Grinder Pumps Articles

  • Trash removal methods for improved mechanical emptying of pit latrines using a screw auger

    Trash in pit latrines is one of the largest challenges facing pit emptying technologies, including the powered auger (the Excrevator), developed for improved emptying in lower- and lower-middle income countries. This study focused on two trash removal methods in conjunction with pit emptying by the Excrevator: (1) simultaneous removal of trash with sludge and (2) manual trash ...


    By IWA Publishing

  • Ocean effluent discharge - Case study

    British Columbia’s fly-in recreational fishing lodge industry was threatened by federal regulators to be closed or fined up to $200,000 unless the sewage wastewater was treated. NOMADIC kept them open and operating. ...


    By Nomadic Systems Inc.

  • Southside, Arkansas - Case Study

    Rural area faced failing septic tanks in soggy land that didn't perc well. The Problem Failing septic tanks needed to be replaced. Gravity sewers were cost-prohibitive, requiring deep trenches and massive disruption. The Solution E/One's grinder pump stations easily replaced septic tanks. Improving the infrastructure was required in order to spur ...


    By Environment One Corporation

  • Town of Jerusalem, New York case study

    Located on Keuka Lake, in the Finger Lakes region of upstate New York, ageing septic tanks were failing and polluting the lake. The Problem Small properties are located on steep slopes. Gravity sewers were cost-prohibitive, costing twice as much as a pressure sewer system. Lot sizes were too small to install new onsite septic systems. The Solution ...


    By Environment One Corporation

  • Petrological characteristics of lower Gondwana coal from Singrauli coalfield, Madhya Pradesh, India

    This paper entails the results of petrological studies carried out on coal samples drawn from two lower Gondwana coal bearing horizons (Raniganj formation and Barakar formation) of the Singrauli coalfield, Son basin. It emerges from this study that the coals of this basin are banded in nature and are dominated by ‘banded dull’ and ‘dull’ components. Further, vitrinite and inertinite are the ...


    By Inderscience Publishers

  • Unconventional resource evaluation: Kockatea Shale, Perth Basin, Western Australia

    Organic-rich shales occur in the Kockatea Shale Formation, Permo-Triassic of the Perth Basin (Western Australia) and have been investigated to characterise it as a potential shale gas unit. Classic sedimentological investigation methods, including core descriptions and thin section microscopy, were coupled with standardised organic geochemical analysis procedures, such as TOC determination and ...


    By Inderscience Publishers

  • Large Diameter Impellers Make Trash Pumps More Versatile

    The introduction of these impellers allow for a higher range of discharge pressure. Pumps are available in many types—diaphragm, positive displacement and progressive cavity—but the most common is a centrifugal pump. Centrifugal pumps have an impeller that spins, transferring energy to the fluid by centrifugal force and directing the water to the discharge point within the ...

  • Case Study: Sandy Balls Leisure Centre: Sewage Treatment Plant

    A customer with a tough application for a Positive Displacement RAS (Return Activated Sludge) Pump was experiencing high maintenance with the existing submersible unit, requiring lifting of the pump every 3-4 weeks, usually due to solids blockage. NOT a pleasant task regularly lifting from raw sewage! Triangle replaced it with a self-priming Boerger Rotary Lobe Pump. A useful feature of the ...


    By Triangle Ltd

  • Pumping Stations - Klargester`s range of package systems are efficient, economical to install and are available on short lead-times to fit in with tight construction schedules

    There are a variety of solutions on the market for properties in the UK that are unable to connect to the main sewer by gravity. However, UK building regulations dictate that pumping stations must be used whenever possible. As a result, pumping stations are the most commonly specified solutions for off-mains developments, ahead of sewage treatment plants, such as the Biodisc, and septic tanks. ...


    By Kingspan Water & Energy

  • Protecting Homes from Sewage Backup - Metropolitan Sewer District of Greater Cincinnati’s Water in Basement Prevention Program

    ABSTRACT Many customers of the Metropolitan Sewer District of Greater Cincinnati (MSDGC) have experienced basement backup due to surcharging of the sanitary and combined sewer systems. The surcharging was caused by excessive infiltration and inflow entering the sanitary sewer system and a lack of capacity in the combined sewer system. As part of the Consent Decree that MSDGC signed with the ...

  • Low Pressure Wastewater System Required after Natural Disaster

    ABSTRACT Hurricanes Katrina and Rita devastated parts of Louisiana and Mississippi and Texas. The severe storms devastated many homes... Trailers were brought in to be used as temporary homes. One of the problems was finding the correct system to collect and then transport the sewage from these trailers to the collection point. A gravity system was not possible as there was not enough area ...

  • EPG Systems At Work

    In Mississippi, a landfill had seven leachate sumps, serving forty acres. A sideslope riser design was being utilized with a variety of pumps and control systems spread over a large footprint requiring thousands of feet of conduit and wire. Over time, as pumps failed, a variety of types and brands of pumps were used including water well-type submersibles and grinder pumps. Electrical control ...


    By EPG Companies Inc.

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