PID control system of a light meter that measures and regulates the lighting of a lamp.
Today, photodiode is used to measure the light and it´s combined with a mathematical algorithm to reduce the error ... if we use the PID control to measure the light,
This prototype can help in achieving the long awaited dream of a self powered hydroponic farm. We all are aware of the fact that a hydroponic system requires high energy consumption which led to meagre growth in this sector and lost prime focus from corporate and govt agencies.
The standard smartphone dimensions are: 7cm wide by 14 cm high 1cm spessore.
We are proposing a three foldable screens smartphone, utilizing same technology as the two foldable system just introduced in the market. With a total screen dimensions when unfolded of 21 cm width by 14 cm high,
A fabric able to detect the presence of liquids on its surface. The Liquid Sensor is an advanced textile layer able to detect any type of liquid drip present on its surface. This sensor is stretchable, and it is possible to sew it onto other fabrics, like bed pads.
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