About this app
In this laboratory practice we have a tank in which a control system can be implemented to maintain the tank level at a requested volume level of the tank to a requested volume. In this practice you can choose the type of control to be performed, PD (proportional derivative), PI (proportional integrative) or PID (Proportional Integral Derivative).
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 1, 2026 · 12:56 PM Free