S. Table : A self stabilising and body borne table

University essay from KTH/Skolan för industriell teknik och management (ITM)

Abstract: This project aimed to create a prototype of a self stabilising and body borne table. The prototype was constructed by first building a CAD-model and doing a simulation of the entire system. This provided a ground for doing a physical construction. An Arduino Uno was used as a microcontroller that sent signals to two servo motors based on data from an accelerometer. This way, as the system was tilted to one side, the motors would compensate for this and put the table horizontal again. The purpose of the report was to examine how a multiaxial system could be controlled and how a plane can be stabilised based on the fact that a plane is made up of three points in space. Additionally, another purpose was to see how a simulation differs from a physical prototype and why. The constructed prototype worked as intended and gave similar results as the simulation, although with minor differences due to the simulation being done in a perfect environment. Finally, the sources of the imperfections are discussed along with what future work needs to be done on the prototype if it were to become a product.

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