1.Lap so do thay the cua mach tu

2.Tinh tu dan cac khe ho khong khi,tu dan ro,tu dan tong va dao ham cua tu dan khe ho lam viec

3.Tinh he so tu ro

4.Tinh tu tro cac phan doan sat tu cua mach tu.

5.Xac dinh tu thong can thiet o khe ho lam viec(tri toi han)theo cong thuc can bang nang luong

6.Tinh toan mach tu-xac dinh tu thong o cac phan doan mach tu va cac suc tu dong can thiet de NCD tac dong

7.Tinh va dung dac tinh luc hut dien tu

8.Tinh cac thong so cua cuon day

9.Tinh toan nhiet cua cuon day

10.Hieu chinh cac kick thuoc cua NCD(neu can thiet).Neu thay doi kick thuoc thi phai tinh toan kiem nghiem lai

11.Tinh toan thoi gian tac dong va thoi gian nha cua NCD

12.Tinh toan he so nha?

13.Lap cac chi tieu,thong so ve kinh te-ky thuat cua NCD da thiet ke