14: Advanced Topic- Magnetic Circuits and Transformers

Learning Objectives

After completing this chapter, you should be able to:

• Describe the basic quantities of a magnetic circuit including magnetic flux, flux density and magnetizing force.
• Outline a $$BH$$ curve and define aspects including hysteresis, coercivity and retentivity.
• Analyze basic magnetic circuits using $$BH$$ curves.
• Describe the uses and operation of transformers.
• Analyze basic transformer circuits.