Constant Cutting Force Control for CNC Machining Using Dynamic Characteristic-Based Fuzzy Controller

Table 2

The numerical relations between the input and output.

Time (s)	Current (A)	Current error   (A)	Current change EC (A/s)	Feed speed (mm/min)	Speed change   (mm/min)
0.05	−11.5	−11.5	230	100	100
0.1	−3	8.5	400	450	350
0.15	10	13	90	500	50
0.2	10.5	0.5	−250	550	50
0.25	−1	11.5	−240	720	170
0.3	−0.5	0.5	240	1100	380
0.35	5	5.5	100	1300	200
0.4	13.5	8.5	60	1400	100
0.45	6	−7.5	−320	1420	20