Design of Multiregional Supervisory Fuzzy PID Control of pH Reactors

Table 3

Performance metrics for ITAE.

pH	Set point in percentage	PID	Multiregional fuzzy PID
7–8.4	50–60%	19627.06	10922.24
8.4–9.8	60–70%	19001.66	9622.48
9.8–11.2	70–80%	20021.90	10162.72
11.2–12.6	80–90%	2459.45	18886.27
12.6–7	90–50%	95529.10	59454.59
7–5.6	50–40%	12770.29	12271.11
5.6–4.2	40–30%	14849.38	13640.24
4.2–2.8	30–20%	17674.65	12579.83
2.8–1.4	20–10%	25622.83	12073.15
1.4–7	10–50%	100773.71	43639.44