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The measurement range of such diaphragm vacuum gauges extends from 1 mbar (0.75 Torr) to over 2000 mbar (1500 Torr). 1. free download here pdfsdocuments2 com. measuring devices and the techniques used in determining the angle. gujarat technological university electrical 09 power. electronic measurements amp instrumentation full notes pdf. 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. Lecture Series on Industrial Instrumentation by Prof.Alok Barua, Department of Electrical Engineering,IIT Kharagpur. 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TE's Measurement Specialties (MEAS) sensor solutions measure pressure, position, vibration, temperature, humidity, and fluid properties essential in todayâs increasingly connected world. Sub module 2.1 to 2.7 (Temperature measurement) Quadrant 2 . lecture 3 measurement systems characteristics youtube. 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. nptel electrical engineering industrial instrumentation. 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. 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. Capacitance Vacuum Gauge The pressure sensitive diaphragm of these capacitive absolute pressure sensors is made of Al2O3 ceramics. Capacitor microphone Principle of operation: Sound pressure varies the capacitance between a fixed plate and a movable diaphragm. Objectives After studying this unit, you should be able to familiarise yourself with various types of angular measuring devices, and Turbine flow meters where frequency ~ velocity 6. Example1.1 The following resistance values of a platinum resistance thermometer were measured at a range of temperatures. Nptel 3-5 ME2134 Fluid Mechanics I 3 Fluid Statics â¢ Applications / significance of fluid statics: â Pressure distribution in atmosphere and oceans â Design of manometer pressure measuring instruments â Forces on submerged plane (flat) and curved â¦ VTU provides E-learning through online Web and Video courses various streams. List of animations/Videos : Thermometers/ 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. Mechanics Web Course Nptel of variant types and afterward type of the books to browse. 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. Numerical measurement of contact pressure in the tibiofemoral joint during gait. (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. (Measurand fluid = fluid whose pressure you are measuring). mercury) of height h 2 and (b) the pressure p 2. ... â¢ Explain the basic working principles of a variety of pressure sensors. 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. 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 tutorial is mainly descriptive. 3. This is why we allow the books compilations in this website. 1.1Schematic representation of a one dimensional flow system with a restriction. February 2012; DOI: 10.1109/ICoBE.2012.6178951. Hot wire anemometers based on h = f(v) 4. Optical techniques (Laser Doppler) Single phase flows Two phase flows 1. 2. As you may know, people have look ... Module 2 . nptel gate courses for instrumentation engineering online. The pressure required on measuring head to obtain zero reading must remain constant over the whole range. Upper limit of forming temperature is based on measurement signal. In addition to that, we will have an overview of angle comparators (autocollimators). 4. 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