TECHNOLOGY

Technology

Part A - Failure Analysis

Demonstrate a sound knowledge base in the relevant topic.

Topic Summary

This case study is based on the technological disorder of various modern gadgets. The case indicates few examples which are highly technological but carries some major design and maintenance issues that can be dangerous for people who are using them. Also, there are various procedures that are being used in order to prevent the hazards due to malfunction of these machines.

Demonstrate the ability to delineate the problem in the case study.

Comet Aircraft Crashes

In the early 50's, the Comet air carriers were the first jet transportation presented into commercial traveler assistance. The aircraft was so superior to propeller-driven conveys that it soon taken a large business for future transportation air carriers. However, not long after coming into assistance, two air carriers of the Comet navy, on ascending to cruise elevation, experienced intense decompressions of the fuselage (as proven by following investigation), which led to the loss of the air carriers as well as the lives of all onboard. Extensive research unveiled that these accidents were due to exhaustion breaking of the fuselage at areas of high pressure close to sides of more-or-less rectangle (rather than round) windows. The exhaustion running was due to the pressurization and depressurization of the cottage, which took place in each takeoff and getting pattern. The use of exhaustion breaking was verified through study of the bone fracture materials of crucial parts of the remains. These materials were found to contain fracto graphic marks, which are typical of exhaustion break development. The results of these accidents were considerable. First of all, the Comet navy was based and purchases for new air carriers were stopped. Secondly, the accidents attracted attention to the value of exhaustion break development in air carrier's components. In addition, it was noticed that condensed fuselages had to be developed so as to avoid disastrous depressurization in the existence of damage such as exhaustion breaking or transmission by trash should an website increase. As a result of these accidents, considerable steps to improve the stability of air carrier's components were taken with regards to style viewpoint, concern of the effects of exhaustion break development, and examination techniques. As underscored by the Comet accidents, exhaustion must be an essential concern in the style of air carriers. Certain elements such as generator knives, which may experience 1010 pressure periods over their lives, are developed such that the pressures are well below the exhaustion strong points of the materials. The style purpose for such elements is that exhaustion breaks never develop within the style life-time, for if a break were to type in a generator edge, it would rapidly grow to crucial dimension, and hence regular examination would not identify it in time to avoid problems. The situation with regards to the air carrier's framework is different. Here periods are gathered at a more slowly rate than in website elements, and if a exhaustion break were to type, the crucial dimension for bone fracture would ...