What is the purpose of a water softener in a power plant?

The purpose of a water softener in a power plant is to reduce hardness in water. Hard water contains high levels of dissolved minerals, primarily calcium and magnesium, which can lead to scaling in boilers and other heat exchangers. Scaling can significantly decrease the efficiency of heat transfer and can cause damage to the equipment over time.

By using a water softener, these minerals are removed or replaced with sodium ions. This process ensures that the water used in the power plant is softer, which helps to maintain the integrity of the system and enhances operational efficiency. Softened water helps to prevent scaling, reduces maintenance costs, and prolongs the life of the plant's equipment.