Transformer

1. Ideal transformer

 

 

- Equivalent circuit of a real transformer

 

https://upload.wikimedia.org/wikipedia/commons/3/39/TREQCCT.jpg

https://www.researchgate.net/profile/Antonio_Nogueira/publication/276203851/figure/fig5/AS:294462690480131@1447216784245/Figure-5-Transformer-equivalent-circuit-with-ideal-transformer-Electric-circuit.png

http://ecmweb.com/site-files/ecmweb.com/files/archive/ecmweb.com/images/archive/308ecm18fig1.jpg

 

transformer winding directions and polarity¿¡ ´ëÇÑ À̹ÌÁö °Ë»ö°á°ú   

 

http://www.faqs.org/docs/electric/AC/02311.png

http://www.faqs.org/docs/electric/AC/12140.png

http://www.faqs.org/docs/electric/AC/02305.png

http://www.faqs.org/docs/electric/AC/12138.png

http://www.faqs.org/docs/electric/AC/02306.png

- Magnetizing current: current that produces the magnetic flux. Linear medium

http://www.faqs.org/docs/electric/AC/02307.png

- Magnetizing current: nonlinear medium

http://www.faqs.org/docs/electric/AC/02336.png