Let's talk about the temperature difference in the brazed plate heat exchanger

Brazed Plate Heat Exchanger

The temperature difference in the Brazed Plate Heat Exchanger refers to the temperature difference between different parts of the heat exchanger. This temperature difference is mainly caused by the following factors:

1. Fluid temperature difference: in the equipment, the fluid enters from one side, passes through the plate or tube bundle in the equipment for heat exchange, and goes out from the other side. Because the fluid absorbs or releases heat during the heat transfer process, the temperature of the fluid is different at different locations, resulting in a temperature difference.
2. The difference in heat conduction effect: the plate or tube bundle inside the equipment has the corresponding heat conduction resistance in the heat conduction process, and the heat conduction effect between the plate or tube bundle at different locations may be different. This can also lead to temperature differences in different locations.
3. Fluid speed difference: in the equipment, the flow rate of the fluid may be uneven, and some areas may have a faster or slower flow rate. The difference in flow rate will affect the heat exchange effect of the fluid, resulting in the temperature difference.
4. Equipment structure design: the structural design of the equipment will also affect the temperature difference. For example, whether the fluid channel design of the equipment is uniform, the arrangement of the plates or tubes, etc., will affect the temperature distribution.
In order to reduce the temperature difference in the brazed plate heat exchanger, the following measures can be taken:
1. Optimize fluid distribution: the fluid channel of the equipment is reasonably designed to ensure that the fluid is evenly distributed throughout the equipment to avoid the flow rate is too large or too small.
2. Increase the heat exchange area: increase the number or length of plates or tubes, expand the heat exchange area, improve the heat exchange effect, and reduce the temperature difference.
3. Optimize the heat conduction path: improve the material or structure of the plate or tube bundle, reduce the heat conduction resistance, improve the heat conduction effect, and make the temperature uniform.
4. Control fluid temperature: according to actual needs, control the fluid temperature into the equipment, so that it is close to the outlet temperature, reduce the temperature difference.

It is necessary to comprehensively consider and optimize the above factors according to the specific application and process requirements to achieve uniform temperature distribution in the brazed plate heat exchanger and improve the heat exchange efficiency.

Jiangsu Baode specializes in the production of plate heat exchangers, including brazed plate heat exchanger; Gasket Plate Heat Exchanger, Shell And Tube Heat Exchanger, etc.