Request pdf performance of kenics static mixer over a wide range of reynolds number the present study deals with the numerical simulation of flow patterns and mixing behaviour in. 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. For simple mixing applications helical static mixers type ht the type ht helical static mixer pioneered the motionless mixing industry over 40 years. Your kenics mixer blender is a rugged piece of process mixing equipment manufactured to demanding design and quality standards. Efficient synthesis of polyacrylamide based hydrogels. Additional velocity reversal and flow division results from combining alternating right and lefthand elements, thus increasing mixing efficiency. New kenics ultratab static mixer is designed specifically for turbulent flow applications.
High performance static mixers custom made by westfall. Its compact, inline design allows for easy installation inot exisiting pipelines. Smx static mixer geometry 8 elements with additional pipe inlet for the initiator inflow. Analysis and optimization of kenics static mixers materials. Km mixers can be found in a wide range of markets including chemical, refining, oil and gas, polymer, food, pulp and paper, and water and wastewater treatment. Little company of cambridge, massachusetts, usa in the late 1960s and licensed the technology to kenics. Reactor engineering by interrupting the parabolic velocity profile. Pdf flow and mixing with kenics static mixers researchgate. Improved thermal uniformity optimizes process performance. Kenics static mixer plif viscoelasticity fluid blending a b s t r a c t the mixing of ideal viscoelastic boger. Ultratab static mixer designed for low viscosity mixing such as chemical dosing, water.
Solutions and designs are offered to accurately determine the water content in crude oil and hydrocarbon streams. Kenics kmx static mixer pumps seals valves process equipment. Kenics static mixer national oilwell varco nov pdf catalogs. Loading of a matrix from the disk file typically re quires a few seconds. Plug flow reactor static mixers plug flow reactors for viscous materials tubular reactors filled with static mixing elements are often used as plug glow reactors for viscous materials. Static mixers and multifunctional heat exchangersreactors. A new pressure drop correlation in a kenics static mixer has been developed. Optimization of a kenics static mixer for noncreeping. Kenics static mixers have set the standard for inline mixing and heat transfer performance. In fluid mechanics a liquid speed of 2,5msec is general advised as a maximum liquid speed. Approximate 4 diameter x 42 long tube, rated 1485 psi at 300 degrees f. However, although spatial heterogeneity of formed hydrogels is frequently observed probably due to temporal oscillations. Heat transfer exclusive edgesealed mixing elements give kenics static mixer heat transfer rates 3 to 10 times greater than open tubes. For the present study, a kenics mixer with six elements i.
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. Static mixer consists of a number of stationary mixing elements inserted along the direction of flow in a pipe. Often used mixing devices are dynamic mixers for agitated. Analysis and optimization of kenics static mixers, o. Demonstratie van het stromingspatroon in een kenics statische menger, type wvm. Find, read and cite all the research you need on researchgate. The elements use the energy from the process stream to provide blending, dispersion, and heat transfer with minimal pressure energy loss.
Kenics static mixers eliminate hot or cold spots typical of flow in open pipes. For simple mixing applications stamixco static mixer. Hi,for a ph control application, we recieved a quotations for the 16 hastelloy c static mixer. Determine the static mixer nominal diameter the mentioned liquid speeds are indicative. Mixing element constructed by sweeping the profile along the spiral. Kenics ultratab static mixer national oilwell varco. Chemineer incorporates advanced technology into every kenics mixer to give you reliable. The helical alternating twist bowtie static mixer was invented by arthur d. Static pipe mixers, open channel mixers, enclosed duct mixer. Performance of kenics static mixer over a wide range of.
Introduction mixing is an operation commonly encountered in the chemical process industries. The mapping approach is applied to study the distributive mix ing in the, widely industrially used, kenics static mixer. Oftentimes, there are installation space restrictions, pressure drop limitations, and pipe run limitations inherent in the application. The hev provides pressure losses up to 75% lower than other conventional static mixers, and can handle any. Kenics static mixer installation, operation and maintenance manual. Flow profile in kenics static mixer t1 t2 sulzer or kenics. Statiflo is a world leader in the development and application of static. Km static mixer with the longest list of installations in the industry, the detailed design capabilities of this mixer o er guaranteed mixing results. Kenics static mixers 125 flagship drive north andover, ma 01845 phone. Hobbs and muzzio 3 analysed a few mixer layouts, demonstrating that the key parameter to change is the blade twist and that the standard kenics mixer with the blade twist 180. Circular serrated smx static mixer geometry 8 elements with additional pipe inlet for the. Kenics static mixers and heat exchangers utilize process specific elements in a housing for continuous flow applications. Kenics static mixers are widely used in the oil and gas industry. Static mixers are used in most extrusion applications including the following.
Assessment of different methods of analysis to characterise the mixing of shearthinning. Mixing performance of viscoelastic fluids in a kenics km. Nonlinear pressure drop oscillations during gelation in a. Stamixco is not a distributor of, authorized by or affiliated with kenics corporation. One of the most commonly used is the kenics type static mixer. Kenics static mixer quick selection guide flow range gpm line size viscosity cp 1 10 100 500 0. The static mixer traces its origins to an invention for a mixing device filed on nov.
Kenics ultratab static mixer turbulent blending turbulent blending is the mechanism for mixing in many applications such as water treatment and desalination plants. Used chemineer kenics fixed element static mixer, model 4kms6, stainless steel. We incorporate advanced technology into every static mixer to give. Worldwide leaders in technology and application of static pipe mixers, open channel mixers and enclosed duct mixers. Chemineer, dayton, ohio, recently announced the startup of its compass chemineer online mixer pricing and selection system. Pressure drop data were generated from computational fluid dynamics cfd calculations, avoiding the. A general correlation for pressure drop in a kenics static. 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. Kenics km kenics static mixers by national oilwell varco. Pdf optimization of kenics static mixers han meijer. The following 11 files are in this category, out of 11 total. Since many years static mixers find usage in chemical, food, cosmetic and pharmaceutical industry. This device was the housedelements type and was licensed to the.
876 1246 22 64 48 27 1176 895 559 1381 1644 1362 771 691 1564 269 1522 1637 1050 862 1441 914 1589 668 1134 1315 1028 185 807 651 1582 1162 1372 1388 884 688 1236 749 347 1082 721 219 1385 819 593