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  • Experimental Study of Influence of Different Nozzle ...

    2016-6-21 · The effect of nozzle diameter on heat transfer coefficient is investigated (Jacob, et al, 2013). Submerged air jet is used to investigate the fluid flow and heat transfer characteristics with a circular jet (Anwarullah et al, 2012) and they observed that Nusselt number increases with decrease in nozzle to plate spacing. The effect of flat plate and surface

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  • Effect of Abrasive on Water Jet Nozzle

    2017-6-12 · process. In the present work, the effect of geometrical parameters of single step nozzle and abrasive size on skin friction coefficient at the wall of nozzle due to wall shear stress and jet exit kinetic energy has been analyzed by ANSYS software. This analysis is totally depends on nozzle geometry and nozzle material is taken same for all cases.

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  • steam jet ejector - ResearchGate

    found that the nozzle position had a great effect on the jet ejector performance, as it determines the distance over which the motive and propelled stream are completely mixed.

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  • An Advance Air Induced Air Assisted Electrostatic Nozzle

    2018-3-21 · A twin fluid, internal mixing, air-induced, concentric, air-assisted electrostatic nozzle with annular ring electrode of appro-priate dimensions madeof nickel has been designed and developed as shown in schematic diagram of Fig. 1. A cylindrical nozzle tip of length 14 mm is taken to pass the liquid in the form of narrow jet.

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  • NUMERICAL AND EXPERIMENTAL INVETIGATIONS OF

    Ishida and Okajima [4,5] and Jeong et al. [6] developed a better nozzle design to improve the efficiency of the air-jet during weft insertion and to reduce air consumption.

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  • International Advanced Research Journal in Science ...

    2020-12-1 · clover nozzle is introduced to add passive mixing. Studies towards this direction [3] showed that a clover nozzle, which is a class of radially lobbed nozzle, provides better pressure recovery compared to normal lobbed nozzle. Deepu et al. [4] numerically studied that shock induced vortex generation enhance mixing and reaction.

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  • Experimental Study of Influence of Different Nozzle ...

    2016-6-21 · The effect of nozzle diameter on heat transfer coefficient is investigated (Jacob, et al, 2013). Submerged air jet is used to investigate the fluid flow and heat transfer characteristics with a circular jet (Anwarullah et al, 2012) and they observed that Nusselt number increases with decrease in nozzle to plate spacing. The effect of flat plate ...

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  • Effect of Abrasive on Water Jet Nozzle

    2017-6-12 · jet characteristics, abrasive size and nozzle geometry, etc. The uncontrolled nozzle wear can affect the effectiveness and surface finish obtained through the AWJ machining process. In the present work, the effect of geometrical parameters of single step nozzle and abrasive size on skin friction coefficient at the wall of nozzle due to wall shear

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  • NUMERICAL AND EXPERIMENTAL INVETIGATIONS OF

    2020-12-1 · College of Engineering, Trivandrum Thiruvananthapuram, Kerala,695016 India VSSC, ISRO, Thiruvananthapuram,Kerala,695022 India ABSTRACT Effective mixing of two supersonic streams in a short mixing chamber is a major challenge. Active and passive methods are used to enhance the mixing. Nozzle geometry, different nozzle configurations a

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  • EFFECT OF COLLAR AND BEVEL ANGLE IN MIXING

    2021-6-9 · 1Department of Mechanical Engineering, National Institute of Technology Patna, India 2Department of Mechanical Engineering, Motilal Nehru National Institute of Technology Allahabad, India Abstract: The present work focuses on the effect of nozzle collar exit inclination on the mixing characteristics of Mach 1.76 jet in both design and off-design

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  • Ansys Nozzle Jet - cdn.app.jackwills.com

    2021-8-4 · Ansys Nozzle Jet computational study of effects of drop size distribution in fire suppression systems g tanner w kalata k ... modeling and meshing ansys workbench 14 5 is used cross section of the geometry is shown in the below fig 1 ... waterjet cutting head nozzle wall results show that nozzle length has an effect on the mixing of water air and

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  • Study of Jet Impingement Heat Transfer

    2018-4-20 · Reynolds number (Re), nozzle geometry/shape, assembly of jet array, nozzle-to-plate spacing, angle of jet impingement, turbulence properties at the exit of the jet, ribbed surfaces and flow pulsation, etc. Here a detailed review of the heat transfer characteristics of systems of single as well as multiple impinging air jets is presented. The ...

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  • TO STUDY THE EFFECT OF CANTED ANGLE IN

    2018-6-20 · nozzles of Mach number of 1.76 and canted twin jet has lower turbulence level due to jet interaction in the inter nozzle region. The main objective of this study is to compare the jet structure, turbulence quantities of twinjets and the effect of canted angle in turbulence mixing in supersonic twinjet.

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  • Mathematical Model of a Constructal Coanda Effect Nozzle

    2017-9-18 · tially huge impact on the field of air transport. The concept comprises a thrust vectoring propulsive nozzle named HOMER (High-speed Orienting Momentum with Enhanced Reversibility), exploit-ing Coanda effect of a dual stream on a curved, convex surface, and a plasma actuator enabling the extension of the vectoring angle range of the nozzle.

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  • Ansys Nozzle Jet - cdn.app.jackwills.com

    2021-8-3 · nozzle geometry and size nozzle configuration location of exhaust ports nozzle to target spacing surface motion and operating variables such as cross flow and jet axis velocity complicate the analysis Experimental and Numerical Computational Fluid Dynamics April 29th, 2019 - consists of the nozzle with spear and jet 14 The jet is designed in ...

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  • EXPERIMENTAL AND STATISTICAL ANALYSIS ON THE

    2016-8-10 · Experimental and statistical analysis […] reduction using Chevron nozzle in supersonic free jet 25 The effect of nozzle pressure ratio and No. of Chevrons on noise level is shown in Fig.2. The results were plotted for three different nozzle pressure ratios(2.5, 3,and 3.5) and No. of chevrons (0, 10, and 14) at the exit of the CD-nozzle.

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  • An Advance Air Induced Air Assisted Electrostatic Nozzle

    2018-3-21 · A twin fluid, internal mixing, air-induced, concentric, air-assisted electrostatic nozzle with annular ring electrode of appro-priate dimensions madeof nickel has been designed and developed as shown in schematic diagram of Fig. 1. A cylindrical nozzle tip of length 14 mm is taken to pass the liquid in the form of narrow jet.

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  • Original Article - TJPRC

    2018-6-20 · Figure 1: Geometry of CD Nozzle with Enlarged Duct The dimensions of CD nozzle with suddenly expanded duct are mentioned in table 1. Table 1: Dimension of CD nozzle for Mach number 1.87 Mach Number 1.87 Inlet diameter (Di) 28.72 mm Throat diameter (Dt) 8.648 mm Exit diameter (De) 10 mm Extended diameter (D) 25 mm Convergent length (Lc) 35 mm

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  • Ansys Nozzle Jet - cdn.app.jackwills.com

    2021-8-4 · Ansys Nozzle Jet computational study of effects of drop size distribution in fire suppression systems g tanner w kalata k ... modeling and meshing ansys workbench 14 5 is used cross section of the geometry is shown in the below fig 1 ... waterjet cutting head nozzle wall results show that nozzle length has an effect on the mixing of water air and

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

    2016-7-20 · Department of Textile Technology, Indian Institute of Technology, New Delhi 110 016, India Received 7 August 2014; revised received and accepted 22 September 2014 The influence of yarn feed and process parameters used in the production of air-jet textured yarn on compression and recovery behavior of air-jet textured yarn fabric has been studied.

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  • Review of Correlations on Jet Impingement Cooling

    2020-4-1 · other arrangements are nozzle geometry of square edge (no chamfered) and with chamfered edge, inclined jet, axially symmetric air jet, elliptic jet arrays. Swirling Jet the impinging jet is forced to swirl when exiting the jet orifice/nozzle, providing a flow commonly known as the swirling jet.

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  • EXPERIMENTAL AND STATISTICAL ANALYSIS ON THE

    2016-8-10 · Experimental and statistical analysis […] reduction using Chevron nozzle in supersonic free jet 25 The effect of nozzle pressure ratio and No. of Chevrons on noise level is shown in Fig.2. The results were plotted for three different nozzle pressure ratios(2.5, 3,and 3.5) and No. of chevrons (0, 10, and 14) at the exit of the CD-nozzle.

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  • International Advanced Research Journal in Science ...

    2018-4-4 · The opening is a jet nozzle, which is connected to the compressed air source – Compressor. This jet is arranged to inject the air into the tube at a tangent to the outside circumference of the tube. Due to the design of the jet and the high pressure of the air, the air swirls rapidly around inside the long length of the tube.

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  • Single-Stage System TAPIS

    2020-10-10 · Inside of the TAPIS® polyhedron there is a spray nozzle system which, due to its special arrangement, and in combination with the geometry of the polyhedron, enables a particularly effective screen backwash by pressurized air pulses. The lower, closed sides of the polyhedron are used as rebounding plates for the expanding pressurized air.

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  • Theoretical Performance Analysis of Vapour Jet Ejector for ...

    2015-5-31 · Theoretical Performance Analysis of Vapour Jet Ejector for R 134a 50 www.alliedjournals.com C. Effect of evaporator and condenser temperature on Carnot COP Similarly same effect are seen on Carnot performance in figure 4.3, it depicts that Carnot COP is highly influenced by condenser and evaporator temperature. Maximum performance obtained is 1.7.

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  • Flow visualization of the jet exiting a chevron nozzle

    2018-7-19 · 54,000.35 An important parameter to be considered in the jet field, is the nature of the nozzle, which is a conventional conical nozzle in the present study when compared to the contoured nozzle of Bradbury & Khadem.19 A jet issuing out of the conventional conical nozzle will decay and diffuse much earlier than the jet from the contour nozzle.

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  • Effect of Shocks on Mixing and Thrust in Over-expanded

    2013-6-3 · Effect of Shocks on Mixing and Thrust in Over-expanded Nozzles Swapneel Roy1, Thanusha M.T2, Rahul B.V3, A.A. Khan4 1, 2, 3 Aeronautical Society of India, 13 -B, Indraprastha Estate, New Delhi, India 4 Propulsion Division, CSIR - National Aerospace Laboratories, Bangalore. India

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  • Study Of Flow Characteristics In a Convergent And ...

    2021-7-8 · convergent-divergent nozzle had been concluded that the bleed is most effective in the low to moderate NPR regime effect of the throat geometry, including the discontinuity in slope, on the flow is investigated. Four different nozzle geometries with the same area ratio and length are chosen(7).

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  • DESIGN AND CFD ANALYSIS OF CONVERGENT AND

    2017-9-25 · used nozzle since in using it the propellant can be heated incombustion chamber. In this project we designed a new Tri-nozzle to increase the velocity of fluids flowing through it. It is designed based on basic convergent-Divergent nozzle to have same throat area, length, convergent angle and divergent

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  • Experimental and computational study of fluid flow on a ...

    2016-7-20 · target plate, on which jet is impinged from the chamber. The geometry details of the impingement chamber and the target plate are given in Table 1. In order to determine the static pressure distribution on the target surface, a close array of pressure tap holes of …

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  • Single-Stage System TAPIS

    2020-10-10 · Inside of the TAPIS® polyhedron there is a spray nozzle system which, due to its special arrangement, and in combination with the geometry of the polyhedron, enables a particularly effective screen backwash by pressurized air pulses. The lower, closed sides of the polyhedron are used as rebounding plates for the expanding pressurized air.

    Get Price
  • Nozzle Lances and Systems for Gas Denitrification

    nozzle atomizes according to the principle of inside mixing. The air/fluid mixture exits via three outlet holes creating a wide and flat spray with an even better surface coverage. The droplet spectrum and the pulse of the droplets can be adapted by changing the air fluid ratio. Special properties ide and flat jet, W spray angle 60° V 1 V 2

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  • Design and CFD Analysis of Gas Turbine Engine Chamber

    2020-4-1 · geometry. 2) CFX: This is the solver software. This software is used to simulate the flow in the computational domain. Also some part of the post processing is carried with CFXpost A. rocket. engine is a type of jet engine that uses only stored rocket propellant mass for forming its high speed propulsive jet.

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  • Plume Interaction and Base Flow Analysis of a Twin

    2020-7-22 · The Institution of Engineers (India) 2016 Abstract 3D RANS simulations are performed to study the multi jet interactions of a twin engine gimbal config-uration of an aerospace vehicle at different time instants. Simulations captured all the essential features of the flow field and interaction between the neighboring jets did not

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  • International Journal of Advanced Research in Electrical ...

    2019-7-15 · The basic operation of the PDE is similar to that of the pulse jet engine; air is mixed with fuel to create a flammable mixture that is then ignited. The resulting combustion greatly increases the pressure of the mixture to approximately 100 atmospheres (10 MPa), which then expands through a nozzle for thrust. To ensure that the mixture

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  • A Comparative Study on Effect of Variation in Opening ...

    2020-4-15 · 10]. Process of entrainment of air or aeration by using a plunging water jet is the process when a falling water jet, after it passes through the contiguous air, entrains a great sum of air bubbles into the water pool and as a result a large submerged double-phase (gas–liquid) contact area is formed [11]. Oxygen-transfer efficiency increases

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  • Experimental and computational study of fluid flow on a ...

    2016-7-20 · target plate, on which jet is impinged from the chamber. The geometry details of the impingement chamber and the target plate are given in Table 1. In order to determine the static pressure distribution on the target surface, a close array of pressure tap holes of …

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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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  • Single-Stage System TAPIS

    2020-10-10 · Inside of the TAPIS® polyhedron there is a spray nozzle system which, due to its special arrangement, and in combination with the geometry of the polyhedron, enables a particularly effective screen backwash by pressurized air pulses. The lower, closed sides of the polyhedron are used as rebounding plates for the expanding pressurized air.

    Get Price
  • Nozzle Lances and Systems for Gas Denitrification

    2018-2-2 · Spray pattern of the flat fan nozzle Spray pattern of a Laval nozzle See page 15 for more information The droplet spectrum and the pulse of the droplets can be adapted by changing the air fluid ratio. with a great penetration depth. Our research has shown that the discharge velocity has a greater effect on the denitri­ fication process. Moreover,

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  • MACHINING OF D2 HEAT TREATED STEEL USING

    2019-4-21 · Manipal, Karnataka state, India Abstract This paper discusses the machining of D2 heat treated steel using Abrasive Water Jet (AWJ). D2 steel is an alloy of high-carbon, high-chromium, air-hardened steel, which has high wear resistance and toughness, …

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  • Increasing the Efficiency of an Engine by the use of ...

    2019-7-15 · first turbocharged engine for commercial diesel-engines on the market.The idea of using a variable geometry turbine in a turbocharger dates back at least to the 1950s. In the year 1962/63 were in the USA the Chevrolet Corvair Monza and the Oldsmobile Jet fire the first production car equipped with exhaust turbocharger.

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  • Effect of the Preheated Oxidizer Temperature on Soot ...

    2021-6-20 · considered an axisymmetric computational domain for such type of geometry. It consists of a central fuel jet and a co-flow air jet. The diameter of the fuel jet at the inlet was kept as 4.07 10 3 m. Pure methane (CH4) was considered as fuel while air (21% O2 + 79% N2 on a volume basis) was used as an oxidizer. An annular co-flow pilot flame ...

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  • o l . 4, Issu E 1, No V 2014 ISSN : 2249-5762 (Online ...

    2014-5-21 · IJRMET Vo l. 4, Issu E 1, No V 2013 - Ap RI l 2014 ISSN : 2249-5762 (Online) | ISSN : 2249-5770 (Print) 76 InternatIonal Journal of research In MechanIcal engIneerIng & technology www.ijrmet.com Studies on Flow from Convergent Nozzle with Sudden Expansion and Control Effectiveness under the Influence of Micro Jets 1Syed Ashfaq, 2S. A. Khan 1Dept. of Mechanical …

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  • Design and CFD Analysis of Gas Turbine Engine Chamber

    2020-4-1 · geometry. 2) CFX: This is the solver software. This software is used to simulate the flow in the computational domain. Also some part of the post processing is carried with CFXpost A. rocket. engine is a type of jet engine that uses only stored rocket propellant mass for forming its high speed propulsive jet.

    Get Price
  • Danfoss Oil Nozzle Chart Free Books - erp.spuvvn.edu

    2021-8-3 · Calculation Spreadsheet. Effect Of Nozzle Junction And Equipment Stiffness On. Effect Of Nozzle Junction And Equipment Stiffness On. Which WRC 107 Or 297 Parameters Should I Check When Is My. Allowable Nozzle Loads Spreadsheet PDF Download. CR4 Thread API 650 Tank Nozzle Load Allowable For Tank. Jan 2th, 2021SNAP Sonic Nozzle Auto Prover ...

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