| 摘要 |
Disclosed are heat exchange or heat transfer devices, systems and combinations thereof, for cooking devices and methods of retrofitting cooking devices with heat exchange or heat transfer devices. The heat exchange devices confer energy savings and efficiency to the operation of the cooking devices. More particularly, disclosed are heat exchange or heat transfer devices, systems and combinations that include contacting intake pipes containing cooler fluid or air with outlet pipes and/or heated areas of cooking devices, such as electrical areas, to effect heat exchange between the fluid or air and thus preheat the fluids in the intake pipes and to cool the outlet pipes and the heated areas. Also disclosed are methods of retrofitting cooking devices with the heat exchange means. |
