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Theses/Dissertations

Electrical Engineering

1994

Articles 1 - 2 of 2

Full-Text Articles in Engineering

An Ms Windows Prototype For Automatic General Purpose Image-Based Flaw Detection, Jorn Lyseggen Jan 1994

An Ms Windows Prototype For Automatic General Purpose Image-Based Flaw Detection, Jorn Lyseggen

Retrospective Theses and Dissertations

Flaw detection plays a crucial role in many industries to make sure that the products meet the specified quality requirements. When making for example a car it is important that all the parts satisfy certain quality standards to make sure the consumer buys a car that is safe to operate. A crack or another weakness in a crucial part can be catastrophic. To make sure their cars are as safe as possible, car manufacturers are conducting thorough testing of crucial parts. Similar tests are done in a wide variety of industries, and these quality controls are often referred to as ...


Tomographic Inspection System Using X-Rays, Vivekanand R. Kini Jan 1994

Tomographic Inspection System Using X-Rays, Vivekanand R. Kini

Retrospective Theses and Dissertations

Tomography refers to the cross-sectional imaging of an object from either transmission or reflection data collected by illuminating the object from many different directions. This technique revolutionized diagnostic medicine since it enabled doctors to view the slices of internal organs of the patient using x-rays. For the same reason, the method is being used in industry for applicationa such as inspection of turbine blades, rocket motors, ceramics, electronic components, castings, etc. The mathematical basis of CT was established by J.Radon in 1917 when he showed that it is possible to determine the value of a function over a region ...