Performance Analysis and Improvement of Flat Torque Converters Using DOE Method

Chinese Journal of Mechanical Engineering

Table 3 Configurations and simulation results in DOE

Case number	Factors						Responses
Case number	Turbine inlet angle \(\beta_{\text{T1}}\) (°)	Turbine outlet angle \(\beta_{\text{T2}}\) (°)	Impeller inlet angle \(\beta_{\text{I1}}\) (°)	Impeller outlet angle \(\beta_{\text{I2}}\) (°)	Stator inlet angle \(\beta_{\text{S1}}\) (°)	Stator outlet angle \(\beta_{\text{S2}}\) (°)	Stall torque ratio \(Tr_{0}\)	Peak efficiency \(\eta^{*}\) (%)
1	28	138	125	44	91.5	15	1.7996	80.96
2	28	141	128	47	94.5	18	1.8055	81.65
3	28	144	131	50	97.5	21	1.8359	82.98
4	28	147	134	53	100.5	24	1.8055	81.23
5	28	150	137	56	103.5	27	1.7852	80.36
6	31	138	128	50	100.5	27	1.7621	78.34
7	31	141	131	53	103.5	15	1.7961	79.17
8	31	144	134	56	91.5	18	1.8014	80.29
9	31	147	137	44	94.5	21	1.8147	80.37
10	31	150	125	47	97.5	24	1.8199	80.11
11	34	138	131	56	94.5	24	1.7699	77.19
12	34	141	134	44	97.5	27	1.7996	79.82
13	34	144	137	47	100.5	15	1.8269	82.36
14	34	147	125	50	103.5	18	1.8455	82.76
15	34	150	128	53	91.5	21	1.8347	83.21
16	37	138	134	47	103.5	21	1.7806	79.24
17	37	141	137	50	91.5	24	1.7982	81.25
18	37	144	125	53	94.5	27	1.7717	79.53
19	37	147	128	56	97.5	15	1.8426	83.24
20	37	150	131	44	100.5	18	1.8364	81.71
21	40	138	137	53	97.5	18	1.7998	80.21
22	40	141	125	56	100.5	21	1.7516	77.59
23	40	144	128	44	103.5	24	1.7817	79.24
24	40	147	131	47	91.5	27	1.7995	78.47
25	40	150	134	50	94.5	15	1.8106	81.56