Results 31 to 40 of about 312,116 (364)

Application of soybean oil and glycerol in animal feed production, ANN model [PDF]

open access: yesActa Periodica Technologica, 2019
In the past few decades the diet preparation in feed production has evolved towards more complicated technological operations, which include different liquid addition.
Dragojlović Danka M.   +7 more
doaj   +1 more source

Three-Dimensional Printing of Cylindrical Nozzle Elements of Bernoulli Gripping Devices for Industrial Robots

open access: yesRobotics, 2022
The application of additive technologies, namely, fused deposition modeling, is a new reality for prototyping gripping devices of industrial robots. However, during 3D printing of holes and nozzle elements, difficulties arise with reducing their diameter.
Roman Mykhailyshyn   +3 more
doaj   +1 more source

Research on Cuttings Transport Performance of Circulating Valve Cleaner Based on CFD-DEM

open access: yesShiyou jixie
In the process of drilling, inefficient drill cuttings transport may lead to an increase in annular cuttings concentration and equivalent circulating density (ECD), thereby causing some problems such as tool wear and lost circulation.
Hu Wei   +5 more
doaj   +1 more source

An Analysis of Jet Noise Characteristics in the Compressible Turbulent Mixing Layer of a Standard Nozzle

open access: yesMachines, 2022
In this paper, we seek to understand the influence of TPS standard nozzle shape on jet noise and improve the accuracy of flow and pressure ratio of aeronautical simulation.
Guozhen Mu, Qiongying Lyu, Yiming Li
doaj   +1 more source

Characterization of the Nozzle Ablation Rate Based on 3D Laser Scanning System

open access: yesAerospace, 2023
The nozzle of solid rocket motor (SRM) is easily ablated by high temperature, high pressure, high speed, and corrosive particles, which affects the stability of rocket flight.
Kaining Zhang   +3 more
doaj   +1 more source

Expansion Waves at the Outlet of the Supersonic Two-Phase Flow Nozzle

open access: yesJournal of Thermal Science and Technology, 2007
Two-phase flow nozzles are used in the total flow system of geothermal power plants and in the ejector of the refrigeration cycle, etc. One of the most important functions of the two-phase flow nozzle is converting two-phase flow thermal energy into ...
Masafumi NAKAGAWA   +3 more
doaj   +1 more source

Constant-output atomizer [PDF]

open access: yes, 1983
A constant-output atomizer includes a body which has a generally frustoconical expansion nozzle for producing an air jet when a supply of pressurized air is connected to the nozzle upstream of the throat of the nozzle.
Dea, J. Y.
core   +1 more source

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Evaluation on the Performance of Automobile Engine Using Air Injection Nozzle in the Intake Manifold

open access: yesEnergies, 2021
In the present study, a nozzle was used to improve the flow performance of an intake manifold, and its effects on the automobile engine output and the exhaust gas were experimentally studied.
Taejung Kim   +3 more
doaj   +1 more source

Geometric Optimization and Mechanical Performance Enhancement of Auxetic Structures for High‐Impact Applications Through Fused Deposition Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the mechanical performance of three auxetic structures, identifying a re‐entrant‐star hybrid as the most effective for impact absorption. Finite element simulations and experiments demonstrate significant gains in energy absorption and flexural strength after geometric optimization. This study investigates the mechanical performance
Malik Hassan   +4 more
wiley   +1 more source

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