Fluid mechanics study material aerospace engineering. Nptel pdf fluid mechanics download syllabus in pdf format. The pressure is the same at all points on a given horizontal plane in a fluid. It means that a fluid deforms under very small shear stress, but a solid may not deform under that magnitude of the shear. Consider an elemental area da inside a fluid, the fluid on one side of area da presses the. Here, is the area vector taken along the outward normal. Properties of fluids and fundamental concepts, fluid statics and its. Whether the fluid is at rest or motion, it is subjected to different forces and different climatic conditions and it behaves in these conditions as per its physical properties. This is followed by a discussion of the properties vapor pressure,energyand its various forms, the specific. Lecture 1 basic concepts and properties of fluids nptel.
Introduction the study of fluid can be divided into 2 topics. Fluid statics is the field of physics that involves the study of fluids at rest. Book fluid mechanics for chemical engineers solution. Introduction to fluid mechanics and fluid machines s. For the general case, the stress on a fluid element or at a point is a tensor for a static fluid. There are different types of fluids based on their availability, working purpose etc.
Unit 1 fluid properties and fluid statics free download as pdf file. If the fluids are at rest, the study of them is called fluid statics. This chapter deals with forces applied by fluids at rest or in rigidbody motion. Fluid statics, pressure and buoyance, exercises, archimedes principle and buoyancy.
Fluid definition, distinction between solid and fluid units and dimensions properties of fluids density, specific weight, specific volume, specific gravity, viscosity, compressibility, vapour pressure, capillarity and surface tension fluid statics. Find and study its derivation in your fluid mechanics book. This is more obvious for civil engineers but is equally valid for. Apr 14, 2017 class 11 chap 10 mechanical properties of fluids 01 introduction. Enthalpy p is the flow energy, also called the flow work, which is the energy per unit mass needed to move the fluid and maintain flow. Unit 1 fluid properties and fluid statics pressure measurement. Finally, we present the property sur face tensionand determine the capillary risefrom static equilibrium condi tions. Then we discuss the property viscosity, which plays a dom inant role in most aspects of fluid flow. Adhesive forces between liquid molecules and surface cohesive forces between liquid molecules. S k som, g biswas, suman chakraborty, introduction to fluid mechanics and fluid machines. Pressure and fluid statics pressure pressure is defined as a normal force exerted by a fluid per unit area.
Oct 03, 2019 fluid mechanics lecture notes pdf free download. Properties the specific gravity of the fluid is given to be sg 1. Its various branches are fluid statics, fluid kinematics and fluid dynamics. Hydraulic fluid properties and its influence on system. Fluid mechanics for chemical engineers fluid mechanics for chemical engineers part imacroscopic fluid mechanics chapter 1introduction to fluid mechanics 11 fluid mechanics in chemical engineering 3 12 general concepts of a fluid 3 stresses, pressure, velocity, and the basic laws 5 14 physical propertiesdensity, viscosity, and surface tension 10 15 units and systems of units 21. Fluid mechanics is the study of fluids either in motion fluid dynamicskinematics or at rest fluid statics. Hence hydraulic fluid is the medium of power transfer in hydraulic equipment, it is important to know the properties of hydraulic fluids and its influence on system performance. Fluid mechanics is defined as the science that deals with a fluids behaviour,when it is at rest or motion and fluids interaction with other solids or fluids. Since the unit pa is too small for pressures encountered in practice, kilopascal 1 kpa 103 pa and megapascal 1 mpa 106.
So selection of fluid depends on the working conditions of the hydraulic equipment. From 1, the pressure at the wall of any vessel is perpendicular to the wall 3. That is, properties such as density, pressure, temperature, and velocity are taken to be welldefined at infinitely small points. Fluid statics study material for iit jee askiitians. Introduction fluid mechanics is the science that deals with the action of forces on fluids at rest as well as in motion. The force exerted by a fluid against the fluid surface depends on the pressure r according to. Units of pressure are nm2, which is called a pascal pa. For a fluid at rest, pressure at a point is independent of direction, which is known as pascals law. Strategies, actions and assignments abet student outcomes 17 program educational objectives assessment measures student learning outcome 1. Properties of fluids and fluid statics introduction to fluid mechanics definition of a fluid a fluid is defined as a substance that deforms continuously under the action of a shear stress, however small magnitude present. Because these fluids are not in motion, that means they have achieved a stable equilibrium state, so fluid statics is largely about understanding these fluid equilibrium conditions.
Fluid statics, properties of fluid,part1,unit1,fm youtube. The mass density of an object is simply its mass divided by its volume. The subcategory fluid mechanics is defined as the science that deals with the behavior of fluids at rest fluid statics or in motion fluid dynamics, and the interaction of. Hydrostatic pressure distribution pressure in a continuously distributed uniform static fluid varies only with vertical distance and is independent of the shape of the container. The fluid property responsible for those forces is pressure, which is a normal. Pressure and fluid statics pressure for a static fluid, the only stress is the normal stress since by definition a fluid subjected to a shear stress must deform and undergo motion. Contents mathematical functions that define the fluid state, boundary conditions for ideal fluids, download 882.
General principles vr the velocity of a fluid particle is tangent to its streamline. Engineering fluid mechanics 4 contents contents notation7 1 fluid statics 14 1. We start this chapter with a detailed discussion of pressure, including absoluteand gage. The fluid property responsible for those forces is pressure, which is a normal force exerted by a fluid per unit area. Book fluid mechanics for chemical engineers solution manual. Define fluid properties and statics utilizing the principles developed in previous mechanics courses. Fluid mechanics is the science that deals with behavior of fluids at rest fluid statics or in motion fluid dynamics and the interaction of fluids with solids or. Consequently, any force developed is only due to normal stresses i. Here we talking about fluid mechanics and properties of fluids. Properties of fluids in this chapter, we discuss properties that are encountered in the analysis of fluid flow. Fluid properties, fluid statics, pressure, math for property balances, integral mass balance, integral momentum balance, integral energy balance, bernoulli equation, bernoulli applications, mechanical energy, dimensional analysis, laminar pipe flow, turbulent pipe flow, minor losses, single pipelines, pipe. Class 11 chap 10 mechanical properties of fluids 01 introduction.
Fluid mechanics is the branch of science that studies the behavior of fluids when they are in state of motion or rest. Fluid statics, pressure and buoyance, exercises, archimedes principle and. Fluid mechanics problems and solutions free download. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Engineering fluid mechanics staffordshire university. You probably think of a fluid as a liquid, but a fluid is simply anything that can flow. Fluid mechanics can be divided into fluid statics, the study of fluids at rest. Learning objective topic reference 1 fluid properties and fluid statics concept of fluid and flow, ideal and real fluids. Summary the goal of chapter has been to understand the static and dynamic properties of fluids. On this page you can read or download fluid dynamics pdf with pradeep kshetrapal in pdf format. When we talk about density its usually mass density were referring to. Fluid mechanics is the study of fluids either in motion fluid dynamics or at rest fluid statics.
Consider an elemental area da inside a fluid, the fluid on one side of area da presses the fluid on the other side and viceversa. Energy of a flowing fluid the internal energy u represents the microscopic energy of a nonflowing fluid per unit mass, whereas enthalpy h represents the microscopic energy of a flowing fluid per unit mass. Mechanical properties of fluids linkedin slideshare. In a moving fluid there will be both static and dynamic pressure definitions. Sme fluid mechanics i introduction property any characteristic of a system e. The air we breathe, the water we drink, and the blood and other liquids that flow in our bodies. Contents introduction fluid continuum fluid properties 4. This is proprietary material solely for authorized instructor use. Chapter 3 pressure and fluid statics proprietary material. Fluid statics me 305 fluid mechanics i part 2 fluid statics. Fluid statics and fluid dynamics form the two constituents of fluid mechanics.
These properties are then assumed to vary continuously and smoothly from one point to another. Pressure and fluid statics this chapter deals with forces applied by fluids at rest or in rigidbody motion. Fluid mechanics is the branch of physics that studies fluids liquids, gases, and plasmas and the forces on them. Introduction to fluid mechanics the air we breathe, the water we drink, and the blood and other liquids that flow in our bodies demonstrate the close dependence of our lives on various fluids. Fluid propertiesdensity and pressure fluid mechanics. First we discuss intensiveand extensive propertiesand define density and specific gravity. Engineering fluid mechanics elger williams crowe roberson 10th edition solutions manual. Chapter 2 fluid properties 28 chapter 3 fluid statics 60. Fluid mechanics is an important aspect of civil, mechanical and chemical engineering. A fluid cannot resist a shear stress by a static deflection and it moves and deforms continuously as long as the shear stress is applied. Representing fluid flow streamlines are the paths of fluid elements contain a fixed individual fluid particles. This is followed by a discussion of the properties vapor pressure,energyand its various forms, the specific heatsof ideal gases and incompressible substances, and the. Fluid statics 14 42 fluid pressure 14 16 measurement of fluid pressure 16 18. Fluid statics deals with fluids at rest while fluid dynamics studies fluids in motion.
Pdf on dec 22, 2017, ghassan fadhil smaisim and others published fluid mechanics priciples find, read and cite all the research you. Further improved the script for the chapter log file for latex macro process. Consequently, the fact that the fluid is made up of discrete molecules is ignored. This branch of science deals with the study of fluids in a state of rest or motion. Fluid properties, fluid statics, pressure, math for property balances, integral mass balance, integral momentum balance, integral energy balance, bernoulli equation, bernoulli applications, mechanical energy, dimensional analysis, laminar pipe flow, turbulent pipe flow, minor.
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