Classification of Methods of Electric Heating

CLASSIFICATION OF METHODS OF ELECTRIC HEATING :

i)          Power Frequency Method:

1. Resistance heating 

        a. Direct resistance heating,

        b. indirect resistance heating,

2. arc heating

        a. direct arc heating, and

        b. indirect arc heating.

ii) High Frequency Heating:

1. Induction heating and

        a. Direct core type Induction heating

        b. Coreless type Induction heating

2. dielectric heating.