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Sketch or diagram a Passive Hot Water heating system and an Active Hot Water heating system....
2. Internal Viscous Flow a) Pumps are used to circulate hot water through a home heating...
2. Internal Viscous Flow a) Pumps are used to circulate hot water through a home heating system. Summarize, in your own words, all the forces the pump must overcome to maintain a constant flow rate. Use the vector form of the Navier-Stokes equation to prove your answer. b) Apply the solution methods you learned to solve the following engineering problem: Water flows steadily through a smooth, circular, horizontal pipe. The discharge rate is 0.04 m/s and the pipe diameter is...
QUESTION 2 a) Define solar thermal energy and explain the working principle of Active water heating...
QUESTION 2 a) Define solar thermal energy and explain the working principle of Active water heating system with neat sketch. (5 marks) b) Explain how hot water is produced in Evacuated Tube Collector (5 marks) c) Explain the working principle of Photo Voltaic cells in generating electrical energy. (5 marks) d) To obtain high amount of solar energy from PV panel, what are the key factors to be considered (5 marks)
Part A Some houses are heated by hot oil or water circulating through baseboards. Such a...
Part A Some houses are heated by hot oil or water circulating through baseboards. Such a heating system is typically positioned close to the floor Why? Match the words in the lelt column to the appropraterblanks in the sentences on the right. Make certain each sentence is complete before submitting your answer. Reset Help Baseboard heating warms the air near the floor The cooler air then rises and gets replaced by heated air heat This sets up a natural convective...
Many hot-water heating systems have a reservoir tank connected directly to the pipeline, so as to...
Many hot-water heating systems have a reservoir tank connected directly to the pipeline, so as to allow for expansion when the water becomes hot. The heating system of a house has 79.6 m of copper pipe whose inside radius is 7.93 x 10- 3 m. When the water and pipe are heated from 23.9 to 71.6 °C, what must be the minimum volume of the reservoir tank to hold the overflow of water?
Many hot-water heating systems have a reservoir tank connected directly to the pipeline, so as to...
Many hot-water heating systems have a reservoir tank connected directly to the pipeline, so as to allow for expansion when the water becomes hot. The heating system of a house has 74.8 m of copper pipe whose inside radius is 9.23 x 10- 3 m. When the water and pipe are heated from 25.2 to 63.3 °C, what must be the minimum volume of the reservoir tank to hold the overflow of water?
A pump is used to circulate hot water in a home heating system. Water enters the...
A pump is used to circulate hot water in a home heating system.
Water enters the well-insulated pump operating at steady state at a
rate of 0.42 gal/min. The inlet pressure and temperature are 14.7
lbf/in2, and 180F,
respectively; at the exit the pressure is 60 lbf/in2.
The pump requires 1/35 hp of power input. Water can be modeled as
an incompressible substance with constant density of 60.58
lb/ft3 and constant specific heat of 1 Btu/lb
R.
Neglecting kinetic and...
A pump is used to circulate hot water in a home heating system. Water enters the...
A pump is used to circulate hot water in a home heating system. Water enters the well-insulated pump operating at steady state at a rate of 0.42 gal/min. The inlet pressure and temperature are 14.7 lbf/in.2, and 180°F, respectively; at the exit the pressure is 90 lbf/in.2 The pump requires 1/15 hp of power input. Water can be modeled as an incompressible substance with constant density of 60.58 lb/ft3 and constant specific heat of 1 Btu/lb · °R. Neglecting kinetic...
PART 2A: Answer the following questions in complete sentences. Sketch your answer in a diagram with...
PART 2A: Answer the following questions in complete sentences. Sketch your answer in a diagram with explanation. Provide and illustrate two methods by which Architects can control the quantity and quality of water that exits a building or site before it joins the municipal sewer system? Describe each in YOUR OWN WORDS!!!!
Water circulates throughout a house in a hot water heating system. If the water is pumped...
Water circulates throughout a house in a hot water heating system. If the water is pumped at a speed of 0.5 -- through a 2 cm diameter pipe in the basement under a pressure of 3 atm, what will be the flow speed and pressure in a 1.3 cm diameter pipe on the second floor 5 m S above?
Problem 4.049 A pump is used to circulate hot water in a home heating system. Water...
Problem 4.049 A pump is used to circulate hot water in a home heating system. Water enters the well-insulated pump operating at steady state at a rate of 0.42 gal/min. The inlet pressure and temperature are 14.7 lbf/in., and 180°F, respectively; at the exit the pressure is 90 lbf/in. The pump requires 1/35 hp of power input. Water can be modeled as an incompressible substance with constant density of 60.58 lb/ft and constant specific heat of 1 Btu/lb OR Neglecting...
2. Internal Viscous Flow a) Pumps are used to circulate hot water through a home heating system. Summarize, in your own words, all the forces the pump must overcome to maintain a constant flow rate. Use the vector form of the Navier-Stokes equation to prove your answer. b) Apply the solution methods you learned to solve the following engineering problem: Water flows steadily through a smooth, circular, horizontal pipe. The discharge rate is 0.04 m/s and the pipe diameter is...
QUESTION 2 a) Define solar thermal energy and explain the working principle of Active water heating system with neat sketch. (5 marks) b) Explain how hot water is produced in Evacuated Tube Collector (5 marks) c) Explain the working principle of Photo Voltaic cells in generating electrical energy. (5 marks) d) To obtain high amount of solar energy from PV panel, what are the key factors to be considered (5 marks)
Part A Some houses are heated by hot oil or water circulating through baseboards. Such a heating system is typically positioned close to the floor Why? Match the words in the lelt column to the appropraterblanks in the sentences on the right. Make certain each sentence is complete before submitting your answer. Reset Help Baseboard heating warms the air near the floor The cooler air then rises and gets replaced by heated air heat This sets up a natural convective...
A pump is used to circulate hot water in a home heating system.
Water enters the well-insulated pump operating at steady state at a
rate of 0.42 gal/min. The inlet pressure and temperature are 14.7
lbf/in2, and 180F,
respectively; at the exit the pressure is 60 lbf/in2.
The pump requires 1/35 hp of power input. Water can be modeled as
an incompressible substance with constant density of 60.58
lb/ft3 and constant specific heat of 1 Btu/lb
R.
Neglecting kinetic and...
PART 2A: Answer the following questions in complete sentences. Sketch your answer in a diagram with explanation. Provide and illustrate two methods by which Architects can control the quantity and quality of water that exits a building or site before it joins the municipal sewer system? Describe each in YOUR OWN WORDS!!!!
Water circulates throughout a house in a hot water heating system. If the water is pumped at a speed of 0.5 -- through a 2 cm diameter pipe in the basement under a pressure of 3 atm, what will be the flow speed and pressure in a 1.3 cm diameter pipe on the second floor 5 m S above?
Problem 4.049 A pump is used to circulate hot water in a home heating system. Water enters the well-insulated pump operating at steady state at a rate of 0.42 gal/min. The inlet pressure and temperature are 14.7 lbf/in., and 180°F, respectively; at the exit the pressure is 90 lbf/in. The pump requires 1/35 hp of power input. Water can be modeled as an incompressible substance with constant density of 60.58 lb/ft and constant specific heat of 1 Btu/lb OR Neglecting...
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