Generators: Armature Lap & Wave Windings

  • Thread starter M.Kalai vanan
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I thinkIn summary, parallel path refers to the number of equivalent circuits in a lap or wave winding of an armature in a generator. In a lap winding, the number of parallel paths is equal to the number of poles and brushes, while in a wave winding, there are always two parallel paths and multiple brush positions. Lap windings are better suited for high current, low voltage applications while wave windings are better for high voltage, low current applications. Recent changes have been made in DC windings and more information can be found in articles by Jim and on websites such as powerelectricalblog.com and reliance.com.
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M.Kalai vanan
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what is meant by parallel path in lap and wave windings of armature of an generator
 
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I'm sorry you are not generating any responses at the moment. Is there any additional information you can share with us? Any new findings?
 
  • #3
the parallel path is an equivalent circuit description

In a lap winding, the number of parallel paths,a, is always equal to the number of
poles,p, and also to the number of brushes.

In wave windings, the number of parallel paths,a, is always two (2), and there may be two or
more brush positions. Wave winding are more suited to high voltage low current applications if memory serves correct. vice versa for lap High current, low voltage

edit looks like there's been some changes since I looked at DC windings, not surprisingly.

http://www.powerelectricalblog.com/2007/03/armature-and-its-windings.html
 
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  • #4
see if this helps

http://www.reliance.com/mtr/mtrthrmn.htm about 3/4 way down
 
  • #5
Jim's article is better,
 

Related to Generators: Armature Lap & Wave Windings

1. What is the difference between armature lap and wave windings?

Armature lap windings have multiple parallel paths of conductors that overlap and form a closed circuit, while wave windings have a single path of conductors that forms a "wave" pattern around the armature.

2. Which type of winding is more commonly used in generators?

Wave windings are more commonly used in generators because they provide a more stable output and are easier to manufacture.

3. How do armature lap and wave windings affect the performance of a generator?

Armature lap windings have a higher armature resistance and lower reactance, which results in lower losses and higher efficiency. Wave windings, on the other hand, have a lower armature resistance and higher reactance, which results in higher losses and lower efficiency. However, wave windings provide a more stable output and can handle higher currents.

4. Can armature lap and wave windings be combined in a single generator?

Yes, it is possible to combine armature lap and wave windings in a hybrid design. This allows for a more efficient and stable output while also reducing manufacturing costs.

5. How do you determine the appropriate winding type for a specific generator application?

The appropriate winding type for a generator application depends on various factors such as the desired output, efficiency, cost, and size. A thorough analysis of these factors is necessary to determine the most suitable winding type for a specific application.

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