Bench Testing and Modeling Analysis of Optimum Shifting Point of HMCVT

Table 1

Table of factors and levels.

Numbers	Oil pressure (MPa)	Engine speed (r/min)	Speed drop (r/min)	Dynamic load	Sliding friction (KJ)
Test 1	1	1040	83.00	2.13	3776
Test 2	2	1040	67.50	2.22	3290
Test 3	3	1040	56.50	2.36	2568
Test 4	4	1040	55.00	2.45	2313
Test 5	5	1040	51.00	2.67	2283
Test 6	1	1140	139.75	2.35	7873
Test 7	2	1140	75.25	2.38	4659
Test 8	3	1140	68.25	2.56	3768
Test 9	4	1140	56.75	2.74	3302
Test 10	5	1140	60.25	2.66	3079
Test 11	1	1240	108.00	3.16	5578
Test 12	2	1240	74.25	3.54	3719
Test 13	3	1240	67.50	3.68	3866
Test 14	4	1240	70.50	3.66	3554
Test 15	5	1240	64.00	3.98	3266
Test 16	1	1340	122.25	3.20	7269
Test 17	2	1340	97.50	3.52	5857
Test 18	3	1340	77.25	3.97	4543
Test 19	4	1340	75.75	4.08	4012
Test 20	5	1340	68.75	4.13	4246
Test 21	1	1440	157.75	3.12	9184
Test 22	2	1440	112.50	3.56	7201
Test 23	3	1440	95.50	3.82	6379
Test 24	4	1440	92.50	4.04	5207
Test 25	5	1440	76.25	4.12	4859