Product Focus: Headworks and Biosolids Management

Product Focus: Headworks and Biosolids Management

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Belt Filter/Rotary Presses

Bright Technologies, Division of Sebright Products, 0.6-meter skid-mounted belt filter press

The compact 0.6-meter skid-mounted belt filter press from Bright Technologies, Division of Sebright Products, has stainless steel frame and roller construction as well as radius wedge zone and wing roller for sludge dewatering. Components include a sludge pump, polymer system and washwater booster pump. Options include a sludge flowmeter, air compressor and discharge conveyors. The compact walk-around skid design can be utilized in as little as a 10-by-20-foot floor area. The Boerger rotary lobe sludge pump has a maintain-in-place design offering ease of maintenance. Cake solids of up to 35% can be achieved. Rates of 25 to 50 gpm make it ideal for small applications or when a processor has outgrown dewatering containers. 800-253-0532;

Prime Solution Rotary Fan Press

The Rotary Fan Press from Prime Solution is an efficient, sustainable system that provides a simple mechanical dewatering solution with a variety of sizes, plug-and-play systems, as well as customizable options available. With greater throughput for comparable size, the compact footprint allows the system to be easily retrofitted into tight spaces. Automation of the press makes it easy to walk away and focus on other tasks. Minimal maintenance and parts provide savings in time and money. Low energy and water use reduce the impact on and cost of utilities. 269-694-6666;

Biosolids Handling/Hauling/Disposal/Application

JDV Equipment Level Lodor

The Level Lodor from JDV Equipment provides water quality professionals a means to dispose of processed waste, control odors and limit waste exposure to operators. It uses auto-leveling technology to level the waste material. This increases the fill percentage of a dumpster without operator intervention, slide gates or extensive control strategies, while limiting exposure to potentially hazardous material and working conditions. Made for indoor or outdoor use, it can save valuable indoor square footage or eliminate the need for additional building space by installing the system outdoors. The covers are custom made to cover standard 20-, 30- and 40-yard dumpsters, with an overall footprint barely larger than a standard dumpster. The shaftless option uses replaceable ultra-high molecular weight liners that will reduce screw wear. The shafted option can be used for increased efficiency and has easily accessible grease points. 973-366-6556;

Paxxo Longopac Fill

The Longopac Fill continuous bag system from Paxxo can connect to the discharge point of machines used to move, dewater or compact screenings, grit and biosolids. Material is then deposited in a 90-meter-long continuous bag for odor containment and spillage control. The cassette bag can be sealed with ease, and the material and odors are trapped inside, cutting down development of bacteria and fungus spores. 770-502-0055;

Biosolids Heaters/Dryers/Thickeners

ELODE USA Electro-Osmosis Dehydrator

An Electro-Osmosis Dehydrator from ELODE USA can reduce can cut sludge disposal cost by 60% and landfill acceptable by having much drier sludge cake. This compact machine can easily retrofit in line with many existing presses. It uses the electrical potential difference in the sludge cake to separate water in the process and it works on 95% of municipal cakes tested without any chemical, polymer, heat nor mechanical press. It can be used to turn 15 to 20% DS cake to 40 to 45% DS quickly. 201-568-7778;

Hydro-Thermal NOH

The NOH, or Non-Obstructing Heater from Hydro-Thermal, has a straight-tube design that allows for unrestricted flow, prevents pressure drop and heats slurries without plugging or fouling. Its rugged design and construction materials enable it to handle viscous slurries, particulate-filled products, abrasive/corrosive substances, stringy products and inline water heating abilities. It utilizes a smaller footprint, with direct installation into the existing system piping, and does not require special tools for maintenance. Utilizing a steam connection larger than the process connection, the max diffuser is sized to accommodate the full flow available from the steam piping. It ranges from 2 to 12 inches in size, with volume capabilities to 6,900 gpm. 800-952-0121;

Veolia Water Technologies BioCon ERS

Rising concern of PFAS contamination of water and soil has sparked interest in this emerging contaminant as it pertains to wastewater sewage sludge. BioCon ERS from Veolia Water Technologies offers a safe and sustainable drying and combustion system for treating PFAS-laden municipal sludge. It combines the efficiencies of a convective air medium-temperature belt dryer with a biomass furnace, which uses the dryer output (dry product) as a biofuel. The heat available in the exhaust is captured and used as process heat in the belt dryer. This integrated dryer and energy recovery system is sustained by heat generated by the combustion of biosolids to drive the drying process, and in turn the dried material fuels the combustion system, making it a fully energy sufficient and sustainable operation. It combusts sludge between 1,400 and 1,800 degrees F, which is higher than the minimum temperature required for PFAS destruction. 919-677-8310;


Pieralisi Centrifugal Decanter

Pieralisi offers a variety of high-efficiency solutions for sludge thickening and dewatering with significant environmental and economic advantages. The separation of liquid-solids occurs through the centrifugal force generated inside the decanter, resulting from the high rotation speed. The decanter is equipped with a main motor connected to the horizontal axis of the bowl. The product is fed into the machine through a feeding tube. After the separation, the clarified liquid is discharged from one side of the bowl through devices sized according to the specific application, and the dehydrated cake, accumulated on the bowl walls, is transported by a scroll and discharged on the opposite side of the clarified liquid outlet. The decanters are suitable to treat sludge from environmental, chemical, oleo-chemical, mineral-fuel and lube oils, animal-based products, food and beverage processes and can be configured to meet the application requirements. 513-275-4720;

Chemical/Polymer Feeding Equipment

Force Flow Tote Bin Scale

The Tote Bin Scale from Force Flow allows plant operators to accurately monitor the amount of polymer being fed from IBC-type totes for dewatering. Simply place the tote on the platform and monitoring begins, as there is nothing to install inside the tote. Monitoring systems prevent costly overfeed conditions and enable the documentation of the actual amount fed, which keeps the plant in compliance with federal and state reporting requirements. Users can remotely monitor from SCADA or PLC. The unit is available with the SOLO G2 digital display or with the advanced Wizard 4000 chemical inventory management system. 800-893-6723;

Lutz-JESCO America LJ-PolyBlend Polymer System

The LJ-PolyBlend Polymer System from Lutz-JESCO America is a dependable, motorized mixing machine with a corrosion-resistant housing, large turbine and multizone mixing chamber that provides uniform dispersion energy at the moment of initial polymer wetting. The prime mixing zone fully activates the polymer, while the second mixing zone promotes gentle polymer activation via a small turbine, lessening molecule fracturing. Its stainless steel injection valve prevents agglomerations and reduces the need for extended mixing time. The system includes a clear mixing chamber that provides visual monitoring of mixing polymer feed. Its compact design — only 1 to 1.5 square feet — means it’s light and allows for easy installation and transportation. It has automatic pump speed adjustment via 4-20mA input, water flow sensor and priming port. 800-554-2762; 

Composting Equipment

Roto-Mix 1220-20 

The Roto-Mix 1220-20 horizontal rotary compost mixer has a mixing capacity of 1220 cubic feet and can hold a maximum load of up to 36,000 pounds. It is designed to thoroughly mix materials to ensure rapid decomposition to produce quality compost. This rotary compost mixer, equipped with a GeneRation II Staggered Rotor Mixer, will uniformly blend materials in a tumbling action that does not pack material and helps introduce air into the mix. The rotor lifts the material past the wedging point of the lower side auger, resulting in an aerated mixture while lowering power requirements. Total movement of material in the mixing chamber eliminates dead spots that are common in conventional auger mixers. Optional conveyors allow for the discharge and distribution of mixed nutrients with microorganisms into static compost piles or windrows. It is available in truck or stationary units. This size of mixer works well with large volume composting operations. 620-225-1142;

Dewatering Equipment

AQUA-Zyme Disposal Systems ADS

The ADS 30-yard open-top roll-off dewatering unit from AQUA-Zyme Disposal Systems can be filled with 22,000 to 25,000 gallons of biosolids at 1% to 2% solids in about two hours. After draining for 24 hours, the unit can be picked up using a standard-capacity roll-off truck and transported for solids disposal. Sludge volume can be reduced by 80% with reductions to 98% in BOD, COD, FOG and TSS. Effluent is clear, the unit has few moving parts, and the size of filter media can be selected according to job requirements. Standard equipment includes a roll-over tarp system; side, floor and center screens; 1/4-inch floor plate; 7-gauge side plates; four door-binder ratchets; eight drain ports; two inlet ports; and a long-handle scraper. Units are also available in a 15-yard size. 979-245-5656;

In the Round Dewatering horizontal drum

The horizontal biosolids dewatering system from In the Round Dewatering features a stainless steel drum with perforated plastic tile lining. The drum is mounted on a roll-off frame for easy transport and unloading. Trays contain discharge water. An 18,000- to 25,000-gallon batch is mixed with polymer before being filtered in the rotating drum, which is driven by a 1/2 hp variable-speed electric motor with a heavy-duty chain and sprocket. Turning eliminates crusting and wet pockets to produce uniform, consistent results. The dewatered material dumps easily, and the drum is self-cleaning. 317-563-2072;

Park Process Sludge King II

The Sludge King II roll-off dewatering container from Park Process incorporates an engineered design that eliminates any trapped water in the bottom of the filter cake. The second center wall filter increases filter area by 33% producing drier cakes in less time. The plastic floor panels that cover the floor space between wall filters and center wall filters serve three purposes; they hold down the bottom of the filter elements, help to eliminate standing water and facilitate the dumping of filter cake. The inlet manifold is split into three separate inlets, each with a ball valve, allowing the incoming flow to be distributed evenly into the three compartments formed by the two center wall filters. 855-511-7275;


Hydra-Tech Pumps S6SHR

Hydra-Tech Pumps’ S6SHR 6-inch hydraulic submersible shredder pump is designed to continuously rip and shear solids with a 360-degree shredding action. The pump’s carbide-tipped impeller and hardened macerator suction plate work together to produce a violent shredding action that keeps the path of flow open. This 6-inch pump is suitable for municipal, industrial, agricultural and institutional waste applications. Combined with the HT35 to HT75 power units, it is capable of flows up to 1,000 gpm. The safe and variable-speed hydraulic drive can be used where electric power is hazardous or impractical. 570-645-3779;

Vaughan self-priming Chopper Pump

Self-priming Chopper Pumps from Vaughan are designed to be easily accessed outside of the wet well while pumping waste solids at heavy consistencies, without plugging or dewatering of the solids. They eliminate the loss in production and mess, along with making it easy to service the pump to get it back in operation. 888-249-2467;

Grit Handling/Removal/Hauling

Smith & Loveless PISTA Stainless Steel Grit Chamber

The PISTA Stainless Steel Grit Chamber from Smith & Loveless is designed to offer reliable and long-lasting grit removal performance that is easy to install and can be inserted into existing tankage without the need for new concrete work, including for retrofitting aerated grit chambers. It is constructed of high-quality 316 stainless steel that is corrosion-resistant and designed to provide 50 years of paint, rust and maintenance-free service. The prefabricated system is significantly easier and more cost-effective to install for most sites than typical concrete chambers. Contracting costs are reduced or eliminated altogether, while system downtime and bypass pumping or dewatering needs are reduced. Because it is built exactly to specification, each system is guaranteed to perform exactly as designed and contractor issues are eliminated. Internals are similarly constructed of 316 S.S., including the flow control baffle that provides 95% grit removal down to 100 microns. 800-898-9122; 

Septage Receiving Stations

Lakeside Equipment Raptor Septage Acceptance Plant

Remove debris and inorganic solids from septage tanks, grease traps, sludge, leachate and industrial waste with the fully automated Raptor Septage Acceptance Plant from Lakeside Equipment. It includes the Raptor Fine Screen, which compacts and dewaters the captured screenings to a solids content of 40%. The screen’s rotating rake teeth fully penetrate the cylindrical screen bars, which prevents plugging and blinding from grease and small debris. This allows for faster unloading times. The Raptor Acceptance Control System is a security access station that can be integrated with the SAP to allow authorized haulers to unload their waste at the facility. Adding the data management and accounting system with the RACS station provides capabilities to track and invoice customers. 630-837-5640;

ScreencO Systems Trash Master 400 Auto Screen

The Trash Master 400 Auto Screen from ScreencO Systems uses gravity to separate the trash from the flow stream through a 4-inch inlet with a fan spreader to power-offload vacuum trucks. It has an aluminum hopper with a 6-inch outlet cam and 3/8-inch gapped 1/4-inch bar screen that meets U.S. EPA 503 regulations. A stainless steel U-channel with plastic-lined titanium UHMW provides for years of wear, with a high-strength alloy steel 8 1/2-inch shaftless screw that moves trash to a waste container. The stainless steel U-channel has slotted drain holes and a center channel bar screen for cleaner and dryer trash. A custom-built stainless steel bar rake is included for easy maintenance. A front spray bar with a 1 gpm nozzle keeps the unit clean and free of buildup. A 2 hp NORD gear reduction drive with Lenze variable-frequency drive control accomplishes a variable-speed screw from 6 to 30 rpms. 208-790-8770; 

Screening Systems

Federal Screen Products MBBR Screens

Federal Screen Products custom fabricates MBBR Screens that maximize flow rates while containing biofilm carriers, helping save on maintenance costs. They are fabricated with wedge wire by resistance welding V-shaped wire on shaped support rods. These thousands of fused points create a honeycomb-like structure that provides a strong and accurate continuous slot. This results in a product that provides accurate flow, distribution, and effective media and debris filtration and retention. Wastewater screens are available in a wide range of profile wires to suit most systems, and can be designed in flat, curved or cylindrical form to meet customers’ drawings and specifications. Robust for vertical wall applications, screens are also self-cleaning when designed to the flow rate and are passivated in-house, which allows for a quality of finish, extending product life. 905-677-4171;

JWC Environmental XE Screenings Washer Monster

The JWC Environmental XE Screenings Washer Monster is a fully automated grinding, washing and compacting system. It can handle the first flush loading associated with storm flows. It is finely tuned to optimize the cleanliness and dryness of screenings based on the feed rate; reducing the volume of screenings that must be hauled away. It pre-conditions screenings with a Muffin Monster two-shafted grinder that breaks open rags, plastics and trash to promote washing and removal of soft organics. Liquefied organics return to the plant flow and allow it to achieve cleaner screenings. It has numerous control parameters for programmable wash cycles and a triple-zone spray wash for ultimate cleaning. Its dual-helix auger includes a brush attachment that keeps the screen clean and eliminates material catch points. 800-331-2277;

Ovivo USA Ozzy Cup Screen

The Ozzy Cup Screen from Ovivo USA was designed to replace in-channel screen systems with a rectangular channel or for new greenfield projects. It is placed into the channel with the center shaft perpendicular to the flow supported by two heavy-duty self-aligning bearings on each side of the channel top. An S-plate or diverter plate is installed to split the channel into two sections parallel to the direction of flow. Since it is a single weldment there is only one moving part and O&M costs are dramatically reduced. All maintenance points are done at deck, so there is no reason to go into the channel. It can provide 90 to 98% capture ratios on available apertures and hold this performance throughout its life. 801-931-3000;   


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