Venturi effect

E1014091

The Venturi effect is a fluid dynamics phenomenon in which a fluid's pressure decreases and its velocity increases as it flows through a constricted section of pipe or channel.

All labels observed (3)

Label Occurrences
Venturi effect canonical 3
Venturi meter 2
Venturi tube 1

How this entity was disambiguated

Statements (52)

Predicate Object
instanceOf fluid dynamics phenomenon ⓘ
physical effect ⓘ
appliesTo gases ⓘ
liquids ⓘ
single-phase flow ⓘ
assumes non-viscous flow in idealized form ⓘ
steady flow for basic derivation ⓘ
basedOn Bernoulli principle ⓘ
linked to: Bernoulli equation
canBeObservedIn airflow through building openings ⓘ
natural flows in river narrows ⓘ
wind tunnels with constricted test sections ⓘ
cause conversion of fluid pressure energy into kinetic energy ⓘ
consequence local drop in static pressure at the throat of a constriction ⓘ
potential for cavitation if pressure falls below vapor pressure ⓘ
describes pressure decrease in a fluid flowing through a constriction ⓘ
velocity increase in a fluid flowing through a constriction ⓘ
field fluid dynamics ⓘ
hydrodynamics ⓘ
hasComponent downstream diffuser section ⓘ
throat ⓘ
upstream section ⓘ
implies static pressure is lower where flow speed is higher in a constriction ⓘ
influencedBy Reynolds number ⓘ
cross-sectional area ratio ⓘ
flow rate ⓘ
fluid density ⓘ
namedAfter Giovanni Battista Venturi ⓘ
occursIn channel ⓘ
duct ⓘ
pipe ⓘ
relatedTo Bernoulli equation ⓘ
continuity equation ⓘ
pressure-velocity tradeoff in fluids ⓘ
requires continuity of mass flow ⓘ
incompressible flow approximation for simple analysis ⓘ
usedFor aeration in water treatment ⓘ
chemical dosing in irrigation systems ⓘ
creating suction without moving mechanical parts ⓘ
inducing secondary fluid flow ⓘ
measuring fluid flow rate ⓘ
usedIn Venturi meter ⓘ
linked to: Venturi effect

aircraft pitot-static systems ⓘ
aspirator ⓘ
atomizer ⓘ
carburetor ⓘ
flow measurement devices ⓘ
gas burners ⓘ
medical oxygen delivery devices ⓘ
mixing of fuel and air in internal combustion engines ⓘ
vacuum pump ejectors ⓘ
venturi scrubber pollution control devices ⓘ
water aspirator laboratory equipment ⓘ

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Giovanni Battista Venturi → notableFor → Venturi effect ⓘ
subject linked to: Venturi
Giovanni Battista Venturi → knownFor → Venturi effect ⓘ
Giovanni Battista Venturi → knownFor → Venturi tube ⓘ
linked to: Venturi effect
Giovanni Battista Venturi → hasInstrumentNamedAfter → Venturi meter ⓘ
linked to: Venturi effect
Venturi effect → usedIn → Venturi meter ⓘ
linked to: Venturi effect