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Supplier: EBARA Pumps Americas Corporation
Description: The model DVU submersible pumps are constructed of rugged cast iron suitable for water, wastewater and sewage applications. The model DVU features a semi-open vortex impeller suited for pumpage containing abrasive and/or large suspended solids. The vortex action of the
- Discharge Size: 2 to 4 inch
- Horsepower: 4 to 5 HP
- Maximum Discharge Flow: 16 to 430 GPM
- Maximum Discharge Pressure: 23.066587 to 115.332935 psi
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Supplier: Johnson Pump, An SPX Brand
Description: The KGE is a self-priming centrifugal pump with radial (semi-open or closed) impeller, overhung mounted on a bearing pedestal. If a spacer type coupling is used, the pump can easily be dismantled without it being necessary to disturb the pipings or to move
- Maximum Discharge Flow: 352.22933333333333 to 440.2866666666667 GPM
- Maximum Discharge Pressure: 116.03016 psi
- Media Temperature: 203 F
- Water Temperature: 203 F
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Supplier: MP Pumps, Inc.
Description: efficiencies than a standard semi-open impeller. Multiple impeller trims allow the ChemFlo® 7 to meet most duty points up to 200 GPM and total head up to 280 feet. Several mechanical seal options are available in addition to the standard type 2100 carbon / ceramic / Viton
- Discharge Size: 1 to 2 inch
- Maximum Discharge Flow: 300 GPM
- Features: Centrifugal Pumps, Stainless Steel
- Power Source: Hydraulic
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Supplier: MP Pumps, Inc.
Description: plate, and a semi-open dynamically balanced impeller. Options include double grease-lubricated seals, stainless steel impeller and seals for all types of abrasive and/or corrosive services.
- Discharge Size: 4 inch
- Horsepower: 50 HP
- Maximum Discharge Flow: 750 GPM
- Features: Cast Iron, Centrifugal Pumps, Self-Priming Pump
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Supplier: Price Pump Company
Description: Compact close coupled design. Standard NEMA 56C motors. Semi-open high efficiency impeller design on all models. Mechanical Seal: AI, BF, AB: 5/8" Type 6A Buna, carbon vs. ceramic. Mechanical Seal: SS: 5/8" Type 21 Viton, carbon vs. ceramic. Flourocarbon Type 21 and PTFE Type 9
- Discharge Size: 2 inch
- Maximum Discharge Flow: 200 GPM
- Maximum Discharge Pressure: 75 to 150 psi
- Media Temperature: 300 F
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Supplier: Price Pump Company
Description: Compact close coupled design. Standard NEMA 56C motor. Mechanical seal: 3/4" Type 21 Buna, carbon vs. ceramic standard on cast iron pumps; 3/4" Type 21 Fluorocarbon, ceramic vs. carbon is standard on 316SS pumps. Self priming pump. Optional seal face materials and elastomers
- Discharge Size: 1.5 inch
- Maximum Discharge Flow: 150 GPM
- Maximum Discharge Pressure: 41 psi
- Media Temperature: 250 F
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Supplier: Alfa Laval Inc.
Description: semi-open impeller with balance holes that optimize the flow on the back of the impeller and contribute to the high cleanability of the shaft seal as well as of the pump itself. Increased flow around the shaft seal also provides good cooling and circulation, which
- Horsepower: 1.5 to 25 HP
- Maximum Discharge Pressure: 87.02262 psi
- Media Temperature: -10 to 140 F
- Features: Cast Iron, Centrifugal Pumps
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Supplier: Affetti Giuseppe & C. s.n.c
Description: The CGD pump range, centrifugal horizontal normalized to DIN 24256, ISO 2858, NFE 44-121, has been designed in order to face strong applications. Easy to handle, the pumps of this range are strong, produced in their components with high thickness to give a product with the
- Discharge Size: 16 to 20 inch
- Horsepower: 1.00516528867711 to 268.044076980564 HP
- Maximum Discharge Flow: 44.028666666666666 to 4,402.866666666667 GPM
- Media Temperature: -58 to 302 F
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Supplier: MP Pumps, Inc.
Description: run tested pump end that can be easily coupled to a number of drivers such as hydraulic motors, 215JP frame motors and gas engines. A bearing pedestal is also available for T-frame motor or belt drive. Standard features include SS drive sleeve, SS fasteners, renewable wear plate, and a
- Discharge Size: 4 inch
- Horsepower: 50 HP
- Maximum Discharge Flow: 750 GPM
- Features: Centrifugal Pumps, Self-Priming Pump
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Supplier: Affetti Giuseppe & C. s.n.c
Description: double flushed) with like standard version the solution with silicon carbide faces (Sic-Sic) and bellows (FPM-EPDM). The impellers installed are generally semi-open, but they are available in the closed version for hot liquids and without solids in suspension.
- Discharge Size: 16 to 20 inch
- Horsepower: 2.9484848467862 to 100.516528867712 HP
- Maximum Discharge Flow: 44.028666666666666 to 1,100.7166666666667 GPM
- Media Temperature: -58 to 302 F
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Supplier: EBARA Pumps Americas Corporation
Description: The model DVSU, DVSHU submersible pumps are constructed of rugged cast iron suitable for effluent and sewage applications. The model DVS(H)U has a semi-open vortex impeller suited for pumpage containing abrasive, stringy and/or suspended solids. The model DVSHU can handle
- Discharge Size: 2 to 3 inch
- Horsepower: 0.5 to 5 HP
- Maximum Discharge Flow: 7 to 250 GPM
- Maximum Discharge Pressure: 23.066587 to 184.532696 psi
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Supplier: Affetti Giuseppe & C. s.n.c
Description: The horizontal centrifugal range CGO, has been designed in order to obtain the best performances with a reduced cost. Easy to handle, the pumps of this range are strong, built in their components with high thikness to give a product with the maximum reliability. The motor is connected
- Discharge Size: 1 inch
- Horsepower: 0.737121211696551 to 24.7940771207022 HP
- Maximum Discharge Flow: 22.014333333333333 to 528.3439999999999 GPM
- Media Temperature: -4 to 230 F
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Supplier: Affetti Giuseppe & C. s.n.c
Description: The centrifugal close coupled magnetically driven pump, range MMB, has been designed to solve the different problems generated sometimes from the leakage through the mechanical seals, with the consequence to cause serious environmental contaminations. The impeller rotation is
- Discharge Size: 1 inch
- Horsepower: 6.7011019245141 to 160.826446188338 HP
- Maximum Discharge Flow: 2.4215766666666667 to 81.45303333333332 GPM
- Media Temperature: 14 to 212 F
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Supplier: Hydromatic by Pentair
Description: Engineered for low pressure sewer system applications, durable motor will deliver many years of reliable service, semi-open impeller provides steep non-overloading operating curve
- Discharge Size: 1.25 to 3 inch
- Horsepower: 2 to 7.5 HP
- Media Temperature: 140 F
- Features: Cast Iron, Centrifugal Pumps, Positive Displacement Pumps
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Supplier: Gusher Pumps
Description: Wear Plate Standard Back Pull-Out for Ease of Maintenance Flapper Valve Standard Available with External Impeller Adjustment Suction Lifts to 20 feet. Semi-Open Impellers Priming and Air Separation Accomplished Within Casing. No External Valves, Air Separator or Priming
- Features: Centrifugal Pumps
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Supplier: Cole-Parmer
Description: • Chamber in front of pump housing enables self-priming operation • Self-cleaning, semi-open impellers Lift fluids up to 6 feet with self-priming capability
- Horsepower: 1.5 HP
- Maximum Discharge Flow: 100 GPM
- Maximum Discharge Pressure: 75 psi
- Power Source: AC Powered
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Supplier: Cole-Parmer
Description: • Chamber in front of pump housing enables self-priming operation • Self-cleaning, semi-open impellers Lift fluids up to 20 feet with self-priming capability
- Horsepower: 1 HP
- Maximum Discharge Flow: 78 GPM
- Maximum Discharge Pressure: 75 psi
- Power Source: AC Powered
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Supplier: Cole-Parmer
Description: • Chamber in front of pump housing enables self-priming operation • Self-cleaning, semi-open impellers Lift fluids up to 20 feet with self-priming capability
- Horsepower: 2 HP
- Maximum Discharge Flow: 100 GPM
- Maximum Discharge Pressure: 75 psi
- Power Source: AC Powered
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Supplier: Cole-Parmer
Description: • Chamber in front of pump housing enables self-priming operation • Self-cleaning, semi-open impellers Lift fluids up to 6 feet with self-priming capability
- Horsepower: 0.75 HP
- Maximum Discharge Flow: 69 GPM
- Maximum Discharge Pressure: 75 psi
- Power Source: AC Powered
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Supplier: Myers by Pentair
Description: The Myers® submersible grinder pumps are designed specifically for use in today's complex wastewater environment. They features an advanced cutting technology and semi-open impeller design to effectively macerate typical domestic sewage solids into a fine slurry. Grinder
- Discharge Size: 1.25 inch
- Horsepower: 2 HP
- Maximum Discharge Flow: 70 GPM
- Maximum Discharge Pressure: 318.3189006 to 396.7452964 psi
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Supplier: Cornell Pump Company
Description: Cornell offers over 60 models of heavy duty Solids Handling pumps for the toughest Slurry applications. With three unique impeller designs (Enclosed, Semi-Open & DELTA™) to select from, various materials of construction and mounting configurations, Cornell has a model
- Discharge Size: 3 to 30 inch
- Maximum Discharge Flow: 5,000 to 40,000 GPM
- Features: Centrifugal Pumps
- Pump Type: Wastewater
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Supplier: Myers by Pentair
Description: A rugged series of submersible cast iron pumps with a non-clog, semi-open impellers and solids handling capability to 3/4". Impeller -- Vortex style, pump out vanes for seal protection Cord Design -- Easily replacable with optional lengths available
- Discharge Size: 1.5 to 2 inch
- Horsepower: 0.4 to 1 HP
- Maximum Discharge Flow: 110 GPM
- Maximum Discharge Pressure: 286.0256788 psi
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Supplier: Crane Pumps & Systems
Description: Vertically split, end suction design. Double volute type on pumps with 3” and larger discharge. Impeller - Series 5560 pumps have semi-open type impeller with heavy vanes for outstanding performance. Back pump-out vanes on a semi-open
- Discharge Size: 1 to 10 inch
- Horsepower: 1 to 75 HP
- Maximum Discharge Flow: 3,600 GPM
- Pump Type: Cantilever Pumps
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Supplier: KSB AG
Description: Design Horizontal, radially split volute casing pump in back pull-out design to EN 22 858 / ISO 2858 / ISO 5199, single-stage, single-entry, with radial impeller. Also available as variant with #wet# shaft, conical seal chamber and/or semi-open impeller (CPKNO)
- Horsepower: 4.288705231689024 HP
- Maximum Discharge Flow: 4.402866666666667 to 21.13376 GPM
- Maximum Discharge Pressure: 362.59425 psi
- Media Temperature: 752 F
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Supplier: Goulds Water Technology, a xylem brand
Description: Cutter System. Silicon Bronze semi-open impeller with non-overloading two vane design and pump-out vanes for mechanical seal protection. Cast Iron Volute type casing for high efficiency. Designed for continuous operation.
- Features: Centrifugal Pumps
- Pump Type: Grinder Pumps, Wastewater, Wastewater Treatment Pumps
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Supplier: Goulds Water Technology, a xylem brand
Description: power cords, rated for high temperature Models have NEMA style three prong grounding plugs Features and Benefits Impeller: Cast iron, semi-open, non-clog with pump-out vanes for mechanical seal protection. Casing: Cast iron volute type for maximum efficiency. 2″ NPT
- Features: Centrifugal Pumps
- Pump Type: Sump Pumps, Water Pumps
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Supplier: Serfilco, Ltd.
Description: Specifications Self-priming Series 'SP' pumps are constructed of cast iron for dependable duty in a variety of applications. The pumps include a SS 316 shaft, SS 316 fasteners, synthetic fiber gaskets and cast iron mounting bracket. They feature a semi-open
- Features: Centrifugal Pumps
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Supplier: Goulds Water Technology, a xylem brand
Description: Applications Designed for high head sewage applications where a gravity system is not practical Ideal for pressure sewage systems Features and Benefits Silicon bronze, multi-vane semi-open impeller with pump-out vanes for mechanical seal protection Heavy duty cast iron,
- Features: Centrifugal Pumps
- Pump Type: Grinder Pumps, Submersible Pumps, Wastewater, Wastewater Treatment Pumps
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Supplier: Serfilco, Ltd.
Description: protects motor bearings and atmosphere Specifications The Series 'ECI' and 'ESS' ver tical pumps feature a high efficiency semi-open impeller, cast construction for superior strength and corrosion resistance, and a cantilevered SS 316 shaft guided by a graphite or Rulon
- Features: Centrifugal Pumps
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Supplier: EBARA Pumps Americas Corporation
Description: protection – protects against overheat, out of phase, single phasing, and no load 60,000 hour bearings – long dependable operation, lower maintenance costs Semi-open impellers – best design for handling stringy and abrasive materials providing durability and longer life Double
- Discharge Size: 2 to 4 inch
- Horsepower: 0.5 to 10 HP
- Maximum Discharge Flow: 8 to 390 GPM
- Maximum Discharge Pressure: 18.4532696 to 290.6389962 psi
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Supplier: EBARA Pumps Americas Corporation
Description: reduce solid size for non-clogging flow Semi-open vortex type recessed impeller – vortex action prevents clogging and handles stringy material better providing durability, high reliability with lower maintenance costs Air-filled Class F insulated heavy duty motor – operates
- Discharge Size: 1.25 to 2 inch
- Horsepower: 2 to 5 HP
- Maximum Discharge Flow: 5 to 80 GPM
- Maximum Discharge Pressure: 62.2797849 to 341.3854876 psi
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Supplier: Armstrong International
Description: single stage impeller is of semi-open design allowing for occasional pumping of small solids without clogging. Pump is permanently aligned to the electric motor, never requiring alignment at the job site. Pumps are furnished with 250°F mechanical seals, and are
- Features: Centrifugal Pumps
- Pump Type: Condensate Pumps
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: Two-Vane Impeller: Semi-open design accommodates up to 3" diameter solids, with pump-out vanes to minimize material buildup and reduce pressure on seals and bearings. Multivane Impeller and Slim-Line Impeller: Available in various hydraulics for (read more)
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-clogging performance. The Triton screw centrifugal pump’s open channel impeller is ideal for handling thick sludges, large or stringy solids, shear sensitive fluids and delicate or highly abrasive materials. Features include: Steep performance (read more)
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More Information Top
Indicates content that may require registration and/or purchase.
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Research on performance of centrifugal pump with different-type open impeller
Sun Sun et al. [5] measured and ana- lyzed the internal flow of the semi - open impeller cen- trifugal pump at three flow rates (small flow rate, design flow rate and large flow rate) by PIV flow measure- ment technology.
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Internal flow numerical simulation of double-suction centrifugal pump using DES model
Shao [5]applied DES model to a semi - open centrifugal pump impeller and compared the results with PIV experimental data.
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Calculation and optimization of parameters in low-flow pumps
The analysis of the balance tests for centrifugal pumps with semi - open impellers confirmed the admissibility of dependence (5) in calculation of the value .
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Centrifugal Pumps
Lauer, J., et al.: Tip clearance sensitivity of centrifugal pumps with semi - open impellers .
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Centrifugal Pumps
Fortschritt- ber VDI Reihe 7, 269 (1995) 3.24 Lauer J et al.: Tip clearance sensitivity of centrifugal pumps with semi - open impel- lers .
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Centrifugal Pumps
3.24 Lauer J et al.: Tip clearance sensitivity of centrifugal pumps with semi - open impel- lers .
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Impact of tip clearance flow on centrifugal pump impeller performance
[12] Lauer, J., Ludwig, G., Jaeger, R., and Stoffel, B., "Tip Clearance Sensitivity of Centrifugal Pumps with Semi - Open Impeller ", 1997 ASME Fluids Engineering Division Summer Meeting, FEDSM97-3366.
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Cavitation in semi-open centrifugal impellers for a miniature pump
Keywords miniature pump , semi - open centrifugal impeller , leaned blade, flow upstream of impeller inlet, cavitation performance .
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Study on the influence of back blade shape on the wear characteristics of centrifugal slurry pump
Tao [5] used the multiphase model to simulate the abrasion conditions of the impeller in a semi - open centrifugal pump , and the simulation results were also confirmed by the rapid wear test.
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Improvement of Hemocompatibility in Centrifugal Blood Pump With Hydrodynamic Bearings and Semi‐open Impeller: In Vitro Evaluation
Photographs of the hydrodynamic levitation centrifugal blood pump with semi - open impeller (HH100 series).