5. Cons and pros of ohmic heating
Comparative summary of the relative pros and cons identified for the ohmic heating technologies as applied in different industry application are provided in Table 3. There are advantages and disadvantages should be considered depending on the purpose and objectives for considering heating application [13,17,21].
Since ohmic heating use electrical energy, a comparison of ohmic heating with other heating methods (such as heat pump heating, heat-resistance heating and microwave heating) was concluded in Table 4. It is clear that ohmic heating method is one of the efficient ways in heating applications.