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  • EFFECTS OF GEOMETRY ON THE PERFORMANCE OF SWIRL NOZZLE

    Placing a swirl nozzle composed of a yarn channel and an air-jet nozzle in a traditional ring spinning frame can reduce yarn hairiness. In this study, two types of swirl nozzles, namely, the circular swirl nozzle and the elliptical swirl nozzle, are designed to optimize the inside structure of the swirl nozzle and improve the yarn quality. Yarn performance is evaluated based on the hairiness ...

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  • Effects of Exit Geometry on Turbulent Mixing in

    2016-1-13 · Turbulent Jet Entrainment is important in understanding the nature of volcanic jets. The e ect of nozzle exit shape is studied on four di erent kinds of supersonic free jets. A very strong in uence of nozzle exit shape is seen in the near eld of the jet, where the complex nozzles show high rates of …

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  • Numerical Investigation of Multijet Air Impingement on

    2013-9-8 · nozzle plate. In this study the effect of nozzle jet exit velocity, heat sink array, and the height of pin fin on the average Nusselts number (Nu. a) are studied. Numerical investigation is carried out on multi air jet array of 3x3, 5x5 and 10x10(nozzle diameter 5, 3 and1.5mm) impinging on aluminum pin fin heat

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  • Study on Heat Transfer during Rectangular Slot Air Jet ...

    2017-4-25 · Finally, the pressurized air goes through the rectangular slot nozzle and generates the slot jet. The flow rates were measured directly from the rotameter. Two dimensional slot nozzle with 3 mm width and an aspect ratio of 21:1 to produce uniform velocity profile at its exit is used for the study. According to the hydraulic diameter of the ...

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  • I ESTIMATION OF AFTERBODY DRAG WITH JET

    2010-5-24 · simulate nozzle flow operating conditions with hot jet exhaust and associated afterbody-nozzle geometry during wind tunnel experiments. The geometry details of these two afterbody configurations corresponding to dry, reheat and intermediate nozzle operating conditions are as given i n the Figs. I and 2. It may be noted that the configurations

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  • Effect of Burner Geometry on Heat Transfer Characteristics ...

    2020-7-13 · An experimental investigation is carried out on an inverse diffusion flame (IDF) burners having central air jet and being surrounded by fuel jets for an impingement heat transfer. A thorough investigation has been performed to study the effects of the diameter of air jet, orientation of fuel jets and swirl in the central air jet …

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  • (PDF) Numerical Simulation of Effect of Lobed Nozzle on ...

    A numerical study has been conducted to analyze the effect of nozzle exit geometry (lobed nozzle) on temperature mixing at the wake of jet. A lobed nozzle is a plate with corrugated edges and facilitates efficient mixing of co-flow streams. It

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  • Numerical investigation of the effect of geometry on the ...

    2011-5-11 · In this study, numerical simulations were carried out to determine the effects of area ratio, setback distance, mixing tube length, and shape of the driving nozzle on the performance of the jet pump. It was seen that major losses arise in the jet pump primarily due to an improper mixing of primary and secondary fluids and because of the ...

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  • Mrinal Kaushik* and E. Rathakrishnan Tab Aspect Ratio ...

    Mrinal Kaushik* and E. Rathakrishnan Tab Aspect Ratio Effect on Supersonic Jet Mixing Abstract: The efficacy of introducing mixing promoting small-scale vortices by two rectangular tabs, of aspect

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  • A RESEARCH PAPER ON ANALYSIS OF DE-LAVAL NOZZLE

    2019-11-13 · nozzle decides the measure of push delivered by the nozzle. In fig. 1[a], [b] shown use of CD nozzle in jet engine to boosting the thrust output. [6-8] Fig: 1 [a] worked on “Design and fluid flow analysis of ConvergentApplication of CD nozzle in Jet engine, [b] Application of bell shape nozzle.

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  • Effect of nozzle geometry on the efficiency of compressed ...

    All nozzles showed comparable mass flow rates for the same impact force and the difference was in the order of 5% better than a straight pipe geometry. Only the energy saving nozzle used around 10% less mass flow and is the best solution to reduce compressed air consumption without losing performance. en_ZA. dc.description.librarian.

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  • Effects of axisymmetric sonic nozzle geometry on Mach disk ...

    2012-5-17 · Effect of axisymmetric sonic nozzle geometry on characteristics of supersonic air jet Journal of Thermal Science, Vol. 13, No. 2 An experimental study of underexpanded sonic, coaxial, swirl jets

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  • Numerical Investigation of Multijet Air Impingement on

    2013-9-8 · nozzle plate. In this study the effect of nozzle jet exit velocity, heat sink array, and the height of pin fin on the average Nusselts number (Nu. a) are studied. Numerical investigation is carried out on multi air jet array of 3x3, 5x5 and 10x10(nozzle diameter 5, 3 and1.5mm) impinging on aluminum pin fin heat

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  • Effect of nozzle diameter and its orientation on the flow ...

    2007-12-1 · The effect of nozzle diameter on the plume length has been studied by performing the CFD simulations at different nozzle diameters for condensation (d 0 = 0.4, 0.79, 1.58, 3.76, 6.35, and 9.5 mm) and reaction jets (d 0 = 0.79, 1, 2, 3.76, and 6.35 mm) by varying nozzle gas velocities and bath temperatures.Tables 2A and 2B summarize the operating conditions (nozzle diameter and its orientation ...

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  • FLUID FLOW AND HEAT TRANSFER OF AN IMPINGING

    2007-10-31 · Convective heat transfer to an impinging air jet is known to yield high local and area averaged heat transfer coe–cients. The current research is concerned with the mea-surement of heat transfer to an impinging air jet over a wide range of test parameters. These include Reynolds Numbers, Re, from 10000 to 30000, nozzle to impingement

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  • Influence of nozzle area ratio on the gas-particle flow ...

    2020-4-30 · In this paper, a numerical study was performed to examine the effect of divergent nozzle length of single-hose dry ice blasting on the development of acoustic power level. The active working medium is the mixture of solid dry ice particles and compressible air fluid at the inlet section. The two-dimensional planar model was solved using the finite volume method. The model has been verified ...

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  • Modeling and Analysis of Different Chevron Nozzle for ...

    2021-4-2 · Nozzles are used to increase the velocity to get more thrust and also control the uniform direction of air-fuel mixture flow come from turbine. In nozzle, the static energy (due to flow after turbine) is converted into kinetic energy and that kinetic energy create shear between flow and surrounding because of this noise will produced in jet engine.

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  • Effect of blow parameters in the jet penetration by ...

    2014-7-1 · It is important to know about the bath behavior to reduce the blow time and splashing in top of the converter. The target of this work is to compare works on the effect of twisted nozzle, flow and lance height in the jet penetration by visual inspection and by energy balance that consider number of nozzles, vertical and twist angles.

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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, 17.73, 12.31, and 9 ...

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  • An experimental study on the control of plug nozzle jets ...

    2021-2-12 · Experimental studies are performed for the near- and far-field characteristics of a plug nozzle jet with the objective to see the effect of truncation of the plug on mean flow characteristics of the jet and its control using vortex generators (VGs). To this end, the plug is truncated at 50%, 40%, and 30% of the axial length from the throat, and mean flow characteristics are studied by the ...

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  • Numerical investigation of the effect of geometry on the ...

    2011-5-11 · In this study, numerical simulations were carried out to determine the effects of area ratio, setback distance, mixing tube length, and shape of the driving nozzle on the performance of the jet pump. It was seen that major losses arise in the jet pump primarily due to an improper mixing of primary and secondary fluids and because of the ...

    Get Price
  • Nozzle geometry variations on the discharge coefficient ...

    2016-3-1 · Based upon the computed results, the nozzle geometry has significant influences on the discharge coefficient, profile of sonic lines and on the nozzle downstream flow features. Jet boundaries, shear layers and lengths of supersonic core of jets were investigated to clarify the performance of nozzles on the downstream flows. 2.

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  • Unraveling the Geometry Dependence of In-Nozzle

    2013-6-25 · To illustrate the sole effect of the nozzle geometry, we chose two axisymmetric, single-orifice, high-pressure diesel nozzles with a subtle yet distinctive difference in feature: one had a rounded ...

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  • Advances in Mechanical Engineering 2019, Vol. 11(5)

    2018-10-3 · and air into the combustor without any premixing. Since the fuel and air are not premixed, the perfor-mance of LDI heavily depends upon the design of the air swirler.14 Dunand et al.15 experimentally investigated the influence of a swirling annular gas jet, momentum flux ratio, and surrounding pressure on the breakup and atomization of liquid jet.

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  • STUDY OF DECAY CHARACTERISTICS OF RECTANGULAR

    2017-12-16 · The nozzle exit geometry factors like hydraulic diameter (D h) and shape factor ( ζ) were governed by exit geometry shape. The aspect ratio of characteristic major to mi-nor dimensions was 2:1 for rectangular and elliptical shaped nozzles. The nozzle exit geometry shapes are shown in fig. 3.

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  • A RESEARCH PAPER ON ANALYSIS OF DE-LAVAL

    2019-11-13 · nozzle decides the measure of push delivered by the nozzle. In fig. 1[a], [b] shown use of CD nozzle in jet engine to boosting the thrust output. [6-8] Fig: 1 [a] worked on “Design and fluid flow analysis of ConvergentApplication of CD nozzle in Jet engine, [b] Application of bell shape nozzle.

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  • CFD ANALYSIS OF AN AIRCRAFT AND FLOW

    2020-9-25 · nozzle. Her results depicted higher exit velocity and higher degree of flow separation with contour nozzles compared to corresponding conical nozzles. Ahmed H. Osman [3] interpreted the CFD simulation of De Laval nozzle geometry and effect of gas pressure variation at the entrance. He

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  • Design and Simulation of an Ejector as an Expansion

    2020-3-27 · two phase flow ejector motive nozzle, suction nozzle and diffuser are the main parts. Objective of the ejector design is to determine all diameters and length of these sections this ejector. By using Henry and Fauske model (Henry and Fauske, 1971) we will determine the motive nozzle throat diameter is designed.

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  • PUBLICATIONS OF DIMITRI PAPAMOSCHOU

    2021-2-8 · Papamoschou, D., and Shupe, R.S.., 'Effect of Nozzle Geometry on Jet Noise Reduction Using Fan Flow Deflectors,' AIAA-2006-2707, 12th AIAA/CEAS Aeroacoustics Conference, May 8-10, 2006, Cambridge, MA.

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  • Influence of nozzle configuration on the flow field of ...

    2017-4-2 · The effect of nozzle configuration on the jet flow field is discussed with predicted mean flow and turbulent flow data. Near-field of multiple jets shows the nonlinear behavior. Multiple jets show better performance in the near-field based on entrainment, secondary flows, and …

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  • Effect of the Inlet Geometry on the Flow and Heat Transfer ...

    2019-9-27 · Transient infrared thermography is used for mapping the temperatures over the surface, and the heat transfer coefficients are estimated using a semi-infinite approximation methodology. Results show that, for circular jets, the effect of the jet diameter on the local and the spanwise-averaged Nusselt number is most pronounced near the jet exit.

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  • Design and Performance Analysis of a CD Nozzle for ...

    2019-6-24 · Nozzle case are shown below in the Figures 10 and 11. The present study is focused on optimizing the design and performance of jet fan with CD nozzle enclosure. The conventional cylindrical jet fan and the CD Nozzle along with fan, rotor and fixture are modeled and assembled using Catia V5 software. The model is

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  • IMPACT OF NEW CHEVRON CONFIGURATIONS ON

    2018-2-2 · nozzle are directly linked to the jet noise generated, the TKE is an important indication of the jet noise produced by a given nozzle. Other jet mixing parameters such as the centerline total temperature decay and the centerline velocity of the jet flow exiting each nozzle are also analyzed.

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  • MICRO MACHINING PROCESSES - IIT Kanpur

    2016-2-4 · Flaring of the Jet Cavity dimension changes with a change in NTD. Abrasive particles repeatedly hit on the work surface. Brittle fracture separates out tiny particles (wear particles) to produce a cavity. Cavity width ≥ Nozzle inner diam. (Depends on NTD). Cavity Depth depends on work piece feed rate, abrasive particle mass (or density) and pressure (or velocity of the jet).

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  • Design and Optimization of Flow Field of Tangentially ...

    2019-4-18 · A hot jet in the cold surrounding spreads faster than a cold jet in the same surrounding. For any downstream axial distance, the maximum velocity is at the centre and minimum at the periphery such that a parabolic is developed as shown in Fig.2 Figure 2. Jet dynamics from the burner as nozzle Table 2: Burner velocity arrangement

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  • Critical Effect of Rotor Vanes with Different Injection ...

    2015-1-8 · Critical Effect of Rotor Vanes with Different Injection Angles on Performance of a Vaned Type Novel Air Turbine Bharat Raj Singh1* and Onkar Singh2 1*Professor and Head of Department - Mechanical Engineering, Associate Director, SMS Institute of Technology, Lucknow-227125, Uttar-Pradesh, India

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  • International Journal of Engineering Trends and

    2017-2-8 · nozzle jet ejector and is as follows A. Experimental set up 1. The experimental Setup for industry scale jet ejector is shown schematically in Figure 2. concentration and gas concentration. The results are compiled. Fig. 1 Detail of the jet ejector used in experimental setup These experiments were conducted on industrial stage

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  • Review of Thrust Reverser Mechanism used in Turbofan

    2013-11-13 · As per the geometry of jet engine, maximum thrust is available only at the exit of nozzle. It is seen in bucket target type of thrust reverser mechanism is more efficient than other types because maximum amount of thrust which is coming out from jet engine is made to be reversed by using deflector doors at the back of jet engine. 4.

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  • Computational Analysis of Bell Nozzles - Avestia

    2020-1-8 · Proceedings of the 4th International Conference of Fluid Flow, Heat and Mass Transfer (FFHMT'17) Toronto, Canada – August 21 – 23, 2017 Paper No. 110 DOI: 10.11159/ffhmt17.110 110-1 Computational Analysis of Bell Nozzles Beena D. Baloni, Sonu P. Kumar, S. A. Channiwala

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  • BLASTING TECHNICAL INFORMATION - MC Finishing

    2021-6-28 · The air jet is 1/2 the ID of the nozzle and as the air stream is passed through both, it creates a low pressure which sucks the media from the hopper into the air stream. The media acceleration distance is very short ( from the nozzle to the workpiece-approximately 4 to 14”). The suction systems work fine and can be continuously blasted as ...

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  • P Received 20 December - NOPR: Home

    2016-7-20 · 2.2 Design and Fabrication of Air-jet Nozzle An air-jet nozzle for cone winding machine has been designed and fabricated in the laboratory. The basic geometry of the air-jet nozzle is shown in Fig. 1. It consists of two components, i.e. vortex assembly …

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  • PUBLICATIONS OF DIMITRI PAPAMOSCHOU

    2021-2-8 · Papamoschou, D., and Shupe, R.S.., 'Effect of Nozzle Geometry on Jet Noise Reduction Using Fan Flow Deflectors,' AIAA-2006-2707, 12th AIAA/CEAS Aeroacoustics Conference, May 8-10, 2006, Cambridge, MA.

    Get Price
  • COMPUTATIONAL STUDY OF LEADING EDGE JET

    2017-11-29 · [4] published the effect of cross flow and array of jet on heat Transfer. Lee et al . [5] carried out experiments to study the effect of curvature of concave surface on heat transfer parameter by using round impingement jet. Yang et al . [6] performed experimental study to analyse the effect of nozzle …

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  • Effect of linear density of feed yarn filaments and air ...

    2016-7-20 · Indian Journal of Fibre & Textile Research Vol. 41, March 2016, pp. 47-54 Effect of linear density of feed yarn filaments and air-jet texturing process variables on compressional properties of woven fabrics R K Baldua, R S Rengasamy & V K Kotharia Department of Textile Technology, Indian Institute of Technology, New Delhi 110 016, India

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  • Effect of the Inlet Geometry on the Flow and Heat Transfer ...

    2019-9-27 · Transient infrared thermography is used for mapping the temperatures over the surface, and the heat transfer coefficients are estimated using a semi-infinite approximation methodology. Results show that, for circular jets, the effect of the jet diameter on the local and the spanwise-averaged Nusselt number is most pronounced near the jet exit.

    Get Price
  • Preliminary CFD Study on the Effect of Fuel Injector ...

    Fuel injector coking involves deposit formation on the external or the internal surfaces of an injector or nozzle. This deposition of carbonaceous particles can result in uneven fuel-spray characteristics or localised burning (hot spots), which may eventually lead to mechanical failure or simply have a detrimental effect on the combustion system.

    Get Price
  • Development of Pelton turbine using numerical simulation

    of air and water) and free surface in nature. Numerical calculation is useful to understand flow physics as well as effect of geometry on flow. The optimized design is obtained using in-house special optimization loop. Either single phase or two phase unsteady numerical calculation could be performed.

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  • Thermal Analysis of Domestic Gas Burner by Design ...

    2021-4-9 · Diameter of nozzle {mm) Contours of Temperature D=0.8 2.604+03 D=1.0 2.543+03 Mishra, S. C., & Sahoo, N. (2007). D=1.2 2.124+03 analysis 4. CONCLUSIONS After all, the work done, the results show interesting results. It is clear that the changing the circular geometry in to nozzle shape significant effect on

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  • Design and Simulation of an Ejector as an Expansion

    2020-3-27 · two phase flow ejector motive nozzle, suction nozzle and diffuser are the main parts. Objective of the ejector design is to determine all diameters and length of these sections this ejector. By using Henry and Fauske model (Henry and Fauske, 1971) we will determine the motive nozzle throat diameter is designed.

    Get Price
  • On the Flow of a Compressible Fluid through Orifices

    2018-10-9 · 767 On the Flow of a Compressible Fluid through Orifices By D. A. Jobson* By making certain basic assumptions, the author has determined a theoretical expression for the contraction coefficient, C, appropriate to an orifice when transmitting a compressible fluid, either

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  • Numerical Investigation of GDI Injector Nozzle Geometry

    2015-9-1 · The large eddy simulation (LES) with Volume of Fluid (VOF) interface tracking method in Ansys-FLUENT has been used to study the effects of nozzle hole geometrical parameters on gasoline direct injection (GDI) fuel injectors, namely the effect of inner hole length/diameter (L/D) ratio and counter-bore diameters on near field spray characteristics.

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  • Aerodynamic performance evaluation of twinjet

    2015-7-27 · associated mainly with jet exhaust plume effects, afterbody contours, nozzle afterbody geometry, tail support boom, fairing design, nozzle/engine spacing etc.[5-9]. To understand evaluate behaviour of these complex jets freestream interactions, a hardware system has been developed for the tests in base flow wind tunnel [10-12]. The

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  • Influences of nozzle flow and nozzle geometry on the

    2003-2-1 · Influences of nozzle flow and nozzle geometry on the shape and size of an air core in a hollow cone swirl nozzle M R Halder, S K Dash, and S K Som Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science 2003 217 : 2 , 207-217

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  • Effect of Nozzle Geometry on Diesel Emissions Fuelled

    2018-6-17 · Effect of Nozzle Geometry on Diesel Emissions Fuelled With Biodiesel Blends - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Effect of TiO2 and nozzle geometry on diesel emissions fuelled with biodiesel blends by Manigandan

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  • Effect of linear density of feed yarn filaments and air ...

    2016-7-20 · Indian Journal of Fibre & Textile Research Vol. 41, March 2016, pp. 47-54 Effect of linear density of feed yarn filaments and air-jet texturing process variables on compressional properties of woven fabrics R K Baldua, R S Rengasamy & V K Kotharia Department of Textile Technology, Indian Institute of Technology, New Delhi 110 016, India

    Get Price
  • Combustion and Emissions of Paired-Nozzle Jets in a Pilot ...

    2016-4-5 · This paper examines the combustion and emissions produced using a prototype fuel injector nozzle for pilot-ignited direct-injection natural gas engines. In the new geometry, 7 individual equally-spaced gas injection holes were replaced by 7 pairs of closely-aligned holes (“paired-hole nozzle”). The

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  • Design and Optimization of Flow Field of Tangentially ...

    2019-4-18 · A hot jet in the cold surrounding spreads faster than a cold jet in the same surrounding. For any downstream axial distance, the maximum velocity is at the centre and minimum at the periphery such that a parabolic is developed as shown in Fig.2 Figure 2. Jet dynamics from the burner as nozzle Table 2: Burner velocity arrangement

    Get Price
  • Effect of the Inlet Geometry on the Flow and Heat Transfer ...

    2019-9-27 · Transient infrared thermography is used for mapping the temperatures over the surface, and the heat transfer coefficients are estimated using a semi-infinite approximation methodology. Results show that, for circular jets, the effect of the jet diameter on the local and the spanwise-averaged Nusselt number is most pronounced near the jet exit.

    Get Price
  • Preliminary CFD Study on the Effect of Fuel Injector ...

    Fuel injector coking involves deposit formation on the external or the internal surfaces of an injector or nozzle. This deposition of carbonaceous particles can result in uneven fuel-spray characteristics or localised burning (hot spots), which may eventually lead to mechanical failure or simply have a detrimental effect on the combustion system.

    Get Price
  • Numerical simulation for optimizing the nozzle of moist ...

    The nozzles of moist-mix shotcrete are the key parts of forming a steady jet flow field and ensuring the uniform mixing of water and other ingredients. In this paper, for optimizing the nozzle of moist-mix shotcrete, both the internal and external field of a variety of spray nozzles were simulated and analyzed by adopting orthogonal test method with Fluent simulation software combined.

    Get Price
  • (PDF) Analytical and Numerical Studies of a Steam Ejector ...

    Download Free PDF. Download Free PDF ... Analytical and Numerical Studies of a Steam Ejector on the Effect of Nozzle Exit Position and Suction Chamber Angle to Fluid Flow and System Performance. Download. ... Steam Jet Ejector Using CFD A Review. By IRJET Journal. Development Practices in Ejector Technology for Refrigeration and Air ...

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  • ACTIVE CONTROL OF BASE PRESSURE IN SUDDENLY

    2019-2-4 · Anderson and Williams [1] worked on base pressure and noise produced by the abrupt expansion of air in a cylindrical duct. With an attached flow the base pressure was having minimum value which depends mainly on the duct to nozzle area ratio and on the geometry of the nozzle. The plot of overall noise showed a minimum

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  • Electric Motor Thermal Management R&D

    2015-1-5 · 1. Fluid Jet Geometry • Location and orientation of ATF fluid jets • Nozzle type/geometry • System flow rate • Jet velocity • Parasitic power 2. Relative positon between measured heat transfer and jet location • Impact of gravity and free fluid flow • Fluid interactions between jets

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  • ANALYSIS OF DUAL BELL ROCKET NOZZLE USING

    2019-4-21 · The concept of nozzle was first studied at the Jet Propulsion Laboratory in 1949. In the late 1960s, Rocket dyne patented this nozzle concept, which has received attention in recent years in the U.S. and Europe. Figure illustrates the design of this nozzle concept with its typical inner base nozzle, the wall

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  • Professor Rathakrishnan's page

    2017-10-27 · Anuj Bajpai and Ethirajan Rathakrishnan Tab Geometry Effect on Supersonic Elliptic Jet Control, International Journal of Trubo and Jet Engines, 2016, DOI 10.1515/tjj, 2016-0020. Defromont Thomas and E Rathakrishnan Supersonic Jet Control with Air …

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  • Computational Analysis of Bell Nozzles - Avestia

    2020-1-8 · Proceedings of the 4th International Conference of Fluid Flow, Heat and Mass Transfer (FFHMT'17) Toronto, Canada – August 21 – 23, 2017 Paper No. 110 DOI: 10.11159/ffhmt17.110 110-1 Computational Analysis of Bell Nozzles Beena D. Baloni, Sonu P. Kumar, S. A. Channiwala

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  • New Electrospinning Nozzle to Reduce Jet Instability and ...

    2014-10-24 · A new nozzle system for the efficient production of multi-layered nanofibers through electrospinning is reported. Developed a decade ago, the commonly used coaxial nozzle system consisting of two ...

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  • Review of Thrust Reverser Mechanism used in Turbofan

    2013-11-13 · As per the geometry of jet engine, maximum thrust is available only at the exit of nozzle. It is seen in bucket target type of thrust reverser mechanism is more efficient than other types because maximum amount of thrust which is coming out from jet engine is made to be reversed by using deflector doors at the back of jet engine. 4.

    Get Price
  • Numerical simulation for optimizing the nozzle of moist ...

    The nozzles of moist-mix shotcrete are the key parts of forming a steady jet flow field and ensuring the uniform mixing of water and other ingredients. In this paper, for optimizing the nozzle of moist-mix shotcrete, both the internal and external field of a variety of spray nozzles were simulated and analyzed by adopting orthogonal test method with Fluent simulation software combined.

    Get Price
  • BLASTING TECHNICAL INFORMATION - MC Finishing

    2021-6-28 · The air jet is 1/2 the ID of the nozzle and as the air stream is passed through both, it creates a low pressure which sucks the media from the hopper into the air stream. The media acceleration distance is very short ( from the nozzle to the workpiece-approximately 4 to 14”). The suction systems work fine and can be continuously blasted as ...

    Get Price