Bench Testing and Modeling Analysis of Optimum Shifting Point of HMCVT

Table 10

Comparison of predication accuracy between two models.

Numbers of test	Parameters
	Test value of speed drop/r/min	Predictive value 1/r/min	Predictive value 2/r/min	Test value of dynamic load	Predictive value 1	Predictive value 2	Test value of sliding friction/KJ	Predictive value 1/KJ	Predictive value 2/KJ
1	83	93.604	97.255	2.13	1.719	2.09	3776	2386.4	4375.6
2	67.5	70.560	72.587	2.22	1.932	2.30	3290	3545.7	3534.9
3	55	52.434	51.217	2.45	2.158	2.53	2313	2729.4	2718.5
4	51	57.354	54.52	2.67	2.172	2.54	2283	2753.8	2742.9
5	139.75	98.684	100.743	2.35	2.528	2.97	7873	4954.3	4941.3
6	68.25	60.292	60.73	2.56	2.987	3.43	3768	3317.3	3304.2
7	60.25	59.184	58.00	2.66	3.182	3.62	3079	2833.7	2820.6
8	74.25	83.417	83.88	3.54	3.344	3.86	3719	4751.7	4736.3
9	70.5	62.042	62.51	3.66	3.771	4.29	3554	3447.4	3432
10	122.25	121.809	120.68	3.20	3.229	3.83	7269	7032.7	7014.7
11	77.25	80.167	80.66	3.97	3.887	4.49	4543	4907.7	4889.7
12	68.75	75.809	77.94	4.13	4.282	4.88	4246	3936.1	3918.1
13	157.75	139.854	137.13	3.12	3.119	3.81	9184	8543.2	8522.5
14	112.5	113.559	112.46	3.56	3.532	4.22	7201	7214.5	7193.7
15	92.5	88.934	91.09	4.04	4.158	4.85	5207	5422.2	5401.4
16	76.25	90.603	94.39	4.12	4.372	5.06	4859	4958.6	4937.8
Mean deviation		0.1161	0.101		0.082	0.169		0.114	0.113
Forecast precision		88.39%	89.9%		91.8%	83.1%		88.6%	88.7%