Robinson cup anemometer
E464702
The Robinson cup anemometer is a meteorological instrument that measures wind speed using a set of rotating hemispherical cups mounted on a vertical shaft.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
anemometer
ⓘ
meteorological instrument ⓘ wind speed measuring device ⓘ |
| alignedWith | local horizontal plane ⓘ |
| axisOrientation | vertical ⓘ |
| canBeConnectedTo |
chart recorder
ⓘ
data logger ⓘ digital display ⓘ |
| cupConfiguration |
four cups
ⓘ
three cups ⓘ |
| dataOutput |
rotational frequency
ⓘ
wind speed in kilometers per hour ⓘ wind speed in knots ⓘ wind speed in meters per second ⓘ |
| fieldOfUse |
climatology
ⓘ
environmental monitoring ⓘ meteorology ⓘ wind energy assessment ⓘ |
| hasAdvantage |
ability to measure over a wide range of wind speeds
ⓘ
robustness in outdoor environments ⓘ simple mechanical design ⓘ |
| hasLimitation |
inertia at low wind speeds
ⓘ
mechanical wear in bearings ⓘ overspeeding error at high gusts ⓘ requires calibration ⓘ |
| hasPart |
bearing assembly
ⓘ
hemispherical cups ⓘ mechanical or electronic counter ⓘ rotor ⓘ supporting frame ⓘ vertical shaft ⓘ |
| hasShape | set of cups arranged symmetrically around a vertical axis ⓘ |
| isInsensitiveTo | wind direction for speed measurement ⓘ |
| measures |
horizontal wind
ⓘ
wind speed ⓘ |
| motionType | rotation ⓘ |
| mountedOn |
mast
ⓘ
tower ⓘ |
| operatesOnPrinciple |
drag force on cups
ⓘ
relationship between cup rotation rate and wind velocity ⓘ |
| requires | exposure to free airflow ⓘ |
| requiresMaintenance | periodic bearing lubrication or replacement ⓘ |
| typicalMaterial |
metal
ⓘ
plastic ⓘ |
| usedAt |
airports
ⓘ
research observatories ⓘ weather stations ⓘ wind farms ⓘ |
| uses | rotational speed to infer wind speed ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.