Fluids, Work and Power: Student Success Criteria I can solve problems and conduct an investigation related to the relationships between force, area, pressure,

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Presentation transcript:

Fluids, Work and Power: Student Success Criteria I can solve problems and conduct an investigation related to the relationships between force, area, pressure, volume, and time in a hydraulic or pneumatic system.

SPH4C

Volume Flow Rate Fluids may be used to do work. The movement of fluid is a system is often given in terms of the volume flow rate:

Volume Flow Rate: Example A water jet cutter needs a flow rate of 3.3 L/min and a time of 18 s to cut a certain metal component. What is the volume of water required?

Volume Flow Rate: Example A water jet cutter needs a flow rate of 3.3 L/min and a time of 18 s to cut a certain metal component. What is the volume of water required?

Volume Flow Rate: Example A water jet cutter needs a flow rate of 3.3 L/min and a time of 18 s to cut a certain metal component. What is the volume of water required?

Volume Flow Rate: Example A water jet cutter needs a flow rate of 3.3 L/min and a time of 18 s to cut a certain metal component. What is the volume of water required?

Volume Conversions To convert litres to cubic metres, use the conversion factor:

Volume Conversions To convert litres to cubic metres, use the conversion factor: Example:

Fluid Speed The speed of the fluid may be determined by:

Fluid Speed The speed of the fluid may be determined by: If the volume is a cylinder, the area is:

Fluid Speed Example If the radius of the water jet cutter is 0.34 mm, what is the speed of the water?

Fluid Speed Example If the radius of the water jet cutter is 0.34 mm, what is the speed of the water?

Fluid Speed Example If the radius of the water jet cutter is 0.34 mm, what is the speed of the water?

Pressure, Work, and Power The equations for pressure, work, and power are, as before:

Pressure, Work, and Power The equations for pressure, work, and power are, as before:

Pressure, Work, and Power The equations for pressure, work, and power are, as before:

Pressure, Work, and Power The equations for pressure, work, and power are, as before:

Pressure, Work, and Power The equations for pressure, work, and power are, as before:

Pressure and Power Example If the water jet cutter exerts a force of 120 N, what is (a) the pressure and (b) the power of the water jet?

Pressure and Power Example If the water jet cutter exerts a force of 120 N, what is (a) the pressure and (b) the power of the water jet?

Pressure and Power Example If the water jet cutter exerts a force of 120 N, what is (a) the pressure and (b) the power of the water jet?

Pressure and Power Example If the water jet cutter exerts a force of 120 N, what is (a) the pressure and (b) the power of the water jet?

More Practice Pneumatically-Powered Toys Lab Activity