BONCHEM CASE STUDIES

Our THERMOFLOW® PRODUCT has been used in the following case studies:

Deep Mining Application

(DIFFICULT CONDITIONS)

This is when the water quality is poor, the service water is used as the make-up water and there are high levels of dust and mud contamination.

OPERATIONAL CONDITIONS
OPERATIONAL HOURS 6432 Hours
⌂ P drop 0
⌂ T increase 0

 

WATER CONDITIONS: (SERVICE WATER AS THE MAKE-UP)
QUALITY:  
WATER ANALYSIS
MAKE-UP
Total Dissolved Solids (TDS) 3750
Total Hardness (TH) as CaCO³ 1140
Calcium Hardness (CaH) as CaCO CaCO³ 960
Total Alkalinity (M) as CaCO³ 30
Chloride (NaCI) as NaCI 2016
pH 6.87
Appearance of sample Clear
Appearance of sediment None

 

deepmining image1

deepmining image2

 

Pictures show after 9 months of continuous operation, condenser tubes were free of any scale or deposit

Industrial Application

(NORMAL CONDITIONS)

General compressor application with Water Board quality water as make-up water.

OPERATIONAL CONDITIONS
OPERATIONAL HOURS 8755 Hours
⌂ P drop 0
⌂ T increase 0

 

WATER CONDITIONS: (SERVICE WATER AS THE MAKE-UP)
QUALITY:  
WATER ANALYSIS
MAKE-UP
Total Dissolved Solids (TDS) 190
Total Hardness (TH) as CaCO³ 110
Calcium Hardness (CaH) as CaCO CaCO³ 74
Total Alkalinity (M) as CaCO³ 100
Chloride (NaCI) as NaCI 41
pH 8.8
Appearance of sample Clear
Appearance of sediment None
Ryznar Index 40°C 6.4

 

normal industrial a

A - Close-up Aftercooler Tubes

normal industrial b

B - VK32 Compressor Aftercooler

Evaporator Application

(EXTREME CONDITIONS)

Effluent Evaporator used to generate high quality water out of a super saturated brine solution.

All values as an average over a 6 week period
AVERAGE ANALYSIS
MAKE-UP
TDS 140 000 ppm
Ca 23 000 ppm
CI 70 500 ppm
S4 2 400 ppm
Na 31 600 ppm
Ni < 200 ppm
Fe < 500 ppm
Mg < 50 ppm
pH 8 - 10 ppm
Conductivity 183 000 ppm

 

evaporator1

PHOTO A - Evaporator Heat Exchanger No Treatment

evaporator2

PHOTO B - Evaporator Heat Exchanger No Treatment

 

evaporator3

PHOTO C - Evaporator Heat Exchanger Bonchem Treatment

evaporator4

PHOTO D - Evaporator Heat Exchanger Bonchem Treatment

 

*Note: With BONCHEM/THERMOFLOW® all tubes perfectly clean

Boiler Application

Food grade boiler application after 16 months treatment with a Bonchem treatment package.

All values as an average over a 6 week period
AVERAGE ANALYSIS
MAKE-UP
TDS 130 ppm
Total Hardness
> 10 ppm

 

evaporator1

PHOTO A - Topview of boiler internals (*Boiler type: John Thompson) 

normal boiler b

PHOTO B - Bottom view of boiler internals (*Boiler Type: John Thompson)

Deep Mining Application

(DIFFICULT CONDITIONS)

This is when the water quality is poor, the service water is used as the make-up water and there are high levels of dust and mud contamination.

OPERATIONAL CONDITIONS
OPERATIONAL HOURS 6432 Hours
⌂ P drop 0
⌂ T increase 0

 

WATER CONDITIONS: (SERVICE WATER AS THE MAKE-UP)
QUALITY:  
WATER ANALYSIS
MAKE-UP
Total Dissolved Solids (TDS) 3750
Total Hardness (TH) as CaCO³ 1140
Calcium Hardness (CaH) as CaCO CaCO³ 960
Total Alkalinity (M) as CaCO³ 30
Chloride (NaCI) as NaCI 2016
pH 6.87
Appearance of sample Clear
Appearance of sediment None

 

deepmining image1

deepmining image2

 

Pictures show after 9 months of continuous operation, condenser tubes were free of any scale or deposit

Industrial Application

(NORMAL CONDITIONS)

General compressor application with Water Board quality water as make-up water.

OPERATIONAL CONDITIONS
OPERATIONAL HOURS 8755 Hours
⌂ P drop 0
⌂ T increase 0

 

WATER CONDITIONS: (SERVICE WATER AS THE MAKE-UP)
QUALITY:  
WATER ANALYSIS
MAKE-UP
Total Dissolved Solids (TDS) 190
Total Hardness (TH) as CaCO³ 110
Calcium Hardness (CaH) as CaCO CaCO³ 74
Total Alkalinity (M) as CaCO³ 100
Chloride (NaCI) as NaCI 41
pH 8.8
Appearance of sample Clear
Appearance of sediment None
Ryznar Index 40°C 6.4

 

normal industrial a

A - Close-up Aftercooler Tubes

normal industrial b

B - VK32 Compressor Aftercooler

Evaporator Application

(EXTREME CONDITIONS)

Effluent Evaporator used to generate high quality water out of a super saturated brine solution.

All values as an average over a 6 week period
AVERAGE ANALYSIS
MAKE-UP
TDS 140 000 ppm
Ca 23 000 ppm
CI 70 500 ppm
S4 2 400 ppm
Na 31 600 ppm
Ni < 200 ppm
Fe < 500 ppm
Mg < 50 ppm
pH 8 - 10 ppm
Conductivity 183 000 ppm

 

evaporator1

PHOTO A - Evaporator Heat Exchanger No Treatment

evaporator2

PHOTO B - Evaporator Heat Exchanger No Treatment

 

evaporator3

PHOTO C - Evaporator Heat Exchanger Bonchem Treatment

evaporator4

PHOTO D - Evaporator Heat Exchanger Bonchem Treatment

 

*Note: With BONCHEM/THERMOFLOW® all tubes perfectly clean

Boiler Application

Food grade boiler application after 16 months treatment with a Bonchem treatment package.

All values as an average over a 6 week period
AVERAGE ANALYSIS
MAKE-UP
TDS 130 ppm
Total Hardness
> 10 ppm

 

evaporator1

PHOTO A - Topview of boiler internals (*Boiler type: John Thompson) 

normal boiler b

PHOTO B - Bottom view of boiler internals (*Boiler Type: John Thompson)