The smooth element geometry results in efficient mixing of miscible fluids in laminar or turbulent flow and dispersion of immiscible fluids or. They can be found in a wide range of markets including chemicals, refining, polymers, food, pulp and paper, and water and wastewater treatment. Make use of leading and pacemaking technology with the. Laminar blending km static mixer the alternating helical elements of the km static mixer continually divide, stretch and reorient the flow stream to produce complete mixing with minimum pressure drop. Benefit from our longlasting experience and broad application knowhow.
The ht static mixer is cost effective and is most suitable for use in small. Westfall specializes in highperformance dropin motionless mixers used in pipeline and blending systems for the water treatment, wastewater treatment, oil, gas and biofuels, chemical, food and. The device relies on a systematic splitting, reorientation and recombination of the two fluids using a series of mixing elements. In all kenics km series static mixers, a patented helical mixing element directs the flow of material radially toward the pipe walls and back to the center. Kenics static mixer quick selection guide flow range gpm line size viscosity cp 1 10 100 500 0. Static mixers are easily sized using available formulas and pressure drop charts.
The admixer is an allstainless sanitary static mixer and blender ideal for processing miscible fluids regardless of flow rates, viscosity or density. Kenics static mixers have set the standard for inline mixing and heat. The subject literature shows many investigations of kenics static mixer with the following main aspects considered. Pdf the laminar flow of nonnewtonian fluids through a kenics static mixer is. Mixing performance of viscoelastic fluids in a kenics km inline static. Statiflo is a world leader in the development and application of static pipe mixers, inline static mixers, channel mixers, duct mixers, gas dispersion systems, flow conditioners and associated technologies with thousands of customers in every process industry in over 80 countries. Another option is to use a slightly different style static mixer. Our static mixers are off the shelf in stainless steel with triclover connections but can be made. Koflo pvc mixers with injection port from coleparmer. Performance of kenics static mixer over a wide range of reynolds number article in chemical engineering journal 92. For the static mixer it is no problem to go over this limit.
Galaktionov et al analysis and optimization of kenics static mixers intern. Gas dispersion systems discover the statiflo gas dispersion. Westfalls 3050 static mixer generates 2 to 4 times less headloss than other mixing solutions. Our static mixers are off the shelf in stainless steel with triclover connections but can be made to order in other materials and with other connections. Hi,for a ph control application, we recieved a quotations for the 16 hastelloy c static mixer. Manual, introduction to the particle tracing module, p. Chemineer incorporates advanced technology into every kenics mixer to give you reliable, uninterrupted. The isg interfacial surface generator static mixer is ideal for blending materials with large viscosity ratios, as high as 250,000. The kenics mixer consists of a number of left and righthand helical elements.
Combined static mixers for high viscous fluids mixing. The fluid moves through the mixer in an alternatingclockwise. Among all static mixers the kenics mixer is regarded as the most efficient mixer in a wide range of flows and scales, ranging from micro to macroscale. This design features four holes bored at oblique angles through.
Laminar blending km static mixer the alternating helical elements of the km. The elements use the energy from the process stream to provide blending, dispersion, and heat transfer with minimal pressure energy loss. The store helps processors quickly and easily select and purchase the proper static mixer for their specific application. Kenics ultratab kenics static mixer by national oilwell. The applied model of the kenicstype mixer had six elements, each of which was. A new pressure drop correlation in a kenics static mixer has been developed. The laminar flow of nonnewtonian fluids through a kenics static mixer is investigated by using the cfd. This mixer is perfect for the instant dilution of juice. The llpd consists of semielliptical plates like the lpd design, but the plates are 120 degrees relative to each other instead of 90 degrees. In a framework of the current work the cfd simulation for kenics static mixer were performed. Kenics km static mixers in all kenics km series static mixers, a patented helical mixing element directs the flow of material radially toward the pipe walls and back to the center.
Helical static mixer type ht home page stamixco static. New kenics ultratab static mixer is designed specifically for turbulent flow applications. A new static mixer crossoverdisc has been invented to strip off the boundary layer and to make strong radial mixing. A static mixer for mixing components of liquid reactive multicomponent compounds includes a jacket 1 having a mixing section 4, an inlet 2 and an outlet 3, at least one mixing element 5 arranged in the mixing section 4 and having its outer dimensions adapted to inner dimensions of the jacket 1, and at least one chamber 6 arranged between the inlet 2 and the. A static mixer for mixing components of liquid reactive multicomponent compounds includes a jacket 1 having a mixing section 4, an inlet 2 and an outlet 3, at least one mixing element 5. Pdf laminar flow in static mixer with helical elements. Jul 31, 2008 in all kenics km series static mixers, a patented helical mixing element directs the flow of material radially toward the pipe walls and back to the center. This mixer is ideal for laminar flow and high viscosity ratio blending. This image shows the concentration distribution on the surface of a kenics static mixer. In fluid mechanics a liquid speed of 2,5msec is general advised as a maximum liquid speed. Pressure drop data were generated from computational fluid dynamics cfd calculations, avoiding the experimental limitations. Within every element those four cores merge and form two high speed cores again, one.
Inline static mixers hd process manufacture stainless static mixers in a range of sizes from. The kmx utilizes crossstream mixing and flow splitting to achieve very rapid blending. The stamixco helical twist spiralbowtie static mixer design pioneered the inline motionless mixing industry over 40 years ago. Among all static mixers the kenics mixer is regarded as the most efficient mixer in a wide range of flows and scales, ranging from micro to macro. Custom designed, engineered and built the statiflo gas dispersion system gds is a new concept for simultaneous mixing and mass transfer. Capable of reliable operation in a wide range of process applications, including those in the polymer, plastic, and food and beverage industries, kenics heat exchangers require less. Mixing elements in pipe and tube mixers are securely attached to the mixer walls, so internal pressure changes cannot collapse elements and stop flow. Aug 01, 2005 kenics km series static mixers from chemineer inc. The helical alternating twist bowtie static mixer was invented by arthur d. Kenics km static mixer the ideal solution for homogenisation of bottom sediment and water prior to sampling in custody transfer pipelines application chemineer is a global manufacturer of static mixers for the oil and gas industry. Demonstratie van het stromingspatroon in een kenics statische menger, type wvm. Static inline mixers inline static mixers are specialty mixers installed in the line and mix fluids as you pump them through a pipeline. Introduction mixing is an operation commonly encountered in the chemical process industries. One of the most commonly used is the kenics type static mixer.
Solutions and designs are offered to accurately determine the water content in crude oil and hydrocarbon streams. Static mixers for carrying chemical reactions are usually longer and flow velocity is higher than for. This mixer is perfect for the instant dilution of juice concentrates, flavors or colorants in prepared foods. Chemineer, dayton, ohio, recently announced the startup of its compass chemineer online mixer pricing and selection system online. The km static mixer produces rapid mixing by inducing circular patterns that reverse direction at each element intersection. Pdf numerical investigation of the performance of kenics static. The pressure drop of crossoverdisc is 1226 times as large. Laminar blending km static mixer the alternating helical. The quotations have been recieved from sulzer and chemineer kenics. High performance static mixers custom made by westfall. The paper focus on the mixing quantities in the mixing process of two different flow streams with similar or different properties as well as flow rates. A general correlation for pressure drop in a kenics static mixer. In food or cosmetic industry one must deal very often with nonnewtonian fluids. Static pipe mixers, open channel mixers and enclosed duct mixers.
Your initial selection can be made by following the guidelines listed below. Analysis and optimization of kenics static mixers materials. This study presents results for a smx and smr static mixer and compare mixing pattern with experimental visualisation. This device was the housedelements type and was licensed to the kenics. Kenics static mixers and heat exchangers utilize process specific elements in housing for continuous flow applications. Kenics static mixers are currently being used in numerous processing applications, in order to reduce overall cost and significantly improve efficiency, speed and control. Kenics published a tremendous amount of fundamental high. Static pipe mixers, open channel mixers, enclosed duct mixer. It is a high performance static mixer capable of mixing materials with equal or very large differences in viscosity and volumetric ratio. Study of effects of design modification in static mixer. This device was the housedelements type and was licensed to the kenics corporation and marketed as the kenics motionless mixer. Consult national oilwell varco novs entire kenics static mixer catalogue on.
Kenics static mixers and heat exchangers utilize process specific elements in a housing for continuous flow applications. Pdf analysis and optimization of kenics static mixers. Chemineer incorporates advanced technology into every kenics mixer to give you reliable, uninterrupted performance that you can depend on for the long term. All material is continuously and completely mixed, eliminating radial gradients in temperature, velocity and material composition. Today, the kenics brand is owned by national oilwell varco.
Little company of cambridge, massachusetts, usa in the late 1960s and licensed the technology to kenics corporation of andover, massachusetts, usa who trademarked the design as the kenics static mixer. The kenics helical mixing element is mainly used for inline blending of liquids under laminar flow conditions. Introduction the kenics static mixer was designed to mix comparitable liquids without recourse to mechanical motion. They can be easily installed, cleaned and maintained. Step 1 pick the mixer that meets your headloss requirements.
The results of the kenics static mixer obtained from the simulations were compared with the empty tube, using intensity of separation and probability density function evaluated the mixing performance. Often used mixing devices are dynamic mixers for agitated tanks and. Kenics static mixers have set the standard for inline mixing and heat transfer performance. Chemineer, dayton, ohio, recently announced the startup of its compass chemineer online mixer pricing and selection system online store offering kenics static mixers. Kenics static mixer, which are being utilized in various industrial operations. Xgrid static mixer type gx for viscous material processing. Km static mixer the km static mixer produces rapid mixing by inducing circular patterns that reverse direction at each element intersection. The static mixer traces its origins to an invention for a mixing device filed on nov. Performance of kenics static mixer over a wide range of. Although various axial static mixers have been proposed, their. Kenics km static mixer km static mixers feature a patented helical mixing element which produces complete radial mixing and flow division for any combination of liquids, gases, or solids. The statiflo gds is designed to overcome the difficulties associated with the use of a single static mixer.
Often used mixing devices are dynamic mixers for agitated tanks and static mixers for pipeline mixing. Kenics kmx static mixer pumps seals valves process equipment. Numerous independent studies have shown that kenics static mixers maximize mixing efficiency without the wasted energy and material blockage typically found in more restrictive motionless mixers. Kenics static mixer national oilwell varco nov pdf catalogs. Additional velocity reversal and flow division results from combining alternating right and lefthand elements, thus increasing mixing efficiency. The purpose of the mixer is to mix the 1% diluted sulfuric acid with thegeothermal brine in order to achieve the targeted brines ph level. Statiflo is a world leader in the development and application of static pipe. The fluid enters on the bottom left hand side of the image. Pdf the flow pattern, pressure drop and the mixing characteristics of kenics static mixers are investigated by means of computer simulations. Little company of cambridge, massachusetts, usa in the late 1960s and licensed the technology to kenics corporation of andover. Numerical investigation of the performance of kenics static mixers.
Worldwide leaders in technology and application of. Cad tool in comsol also allows user to import andor export the geometry from. Pdf optimization of kenics static mixers han meijer. The mixing of ideal viscoelastic boger fluids within a kenics km static mixer has been. Shell and tube exchangers utilized kenics elements to boost heat transfer rates for high viscosity cooling and heating applications over a conventional shell and tube heat exchangers. Cummins qsb6 7 pdf split and merge download 156mqh. Make use of leading and pacemaking technology with the most energy efficient mixer designs for key markets. Static mixers consist of metallic inserts that fit into a pipeline and redirect flow in order to. Kenics static mixer technology, available exclusively in kenics heat exchangers, offers the highest available coefficients for fast, uniform heat transfer. Pressure drop data were generated from computational fluid dynamics cfd calculations, avoiding the experimental limitations in obtaining comprehensive data enough for developing a reliable pressure drop correlation.
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