RXSOL-40-5025-025 solution should be dosed continuously. Dissolve the required quantity of RXSOL-40-5025-025 gently in boiler feed water in a separate tank. Dose this solution continuously in the boiler feed water line after the deaerator.
Above 8 ppm of sodium sulphite is required for the removal of 1 ppm of dissolved oxygen from boiler feed water. About 10% to 20% of excess sulphite should be dosed to provide oxygen consuming reserve.
The table below gives the approximate dosage.
|
Feed Water Temperature |
RXSOL-40-5025-025 dosage in gms per ton ofsteam generation |
More than 80oC |
15 |
|
60 to 80oC |
30 |
|
40 to 60oC |
60 |
|
Less than 40oC |
100 |
The RX MARINE will provide technical assistance in arriving at optimum dosages for your operating conditions and requirements and in selecting a suitable dosing system for your plant