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How a Double Disc Pump Works

Double Disc Pump or Single Disc Pump? You Decide.

We have all seen the outside of a double disc pump but rarely do we see what makes the pump actually work. Just to review, a double disc pump is a positive displacement pump that uses a trunnion (elastomer), a disc and a connecting rod to force sewage from the suction side to the discharge side of the pump by creating a vacuum inside the pump body. The valve chambers with the black check valves you see in the photo help to manage higher than normal concentrations of grit and solids in municipal wastewater.

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Lobe Pump Alternatives

The first visit to a wastewater treatment plant with lobe pumps was a shocker. $550,000 in replacement parts costs spent over the course of just 3-4 years. My response to the plant operator was, “you haven’t spent $550,000 in plunger pump parts over 30 years” so why is the consulting engineer specifying those types of pumps!”

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Tech Companies Using Mud Sucker Back Wash Pumps

Wastecorp went right to work for HP designing and manufacturing two Mud Sucker 3B Series Professional diaphragm pumps to pump cooling tower condenser water, also called backwash pumps. The pumps were designed to continuously pump the condenser water between 60-80°F. In keeping with HP’s goal of exploring new strategies for reducing the environmental impact of next-generation data centers Wastecorp designed the mud Sucker with energy saving Siemens 3 phase motors and Sew Eurodrive gear boxes. Hp’s Mud Sucker’s were designed in an inline-piping configuration to save space at the facility. Santoprene diaphragms were included to help maximize component life with higher temperature liquids being constant.

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Water Hauling Equipment for Construction Sites and Mines

When selecting fresh water distribution equipment for construction sites, mines or public works needs, make sure you check the water trailer specification to ensure that the product can stand up to the harsh conditions on your site. You want to make sure you understand how you will be filling and discharging the water trailer on a regular basis so you have the right configuration for your needs.

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Plunger Pump Sewage Transfer Pump in PA

Plunger Pump Installation in central PA.

For wastewater treatment facilities that are upgrading their sewage pumping equipment, getting the right pump technology to do the job is critical. For one thing, todays sewage pumps must handle stringy materials and disposable wipes that have become common in municipal wastewater. This was just the case for a Butler County, PA wastewater treatment plant looking to improve their sewage handling equipment. Wastecorp was awarded the contract to manufacture and supply a state-of-the-art plunger pump system with an energy efficient TEFC motor and easily replaceable components to last the long haul.

 

Wastecorp worked with local consulting engineering firm Senate Engineering, pump distributors and the end user to provide pump specification assistance and answered any questions.

 This wastewater treatment plant selected Wastecorp’s Sludge Master PE-942 Plunger pump with direct drive motor and 4” ANSI connections. The PE-942 plunger pump is capable of pumping municipal sewage up to 170 GPM with up to 180 ft. of head. The facility also selected an advanced pump packing system with Kevlar and Teflon rings top provide the ultimate in leak resistance.

 

Wastecorp also provided training and startup services to educate the operators in proper sludge pump maintenance and service.  Service and support for the operators is available locally. If your sewage treatment facility is looking to improve your primary sludge pumping system, contact your locl Wastecorp plunger pump expert. read more