13-12: Water Reuse – As Time Goes by do the Less Attractive Approaches Deposit Control

13-12: Water Reuse – As Time Goes by do the Less Attractive Approaches Deposit ControlReuse of lower quality waters as make up water to Open Evaporative Cooling Water Systems has been implemented and practiced for several decades. The driving force was often image, lowering environmental impact, and or economic benefits (reduced operating costs). Paretos Principle was often followed if not strictly applied, the easiest, lowest cost to implement approaches were those most often implemented. With the passage of time, more stringent

Parish lake made the construction of cooling towers essential with the last two generating units

This standard sets forth in detail the recommended material and manufacturing limitations

The first phase of testing did not use pretreatment for this highly contaminated wastewater

Parameters evaluated were scaling

reduced energy

the need to reduce water consumption in cooling towers by increasing the COC is of significant importance

This change has occurred due to concern about waste heat disposal and thermal pollution effects caused by traditional once through systems

In formation concerning additional product benefits

Results accurately show the effect of biocides on microbial growth in the water and are more sensitive and superior to the "all or none" response of broth tube tests

resulting in a significant improvement in overall thermal performance

(2) Plan to improve

This paper will discuss