WEFTEC, the Water Environment Federation’s annual technical exhibition and conference, provides wastewater and water professionals from around the world with quality education and training and a vast technology display. This year’s event, Oct. 5-9 in Chicago, showcases the latest products for municipal and industrial water professionals.
Acme Engineering Product
The ACRS line of automatic scraper-strainers from Acme Engineering Products automatically removes solids and large particles using only dirty water for blowdown. The strainers are available in sizes up to a 66-inch body in steel or corrosion resistant metals. These units are ideal for removing large, irregularly shaped solids and contaminants from graywater for recycling in cooling applications, water and wastewater plants and the protection of downstream fine filtration equipment. They are available down to 75 microns to cover a broad range of straining requirements, and can be designed to fit into existing conventional strainer locations. They are available in FRP construction with Monel internals. 518/236-5659; www.acmeprod.com.
Division 1 / Zone 1 explosion-proof enclosures from Adalet are constructed from stainless steel 316L. Designed for use in highly corrosive areas, they provide ideal construction material for offshore, petrochem or volatile industrial areas where environmental conditions require additional corrosion protection. Features include a watertight gasket and stainless steel cover bolts, stainless steel hinge kit, mounting panel, removable lifting eye bolts, cover alignment device, cast-on mounting lugs and internal/external ground screws. A flat plate cover allows for additional working area for viewing windows and operating devices such as pushbuttons, selector switches and pilot lights. 216/267-9000; www.adalet.com.
Aeration Industries International
The Aire-O2 Triton process aerator/mixer from Aeration Industries International effectively replaces discs, rotors and splashers. It adapts to existing municipal and industrial treatment facilities, and its strong horizontal mixing and circulation capabilities are suited for oxidation ovals. The mixer and blower operate independently, allowing for airflow to be controlled, meeting process requirements without any impact on mixing performance. It is able to send fine bubbles to depths of 33 feet. 952/448-6789; www.aireo2.com.
The Delta Hybrid rotary lobe compressor from Aerzen is a combination of rotary lobe blower and screw compressor technologies. It provides the reliability of positive displacement aeration along with the energy efficiency that compares to Turbo technologies. 610/380-0244; www.aerzenusa.com.
Sure Grip concrete protective liner from Agru America provides an economical and long-term corrosion prevention solution for the construction and rehabilitation of concrete containment and transmission systems. It features high backpressure and pull-out resistance, and is low maintenance. It eliminates exfiltration and infiltration, protecting the environment. It also has a high chemical and mechanical resistance. 800/373-2478; www.agruamerica.com.
The Turbo X-Treme Magnum Water Cannon aerator from Airmaster Aerator features a rotating water cannon that sprays water constantly from above to provide foam suppression. It is a high-efficiency, 50-hp floating/surface aerator that can pump up to 12.5 mgd. The water cannon rotates 360 degrees in 1 minute 35 seconds, spraying more than 100 gpm in an approximate 230-feet diameter, achieving foam suppression, aeration, evaporation and cooling. 888/813-3680; www.airmasteraerator.com.
The Winklepress enclosed frame belt filter press from Alfa Laval features an enhanced design that achieves improved process performance at lower operating costs. With an advanced belt roller configuration and higher efficiency motors, it delivers higher dry solids at lower polymer and energy costs. It also features an enclosed design that reduces odor emissions, an ideal choice for wastewater plants in heavily populated areas. 800/362-9041; www.alfalaval.us/wastewater.
Allied Moulded Products
POLYLINE polycarbonate enclosures from Allied Moulded Products come standard with multi-mounting capability, including an out-of-the-box mounting flange or adjustable mounting feet, which adapt to various mounting configurations. They feature metallic or nonmetallic latches and molded-in latch keepers and mounting bosses, and a tongue-and-groove seal joint between cover and base. A clear polycarbonate cover is also available for instrumentation applications. Optional adjustable corner panel mounts for supporting an aluminum hinge front panel within the molded-in corner slots provides either flush positioning with the box top or adjustability down in the box 1.5 inches deep. 419/636-4217; www.alliedmoulded.com.
Operator10 from AllMax Software features custom dashboards that allow for quick review of specific data and shortcuts to frequently accessed areas of the program. Enhancements to dashboards have made them more customizable for an improved user experience. More flexibility has been added to many features, including DataViews, the program’s data entry screens. The eDV Viewer tool, which allows non-users of the software to submit data to the database remotely, has been redesigned, and an auto-update feature has been added to keep users up to date with the newest software developments. 800/670-1867; www.allmaxsoftware.com.
Bolted, stainless steel tanks from American Structures can be utilized for water, wastewater, commercial and municipal storage applications. The use of bolted, stainless steel in the tanks provides sustainability with little or no maintenance. 715/235-4225; www.ameristruc.com.
Felt CIPP liners from Applied Felts utilize a single-pass extruded process for coating to ensure that no pinholes are present. Additional tests are conducted to monitor coating uniformity, mass and weight distribution. Each roll is sampled and destructively tested, including density at various pressures, tensile strength and coating distribution. During production, the liners are continually checked to ensure they satisfy specifications. Finally, a sample is cut from each finished liner for testing across more criteria to make sure the circumference, density, length, coating integrity and weld strengths meet requirements. 276/656-1904; www.appliedfelts.com.
The Aqua MegaDisk cloth media filter from Aqua-Aerobic Systems features 30 percent larger diameter disks and fewer mechanical components in a fraction of the space. The result is more hydraulic capacity and lower capital and O&M cost. It achieves low-level TSS and NTU, and accommodates high solids and hydraulic loading rates. It also offers low backwash rates, low energy consumption and has a fully automatic PLC control system. This filter is ideal for municipal reuse and phosphorus removal applications with limited land space, or deep bed filter retrofits. 800/940-5008; www.aqua-aerobic.com.
The InLine+W system from Aquionics uses highly efficient medium-pressure lamps, allowing for a small footprint and minimal maintenance requirements. The compact system is ideal for tight-fitting spaces without the need for expensive building construction or large modifications to existing structures. It can treat up to 20 mgd through a single unit, and comes standard with DVGW sensors, automatic wiping system (chemical option available) and variable power ballasts, which ensure only the power required for disinfection is consumed. 859/341-0710; www.aquionics.com.
Asahi/America Inc.’s Chem Proline piping systems have been certified by NSF to NSF/ANSI Standard 61-G. Made from PE resin, pipe and fittings possess the greatest resistance to slow crack growth. It is a lower cost alternative to metal, fiberglass-reinforced plastic pipe and lined steel pipe. A complete system includes pipe, fittings and valves. Available in pipe sizes up to 12 inches, it is ideally suited for use in water treatment and chemical process applications using a variety of chemicals including sodium hydroxide, sodium hypochlorite, caustic soda and low concentration acids. 800/343-3618; www.asahi-america.com.
Beck, Harold & Sons
BECK electric actuators from Beck, Harold & Sons can quickly, accurately and consistently track the demand signal, allowing users to fully utilize a control system’s capabilities, decreasing process variability, improving product quality, and reducing operational costs. The linear and rotary valve actuators feature a 100 percent continuous-duty motor that won’t burn out. 215/968-4600; www.haroldbeck.com.
The M2L 3000 medium-voltage variable-frequency drive from Benshaw is designed for industrial applications, but benefits from Curtiss-Wright’s experience in defense and nuclear-related technologies, an arena where products must meet the most rigorous standards and where failure is simply not an option. Its topology, a modular multilevel converter (M2LC), is powered by state-of-the-art hardware and software control, and is extremely energy efficient and arc resistant. 412/968-0100; www.benshaw.com.
The Bilco Company
Fall Protection Grating from The Bilco Company provides a permanent means of fall protection for the company’s line of single- and double-leaf floor access doors. It is constructed of lightweight aluminum grating and stainless steel hardware for corrosion resistance. The grating panel has a safety yellow powder coat finish, and the system features a stainless steel hold-open device that secures each panel in the full 90-degree position, maximizing the door’s usable access area. 203/934-6363; www.bilco.com.
The MyFAST wastewater treatment system from Bio-Microbics features a flow range of 10,000 to 160,000+ gpd, and integrates the advantages of a completely immersed fixed-film technology for microbial growth during low, average and peak usage. Increasing sludge settleabilty and eliminating sludge bulking, systems are easy to maintain and are reliable. The Fixed Integrated Treatment Technology (FITT) is high performance, low maintenance and better sludge management all in one tank. 800/753-3278; www.biomicrobics.com.
MICROCAT-ANL from Bioscience Inc. is an odor-control product applied in wastewater treatment plants, sludge processing facilities, sewer lines and lagoons to control hydrogen sulfide (rotten egg) odors that often occur under anaerobic or anoxic conditions. The microbes are light activated and also degrade organic compounds under anaerobic conditions. It can safely be used in natural settings, and was recently applied to deodorize an urban river in which naturally occurring sulfides were of volcanic origin. 800/627-3069; www.bioscienceinc.com.
BLACOH Fluid Control
SENTRY Revolution dampeners from BLACOH Fluid Control offer a solution for pulsation dampening in harsh and corrosive applications. These 10-cubic-inch pulsation dampeners are available in both PVC and CPVC for improved chemical compatibility, and feature threaded housings in place of traditional metal fasteners that can be damaged in corrosive environments. When needed, CPVC models have a considerably higher temperature rating (180 degrees F) compared to PVC models, with chemical resistance equal to or better than PVC. 800/603-7867; www.blacoh.com.
The Proseries-M M-2 peristaltic metering pump from Blue-White Industries has many features seen in more expensive pump models designed for large municipalities but at a smaller price tag. The gentle squeezing action of its valveless design results in near continuous injection of chemical for efficient water and wastewater treatment. Standard control features include an easy-to-use intelligent control systems design, permitting connection to SCADA systems and other remote controllers, for chemical dosing control via either 4-20 mA signal, high-speed digital pulse input or a slow pulse for batching type applications. 714/893-8529; www.blue-white.com.
Rotary Lobe Pumps from Boerger are self-priming, valveless, positive displacement pumps, ideal for the wastewater industry. They feature flow rates up to 5,000 gpm. The screw rotor design enables a pulsation-free and smooth flow operation, with fully reversible rotation. All wetted parts can be quickly maintained or replaced without the removal of pipe or drive system. Applications include sludge/biosolids, grease, primary sludge, WAS, RAS, digested sludge, thickened sludge, feed of thickening and dewatering devices, loading stations and sewage. 612/435-7300; www.boerger.com.
The Belt Filter Press from Bright Technologies efficiently dewaters biosolids for cost effective disposal or reuse. It typically produces 16 to 30 percent cake solids at rates up to 1,500 lbs/m. The inclined gravity deck, radius wedge zone and 50 percent open-area drainage roller make efficient use of the filter area, keeping the equipment footprint small. State-of-the-art controls aid in lowering labor cost and operator frustration. Stainless steel construction is standard for superior appearance and longevity. 269/793-7183; www.brightbeltpress.com.
Burkert Fluid Control Systems
The insertion EMF Type 8045 flowmeter from Burkert Fluid Control Systems offers a low-flow cutoff function that allows setting a limit below which the measurement value is set to zero, with consequences on the display, the totalizers and outputs. A digital input can be configured via the menu to reset the totalizer, to go into the HOLD mode, to start a zero-point calibration and to activate a replacement measurement value. It also has an adjustable backlit display and a third color-coded LED to allow viewing the device from a distance. It immediately signals if the device status is good or if a warning or an error is active. 800/325-1405; www.burkert-usa.com.
DARCO H2S activated carbon from Cabot Norit was developed for removing hydrogen sulfide from air streams and eliminating sewage odors. It is produced by steam activation at high temperature using a proprietary process, which does not involve the use of any impregnant, thus greatly reducing the risk of bed fires due to exothermic reactions. It is produced as a 4x8 mesh granular carbon to provide a low-pressure drop in gas phase applications. 800/641-9245; www.norit.com.
Prestressed Concrete Tanks (PCT) from Caldwell Tanks are wire-wrapped, prestressed concrete storage tanks designed and constructed to meet the requirements of AWWA D110 and ACI 372. They are a proven, low-maintenance choice for a variety of applications, including potable water, municipal and industrial wastewater and thermal energy storage. They combine the reliability of a 125-year track record in liquid containment with decades of combined experience in the successful design and construction of prestressed concrete tank structures to provide customized storage solutions for customers. 502/964-3361; www.caldwelltanks.com.
Through a combination of centrifugal forces and proprietary air manipulation, Centrisys Corporation has engineered its THK Series sludge-thickening centrifuge that controls cake solids output with no polymer on a multitude of sludge feeds. It has also demonstrated the ability to nearly double flow capacity with the supplementation of nominal polymer doses. It is 1/30 the footprint of other systems, and offers increased energy efficiency, digester capacity and cake manipulation. 262/654-6006; www.centrisys.us.
Contech Engineering Solutions
The Magellan decentralized wastewater treatment system from Contech Engineering Solutions is pre-engineered to treat 2,000 to 250,000 gpd. Single, multiple and containerized configurations meet site requirements for residential, commercial, industrial, restaurant or brewery. It features full engineering design support. 800/338-1122; www.conteches.com.
Clear-span aluminum domes from CST Covers provide cover to water and wastewater storage tanks located above and in-ground. Superior corrosion resistance provides an ideal solution for tough outdoor water challenges and corrosive wastewater environments. The lightweight structures offer great design flexibility, eliminate downtime with easy, fast installation, and provide excellent odor control. Structurally durable yet lightweight, they meet site-specific load requirements while accommodating process equipment either underneath or above the covers. Custom domes are available up to 1,000 feet in diameter for most new and existing tanks. 913/621-3700; www.cstcovers.com.
The CUES Digital Universal Camera (DUC) is a high resolution, digital CCTV, side-scanning camera designed for rapid and detailed condition assessment of a water or wastewater system. Inspect and assess 5,000 feet or more per day, increasing revenue while reducing expenses. The system produces a high-resolution digital video scan of internal pipe conditions in 6- to 60-inch pipe, and a flat unfolded view of the pipe to facilitate rapid assignment of observations. An expanded flat unfolded view of the pipe is provided for measurement purposes. This low-maintenance camera has no moving parts and is driven through the pipe without the need to stop or pan and tilt. 800/327-7791; www.cuesinc.com.
Data Flow Systems
The TAC II SCADA System from Data Flow Systems features user-friendly HMI software, no-cost SCADA software licenses, a plug-and-play design, ease of integration, durability in harsh environmental conditions and a three-year lightning warranty. The system provides a true obsolescence-proof solution, in which all new products maintain a downward compatibility with all older versions, allowing a utility to maximize their investment in SCADA over the long term. 321/259-5009; www.dataflowsys.com.
DN Tanks specializes in the design and construction of AWWA D110 prestressed concrete tanks used for potable water, wastewater, chilled water and other liquids. With over 2,500 tanks ranging in capacity from 40,000 gallons to 40 million gallons, they offer expanded construction capacity, unmatched technical expertise and proficiency in multiple types of proven tank designs to provide customized liquid storage solutions. Tanks are designed to meet varying project requirements with the ability to withstand seismic activity, extreme climates and severe site conditions. 800/826-8306; www.dntanks.com.
The eddy current variable-speed drive system from DSI Dynamatic consists of a constant-speed AC induction motor and an electromagnetic clutch, governed by a small, simple controller. Systems are available with simple, yet versatile, digital control options for simplified pump-drive system programming. Existing eddy current clutches can be remanufactured to factory new condition, or retrofitted with new controls for increased monitoring capabilities. 800/548-2169; www.dynamatic.com.
The Duperon FlexRake flexes and pivots around unexpected debris, including logs, tires and sewer plugs that are captured alongside typical waste and discharged. This flexing and pivoting action assures that debris is removed at the bar screen, by the bar screen, so no alarms or operator intervention is necessary. The flexible link material contains a series of stainless steel links, which bend in only one direction, much like an elbow, enabling the unit to act as a frame and connection point for scrapers. The entire unit can be driven by a single sprocket above the deck. 800/383-8479; www.duperon.com.
Floating ball covers from ECC LLC are designed for use in municipal drinking water applications. They are NSF 61 certified hollow and water-filled plastic ball covers for bird control for municipalities, industrial wastewater plants, recyclable containers, rentals and curtains. 910/245-2241; www.eccllc.us.
The Proline Prosonic B 200 from Endress+ Hauser measures the flow rate and methane content of wet biogas, landfill or digester gas, and other types of low pressure, wet or contaminated gas. Intrinsically safe and explosive-proof, it is approved for Class I, Division I areas. This loop-powered two-wire device provides multivariable measurement of volume flow rate, temperature, and methane content, and supports 4-20 mA HART communication. Using precisely measured sound velocity and an integrated temperature sensor, it is now possible to simultaneously measure the methane content directly in the pipe and calculate related parameters, such as calorific value and energy flow, without the need for additional devices. 888/363-7377; www.us.endress.com.
Pre-packaged biofilter units from Enduro Composites are supplied and installed by the same company, saving time and money by going directly to the source of a vertically integrated company. These fully functioning biofilters are painlessly delivered and installed by the contractor in one straightforward transaction. 800/231-7271; www.endurocomposites.com.
The ParaDyne PD Series from EnPro Technologies is an inline liquid polymer feed system intended for use in smaller applications up to 10 gpm. The multi-zone mixing chamber includes a high shear zone that eliminates recirculation after inversion of the neat polymer with a low shear secondary activation zone. Utilizing simplistic controls for local and remote start and pacing, it is adaptable to most control applications. It features a small footprint, diaphragm pump, thermal flow switch for loss of water flow protection, automatic flush cycle after shutdown, clear activation chamber and “stay clean” check valve. 816/350-5237; www.enpro-tech.com.
The Flo-SeptageStation DM from Enviro-Care Company is a screening system specifically designed for septage receiving. Dual drives and the unit’s 25-degree angle of inclination increase solids capture and removal rates. The drum screen rotation is reduced for better solids capture, and the auger speed is increased for faster solids removal that equates to faster unloading. The design eliminates brushes, screen support arms and requires no rock traps or grinding. A two-stage tank prevents sedimentation. The unit is available in three sizes with flows from 525 to 875 gpm, and utilizes a perforated plate drum screen with 5 or 6 mm openings. 815/636-8306; www.enviro-care.com.
Defender filter covers from Environetics prevent algae growth, contain odor and maintain operating temperatures. Opaque covers block UV light, prohibiting algae growth to keep filters clean. A mechanical attachment system provides a positive seal for effective odor containment. A low-profile design minimizes internal volume, reducing odor treatment requirements. Covers isolate thermal air masses to maintain operating temperatures and eliminate freezing. An optional insulation system is available. Modular construction enables rapid installation. 815/838-8331; www.environeticsinc.com.
FCI - Fluid Components International
The ST100 flowmeter from FCI - Fluid Components International features a wide choice of communication options, with 4-20 mA analog, frequency/pulse, alarm relays and fully approved digital communications: HART, Foundation Fieldbus, Modbus and Profibus. It combines flow-sensing performance with feature- and function-rich electronics. It includes plug-in card replacement that can be changed out by technicians in the field to adapt to a plant’s changing network communication needs. 800/854-1993; www.fluidcomponents.com.
Composi-Cover from Fiberglass Fabricators is a flat odor-control cover system that’s an alternative to aluminum covers. It is easy to install, and works equally well with rectangular and round tanks, as well as functioning as an algae/weir cover system. In addition, long unsupported spans can be accommodated. The system includes large, lightweight access hatches and a variety of penetration options. It offers resistance to chemicals, corrosion and UV. After installation, the cover requires little to no maintenance. The company includes complete drawings and comprehensive engineering in a submittal package. The system adheres to the ASCE standard. 888/593-3552; www.fibfab.com.
The F1 InFloMax continuous screen from FilterONE USA incorporates the company’s new “extended head” design, which insures a high screenings capture rate. It is designed with operators in mind, and the life of all key components is maximized with minimal O&M. 954/757-9741; www.filteroneusa.com.
The progressive cavity pump from Flowrox features shaft seal technology for use in demanding industrial slurry and waste pumping applications, especially with high viscous or shear sensitive liquids and sludges. The pumped medium continuously shifts spaces (progressing cavities) between the rotor and the stator, enabling nearly pulsation-free pumping. Features include a high flow rate and pressure, low life cycle costs and power consumption, long service intervals and fast maintenance. 410/636-2250; www.flowrox.us.
Flygt – a Xylem Brand
The Experior wastewater pumping system from Flygt – a Xylem Brand, offers energy savings in a package that is simple to install and easy to operate. Its Adaptive N-technology allows the impeller to move axially upward when necessary to permit bulky materials or tough debris to pass through smoothly, reducing stress on the shaft, seals and bearings. It is available with efficient motors that have been optimized for wastewater pumping applications, including some models featuring LSPM design. SmartRun intelligent controls enable it to be pre-programmed and preset, optimizing energy use and reducing energy consumption. 704/409-9700; www.flygtus.com.
Self-cleaning filters from Forsta Filters provide efficient and reliable filtration solutions for a wide range of municipal and industrial applications. With screens ranging from 5 to 4,000 micron, stainless steel screen filters are ideal for secondary or tertiary effluent, RO pre-filtration, UF pre-filtration and process-cooling filtration. They fit pipe sizes from 3/4 to 30 inch, and are capable of flowing up to 8,000 gpm in a single unit. Filters operate at pressures as low as 15 psi. 888/936-7782; www.forstafilters.com.
The Fournier Rotary Press is a dewatering technology that combines cake dryness, a completely enclosed system, low power and water consumption, ease of operation and expandability. It is capable of being expanded from a single dewatering channel to six channels within the same footprint, and has been successfully utilized in the dewatering of municipal sludge as well as pulp and paper waste, agricultural waste (manure), food processing waste and more. 418/423-6912; www.rotary-press.com.
The Dimminutor7 from Franklin Miller provides automatic screening and grinding of wastewater solids in straight through channels and wet wells. It reduces plastics, wood, rags and other solids to fine bits, enhancing plant operation and improving the reliability of pumps and other downstream equipment. It employs a smooth, continuously rotating design with high torque. Three bidirectional rotary cutters intermesh at close clearance with stationary cutters, finely reducing solids to a size small enough to pass through a sizing screen. With no gaps or openings between the screen and cutters, output is controlled and complete reduction assured. 973/535-9200; www.franklinmiller.com.
GF Piping Systems
The Signet 46302 free chlorine analyzer system from GF Piping Systems is designed to measure free chlorine in applications with stable pH, temperature and chlorine levels. Designed with amperometric-based sensing technology, it incorporates a clear flow cell, flow regulator, sensors, filter, and rotameter in one compact unit for use in water distribution, ground and surface water, boiler feed water, graywater dechlorination, food and beverage, RO membrane protection and swimming pools. It is EPA 334.0 compliant and has reagent-free measuring, a built-in flow regulator, a panel that includes 100–240 VAC power supply, two 4–20 mA outputs, two mechanical relays and optional automatic pH/temperature compensation. 800/ 854-4090; www.gfpiping.com.
The G460 multi-sensor atmospheric monitor from GfG Instrumentation features a concussion-proof boot, along with a highly dust- and water-resistant housing. It has completely automatic calibration, one-button operation, top-mounted display, interchangeable battery packs, a highly configurable smart sensor design and data logging and event logging are standard. Options include dual-range infrared combustible gas sensor, motorized pump operable in diffusion or sample draw mode and up to seven channels of detection. 800/959-0329; www.gfg-inc.com.
Designed to deliver all the benefits of our sound-attenuated silent pumps, the ReliaPrime emergency bypass station from Gorman-Rupp Pumps operates on natural gas, making it quiet, efficient and environmentally friendly. It features a 6-inch Super T Series pump capable of passing a 3-inch spherical solid, and offers a sound-proof lightweight aluminum enclosure with lockable door panels that can be removed for maintenance of the pump or engine. It is a complete backup package, ready for hook-up in emergencies and power outages, primary pump repair and additional pumping capacity. 419/755-1011; www.grpumps.com.
The RTC103-N real-time control for nitrification from Hach Company is designed for continuous-flow plants, continuously monitoring ammonia in the aeration basin and automatically adjusting blowers to maintain the most effective DO set point for the nitrification of an incoming ammonia load. Controlling aeration based on changes in ammonia load rather than a static DO setpoint allows technicians to run blowers at the most efficient level for the process, reducing costs related to energy consumption. This complete solution ensures compliance, real-time control and operational efficiency. 800/227-4224; www.hach.com.
The Hexacon Model III control system from Halogen Valve has an optional programmable relay interface module and SCADA informational output to provide active and timely notifications. The optional second battery provides for quicker and more reliable valve closures. The microprocessor system applies a torque of 30 ft/lb for test or 50 ft/lb for emergency valve closures for up to six cylinder and ton container valves. All fire codes recognize and approve its automatic-closing fail-safe shutoff valve system in lieu of a scrubber. The SCADA option provides actuator closure status and error codes to quickly analyze problems. 877/476-4222; www.halogenvalve.com.
The Sultan Sonar Sludge Bed Level Transmitter from Hawk Measurement provides reliable bed level measurement in clarifiers at sewage treatment facilities. It utilizes an acoustic wave sonar technology to provide accurate and reliable measurement of the bed level in clarifiers. It can provide a sewage treatment plant with useful information on when the sludge bed level is rising beyond control, and prevent any suspended solids in excess of the permit values to overflow the launders. 978/304-3000; www.hawkmeasure.com.
The Mahr Bar Screen from Headworks Inc. is an all stainless steel, front-raked, front-return bar screen designed to withstand tough applications. It operates automatically and with virtually no maintenance in tough and corrosive environments. With over 21 million hours on the job, the Mahr Bar Screen has never had to be replaced. 713/647-6667; www.headworksintl.com.
The Hellan Strainer Company
Fluid strainers from The Hellan Strainer Company are offered in a variety of materials and sizes for all filtration applications. They capture the debris on the outside of the screen. The screen is then rotated against a scraper blade or brush to remove all debris. No disassembly is required during the 15-second cleaning cycle. All strainers are manufactured to ISO-9001 and meet all international codes (i.e., ASME, CE/PED, Lloyds, MIL, etc.). 888/443-5526; www.hellanstrainer.com.
The 0.02-10NTU MicroTOL online turbidimeter from HF scientific is ideal for applications such as drinking water where a measurement range greater than 10NTU is not required. Calibration points are at 0.02, 1.0 and 10NTU. Models are available for Turbidity Method 180.1 and ISO7027 and with or without ultrasonic autoclean. 888/203-7248; www.hfscientific.com.
HOBAS Pipe USA
Centrifugally cast, fiberglass-reinforced, polymer mortar pipe from HOBAS Pipe USA is inherently corrosion resistant and lasts 100 years or more, providing a very low life cycle cost. Key applications are sanitary and storm sewers, corrosive environments and potable water. It features leak-free, push-together joints that reduce installation time and costs. Benefits include superior hydraulics, light weight, high strength and long, maintenance-free service life. Installation methods include open cut, sliplining, jacking, microtunneling, two-pass tunnel, casing carrier and above-ground. Sizes range from 18 to 126 inches for both pressure and gravity applications. 800/856-7473; www.hobaspipe.com.
The RoS3Q inclined screw press from Huber Technology effectively handles thin sludge. The technology uses a very fine porosity drum in three sections to accept very thin sludge and produce ideal dryness of cake and capture rates. 704/949-1010; www.huber-technology.com.
ICS - PowerGrit
The Utility chainsaw from ICS - PowerGrit addresses operator safety with grinding technology which eliminates rotational kickback and offers improved operator positioning when cutting pipe. Utilized by public, private water and wastewater departments worldwide, it is designed to cut a variety of materials from ductile iron to plastic pipe with far less excavation. The ability to cut up to 24-inch pipe without changing position reduces the difficulty of the job. 800/797-4748; www.powergrit.com.
International Paint - Devoe Coatings
Bar-Rust 234P from International Paint - Devoe Coatings is a solvent-free epoxy, low-temperature potable water tank lining system designed for low VOC compliance. The 100 percent solids, high-build system features a fast cure, 2:1 mixing ratio and single coat application capability, even in temperatures as low as 35 degrees F. It carries an NSF/ANSI 61 certification for potable water use and cures to a hard, high-gloss finish. It is applied with a plural airless sprayer directly to the water tank’s carbon or stainless steel interior. 440/234-2900; www.international-pc.com.
The SLB Series sewage screenings compactor from IPEC removes trash solids from primary effluent ahead of biological process cells. The auger-style screen removes solids down to 500 micron, followed by washing and compacting of solids for land disposal. The unit consists of an auger with cleaning brushes, fixed perforated plate screen cylinder, structured wedgewire element for extraction of pressate, automatically operated cleaning shower, solids discharge spout and a mechanical gear drive and motor. It is sized to accept effluent directly from small sewage pumps, with a maximum of 2-inch solids. 800/663-8409; www.ipec.ca.
JUMO Process Control
The AQUIS touch S modular multichannel measuring instrument for liquid analysis from JUMO Process Control displays and processes sensor signals for pH or redox value, electrolytic conductivity, resistance of ultrapure water, temperature, flow rate, disinfecting measurement parameters, and free chlorine, chlorine dioxide, ozone, hydrogen peroxide and peracetic acid. A 5.5-inch color touch screen displays parameters to operate and configure the device. Single and double relay cards, semiconductor switches and PhotoMOS relays are available as switching outputs. The integrated paperless recorder features four analog and three binary signals, which can be recorded in two groups and displayed as a graph on the screen. 315/437-5866; www.jumousa.com.
The Vertical Auger Monster screening system from JWC Environmental fits inside cramped pump stations and provides complete pump protection. It safely and easily screens, cleans and conveys rags and flushable wipes straight up and out of the sewer system, giving collection system managers an affordable way to remove debris before it clogs sewage pumps, and eliminate the wasted time and expense of de-ragging a pump. 800/331-2277; www.jwce.com.
The LevelRat non-fouling level transmitter from Keller America features a Kynar diaphragm that combines the non-stick properties of Teflon with superior resistance to puncture and abrasion. The result is a small, non-fouling level transmitter fit for use in even the worst environments, without the need for bulky protective cages. It includes guaranteed lightning protection standard on all 4-20 mA units. 877/253-5537; www.kelleramerica.com.
Komline-Sanderson offers complete biosolids drying systems capable of handling in excess of 1,000 tons of wet cake per day. The dryer’s shaft, hollow paddles and trough are heated with steam or thermal fluid. The design results in reduced maintenance costs. Indirect drying using the airtight dryer results in minimal off-gas volume, allowing simplified odor control systems and safe operation. It is versatile enough to produce material for Class A exceptional quality and a granular product for various agricultural uses, and can operate as a scalper to generate an autogenuous product to be used as a green fuel. 800/225-5457; www.komline.com.