Integrated Plastics Recovery Facility for Multi-Stream Sorting
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Solution Overview
Problem
Existing plastics processing and recovery facilities are inefficient, time-consuming, and expensive, failing to meet extended producer responsibility targets and lacking the necessary infrastructure for effective recycling.
Innovation Solution
A system and method for plastics processing and recovery that integrates multiple process streams, including PET, PE/PP/PS, residuals, fines and glass, and flexible packaging, within a single facility site, utilizing advanced machinery and machinery to achieve high yields and purities of up to 98% by weight percent.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If existing plastics processing and recovery facilities are used, then plastics sorting and recovery can be performed, but the facilities are inefficient, time-consuming, and expensive
Solution Approach 1:
The patent combines multiple separate facility functions (plastics processing facility PPF and plastics recovery facility PRF) into a single integrated facility. The PPF performs cleaning and segregation of resin into multiple fractions, while the PRF performs further separation by resin type. By merging these facilities and coordinating their process streams, the system achieves improved processing efficiency and reduced time consumption compared to separate operations.
2Productivity
If existing plastics processing and recovery facilities are used, then plastics sorting can be performed, but the facilities are prohibitively expensive
Solution Approach 1:
The integrated facility merges PPF and PRF operations to achieve economies of scale and resource sharing. The PPF cleans and pre-segregates resin into multiple fractions, which are then further separated by the PRF. This coordinated approach improves overall recovery rates while reducing duplicate infrastructure and operational costs compared to standalone facilities.
Solution Approach 2:
The system segments the plastics processing into distinct functional stages: the PPF handles cleaning and initial segregation into multiple resin fractions, while the PRF performs specialized separation by resin type. This segmentation allows each facility component to be optimized for its specific function, improving overall efficiency and reducing costs through specialized equipment and processes.
3Productivity
If existing facilities are used, then some plastics recovery is achieved, but the infrastructure does not allow systems to reach new EPR targets
Solution Approach 1:
The integrated facility combines PPF and PRF with coordinated process streams to achieve high recovery rates that meet Extended Producer Responsibility (EPR) targets. The system's versatility is enhanced by the ability to process multiple resin types (PET, HDPE, PP, and other plastics) through coordinated streams, allowing adaptation to different EPR requirements and feedstock compositions.
Solution Approach 2:
The integrated facility is designed with multi-functional capability to handle diverse plastic feedstocks and meet various EPR targets. The PPF can process mixed plastics and segregate them into multiple fractions, while the PRF performs further separation by resin type. This universal design allows the system to adapt to different regulatory requirements and feedstock compositions.
Data Source
AI summary
A system and method for sorting and recovery of materials in a combination of a plastics processing facility (PPF) and a plastics recovery or recycling facility (PRF) is provided. The system can include a first line comprising a polyethylene terephthalate (PET) processing line, a second line comprising a polyethylene (PE), polypropylene (PP) and polystyrene (PS) processing line, a third line comprising a plastics residuals recovery line, a fourth line comprising a fines and glass residue processing line, and a fifth line comprising a flexible plastic packaging processing line. The first line, the second line, the third line, the fourth line and the fifth line can all be located in close co-operational proximity on the same physical footprint and at the same site to process recovered plastics thus creating economies of scale and efficiency while meeting or exceeding minimum material quality specifications.