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Qaagi - Book of Why

Causes

Effects

vorticityresultsfrom the vortex shedding effect

pressure(passive) is caused byThe vortex shedding phenomenon

when air flows past a blunt structure(passive) is causedPast Vortex shedding

the shape of bodycausinggeneration of vortex shedding

bodycausinggeneration of vortex shedding

a more uniform flow field ... the plugleadsto strong vortex shedding

Reduces effectscauseddue to vortex shedding

Reduces effectscauseddue to vortex shedding

by a flow normal(passive) caused byThe vortex shedding frequency

the skyscrapercauseddue to vortex shedding

spanwise flexibilitycan influencethe shedding of vortex rings

by current(passive) caused byvortex shedding frequency

for water and low viscosity fluids like coolant(passive) are designedThese vortex shedding flowmeters

a new mechanismleadingto vortex shedding instabilities

an unsteady regimeleadingto asymmetric vortex shedding and jet

shear layers that can interactcausinga periodic vortex shedding

the flow fieldresultingfrom vortex shedding

vortices of aircausevortex shedding

a cross flowcausesvortex shedding

the fluid forcesresultingfrom vortex shedding

air(passive) caused byvortex shedding

the wake structuresoriginatingfrom the vortex shedding

when air flows past a blunt structure(passive) is causedVortex shedding

also(passive) is influencedThe vortex shedding

timeoriginatingfrom the vortex shedding

wall effectsinfluencethe vortex shedding

at firstcausedmy more vortex shedding

in turnleadsto vortex shedding

The windcausedvortex - shedding

windcausingvortex shedding

shear layer causesvortex to be shed

the mechanismsleadingto vortex shedding

the viscous effectsoriginatefrom the vortex shedding

This absolute instabilitycausesvortex shedding

a cylinderresultsin vortex shedding

the cylindercausingvortex shedding

a cylinderleadingto vortex shedding

somethingto causethe vortex shedding

the hairresultsin vortex shedding

Two topological structures of the bubblecausingvortex shedding

fluctuations in the dynamic coefficients and affects the behavior of the flow structurecausesfluctuations in the dynamic coefficients and affects the behavior of the flow structure

to the onset of stall flutterleadingto the onset of stall flutter

to a higher turbulence intensity at the trailing edge and consequently downstreamleadsto a higher turbulence intensity at the trailing edge and consequently downstream

vibrationcausesvibration

The forces(passive) caused byThe forces

oscillation or which may be causing oscillationmay causeoscillation or which may be causing oscillation

dangerous oscillations in the stackcan causedangerous oscillations in the stack

structure damaging vibrationcan causestructure damaging vibration

to decreasing the unsteady forces acting on the bodyleadsto decreasing the unsteady forces acting on the body

the skyscraper to sway violentlywill causethe skyscraper to sway violently

The fluctuating loads(passive) caused byThe fluctuating loads

reduced headloss and drag(passive) caused byreduced headloss and drag

in a very limited pressure drop and a smooth downward flow to the membranesresultingin a very limited pressure drop and a smooth downward flow to the membranes

Vibrations of the span(passive) are caused byVibrations of the span

to increased noise and vibration in rotor systemsleadingto increased noise and vibration in rotor systems

The induced vibration in these structures(passive) is caused byThe induced vibration in these structures

Wind - Induced VibrationCausedWind - Induced Vibration

in vibration in signal support structurescan resultin vibration in signal support structures

pressure oscillations(passive) caused bypressure oscillations

to noise(passive) caused byto noise

therefore wind - induced vibrations(passive) caused bytherefore wind - induced vibrations

unsteady pressurecausesunsteady pressure

to reduction of lift fluctuationsleadsto reduction of lift fluctuations

to vibrationleadsto vibration

vibration(passive) caused byvibration

the vibrationcausesthe vibration

vibration(passive) caused byvibration

significant vibration and undesirable forcescausingsignificant vibration and undesirable forces

normal drag and cable vibration(passive) caused bynormal drag and cable vibration

the vibrations(passive) caused bythe vibrations

vibrations(passive) caused byvibrations

the vibrations(passive) caused bythe vibrations

vibrations(passive) caused byvibrations

to oscillations in the fluidmay leadto oscillations in the fluid

fewer vibrations(passive) caused byfewer vibrations

dynamic forces(passive) caused bydynamic forces

motion(passive) caused bymotion

Fatigue(passive) caused byFatigue

The maximum vibration amplitude of the stacks(passive) caused byThe maximum vibration amplitude of the stacks

aerodynamic lift components(passive) caused byaerodynamic lift components

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