Automating Manufacturing Systems - Process Control and ...

plc fuzzy - 26.6
4. If v error is ZE and d / dt v error is SN then V motor is SN.
1
1
1
0
-100 -50 0 50 100
rps 0
-6 -3 0 3 6
1rps/s
30rps
This has about 0.0 (out of 1) membership
rps/s 0
0 6 12 18 24
the lowest results in 0 set
membership
V
5. If v error is SN and d / dt v error is SN then V motor is SN.
1
1
1
0
-100 -50 0 50 100
rps
0
-6 -3 0 3 6
rps/s
0
0 6 12 18 24
V
30rps
1rps
This has about 0.0 (out of 1) membership
6. If v error is LN and d / dt v error isanythenV motor is LN.
1
1
1
0
-100 -50 0 50 100
rps
0
-6 -3 0 3 6
rps/s
0
0 6 12 18 24
V
30rps
ANY VALUE
This has about 0 (out of 1) membership
Figure 26.5
Rule Calculation
The results from the individual rules can be combined using the calculation in Figure
26.6. In this case only two of the rules matched, so only two terms are used, to give a