Causes of explosion - circumstance
Conditions of NASA
Political pressure : Going ahead with the ‘Launch’
Danger of having its budget cut
Bureaucratic and vertical decision making process
Normal level of reporting channel only → Omission
External conditions of NASA and Stakeholders
Technical inspection board and committee
Rocket parts suppliers
Negative attitudes of professiona
2. Analysis of project
1) Course of pipeline from knock-out drum on the first floor to storage tank on the third floor.
It is ideal to design pipelines using straight line for economic feasibility and efficiency but that is impossible for the reason of structure of plant. So It is necessary to inspect the structure of plant.
2) What kinds of pipe do we decide?
Considering economi
Economical requirement
1)Check the prices of pump and fittings, etc.
2)Set the elbow at the minimum
3)Choose suitable pipe considering pressure drop and prices.
4)Pressure drop and flow rate should be considered for deciding pump
5)Make a budget by adding up all the prices above
1. Pump에서의 Cavitation (공동현상) 에 대하여 기술하고 이로 생길 수 있는 문제점과 그 방지책에 대해 논하시오
- Cavitation이란
유체가 넓은 유로에서 좁을 곳으로 고속 유입하거나 벽면의 요철, 만곡부 등으로 흐름이 직선적이지 못할 때 유체는 저압이 되고 포화증기압보다 낮아지면 기화되어 기포가
1. THE PROBLEM.
Insensitive to changes doctors
-Health care today needs a fundamentally different approach and a new breed of leaders.
The biggest driver of rising costs is medical progress
-New drugs, new tests, new devices, and new ways of using them.
The explosion of knowledge is going off within a system
-It leads to redundant care and errors that raise costs and threaten quality.