARSON
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Chapter 10, Problem 10.65PP
A 1
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A pressure relief valve has a pressure setting of 2000 psi. Compute the horsepower loss across this valve if it returns all the flow back to the tank from a 25-gpm pump. Show your work.
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please be through and provide all calculus and graphs/tables
Problem 5:
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Chapter 10 Solutions
Applied Fluid Mechanics (7th Edition)
Ch. 10 - Determine the energy loss due to a sudden...Ch. 10 - Determine the energy loss due to a sudden...Ch. 10 - Determine the energy loss due to a sudden...Ch. 10 - Determine the pressure difference between two...Ch. 10 - Determine the pressure difference for the...Ch. 10 - Determine the energy loss due to a gradual...Ch. 10 - Determine the energy loss for the conditions in...Ch. 10 - Compute the energy loss for gradual enlargements...Ch. 10 - Plot a graph of energy loss versus cone angle for...Ch. 10 - For the data in Problem 10.8, compute the length...
Ch. 10 - Add the energy loss due to friction from Problem...Ch. 10 - Another term for an enlargement is a diffuser. A...Ch. 10 - Compute the resulting pressure after a "real"...Ch. 10 - Compute the resulting pressure after a "real"...Ch. 10 - Determine the energy loss when 0.04m3/s of water...Ch. 10 - Determine the energy loss when 1.50ft3/s of water...Ch. 10 - Determine the energy loss when oil with a specific...Ch. 10 - For the conditions in Problem 10.17, if the...Ch. 10 - True or false: For a sudden contraction with a...Ch. 10 - Determine the energy loss for a sudden contraction...Ch. 10 - Determine the energy loss for a gradual...Ch. 10 - Determine the energy lass for a sudden contraction...Ch. 10 - Determine the energy loss for a gradual...Ch. 10 - For the data in Problem 10.22, compute the energy...Ch. 10 - For each contraction described in Problems 10.22...Ch. 10 - Note in Figs. 10.10 and 10.11 that the minimum...Ch. 10 - If the contraction from a 6-in to a 3-in ductile...Ch. 10 - Compute the energy loss that would occur as 50...Ch. 10 - Determine the energy loss that will occur if water...Ch. 10 - Determine the equivalent length in meters of pipe...Ch. 10 - Repeat Problem 10.30 for a fully open gate valve.Ch. 10 - Calculate the resistance coefficient K for a...Ch. 10 - Calculate the pressure difference across a fully...Ch. 10 - Determine the pressure drop across a 90 C standard...Ch. 10 - Prob. 10.35PPCh. 10 - Repeat Problem 10.34 for a long radius elbow....Ch. 10 - A simple heat exchanger is made by installing a...Ch. 10 - A proposed alternate form for the heat exchanger...Ch. 10 - A piping system for a pump contains a tee, as...Ch. 10 - A piping system for supplying heavy fuel oil at 25...Ch. 10 - A 25 mm ODx2.0 mm wall copper tube supplies hot...Ch. 10 - Specify the radius in mm to the centerline of a 90...Ch. 10 - The inlet and the outlet shown in Fig. 10.36 are...Ch. 10 - Compare the energy losses for the two proposals...Ch. 10 - Determine the energy loss that occurs as 40 L/min...Ch. 10 - Figure 10.38 shows a test setup for determining...Ch. 10 - Compute the energy loss in a 90 bend in a steel...Ch. 10 - Compute the energy loss in a 90 bend in a steel...Ch. 10 - For the data in Problem 10.47, compute the...Ch. 10 - For the data in Problem 10.48, compute the...Ch. 10 - A tube similar to that in Problem 10.47 is being...Ch. 10 - Prob. 10.52PPCh. 10 - Prob. 10.53PPCh. 10 - Prob. 10.54PPCh. 10 - Prob. 10.55PPCh. 10 - Repeat Problem 10.55 for flow rates of 7.5 gal/min...Ch. 10 - Prob. 10.57PPCh. 10 - Prob. 10.58PPCh. 10 - Prob. 10.59PPCh. 10 - Prob. 10.60PPCh. 10 - A 34 plastic ball valve carries 15 gal/min of...Ch. 10 - A 114 plastic butterfly valve carries 60 gal/min...Ch. 10 - A 3 -in plastic butterfly valve carries 300...Ch. 10 - A 10-in plastic butterfly valve carries 5000...Ch. 10 - A 1 12 plastic diaphragm valve carries 60 gal/min...Ch. 10 - Prob. 10.66PPCh. 10 - Prob. 10.67PPCh. 10 - Prob. 10.68PPCh. 10 - Prob. 10.69PPCh. 10 - An 8 -in plastic swing check valve carries 3500...Ch. 10 - Use PIPE-FLO software to determine the pressure...Ch. 10 - Use PIPE-FLO to calculate the head loss and...
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- The flow rate through a control valve is 10 gpm. The area of the opening of the valve is 2 in^2 andthe pressure after the valve is 10 psi. What would be the approximate pressure reading at the gaugebefore the valve? Calculate the power loss across the valve?arrow_forwardProblem 3: A test setup to determine the energy loss as water flows through a valve is shown in the figure below. Calculate the energy loss if 0.10 ft³/s of water at 40°F is flowing. Also calculate the resistance coefficient K if the energy loss is expressed as K(v²/2g) . Valve 3-in Schedule 40 pipe Flow Carbon tetrachloride 6.4 in (sg = 1.60)arrow_forwardA pressure relief valve has a pressure setting of 1500 psi. Compute the horsepower loss across this valve if it returns all the flow back to the tank from a 31-gpm pump. Group of answer choices 28.6 hp 30.5 hp 27.1 hp None of these are correct 25.2 hparrow_forward
- Find The size of the Valve in inches Temperature: 115°C Pressure (psi): 87.02 Flow rate GPM: 5.480arrow_forwardThe figure shows a duct in which methyl alcohol at 25 °C flows at the rate of 3600 L/min. a) Compute the average velocity of flow in the duct. b) Compute the hydraulic diameter of the tank and the Reynolds number of the flow. c) Compute the energy loss over a 3-m length of the duct. Consider all surfaces as smooth plastic. 100 mm 30 mm туpical 100 mm 20 mm typical Methyl alcoholarrow_forwardQuestion 4 Determine the size of the control valve required to control the flow rate of water. The maximum flow rate is 850 gal/min, and the available pressure drop across the valve is 50 psi. Allow a safety factor of at least 30%.arrow_forward
- Please compute the Reynolds number of an oil (0.8 specific gravity, 0.8 cp viscosity) flowing in a pipe of 1- inch diameter at a velocity of 6 ft/s. Is this flow laminar or turbulent?arrow_forwardA perfect venture with throat diameter of 1.8 inches is placed horizontally in a pipe with a 5 in inside diameter. 80 lb of water flow through the pipe each second. What is the difference between the pipe and venture throat static pressure?arrow_forwardQuestion # 3 A 150 mm diameter pipe reduces in diameter abruptly to 100 mm. If the pipe carries water at 30 litres s', calculate the pressure loss across the contraction and express this as a percentage of the loss to be expected if the flow was reversed. Take the coefficient of contraction as 0.6.arrow_forward
- 8. In the regenerative circuit shown below, the pump's flow rate is 10 gpm. If the piston diameter is 7 in and the rod diameter is 5 in (not a 2:1 cylinder), calculate the extension speed in in/min. Also calculate the oil flow rate at points A and B in gpm. (recall 1 gal = 231 in') PF The diagram above does not show a working regenerative circuit. What must be added in order for the circuit to be practical and why?arrow_forwardCalculate the resistance coefficient K for a check valve swing type placed in a 6 inch schedule 40 steel pipe if water at 100º F flowing with a velocity of 10 ft/sarrow_forwardA pressure relief valve has a pressure setting of 850 psi. Compute the horsepower loss across this valve if it returns all the flow back to the tank from a 180-gpm pump. An unloading valve is used instead to unload the pump. If the pump discharge pressure during unloading equals 50 psi, how much hydraulic horsepower is being wasted?arrow_forward
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