Study on Driving Performance of the Axial-Flow Blood Pump under the Condition of Large Gap

Table 1

Theory and simulation result of average driving torque.

Number	(mm)	2D ANSYS (N mm)	3D Ansoft (N mm)	MATLAB value (N mm)	ANSYS deviation (%)	Ansoft deviation (%)
1	20	2.252	2.096	1.941	16.4	7.9
2	30	1.888	1.661	1.510	25.1	11.1
3	40	1.506	1.364	1.186	27.9	14.6
4	50	1.310	1.096	0.970	34.6	13.4
5	60	1.004	0.876	0.755	32.8	16.1
Average	—	—	—	—	27.4	12.6