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For example, in a temperature transducer, if 0.2 o C is the smallest temperature change that observed, then the measurement resolution is 0.2 o C. 3. When you calibrate or validate one of these devices, you want to confirm that it is performing within its specifications. The term âcapacitive measurementâ means that a This device does not really measure level. 1.1Schematic representation of a one dimensional flow system with a restriction. It is useful to anyone studying measurement systems and instrumentation but it is provided mainly in support of the EC module D227 â Control System Engineering. (Measurand fluid = fluid whose pressure you are measuring). Numerical measurement of contact pressure in the tibiofemoral joint during gait. mercury) of height h 2 and (b) the pressure p 2. In laboratory, one dimensional swelling pressure test is conducted using either fixed or the floating rings on both undisturbed and re-moulded soils in the partially saturated condition. NPTEL Civil Engineering Fluid Mechanics. VTU provides E-learning through online Web and Video courses various streams. Optical techniques (Laser Doppler) Single phase flows Two phase flows 1. 1. ... â¢ Explain the basic working principles of a variety of pressure sensors. Void fraction measurement (A v/A) a) Capacitance measurement Example1.1 The following resistance values of a platinum resistance thermometer were measured at a range of temperatures. If you desire to hilarious books, Acoustic flow meters based on Doppler effect 5. Bookmark File PDF Module 2 Solids Modelling Nptel Module 2 Solids Modelling Nptel Thank you for reading module 2 solids modelling nptel. P1 P2 Z1 Z2 V1 A1 V2 A2 Datum line Fig. The accuracy of the readings should be within close limits of the various sizes and ranges 5. The float manometer is working similar. Turbine flow meters where frequency ~ velocity 6. In addition to that, we will have an overview of angle comparators (autocollimators). FLOW 3 C-8\N-IND\BOOK1-1 Headâtype flow measurement derives from Bernoulliâs theorem which states that in a Such senor are used for measurement â¦ Sub module 2.1 to 2.7 (Temperature measurement) Quadrant 2 . It measures the head pressure that the diaphragm senses due to the height of the material in the vessel multiplied by a second variable, the density of the product. of an object being transformed into a change in air pressure Low pressure is allowed to escape through a port in front of the sensor. (2) Saturation vapor pressure Saturation vapor pressure is the vapor pressure that is in a thermodynamic equilibrium with the surface of water or ice, expressed in hPa. The measurement range of such diaphragm vacuum gauges extends from 1 mbar (0.75 Torr) to over 2000 mbar (1500 Torr). Fig.5. As you may know, people have look ... Module 2 . 2. gujarat technological university electrical 09 power. Upper limit of forming temperature is based on pressure more than the specified value (normally 0.5 kg/m 2). The good enough book, fiction, history, novel, scientific research, as competently as various additional sorts of books are readily manageable here. As you may know, people have look numerous times for their chosen books like this course 3 fluid mechanics web course nptel, but end up in malicious downloads. The measurement resolution of an instrument defines the smallest change in measured quantity that causes a detectable change in its output. So if there is a close by object, the air can not so readily escape and the result is that, the pressure increases in the sensor output port. Capacitor microphone Principle of operation: Sound pressure varies the capacitance between a fixed plate and a movable diaphragm. Float manometer Spring loaded manometers The measurement sensor is a metal spring, usually. Chapter 3 Measurement of Humidity 3.1 Definitions and units (1) Vapor pressure Vapor pressure is the partial pressure of water vapor in the air, expressed in hPa. As this course 3 fluid mechanics web course nptel, it ends in the works brute Page 2/32 measurement signal. Lecture Series on Industrial Instrumentation by Prof.Alok Barua, Department of Electrical Engineering,IIT Kharagpur. Temperature, pressure and fluid velocity measurement . The pointer should indicate the direction of movement of the measuring plunger. 1 g h Pressure due to the weight of a fluid 1 Example: water column h , 10 3 kgm 3 0 1 3 5 1 9.8110 1 p p p p g h Pa bar tt The total pressure p tot is the pressure due to the tot weight of the fluid p 1 plus atmospheric pressure p 0. p o is also named Gauge pressure i.e the pressure above or below atmospheric pressure. The pressure in the right limb is due to (a) the column of measuring fluid (e.g. TE's Measurement Specialties (MEAS) sensor solutions measure pressure, position, vibration, temperature, humidity, and fluid properties essential in todayâs increasingly connected world. 'Fluid Mechanics NPTEL Viscosity Pressure Measurement June 10th, 2018 - Fluid Mechanics NPTEL Ebook download as PDF File pdf Text File txt or read book online''Mod 01 Lec 01 Introduction To Fluid Machines 1 YouTube June 11th, 2018 - Introduction To Fluid Machines And Compressible Flow By Prof Capacitance Vacuum Gauge The pressure sensitive diaphragm of these capacitive absolute pressure sensors is made of Al2O3 ceramics. Mechanics Web Course Nptel of variant types and afterward type of the books to browse. nptel electrical engineering industrial instrumentation. of pressure measurement should be selected at least 4D e downstream of any bend, expander or 6. 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Chapter 2 Measurement of Temperature CONTENTS ... 3.0 K - 24.5561 K Relation of pressure and temperature of constant volume of gas when use helium-4 and helium-3 as working fluid Platinum resistance thermometer 13.8033 K - 1234.93 K Relation of electrical resistance and pressure transducer, the sensitivity of the instrument is 5 degrees/bar (assuming that the deflection is zero with zero pressure applied). Objectives After studying this unit, you should be able to familiarise yourself with various types of angular measuring devices, and Download FM notes Pdf. Measurement of this pressure drop is an indication of the flow rate. NPTEL - Mechanical Engineering - Forming ... 1.5.1 Contact stress measurement: ... compromise between strain rate, temperature of working and working pressure in order to achieve a formed product without defects. Pressure measurement devices, like gauges, transmitters, and transducers, have specifica-tions that describe how well they measure pressure. 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This Hot wire anemometers based on h = f(v) 4. It is supported by two rollers of at least one cm diameter symmetrically situated in â¦ Variable capacitance pressure gage - Principle of operation: Distance between two parallel plates is varied by an externally applied force Applications: Measurement of Displacement, pressure 2. File Type PDF Course 3 Fluid Mechanics Web Course Nptel Course 3 Fluid Mechanics Web Course Nptel Thank you very much for downloading course 3 fluid mechanics web course nptel. This apparatus is mainly used for measuring of low pressure as well as the registrars sensor. lecture 3 measurement systems characteristics youtube. Therefore we have as follows: where r 1 is the density of the measurand fluid and r is the density of the fluid in the manometer. 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