Initial Droplet Size and Velocity Distributions for Liquid Sprays Based on Maximization of Entropy Genration

Initial Droplet Size and Velocity Distributions for Liquid Sprays Based on Maximization of Entropy Genration PDF Author: Meishen Li
Publisher:
ISBN:
Category :
Languages : en
Pages : 404

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Initial Droplet Size and Velocity Distributions for Liquid Sprays Based on Maximization of Entropy Genration

Initial Droplet Size and Velocity Distributions for Liquid Sprays Based on Maximization of Entropy Genration PDF Author: Meishen Li
Publisher:
ISBN:
Category :
Languages : en
Pages : 404

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Book Description


Handbook of Atomization and Sprays

Handbook of Atomization and Sprays PDF Author: Nasser Ashgriz
Publisher: Springer Science & Business Media
ISBN: 1441972641
Category : Technology & Engineering
Languages : en
Pages : 922

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Book Description
Atomization and sprays are used in a wide range of industries: mechanical, chemical, aerospace, and civil engineering; material science and metallurgy; food; pharmaceutical, forestry, environmental protection; medicine; agriculture; meteorology and others. Some specific applications are spray combustion in furnaces, gas turbines and rockets, spray drying and cooling, air conditioning, powdered metallurgy, spray painting and coating, inhalation therapy, and many others. The Handbook of Atomization and Sprays will bring together the fundamental and applied material from all fields into one comprehensive source. Subject areas included in the reference are droplets, theoretical models and numerical simulations, phase Doppler particle analysis, applications, devices and more.

A Prediction of the Droplet Size and Velocity Distribution in a Spray from First Principles [microform]

A Prediction of the Droplet Size and Velocity Distribution in a Spray from First Principles [microform] PDF Author: Richard William Sellens
Publisher: National Library of Canada
ISBN: 9780315295537
Category : Particle size determination
Languages : en
Pages : 147

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Book Description
The maximum entropy formalism is used to predict the droplet size and velocity distribution in a spray resulting from the breakup of a liquid sheet. The physics of the process are described by simple conservation constraints for mass, momentum, surface energy and kinetic energy. The predicted size distribution is compared with four empirical distributions and found very similar to a Rosin - Rammler distribution with the same parameters. The predicted velocity distribution has a Gaussian cross section at any particular droplet diameter. The variance of the Gaussian decreases with increasing droplet diameter, so that the velocity is nearly single valued for large droplets, but varies widely for smaller droplets. This size and velocity distribution is propagated downstream using a simple physical model which assumes a uniform velocity air flow field, no evaporation, and treats the droplets as solid spheres. Although this is a substantial simplification, it shows that, in the absence of fluctuations in the air stream around the droplets, droplet velocity distributions collapse towards single values. This process takes place over distances which are short when compared to the scale of common spray systems.

Metal Sprays and Spray Deposition

Metal Sprays and Spray Deposition PDF Author: Hani Henein
Publisher: Springer
ISBN: 3319526898
Category : Technology & Engineering
Languages : en
Pages : 569

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Book Description
This book describes and illustrates metal spray and spray deposition from the process engineering, metallurgical, and application viewpoints. The authors include step-by-step fundamental information for the metal spray process and detail current engineering developments and applications. They offer industry insight on non-equilibrium solidification processes for yielding stable metal structures and properties.

Dissertation Abstracts International

Dissertation Abstracts International PDF Author:
Publisher:
ISBN:
Category : Dissertations, Academic
Languages : en
Pages : 942

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Drop size and velocity distributions in sprays

Drop size and velocity distributions in sprays PDF Author: Richard W. Sellens
Publisher:
ISBN:
Category :
Languages : en
Pages : 264

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Recent Advances in Mechanical Engineering

Recent Advances in Mechanical Engineering PDF Author: K.M. Pandey
Publisher: Springer Nature
ISBN: 9811577110
Category : Technology & Engineering
Languages : en
Pages : 949

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Book Description
This book presents the select proceedings of the International Conference on Recent Advancements in Mechanical Engineering (ICRAME 2020). It provides a comprehensive overview of the various technical challenges faced, their systematic investigation, contemporary developments, and future perspectives in the domain of mechanical engineering. The book covers a wide array of topics including fluid flow techniques, compressible flows, waste management and waste disposal, bio-fuels, renewable energy, cryogenic applications, computing in applied mechanics, product design, dynamics and control of structures, fracture and failure mechanics, solid mechanics, finite element analysis, tribology, nano-mechanics and MEMS, robotics, supply chain management and logistics, intelligent manufacturing system, rapid prototyping and reverse engineering, quality control and reliability, conventional and non-conventional machining, and ergonomics. This book can be useful for students and researchers interested in mechanical engineering and its allied fields.

A Study of Liquid Spray-mechanism of Atomization Droplet Size Velocity and Temperature Distribution Via Information Theory Spray Interaction with Ambient Air Motion

A Study of Liquid Spray-mechanism of Atomization Droplet Size Velocity and Temperature Distribution Via Information Theory Spray Interaction with Ambient Air Motion PDF Author: Xianguo Li
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Experimental and Theoretical Approaches to Droplet Size Velocity and Temperature Distributions of a Cylindrical Liquid Jet

Experimental and Theoretical Approaches to Droplet Size Velocity and Temperature Distributions of a Cylindrical Liquid Jet PDF Author: Po-Chuan Hsing
Publisher:
ISBN:
Category :
Languages : en
Pages :

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Droplet Size Distribution and Liquid Volume Concentration in a Water Spray: Predictions and Measurements

Droplet Size Distribution and Liquid Volume Concentration in a Water Spray: Predictions and Measurements PDF Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 9

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Book Description
A water spray, from a twin-fluid atomizer, was studied at different air temperature and at atmospheric pressure. The Sauter Mean Diameter, D32, and the droplet volume distribution were measured at four different distances from the injector. An optical method was used to measure droplet sizes. Predictions of the Sauter Mean Diameter, liquid volume concentration and droplet size distribution were also evaluated. The influence of the air velocity, air temperature and of the water flow rate in the spray S.M.D. and in the liquid volume concentration at different distance from the injector have been measured. The predictions showed good agreement with experimental results.