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PetroChina Lanzhou Petrochemical Changting Catalyst High Salinity Wastewater Treatment Project

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Project Overview

The project is located in Changting County Rare Earth Industrial Park, which is a key investment project of PetroChina. Jiarong Technology is responsible for the project's high salinity wastewater membrane concentration system equipment turnkey services, processing gel wastewater 120m³/h, microsphere wastewater 30m³/h, the process adopts UF+DTRO and other advanced membrane technology, the produced water is directly reused, and the concentrate is evaporated and dried for treatment.

Project Parameters

Treatment capacity: gel wastewater 120m³/h, microsphere wastewater 30m³/h

Process: deamination + pretreatment + chemical softening + multi-media filter + resin softening + UF + single-stage DT + evaporation

Raw water TDS: 38000-40000mg/L

System recovery rate: 60-70%

Concentrate TDS: 95000-100000mg/L

Desalination rate: 95%

Operating pressure: 60-80 bar

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