Browsing Mechanical Engineering by Title
Now showing items 662-681 of 892
-
Oblique machining of uni directional carbon fiber reinforced polymer composites
(Wichita State University, 2011-05)Composite materials have a wide range of applications in aerospace and automotive industries due to the advantage of their tailorability when manufacturing. These materials are manufactured near net shape but post-production ... -
Observer/controller with global practical stability for tracking in robots without velocity measurement
(Wiley Periodicals, Inc., 2015-09)In this work, a global practical stability (GPS) observer/controller is given for a revolute-jointed multiple degree of freedom robotic plant without velocity measurement and without knowledge of plant parameter values and ... -
Observing and inspecting cracks and dents in teeth using dye penetrant liquids without x-ray imaging
(IEEE, 2020-06-16)Cracked teeth are generally observed in dental practice and are always nightmare to the patients due to their unpredictable symptoms and diagnostic conundrum for the dental practitioner due to their variable and unusual ... -
Obtaining maximum benefits from laboratory instruction
(IEEE, 1982-10-18) -
Occupant injury assessment in an emergency landing condition for a vertical take-off and landing aircraft
(Wichita State University, 2020-12)In the next few years, the aeronautical industry is poised to change in a way it has not for decades. There has been a rising interest in deploying Vertical Take-Off and Landing (VTOL) aircraft to serve on-demand ... -
On the improvement of permeability assessment of fibrous materials
(Wichita State University, 2010-05)The focus of this work is to understand the current state of permeability measurement and prediction methods for fibrous, porous media and to suggest improvements. For this purpose the most widely used and accepted ... -
On the limitations of volume-averaged descriptions of gas diffusion layers in the modeling of polymer electrolyte fuel cells
(Electrochemical Society, Inc., 2017)Understanding of the coupled transport processes that occur in thin gas diffusion layers (GDLs) is necessary to develop improved designs. The traditional technique used to model GDLs is the volume-averaged approximation. ... -
Optimal design of capillary-wick for high heat flux thermal management system
(Wichita State University, 2015-05)A thermal management system for high heat flux is in great demand as the device sizes become smaller. A failure of the optimal thermal management leads to poor performance, large degradation, and/or complete system breakdown. ... -
Optimal vibration control and energy scavenging using collocated nonlinear energy sinks and piezoelectric elements
(ASME, 2018-11)This paper presents an optimal design for a system comprising multiple nonlinear energy sinks (NESs) and piezoelectric-based vibration energy harvesters attached to a free–free beam under shock excitation. The energy ... -
Optimization of MQL flow rate for minimum cutting force and surface roughness in end milling of hardened steel (HRC 40)
(Springer International Publishing, 2017-03)The present work focuses on the performance modeling of hard milling to attain an optimum parameter setting for the minimum cutting force and surface roughness. Furthermore, it was attempted to compute the minimum quantity ... -
Optimization of system layout of thermal energy storage with multiple materials
(Wichita State University, 2018-07)The objective of this research was twofold. The first objective was to investigate the performance of a latent heat storage system using multiple phase change materials (PCMs). Three phase change materials namely, Potassium ... -
Optimization of the infusion process using adaptive control coupled with genetic algorithm in resin transfer molding
(Wichita State University. Graduate School., 2007-04-27)To account for the irregularities in the filling pattern during Resin Transfer Molding (RTM), adaptive control can be used to regulate the filling pattern such that the last point to fill coincides with the preset exit ... -
Optimization of turbulent air jet impingement for energy efficient commercial cooking
(Elsevier, 2019-02)Thermally balancing and optimizing performance of conveyor ovens is a complicated problem requiring a thorough understanding of multiple turbulent air jet impingement. A 3D model of a conveyor oven is created. Number of ... -
Optimizing material parameters for better formability of DQ steel pipe
(ASME, 2020-01-21)As Pipelines are subjected to bursting failure, the prediction of the burst capacities of corroded pipelines is of significant relevance to the pipeline industry. The Single mode deformation processes, most commonly used ... -
Optimizing process and geometry parameters in bulging of pipelines
(ASME, 2020-01-21)The objective of this work is to determine the optimum process and geometry parameters to attain maximum bulge height without necking / splitting failure. The effect of process parameters on strain path and its correlation ... -
Optimizing the growth parameters of highly ordered TiO2 nanotubes during the electrochemical anodization
(Wichita State University. Graduate School, 2013-05-08)Dye-sensitized solar cells (DSSCs) are photo electrochemical cells that are produced using various semiconductor nanoparticles and dye solutions. Efficiency of these inexpensive solar cells is fairly low (less than 11 %) ... -
Organic conjugated polymers and polymer dots as photo-catalysts for hydrogen production
(Springer Nature, 2021-07-30)Owing to the outstanding characteristics of tailorable electronic and optical properties, semiconducting polymers have attracted considerable attention in recent years. Among them, organic polymer dots process large breadth ... -
Orthogonal machining of uni-directional carbon fiber reinforced polymer composites
(Wichita State University, 2010-08)This research basically deals with Orthogonal Machining of Unidirectional Carbon Fiber Reinforced Polymer (FRP) Composites as secondary operations like machining is a very important process in composites manufacturing. ... -
Parametric study of energy absorption characteristics of a rectangular aluminum tube wrapped with e-glass/epoxy
(2007-05)Analysis of crashworthy structures has been a primary area of interest for many researchers for quite a few years now. The quest for a better energy absorbing structure ora better crashworthy structure has led researchers ... -
Parametric study of head paths and HIC data for aircraft seat and cabin interior certification
(2006-12)Head Injury is one of the main reasons causing fatalities in air crashes. In the year 2005, of the total 3448 accidents reported in U.S. general and civil aviation, 655 have been fatal with a total of 1150 on-board fatalities. ...