Hpump horizontal surface pumping systems sps offer longer run life and lower maintenance costs than positive displacement and progressive cavity pumps. Pedro gonzalez is a staff member and understanding the. Pdf model for performance prediction of progressive cavity pumps. Any pump must not be used for fluid whose chemical and physical.
The gear teeth carry the material through the pump with the accuracy of volumetric displacement subject to how close tolerance is maintained between the. Pdf progressing cavity pc pump design optimization for. The similarity between other pumps and progressive cavity pumps generally ends there. It has now been confirmed as very efficient for the production of large flow rates of light and abrasive oils. Justice series open hopper progressive cavity pumps. Pdf model for performance prediction of progressive cavity.
Design positive displacement pump displaces a defined volume per stroke, cycle, or revolution general types of positive displacement pumps. Progressing cavity pumps cholet henri wittrisch christian. Plant engineering understanding progressive cavity pumps. The progressive cavity pump pcp is a positive displacement pump, using an eccentrically rotating singlehelical rotor, turning inside a stator. A progressive cavity pump pcp is a positive displacement pump type that can be. Understanding the performance of a progressive cavity pump with. 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.
They are also known as an eccentric screw pump due to the motion of the rotor. Pumping abrasive slurries with progressing cavity pumps the progressing cavity pump has been well established in the field of abrasive fluid handling. Progressive cavity pumps have similar characteristics to rotary or reciprocating pumps, such as piston, diaphragm, lobe, and screw pumps. The progressive cavity pump was developed and patented by. Simplify production for wells characterized by highly viscous fluid and high sand cut with progressing cavity pumps pcps. The unique design of the pump makes them useful for a variety of pumping applications, such as.
Our focus is to specify the right pump for your application, provide the solution on time and stand behind what we sell. Progressing cavity pumps arkansas water environment federation 19th annual specialty conference little rock, ar. All progressive cavity pump parts are kept in stock for immediate shipment throughout the united states and canada. Waterwastewater for more than 75 years, moyno progressing cavity pumps have been successfully applied and widely used in the industrial and municipal wastewater treatment industry.
Nemo progressing cavity pumps have an extensive industrial application range for the continuous, pressurestable, gentle and lowpulsation conveyance of almost any substance. 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 effect of the progressive cavity design is that the fluid is moved at. The progressing cavity pump handbook revard, james m. The rotor forms a single helix like a corkscrew and rotates eccentrically in the stator. Liberty process equipment progressive cavity downloadable. It is important however to be able to identify when each pump type should be selected, which ultimately comes down to their working principle and the. Click a link below to go to the pump model you require. The guarantee is void if the equipment is subject to misuse. The information, specification and illustration are this manual is intended as a guide for the selection, operation and routine maintenance of protex downhole up to date at time of printing. Slip flow is modeled as the result of rotor movement. In the mid 1950s, the progressing cavity pump principle was applied to hydraulic motor applications by reversing the function of the progressing cavity pump.
Understand progressing cavity pumps characteristics and avoid abrasive wear 12 th international pump users symposium. The one common feature being the sealed cavities with operational similarities like being. Esp application in such operating conditions is limited. Our pumps offer very low shear operations, as well as being pulsation free, meaning they are ideal for any tasks which require a steady flow no matter what the product.
It rapidly gained an important place in the production of heavy oils containing gas. Nov 29, 2017 a progressive cavity pump is a type of positive displacement pump that is adaptable to some of the toughest pumping applications and most difficult fluids. Analysis and prediction of fluid flow behavior in progressing cavity pumps article pdf available in journal of fluids engineering 912 june 2017 with 1,383 reads how we measure reads. Maintenance and troubleshooting of progressing cavity pumps. This manual is intended as a guide for the selection, operation and routine maintenance of protex downhole progressive cavity pumps. Progressing cavity pumps are used to pump fluid as requested in the order concerned. Over the years moyno has continually enhanced the design and operational performance of its products to innovate wastewater treatment solutions. They are wellaccepted across numerous industries such as chemical production especially inorganic chemicals due to their consistent flow characteristics and resistance to abrasion. 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. Progressive cavity pump free download as powerpoint presentation. Seepex is expanding its line of sanitary progressive cavity pumps with the new bcf range. Our policy is one of continued development and therefore we reserve the right to. They are selfpriming, valveless, and due to their high process liability and suction capacity they are often used for the continuous, gentle conveyance and precise dosing in proportion to speed of difficult media.
Hpump surface pumping systems baker hughes, a ge company. Pump guide how progressing cavity pumps work continental. Engineering handbook about graco graco locations sales service founded in 1926, graco is a world leader in fluid handling systems and components. While it is a versatile pump that can handle a variety of jobs, it is perfectly designed for fluid metering and pumping viscous, abrasive or shearsensitive materials. The progressing cavity pump is a recent innovation in petroleum production. Operating and assembly instruction progressive cavity pump. When requesting information, replacement parts or assistance, always specify the. With the pump elements being driven by drilling mud or other fluids, it became the prime mover for drill motors.
We recommend reading this manual and keeping it for future reference in a safe place near the pump itself. Assists the oil and gas producer in achieving successful installation and operation of the progressing cavity pump. The nemo bo progressing cavity pump with squarerectangular hopper and coupling rod with auger and forcefeed chamber is employed in almost all industrial markets to provide continuous, pressurestable, gentle and lowpulsation conveyance. Roper pump company is the leading supplier of progressive cavity pumps. 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. Progressing cavity pumps belong to the group of rotating positive displacement pumps. 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 first objective was to reduce premature pump failure. Progressive cavity pump pcm use moineau technology in our progressive cavity pumps, to ensure they can operate at a higher pressure than other positive displacement pumps. Pumps and pump parts offered for sale by liberty process equipment, inc. Minimum manual control was utilized to ensure automated, user friendly.
Of all the types of pumps available, progressive cavity pumps are able to handle a wider range of fluid viscosities and properties than any other type of pump. Progressive cavity pumps in recent years, complicating factors, such as solids content, scaling, high gor, high viscous fluids, low production rates, etc. Moineau set out to design a rotary compressor and in the process created a new rotary mechanism to be used for the. Please input your information and the appropriate person will contact you. 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. Progressive cavity pc pumps are some of the most versatile pumps offered. We produce screw pump,dispenser valve, adhesive pump, barrel empty pump systems,used in sewage treatment, chemical, food processing,3d print industries etc.
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. Operating instructions manual progressing cavity pump spectra. Progressing cavity pump systems weatherford international. Progressing cavity pumps pcp oil well pumps schlumberger. It would take the pump at speed b almost four times as long to reach the curves. Positive displacement vs centrifugal pumps guide when to. The progressing cavity pump pcp figure 2 is one of the three.
Seepex is a leading worldwide specialist in pump technology. These positive displacement pumps are engineered to deliver variable rates and constant head capable of handling various types of applications with superior sandlifting capability. 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. Progressive cavity pumps are a great choice in pressuredeficient, sandy and heavy oil wells. This instruction manual contains the information necessary to understand and use the progressive cavity pumps produced by. Siemens solar operation manual of the inverter simovertp solar.
Pump off control for progressing cavity pumps two main objectives were defined when the theory of the pcp controller was first introduced. Progressive cavity an overview sciencedirect topics. Driven by rod strings from the surface, it is a simple, rugged and cheap equipment. 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. 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.
The rotor is usually constructed of a highstrength steel rod, typically doublechrome plated. A video introducing progressive cavity pumping pcp theory and technology used in artificial lift. The use of progressive cavities pumps is worldwide spread. This book is intended to provide the choice criteria of a progressing cavity pump and the operational conditions for its implementation by technicians and field development managers. Equipment pump sizing installation commissioning troubleshooting winpetro program. 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 totally sealed geared universal joints in the drive train have effected a major increase in progressing cavity pump life. Roper pumps leads the market for power generation, transportation, agriculture, petroleum and industrial. Progressing cavity pumps archives powerflo products, inc. Positive displacement vs centrifugal pumps there are two main families of pumps. Progressive cavity pump of ranges mdp as block pump complete with flanged drive that corresponds to the guideline marked above including the changes valid at the time of statement. These positive displacement pumps are robust in design and efficient in production. Metering pump technology progressive cavity pump 8 9 gear pumps material is drawn into the pump inlet to be metered by the gear teeth around the inside circumference of the pump. 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 progressing cavity pc pump is well established as the pump of choice for handling abrasive solids. Protecting progressing cavity slurry pumps a progressing cavity pump consists of a single helix metal rotor that turns inside a double helix rubber stator. This eliminates wear and greatly increases pump life. Progressive cavity pumps dont have high speed impellers or valves they are low shear pumps taking the product into a cavity and moving the contents of the cavity to.
The device was then being moved by fluid instead of pumping fluid. 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. Nowadays, is the most useful way to transport the well production from the field to the process infrastructure, but there are many other applications, not only for a biphasic flux even for a. Pdf analysis and prediction of fluid flow behavior in. Since 1980, progressing cavity pumps have been widely used in the production of heavy oil well containing sand and gas. Also, depending on the running speed required, a constant hp vfd may not be capable of supplying the torque needed for pump startup. Short lead times enable you to react quicker and save time when scaling up or down as needs change. Narrative biography jose gamboa is a staff member of research. Only very seldom does crude oil arrive at the surface in pure. The aim of this new edition is to provide clear related and condensed information about the principles of the progressing cavity pump, including the use of recent material technologies to manufacture pump stators, with. 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. Principle and general description of the progressing cavity pump. Progressive cavity pump, eseries technical data sheet. Operating and assembly instruction progressive cavity pump 24h helpline.
We are adding these manuals electronically as time permits. Because while running a progressing cavity pump the torque value required by the pump is fixed. In a pcp, the flow through the pump is almost axial, while in all other rotary pumps, pumping fluid is forced to travel circumferentially. Drane, abrasion and solids in suspension, training manual tm 11, mono pumps ltd. Pc pump design can be optimized to achieve the best wear performance available for a given. It was invented and designed in the late 1920s by the frenchman rene moineau. The liquid does not change in shape or size when pumped due to the tightly sealed cavities. Operating instructions manual progressing cavity pump spectra please read through operating instructions manual carefully before use. Not binding operating and assembly instruction progressive. Pump displacement pump lift number of pcp installations 0 50 100 150 200 250 300 0 500 1,000 1,500 2,000 2,500 3,000 1980 1985 1990 1995 2000 2005 2010 surface torque surface power pumps driveheads nd t tbf safe backspin control systems. Progressive cavity pump 8 9 gear pumps material is drawn into the pump inlet to be metered by the gear teeth around the inside circumference of the pump. 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.
We are very proud to offer their progressive cavity pumps, macerators and control systems in situations where low to highly viscous, aggressive or abrasive media must be conveyed at low pulsation rates seepex keeps everything flowing tm. The most common failure is stator damage due to pump off. The stator is a resilient elastomer in a doublehelical configuration molded inside a steel casing. Pdf model for performance prediction of progressive. Pump off is defined as a lack of fluid entry into the pump. Progressive cavity pump pump flow measurement free 30. Since 1972, roper pump companys progressing cavity pumps have operated in wastewater applications and a broad range of industrial applications, including environmental technology, food processing, chemical manufacturing, pulp and paper, and petroleum production. Operating and maintenance instructions progressive cavity pump. The book also assures the continued expansion of the pc pump marketplace by helping to avoid some of the common mistakes made by manufacturers, pump suppliers and producers. We provide unequaled technical expertise to deliver purposebuilt pcp solutions for your specific application. A progressive cavity pump moves most any fluid, even one that includes delicate or abrasive pieces more than 4 in. The fulllength paper introduces a new approach for modeling progressingcavitypump pcp performance. Din en 2921 safety of machinery part 1 din en 2922 safety of machinery part 2.
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