Peristaltic metering pump

Peristaltic pumps for metering (LPP-M) from Flowrox are designed for pumping diverse slurries and accurately metering a wide range of media while upholding chemical resistance. Made from thermoplastic materials, the pumps use tube technology to ensure secure operating conditions for the environment and operators. The pumps provide superior accuracy because the flow rate is not affected by variation of the discharge pressure. Positive displacement of the tube bore with zero slip provides the same output volume on every cycle. 410/636-2250; www.flowrox.com.

Peristaltic hose pumps

Abaque Series peristaltic hose pumps from Blackmer handle abrasive, aggressive, shear-sensitive and viscous materials. The pumps are constructed with ductile iron and steel, allowing discharge pressures to 217.5 psi. The seal-free design eliminates leaks, contamination and product loss while reducing maintenance and repairs. Hoses are available in natural rubber (resistant to diluted acids and alcohols), Buna or NBR (wear resistant to oily products), and EPDM (high chemical resistance with concentrated acids, alcohols and ketones).

The pumps are available in nine sizes and in flow rates of 0.7 to 211 gpm and are self-priming to 29.5 feet manometric lift. They can run dry continuously, handle high solids concentrations, and run in forward or reverse. 616/241-1611; www.blackmer.com.

Submersible mixers

Amamix and Amaprop horizontal submersible mixers from KSB mix, homogenize and suspend sludge. The Amamix has a tandem mechanical sealing that seals the shaft, while a leakproof cable entry prevents wicking inside the motor. The pumps have a closed-coupled design, direct-drive motor, and cable plug that can be plugged and unplugged without an electrician. The mixer resists clogging by fibrous material, has long maintenance intervals, and requires minimal spare parts inventories.

Available in multiple sizes, the Amaprop mixer is a low-speed gear-drive submersible mixer/agitator with break-proof propeller. The propellers have diameters up to eight feet and are configured and positioned for energy efficiency. The system offers hydraulic drive for reduced energy costs, and has a tandem mechanical seal with leakage reservoir to contribute to its three-stage sealing. Both mixers require oil change intervals every 16,000 operating hours or two years. 804/222-1818; www.ksbusa.com.

Cavity pumps

All-Optiflow series progressive cavity pumps from Colfax Fluid Handling’s Allweiler brand offers up to twice the flow of standard pumps for application up to 87 psi differential pressure. In addition to increased flow, the pumps reduce sliding velocity by 20 percent and reduce power consumption.

Shaft diameters are 30 percent smaller than in standard pumps, reducing friction by nearly 50 percent. The shaft sealing life is enhanced. The honeycomb stator surface works in tandem with the sharkskin rotor surface to provide lower starting and operating torque, resulting in a smooth startup. This allows the pump to perform at high efficiency and offers stable performance curves throughout operation. 704/289-6511; www.colfaxcorp.com.

Heavy-duty pumps

Millennium Series heavy-duty wastewater pumps from Liberty Process Equipment are designed for industrial applications with robust construction that allows for up to 25 feet of suction lift with minimal shear to pumped materials and offers true versatility with multidirectional pumping. 847/540-7867; www.libertyprocess.com.

Sewage pumps

Little Giant 9SN and 10SN sewage pumps from Franklin Electric feature Permanent Split Capacitor (PSC) motors, providing low current draw, energy efficiency and improved performance. The cool-running pumps are built for durability and long motor life. Built on the 9S platform, the 4/10 hp 9SN consumes 8.4 amps while producing 110 gpm at 5 feet of head, and reaching a maximum shutoff of 20 feet.

The 10SN consumes 9.5 amps with a 1/2 hp motor and produces 120 gpm at 5 feet of head, while reaching a maximum shutoff of 25 feet. Both units feature cast iron covers, volutes and motor housings. They are available with piggyback mechanical float switch, integral snap-action float switch or manual operation. Designed for extended or continuous use, the heavy-duty pumps are made for effluent and dewatering applications. 405/228-1204; www.franklin-electric.com/lg.

Dry pit vertical pump

The Fybroc 5530 series vertical pump from Met-Pro Global Pump Solutions is corrosion resistant and suitable for dry pit applications including acids, bleaches and caustics. It is also well-designed for odor control scrubber systems. The design offers lower cost than in-tank vertical pumps; outside-the-tank mounting; FRP construction and FRP-wrapped shaft (18 inches); heavy-duty column, shaft and bearings; and optional high-pressure shaft seal. The pump is available in 16 sizes with capacities to 1,400 gpm and heads to 400 feet. 800/392-7621; www.mp-gps.com.

Compact polymer pump

Rotary lobe pumps (S8 and S16) from LobePro Rotary Pumps fit the newest S frame size. The S8 has 72 gpm maximum capacity (8 gallons maximum flow per 100 rpm), and 175 psi maximum working pressure. The S16 has 144 gpm maximum capacity (16 gallons maximum flow per 100 rpm), and 150 psi maximum working pressure.

With a rate of 0-900 rpm, the pumps feature six wing lobes and have options for stainless steel components. GS8 and GS16 are for general use; SS8 and SS16 are for sludge, mud and slurry; and CS8 and CS16 are for chemical and corrosive materials. These are available as API 676 compliant pumps. The corrosion-resistant stainless steel pumps are suited for pumping most polymers because of their near pulseless measured flow, which produces the correct pressure without valves. The S pumps feature field rebuildable cartridge seals. 888/997-7867; www.lobepro.com.

Backup system

The ReliaPrime emergency bypass station from Gorman-Rupp Co. operates on natural gas, making it quiet and environmentally friendly. The unit features a 6-inch Super T Series pump capable of passing 3-inch spherical solids and offers a soundproof, lightweight aluminum enclosure with padlocked door panels and removable for maintenance. The unit is a complete backup package, ready for hookup. 419/755-1011; www.grpumps.com.

Submersible trash pump

The 10-inch electric submersible trash pump from Griffin Pump & Equipment can handle flows up to 5,500 gpm, up to 90 feet of head, and 5-inch solids. The unit includes a 77 hp motor. 866/770-8100; www.griffin pump.com.

Hydraulic metering pumps

Series 500 hydraulic metering pumps from Neptune Chemical Pump Co. offer quality construction and long-term reliability for chemical metering applications found in water and wastewater.

The pumps have capacities to 80 gph simplex and 160 gph duplex, and deliver pressures up to 3,000 psi. They come standard with an energy-efficient 1/3 hp-1 ph-115VAC-60c TENV motor that includes a built-in automatic thermal overload. An optional internal relief valve viewing line allows the operator to see if oil is bypassing through the valve and that the valve is operating in case of blockage or overpressure. Automatic capacity control options include electronic and pneumatic stroke control that changes stroke length, not speed. The pumps feature EZE-CLEAN valves, whose cartridges can be removed for cleaning without disturbing piping to the pump. A variable oil bypass stroke adjustment allows improved valve performance. 800/255-4017; www.neptune1.com.

Pipe strain measurement

The OPTALIGN SMART pipe strain wizard from LUDECA measures the effects of pipe strain on shaft alignment. The program checks for strain from external sources acting on machines. The measured valves are quantified in terms of offset and angularity. The vector values are combined for both vertical and horizontal directions. This check can prove the existence of pipe strain on a pump or conduit strain on a motor. External stress on a machine frame can result in frame distortion. Measurement files can be saved or printed in PDF format directly from the alignment tool. 305/591-8935; www.ludeca.com.

Centrifugal pumps

E, F and G Series centrifugal pumps from Griswold Pump Company are available with an enlarged pump suction and discharge nozzles to cut down on friction losses. The F Series pumps are certified by NSF to ANSI/NSF Standard 50.

The pumps offer capacities up to 3,300 gpm, heads to 310 feet, and a broad range of sizes and configurations. They come with close-coupled NEMA electric motors or frame-mounted with coupling to electric motors, engines, steam turbines or belt drives. The 360-degree mounting capabilities increase extension options, as do close-coupled configurations that can be mounted vertically when space is at a premium. The back-pullout design permits removal of the entire pump assembly. All models are flanged in accordance with ANSI B 16.1 for 125 psi pumping applications. 800/843-9222; www.griswoldpump.com.

Powder-coated pumps

mRoy series pumps from Milton Roy have an advanced powder-coat system for extreme durability in harsh conditions. The pumps offer a compact design with a 30-year design life drive, 96,000-hour diaphragm design life and capacities from 0.4 to 17 gph with turndown flexi-bility. 877/786-7298; www.miltonroy-americas.com.

Twin-screw feeder

The 2000 HS system from Moyno features an integral hopper with a twin-screw auger feeder and Moyno G4 progressive cavity pump that handles semi-dry, high solids, dewatered sludge to over 50 percent solids. The feeder supplies a constant, pressurized feed rate to the pump resulting in a 100 percent pump cavity fill rate. The design on the Ultra-Feed pump rotor head further contributes to high volumetric efficiency. The non-pulsing flow lowers operating pressures, while the VFD controls for both the pump and twin-screw feeder reduce energy loss, horsepower requirements, and noise. 877/486-6966; www.moyno.com.

Leakproof pumps

S pumps from Grundfos include the SmartTrim impeller clearance adjustment system and the SmartSeal for leakage prevention. SmartTrim allows the operator to adjust the factory-set impeller clearance to maintain maximum pump efficiency. The SmartSeal auto-coupling gasket provides a leakproof connection between the pump and the base unit of the auto-coupling system.

The shaft seal can rotate in either direction. When the pumps are installed with separate pipework, sludge sedimentation can be avoided by backflushing the system at regular intervals. The pumps are suitable for applications including transfer of unscreened raw sewage, transfer of raw water, pumping of water containing sludge, and pumping of industrial effluent. 800/921-7867; www.grundfos.us.

Multipurpose pump

The H2O Works Multipurpose Vertical Turbine (MPVT) pump from Patterson Pump Company handles stringy solids and is widely used in municipal and industrial solids handling, water treatment, flood control and water supply applications. An internal vane prevents stringy material from wrapping around the shaft. The design produces high hydraulic performance with low vibration and noise. Pumping sections can be staged as necessary to meet desired pressure requirements.

The pump requires minimal floor space and operates in low NPSHA applications. The aboveground discharge, motor and controller allow easy access for safe maintenance. Bowl sizes from 12 to 40 inches deliver capacities from 1,500 to 20,000 gpm and above. A standard unit has a cast iron discharge head, fabricated steel column, stainless steel head and bowl shaft, alloy steel line shaft and cast iron bronze fitted bowl. Open line shaft construction is also standard. 706/886-2101; www.h2oworkspumps.com.

Cavity pump drive

The new drive for MD and BW progressive cavity pumps from seepex integrates the pumps with a single-reduction gear reducer, a four-pole TEFC inverter-rated 1/2 hp electric induction motor, and a vector-type variable-frequency drive in a NEMA 4 enclosure. External or special fabricated control enclosures are not required for high-pressure or run dry protection. The pump and drive combination can cover a performance band of 0.08 gph to 4.7 gpm and pressures to 360 psi.

The unit operates from standard 1x120 VAC, 15-amp circuits with a 5-15P grounded plug. The drive has an HOA switch with a 10-turn potentiometer for manual control and will accept a 4-20 mA process signal through a standard 1/2-inch UNF connector. Sensors and connector cables in various lengths are available. The effective speed range is 20-600 gpm. The vector capability of the VFD has an internal sensorless feedback system for excellent yet economical speed control and stability. 937/864-7150; www.seepex.com.

DAF pumps

EDUR DAF (dissolved air flotation) pumps from Shanley Pump and Equipment provide low cost and long service life. Dissolved air flotation incorporates the production of microscopic air bubbles (less than 30 microns) mixed with wastewater containing the suspended contaminants, leading to separation efficiencies of 95 percent or more. The pumps are made with 316 and 329 stainless steel depending on the application. The units eliminate ASME coded air saturation tanks and reduce the overall DAF equipment footprint. 847/439-9200; www.shanleypump.com.

Double disc pump

The Double Disc pump from Penn Valley Pump Co. is used for various sludge handling applications: dewatering feed, thickened sludge, digested sludge, primary sludge, scum, septage and lime slurry. The simple design does not reply on close tolerances to generate flow. This provides a low wear rate and reduces maintenance costs. The pump runs dry without damage. It incorporates a maintain-in-place hinged housing that allows complete servicing without disturbing the piping. 800/311-3311; www.pennvalleypump.com.

Smart control panel

The ECO SMART STATION control panel from SJE-Rhombus offers energy-efficient pump control in municipal lift stations. The unit, housed in the ARC ARMOR enclosure, features a microprocessor-based controller with color touch-screen HMI, data storage and communication technology. The Energy View controller is powered by kW Logix software. Auto-tuning searches for the Best Efficiency Frequency (BEF), which uses the least energy for each gallon pumped. I-Link provides cellular-based remote monitoring and reporting. The pre-engineered control panel is available in 29 models from 10 to 100 hp. 888/342-5753; www.ecosmartpanel.com.

Air distribution pumps

Advanced Series Metal Air-Operated Double-Diaphragm (AODD) pumps from Wilden are available with a specialized air distribution system including the Pro-Flo X system, which features an efficiency management system (EMS) that optimizes the unit for specific operation parameter, regardless of the application demands or pump size. The results are lower operational and energy costs.

The pumps are offered in die-cast aluminum, stainless steel and alloy C, with a variety of elastomer options, including PTFE, that enable them to meet abrasion, temperature and chemical compatibility concerns. The bolted configuration ensures product containment while the redesigned liquid path reduces internal friction. They are available in five sizes, from 1/4 to 3 inches with flow rates to 270 gpm and can handle solids to 3 inches. 909/422-1730; www.wilden pump.com.

Replacement hoses

The VERDERFLEX-Direct interchangeable replacement hoses and lubricant for Watson-Marlow Bredel hose pumps from VERDER provide extended hose life. They are available in sizes from 10 to 100 mm and made of natural rubber, EPDM, Buna-N and Hypalon. The VERDERBLUE lubricant is available in 1-, 5- and 55-gallon sizes. 877/783-7337; www.verderusa.com.

Sodium hypOchlorite pump

The 620 series pump for sodium hypochlorite from Watson-Marlow features off-gassing to prevent vapor lock while maintaining ± 0.1 percent accuracy in hypo metering. The high accuracy levels reduce chemical usage. The unit handles harsh chemicals including sodium hypochlorite, ferric chloride, sodium bisulfate, aluminum, fluoride, carbon and lime slurries, polymers, aqueous ammonia, potassium permanganate and caustic slurries. It has no valves or seals to clog, requiring minimal maintenance. 800/282-8823; www.wmpg.com.