Control volume analysis (Part 2) Linear Momentum Equations
... 5. If the CS is selected so that it is perpendicular to the flow where fluid enters or leaves the CV, the surface force exerted at these locations by fluid outside the CV on fluid inside will be due to pressure. Furthermore, when subsonic flow exits from a control volume into the atmosphere, atmosph ...
... 5. If the CS is selected so that it is perpendicular to the flow where fluid enters or leaves the CV, the surface force exerted at these locations by fluid outside the CV on fluid inside will be due to pressure. Furthermore, when subsonic flow exits from a control volume into the atmosphere, atmosph ...
fluid_pr
... In some sense measures fluidity of a fluid. Actually it is the resistance offered by a layer of fluid to the motion of an adjacent one. Consider the two-plate experiment. In case of a fluid in between them, we know that the upper plate moves with a speed U whereas the lower plate does not move. This ...
... In some sense measures fluidity of a fluid. Actually it is the resistance offered by a layer of fluid to the motion of an adjacent one. Consider the two-plate experiment. In case of a fluid in between them, we know that the upper plate moves with a speed U whereas the lower plate does not move. This ...
Directions: Determine whether the italicized term makes each
... ____________________ 2. Buoyancy is the ability of a fluid to exert a downward force on an object immersed in it. ____________________ 3. If the buoyant force on an object is greater than the weight of the object, the object will sink. ____________________ 4. The buoyant force on an object in a flui ...
... ____________________ 2. Buoyancy is the ability of a fluid to exert a downward force on an object immersed in it. ____________________ 3. If the buoyant force on an object is greater than the weight of the object, the object will sink. ____________________ 4. The buoyant force on an object in a flui ...
國立臺北科技大學九十一學年度
... analysis by the method of repeating variables to generate a dimensionless relationship for the x-component of fluid velocity u as a function of time t, fluid viscosity μ, top plate speed V, distance h, fluid densityρ, and distance y (i.e. u= f(t,μ, V, h,ρ, y)). Show details of your work. 5) An incom ...
... analysis by the method of repeating variables to generate a dimensionless relationship for the x-component of fluid velocity u as a function of time t, fluid viscosity μ, top plate speed V, distance h, fluid densityρ, and distance y (i.e. u= f(t,μ, V, h,ρ, y)). Show details of your work. 5) An incom ...
GEF 2500 Problem set 3 U
... z=0 In the previous exercise we looked at Couette flow without any pressure gradients. Next we consider Couette flow with a pressure gradient acting in the x direction. Consider the flow of a viscous Newtonian fluid between two parallel plates located at and . The flow has constant density ρ and kinem ...
... z=0 In the previous exercise we looked at Couette flow without any pressure gradients. Next we consider Couette flow with a pressure gradient acting in the x direction. Consider the flow of a viscous Newtonian fluid between two parallel plates located at and . The flow has constant density ρ and kinem ...
The combined forced and free convection heat transfer from
... or free convection alone. For low flow velocity and larger temperature difference between the body and the fluid, the flow and heat transfer are strongly influenced by the buoyancy force [1]. When the flow velocity is not very high and the temperature difference between the body surface and ambient ...
... or free convection alone. For low flow velocity and larger temperature difference between the body and the fluid, the flow and heat transfer are strongly influenced by the buoyancy force [1]. When the flow velocity is not very high and the temperature difference between the body surface and ambient ...
Fluid Terms
... flow rate through a pipe whose cross-sectioanl area, A, gradually decreases: at the exit point, A has decreased to 1/3 its value. If y=60cm and the flow speed of the water at point 1 is 1 m/s, what is the gauge pressure at point 1? ...
... flow rate through a pipe whose cross-sectioanl area, A, gradually decreases: at the exit point, A has decreased to 1/3 its value. If y=60cm and the flow speed of the water at point 1 is 1 m/s, what is the gauge pressure at point 1? ...
Vortex Shedding
... • After point B, since the pressure increases in the direction of flow, the fluid element experiences a net pressure force opposite to its direction of motion. • At some point (point C), the momentum of the fluid in the boundary layer is insufficient to carry the element further into the region of ...
... • After point B, since the pressure increases in the direction of flow, the fluid element experiences a net pressure force opposite to its direction of motion. • At some point (point C), the momentum of the fluid in the boundary layer is insufficient to carry the element further into the region of ...
lab #2 spec sheet
... level gage until it aligns with the datum line on the weight pan. The apparatus should now be ready for use. Place a weight on the pan. The flow to the Impact of a Jet apparatus is controlled by what is known as a Hydraulics Bench. To control the flow, first close the bench flow valve, start the ser ...
... level gage until it aligns with the datum line on the weight pan. The apparatus should now be ready for use. Place a weight on the pan. The flow to the Impact of a Jet apparatus is controlled by what is known as a Hydraulics Bench. To control the flow, first close the bench flow valve, start the ser ...
Lecture Presentation Chp-10
... where V is the fluid velocity, P is the fluid pressure, z is the elevation of the location in the pipe relative to a specified reference elevation (datum), ρ is the fluid density, and g is ...
... where V is the fluid velocity, P is the fluid pressure, z is the elevation of the location in the pipe relative to a specified reference elevation (datum), ρ is the fluid density, and g is ...
Reynolds Transport Theorem
... constant velocity Vc as shown in Fig. 1. The water jet is split equally by the vane, where Aj is the cross-sectional area of the jet. Neglect the gravity and viscous effect. ...
... constant velocity Vc as shown in Fig. 1. The water jet is split equally by the vane, where Aj is the cross-sectional area of the jet. Neglect the gravity and viscous effect. ...
Supergeostrophic
... Flow parallel to straight isobars as PGF balances the Coriolis force. This geostrophic flow (wind) may only occur in the free atmosphere. ...
... Flow parallel to straight isobars as PGF balances the Coriolis force. This geostrophic flow (wind) may only occur in the free atmosphere. ...
Fluid Mechanics Sample Exam 1 Please work at least three
... velocity distribution at the entrance to the tunnel test section is horizontal and uniform, i.e., flat, with a magnitude Uo . Assume that the test section entrance pressure is likewise spatially uniform and equal to Po . Using a pitot tube (or any device/devices that allows simultaneous measurement ...
... velocity distribution at the entrance to the tunnel test section is horizontal and uniform, i.e., flat, with a magnitude Uo . Assume that the test section entrance pressure is likewise spatially uniform and equal to Po . Using a pitot tube (or any device/devices that allows simultaneous measurement ...
Experiment (3): Impact of jet
... When a jet of water flowing with a steady velocity strikes a solid surface the water is deflected to flow along the surface. If friction is neglected by assuming an inviscid fluid and it is also assumed that there are no losses due to shocks then the magnitude of the water velocity is unchanged. The ...
... When a jet of water flowing with a steady velocity strikes a solid surface the water is deflected to flow along the surface. If friction is neglected by assuming an inviscid fluid and it is also assumed that there are no losses due to shocks then the magnitude of the water velocity is unchanged. The ...
Properties of Fluids
... Hydraulic Lifts: a pipe filled with fluid connects a large and small cylinder. Pressure applied to the small cylinder is transferred through to the large cylinder ...
... Hydraulic Lifts: a pipe filled with fluid connects a large and small cylinder. Pressure applied to the small cylinder is transferred through to the large cylinder ...
Sample problems
... Problem 4 Water with density and dynamic viscosity flows down an inclined pipe with radius R. The flow is in steady state and fully developed. The angle between the pipe and the ground is 30. There is no axial (z-direction) pressure gradient. a) Write down the Navier-Stokes equation in the axia ...
... Problem 4 Water with density and dynamic viscosity flows down an inclined pipe with radius R. The flow is in steady state and fully developed. The angle between the pipe and the ground is 30. There is no axial (z-direction) pressure gradient. a) Write down the Navier-Stokes equation in the axia ...
MCAT Fluid dynamics
... 8:-At terminal velocity the net force acting on the body is zero. 9:-Terminal velocity of the body is directly proportional to its mass & density. 10:-Strokes law holds good for objects having spherical symmetry. 11:-Ideal fluid is also ir-rotational so it has zero angular momentum. 12:- Above criti ...
... 8:-At terminal velocity the net force acting on the body is zero. 9:-Terminal velocity of the body is directly proportional to its mass & density. 10:-Strokes law holds good for objects having spherical symmetry. 11:-Ideal fluid is also ir-rotational so it has zero angular momentum. 12:- Above criti ...
Bernoulli`s Principle
... • Why are we learning about it? – To understand pressure systems and apply them to real life examples ...
... • Why are we learning about it? – To understand pressure systems and apply them to real life examples ...
Met Wind.pps
... The geostrophic force is due to the difference in velocity of points near the equator compared with points near the poles. This is caused by the Coriolis effect. ...
... The geostrophic force is due to the difference in velocity of points near the equator compared with points near the poles. This is caused by the Coriolis effect. ...
D23Lc - damtp - University of Cambridge
... On the same assumption, apply momentum conservation to a region close to the boundary S gives (in the absence of surface tension) −p− n = −p+ n, and thus the pressure must be continuous across S. In this course, we abandon the inviscid assumption of §1.5 & §1.6, and will include tangential frictiona ...
... On the same assumption, apply momentum conservation to a region close to the boundary S gives (in the absence of surface tension) −p− n = −p+ n, and thus the pressure must be continuous across S. In this course, we abandon the inviscid assumption of §1.5 & §1.6, and will include tangential frictiona ...
Derive from first principles the Poiseuille equation for
... direction of the positive pressure difference. In an ideal fluid with no viscosity, the fluid will move in bulk. However in viscous fluids, there will be a resistance to the fluid motion as shear force is induced between adjacent layers of fluid. In the figure, the shear force retarding the motion i ...
... direction of the positive pressure difference. In an ideal fluid with no viscosity, the fluid will move in bulk. However in viscous fluids, there will be a resistance to the fluid motion as shear force is induced between adjacent layers of fluid. In the figure, the shear force retarding the motion i ...
Fluids
... As the layers mix and swirl over one another, the BL becomes turbulent If the swirling is regular and repeatable, it is termed a vortex or an eddy The region in the BL where the orderly laminar layers start to mix together, but before they really start swirling, is called the transition region. The ...
... As the layers mix and swirl over one another, the BL becomes turbulent If the swirling is regular and repeatable, it is termed a vortex or an eddy The region in the BL where the orderly laminar layers start to mix together, but before they really start swirling, is called the transition region. The ...
Coandă effect
The Coandă effect /ˈkwaːndə/ is the tendency of a fluid jet to be attracted to a nearby surface. The principle was named after Romanian aerodynamics pioneer Henri Coandă, who was the first to recognize the practical application of the phenomenon in aircraft development.