Tutorial: Modifying a Fuzzy System with the Fuzzy Logic VIs

In the Using the Fuzzy System Designer tutorial, you design a fuzzy system interactively using the Fuzzy System Designer and then implement a fuzzy controller for that system using the FL Fuzzy Controller VI. You also can design a fuzzy system programmatically using the Fuzzy Logic VIs. However, in most cases, it is easier to use the Fuzzy System Designer to design a fuzzy system first and then use the Fuzzy Logic VIs to make programmatic modifications to the system. In this tutorial, you modify a fuzzy system programmatically using the Fuzzy Logic VIs.

This tutorial uses the example of a greenhouse control system to illustrate how to modify a fuzzy system using the Fuzzy Logic VIs. The greenhouse.fs file, located in the labview\examples\control\fuzzy\Dynamic greenhouse controller directory, represents the fuzzy system that you modify in this chapter.

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1. Observing the Fuzzy System