Water Treatment Monitoring Guidelines for Cooling Towers Low conductivity indicates excess bleed, which wastes water chemicals and contributes to corrosion If conductivity is above target (high), check for blocked bleed valve High conductivity indicates inadequate bleed, which can cause scale deposits, fouling, and lead to system shutdown
Cooling conductivity control basics - Yamatho Supply LLC Conductivity always too low: in this case the water inside the cooling tower is not concentrating, or at least not concentrating enough As a result, the customer is spending more money in treatment and water than they should
Managing Cooling Tower Cycles of Concentration Most tower systems operate with a COC between 3 and 10, 10 being more efficient COCs tend to range between 5 and 7 due to cost efficiency COC can also be determined via water analysis
Cooling Water Problems and Solutions - CED Engineering The primary maintenance objective in most circulating water systems is to minimize the formation of scale deposits and conductivity can be used as the controlling value after the TDS conductivity relationship is determined
AppNote-004(Cooling Tower). indd - Sensorex Although there are many variations in cooling tower design, a common feature is the control of water quality using pH and conductivity to maintain a given set of conditions
Cooling Tower Monitoring The automatic blowdown control system in cooling towers require a conductivity mea-surement of the water This measurement con-trols when high conductivity water is “blown down” or removed from the cooling tower and “new” low conductivity makeup water is brought into the system
Monitoring Ionic Balances in Cooling Towers | Chem-Aqua The makeup conductivity is low (<100 µmhos) If the makeup conductivity is very low, even low levels of chemicals, dissolved gases, or other impurities can impact the tower water conductivity and the calculated cycles The problem can be severe where the makeup conductivity is < 50 µmhos
Cooling Tower Water Chemistry Parameters | Eng-Tips These are typical parameters for large cooling systems with common construction materials You may be able to exceed some of these parameters by using various condition chemicals and metallurgy