Chapter 20
Dimensional Analysis, Similitude, and Modeling
차원 해석
Dimensional analysis helps simplify fluid flow problems by using dimensionless groups, reducing complex variables into simpler terms that are easier to ...
버킹엄 파이 정리
Consider the flow through a pipe, where key variables include the pipe's diameter D, fluid velocity V, density ρ, and viscosity μ.
To ...
Pi 항의 결정
To determine Pi terms using the Buckingham Pi theorem, consider the example of analyzing lift force on an airplane wing.
Relevant variables here include ...
Fluid Mechanics의 무차원 그룹
The dimensionless groups in fluid mechanics are ratios of physical quantities used to describe and analyze fluid behavior independently of units of ...
실험 데이터의 상관 관계
A key use of dimensional analysis is to efficiently manage, interpret, and correlate experimental data.
Dimensional analysis alone cannot fully solve a ...
모델링 및 유사
A scaled model of a dam is tested in a controlled environment to observe how it will manage water flow, turbulence, and pressure.
This setup predicts the ...
일반적인 모델 연구
Typical model studies analyze scaled-down systems to predict fluid behavior, focusing on interactions with free surfaces and flow around immersed bodies.
...
설계 예제: 댐 방수로의 수력학 모델 작성
A hydraulic model of a dam spillway is often created by scaling down the design, typically to a 1:15 ratio, to replicate key flow characteristics such as ...
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