A device for measuring wind speed and
determine the direction of his blow known as observatories or anemometer. Apply
such a device, it’s necessary to control the parameters of movement of air
masses.
Despite the diversity of anemometers, which
differ structurally, most of them work on the principle of determining the
nature of the action of the air flow on the movable rotating elements. Devices
in this category are able to determine the maximum current wind speed at the
breath flow in a certain direction. Some models give performance air volume
flow, flow temperature and humidity. Thus, a functional device for measuring
wind speed is converted into a portable weather station.
Meteorological instruments can be equipped
with blades or cups, which play the role of the sensor element. Recent movably
fixed to the vertical rod and connected to the meter. Moving air flow makes
these turntables to rotate around its axis. As the movement measuring system
records the number of revolutions for a specific time period. Visual
information provides scale wind speed or digital display.
Constructions of this type invented a long
time ago. However, despite the emergence of more sophisticated instruments,
rotational anemometers still continue to successfully operate meteorologists
around the world.
BTW, you can buy the digital wind gauge at Banggood. Besides, you can easily get other digital measuring
tools (e.g. digital KWH anemometer) there with high quality and reasonable prices.
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