Chapter 23

2. Remote sensing is often more convenient than putting a measuring device into a system, such as a person’s artery. Pressure Measurement Pressure is an important variable in fluid mechanics and many instruments have been devised for its measurement. Fluid mechanics is a discipline within the broad field of applied mechanics concerned with the behaviour of liquids and gases at rest or in motion. Share. Chapter 14: Fluid mechanics Reading assignment: Chapter 14.5-14.7 Homework : (due Wednesday, Nov. 2, 2005): Problems: Q5, Q10, 1, 3, 7, 12, 20, Fluids flow. . General Energy Equation 8. Many devices are based on hydrostatics such as barometers and manometers, i.e., determine pressure through measurement of a column (or columns) of a liquid using the pressure variation with elevation equation for an incompressible fluid. As the entry angle is decreased from 90°, the pressure drop decreases. … . MAE 3130: Fluid Mechanics Lecture 1: Introduction … that branch of science is called fluid dynamics. Flow of Fluid and Bernoullis Equation 7. View Chapter 2 Pressure and Head Rev B.ppt from CHEMICAL E CHE413 at Universiti Teknologi Mara. INTI International University. 2005 Pearson Education South Asia Pte Ltd. CHEMICAL ENGINEERING TECHNOLOGY: FLUID MECHANICS DURATIO N Week 1-2. University. Unit 23 - Fluid Pressure 1. . . Figure shows one of the many types of mechanical pressure gauges in use today. PRESSURE MEASUREMENT Pressure is an important variable in fluid mechanics and many instruments have been devised for its measurement. ¦ Fi 0 Viscous/Inviscid Steady/Unsteady Compressible/ Incompressible ¦ Fi! Definition The study of f1uids in motion, where pressure forces are not considered, is called fluid kinematics and if the pressure forces are also considered for the fluids in motion. Viscosity of Fluid 3. Pressure measurement operations will be conducted by using U-tube and inclined tube manometers. See Fig.7.73. FERC FERC. 57:020 Fluid Mechanics Chapter 2 Professor Fred Stern Fall 2013 6 0 y p dy)dxdz 0 y p pdxdz (p F y 0 ... Pressure Measurements Pressure is an important variable in fluid mechanics and many instruments have been devised for its measurement. . . Thus, according to the law of fluid mechanics, inside that kind of space negative pressure appears without the changes of the fluid volume. . Fluid Mechanics Overview Gas Liquids Statics Dynamics Air, He, Ar, N 2, etc. Introduction to Pressure in Fluid Mechanics . . FERC FERC. FLUID MECHANICS (CHE 213) CHAPTER 2 PRESSURE AND HEAD 1 … Thought Questions

Why is the electricity produced at the bottom of dams?

When you catch a deep-sea fish, why does its eyes pop-out?

Why do your ears pop on an airplane or up in the mountains?

The cannula must be connected to a sterile, fluid-filled system, which is connected to an electronic pressure transducer. FERC FERC. For example, when a car drives up a mountain (atmospheric air pressure decreases), the (gauge) tire pressure goes up. . Morning (Fluid Mechanics) A. 15 MEASUREMENT OF PRESSURE The pressure of a fluid may be measured by the following devices: MANOMETERS: The devices used for measuring the pressure at a point in a fluid by balancing the column of fluid by the same and other liquid. LAB REPORT EXPERIMENT # 1 PRESSURE MEASUREMENT PNGE 211: AN INTRODUCTION TO FLUID MECHANICS Made By: Nabeel Ahmed Khan Submitted To: Doruk Alp Date of Submission: 15/04/16 OBJECTIVE The purpose of this experiment is to demonstrate different pressure measurement methods. . . . In the English system of units, pressure is expressed as "psi" or lbf/in 2. Results indicate that the cavity pressure drop prior to surface closure is an order of magnitude greater than previously assumed. . CONTENTS vii 4 Fluids Statics 69 4.1 Introduction . CN2122 / TCN2122E 3.0 Introduction Fluid Statics is a branch of mechanics of fluid which deals primarily with fluids at rest. helpful 41 1. . Research Consultant | PowerPoint PPT presentation | free to view . . For incompressible fluids and compressible fluids with M ≤ 0.3, Professional Publications, Inc. FERC Flow and Pressure Measurement . pressure of a fluid stays constant, the gauge pressure of the same fluid will vary as atmospheric pressure changes. Fluid Mechanics and Energy Transport BIEN 301 Lecture 4 Pressure Distribution, Hydrostatic Forces, and Pressure Measurement - Fluid Mechanics and Energy Transport BIEN 301 Lecture 4 Pressure Distribution, Hydrostatic Forces, and Pressure Measurement Juan M. Lopez, E.I.T. . DMCF 2223 FLUID MECHANICS CHAPTER 2 Pressure … PPI FERC Fluid Mechanics FERC Fluid Mechanics. Fluid Mechanics 9-10a Fluid Measurements Pitot Tube – measures flow velocity • The static pressure of the fluid at the depth of the pitot tube (p0) must be known. FIGURE 3–2 Two basic pressure gages. . THEME Fluid properties (Learning Outcome 1) Definition of fluid Introductory dimensional analysis Measures of fluid mass and weight Ideal gas law Viscosity Compressibility of fluids Vapour pressure Surface tension Solving problems. . Let X be the centre of the pipe. fluid mech. Course. . Forces Due to Static Fluid 5. Selection of pressure gauges depends upon the location and type of fluid flow. Fluid mechanics itself is also divided into several categories. FLUID MECHANICS 150 pounds Afeet = 50 in 2 P = 3 psi P = 6 psi 300 pounds W –––– Afeet 150 lbf –––––– 50 in2 P = sn = = 3 psi= FIGURE 3–1 The normal stress (or “pressure”) on the feet of a chubby person is much greater than on the feet of a slim person. ASSIGNME NT/ TEST/PROJ ECT Assignment I Test I. COMPLETI ON DATE* … Fluid Mechanics Introduction Video Lecture From Properties of Fluid Chapter of Fluid Mechanics Subject For All Students. . Applied Fluid Mechanics 1. 2019/2020. . Fluid Mechanics and Energy Transport BIEN 301 Lecture 4 Pressure Distribution, Hydrostatic Forces, and Pressure Measurement - Fluid Mechanics and Energy Transport BIEN 301 Lecture 4 Pressure Distribution, Hydrostatic Forces, and Pressure Measurement Juan M. Lopez, E.I.T. Research Consultant | PowerPoint PPT presentation | free to view Fluids are a collection of randomly arranged molecules held together by by weak cohesive forces. The Nature of Fluid and the Study of Fluid Mechanics 2. The measurement of Pressure • The Barometer • Manometers • The Bourdon Gauge • Other types of Pressure Gauge Uniform Rectilinear Acceleration Pressure Variation in a variable density fluid and the Standard Atmosphere. Pascal’s Law • The intensity of pressure at any point in a fluid at rest, is same in all directions. . Fluid Mechanics (EGM2204) Uploaded by. Flow measurement B. Fluid properties C. Fluid statics D. Energy, impulse, and momentum equations E. Pipe and other internal flow 7% of FE Morning Session Up to 15% of FE Afternoon Session Afternoon (Depends on Discipline) A. Bernoulli equation and mechanical energy balance B. Hydrostatic pressure . . Pressure distribution for a fluid at rest A force balance in the z direction gives: For an infinitesimal element (Dz 0) Incompressible fluid Liquids are incompressible i.e. 1.2.2 Fluid Mechanics Fluid mechanics is the application of the fundamental principles of mechanics and ther-modynamics – such as conservation of mass, conservation of energy and Newton’s laws of motion – to the study of liquids and gases, in order to explain observed phenomena and to be able to predict behaviour. . In case of fluid mechanics, we use some specific pressure gauges for measurement of pressure. We will further discuss various types of pressure devices which we use nowadays for measuring fluid pressure in pipes, open channel and also discuss the techniques of measuring atmospheric pressure and pressure … Into several categories variable in fluid mechanics and many instruments have been devised for its measurement fluid. 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