- Mechanical Engineering (x)
- Bridging Domain Method (x)
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Search results
- Title
- A COMBINED FINITE ELEMENT AND MACHINE LEARNING APPROACH FOR PREDICTING SPECIFIC CUTTING FORCES AND MAXIMUM TOOL TEMPERATURES DURING ORTHOGONAL MACHINING
- Author
- Mekarthy, Sai Manish Reddy
- Date Created
- 2019
- Subjects--Topical
- Mechanical engineering, Engineering, Computer science
- Description
- In machining, specific cutting forces and temperature fields in the shear zones are of primary interest. These quantities depend on many machining parameters, such as the cutting speed, rake angle, tool-tip radius, uncut chip thickness, etc. The f...
- Title
- A Comparison of Machine Learning Algorithms for The Prediction of Thermal-Expansion of Spherical Shells
- Author
- Bumgarner, Kolby
- Date Created
- 2022
- Subjects--Topical
- Mechanical engineering
- Description
- Machine Learning (ML) applications in material science is an active area of research due to its accurate predictive capabilities while also being generalizable. Experimentation where a physical model of the problem is constructed has been widely u...
- Title
- A Cut-Cell Based Ghost Fluid Method for Multi-Component Compressible Flows
- Author
- Liu, Chen
- Date Created
- 2020
- Subjects--Topical
- Fluid mechanics
- Description
- Multi-material compressible flows are observed in several applications of practical relevance including combustion, cavitation and shock lithotripsy. To solve such flows numerically with improved efficiency and accuracy, the use of the Ghost Fluid...
- Title
- A Discrete Element Study of the Uniaxial Compressive Response of Plain Concrete using the JCFPM Constitutive Model
- Author
- Joshi, Anay
- Date Created
- 2018
- Subjects--Topical
- Mechanical engineering
- Description
- The standard bonded-particle models available in many discrete element method (DEM) codes are known to predict unrealistically low values for the ratio of ultimate compressive strength (UCS) to tensile strength (UTS) for concrete. To correct this,...
- Title
- A GENERAL THERMAL THICKNESS MODEL AND A HEATING RATE RELATED IGNITION CRITERION FOR COMBUSTIBLE SOLIDS
- Author
- Tian, Ning
- Date Created
- 2013
- Subjects--Topical
- Mechanical engineering
- Description
- The objective of this research is to investigate the ignition behavior of combustible solid materials in fire. Three key tasks were conducted for it: (1) a new theoretical temperature profile prediction model, referred as General Thermal Thickness...
- Title
- A MACHINING STABILITY MODEL WITH PROCESS DAMPING FOR HARD-TO-MACHINE MATERIALS
- Author
- Tyler, Christopher
- Date Created
- 2015
- Subjects--Topical
- Mechanical engineering
- Description
- A substantial fraction of current machining research is directed towards increased productivity. A fundamental limitation is unstable vibration, or chatter, during cutting. Stability lobe diagrams, which relate the allowable chip width to spindle ...
- Title
- A MODIFIED SELF-INTERFERENCE BASED INCOHERENT DIGITAL HOLOGRAPHIC RECORDING SYSTEM
- Author
- Mishra, Abhinav
- Date Created
- 2019
- Subjects--Topical
- Mechanical engineering, Optics
- Description
- A Fresnel-type self-interference based incoherent digital holographic system that can measure the intensity and direction of incoming light field is proposed. This system is composed primarily of a convex lens as an objective, a linear polarizer, ...
- Title
- A NUMERICAL STUDY OF INTERFACIAL INSTABILITIES IN SHOCKED MATERIALS WITH SURFACE TENSION
- Author
- Bigdelou, Pedram
- Date Created
- 2020
- Subjects--Topical
- Fluid mechanics, Physics
- Description
- Shock-driven multi-material flows occur in several applications including shock wave lithotripsy, underwater explosions, droplet combustion, propeller cavitation and ejection of material from surfaces subject to blast loading. Such flows are highl...
- Title
- A Novel Fluorescence Based Method of Assessing Subsurface Damage in Optical Materials
- Author
- Williams, Wesley
- Date Created
- 2009
- Subjects--Topical
- Mechanical engineering, Materials science, Optics
- Description
- Lapping and polishing are loose abrasive finishing processes that have been used to achieve critical surface parameters in optical materials for centuries. These processes remove material from the surface through a variety of mechanical and chemic...
- Title
- A Numerical Study of Inhomogeneous Variable-Density Turbulence in Planar and Convergent Geometries.
- Author
- Djibrilla Boureima, Ismael
- Date Created
- 2019
- Subjects--Topical
- Mechanical engineering
- Description
- ISMAEL DJIBRILLA BOUREIMA. A Numerical Study of Inhomogeneous Variable-Density Turbulence in Planar and Convergent Geometries. (Under the direction of DR. PRAVEEN RAMAPRABHU)Hydrodynamic instabilities govern the growth of perturbations at the inte...
- Title
- A PROCESS TO EVALUATE COMMERCIAL SOFTWARE PACKAGES THAT ESTIMATE MEASUREMENT UNCERTAINTY THROUGH SIMULATION
- Author
- BEAMAN, JONATHAN
- Date Created
- 2011
- Subjects--Topical
- Mechanical engineering
- Description
- Coordinate Measuring Machines (CMMs) can be used to measure a great variety of parts. Essentially, any three-dimensional surface can be evaluated. Characterizing the measurement uncertainty in a way that maintains traceability in accordance with i...
- Title
- A STUDY OF PARAMETERS INFLUENCING THE VEHICLE WHEEL ALIGNMENT MEASUREMENTS.
- Author
- Patel, Harsh
- Date Created
- 2016
- Subjects--Topical
- Mechanical engineering
- Description
- This research effort includes hundreds of passenger vehicle wheel alignment measurements and a design of experiments that works to capture the various factorsinfluencing wheel alignment measurements. Of the many things that influence theaccuracy a...
- Title
- A Scalable deep learning framework for autonomous road asset classification
- Author
- Nouri Gooshki, Sadegh
- Date Created
- 2019
- Subjects--Topical
- Artificial intelligence
- Description
- The focus of this thesis is on automation in road asset inspection using deep neural networks. Even though some progress has been made in automation of data collection and condition assessment, the amount of manual operation and the cost of road i...
- Title
- A Semi-Quantitative Schlieren High-Speed Flow Diagnostic: Analysis of High-Pressure-Ratio, Overexpanded Planar Flow in Rocket Nozzles
- Author
- Thorsett-Hill, Karen
- Date Created
- 2012
- Subjects--Topical
- Mechanical engineering
- Description
- This work introduces a semi-quantitative schlieren (SQS) method which is used to qualitatively and quantitatively analyze complex, unsteady, compressible flows in a small, planar convergent-divergent nozzle. A basic schlieren system is used to ima...
- Title
- A THEORETICAL PERFORMANCE STUDY OF AN EXTERNAL CAVITY FIBER FABRY- PEROT INTERFEROMETER FOR DISPLACEMENT MEASUREMENT
- Author
- Arumugam, Kumar
- Date Created
- 2015
- Subjects--Topical
- Mechanical engineering, Optics, Meteorology
- Description
- The objective of this research is to explore a mathematical model developed by Wilkinson and Pratt for the external cavity fiber-based Fabry-Perot interferometer (EFPI) and to create a Michelson interferometer setup to validate a frequency modulat...
- Title
- A comparison of two analytical milling stability analyses with time-domain simulation
- Author
- Landge, Saurabh
- Date Created
- 2016
- Subjects--Topical
- Mechanical engineering
- Description
- In the previous three decades, technologies involved in machine tools and machiningoperations have experienced remarkable changes. Despite these advances, unstablecutting conditions, referred to as chatter, remains an obstacle to high material rem...
- Title
- A comprehensive study of the microstructure and mechanical behavior of HCP-based multilayered nanofilms
- Author
- Lu, Yuanyuan
- Date Created
- 2014
- Subjects--Topical
- Mechanical engineering, Materials science
- Description
-
Metallic multilayer films with the individual layer thickness
h decreased to submicron or even less have attracted a great deal of attention over the past decades because of their impressive mechanical properties, especially the high strength. Mos...
- Title
- A discrete element approach to predicting the uniaxial compressive response of plain concrete
- Author
- Tannu, Nakul
- Date Created
- 2017
- Subjects--Topical
- Mechanical engineering
- Description
- Discrete element method (DEM) has become the method of choice for modeling the mechanical response of materials with granular structure. The method consists of representing the material as a collection of particles that interact with each other by...
- Title
- A finite element approach for analysis of damping properties of polymer composites.
- Author
- Shukla, Satyam
- Date Created
- 2020
- Subjects--Topical
- Engineering
- Description
- Mechanical vibrations are a part of several industrial equipment,machinery, systems and vehicles being used in our day to day life. Damping of such unwanted vibrations have been of utmost importance for several industrial operations.Polymer compos...
- Title
- A finite element approach for calculating the wave attenuation characteristics of epoxy polymer matrix composites
- Author
- Ghag, Pratik Prashant
- Date Created
- 2017
- Subjects--Topical
- Mechanical engineering
- Description
- The macroscopic properties of a polymer composite are significantly affected by the properties of the inclusions, size, shape, and distribution. Finite element (FE) modeling provides a viable approach for investigating the effects of the inclusion...