Computer‐aided design and analysis of three‐phase induction motors

1985 ◽  
Vol 8 (1) ◽  
pp. 31-40 ◽  
Author(s):  
Chang‐Huan Liu ◽  
Hsien‐Chung Chang
Author(s):  
Eneko Solaberrieta ◽  
Xabier Amezua ◽  
Xabier Garikano ◽  
Mikel Iturrate ◽  
Jose Antonio Oriozabala ◽  
...  

AbstractIn this paper, due to the importance of maintaining a secure grip with the control hand in kayaking, a simple three phase process is presented for the massive development of personalized grips which allow the improvement of this handgrip. This process consists of obtaining the 3D geometry of the paddler's handgrip by using Reverse Engineering (RE) tools, designing the grip from the obtained 3D geometry by using Computer Aided Design (CAD) tools and manufacturing the grip by using Additive Manufacturing (AM) tools. Therefore, this paper shows that the RE, CAD and AM tools available today allow the customization of products for many applications.


2015 ◽  
Vol 4 (2) ◽  
pp. 350
Author(s):  
Samuel Ike ◽  
Enyong Peter ◽  
T. Olowu

In this paper, a computer program was developed in MATLAB programming language and applied in the refurbishment of defective three-phase squirrel-cage induction motor using the computer-aided design technique/approach. The MATLAB programming language and Computer-Aided Design (CAD) analysis adopted aided the fast computation and convergence of a output result from the developed program that was used in the practical refurbishment of a defective 48-slot 3-phase squirrel-cage induction motor as well as the production of the entire stator winding. The result also revealed the motor as being a 4-pole type which lends itself easily to the lap winding pattern. The winding was practically developed using the program result data, installed, connected and tested. The speed realized from the post-refurbishment workshop test-running using the stroboscopic speed measuring instrument was 1500rpm. This was considered as good performance on no-load condition. The machine was allowed to run for about one hour during the workshop test-running without overheating. The computed output power was 20 kW. The estimated efficiency and power factor by CAD technique were 90 % and 0.9, respectively. These values were considered satisfactory.


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