Research and Development

Calculations

CALCULATIONS & ENGINEERING TOOLS

In our work and calculations, we often have to convert between units. In addition, we often have to open our old notes for simple calculations of make up, blowdown and similar parameters in water treatment program design. We have tried to collect some calculations on this page for your convenience.

BASIC CALCULATIONS

Our frequently used unit conversion tools. You can convert values such as length, area, temperature within itself.

Area Calculator

Area Calculation (Metric)

Enter lengths of area to calculate:

What are you trying to find the area of?

Square or Rectangle

m.
m.

sq. m.

Circle

m.

sq. m.

Triangle (with a 90° angle)

m.
m.

sq. m.

Celsius to Fahrenheit Calculator

Temperature Converter

Enter Fahrenheit or Celsius to convert each other

Convert

°F

°C

Length Conversion Calculator

Length Converter

Enter imperial or metric unit to convert:

in

ft

yds

miles

mm

cm

m

km

ENGINEERING CALCULATIONS & TOOLS

In this section you will find engineering calculations for cooling water treatment, boiler water treatment, reverse osmosis water treatment and other important treatment processes.

Please click to use calculation tool!

For more technical info take a short look to the Bimaks training notes

Please click to use calculation tool!

For more technical info take a short look to the Bimaks training notes

Please click to use calculation tool!

For more technical info take a short look to the Bimaks training notes

Volume Converter

Volume Converter

Enter values to convert each other

Convert

Gallon (US)

Liter

Permeate Calculator

Permeate Flow Calculation

Enter your raw or feed water flow and recovery rate and calculate hourly permeate production:

m3/h
%

m3/h

RO Recovery Rate Calculation

Recovery Rate Calculation

If we know feed water flow and permeate flow rate, we could calculate recovery rate and reject flow rate:

m3/h
m3/h

%

m3/h

RO Reject TDS Calculation

Reject TDS Calculation

TDS balance also could be calculated based on inlet TDS, salt passage, recovery rate and flows.

m3/h
m3/h

%

m3/h
ppm
%

ppm

ppm

Cooling Calculations

Evaporation Calculation

Enter your cooling tower performance values and calculate sufficient parameters.

m3/h
C°
cycle

m3/h

m3/h

m3/h

 
 
Half Life Calculation

Half life value is very important while selecting the right biocide program.

m3

day

Boiler Calculations

Boiler Calculations

Enter your boiler performance values and calculate sufficient parameters.

microS/cm
microS/cm

cycle

m3/h

 

Boiler Limits

In a low pressure boiler systems the conductivity limits varies 7000-10000 microS/cm based on country legislations.

In this example, the maximum chloride limit is calculated according to the COC.

ppm

ppm

Dosage Calculation

Cooling Tower Dosage Calculations

Enter your cooling performance values and calculate sufficient parameters.

Continuous dosage (inhibitors)  

ppm
gr/cm3
m3/h

ml/min

ml/hour

 

Biocide dosage (intermittent)

ppm
gr/cm3
m3

lt/appl.

Geo Travelling Time Calculation

Geothermal Dosage Checks

Travelling Time

Travelling time check is crucial for the following product stability inside the capillary tube. For the phosphonates TT < 120 min 

m
mm

lt
lt

min

Geo Measure Tube/Dosage Calculation

Geothermal Dosage Checks

Measuring Cylinder Method 

Keeping time and observing suction of pump via measuring cylinder.

ml
sec

lt/h
Dosage Rate Calculation (ppm)

Calculating diluted solution dosage as ppm based on brine flow rate.

lt
lt

lt/lt
lt/h
gr/cm3
t/h

ppm

We use many calculations and rulers when shaping water treatment programs. Above are some simple conversions as well as frequently used calculations for cooling water, boiler water, reverse osmosis and geothermal specific applications.

You may also request specific calculation methods you want to calculate online from us via following contact form:

Contact Us!

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