With over 75 years of experience, 8 international sites and global distribution network, we provide a range of pc pump solutions that fulfill many oilfield production needs. Protecting progressing cavity slurry pumps a progressing cavity pump consists of a single helix metal rotor that turns inside a double helix rubber stator. Based on the analyses of the meshing movement and the clearance geometry inside the pump, the. Close coupledblock type progressing cavity pumps allweiler close coupledblock style progressing cavity pumps provide a space saving economical design for commercial, industrial, water and wastewater treatmentindustries.
Progressive cavity pump pump flow measurement free 30. Moineau in his earliest design of the progressing cavity pump, variations of this design are still heavily used by the original licensees, e. Click a link below to go to the pump model you require. The pcp has been the pumping system most widely used in this application, since these pumps have demonstrated higher mechanical efficiency than rotodynamic pumping systems called electrosubmergible pumps esps. Waste water treatment oodeverage fluid handling systems. Progressing cavity pumping systems baker hughes, a ge. Wangen pumpen progressing cavity pumps and twin screw pumps. The f050g1l is a standard ansi flanged pump design. Moyno progressing cavity pumps a pump for every process moyno 2000 cc pump closecoupled design saves floor space utilizes ultradrive gearjoint technology for superior performance ultrapro rotor geometry for larger solids handling capability capacities to 1,000 gpm pressures to 180 psi moyno 2000 hs system. Progressive cavity pumps threaded stator ends temperatures up to 350f175c smooth continuous. Pcm ecomoineau m energy efficient progressing cavity pump. Seepex is expanding its line of sanitary progressive cavity pumps with the new bcf range.
This forms a series of pockets that traverse the length of the pump, gently pushing fluid from the suction to the discharge in a smooth, pulseless stream. In these applications, the conveyed products can contain solids like stones, pieces of wood or metal parts. 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. In this paper, an analytical model is developed for the flow in the metallic stator pcp.
Progressive cavity pump free download as powerpoint presentation. An end product is most commonly an output of manufacturing processes that result in finished end products having the same features and characteristics and can be the result of a single or multiple production batches. As the rotor revolves, material transfers within the pump through a sequence of predetermined, discrete cavities. Request pdf optimal design of progressing cavity pumps pcp the drive for energy independence has created a window of opportunity for innovations in. Two screw pump the two screw pump, also known as the twin screw pump, is the most.
Datasheets for progressing cavity pumps progressing cavity pumps are a type of rotary positive displacement pump designed to transfer fluid or media with suspended solids or slurries from the suction side of the pump to the discharge side of the pump, from storage tanks or through pipelines. The progressing cavity pump pcp figure 2 is one of the three pumping systems used in extraction of highly viscous crude oil. The rotor is usually constructed of a highstrength steel rod, typically doublechrome plated. Optimal design of progressing cavity pumpspcp request pdf. Jim elsey gives an overview of progressive cavity pumps and the rotating positive displacement pump family. 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. Product shall refer to a horizontal, pedestal type, progressive cavity pump or pumps.
Short lead times enable you to react quicker and save time when scaling up or down as needs change. The progressing cavity pump and its geometry a progressing cavity pc pump, or a single screw pump, is a positive displacement pump and therefore a fixed volume is displaced with each revolution of the pump s rotor. The presented correlations of the viscosity effect on slippage and the critical pump intake pressure are useful in pcp design and system analysis. The progressing cavity pump design consists of a single external threaded helical gear rotor that rotates eccentrically inside a double internal threaded helical gear stator of the same minor diameter and twice the pitch length. Progressing cavity pumps pcp oil well pumps schlumberger. Champ in block construction design with maintenance free flexible rod and integrated reserve stator nemo by in in block construction design performance capacities up to 85 m3h 360 gpm. Although these pumps are now most commonly referred to as progressing cavity pc pumps, they also are called screw pumps or moineau pumps. Extend run life with simple design and rugged construction. When requesting information, replacement parts or assistance, always specify the pump type and serial number indicated. One stage stator with long peach geometry to improve the performance. It is by far the most forgiving pump design providing. A progressive cavity pump has one shaft that is slightly twisted in the shape of a screw, and is housed in a pumping chamber that is usually rubber lined. The pumped liquid does not change in shape or size when pumped due to the tightly sealed cavities formed between the rotor and stator. A progressive cavity pump pcp is a positive displacement pump type that.
Operating and assembly instruction progressive cavity pump 24h helpline. Nemo progressing cavity pump in fsip design in india. The pump consists of a rotor polished helicalshaped rod rotating inside the cavity of a stator doublehelical elastomerliner cylinder, which causes fluid to become. Incorporated into this more rugged pump is a drive train using crown gear joint connections to the rotor and drive shaft. 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. It enables the engineer to minimize retention time, pump wear, and keep scouring velocity at effective levels.
Case studies and references technical presentation calgary pump symposium, thomas boehme, 2011 16. A great option at the same economical cost as regular cp pump. The pumps are available with conveying systems in four different rotorstator geometries, which means the pump can be configured specifically for your application. 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 principle is ideal for handling slurries, viscous, shear sensitive or two or tri phase mixtures or when applications require, significant suction lift capabilities. Design of progressive cavity pump wells pump viscosity scribd. Progressing cavity pump systems nov mono is a leader in the design, manufacture and supply of progressing cavity pumps pc pumps and artificial lift solutions worldwide. It transfers fluid by means of the progress, through the pump, of a. Pdf the progressing cavity pc pump is well established as the pump of choice for handling abrasive solids. Screw pumps are designed to pump various types of liquids. Nemo progressing cavity pumps applications, performance and product range nemo m. The ultracav system is a rugged and reliable high head progressive cavity pump. Progressive cavity pump, eseries spiral stator enables higher pressure per stage 23lobe elliptic rotor enables higher flow rate 01.
New progressive cavity pump design is easy to maintain. Progressive cavity pumps have their place in pumping systems. This eliminates wear and greatly increases pump life. The reason progressing cavity pump pcp customers stay with weatherford is simpleour pcp systems consistently exceed expectations. 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. Progressing cavity pump systems weatherford international. The progressing cavity pump and its geometry a progressing cavity pc pump, or a single screw pump, is a positive displacement pump and therefore a fixed volume is displaced with each revolution of the pumps rotor. The progressive cavity pump pcp is a positive displacement pump, using an eccentrically rotating singlehelical rotor, turning inside a stator. Progressive cavity an overview sciencedirect topics. Analytical model for the flow in progressing cavity pump. 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. L geometry when compared to conventional geometry designs, the rotor. 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. The flowrox eseries progressive cavity pumps were conceived by utilizing flowroxs extensive experience in progressing cavity pump service and spare parts production as well as the knowledge gained from our innovative peristaltic pump range.
The progressive cavity pump is an excellent choice as the fluid viscosity increases beyond the efficient range of centrifugal pumps. Progressive cavity pump 2525 clearbrook drive arlington heights, il 60005. Based on the analyses of the meshing movement and the clearance geometry inside the pump, the slippage through the. Contents design uses for progressing cavity pumps pump protection maintenance whats new. Seepex btex range progressive cavity pumps with their robust design and reinforced components are used in extreme applications in the agriculture and biogas industries.
The rotor forms a single helix like a corkscrew and rotates eccentrically in the stator. Designed and engineered specifically for confined spaces and fluid supplies above the pump. The progressive cavity pump is a positive displacement pump with one single rotating shaft. Simplify production for wells characterized by highly viscous fluid and high sand cut with progressing cavity pumps pcps. Nemo progressing cavity pumps in fsip design can be used in any area of industry where a great variety of different substances must be pumped or very precisely dosed. Cavity pumps allweiler close coupledblock style progressing cavity pumps provide a space saving economical design for commercial, industrial, water and wastewater treatmentindustries. The cg and ck 2000 series models are designed to handle the heavier applications of sewage, industrial waste, polluted liquids and slurries. Environment ones semipositive displacement, progressing cavity pump has a nearly vertical hq curve. Pedro gonzalez is a staff member and understanding the. Pdf society of petroleum engineers spe 39786 progressing.
Highest pump efficiency to provide unmatched performance in high solids transfer lframe pumps reliable and proven pin joint design for a variety of applications epsilonvertical high engineered progressing cavity pumps designed to withstand viscous, abrasive, or corrosive applications. 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. Wangen pumpen progressing cavity pumps and twin screw. Society of petroleum engineers spe 39786 progressing cavity pump pcp. Design of progressive cavity pump wells free download as pdf file. Analytical model for the flow in progressing cavity pump with. These positive displacement pumps are engineered to deliver variable rates and constant head capable of handling various types of applications with superior sandlifting capability.
Chapter 5 design and validation on the simulated inservice wear test rig. Hpump horizontal surface pumping systems sps offer longer run life and lower maintenance costs than positive displacement and progressive cavity pumps. This provides a continuous flow while maintaining the integrity of your material. Seepex is a leading worldwide specialist in pump technology. Cpml pump end kits are preassembled for a convenient bolt and go installation to any c face. We provide unequaled technical expertise to deliver purposebuilt pcp solutions for your specific application. Shaft seals verderpro progressing cavity pumps have a wide range of. Completely renewed mechanics to increase the performance with a new aggressive design.
Progressive cavity pumps pcps are a special type of rotary positive displacement pumps, and were first introduced in petroleum engineering as an artificial lift method in 1970s. Design positive displacement pump displaces a defined volume per stroke, cycle, or revolution general types of. Progressive cavity pump, eseries technical data sheet. The vertical design has the same superior performance as the horizontal. We recommend reading this manual and keeping it for future reference in a safe place near the pump itself. Nova rotors presents its new range of progressing cavity pumps called the diamond series. 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. Hpump surface pumping systems baker hughes, a ge company. 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.
Maintenance and troubleshooting of progressing cavity pumps. The nemo sy progressing cavity pump is used for demanding applications in every branch of industry worldwide. 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. Allweiler progressing cavity pumps range from small dosing pumps, sanitary. The progressing cavity pc pump is well established as the pump of choice for handling abrasive solids. A beginners guide to progressive cavity pumps pumps. Designed with a highly modular and ecofriendly configuration, the pcm ecomoineau m is the first ecodesigned progressing cavity pump available on the market. Announcing sanitary progressive cavity pump at pack expo 2019. The combination of progressing cavity pump design and our highgrade construction materials make our systems suitable for a wide range of applications including lowvolume wells, gaseous conditions, coalbed methane and coal. The stator is a resilient elastomer in a doublehelical configuration molded inside a steel casing.
Operating and assembly instruction progressive cavity pump. The graco progressive cavity pump is a positive displacement valve that is used to move and dispense medium to high viscosity materials. How progressing cavity pumps work continental ultra pump. Each individual design is optimised to suit the specific application requirements, to guarantee best performance, prolonged lifetime and reliability. Rotor stator the capacity of the pump is determined by the size of the cavity formed when the rotor is placed in. This pcp gathers a lot of advantages including reduced space requirements, reduced life cycle costs, simplified servicing. Because of the construction of the nemo progressing cavity pumps in fsip design the installers workload is eased and this enables savings in terms of capacities and costs. Not binding operating and assembly instruction progressive.
Its low internal velocity design means that viscous fluids and those containing solids can be handled effectively e. Gear pump engineering documents are available for download in pdf format. 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 pumpsprogressive cavity pumps or pcps are also powered from the surface with a drive unit to rotate a rod string and drive a downhole cavity pump.
Pc pump design can be optimized to achieve the best. Pc pump design can be optimized to achieve the best wear performance available for a given. The main components of a progressive cavity pump are the rotor and stator, which together. The pump design, bearing assembly, type of shaft seal, and the material. Pdf progressing cavity pc pump design optimization for.
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