A catapult model will increase aircraft acceleration

2020-05-12

Tomsk scientists are developing a mathematical model of an electromagnetic catapult with power supply from a pulsed magnetohydrodynamic (MHD) generator. It will determine the properties of materials during impacts and make aircraft accelerate faster on a short runway. Using this model, you can check circuit designs, perform parameter optimization, and other processes. The project manager is Viktor Solonenko, Associate Professor of the TSU Faculty of Physics and Engineering.

- The catapult as a throwing weapon has been known since ancient times. Its main purpose is the military. True, in ancient Rome, fire brigades were also armed with catapults, so it also has a completely peaceful mission. Its main task is to propel an object (stone or arrow) to high speed, providing it with the necessary flight range. The main source of energy is the potential energy of an elastic element - an analog of a spring. And to increase this energy, increasing the throwing range or the mass of the stone is possible only by increasing the size of the device itself. The artillery gun that replaced the catapults is more efficient because the energy of gunpowder is greater than the energy of the spring, - explains Viktor Solonenko.

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