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  • RESEARCH Open Access Investigation of the influence of ...

    nozzle, both air-jet and steam-jet textured yarns were manufactured. The influence of effect-yarn parameters on the steam-jet texturing performance has been studied. Furthermore, steam-jet texturing was compared with air-jet texturing in terms of the processing parameters and the textured yarn properties. The results show that

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  • The Mechanism of the Air-Jet Texturing: The Role of ...

    A comprehensive review of the roles played by the airflow, wetting and spin finish on the air-jet texturing process is given. The results of an experimental investigation of the air-jet texturing ...

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  • (PDF) Effect of Nozzle Geometry on Air-Jet Texturing ...

    Abstract and Figures. This paper systematically investigates the effect of a number of geometric parameters on the texturing performance of air-jet texturing nozzles. In order to facilitate the ...

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  • (PDF) Investigation of the use of steam for spun-like ...

    textured yarn tension between steam-jet texturing and air-jet texturing (F=7.496, p=0.000) T 2 of the air-jet texturing wa s hig her than that of steam-jet texturing at the production speeds from ...

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  • Commingled CF/PEEK Hybrid Yarns for Use in Textile ...

    Air-Jet Texturing Machine At the ITB a modified air-jet texturing machine (Type RMT-D, Stähle) is used for producing the commingled hybrid yarn. Opening of the reinforcement and matrix filaments takes places essentially aerodynamically in an air-jet nozzle. The machine allows the usage of different types of the air-jet nozzle and is equipped ...

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  • Effect of the air-jet and the false-twist texturing ...

    The air-jet texturing procedure leads to a slight increase in crystallinity of yarns whereas the false-twist texturing procedure was more effective especially when thicker filaments were textured.

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  • Development of air-jet textured and twisted carbon fibre ...

    A modified air-jet texturing machine with an added twisting part was used for the production of commingled hybrid yarns consisting of CFY and PA 6,6 filament yarns. The CFY and PA 6,6 filament yarns were fed by means of separate godet pairs. The mixing of the CFY and PA 6,6 filament yarns was realized aerodynamically using an intermingling nozzle.

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  • (PDF) Manufacturing of Air-Textured type yarn without ...

    Commercial success of air texturing process in 1951 has drawn the attention of manufacturers by production of air …

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  • Department of Textile Technology IIT Delhi

    Air jet texturing of siro spun yarns . 10. P.K.Thombre. 1990. An investigation on the mechanical properties of industrial ropes . 11.Prachi Aggarwal. 1990. Structure property relationship air jet textured yarns . 12. K.Sarkar . 1991 . Influence of addition of spin finish on acrylic yarn quality. 13. D.Daspal . 1991

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  • YARNS CLASSIFICATION - G.C.G.-11

    AIR JET YARNS. Simple yarns are characterized by uniform size and regular surface. They can be broadly divided …

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  • Development of air-jet textured and twisted carbon fibre ...

    A modified air-jet texturing machine with an added twisting part was used for the production of commingled hybrid yarns consisting of CFY and PA 6,6 filament yarns. The CFY and PA 6,6 filament yarns were fed by means of separate godet pairs. The mixing of the CFY and PA 6,6 filament yarns was realized aerodynamically using an intermingling nozzle.

    Get Price
  • Investigation of the use of steam for spun-like textured ...

    Purpose – The purpose of this paper is to investigate the use of steam in order to replace air in the production of spun-like textured yarns. Further, this paper analyse the effect of production speed on process and textured yarn properties. Design/methodology/approach – An existing air-jet texturing machine was modified to supply either air or steam to the texturing nozzle. Using standard ...

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  • CURRICULUM VITAE Prof. G.L.D. WICKRAMASINGHE

    spun-like texturing: Effect of production speed on texturing performance, Journal of Clothing Science and Technology Vol. 27, Issue 2, pp.177-190. 11. Wickramasinghe, G.L.D., & Foster P.W., (2015). Effects of core-yarn overfeed on texturing performance: comparison between air-jet and steam-jet texturing, The Journal of The Textile Institute

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  • MASTER OF TECHNOLOGY (M.TECH) (TT/TC) DEGREE COURSE

    MASTER OF TECHNOLOGY (M.TECH) (TT/TC) DEGREE COURSE M.TECH (F IRST SEMESTER) Index No. Title of Papers Hours per week TT 501 Developments in Fibre Production 4 TT 503 Structure and Properties of Fibres 4 MA 505 Advanced Mathematics & Computer Programming 4 Any one group of the Electives : Group A TT 507 Theory and Design of Spinning Machinery 4

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  • Department of Textile Technology IIT Delhi

    Air jet texturing of siro spun yarns . 10. P.K.Thombre. 1990. An investigation on the mechanical properties of industrial ropes . 11.Prachi Aggarwal. 1990. Structure property relationship air jet textured yarns . 12. K.Sarkar . 1991 . Influence of addition of spin finish on acrylic yarn quality. 13. D.Daspal . 1991

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  • State of the art of tool texturing in machining ...

    Mishra et al. (2018a) developed a model for the chip serration and contact length for plain and textured tools based on a linear regression model, which can be used for 2D machining simulations. The simulation results are shown in Fig. 1 and the chips are seen embedded in the textures at greater feed rates. In the case of vc =200 m min and vc =250 m min, the chips completely incorporate ...

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  • Project Report on POLYESTER YARN TEXTURING, CIRCULAR ...

    POLYESTER YARN TEXTURING, CIRCULAR KNITTING AND DYEING OF KNITTED FABRIC - Project Report - Manufacturing Process - Cost - Investment Required. Report includes feasibility report, profitability analysis, raw materials, break even points, formulations and formula and much more.

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  • YARNS CLASSIFICATION - G.C.G.-11

    AIR JET YARNS. Simple yarns are characterized by uniform size and regular surface. They can be broadly divided …

    Get Price
  • Scheme and Syllabi of - PTU

    MTTE- 501 Technical Textiles Definition and scope for technical textiles, brief idea about technical fibres, role of yarn and fabric construction. Filtration textiles: Definition of filtration parameters, filtration requirements Geotextiles: Brief idea about geosynthetics and their uses, essential properties of geotextiles,

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  • Drawing & Texturising Process

    Air jet Texturising: In this method of texturing, yarns led through the turbulent region of a air jet at a rate faster than if is drawn off on the far side of the jet, in the jet, the yarn structure is opened , loops are locked inside and others are locked on the surface of the yarn. An example of this method is the taslam process; Air jet ...

    Get Price
  • Physical and chemical modification of polyester fibres and ...

    This paper reports an investigation of air-jet texturing of technical polyester yarns without causing important decrease in their breaking strength.

    Get Price
  • Investigation of the effects of civil aviation fuel Jet A1 ...

    Jet engines are powered by kerosene, which consists of complex hydrocarbon mixtures with a boiling point of 145-300oC. Jet fuels have a similar petroleum fraction to diesel and fuel oil. The most common aviation fuel for military engines is jet propulsion fuel 8 (JP-8), and for the civil aviation jet engines is Jet A12.

    Get Price
  • Department of Textile Technology IIT Delhi

    Air jet texturing of siro spun yarns . 10. P.K.Thombre. 1990. An investigation on the mechanical properties of industrial ropes . 11.Prachi Aggarwal. 1990. Structure property relationship air jet textured yarns . 12. K.Sarkar . 1991 . Influence of addition of spin finish on acrylic yarn quality. 13. D.Daspal . 1991

    Get Price
  • Numerical and experimental study of the influence of ...

    The air-jet nozzle consists of different components. For the air suction channel, there are fibers inlet and outlet, and main and sub holes. Fig. 19 shows the structure of air jet nozzle profile. The structures of the nozzle, such as the diameters of the main and sub-holes, the number of sub-holes and angles of sub-holes (θ), have significant ...

    Get Price
  • Journal of the American Chemical Society (JACS ... - ACS Axial

    2021-2-28 · The Journal of the American Chemical Society (JACS), founded in 1879, is the flagship journal of the American Chemical Society and the world’s preeminent journal in all of chemistry and interfacing areas of science. This periodical is devoted to the publication of fundamental research papers and publishes approximately 19,000 pages of Articles, Communications, and Perspectives a year ...

    Get Price
  • Tribological performance of surface texturing in ...

    The use of discontinuous textures on cutting tools still needs further investigation. Textured cutting tools can be beneficial in both wet and dry cutting conditions. The optimization of patterns/grooves depends on cutting conditions and workpiece/tool material. Surface texturing can be successfully used combined with coatings and solid lubricants.

    Get Price
  • Air BP Technical Services Brochure

    Air BP wins Queen’s Award for technical achievements supplying over 700 commercial airlines over 12,500 general aviation customers globally supplying over 7.5 billion US gallons of aviation fuels in more than 45 countries represented at over 600 airports, of which 160 are joint ventures we design we build we operate 2012 Air BP Brazil first ...

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  • Control of shock-wave boundary layer interaction using ...

    An experimental investigation was conducted to control the amplitude of shock unsteadiness associated with the interaction induced by a cylindrical protuberance on a flat plate in a Mach 2.18 flow. The control was applied in the form of an array of steady micro air-jets of different configurations with variation in pitch (\beta ) ( β ) and skew angle (\alpha ) ( α ) of the jets ...

    Get Price
  • Tribological behaviour of an electrochemical jet machined ...

    Alternative methods for surface texturing of metallic surfaces include Electrochemical Machining (ECM), with Byun et al. demonstrating a reduction in friction coefficient values of an ECM textured AISI 440 C steel surface compared to an un-textured control test. Electrochemical Jet Machining (EJM) is a highly localised variant ECM of whereby conductive materials resistant to shear based ...

    Get Price
  • Technical Sessions - setc-jsae.com

    RANS Simulation of Hydrogen -Rich Reformate Jet Mixing and the Effect of Injection Method on Particle Emission . Leonid Tartakovsky, Andy Thawko (Technion - Israel Institute of Technology) 20199521 . Effect of N itromethane Addition on P erformance of a S mall Glow Plug Two Stroke Engine at Part Load Conditions

    Get Price
  • Department of Textile Technology IIT Delhi

    Air jet texturing of siro spun yarns . 10. P.K.Thombre. 1990. An investigation on the mechanical properties of industrial ropes . 11.Prachi Aggarwal. 1990. Structure property relationship air jet textured yarns . 12. K.Sarkar . 1991 . Influence of addition of spin finish on acrylic yarn quality. 13. D.Daspal . 1991

    Get Price
  • Scheme and Syllabi of - PTU

    MTTE- 501 Technical Textiles Definition and scope for technical textiles, brief idea about technical fibres, role of yarn and fabric construction. Filtration textiles: Definition of filtration parameters, filtration requirements Geotextiles: Brief idea about geosynthetics and their uses, essential properties of geotextiles,

    Get Price
  • Air BP Technical Services Brochure

    Air BP wins Queen’s Award for technical achievements supplying over 700 commercial airlines over 12,500 general aviation customers globally supplying over 7.5 billion US gallons of aviation fuels in more than 45 countries represented at over 600 airports, of which 160 are joint ventures we design we build we operate 2012 Air BP Brazil first ...

    Get Price
  • Tribological performance of surface texturing in ...

    The use of discontinuous textures on cutting tools still needs further investigation. Textured cutting tools can be beneficial in both wet and dry cutting conditions. The optimization of patterns/grooves depends on cutting conditions and workpiece/tool material. Surface texturing can be successfully used combined with coatings and solid lubricants.

    Get Price
  • (PDF) PRODUCTION OF AN INNOVATIVE FANCY YARN BY MECHANICAL ...

    Yarn Texturising Technology: Air-jet Texturing and Yarns. Cambridge, England, Woodhead Publishing Limited (CRC Press) 7. Shaikh T. N., & Bhattacharya, S. S., (2011): Deriving an Empirical Formula to Determine the Optimum Level of False-Twist in Mechanically-Crimped Textured Polyester Yarn, Textile Research J., Vol. 81, 19, 1995-2005.

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  • Commingled yarns of surface nanostructured glass and ...

    Developing commingled yarn technologies and understanding the fundamental interface nanostructures of reinforcement and thermoplastic filaments are of significant current interest. Previous research on commingled yarns was mainly focused on the air-jet texturing process, while the mechanical properties of the composites are strongly influenced by the impregnation homogeneity, the polymer ...

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  • Characterization and identification of super-effective ...

    NIST Technical Note 1440 Characteristics and Identification of Super-Effective Thermal Fire-Extinguishing Agents: Final Report, NGP Project 4C/1/890

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  • Multiblend JET A‐1 in Practice: Results of an R&D Project ...

    Notwithstanding the successful investigations conducted as part of the DEMO-SPK MFS model project, the fact remains that, in addition to the above-mentioned recommendations for broad market implementation of renewable jet fuels, a massive expansion of production capacities and infrastructures (e.g., for the production of multiblend JET A-1) is ...

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  • Drawing & Texturising Process

    Air jet Texturising: In this method of texturing, yarns led through the turbulent region of a air jet at a rate faster than if is drawn off on the far side of the jet, in the jet, the yarn structure is opened , loops are locked inside and others are locked on the surface of the yarn. An example of this method is the taslam process; Air jet ...

    Get Price
  • Optimization of multilayer anti-reflection coatings for ...

    The samples for the measurement of thickness and reflectance of PEDOT:PSS polymer were prepared on one side polished CZ crystalline n-type silicon substrates with thickness and resistivity of 300 μm and 0.1–0.3 Ω cm, respectively. The substrates were cleaned first in acetone for 10 min followed by isopropyl alcohol (IPA) and de-ionized (DI) water cleaning for 10 min each in an ultrasonic bath.

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  • Jun Wang

    Emeritus Professor Jun Wang is with the School of Mechanical & Manufacturing Engineering Contact E-mail: [email protected] (***NO longer take new research students***) Professor Jun Wang has been a member of the academic staff in the Ocean University of China (1982-1988), the University of Melbourne (1993-1995), Queensland University of Technology (1995-2005) and UNSW (Feb 2005-Dec 2020).

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  • ASTM International - Journal of Testing and Evaluation ...

    Testing of Small Clear Specimens per ASTM Standard D 5664-95, Methods A and B. Evaluation of a Boron-Nitrogen, Phosphate-Free Fire-Retardant Treatment. Part III. Evaluation of Full-Size 2 by 4 Lumber per ASTM Standard D 5664-95 Method C. Optimal Quality Characteristic Evaluation for Asphalt Mixing Plants.

    Get Price
  • Journal of the American Chemical Society (JACS ... - ACS Axial

    2021-2-28 · The Journal of the American Chemical Society (JACS), founded in 1879, is the flagship journal of the American Chemical Society and the world’s preeminent journal in all of chemistry and interfacing areas of science. This periodical is devoted to the publication of fundamental research papers and publishes approximately 19,000 pages of Articles, Communications, and Perspectives a year ...

    Get Price
  • AIST - Digital Library

    CAL and CGL Metallurgical Specifications for AHSS and Associated Furnaces for Automotive Deliveries Since 1970 and for the Future. CFD Studies of Dross Particle Tracking in a Galvanizing Bath. Characterization of a New Air Knife Design for the McMaster University Galvanizing Simulator. Characterization of Bearings for aluminizing Bath Hardware

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  • Scheme and Syllabi of - PTU

    MTTE- 501 Technical Textiles Definition and scope for technical textiles, brief idea about technical fibres, role of yarn and fabric construction. Filtration textiles: Definition of filtration parameters, filtration requirements Geotextiles: Brief idea about geosynthetics and their uses, essential properties of geotextiles,

    Get Price
  • Modeling of textile manufacturing processes using ...

    Processes or methods. The modeling of the yarn manufacturing process was mainly drawn in spinning processes such as ring spinning, rotor spinning, and air-jet spinning, where the earliest employments of intelligent modeling techniques in textile manufacturing sector were reported [19, 122, 125].Ring spinning is the most common and traditional spinning technique.

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  • Industrial & Engineering Chemistry Research

    Air pollution Preparation and Characterization of Cross-Linked Poly(butylene succinate) by Multifunctional Toluene Diisocyanate–Trimethylolpropane Polyurethane Prepolymer Development of Magnetic Nanoparticles as Microwave-Specific Catalysts for the Rapid, Low-Temperature Synthesis of Formalin Solutions

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  • Automotive Papers, page 1248 - SAE International

    Refine Your Search. Industry Industry. Aerospace 769 Automotive 93098 Commercial Vehicle 1591 Govt/Defense 13 Medical 3

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  • Technical Sessions - setc-jsae.com

    RANS Simulation of Hydrogen -Rich Reformate Jet Mixing and the Effect of Injection Method on Particle Emission . Leonid Tartakovsky, Andy Thawko (Technion - Israel Institute of Technology) 20199521 . Effect of N itromethane Addition on P erformance of a S mall Glow Plug Two Stroke Engine at Part Load Conditions

    Get Price
  • On the Use of X-ray Computed Tomography in Assessment of ...

    Technical advantages of additive manufacturing (AM) have drawn great attention over the past few years. This cost-effective manufacturing process proved its potential applications in a wide range of fields. Although AM techniques (known as 3D printing) are able to fabricate geometrically complex components, it is necessary to evaluate internal and external dimensions of the printed parts. In ...

    Get Price
  • OSHA Technical Manual (OTM) - Section III: Chapter 3 ...

    C. Ventilation systems generally involve a combination of these types of systems. For example, a large local exhaust system may also serve as a dilution system, and the HVAC system may serve as a makeup air system (see Appendix III:3-1 for a primer and Appendix III:3-2 for an explanation of these terms).. II.

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  • ASTM International - Journal of Testing and Evaluation ...

    Testing of Small Clear Specimens per ASTM Standard D 5664-95, Methods A and B. Evaluation of a Boron-Nitrogen, Phosphate-Free Fire-Retardant Treatment. Part III. Evaluation of Full-Size 2 by 4 Lumber per ASTM Standard D 5664-95 Method C. Optimal Quality Characteristic Evaluation for Asphalt Mixing Plants.

    Get Price
  • Chemical composition and fuel properties of alternative ...

    Full Article. Chemical Composition and Fuel Properties of Alternative Jet Fuels. Anamaria P. P. Pires, a Yinglei Han, b John Kramlich, c and Manuel Garcia-Perez b, * The chemical composition and fuel properties of nine alternative jet fuels (named as AJF 1-9) and three commercial jet fuels (named as CJF 1, 2 and 3) are reported in this work.

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  • PARTICLE CHARACTERISATION IN EXCIPIENTS, DRUG PRODUCTS AND ...

    Mechanical Sieving and Air-Jet-Sieving. Mechanical sieving is carried out by stacking the sieves in ascending order of aperture size and placing the powder on top of the sieves. With Air-Jet …

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  • Journal of Physics: Conference Series, Volume 1240, 2019 ...

    The technical specifications of the gas cylinder necessary for its design calculations are referred from Hindustan Petroleum Corporation Limited (HPCL). The conventional steel is considered as the material for both the cylinder and the impacting ball under the critical gas pressure of 2.5 MPa as per Indian standard, IS 6240.

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  • Technical Sessions - setc-jsae.com

    Technical Sessions - 25 - (As of June19, 2019) Tentative session timetable will be available at the end of August , 2019 from the following website .

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  • Appropedia

    Appropedia shares knowledge to build rich, sustainable lives (read our vision and mission ). Explore 9,441 resources and solutions for sustainability, appropriate technology, poverty alleviation, permaculture and more ! Climate change. Culture and community. Design. Energy. Environment. Environment rehabilitation. Food and agriculture.

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  • Mechanisms of cell damage due to mechanical impact: an in ...

    The dynamic response of cells when subjected to mechanical impact has become increasingly relevant for accurate assessment of potential blunt injuries and elucidating underlying injury mechanisms.

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  • On the Use of X-ray Computed Tomography in Assessment of ...

    Technical advantages of additive manufacturing (AM) have drawn great attention over the past few years. This cost-effective manufacturing process proved its potential applications in a wide range of fields. Although AM techniques (known as 3D printing) are able to fabricate geometrically complex components, it is necessary to evaluate internal and external dimensions of the printed parts. In ...

    Get Price
  • A review of health effects associated with exposure to jet ...

    The toxicity of (unburned) jet fuel as such has been considered in many studies (reviewed in []) since the early 1950’s, where the specifications of the hydrocarbon-based jet fuel, JP-4 (jet propellent-4), was published by the US air force.Major toxic effects reported for JP-4 were skin irritation, neurotoxicity, nephrotoxicity, and renal carcinogenicity in rats [].

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  • Technical Sessions - setc-jsae.com

    Technical Sessions - 25 - (As of June19, 2019) Tentative session timetable will be available at the end of August , 2019 from the following website .

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  • Manual on Civil Aviation Jet Fuel Supply

    (x) Manual on Civil Aviation Jet Fuel Supply Fuel quality. A degree or level of confidence that fuel provided meets the requirements of the appropriate fuel specification, and end-user purpose, in terms of specification and cleanliness. Quality Control.

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  • 4. Pavement Friction and Surface Texture

    Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend …

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  • Progress in cellulose shaping: 20 years industrial case ...

    Here, the solution of cellulose in NMMO-MH (dope) is shaped via an air-gap in a so-called dry-jet wet spinning process. Other recently discussed routes of dissolving and shaping cellulose without derivatization are based on specific ionic liquids (Laus et al. 2005 ) or on aqueous sodium hydroxide at lower temperatures or with urea as an ...

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  • Some Recent Advances in Drying Technologies to Produce ...

    Thermal drying is a highly energy-consuming process found in almost all industries accounting for between 10–20% of national industrial energy consumption in the developed economies of the world. It is arguably the oldest unit operation and yet R&D in this area is only a few decades old. Over 50% of products consumed by humans are in ...

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  • Ultra-thin chips for high-performance flexible electronics ...

    where, n Air and n Si are the refractive indices of air (~1.00) and Si respectively, λ is the optical wavelength, α Si is the absorption coefficient of Si at a given wavelength and x is the ...

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  • Applications of Ceramic/Graphene Composites and Hybrids

    1. Introduction. Since the monolayer isolation in 2004, graphene has been a field of incessant activity, owing to the amazing properties of graphene [] and the scope of potential applications and uses, as stated in many articles and reviews [2,3].Focusing on the field of ceramic/graphene composites and hybrids, the bustle relatively dims down, nevertheless, there has been permanent growth in ...

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  • What is Abrasive Grit Blasting? (aka Sandblasting) - TWI

    Abrasive grit blasting (also commonly known as abrasive blasting or sandblasting) involves forcibly propelling an abrasive material against a surface under high pressure. The blasting material (also known as media) is propelled against the surface by a pressurised fluid (usually water), vapour streams (usually steam), compressed air, or by a ...

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  • Drastic Improvement in Adhesion Property of ...

    Ryan, M. E. & Badyal, J. P. S. Surface texturing of PTFE film using non-equilibrium plasmas. Macromolecules 28 , …

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  • Browse subject: Metals

    Ultrasonic hot pressing of metals and ceramics /, by William B. Tarpley, Herbert Kartluke, U.S. Atomic Energy Commission. New York Operations Office, and Aeroprojects Incorporated (page images at HathiTrust) 1977 census of mineral industries : industry series, metal mining services, SIC 1081.

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  • Physical and chemical modification of polyester fibres and ...

    This paper reports an investigation of air-jet texturing of technical polyester yarns without causing important decrease in their breaking strength.

    Get Price
  • Investigation of the effects of civil aviation fuel Jet A1 ...

    Jet engines are powered by kerosene, which consists of complex hydrocarbon mixtures with a boiling point of 145-300oC. Jet fuels have a similar petroleum fraction to diesel and fuel oil. The most common aviation fuel for military engines is jet propulsion fuel 8 (JP-8), and for the civil aviation jet engines is Jet A12.

    Get Price
  • Department of Textile Technology IIT Delhi

    Air jet texturing of siro spun yarns . 10. P.K.Thombre. 1990. An investigation on the mechanical properties of industrial ropes . 11.Prachi Aggarwal. 1990. Structure property relationship air jet textured yarns . 12. K.Sarkar . 1991 . Influence of addition of spin finish on acrylic yarn quality. 13. D.Daspal . 1991

    Get Price
  • Numerical and experimental study of the influence of ...

    The air-jet nozzle consists of different components. For the air suction channel, there are fibers inlet and outlet, and main and sub holes. Fig. 19 shows the structure of air jet nozzle profile. The structures of the nozzle, such as the diameters of the main and sub-holes, the number of sub-holes and angles of sub-holes (θ), have significant ...

    Get Price
  • Journal of the American Chemical Society (JACS ... - ACS Axial

    2021-2-28 · The Journal of the American Chemical Society (JACS), founded in 1879, is the flagship journal of the American Chemical Society and the world’s preeminent journal in all of chemistry and interfacing areas of science. This periodical is devoted to the publication of fundamental research papers and publishes approximately 19,000 pages of Articles, Communications, and Perspectives a year ...

    Get Price
  • Tribological performance of surface texturing in ...

    The use of discontinuous textures on cutting tools still needs further investigation. Textured cutting tools can be beneficial in both wet and dry cutting conditions. The optimization of patterns/grooves depends on cutting conditions and workpiece/tool material. Surface texturing can be successfully used combined with coatings and solid lubricants.

    Get Price
  • Air BP Technical Services Brochure

    Air BP wins Queen’s Award for technical achievements supplying over 700 commercial airlines over 12,500 general aviation customers globally supplying over 7.5 billion US gallons of aviation fuels in more than 45 countries represented at over 600 airports, of which 160 are joint ventures we design we build we operate 2012 Air BP Brazil first ...

    Get Price
  • Control of shock-wave boundary layer interaction using ...

    An experimental investigation was conducted to control the amplitude of shock unsteadiness associated with the interaction induced by a cylindrical protuberance on a flat plate in a Mach 2.18 flow. The control was applied in the form of an array of steady micro air-jets of different configurations with variation in pitch (\beta ) ( β ) and skew angle (\alpha ) ( α ) of the jets ...

    Get Price
  • Tribological behaviour of an electrochemical jet machined ...

    Alternative methods for surface texturing of metallic surfaces include Electrochemical Machining (ECM), with Byun et al. demonstrating a reduction in friction coefficient values of an ECM textured AISI 440 C steel surface compared to an un-textured control test. Electrochemical Jet Machining (EJM) is a highly localised variant ECM of whereby conductive materials resistant to shear based ...

    Get Price
  • Technical Sessions - setc-jsae.com

    RANS Simulation of Hydrogen -Rich Reformate Jet Mixing and the Effect of Injection Method on Particle Emission . Leonid Tartakovsky, Andy Thawko (Technion - Israel Institute of Technology) 20199521 . Effect of N itromethane Addition on P erformance of a S mall Glow Plug Two Stroke Engine at Part Load Conditions

    Get Price