Zero Liquid Discharge System

Zero-liquid discharge (ZLD) is a water treatment process in which all wastewater is purified and recycled; therefore, leaving zero discharge at the end of the treatment cycle.12.8 Zero liquid discharge. Zero liquid discharge (ZLD) is a strategic wastewater management system that ensures that there will be no discharge of industrial wastewater into the environment. It is achieved by treating wastewater through recycling and then recovery and reuse for industrial purpose.Zero liquid discharge is an advanced water treatment process which purifies and recycles the wastewater at the end of the industrial process with zero liquid waste at the end.The main benefits of ZLD are: Minimizes wastewater discharge. Maximizes water recovery. Creates a valuable product for sale and further processing.