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Ecoverse EcoScreen Screener Series Municipal Solid Waste Equipment Ohio United States

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Ecoverse Screener and Grinder MSW Series - artist's watercolour impression.

Ecoverse EcoScreen Screener Series Municipal Solid Waste Environmental Equipment Ohio United States

Technical Review: Ecoverse EcoScreen Screener Series for Municipal Solid Waste and Organic Food Waste Processing

The Ecoverse SCREENER Series is designed to address the growing need for efficient separation and sorting in municipal solid waste (MSW) management, particularly as the push for organic food waste processing intensifies. As landfill reduction and food waste recycling policies strengthen worldwide, the demand for specialized equipment such as the SCREENER Series becomes essential in food waste depackaging, screening, and size reduction for onward processing. This article delves into the specifications, strengths, and limitations of the Ecoverse SCREENER Series, offering a thorough overview based on available manufacturer information, technical insights, and documented case studies where applicable.

Overview of Ecoverse EcoScreen Screener Series Technology

Ecoverse markets the EcoScreen Screener Series as a versatile solution for MSW, specifically engineered to handle a wide range of waste types, including organic food waste, construction debris, compost, and other challenging materials. These screeners utilize both trommel and star screening technology, enabling facilities to sort and separate materials based on particle size efficiently.

The EcoScreen Screener Series is available in various models, each offering specific attributes tailored for waste volume, particle size precision, and throughput requirements. Notably, the range includes trommel screeners such as the Doppstadt SM series and star screeners like the Backers 2- and 3-fraction starscreen. These machines are known for their modularity, with adaptable screens and configurations that cater to the diverse requirements of MSW processing facilities.

Key Strengths of the Ecoverse SCREENER Series

  1. Adaptability and Modular Design
    • The EcoScreen Screener Series is highly adaptable, with modular screen sizes and configurations, making it suitable for diverse materials, from dense organic waste to lighter plastics and packaging materials. This adaptability also allows users to adjust screening apertures and configure the machine based on particle size requirements, optimizing it for organic material separation.
  2. Efficient Particle Separation
    • Ecoverse’s trommel and star screen designs provide efficient particle separation. Trommel screens, with rotating drums, excel in managing bulkier materials and can handle larger particle sizes with relative ease, making them ideal for unprocessed or lightly processed MSW. Star screens, in contrast, use a series of rotating shafts with star-shaped discs, which move material more quickly and are advantageous in handling materials prone to clogging, such as wet organic waste.
  3. Reduced Downtime and Maintenance
    • Ecoverse emphasizes easy maintenance in their EcoScreen Screener design. The machines are manufactured with fewer wear parts, reducing downtime and maintenance frequency. Screen replacement or cleaning is simplified by modularity, especially critical for food waste handling, which can produce residues that may otherwise obstruct the equipment.
  4. Energy Efficiency
    • The EcoScreen Screener Series is engineered for energy efficiency, aiming to provide substantial throughput without excessive energy consumption. For operators focusing on sustainability and cost-effectiveness, this energy-saving aspect is beneficial in reducing operational costs over the long term.

Limitations and Challenges

  1. Handling Moist, High-Contamination Materials
    • While the EcoScreen Screener Series can process a variety of waste types, handling moist, high-contamination organic waste consistently is challenging. Despite the modularity, excess moisture or viscous materials may still cause clogging or impede the screens’ throughput. Facilities dealing with high volumes of wet organic waste may find themselves needing additional equipment, such as pre-screening or pulping machinery, to maintain efficiency.
  2. Size Limitations for Fine Material Sorting
    • While trommel and star screeners excel at coarse and medium particle sorting, they may not be as precise for ultra-fine separation needed in certain organic waste streams, such as finely ground compost. Operations requiring finer particle differentiation may find Ecoverse’s screening capabilities insufficient without auxiliary equipment to achieve the necessary gradation.
  3. Dependency on Complementary Systems for Depackaging
    • The SCREENER Series is not a complete depackaging solution, which means that facilities focusing on depackaging for organic waste processing may need additional depackaging systems upstream. For facilities with complex waste streams that require comprehensive depackaging and material separation, integrating supplementary equipment (e.g., waste pulpers, grinders) may be necessary to achieve optimal results.

Case Study: Implementation of Ecoverse EcoScreen Screener in Organic Waste Processing

Case Study: GreenWaste Recovery, San Jose, CA

GreenWaste Recovery in San Jose, California, implemented the EcoScreen Screener Series as part of its expanded food waste processing program. The facility manages municipal organic waste and includes both trommel and star screeners to handle varying particle sizes in the waste stream. The EcoScreen Screener was chosen for its adaptability and throughput capacity, allowing the facility to process multiple waste types within the same system.

The primary benefits observed at GreenWaste Recovery include a 30% increase in material throughput, largely due to the efficient particle separation provided by the star screens, which prevented clogging even with wet organic material. However, the facility noted challenges with moisture-laden food waste during the rainy season, which required periodic shutdowns for screen maintenance. Additional moisture control and pre-sorting solutions were subsequently installed to reduce downtime.

Case Study: EcoVision, Toronto, Canada

EcoVision in Toronto incorporated the EcoScreen Screener Series into its organic waste recovery process. Focusing primarily on commercial food waste, the facility uses trommel screens to separate bulkier food items before secondary grinding and pulping. The modular design allowed EcoVision to change screening apertures based on seasonal variations in waste composition, providing flexibility and cost savings.

EcoVision reported a 25% reduction in contamination levels within the organic fraction, attributed to the SCREENER’s effective separation of non-organic packaging materials. Nevertheless, the dependency on pre-screening highlighted the EcoScreen Screener’s limitations in handling heavily packaged food waste alone, requiring additional depackaging systems to achieve the desired separation quality.

Conclusion

Ecoverse Screener and Grinder MSW Series - artist's watercolour impression.
Ecoverse Screener and Grinder MSW Series – artist’s watercolour impression.

The Ecoverse SCREENER Series represents a valuable tool for MSW and organic food waste processors, combining modularity, efficient particle separation, and energy-efficient design. The strengths of this series lie in its flexibility to handle varied waste types and its energy efficiency, making it suitable for facilities focused on sustainable waste management. However, challenges arise with heavily packaged or high-moisture organic waste, often necessitating complementary systems for optimal results.

The cases of GreenWaste Recovery and EcoVision illustrate both the advantages and limitations of the Ecoverse SCREENER Series, showing its effectiveness in enhancing throughput and material separation but also highlighting the importance of integrating supplementary processing equipment, especially for complex waste streams involving food waste depackaging. Overall, the Ecoverse SCREENER Series provides a robust option for waste management operators, particularly when integrated within a broader waste processing system.

Supplier of environmental processing equipment

Industry Sector: Environmental Equipment

Business Location:  Ohio United States

Address:

Ecoverse
1265 Lear Industrial Pkwy
Avon, OH 44011

Phone: (440) 937-3225

Website:

Ecoverse : www.ecoverse.net/applications/municipal-solid-waste/#equipment

Opening Hours:

8am to 5pm weekdays

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