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Rain sensor on the windshield of a car. A rain sensor or rain switch is a switching device activated by rainfall. There are two main applications for rain sensors. The first is a water conservation device connected to an automatic irrigation system that causes the system to shut down in the event of rainfall.
A Formula Student car performing a skidpad test. (2009) A skidpad or skidpan [1] is a circular area of flat pavement used for various tests of a car's handling. The most common skidpad use is testing lateral acceleration, measured in meters per second squared (m/s 2) or the scaled unit g-force.
The present weather sensor (PWS) is a component of an automatic weather station that detects the presence of hydrometeors and determines their type (rain, snow, drizzle, etc.) and intensity. It works on a principle similar to a bistatic radar , noting the passage of droplets, or flakes, between a transmitter and a sensor.
Meteorological instruments (or weather instruments), including meteorological sensors ... The first devices used to measure weather phenomena were the rain gauge, the ...
The most important sensors are as follows: A steering wheel angle sensor that determines where the driver wants to steer. This kind of sensor often uses AMR elements. A yaw rate sensor that measures the rotation rate of the car. The data from the yaw sensor is compared with the data from the steering wheel angle sensor to determine regulating ...
Rain repellent sprays are commercially available for car windshields. [ 14 ] [ 15 ] Due to their fragility, superhydrophobic coatings can find usage in sealed environments which are not exposed to wear or cleaning, such as electronic components (like the inside of smartphones ) and air conditioning heat transfer fins, to protect from moisture ...