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by the rough(passive) caused bythe early flow separation
the beadscausingearly flow separation
bead - upcausingearly flow separation
a finite thicknesscould causeearly flow separation
bead - up ( the beads thencausingearly flow separation
due to the incorporation of flow - disturbing or flow - affecting structures on the side walls that delimit the flow(passive) can be causedLocal flow separation
It works by providing a space for the underbody airflow to decelerate and expand ( in area , density remains constant at the speeds that cars traveldoes ... causeexcessive flow separation Flow separation
the transition point 110may causecontrolled flow separation
a sharp corner ... the transition point 110may causecontrolled flow separation
its level ... the valuecausessteady - flow separation
accelerating the transition of a turbulent flow at the boundary layerto causea turbulent flow separation
its flightto causeturbulent flow separation
a curved slope for inner surfacecauseundesirable flow separation
disturbances within the boundary layer flow across the external surface of the airfoilresultingin flow separation
The dimplescauseturbulent flow separation
the flow over the wing ... a large adverse pressure gradientcauseflow separation
by a flow speed reduction(passive) caused byflow separation
The dimples ... flightto causeturbulent flow separation
The flow recirculation ... a decrease in the discharge pressurecausesflow separation
by the change of pressure(passive) caused byflow separation
by body forces due to external acceleration(passive) is caused byflow separation
the fluid 's boundary layer ... normally sufficientto causeflow separation
the adverse pressure effectmay causeflow separation
the rotation of acceleration of the fluid about the upper surfacecausesflow separation
by the strong adverse pressure(passive) caused bythe separation flow
A sudden step at the junction of the ring plate 2 with the tube 1would leadto flow separation
pressure increasescauseflow separation
the structure vertical velocity increasesdramatically causingflow separation
by the pressure differential between the front and rear surface of the cylinder as it travels through the fluid(passive) is caused byFlow separation
by the sudden expansion at the end of the tube(passive) caused bythe flow separation
the sudden expansion at the end of the tube(passive) caused bythe flow separation
by heating the head of the model(passive) caused byflow separation
heat additioncausesflow separation
the secondary motion clearly induced by the movement of fluid from inner to outer wall of the bendleadingto flow separation
flow pathscan causeflow separation and
by angle - of - attack or configuration changes(passive) caused byflow separation
Poor suction conditionsmay resultin flow separation
should be at a small angleto provokeflow separation
The improper orientation of the turbine with respect to the direction of flow in the riverhas resultedin flow separation
pressure gradientsresultin flow separation
dragcausesdrag
to stall ( loss of liftleadsto stall ( loss of lift
to increased drag and decreased liftleadsto increased drag and decreased lift
additional dragcausingadditional drag
cavitation and associated problemscausescavitation and associated problems
in high pressure dragresultingin high pressure drag
to a catastrophic increase in dragleadingto a catastrophic increase in drag
in higher particles depositionhas resultedin higher particles deposition
Water hammer(passive) is caused byWater hammer
to drag rise orleadingto drag rise or
in a less efficient aerodynamic systemresultsin a less efficient aerodynamic system
the diffusive exchange processes as the water renewal near the body surface would decrease as wellwould ... would ... influencethe diffusive exchange processes as the water renewal near the body surface would decrease as well
to lower dragleadingto lower drag
to loss of thrust and has a great effect on the total pressure dragleadsto loss of thrust and has a great effect on the total pressure drag
in secondary flow and cause great flow losswould resultin secondary flow and cause great flow loss
a very high dragcausesa very high drag
efficiency problems for large aircraftcausesefficiency problems for large aircraft
laminar flow to become turbulent flow with higher dragcausinglaminar flow to become turbulent flow with higher drag
to increased losses and reduced liftcan leadto increased losses and reduced lift
in flow noise which causes a reduction in the acoustic performance of the arrayresultingin flow noise which causes a reduction in the acoustic performance of the array
at a specific point of the flow along the profileresultsat a specific point of the flow along the profile
at a specific point of the flow along the profileresultsat a specific point of the flow along the profile
to increase in drag and energy losses and so onleadsto increase in drag and energy losses and so on
to a degradation of kinetic energy leading to a loss in total pressureleadsto a degradation of kinetic energy leading to a loss in total pressure
the decrease of the driving efficiency of the fluid machinescausesthe decrease of the driving efficiency of the fluid machines
to particle loss by wall collisions and diversion with the bulk flowleadsto particle loss by wall collisions and diversion with the bulk flow
Also a mass flow rate fluctuation of about 5 % between the time step with the weak distortion to the one with the strongest distortion in the flow field(passive) is caused byAlso a mass flow rate fluctuation of about 5 % between the time step with the weak distortion to the one with the strongest distortion in the flow field
at the side end surfacecausedat the side end surface
to loss of lift).leadsto loss of lift).
loss of liftcausesloss of lift
a reduction in pressure behind the objectcausinga reduction in pressure behind the object
a difference in the pattern of pressure around the handcausesa difference in the pattern of pressure around the hand
to reduced efficiencyleadsto reduced efficiency
to reduced aerodynamic performanceoften leadsto reduced aerodynamic performance
speed loss(passive) caused byspeed loss
pressure drag(passive) caused bypressure drag
Pressure drag(passive) is caused byPressure drag
in higher dragresultsin higher drag
to loss of lift , control , and incredibly turbulent airflowwill leadto loss of lift , control , and incredibly turbulent airflow
in a transition of flow from laminar state to a turbulent stateresultsin a transition of flow from laminar state to a turbulent state