Principal applications include the transportation of metal concentrate and tailings, coal, sand, chemicals and. At present, the mining industries, commonly utilizes slurry pipeline in the transport of mineral ore, concentrate or tailings. Solid liquid flow slurry pipeline transportation book. Doublespecies slurry flow in a horizontal pipeline. Experiments were performed in a horizontal pipe flow loop of 23 mm internal diameter. In this paper, the analysis of the transient flow in highdensity polyethylene pressure pipelines is described. Pipe bends acquire relatively higher pressure drop. Therefore, the grade of slurry pipeline transportation is needed to be used. 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. Solid liquid flow slurry pipeline transportation by edward j. When in the study of grade transmission, we must focus on hydraulic characteristics of solid liquid twophase for different quality of iron ore concentrate.
Ebook solid liquid flow slurry pipeline transportation as. The flow of solid liquid slurries in pipes differs from the flow of homogeneous liquids in a number of ways. Due to the abrasive properties of slurry, the pipelines can be lined with highdensity polyethylene hdpe, or manufactured. 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. 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. Theory the design procedure for slurry flow pipelines comprises of determination of the pipeline diameter such that the total annual cost is minimum.
Solidliquid flow slurry pipeline transportation free ebook download as pdf file. Head loss was measured in a horizontal pipeline allowing to verify the effect of pipe inclination on slurry transport and energy loss. Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus. Twophase solidliquid flow in inclined pipes scielo. Advances in solidliquid flow in pipes and its application. Several other pipelines are currently being considered for transportation of bauxite. The aim of those slurry flows may be the transport of. Numerous and frequentlyupdated resource results are available from this search. Obtained data are useful for pipeline systems design and also valuable for verification of numerical simulations of the slurry. 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.
Study on flow velocity during wheeled capsule hydraulic. To design the pipelines and its associated facilities designers need accurate information regarding pressure drop, critical velocity, flow regimes, hold up etc. Study on parameters of slurry pipeline transportation. The experimental tests include measure ments of main parameters affecting transport of solid liquid mixture, like sand slurry and mud slurry. Hydrodynamic simulation of horizontal slurry pipeline flow. Numerical modelling of the slurry flow in pipelines and prediction of flow regimes m. A slurry is a mixture of solids denser than water suspended in liquid, usually water.
Pipeline transportation systems for liquids and slurries asme code for pressure piping, b31. Solidliquid flow slurry pipeline transportation series on bulk materials handling bulk materials handling, vol 1, no 4. The transient flow is one of the most difficult problems to describe. The experimental tests include measurements of main parameters affecting transport of solid liquid mixture, like sand slurry and mud slurry. Eulerianeulerian simulation of particleliquid slurry flow. Bauxite has developed a reputation for being difficult to hydraulically transport. An analysis of the settling velocity of solid particles, including the. Pipeline or slurry pipeline all of which, except for markers in heavily developed urban areas, must shall.
Solid liquid flow slurry pipeline transportation edward j. Solidliquid flow slurry pipeline transportation bulk materials handling, vol 1, no 4 9780878490165. Slurry piping systems, its design and instrumentation. Solidliquid flow slurry pipeline transportation book, 1977. Pipeline transport of solidsinliquid has been discussed in. Pipeline transport is considered environment friendly and economical as compared to rail and road transport. In homogenous flow, uniform solid concentration prevails throughout the section of the pipeline. Scribd is the worlds largest social reading and publishing site. Solidliquid flow slurry pipeline transportation in.
Slurry concentration and critical velocity of flow is especially important. Crosscountry bauxite slurry transportation springerlink. The innovated models for mixedsized slurry flows by seitshiro et al. Elnahhas, computational fluid dynamics simulation of the solidliquid slurry flow in a pipeline, in proceedings of the 17th international water technology. Through extensive knowledge of heat tracing and variablespeed operation along with close working. Numerical modelling of the slurry flow in pipelines and. It is a solidliquid separation of transportation mode in which the material liquid or. Solidliquid flow slurry pipeline transportation edward. 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. Sep 20, 2017 the results were used to build a numerical model of transient flow, which was the second stage of investigation. Pdf solidliquid flow at higher concentration through bend.
Slurry transport has become a subject of interest in several industries, including oil and gas. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel. The flow of highly concentrated multi sized particulate slurry is very complex kaushal et al. A new empirical equation is proposed for predicting critical flow velocity in slurry transporting horizontal pipelines. If the slurrys speed of flow is not sufficiently high, the particles will not be maintained in suspension. Early studies for slurry transportation through pipeline were based on moderate concentration 25% by volume. Long distance pipeline transportation of ore slurry. The importance of slurry solid transport in the oil and gas industry is evident in areas of cuttings transport, sand transport and, lately, hydrates.
Slurry piping systems, its design and instrumentation posted by akki on 10. A mixture of the ore concentrate and water, called slurry, is pumped to its destination and the water is filtered out. Introduction the transport of multiphase flows, in particular the transport of slurry twophase liquid solid flow through pipelines is widely encountered in many industries such as the energy and nuclear, petroleum, mining and chemical industries. 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 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. Hydraulic calculation of gravity transportation pipeline. Pipeline transportation systems for liquids and slurries asme code for pressure piping, b31 an american national standard asme b31. 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. An experimental investigation was carried out on the transport of solid liquid mixture through pipelines. The theoretical and practical aspects of slurry transport, from design to operations, are covered by an international staff of experts in the field. Theory and technology of slurry pipeline transportation. Wasp is the author of solid liquid flow slurry pipeline transportation 5. Solids pipeline transportation has been confined to manufacturing, mining, and construction.
Transportation of slurries through pipeline is common in many industries including foods. 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 250kmlong, 10 mty capacity pipeline was designed by psi. Open library is a high quality resource for free kindle books. Applications of computational fluid dynamics to study.
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. There are chapters on pumps, valves, and other mechanical equipment as well as problems of corrosion and. Hydrodynamic simulation of multisized high concentration. 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. They are one of the principal methods for material transport in minerals processing plants and thus their accurate engineering is of paramount importance. Designers need precise information regarding hold up, critical velocity, pressure drop. An experimental and numerical analysis of water hammer. Explore our range of slurry transportation services. Pdf solid liquid flow slurry pipeline transportation.
The format includes classroom lectures, pipeline pumping tests, demonstrations of slurry flow in the giw hydraulic lab, and an extended total system design. 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. A study on optimal sizing of pipeline transporting. Solidliquid flow slurry pipeline transportation scribd. 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. Solid liquid flow slurry pipeline transportation wasp, edward j on. 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. 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. Cfd modeling of commercial slurry flow through horizontal. 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. 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. Ebook solid liquid flow slurry pipeline transportation as pdf. In this paper, slurry flow characteristics of glass beadswater slurry has been studied in a pipe of 0.
Computer simulations based on different theories for solid liquid twophase flow system were performed for a 126mile slurry pipeline. Avoid settling of solids in slurry transport systems with flow velocities above certain levels. Solidliquid flow slurry pipeline transportation by edward j. Best sites for books in any format enjoy it and dont forget to bookmark and share the love. Pumps, valves, mechanical equipment, economics, author wasp, e. In the transport of concentrate, a typical system will include an agitated storage feed tank, a pumping station. 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. Solid liquid flow slurry pipeline transportation free ebook download as pdf file. Our slurry pumps, hoses, pipe spools and valves ensure you can move your slurries to where they need to be. Wasp is credited with inventing slurry pipeline transportation in his text solidliquid flow slurry pipeline transportation published in 1977. To obtain modeling solution a commercial cfd code fluent 6.
In transport systems for slurries its important to avoid settling of solids by keeping the fluid velocities in the pipe lines above certain levels. Solidliquid flow slurry pipeline transportation wasp, edward j on. 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. Pressure drop for the flow of high concentration solid. This is about to change with the first longdistance slurry pipeline. Stanford libraries official online search tool for books, media, journals, databases, government documents and more. Many large slurry pipelines were built and operating around the world.
The transport of multiphase flows, in particular the transport of slurry twophase liquidsolid flow through pipelines is widely encountered in many industries such. Effect of mean particle diameter on pressure gradient of doublespecies slurry in the pipe was studied. Experimental investigation of hydrate formation, plugging. This document was downloaded from the penspen integrity. Solidliquid flow slurry pipeline transportation edward j. 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. Slurry pipelines are being extensively used for transporting solid materials in. Solid liquid flow slurry pipeline transportation by edward. The study was carried out using eulerianeulerian twophase model with rng kepsilon model turbulence closure. Trans tech publications, 1977 ocolc566232742 online version.
Pressure drop for the flow of high concentration solidliquid. For the durand equation the fixed data are combined in a factor which gives 6. Solidliquid flow slurry pipeline transportation by. 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. Solidliquid flow slurry pipeline transportation bulk. Pipeline transportation systems for liquids and slurries. Eulerianeulerian simulation of particleliquid slurry. Hydrate formation, if not properly monitored and controlled, may lead to pipeline blockage. 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.
A study of the factors affecting transporting solid. References slurry pipeline transport slurry pipelines slurry pipelines 100 kms. Slurry flows are very important for metallurgical process engineering. Publication date 1977 series series on bulk materials handling. The flow of solidliquid slurries in pipes differs from the flow of homogeneous liquids in a number of ways. In a slurry transport pipeline, the total cost is the sum of pumping energy cost and the cost of pipes. In the free section of the our site youll find a ton of free books from a variety of genres.
Slurry transportation is highly complex due to the. 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. The aim of those slurry flows may be the transport of bulksolids or physical. Advances in solid liquid flow in pipes and its application focuses on solid liquid interactions. Special considerations relevant to this systems are introduced by the fact that slurry in not homogeneous phase unlike gas or liquid. Solidliquid flow at higher concentration through bend. Transportation of solids using centrifugal pumps march 1822. A study of the factors affecting transporting solid liquid. Pdf solid liquid flow slurry pipeline transportation semantic. Gandhi, solid liquid flow slurry pipeline transportation, trans tech publications, clausthal.
Pressure drop across a 90 horizontal bend for fly ash slurry at high concentrations is reported in the present study. With liquids the complete range of velocities is possible, and the nature of the flow i. 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. Computational fluid dynamics simulation of the solidliquid slurry flow in a pipeline tamer nabil 1. Pipe bends also provide flexibility in a route of slurry pipelines. Solidliquid flow slurry pipeline transportation book. Project50490270 supported by the national natural science foundation of china. Slurry transport through a pipeline may be achieved by three flow regimes. The principal aim of this was to study how to transport slurries through pipeline systems. A deep analysis of transients in slurries is crucial, both theoretically and practically. A systematic field test program was conducted on the pipeline. Excellent engineering solutions 22 geho experience. This methode is shown in his book solid liquid flow slurry pipeline transportation. Coal slurry pipelines fell out of favor as the environmental impacts were revealed to be harmful.