Reverse Osmosis Concentrate Polishing Unit within the Framework of Remediation of Accumulated Environmental Damage at JSC «Baikal Pulp and Paper Mill»

The reverse osmosis concentrate polishing unit is located in a prefabricated building, common for three lines, and includes:

• Reagent softening unit for concentrate;
• Mechanical dewatering unit for sludge No. 3;
• Evaporation unit:
• First stage – evaporation with production of a concentrated product in the form of a liquid salt concentrate;
• Second stage – further evaporation of the salt concentrate from the first stage to obtain a salt suspension;
• Third stage – centrifugation (separation of crystalline salts from the liquid phase, obtaining waste with moisture content up to 40%).

Scope of supply:

1. Pre-project surveys
2. Development of basic and detailed engineering
3. Process and general design
4. Development and implementation of APCS (Automated Process Control System)
5. Supply of process equipment
6. Supervision of installation works
7. Commissioning works