Water treatment chemicals are injected using which mechanism?

The injection of water treatment chemicals near the feedwater line using an internal feed pipe is a common practice in water treatment systems. This method ensures that chemicals are mixed thoroughly with the incoming feedwater before it enters the boiler or other systems. By positioning the injection point close to the feedwater line, the chemicals can be effectively distributed throughout the water, enhancing their efficacy in achieving the desired treatment goals.

This approach also minimizes the risk of chemical precipitation or reaction with other substances that may occur if the injection is done too far downstream or in a less controlled manner. It provides better control over the dosage and timing of chemical additions, thus ensuring the integrity and efficiency of the water treatment process.

In contrast, other methods like direct flow, external tank injection, and gravity feed may not provide the same level of integration and control, potentially leading to uneven treatment and undesirable reactor performance. This highlights why the internal feed pipe method near the feedwater line is typically chosen for water treatment chemical injection.