Browsing ME Theses and Dissertations by Issue Date
Now showing items 21-40 of 329
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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 ... -
Plaque behavior characteristics and regrowth of plaque in diseased arteries tissue during post-cryoplasty processes
(2006-05)Atherosclerosis is a leading cause of heart diseases and mortality around the world. Recently cryoplasty has emerged as a potentially effective method to treat atherosclerosis. Finite element heat transfer and mass transfer ... -
Energy absorption of a car roof reinforced with a grid stiffened composite panel in the event of a rollover
(Wichita State University, 2006-05)Rollovers tend to be very severe crashes because of the energy required to roll a vehicle over unlike front and side crashes. This study is an effort towards reducing the severity of a rollover crash by strengthening the ... -
Study of the response of fiber reinforced polymeric composite beam under dynamic loading and hydrothermal environment
(2006-05)Fiber reinforced polymeric (FRP) composites are beginning to find applications in constructing infrastructures such as bridges, railroads, etc. Composites may potentially be more durable replacements for steel and concrete, ... -
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 ... -
Building a testbed for mini quadrotor unmanned aerial vehicle with protective shroud
(2006-05)Potential applications of small rotorcraft unmanned aerial vehicles (UAVs) range from military missions to exploration of the planet Mars (Patrick C. O’Brien, 2003). Tasks such as exploration of unknown territories, formation ... -
Finite element modeling of energy absorption characteristic of hybrid structure - composite wrapped on a square metal tube
(2006-05)The study of axial crush behavior of metal and composite tube has become a basis for the design of crashworthy structure in automotive and aircraft applications. Unlike metals, polymer composite material displays little ... -
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 ... -
Analysis of surface finish in drilling of composites using neural networks
(2006-07)Composite materials are widely used in the aerospace industry because of their high strength-to-weight ratio. Although they have many advantages, their inhomogeneity and anisotropy pose problems. Because of these properties, ... -
Modeling and evaluation of child safety seat and restraint system for aerospace application
(2006-12)The increasing trend of carrying babies in aircraft raises the question of their safety. The National Transportation Safety Board (NTSB) states that all occupants should be restrained during takeoff, landing, and turbulent ... -
Friction stir welding: thermal effects of a parametric study on butt and lap welds
(2006-12)The purpose of this thesis was to develop and validate finite element models of the friction stir welding process for butt and lap welds for specific experimental cases that in effect enhances the predictability of ... -
Parametric study of stress concentration in bolted lap joints between particulate metal matrix composite materials
(2006-12)A composite is defined as a material that constitutes of at least two constituents, which are bonded together along the interface in the composite. Metal Matrix Composite (MMC) is a composite material in which one constituent ... -
Response of adhesively bonded composite joints to low velocity impact
(2006-12)Adhesively bonded composite joints are widely used in modern lightweight flight and space vehicle structures and will be widely used in the next generation aircrafts such as Unmanned Aerial Vehicles (UAV) and Joint Strike ... -
Protective thermal spray coatings for polymer matrix composites
(2006-12)Polymer matrix composites were coated with metals, alloys and intermetallic compounds using the thermal spray coating technology. Air plasma spraying and flame spraying were the two spraying techniques primarily used ... -
Finite element based modeling of magnetorheological dampers
(2006-12)For an efficient damper design, a design engineer always faces the challenge of providing the largest forces in the most compact and efficient envelope. It is important to identify the nature of the force required at the ... -
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. ... -
Protective shroud for an autonomous unmanned aerial vehicle
(2006-12)Unmanned aerial vehicles are high in demand for various purposes such as surveillance and reconnaissance in military applications. They are also widely used for civilian applications in fire monitoring and analysis, coffee ...