The use of waste heat recovery gas plate heat exchangers in paint rooms is an effective method to recover the waste heat generated during the paint baking process, thereby improving energy efficiency and reducing operating costs. The following are the working principles and some key features of the gas plate heat exchanger for waste heat recovery in the paint baking room:

Working principle:

1. Paint baking process: In the paint baking room, hot air or hot air flow is usually used to dry and cure the coating applied to the surface of the product. This process generates a large amount of waste heat, including high-temperature exhaust gas.

2. Waste heat recovery: The waste heat recovery device is usually installed in the exhaust gas discharge channel of the paint baking room. The working principle of this device is similar to an air air heat exchanger, but it is particularly used for recovering waste heat from exhaust gas.

3. Gas plate heat exchanger: The gas plate heat exchanger includes two airflow channels, one for exhaust gas and the other for fresh air intake. There are plate heat exchangers between these two channels, through which the heat energy in the exhaust gas is transferred to the inlet air.

4. Heat transfer process: In a plate heat exchanger, the heat energy in the exhaust gas is transferred to the inlet air, thereby preheating the fresh inlet air. This helps to reduce the relative humidity of the incoming air and increase the temperature inside the paint baking room, thereby reducing the need for additional heating.

5. Energy efficiency improvement: By recovering heat from exhaust gas, the gas plate heat exchanger improves the energy efficiency of the paint baking room and reduces the amount of heat required for additional heating.

The waste heat recovery gas plate heat exchanger in the paint baking room is a beneficial equipment that can improve energy efficiency, reduce energy costs, and contribute to environmental protection during the drying and coating curing processes. This makes it a useful device in many industrial and commercial paint applications.