Kraft paper (sulfate) pulp: recovery boiler

In recovery boiler burning the dry solids content of at least 60% liquid, but the ideal content is more than 65%, it can maximize the optimized flue gas emissions, boiler efficiency and energy production.

If being sent to the burner dry solids concentration is too low, may cause the steam explosion and damage to the boiler.In order to ensure the safety running of boiler, must use online refractometer and digital switching system to monitor flow into the black liquor recovery boiler.

Control into the black liquor recovery boiler dry solids concentration

Download our application instructions, understand the visa K - PATENTS ® digital switching control system how DD - 23, dilute solution will not be entering the boiler.

If black liquor concentration is lower than 58%, the system will sound the alarm signal, and enable the shunt function, guide the black liquor to bypass the boiler.Concentration of 60%, the system will sound the alarm, inform the user concentration is low.In addition, the control unit can check to make sure the difference between the two separate refractometer signals that value does not exceed 2%.

Fill out the form, you can download the PDF format of the application.

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