Mechatronics by Bond Graphs: An Object-Oriented Approach to by Vjekoslav Damic, John Montgomery

By Vjekoslav Damic, John Montgomery

This booklet provides a computer-aided method of the layout of mechatronic platforms. Its topic is an built-in modeling and simulation in a visible computing device surroundings. because the first version, the simulation software program replaced significantly, turned extra effortless and more straightforward to exploit. consequently, a moment variation turned important taking those advancements into account.
The modeling relies on method top-down and bottom-up process. The mathematical versions are generated in a sort of differential-algebraic equations and solved utilizing numerical and symbolic algebra tools. The built-in process constructed is utilized to mechanical, electric and keep watch over platforms, multibody dynamics, and non-stop systems.

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Thoma JU (1990) Simulation by bondgraphs. Springer, Berlin Heidelberg 13. Thoma J, Bousmsma BO (2000) Modelling and simulation in thermal and chemical engineering. A bond graph approach. Springer, Berlin Heidelberg 14. Firestone FA (1933) A new analogy between mechanical and electrical systems. J Accoustical Soc 4:249–267 22 1 Basic Forms of Model Representation 15. Celier FE, Elmqvist H, Otter M (1995) Modelling from physical principles. In: Levine WS (ed) The control handbook. CRC Press, Boca Raton, pp 99–108 16.

The junction variable Fd represents the force developed by the damper, vd is the relative velocity of the damper ends and the velocity constant b is a parameter of the element. 17)) Fd ¼ b Á vd ð2:49Þ The third component of the system is the body of mass m (Fig. 15 Body). This component uses an effort junction to describe the balance of forces applied to the body including the inertial force of the body. This junction has four power ports: three for internal connections to the body ports and fourth for the connection of an inertial element.

Similarly, a half arrow pointing away from the component depicts power outflow from the component and the corresponding power transfer is then taken as negative. Another type of port is characterised by negligible power transfer, but high information content. These are termed control ports and are depicted by a full arrow. The arrow pointing to the component denotes transfer of information into the component (control input). Similarly the port arrow pointing away from the component denotes information extracted from the component (control output).

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