MEMBRANA PSI® PX120 Ultra-High Pressure Reverse Osmosis Membrane Elements are used for high-concentration brine enrichment in zero liquid discharge (ZLD) projects for coal chemical wastewater. The concentrated brine is discharged to an evaporator for further treatment.
Location: Ordos, Inner Mongolia
Water Source: High-Salinity Wastewater from Coal Chemical Industry
Capacity: Phase I 2,000m³/d
User: Large-Scale Modern Coal Deep Processing Enterprise
Purpose: Water Resource Reuse
Commissioning Date: March 2025
Influent TDS: 60,030-149,130mg/L (Average 77,558mg/L)
Quantity of Membrane System: 2 Sets for High-salinity Wastewater Treatment
Adoption of Membrane Elements: PSI MEMBRANE® PX120
PSI membranes were compared with imported membranes during the same period, demonstrating significant advantages in salt rejection, flux stability, and cleaning resistance compared to imported ultra-high-pressure membrane.
|
Position |
Quantity of Membrane System |
Design Water Intake Flux per Unit |
Recovery Rate |
Quantity of Membrane per Unit |
Operating Pressure |
|
High salt ultrahigh pressure system |
2 |
40m³/h |
≥35% |
90 |
11.5Mpa |
Comparison of membrane desalination rate and flux with Between PSI Membranes and Imported Membrane Brand During the Same Operational Period.
