When to use progressive cavity pumps the progressive cavity pump is an extremely versatile pump that can be used in many different pumping applications. A progressive cavity pump pcp is a positive displacement pump and has been used as an artificial lift method in the oil and gas industry for. The stator or cylinder is formed as a doublehelix having twice 2x the pitch of the rotor. Short lead times enable you to react quicker and save time when scaling up or down as needs change. The progressive cavity, or mono pump, as it is more commonly known is simple, robust and particularly adept at pumping slurries and sludges, a trait which makes them particularly well suited to oil and gas exploration, sewage treatment, and so on. The epsilon pump incorporates a powerdrive transmission which eliminates the need for a double universal joint. Product design progressive cavity pump manufacturer subtor. The industry standard for progressing cavity pumps. Pcpump software upc global your artificial lift experts. This pump is ideal for handling a wide range of viscosities, sand laden fluids and free gas. Rotor stator the capacity of the pump is determined by the size of the cavity formed when the rotor is placed in. Although these pumps are now most commonly referred to as progressing cavity pc pumps, they also are called screw pumps or moineau pumps. After several meetings with the customer and by understanding the process and the challenges the customer was having with their two pump system, netzsch engineers designed a custom 10stage vertical, semisubmersed, progressive cavity sump pump that would lift the heavy oil out of the tank and also have the capacity to achieve 700 psi 48 bar. Pcpump helps you design pumping systems for the most complex well conditions and.
Progressive cavity pumps application engineering the progressing cavity pumping system pcp is considered the faster growing artificial lift method in the last two decades. Its applications cover very low downhole pressure wells, solids handling and viscous oils. Seepex is a leading worldwide specialist in pump technology. The optimization and design software also takes feedback from failure information tracked. The quality of stator and rotor can directly or indirectly determine progressive cavity pumps service lives. Progressive cavity pump 3d cad model library grabcad. All progressive cavity pump parts are kept in stock for immediate shipment throughout the united states and canada. Design tools and mechanisms for progressive cavity pumps. Model for performance prediction of progressive cavity pumps. The pcm moineau conventional elastomer progressive cavity pump pcp allows easy adjustment of production according to rotational speed. In this paper, an analytical model is developed for the flow in the metallic stator pcp.
The pump design is ideally suited for both low to high flow applications and also allows for the development of multistage pumps that increase the. Pcm design is a proprietary software for pcp system design and optimization. Analytical model for the flow in progressing cavity pump with the. Liberty process equipment is here as a solution for your pumping needs, once we have the information we require we will be pleased to provide you with a. As one of most compact cast iron pcp available today, the pcm compact pump can handle a wide range of fluids with varying viscosities and solids and low life cycle cost, thanks to simple design, costefficient maintenance and reduced weight. The stator is a resilient elastomer in a doublehelical configuration molded inside a steel casing.
Seepex is expanding its line of sanitary progressive cavity pumps with the new bcf range. Based on the analyses of the meshing movement and the clearance geometry inside the pump, the slippage through the. Pulsation from a progressing cavity pump maxh mechanical op. As the metallic stator progressing cavity pump pcp operates with the stator and rotor in clearance fit, the slippage between cavities has a significant influence on the pump performance. Optimizing rod and progressing cavity pumps with pump control and automation. Pump manufacturers rely on pumplinx to improve product performance, as well as to reduce cavitation, cavitation damage, and noise. Modeling the design and performance of progressing cavity pump using 3d. Progressive cavity an overview sciencedirect topics. Moyno is the leader and most recognized name when it comes to progressive cavity pumps. Because of a closedpump design, dispensing is independent of variables like fluid pressure and ambient temperature changes, resulting in high consistency and accuracy. One advantage for the operator is that such a valveless positivedisplacement pump is also capable of transporting stringy material safely. Jim elsey gives an overview of progressive cavity pumps and the rotating positive displacement pump family.
A progressive cavity pump is a type of positive displacement pump and is also known as a progressing cavity pump, progg cavity pump, eccentric screw pump or cavity pump. Pdf model for performance prediction of progressive cavity. Progressive cavity pump sizing guidelines by liberty process. The stator and rotor work together to lift a wide range of fluid volumes and do a better job handling high water cut, high viscosity, and high solids than most other.
Rotor and stator selection progressive cavity pump subtor. Simerics adds progressive cavity pump template to its pumplinx software simerics has released the progressive cavity pump template for pumplinx, the cfd virtual test bed for pumps. Progressive cavity pump software the latest technology software to analyze wells, perform diagnostic performance, complete design of pumping units, and complete production optimization. The epsilon pump is a line of technically engineered progressing cavity pumps designed to give least whole life costs and reduced spares requirements. Analytical model for the flow in progressing cavity pump. Model of current progressive cavity pump serial number of current progressive cavity pump msds of current medium that is being pumped. Hpump horizontal surface pumping systems sps offer longer run life and lower maintenance costs than positive displacement and progressive cavity pumps. The latest technology software to analyze wells, perform diagnostic performance, complete design of pumping units, and complete production optimization. As with other artificiallift systems, the basic objective in the design of a pcp system is to select system components and operating parameters e. The nemo sy progressing cavity pump is used for demanding applications in every branch of industry around the globe.
These pcps are designed to deliver a consistent head capacity with superior handling of solids and highviscosity fluids. Pdf progressing cavity pc pump design optimization for. Our progressive cavity pumps, macerators and control systems are used wherever low to highly viscous, aggressive or abrasive media must be conveyed at low pulsation rates. Applications progressive cavity pumps mn series the dosing pump with small capacities, continuous flow, low pulsations, no vibrations, very high priming and flow reversibility. Pulsation from a progressing cavity pump pipelines, piping. New progressive cavity pump design is easy to maintain. These positive displacement pumps are engineered to deliver variable rates and constant head capable of handling various types of applications with superior sandlifting capability.
Specifically, a new design model and procedure of pcps was developed and. Progressive cavity pump selection guidelines january 10, 2019 progressive cavity pumps are one of the important types of positive displacement pumps used across various industries for transferring different types of solids, as well as airentrained and multiphase liquids. It transfers fluid by means of the progress, through the pump, of a sequence of small, fixed shape, discrete cavities, as its rotor is turned. Custom vertical progressing cavity sump pump provided for. It is ideal in these settings due in part to its continuous, pressurestable, smooth and lowpulsation conveyance and in part to its capability of dosing in proportion to speed. Progressive cavity pumps are a great choice in pressuredeficient, sandy and heavy oil wells. In bearing block design with free shaft extension, this pump can be run with any type of drive, such as servo motors, diesel motors or hydraulic drives. Get your progressive cavity pump today from fischer process. Optimal design of progressing cavity pumpspcp request pdf. Specialized in pump stator and rotor, subtor has designed four types of stator and rotor for you to choosetype a, type b, type d and type p. The drive combines motor and pump control into a single, compact package that increases production, improves energy efficiency, and enhances the reliability of both new. The technical sector of subtor germany is a division with more than 20 years of experience in the development, design, and production of progressive cavity pump products, using the selfdeveloped progressive cavity pump stator design software.
Modeling the design and performance of progressing cavity pump. Pcp progressing cavity pump unico drives and systems. No other software is capable of providing the level of detailed and indepth. A beginners guide to progressive cavity pumps pumps. Today, pcm continues to create and innovate new products and services to. The progressive cavity pump principle is ideal for handling slurries, viscous, shear sensitive or two or tri phase mixtures or when applications require, significant suction lift capabilities. Simplify production for wells characterized by highly viscous fluid and high sand cut with progressing cavity pumps pcps. Progressive cavity pump technology offers benefits that include the highest volumetric accuracy compared to other needlebased dispensing, enabling very small volumes. This leads to the volumetric flow rate being proportional to the rotation rate. These positive displacement pumps are robust in design and efficient in production. Slip flow is modeled as the result of rotor movement.
Pcm progressive cavity pumps pumping solutions, inc. Pcm design is the only software that covers the exclusive pcm. The rotor is usually constructed of a highstrength steel rod, typically doublechrome plated. Pc pump manufacturers and distributors, as well as design program. A pcm moineau pump is a progressive cavity pump made of a single helix rotor inserted in a double helix elastomer stator. The first technology is a pump optimization and design software that allows the user to input the well properties to enhance pumping performance. Slip flow is modeled as the result of rotor movement and differential pressure between cavities. Bearing block with free shaft extension design pump can be run with any type of drive, such as servo motors, diesel motors or hydraulic drives. A progressive cavity pump is a type of positive displacement pump that is typically used when the pumping application is not suited to a centrifugal pump.
Progressive cavity pump sizing guidelines by liberty. Custom vertical progressing cavity sump pump provided for oil. When the rotor turns, sealed cavities progress along the spinning rotor, moving the fluid from the intake to the outtake. The progressive cavity pump pcp is a positive displacement pump, using an eccentrically rotating singlehelical rotor, turning inside a stator. The progressive cavity pump is an excellent choice as the fluid viscosity increases beyond the efficient range of centrifugal pumps. The millennium e022g1l is a heavyduty progressive cavity pump ideal for heavy and abrasive sludges, greases and slurries in sewage and industrial plants as well as oil, paper and mining applications with its flow rate of 22 gallons to 99 gpm coupled to its high temperature resistance of up to 350 fahrenheit. Pcpump was developed as part of a multimillion dollar joint industry research project, completed by cfer technologies, to help improve the downhole pcp industry in western canada.
Pcpump allows users to perform quality analyses, designs and evaluations for downhole progressing cavity pumping applications. Analytical model for the flow in progressing cavity pump with. Simerics adds progressive cavity pump template to its. Welded constructions with their associated high effort of engineering, procedure approval, fabrication, nondestructive examination, inspection and documentation are needed to meet such requirements. Progressive cavity pumps have their place in pumping systems. We have a vibration problem with a progressing cavity pump or moineau pump. Progressive cavity pump,is a pump that transfers fluid through a sequence of small, fixed shape cavities as an helix shaped rotor is rotated. The fulllength paper introduces a new approach for modeling progressingcavitypump pcp performance. This competitively priced pump is reliable and efficient when. Progressive cavity pump selection guidelines part i.
Progressing cavity pump systems are, in general, highly flexible in terms of their ability to function effectively in a diverse range of applications. The nemo sy progressing cavity pump is used for demanding applications in every branch of industry worldwide. Its technological advancements have resulted in superior fluids handling solutions for a wide range of applications including waterlike liquids and shearsensitive fluids, as well as viscous, abrasive, solidsladen slurries and sludges. Discover the advantage and performance of the pcm progressive cavity pump, perfectly suited for artificial lift production. Founded by rene moineau, who in 1930 published a pioneering dissertation that paved the way for the progressive cavity pumps. Progressing cavity pumps pcp, a type of moineau pumps, is an artificial lift. Webbased software enhances your process efficiency accurate pump. The discharge pipework is suffering from high vibration levels when the pump is operating at the top end of its speed range. After several meetings with the customer and by understanding the process and the challenges the customer was having with their twopump system, netzsch engineers designed a custom 10stage vertical, semisubmersed, progressive cavity sump pump that would lift the heavy oil out of the tank and also have the capacity to achieve 700 psi 48 bar. Progressive cavity pumps are well suited for liquids with higher viscosities. Progressing cavity pumping pcp systems derive their name from the unique, positive displacement pump that evolved from the helical gear pump concept first developed by rene moineau in the late 1920s. Liberty process equipment is here as a solution for your pumping needs, once we have the information we require we will be pleased to provide you with a quote for a pump.
We are an authorized dealer of moyno progressive cavity pumps in centraleastern. It offers all the advantages of a positive displacement pump and is specially designed for abrasion resistance in tough pumping applications. Whether for sludge, chemical substances, adhesives, petroleum or yogurt, we can meet your requirements with the proper combination from our selection of eleven netzsch pump types, four rotorstator geometries and our. The fulllength paper introduces a new approach for modeling progressing cavity pump pcp performance. The rotor is formed as a single helix shape of some length. Hpump surface pumping systems baker hughes, a ge company. Extend run life with simple design and rugged construction. N series the pumps of this series can be made from cast iron. Netzsch just released a new progressive cavity pump design that takes about 90% of the hassle out of maintaining their progressive cavity pumps. The progressive cavity pump pcp is a positive displacement pump, using an. Moyno progressive cavity pumps fischer process industries. Pcp progressive cavity pump drive unicos progressing cavity pump pcp drive provides a number of features specifically designed for operation of progressing cavity pumps. When to use progressive cavity pumps liberty process equipment. Pdf on mar 1, 1997, majid delpassand and others published progressing cavity pc pump design optimization for abrasive applications find, read and.
Optimizing rod and progressing cavity pumps with pump. This thesis presents tools to design progressive cavity pumps pcps, with an emphasis on lowviscosity fluids. As the metallic stator progressing cavity pump pcp operates with the. Our inventory includes small pumps, large pumps, ezstrip family, grinders and screens, and much more. No other software is capable of providing the level of detailed and indepth analysis of surface drives and bottomhole assemblies that can be performed using pcpump.
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