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  • Effect of Nozzle Geometry on Air-Jet Texturing Performance ...

    2018-2-17 · The best texturing comes from nozzles with a slightly diverging main channel and a single air inlet hole located far from the nozzle exit. A curved diverging exit profile is essential for successful texturing. The results of the tests to determine the effect of air inlet angk are inconclusive and require further investigation.

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  • Effect of Geometry on the Performance of Intermingling Nozzles

    2018-2-23 · This study investigates the effect of nozzle geometry on the intermingling process. The dimensions of intermingling nozzles with single air inlets extended across the width of a rectangular yam channel are systematically varied. Nozzles with this cross-sectional shape prove to be easy to manufacture and efficient at intermingling.

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  • Effects of the nozzle configuration on solar-powered ...

    2017-7-1 · A supersonic nozzle and a subsonic nozzle are employed in the variable geometry ejector. • Experiment has been conducted on the ejector performance with various operating conditions. • The variable geometry ejector is capable to provide stable performance with unstable heat input. • Numerical simulation is conducted to reveal effect of ...

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  • An experimental and numerical investigation on a confined ...

    2005-2-1 · The effect of nozzle geometry on the local convective heat transfer to a confined impinging air jet was experimentally studied at various nozzle-to-plate spacings by Colucci and Viskanta . San et al. [10] measured the local Nusselt number of a confined impinging jet.

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  • Effect of air-jet texturing on adhesion behaviour of ...

    2008-8-30 · All the air-jet texturing studies were carried out in the Laboratories of Korteks, Turkey on a SSM Stähle RM3T machine with the following parameters: 500. m/min texturing speed, 200 °C heater temperature, Hemajet T341 type of nozzle.. Drawing and air-jet texturing of the feed yarns were performed in one step.

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  • Study of the Different Factors That Influence Jet Pump ...

    The objective of this work is to study experimentally the characteristics of jet pump. Suction head, driving air pressure and the percentage of the distance between throat section and nozzle are recorded. The effect of each parameter on the pump performance is investigated, in order to have a better understanding about the behavior of such pump under various conditions.

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  • Slot air jet impingement cooling over a heated circular ...

    2018-3-5 · In this study, a two-dimensional slot air jet impingement cooling of a circular cylinder of diameter, D is investigated numerically.Fig. 1 shows the geometries of slot impingement configurations with and without a flat horizontal confinement at the nozzle exit. The width of the nozzle is S and the distance from the nozzle exit to the cylinder is H.In order to study the effect …

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  • Hysteresis of the Coanda Effect

    2017-9-20 · Apart from aviation, it is more and more often used in ventilation systems to control the manner of air division and the design nozzles and ventilators. It is surprising, however, that a good command of that phenomenon and a need to apply it in different solutions did not entail a significant increase of the interest in the Coanda effect ...

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  • Heat Transfer, Fluid Mechanics and Thermodynamics in ...

    2016-4-8 · The effect that two different mesh grids have on the structure of the mixing layer of an axisymmetric jet was studied in the seventh paper. Detailed measurements of mean velocity and turbulent velocity fluctuations were made with a hot wire probe. The grids were introduced at two locations: one location just downstream of the nozzle exit plane ...

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  • (PDF) A Brief Review on Failure of Turbine Blades

    A common failure mode for turbine machine is high cycle. of fatigue of compressor and turbine blades due to high. dynamic stress caused by blade vibration and …

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  • Nozzles - NASA

    2021-5-13 · Most modern passenger and military aircraft are powered by gas turbine engines, which are also called jet engines. There are several different types of gas turbine engines, but all turbine engines have some parts in common. All gas turbine engines have a nozzle to produce thrust, to conduct the exhaust gases back to the free stream, and to set the mass flow rate …

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  • Experimental Study on Effects of Nozzle Hole Geometry on ...

    2009-11-2 · The effect of injection pressure was not significant at retarded injection timings, i.e., 5 ATDC. The convergent nozzle was found to produce higher soot emissions compared with the straight-hole nozzle under the same injection conditions. Effects of the convergent nozzle on NO x emissions and fuel consumption were not significant. The small ...

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  • Injector Geometry Effect on Plain Jet Airblast Atomisation ...

    2014-12-23 · Plain jet atomisation featuring coaxial air and fuel flows has been investigated to assess the injector geometry effect on the spray characteristics. Results from various flow conditions and atomiser configurations suggest that a prompt atomisation correlation that was evaluated for prefilming injectors can be applied to plain jet airblast ...

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  • (PDF) A Computational Fluid Dynamic Analysis of the Effect ...

    This is in agreement with a further study [15] that investigated the effect of nozzle geometry on the shielding gas efficiency. It has also been reported [16] that a shielding gas flow rate of ...

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  • Effect of Orifice Geometry on the Development of Slightly ...

    2015-11-1 · Effect of Orifice Geometry on the Development of Slightly Heated Turbulent Jets Sehaba Madjid, ... The kinetic energy dissipation rate shows that the three jets achieve a self-similar state quickly compared to a nozzle jet. Scalar dissipation evolves faster to the self-preserving state than kinetic energy dissipation and the asymptotic value of ...

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  • The Effects of Burner Geometry and Fuel Composition on the ...

    1997-12-1 · The effect of the burner configuration and fuel composition on the stability limits of jet diffusion flames issuing into a co-flowing air stream is presented. Circular and elliptic nozzles of various lip thicknesses and aspect ratios were employed with methane as the primary fuel and hydrogen, carbon dioxide, and nitrogen as additives.

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  • The Effect of Reynolds Number on Jet in Asymmetric Co ...

    2018-10-24 · 3. Results and Discussion. To investigate the effect of initial Re on the jet development, four simulations with different nozzle diameters D j = 0.0012, 0.0015, 0.0018, and 0.0021 m were run with grid 2 based on the grid study results. With the same initial mass flow rate 0.031 kg/s as in the PIV measurement by Larsson et al. [], the jet initial velocities are U j = 27.70, …

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  • Effect of Fuel Nozzle Geometry on Swirling Partially ...

    2020-1-29 · The burner consists of a central interchangeable fuel nozzle surrounded by a swirling co-airflow where both discharge into a short mixing tube. The nozzle geometry is classified into two groups, namely, single- and multi-orifice nozzles. The swirling motion of the co-airflow is produced using a radial-type swirl generator with a swirl number of ...

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  • (PDF) In-cabin noise levels during commercial aircraft flights

    As a general tendency, continuous noise levels were seen to be 60-65 dB (A) prior to takeoff, and 80-85 dB (A) and 75-80 dB (A) during flight and landing, respectively. Discontinuous in-cabin ...

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  • Heat Transfer, Fluid Mechanics and Thermodynamics in ...

    2016-4-8 · The effect that two different mesh grids have on the structure of the mixing layer of an axisymmetric jet was studied in the seventh paper. Detailed measurements of mean velocity and turbulent velocity fluctuations were made with a hot wire probe. The grids were introduced at two locations: one location just downstream of the nozzle exit plane ...

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  • Abolfazl Fattahi - دانشگاه کاشان

    Solids and Liquids, DSL, Istanbul-Turkey, 25-29 June, 2012. 5- S.A. Hashemi, N. Hajialigol, A. Fattahi, Investigation of the effect of flame holder geometry on flame structure in non-premixed combustion, 8th International Conference on Diffusion in Solids and Liquids, DSL, Istanbul-Turkey, 25-29 June, 2012.

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  • Heat Transfer, Fluid Mechanics and Thermodynamics in ...

    2016-4-8 · The effect that two different mesh grids have on the structure of the mixing layer of an axisymmetric jet was studied in the seventh paper. Detailed measurements of mean velocity and turbulent velocity fluctuations were made with a hot wire probe. The grids were introduced at two locations: one location just downstream of the nozzle exit plane ...

    Get Price
  • th International Conference on Fluid Dynamics & Aerodynamics

    2019-3-27 · Title: The Effect of the height of the horizontal layer of a liquid and pressure on hydrodynamic regimes of evaporation/boiling and critical heat flux Vladimir Zhukov, Novosibirsk State Technical University, Russia Title: The modification of Ekman-Hartmann layer by the imposition of axial velocity Satyanarayana Badeti, VIT - AP University, India

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  • The Horizontal Directional Drilling Process

    2015-8-6 · section (after the breakover point). An air line may also be required to break the vacuum which may form at the leading edge as the pull section is pulled up to the rig. The amount of water placed in the pipe is controlled to provide the most advantageous distribution of buoyant forces. Some contractors may choose to establish a constant buoyancy.

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  • Spray Nozzle

    EXAIR's spray nozzle is ideal for creating fine mists for dust control, lubrication, and coatings. Available in multiple patterns. CE compliant. Shop Online!

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  • (PDF) A Brief Review on Failure of Turbine Blades

    A common failure mode for turbine machine is high cycle. of fatigue of compressor and turbine blades due to high. dynamic stress caused by blade vibration and resonance within. the operating range ...

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  • How to apply coolant and cutting fluid in turning

    High pressure in the machine together with a nozzle creates a high velocity coolant jet which, in turn, creates a hydraulic wedge. The coolant jet has three main effects: To provide more efficient cooling of the insert in the contact zone (A) To quickly …

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  • Commingled and Air Jet-textured Hybrid Yarns for ...

    2004-4-1 · Effect of Raw Material Characteristics (of the Feed Yarn) on Structure and Properties of Air Jet Textured Yarns. II. Effect of Filament Cross-Sectional Shape, Melliand Textilberichte, 71(12): 935-937 & E421-E422. Google Scholar

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  • Home

    2021-8-25 · Columnist Lev Nelik discusses piping systems with reader Lee Ruiz. New equipment was needed to address the challenges of highly viscous fluids. Highlighting oversized or undersized motors could lead to large savings. Follow these 7 steps to design or retrofit an irrigation system. Edge analytics and expanded wireless options enable routes by ...

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  • Design optimisation of separate-jet exhausts for the next ...

    2018-9-19 · A mathematical approach is synthesised based on class-shape transformation (CST) functions for the parametric geometry definition of gas-turbine exhaust components such as annular ducts and nozzles. This geometry formulation is coupled with an automated viscous and compressible flow solution method and a cost-effective design space exploration ...

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  • :: JAP :: Journal of Advanced Prosthodontics

    The surface was then air-dried. · Group 3 (APA): The surfaces were roughened with 50 µm aluminum-oxide (Al 2 O 3) particles (Korox 50, Bego, Bremen, Germany) from a distance of 10 mm for 20 seconds under 2 bar propulsion pressure (Rotaks-Dent, Istanbul, Turkey) by positioning nozzle perpendicular to the surface. The specimens were then ...

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  • IOP Conference Series: Materials Science and Engineering ...

    2021-1-20 · Photographs of combustion chambers and nozzles studied depending on their geometry and thickening of the nozzle wall, an excess oxidizer (0.3 0.8), and operating conditions until of the metal limiting condition (1106 W/m 2) are presented. The optimal geometry of the chambers and nozzles either the type of porous structure was specified.

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  • The Horizontal Directional Drilling Process

    2015-8-6 · section (after the breakover point). An air line may also be required to break the vacuum which may form at the leading edge as the pull section is pulled up to the rig. The amount of water placed in the pipe is controlled to provide the most advantageous distribution of buoyant forces. Some contractors may choose to establish a constant buoyancy.

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  • Volume Table of Contents - SPIE Digital Library

    2020-12-14 · Proc. SPIE 11445, Ground-based and Airborne Telescopes VIII, 1144502 (14 December 2020); doi: 10.1117/12.2590133

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  • Professor Andy J Keane

    Professor Andy J Keane is Professor of Computational Engineering within Engineering and Physical Sciences at the University of Southampton. I have been at Southampton as a Professor since January 1996, before which I was at Oxford University as a Lecturer in Structural Dynamics and Fellow of Pembroke College.

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  • Fundamentals of soft robot locomotion

    2017-5-24 · Squid jet propulsion inspired the development of a silicone chamber compressed by SMAs , whereas multi-nozzle three-dimensional-printed propellers were developed in . Additional key advantages of soft-bodied devices over their rigid counterparts are especially evident in cephalopod-inspired shape-changing designs.

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  • Balloon Rocket Experiment

    Make sure the straw and the nozzle of the balloon are parallel to each other. Thread the loose end of your string through the straw so that the neck of the balloon is facing towards you. Pull your string taut and line it up with your second post. …

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  • Home

    AIAA is the world’s largest aerospace technical society. With nearly 30,000 individual members from 85 countries, and 95 corporate members, AIAA brings together industry, academia, and government to advance engineering and science in aviation, space, and defense.

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  • Valmet white papers: paper and board making

    Air dryers Web turning air dryers Web turning Air web cooling Profiling air dryers Air dryer nozzle changes. ... The Acrobat PDF documents below are white papers in the Valmet Technical Paper Series related to paper and board making. ... The latest member is the OptiFlo Fourdrinier headbox with re-designed turbulence tube geometry and better CD ...

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  • Theses and Dissertations Available from ProQuest

    Dissertations & Theses from 2019. Krishnan, Ankita (2019) Understanding Autism Spectrum Disorder Through a Cultural Lens: Perspectives, Stigma, and Cultural Values among Asians . Suzuki, Takakuni (2019) Quantifying the Relations among Neurophysiological Responses, Dimensional Psychopathology, and Personality Traits . Dissertations & Theses from 2018. Abdel-Salam, …

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  • Spray Nozzle

    EXAIR's spray nozzle is ideal for creating fine mists for dust control, lubrication, and coatings. Available in multiple patterns. CE compliant. Shop Online!

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  • Boeing: 787 Dreamliner

    2020-3-9 · 787 helps Boeing retain 100% of India’s twin-aisle market. On December 15, 2009 at precisely 10:27 a.m. Pacific on Dec. 15, 2009, the 787-8 Dreamliner took to the skies for the first time and launched a new era of aviation. Juneyao Airlines’ sixth 787 delivery is the 100TH Dreamliner for China.

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  • :: JAP :: Journal of Advanced Prosthodontics

    The surface was then air-dried. · Group 3 (APA): The surfaces were roughened with 50 µm aluminum-oxide (Al 2 O 3) particles (Korox 50, Bego, Bremen, Germany) from a distance of 10 mm for 20 seconds under 2 bar propulsion pressure (Rotaks-Dent, Istanbul, Turkey) by positioning nozzle perpendicular to the surface. The specimens were then ...

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  • Utilization of CFD for the Aerodynamic Analysis of a ...

    The results of the simulation show: Ground effect has an influence on a car flow field, influence of the underhood on a car air drag is very obvious, and has some influences on the flow field ...

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  • (PDF) Production of metal powders by gas atomization

    nozzles for certain jet geometries. 11 The level of suction created by a nozzle is found to be extremely sensitive to nozzle geometry, atomising gas, and operating pressure. 13

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  • Shapeways: 3D Printing Service

    2021-8-25 · Shapeways is the #1 3D printing service company. Working with over a million customers since 2007 - Get 3D products and parts delivered to over 100 countries.

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  • Environment Archives

    Click to get the latest Environment content. Take A Sneak Peak At The Movies Coming Out This Week (8/12) The Latest Good News from CinemaCon 2021

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  • Chegg - Save up to 90% on Textbooks

    Save on textbooks. Rent, buy or sell your books today and get 24/7 homework help when you need it with Chegg Study, Writing and Math tools.

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  • Balloon Rocket Experiment

    Make sure the straw and the nozzle of the balloon are parallel to each other. Thread the loose end of your string through the straw so that the neck of the balloon is facing towards you. Pull your string taut and line it up with your second post. Measure a point off the ground that’s the same height as the knot holding the other end of the ...

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  • 2001 Seadoo Challenger 1800 Repair ... - service.aarms.math.ca

    2021-6-22 · Bookmark File PDF 2001 Seadoo Challenger 1800 Repair Manual which YOU get to create! Big Nate Fun Blaster is a great addition to the bestselling collection of Big Nate books, sure to be enjoyed by all fans of Big Nate.China fragments, a new Cold War with Russia, Mexcio challenges U.S., the new great powers Turkey, Poland and Japan.

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  • Influence The Nozzle Shape On Local Heat Transfer in ...

    2018-1-19 · A experimentally the effect of the nozzle geometry of square edge (non-chamfered) and with chamfered edge on heat variety of nozzle geometries ranging from slots to square transfer characteristics in point of view of local heat transfer edged (from profited plate) and round jet [1]. Previous studies distribution in free single circular air jet.

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  • The Horizontal Directional Drilling Process

    2015-8-6 · section (after the breakover point). An air line may also be required to break the vacuum which may form at the leading edge as the pull section is pulled up to the rig. The amount of water placed in the pipe is controlled to provide the most advantageous distribution of buoyant forces. Some contractors may choose to establish a constant buoyancy.

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  • Lean and Straight Nozzle Vanes in a Variable Geometry ...

    2009-8-3 · The variable geometry turbine was tested under pulsating flow with straight and lean nozzle vanes for different vane angle settings, 40Hz and 60Hz flow. In general, the range of mass flow parameter is higher in the straight nozzle vanes with an average of 66.4% and 69.7% for 40Hz and 60Hz flow respectively.

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    Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.

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  • The Venturi Effect - Omega Engineering

    2019-4-17 · The venturi nozzle should always be centered in the pipe, and the downstream pressure tap should be inside the nozzle exit. The throat taper should always decrease the diameter toward the exit. Flow nozzles are not recommended for slurries or dirty fluids. The most common flow nozzle …

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  • This Awesome Video Of A General Electric J79 Engine Shows ...

    2019-9-14 · The engine being tested in the video, is a General Electric J79, an axial-flow turbojet engine, designed in the ’50s and used by several types of fightes and bombers across the world.

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  • Effect of Ambient Pressure on the Behavior of Single ...

    2019-12-9 · Effect of Ambient Pressure on the Behavior of Single-Component Fuels in a Gasoline Multi-Hole Injector ... providing the possibility of improvement in the fuel/air mixing. These super-heated conditions often introduce phenomena that are not taken into account in the standard modeling of sprays for engine applications. ... the flow in the nozzle ...

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  • Effect of Axial Swirl Vane Location on Combustion Dynamics ...

    2014-12-16 · This paper reports the effect of changing the location of axial swirl vanes on premix combustion dynamics. Tests are conducted in a specially designed single-injector combustor operating at a pressure of 7.5 atmospheres and an inlet air temperature of 588K (600F).

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  • Low Flow Experts - Max Precision Flow Meters

    Service Request Request for quote . Discover High Resolution Precision Flow Measurement for Your Needs. Measure down to 0.005 cc/min with our high resolution 12,000 pulses/cc ultra low flow P001 piston flow meter. Great for chemical injection and valve testing. Read More .

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  • Chegg - Save up to 90% on Textbooks

    Save on textbooks. Rent, buy or sell your books today and get 24/7 homework help when you need it with Chegg Study, Writing and Math tools.

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  • World Geothermal Congress Schedule

    This schedule is PRELIMINARY and will be updated as papers are confirmed or withdrawn. Papers may be moved in response to session changes. Papers will not be confirmed in sessions until the authors/speakers are registered.

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  • Access and Use Policies

    2021-8-18 · HathiTrust is a collaborative library initiative. Users are encouraged to cite and link to digital content and are free to do so without asking for permission. Depending on the source of the digitized work, licenses or other contractual terms may …

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  • Chronology of early astronomy,mechanics and spaceflight

    2016-10-10 · 1949--Britain puts the first jet airliner into service, the Comet. The original model was later withdrawn because of structural faults, but by 1958 the French Caravelle and the larger Boeing 707 jets enter service. Gradually jets begin dominating air transport, while travel by ocean liners declines sharply.

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  • Here’s how the Geberit AquaClean shower toilet works ...

    Here’s how easy it is to use a shower toilet: At the touch of a button, the hidden spray arm extends and cleans your bottom with a jet of pleasantly warm water. You decide the water temperature and the intensity and position of the shower spray.

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    K.M. Pandey, Gautam Choubey, Fayez Ahmed, Dilbahar Hussain Laskar, Pushpdeep Ramnani, Effect of variation of hydrogen injection pressure and inlet air temperature on the flow-field of a typical double cavity scramjet combustor, , International Journal of Hydrogen Energy, volume 42(2017), pp20824-20834.

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  • How to Make a Decision: The Analytic Hierarchy Process ...

    1994-12-1 · Comparisons must fall in an admissible range of consistency. The analytic hierarchy process (AHP) includes both the rating and comparison methods. Rationality requires developing a reliable hierarchic structure or feedback network that includes criteria of various types of influence, stakeholders, and decision alternatives to determine the best ...

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  • Press EN - Itema

    The saving is also due to a reduced air pressure and to the single hole relay nozzle, which, at the same time, greatly reduces the need for maintenance of your Itema airjet weaving machine. Cost saving and superior fabric quality are the keywords of another important innovation available on the Itema A9500 p: the double tandem nozzles.

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  • Cost-saving felt conditioning with Valmet Uhle Box Cover

    Figure 4 Splashing decreased with the Valmet Uhle Box Cover. The decrease in splashing at the pick-up roll may be seen in Figure 4. In addition, dewatering was increased 30% from 215 to 283 gpm and vacuum level decreased 27% from 15 to 11 inches Hg. The Valmet Uhle Box Cover provides more dewatering at a lower vacuum level, thus saving energy ...

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    2 天前 · Boat design and boatbuilding projects, plans, concepts, reviews, and resources. Sailboat, multihull, powerboat, and yacht manufacturers and custom builders. Directory of yacht designers and naval architects, gallery of design work, and active …

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  • Bayou Renaissance Man: Weekend Wings #38: The F-111 ...

    2010-12-4 · In USAF service, the F-111 has been replaced by the F-15E Strike Eagle. The variable-geometry wing of the F-111 also influenced the design of the F-14 Tomcat, the B-1 Lancer, the Sukhoi Su-17, the Mikoyan MiG-23 and MiG-27, and the Tupolev Tu-22M and Tu-160, as well as the experimental Dassault Mirage G series. However, advances in aircraft ...

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  • Nozzles - NASA

    2021-5-13 · Most modern passenger and military aircraft are powered by gas turbine engines, which are also called jet engines. There are several different types of gas turbine engines, but all turbine engines have some parts in common. All gas turbine engines have a nozzle to produce thrust, to conduct the exhaust gases back to the free stream, and to set the mass flow rate …

    Get Price
  • Experimental Study on Effects of Nozzle Hole Geometry on ...

    2009-11-2 · The effect of injection pressure was not significant at retarded injection timings, i.e., 5 ATDC. The convergent nozzle was found to produce higher soot emissions compared with the straight-hole nozzle under the same injection conditions. Effects of the convergent nozzle on NO x emissions and fuel consumption were not significant. The small ...

    Get Price
  • Injector Geometry Effect on Plain Jet Airblast Atomisation ...

    2014-12-23 · Plain jet atomisation featuring coaxial air and fuel flows has been investigated to assess the injector geometry effect on the spray characteristics. Results from various flow conditions and atomiser configurations suggest that a prompt atomisation correlation that was evaluated for prefilming injectors can be applied to plain jet airblast ...

    Get Price
  • (PDF) A Computational Fluid Dynamic Analysis of the Effect ...

    This is in agreement with a further study [15] that investigated the effect of nozzle geometry on the shielding gas efficiency. It has also been reported [16] that a shielding gas flow rate of ...

    Get Price
  • Effect of Orifice Geometry on the Development of Slightly ...

    2015-11-1 · Effect of Orifice Geometry on the Development of Slightly Heated Turbulent Jets Sehaba Madjid, ... The kinetic energy dissipation rate shows that the three jets achieve a self-similar state quickly compared to a nozzle jet. Scalar dissipation evolves faster to the self-preserving state than kinetic energy dissipation and the asymptotic value of ...

    Get Price
  • The Effects of Burner Geometry and Fuel Composition on the ...

    1997-12-1 · The effect of the burner configuration and fuel composition on the stability limits of jet diffusion flames issuing into a co-flowing air stream is presented. Circular and elliptic nozzles of various lip thicknesses and aspect ratios were employed with methane as the primary fuel and hydrogen, carbon dioxide, and nitrogen as additives.

    Get Price
  • The Effect of Reynolds Number on Jet in Asymmetric Co ...

    2018-10-24 · 3. Results and Discussion. To investigate the effect of initial Re on the jet development, four simulations with different nozzle diameters D j = 0.0012, 0.0015, 0.0018, and 0.0021 m were run with grid 2 based on the grid study results. With the same initial mass flow rate 0.031 kg/s as in the PIV measurement by Larsson et al. [], the jet initial velocities are U j = 27.70, …

    Get Price
  • Effect of Fuel Nozzle Geometry on Swirling Partially ...

    2020-1-29 · The burner consists of a central interchangeable fuel nozzle surrounded by a swirling co-airflow where both discharge into a short mixing tube. The nozzle geometry is classified into two groups, namely, single- and multi-orifice nozzles. The swirling motion of the co-airflow is produced using a radial-type swirl generator with a swirl number of ...

    Get Price
  • (PDF) In-cabin noise levels during commercial aircraft flights

    As a general tendency, continuous noise levels were seen to be 60-65 dB (A) prior to takeoff, and 80-85 dB (A) and 75-80 dB (A) during flight and landing, respectively. Discontinuous in-cabin ...

    Get Price
  • Heat Transfer, Fluid Mechanics and Thermodynamics in ...

    2016-4-8 · The effect that two different mesh grids have on the structure of the mixing layer of an axisymmetric jet was studied in the seventh paper. Detailed measurements of mean velocity and turbulent velocity fluctuations were made with a hot wire probe. The grids were introduced at two locations: one location just downstream of the nozzle exit plane ...

    Get Price