Cooling towers questionnaire

Please fill this questionnaire online. Fields marked with an asterisk are required.

1. General data

1.1 Location

1.2 Plant

1.3 Unit

1.4 Contact person

1.5 Telephone

1.6 E-mail

2. Technical data

2.1 System description (which process is cooled, are possible leakages)

2.2 Number of cooling towers / cells

2.3 Water source

2.4 Construction materials

2.5 Makeup water treatment (filtration, UF, RO, ion exchange). One makeup or several. Is something except makeup water discharged to the system (like boiler condensate)?

2.6 Cooling water treatment equipment (side filtration, clarifiers, etc.)

2.7 Current chemical treatment (which chemicals are used, treatment program, pH control, ORP control)

2.8 System volume (pipes, basin, etc.)

2.9 Recirculation rate

2.10 Temperature of hot water (real/required)

2.11 Temperature of cold water (real/required)

2.12 Makeup rate

2.13 Blowdown rate

2.14 Automatic dosage station (if installed)

2.15 Workload (days per year, hours per day)

3. KPI

3.1 Current corrosion control (coupons, sensors, absent)

3.2 Control of bioactivity (TVC, BART, visual, coupons)

3.3 Scale and fouling control (coupons, sensors)

3.4 How often is the system shut down for maintenance?

3.5 Which problems could be found (scale, fouling, smell in heat exchangers, algae in cooling towers, corrosion damage)?

3.6 How do problems in the cooling system affect production of the unit?

3.7 Requirements

4. Chemical data

Chemical

	Makeup 1	Makeup 2	Circulating water	Requirements
pH
Conductivity
Total hardness
Calcium hardness
Total alkalinity
Chlorides
Sulphates
Iron
Silica total
Silica soluble
Phosphates

5. Additional info

5.1 Add any additional information you consider useful

5.2 Attach chemical analysis historical data (for 12 months)

5.3 Attach technical parameters log (for 12 months)