A capacitor type of hygrometer is usually used to measure relative humidity ... Cup anemometer with separate wind vane - Uses three cups to measure wind speed, while a wind vane measures wind ...

(a) The relative influence of solar wind on different lunar locations. (b) The relative (micro)meteoroid flux at different longitudes. (c) The relative contribution of solar wind and (micro ...

Output of the device includes horizontal wind speed, wind shear, turbulence intensity and turbine yaw misalignment (relative wind direction). TNO has a database system and working procedures in place ...