Browsing ME Theses and Dissertations by Issue Date
Now showing items 1-20 of 330
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Generalized gas turbine engine performance
(Wichita State University, 1969-05)This thesis develops methods of generalizing the performance of specific engine components for use in a generalized gas turbine engine performance computer program. This method produces inexpensive engine performance ... -
Analytical modeling of metallic honeycomb for energy absorption and validation with FEA
(2005-05)Honeycomb materials possess high energy absorption characteristics and are useful for the impact protection of structural members. Various honeycomb configurations are being developed for a variety of applications. Analytical ... -
Finite element analysis of vertebral end-plate failure under high dynamic axial load and its relation to age
(2005-07)This research was aimed to develop the analytical model of functional spinal unit with the intent of understanding the contribution of Intervertebral disc condition on the failure mechanism of End-plates under high rate ... -
Analysis of 3+2 point seat belt configuration and occupant responses in rollover crash of a pick-up truck
(2005-12)This thesis studies the effectiveness of 3+2 Point Seat Belt system in making the car environment safer. The new and enhanced 3+2 Point Belt has conventional 3 Point Belt and an additional shoulder Belt conveyed from other ... -
Evaluation of post-weld heat treatments for corrosion protection in friction stir welded 2024 and 7075 aluminum alloys
(2005-12)This dissertation presents the results of an investigation into the corrosion resistance of friction stir welding (FSW) for aerospace structures. Two of the most common aerospace aluminum alloys, 2024 and 7075, were ... -
Mechanical testing and evaluation of high-speed and low-speed friction stir welds
(2005-12)The potential of the Friction Stir Welding (FSW) process is easily observed in the creation of defect free welds in almost all of the Aluminum alloys. The success and applicability of the process, however, will depend on ... -
Study of wave shaping techniques of split Hopkinson pressure bar using finite element analysis
(Wichita State University, 2005-12)The split Hopkinson pressure bar (SHPB) continues to be one of the most common methods of testing materials at high rates of strain. Elevated rates of strain, such as those found in impact and explosive applications, have ... -
Design and analysis of modular caliper assembly
(2005-12)The following work studies a conceptual design of a disc brake system. Disc brakes offer higher performance braking, simpler design, lighter weight, and better resistance to water interference than drum brakes. The aim of ... -
Comparison of structural damage and occupant injuries corresponding to a vehicle collision onto a pole versus a flat barrier
(2005-12)Safety is of paramount importance to manufacturers of roadway vehicles. Although in the past few years much progress has been made in the field of passenger safety in cars, there is still a strong need for the design of a ... -
A CAE-based study of reduction of crash aggresivity of pickup trucks
(2005-12)During the past few years, the disparity in the structural design of light trucks and vans (LTVs) and passenger cars and the number of fatalities involved in these vehicles has become a growing concern among automobile ... -
Design and analysis of a composite beam for side impact protection of a sedan
(2005-12)Side Impact crashes can be generally dangerous because there is no room for large deformation to protect an occupant from the crash forces. The side impact collision is the second largest cause of death in United States ... -
Study of heat transfer from an impinging jet to a substrate
(2005-12)A high-temperature argon-hydrogen plasma jet issuing into ambient air and impinging on a flat circular steel substrate was modeled using a commercial CFD software. Plasma was represented as an ideal gas with temperature-dependent ... -
Finite element study of energy absorption in corrugated beams
(2005-12)This work is focused on the finite element study of the energy absorbing behavior of aluminum (corrugated webs). The aim is to study the mechanism of energy absorption in specific metallic structures by understanding these ... -
Energy absorption characteristics of stitched corrugated sandwich panels
(2005-12)The tailorability of composite sandwich structure with their strength- to- weight ratio interests in all field of crashworthiness application. An investigation of sandwich structure under static and high speed condition ... -
Analysis of honeycomb core properties under different parametric conditions for the head injury criteria compliance in aerospace applications
(2006-05)There has been enormous boom in the air travel in recent times. There is increasing demand for the technological advancement nowadays towards the safety of the onboard passengers. Certification of aircrafts requires engineers ... -
Protective bollard design for high speed impact energy absorption
(2006-05)As is passenger safety of paramount importance to the manufacturer of passenger vehicles, so is the security of the nation to its government. Recent developments in the usage of heavy vehicles by militant outfits to carry ... -
Prediction of crack growth in aircraft engine bleed air ducts using finite element and crack growth analysis
(2006-05)The bleed air system in an aircraft engine is one of the most important systems for flight operation and is the heart of the aircraft engine pneumatic system. It consists of ducts and components that supply high pressure ... -
Design of bipedal walking robot and reduction of dynamic impact in joints
(2006-05)Bipedal walking robots have distinguished themselves from other robots not only for their better mobility but also for the increased amount of complexity in their architecture. The issue of walking stability has inherently ... -
Parametric study of low velocity impact analysis on composite tubes
(2006-05)As explicit finite element codes improve and advanced material models become available, such tools find more widespread application in many industries. This thesis reports the research study of the low velocity impact ... -
Analysis of GFRP composite tubes for vertical pump application
(2006-05)Composite anisotropic materials are rapidly gaining popularity in various applications. A global trend is towards an increases utilization of these advanced materials in a variety of structural applications. The pump and ...