India PDF The effect of nozzle geometry on air-jet textureAlliances

Just fill in the form below, click submit, you will get the price list, and we will contact you within one working day. Please also feel free to contact us via email or phone. (* is required).

  • Effect of nozzle geometry on the performance and

    2018-8-29 · geometry ( modified nozzle geometry). Blends like B20, B40, B60, B80, B100 and standard diesel were used in engine and studied the performance and emission characteristics without altering the compression ratio of the engine. The experimental results showed that higher Brake thermal efficiency (BTE) for baseline nozzle geometry up to B40 POME ...

    Get Price
  • A Review on Effect of Nozzle Hole Geometry on the ...

    2020-1-22 · nozzle geometry with 5 hole having an orifice diameter of 0.3 mm. That may be due to atomization, spray characteristics and mixing with air were better, resulting in improved combustion. The BTE was found to be 28.5% at 80% load and its maximum value obtained with 5 hole nozzle at an injection opening pressure of 205 bar.

    Get Price
  • (PDF) Effect of Nozzle Geometry on Flame

    23rdNational Conference on I. C. Engine and Combustion (NCICEC 2013) SVNIT, Surat, India 13-16, December 2013 Effect of Nozzle Geometry on Flame Characteristics of a Swirl Stabilized Hydrogen Combustor D. P. Mishra and R. Khatry Department of Aerospace Engineering Indian Institute of Technology Kanpur Abstract This paper presents an experimental study on the performance …

    Get Price
  • Effect of nozzle geometry on heat transfer

    2013-3-1 · 1. Introduction. Impinging jet has been widely used for applications where high heat and mass transfer rates are required. A variety of nozzle geometries ranging from slots to square edged (from profited plate) and round jet .Previous studies have demonstrated the dependence of heat transfer on a number of parameters, including the Reynolds number of jet, nozzle to plate spacing, the presence ...

    Get Price
  • 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 ...

    Get Price
  • 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

    Get Price
  • Heat Transfer Enhancement by Jet Impingement ... - IRD

    2016-4-1 · incident the high velocity air jet coming from the nozzle on a target surface having dimples of various geometry. It is used for cooling, heating and drying purposes like in hot metal cooling, turbine blades cooling and in cooling electronics equipments etc. This study will investigate the effect of jet impingement on a

    Get Price
  • Effect of Jet Shape on Flow and Torque Characteristics of ...

    2015-1-31 · penstock. The shape of jet affects the force and torque on the bucket and runner of turbine. The nozzle of circular cross section is commonly used. In this paper attempt has been made to study the effect of four different jet shapes on the flow and torque characteristics of Pelton turbine runner through numerical simulation.

    Get Price
  • Effect of Air Ratio on Unsteady Partially Premixed Flames

    2020-1-8 · Effect of Air Ratio on Unsteady Partially Premixed Flames Ashokraj R, Sundararajan T, Srinivasan K Indian Institute of Technology, Madras Chennai, Tamil Nadu, India [email protected]; [email protected]; [email protected] Abstract– The burning characteristics of unsteady partially premixed flames have been investigated in this paper.

    Get Price
  • 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.

    Get Price
  • (PDF) Effect of nozzle geometry on pressure drop and heat ...

    Effect of nozzle geometry on pressure drop and heat transfer in submerged jet arrays ... Download Free PDF. ... Influence of the shape of the nozzle on local heat transfer distribution between smooth flat surface and impinging air jet. By Vadiraj Katti. Single-Phase Microscale Jet …

    Get Price
  • Effect of nozzle geometry on critical-subcritical flow ...

    2019-2-1 · Nozzle geometry does have a significant impact of nozzle performance. Effect of single-phase air flow through a nozzle revealed the effect of different nozzle parameters on nozzle performance. A lower diverging angle and no elongated throat gave the best critical pressure ratio and a …

    Get Price
  • Effect of nozzle geometry on heat transfer characteristics ...

    Request PDF | Effect of nozzle geometry on heat transfer characteristics from a single circular air jet | The paper reports results on the effects of nozzle geometry on local and average heat ...

    Get Price
  • Influence of nozzle geometry on primary and large-scale ...

    2020-8-10 · Hence, larger LTR leads to larger breakup length of liquid jet. 3.2. Effect of nozzle geometry on jet instability. It can be observed in Fig. 4 that the jet breakup length as well as the structure of the jet core vary from one time instant to other even if the regime of jet breakup does not change. This was observed for all nozzles and ...

    Get Price
  • Flow Investigation of an Axisymmetric Single and Multi Jets

    2018-1-23 · d for various nozzle exit angles and the structure of jet plumes is studied. 4. M. ODEL . D. ESIGN. The material used for nozzle is steel. The air at ideal gas is used for flow analysis. A cylindrical domain is created to capture the jet plumes structure with location and interference of shock wave (or expansion waves).

    Get Price
  • Effect of Air Ratio on Unsteady Partially Premixed Flames

    2020-1-8 · Effect of Air Ratio on Unsteady Partially Premixed Flames Ashokraj R, Sundararajan T, Srinivasan K Indian Institute of Technology, Madras Chennai, Tamil Nadu, India [email protected]; [email protected]; [email protected] Abstract– The burning characteristics of unsteady partially premixed flames have been investigated in this paper.

    Get Price
  • 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 ...

    Get Price
  • Effect of Jet Shape on Flow and Torque Characteristics of ...

    2015-1-31 · penstock. The shape of jet affects the force and torque on the bucket and runner of turbine. The nozzle of circular cross section is commonly used. In this paper attempt has been made to study the effect of four different jet shapes on the flow and torque characteristics of Pelton turbine runner through numerical simulation.

    Get Price
  • (PDF) SLACK AIR JET SPINNING | Magdi El Messiry -

    2019-2-20 · convergence ratio of nozzle, inlet pressure and number of nozzle intakes. The effect of the convergence ratio of nozzle is investigated in the range of 1–2.85.The experimental and simulated results were compared[4]. Balabel et al, turbulent models were assessed on 2 dimensional C-D rocket nozzles.

    Get Price
  • 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.

    Get Price
  • 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

    Get Price
  • 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.

    Get Price
  • Numerical Investigation of Heat and Flow Characteristic

    2018-3-11 · complexity of mechanism of heat removal. The study of air jet impingement system has various parameters which effect the cooling process. These parameters are jet Reynolds number, mass flow rate of the air, air temperature, jet exit cross sectional area, number of jet used in a system, and jet …

    Get Price
  • Nozzle Wear Parameter in Water jet machining The Review

    2014-4-1 · A nozzle is required to perform abrasive waterjet machining for material removal with the help of very high velocity of waterjet. The main problem of AWJ machining process is nozzle wear during the process. The wear depends on various parameters such as water jet characteristics, nozzle geometry…

    Get Price
  • 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 ...

    Get Price
  • CHARACTERISTIC STUDY OF NON-CIRCULAR

    2011-10-13 · In a turbulent jet flow, it is customary to use an axisymmetric nozzle, as reported in [11, 14, 26] to mention only a few. The conventional axisymmetric nozzles consist of a smooth circular pipe or a contracted circular nozzle, which are characterized by fully developed velocity profiles, and top-hat velocity profiles, respectively.

    Get Price
  • 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.

    Get Price
  • 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

    Get Price
  • 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.

    Get Price
  • Numerical Investigation of Multijet Air Impingement on

    2013-9-8 · The air flow rate, pin fin height, the diameter of the jet and pin fin, and jet to target surface distance are the main variables, which can be chosen to solve a given heat and mass transfer problem. Reynolds number is varied in turbulent range to study the effect of Re on heat transfer coefficient. Jet exit area for each geometry of nozzle ...

    Get Price
  • Heat Transfer Enhancement by Jet Impingement ... - IRD

    2016-4-1 · incident the high velocity air jet coming from the nozzle on a target surface having dimples of various geometry. It is used for cooling, heating and drying purposes like in hot metal cooling, turbine blades cooling and in cooling electronics equipments etc. This study will investigate the effect of jet impingement on a

    Get Price
  • Heat transfer enhancement by jet impingement on

    2014-12-16 · jet impingement is to incident the high velocity air jet coming from the nozzle on a target surface having dimples of various geometry. It is used for cooling, heating and drying purposes like in hot metal cooling, turbine blades cooling and in cooling electronics equipments etc. This study will investigate the effect of jet

    Get Price
  • Review of Correlations on Jet Impingement Cooling

    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.

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

    1992-11-1 · Four different nozzle exit conditions were studied, including fully developed pipe flow, a contoured nozzle, and turbulence-damped and -undamped sharp-edged orifices. Liquid jet Reynolds numbers in the range 30,000 to 55,000 were investigated. …

    Get Price
  • EXPERIMENTAL AND STATISTICAL ANALYSIS ON THE

    2017-10-31 · The geometry of the chevron in terms of petal length and penetration appears to have a strong effect on the jet cross-section. Chevrons CH-1 and CH-1-3 have the same petal length, but surprisingly, an increase in the penetration of the crest from 2% to 6% significantly enhances the bulge through the notches, thereby increasing the perimeter of ...

    Get Price
  • Flow visualization of the jet exiting a chevron nozzle

    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.

    Get Price
  • Acoustics Study of a Supersonic C-D Nozzle - IJERT

    2018-9-20 · The present Paper aims to present a comparative study of the external and internal flow characteristics through an axisymmetric circular convergent nozzle, a nonserpentine convergent nozzle with an elliptic exit, and a shallow single serpentine convergent nozzle with an elliptic exit under the fully expanded condition at a nozzle pressure ratio of 1.6.

    Get Price
  • DECAY OF SUPERSONIC RECTANGULAR JET ISSUING

    2019-7-1 · Acoustics Study of a Supersonic C-D Nozzle Arun Raj S1, 2Jaison Joseph2, Jeffrey John Varghese , Joseph Tom Joseph2, Subnas L C2 1Assistant Professor, Christ University Faculty of Engineering, Bangalore, India. 2UG student, Christ University Faculty of Engineering, Bangalore, India Abstract— Supersonic flows associated with aircraft and rocket ...

    Get Price
  • Modelling and Exhaust Nozzle Flow Simulations in A

    2017-10-31 · The geometry of the chevron in terms of petal length and penetration appears to have a strong effect on the jet cross-section. Chevrons CH-1 and CH-1-3 have the same petal length, but surprisingly, an increase in the penetration of the crest from 2% to 6% significantly enhances the bulge through the notches, thereby increasing the perimeter of ...

    Get Price
  • Numerical Investigation of Heat and Flow Characteristic

    2021-4-2 · chevron along jet & plot the graph of it at different position for those various designed nozzles. P. Kaleeswaran, P. Shanmughasundaram[2],Experimental and Statistical analysis on the noise reduction using chevron nozzle in supersonic free jet, U.P.B. Sci. Bull., Series D, …

    Get Price
  • CHARACTERISTIC STUDY OF NON-CIRCULAR

    2020-9-9 · This paper addresses the effect of expansion ramps on the decay characteristics of a controlled supersonic rectangular jet. A Mach 1.8 rectangular jet issuing from a converging-diverging nozzle of aspect ratio 2 and Reynolds number 1.861∙105 is considered as the base model for the study. Two separate nozzle models with ex-

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

    2020-4-1 · Supersonic flow from a nozzle that represents the exhaust nozzle of a supersonic combustion ramjet SCRAMJET is modelled. Jet from the nozzle is issued into a domain which is bounded on one side by an after body wall which is parallel to the centreline of the nozzle. Shocks propagating from the nozzle exit reflect from the after body.

    Get Price