Experimental investigation of hydrate formation, plugging. Solid liquid flow slurry pipeline transportation top results of your surfing solid liquid flow slurry pipeline transportation start download portable document format pdf and ebooks electronic books free online rating news 20162017 is books that. Several other pipelines are currently being considered for transportation of bauxite. Advances in solidliquid flow in pipes and its application focuses on solidliquid interactions. I am working on a slurry transport project using the edward j. Pipe bends acquire relatively higher pressure drop. Computational fluid dynamics simulation of the solidliquid slurry flow in a pipeline tamer nabil 1.
Publication date 1977 series series on bulk materials handling. Hydrate formation, if not properly monitored and controlled, may lead to pipeline blockage. Hydraulic calculation of gravity transportation pipeline. In the transport of concentrate, a typical system will include an agitated storage feed tank, a pumping station. In this paper, slurry flow characteristics of glass beadswater slurry has been studied in a pipe of 0. Sep 20, 2017 the results were used to build a numerical model of transient flow, which was the second stage of investigation. Advances in solid liquid flow in pipes and its application focuses on solid liquid interactions. Elnahhas, computational fluid dynamics simulation of the solidliquid slurry flow in a pipeline, in proceedings of the 17th international water technology. Theory and technology of slurry pipeline transportation. Through extensive knowledge of heat tracing and variablespeed operation along with close working. Twophase solidliquid flow in inclined pipes scielo. In this paper, the analysis of the transient flow in highdensity polyethylene pressure pipelines is described. Solid liquid flow slurry pipeline transportation wasp, edward j on.
Slurry flows are very important for metallurgical process engineering. Our slurry pumps, hoses, pipe spools and valves ensure you can move your slurries to where they need to be. Coal slurry pipelines fell out of favor as the environmental impacts were revealed to be harmful. Stanford libraries official online search tool for books, media, journals, databases, government documents and more. The study was carried out using eulerianeulerian twophase model with rng kepsilon model turbulence closure. A study of the factors affecting transporting solid. Solid liquid flow slurry pipeline transportation top results of your surfing solid liquid flow slurry pipeline transportation start download portable document format pdf and ebooks electronic books free online rating news 20162017 is books that can provide inspiration, insight, knowledge to the reader. Due to the abrasive properties of slurry, the pipelines can be lined with highdensity polyethylene hdpe, or manufactured. Pdf solidliquid flow at higher concentration through bend. Eulerianeulerian simulation of particleliquid slurry flow.
Solidliquid flow slurry pipeline transportation by. Solid liquid flow slurry pipeline transportation free ebook download as pdf file. References slurry pipeline transport slurry pipelines slurry pipelines 100 kms. Pipeline transportation systems for liquids and slurries. Solids pipeline transportation has been confined to manufacturing, mining, and construction. When pigging a slurry pipeline, or indeed any pipeline, particularly for the first time or when using a pig not previously used in the pipeline, the operator must carry out an assessment of compatibility to ensure the pig will transit through the pipeline intact and safely. This methode is shown in his book solid liquid flow slurry pipeline transportation. Theoretically, a singlephase liquid of flow absolute or dynamic viscosity can be allowed to flow at slow speeds from a laminar flow to turbulent flow. The selection first takes a look at hydraulic transport of bulky materials and role of lift in the radial migration of particles in a pipe flow.
The aim of those slurry flows may be the transport of bulksolids or physical. Project50490270 supported by the national natural science foundation of china. For the durand equation the fixed data are combined in a factor which gives 6. Designers need precise information regarding hold up, critical velocity, pressure drop. A steadystate threedimensional multiphase hydrodynamic model based on the kinetic theory of granular flow is developed to investigate the distributions of solid concentration, flow velocity, granular pressure, and wall shear stress in multisized slurry two particle sizes, d p 0. The format includes classroom lectures, pipeline pumping tests, demonstrations of slurry flow in the giw hydraulic lab, and an extended total system design. The principal aim of this was to study how to transport slurries through pipeline systems. Solid liquid flow slurry pipeline transportation book. When in the study of grade transmission, we must focus on hydraulic characteristics of solid liquid twophase for different quality of iron ore concentrate. If the slurrys speed of flow is not sufficiently high, the particles will not be maintained in suspension.
Pipeline transportation pumps 5 diluentbitumen, froth transfer and synthetic crude pipelines flowserve pumps are especially suited to the unique requirements of diluentbitumen service for steamassisted gravity drainage sagd. Pdf solid liquid flow slurry pipeline transportation. Effect of mean particle diameter on pressure gradient of doublespecies slurry in the pipe was studied. Early studies for slurry transportation through pipeline were based on moderate concentration 25% by volume. Slurry transportation is highly complex due to the. Solid liquid flow slurry pipeline transportation by edward j. Slurry transport through a pipeline may be achieved by three flow regimes. Solidliquid flow slurry pipeline transportation book, 1977. Special considerations relevant to this systems are introduced by the fact that slurry in not homogeneous phase unlike gas or liquid. Applications of computational fluid dynamics to study. Safety is our number one priority and we have rigorous measures in place to protect our people, partners and communities while continuing to support our. With liquids the complete range of velocities is possible, and the nature of the flow i. Numerical modelling of the slurry flow in pipelines and prediction of flow regimes m.
Pdf solid liquid flow slurry pipeline transportation semantic. An experimental investigation was carried out on the transport of solid liquid mixture through pipelines. Introduction the transport of multiphase flows, in particular the transport of slurry twophase liquidsolid flow through pipelines is widely encountered in many industries such as the energy and nuclear, petroleum, mining and chemical industries. Numerical modelling of the slurry flow in pipelines and. An experimental and numerical analysis of water hammer. The most common use of slurry is as a means of transporting solids, the liquid being a carrier that is pumped on a device such as a centrifugal pump. Solid liquid flow slurry pipeline transportation by edward. Due to relatively difficult description of the volumetric concentration bottom layer depth, these parameters vary in time and volume of slurry, and an alternative approach was proposed. To obtain modeling solution a commercial cfd code fluent 6. A slurry pipeline is a specially engineered pipeline used to move ores, such as coal or iron, or mining waste, called tailings, over long distances.
Excellent engineering solutions 22 geho experience. Transportation of solids using centrifugal pumps march 1822. There are chapters on pumps, valves, and other mechanical equipment as well as problems of corrosion and. Bauxite has developed a reputation for being difficult to hydraulically transport. Computational fluid dynamics cfd simulation results, obtained using a commercial cfd software package, ansyscfx, were compared with a number of experimental data sets available in the literature.
A study of the factors affecting transporting solid liquid. The pressure drop across the bend has been measured at five concentrations in the range of 5065% by weight and the data has been analyzed to obtain the relative pressure drop, bend loss coefficient and permanent pressure loss. Avoid settling of solids in slurry transport systems with flow velocities above certain levels sponsored links a suspension of solid particles in a liquid, as in a mixture of cement, clay, coal dust, manure, meat, etc. Solidliquid flow at higher concentration through bend. Liquid solid flow represents the flow of a liquid continuum carrying dispersed solid panicles suspended and conveyed by the drag and pressure forces of the liquid acting on the particles.
Slurry pipelines are being extensively used for transporting solid materials in. Solidliquid flow slurry pipeline transportation in. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel. Theory the design procedure for slurry flow pipelines comprises of determination of the pipeline diameter such that the total annual cost is minimum. Long distance pipeline transportation of ore slurry. Slurry transport has become a subject of interest in several industries, including oil and gas. Cfd modeling of commercial slurry flow through horizontal. The transient flow is one of the most difficult problems to describe. They are one of the principal methods for material transport in minerals processing plants and thus their accurate engineering is of paramount importance. Pumps, valves, mechanical equipment, economics, author wasp, e. Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus. Crosscountry bauxite slurry transportation springerlink. In a slurry transport pipeline, the total cost is the sum of pumping energy cost and the cost of pipes.
Explore our range of slurry transportation services. Pipeline or slurry pipeline all of which, except for markers in heavily developed urban areas, must shall. To design the pipelines and its associated facilities designers need accurate information regarding pressure drop, critical velocity, flow regimes, hold up etc. Pipeline transport is considered environment friendly and economical as compared to rail and road transport. It is a solidliquid separation of transportation mode in which the material liquid or. Slurry concentration and critical velocity of flow is especially important. Twerda heat transfer and fluid dynamics, technical sciences, tno, the netherlands abstract large scale numerical modelling of slurry flow in horizontal pipelines has been carried out. The flow of highly concentrated multi sized particulate slurry is very complex kaushal et al. The transport conditions of solids in slurry pipelines cause the flow behavior of solidliquid mixture to vary strongly and affect the hydraulic gradients in the systems. Advances in solidliquid flow in pipes and its application. Study on parameters of slurry pipeline transportation. The flow of solid liquid slurries in pipes differs from the flow of homogeneous liquids in a number of ways. Avoid settling of solids in slurry transport systems with flow velocities above certain levels. Gandhi, solid liquid flow slurry pipeline transportation, trans tech publications, clausthal.
The importance of slurry solid transport in the oil and gas industry is evident in areas of cuttings transport, sand transport and, lately, hydrates. Therefore, the grade of slurry pipeline transportation is needed to be used. Head loss was measured in a horizontal pipeline allowing to verify the effect of pipe inclination on slurry transport and energy loss. Solidliquid flow slurry pipeline transportation wasp, edward j on. A slurry is a mixture of solids denser than water suspended in liquid, usually water. Study on flow velocity during wheeled capsule hydraulic. Solidliquid flow slurry pipeline transportation edward. This document was downloaded from the penspen integrity. Solidliquid flow slurry pipeline transportation edward j. This is about to change with the first longdistance slurry pipeline. Slurry piping systems, its design and instrumentation.
Doublespecies slurry flow in a horizontal pipeline. A deep analysis of transients in slurries is crucial, both theoretically and practically. Numerous and frequentlyupdated resource results are available from this search. Jun 30, 2019 slurry flow through a pipe bend is of most important concern as it contributes not only to high pressure drop and prone to extra erosion in the pipeline. Ebook solid liquid flow slurry pipeline transportation as pdf. In transport systems for slurries its important to avoid settling of solids by keeping the fluid velocities in the pipe lines above certain levels. Many large slurry pipelines were built and operating around the world.
Open library is a high quality resource for free kindle books. A study on optimal sizing of pipeline transporting. Scribd is the worlds largest social reading and publishing site. Obtained data are useful for pipeline systems design and also valuable for verification of numerical simulations of the slurry. The theoretical and practical aspects of slurry transport, from design to operations, are covered by an international staff of experts in the field. Transportation of slurries through pipeline is common in many industries including foods. Pressure drop for the flow of high concentration solidliquid.
Best sites for books in any format enjoy it and dont forget to bookmark and share the love. Hydrodynamic simulation of multisized high concentration. In the free section of the our site youll find a ton of free books from a variety of genres. Liquidsolid flow represents the flow of a liquid continuum carrying dispersed solid panicles suspended and conveyed by the drag and pressure forces of the liquid acting on the particles. Slurry piping systems, its design and instrumentation posted by akki on 10. Solidliquid flow slurry pipeline transportation free ebook download as pdf file. Pipeline transportation systems for liquids and slurries asme code for pressure piping, b31 an american national standard asme b31. Solid liquid flow slurry pipeline transportation edward j. Elnahhas, computational fluid dynamics simulation of the solidliquid slurry flow in a pipeline, in proceedings of the 17th international water technology conference, istanbul, turkey, november 20. The transport of multiphase flows, in particular the transport of slurry twophase liquidsolid flow through pipelines is widely encountered in many industries such.
Hydrodynamic simulation of horizontal slurry pipeline flow. Pipeline transportation systems for liquids and slurries asme code for pressure piping, b31. A new empirical equation is proposed for predicting critical flow velocity in slurry transporting horizontal pipelines. Pipe bends also provide flexibility in a route of slurry pipelines. The 250kmlong, 10 mty capacity pipeline was designed by psi. Ebook solid liquid flow slurry pipeline transportation as. Solidliquid flow slurry pipeline transportation scribd. Principal applications include the transportation of metal concentrate and tailings, coal, sand, chemicals and.
Pipeline transport of solidsinliquid has been discussed in. The aim of those slurry flows may be the transport of. Computational fluid dynamics simulation of the solid liquid slurry flow in a pipeline tamer nabil 1, imam elsawaf 2, and kamal elnahhas 3 1 assistant lecturer, faculty of engineering, suez canal university, ismailia, egypt email. The flow of solidliquid slurries in pipes differs from the flow of homogeneous liquids in a number of ways. The innovated models for mixedsized slurry flows by seitshiro et al. An analysis of the settling velocity of solid particles, including the. The experimental tests include measurements of main parameters affecting transport of solid liquid mixture, like sand slurry and mud slurry. Wasp is the author of solid liquid flow slurry pipeline transportation 5. Solidliquid flow slurry pipeline transportation bulk materials handling, vol 1, no 4 9780878490165. In homogenous flow, uniform solid concentration prevails throughout the section of the pipeline. Wasp is credited with inventing slurry pipeline transportation in his text solidliquid flow slurry pipeline transportation published in 1977.
Experiments were performed in a horizontal pipe flow loop of 23 mm internal diameter. Pressure drop across a 90 horizontal bend for fly ash slurry at high concentrations is reported in the present study. A mixture of the ore concentrate and water, called slurry, is pumped to its destination and the water is filtered out. Solidliquid flow slurry pipeline transportation bulk. The experimental tests include measure ments of main parameters affecting transport of solid liquid mixture, like sand slurry and mud slurry. Computer simulations based on different theories for solid liquid twophase flow system were performed for a 126mile slurry pipeline. Pressure drop for the flow of high concentration solid. A systematic field test program was conducted on the pipeline. Solidliquid flow slurry pipeline transportation book. Eulerianeulerian simulation of particleliquid slurry.
Trans tech publications, 1977 ocolc566232742 online version. Solidliquid flow slurry pipeline transportation by edward j. At present, the mining industries, commonly utilizes slurry pipeline in the transport of mineral ore, concentrate or tailings. Heterohomogeneous solids liquid flow in the turbulent regime economic transport of digested sludge slurries sanitary sewage transport velocity head loss in spiral solid liquid flow in pipes a pneumo slurry system of collecting and removing solid wastes precrushing solid wastes for pipeline transportation.
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