CAVITY
일정한 속도의 액체가 면적이 작은 부위(수축부 Vena Contracta)를 지날 때 유체의 속도(V)는 빨라지고 압력(P)은 떨어진다, 이때 액체압력이 그 액체의 증기압(Pv)보다 낮아지면 기포가 발생 Vapor 상태가 되는데 이것을 Cavity라 한다. 이 기포는 다시 압력이 상승함에 따라서 밸브Trim 이나 Body 내벽에서
1. Executive Summary
Oxford Toy is a Korean company which produces plastic toy block sets that is similar and compatible with Lego, the original inventor and market leader of such toy. It has partnership with an international toy producer Hasbro, and manufactures toys as well as produce its own design, which includes several types and sizes of bricks for various age groups.
For external env
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
New World Order
On May 19, 1996, as the numbers and rating were growing, WCW recruited two of the WWF's biggest superstars Scott Hall and Kevin Nash whose contracts had just been expired. Hall and Nash didn't show any intentions of leaving WWF beforehand and even gave their word to WWF that they'd stay. So nobody was expecting to see them on WCW's show.
So, instead of making a statement t
Chapter 1. Indian Pharmaceutical Market Overview
1.1 Scale of Pharmaceutical Market
1.1.1 Domestic pharmaceutical market
India is among the fastest growing pharmaceutical markets in the world. The domestic pharmaceutical market recorded sales of US$ 7.3 billion in 2006 with a growth of 17.5 per cent over the previous year.
1.1.2 Pharmaceutical Industry
The Indian pharmaceutical industry