Thousands of people were ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 68a16b-MmI4N Introduction Manometer - Simple Manometer - Micro Manometer - Vertical Tube Macro Manometer - Inclined Tube Micro Manometer - Differential Manometer - Inverted Differential Manometer. Singh/Melkote/Colton 1. MH 2013 2 Mars Climate Orbiter. Manometry refers to the measurement of pressure by comparison to the hydraulic pressure produced by a column of liquid. When a force is applied to the mass, it stretches the spring and moves the weight to the lower limit. Optical techniques (Laser Doppler) Single phase flows Two phase flows 1. In other vessels (veins, pulmonary arteries, etc. Admittance, Capacitance, Ultrasonic, Radar, Nuclear, Differential Pressure, and Bubblers level measurement technologies. Point level measurement sensors are used to mark a single discrete liquid height–a preset level condition. INTRODUCTION The pressure p in an enclosed gaseous system is defined as the force dF per area dA exerted by the gas in the chamber. Level Measurement Introduction to Level Measurement. 1. These fundamental standards are perfectly accurate, while others are derived from these. These derived standards are not perfectly accurate in spite of all precautions. Measurement of this pressure drop is an indication of the flow rate. Introduction Level measurement for liquids, granulars, slurries and interfaces can be accomplished with several different level technologies. 1.1Schematic representation of a one dimensional flow system with a restriction. MAP = diastolic P + 1/3(systolic P-diastolic P) Why does diastolic pressure account for a greater proportion of the overall value? Course ID IMC07WPT Format Web-based Satisfy the requirements for ISO 17025 and 16949, FDA,and FAA. Pressure is force divided by area. Pump is a machine or mechanical equipment which is required to lift liquid from low level to high level or to flow liquid from low pressure area to high pressure area or as a booster in a piping network system. INTRODUCTION . Are obtained experimentally by measuring the heat of formation of the compounds from the elements under constant pressure. The premise of Introduction to Well Control computer based training course is that every member of the rig crew should understand the fundamental principles of well control in order to obtain the highest degree of safety during drilling operations. Poor system performance and reliability is often a direct result of improper air flow. Integral to process control in many industries, level measurement sensors fall into two main types. Introduction to Metrology: SI unit system and measurement standards, traceability, calibration and measurement uncertainty Experimental Design 7.2.2013 Doc. MH 2013 3 Impact of metrology: NIST SRM case. The meaning of diaphragm is a material which easy to bend or so-called membrane, which is usually made of thin metal, leather, rubber, clan, etc. Atmospheric Pressure Measurement Using BMP180. A pressure measurement can be described as either static or dynamic. P1 P2 Z1 Z2 V1 A1 V2 A2 Datum line Fig. Martti Heinonen. Safety Slide Vacuum PPT. Introduction to Measurement and Calibration. Help Kindergarten or first grade students learn the rules of non-standard measurement with this simple video!Check out the accompanying activity here! Pressure measurement 1 Pressure measurement The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. 9.1 Introduction 9.2 Position and Speed Measurement 9.3 Stress and Strain Measurement 9.4 Temperature Measurement 9.5 Vibration and Acceleration Measurement 9.6 Pressure and Flow Measurement 9.7 Semiconductor Sensors and Microelectromechanical Devices Chapter 10 Actuators 10.1 Introduction 10.2 Electromagnetic Principles 10.3 Solenoids and Relays 11.2 Introduction Blood pressure is the pressure exerted by blood on the walls of blood vessels. Unfortunately the lack of proper air flow goes unnoticed and is improperly diagnosed in most cases. H = U + PV Gives the heat flow for any change of a simple system that occurs under constant pressure Example: chemical reaction is always relative Elements: set to zero in their stable state at 298K and 1 atm pressure Compounds: tabulated. Blood Pressure Reflects the driving pressures produced by the ventricles Because arterial pressure is pulsatile, a single value is used to represent the overall driving pressure. View and Download PowerPoint Presentations on Vacuum PPT. For example, say the pressure of water in a hose with the nozzle closed is 40 pounds … Turbine flow meters where frequency ~ velocity 6. Blood Pressure.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. quiz 15. lesson 16. electrical transducers: resistive trans... quiz 16. lesson 17. electrical transducers: capacitive tran... quiz 17. lesson 18. electrical transducers: inductive trans... quiz 18. lesson 19. measurement of pressure – i. quiz 19. lesson 20. measurement of pressure – ii. introduction to sensors and transducers. Experiment (4): Flow measurement Introduction: The flow measuring apparatus is used to familiarize the students with typical methods of flow measurement of an incompressible fluid and, at the same time demonstrate applications of the Bernoulli's equation. Pressure drop devices based on Bernoulli Principle a) Venturi b) Orifice plate c) Pitot tube 2. Range & Span- a. Metrology-Science of Measurement • What do we usually measure – Time – Space – Flow – Mass/weight/force • In this topic we will measure ME 338: Manufacturing Processes II Instructor: Ramesh Singh; Notes: Profs. PRESSURE AND PRESSURE … Range The region between the limits within which an instrument is designed to operate for measuring, indicating or recording a physical quantity is called the range of Friction pressure drop (packed screens) 3. This paper will define and explain the basic concepts of fluid mechanics in terms that are easily understood while maintaining the necessary technical accuracy and level of detail. The ultra-low power, low voltage electronics of the BMP180 is optimized for use in mobile phones, PDAs, GPS navigation devices and outdoor equipment. The pressure in cases with no motion is static pressure. Introduction. This physics video tutorial provides a basic introduction into pressure and fluids. The typical college curriculum for Mechanical Engineers includes at least two semesters in fluid mechanics. To measure the hydrostatic pressure caused by the liquid level in a tank, can be used a differential pressure transmitter with a measuring range (range) the corresponding input. Examples of static pressure include the pressure of the air inside a balloon or water inside a basin. A true technician in the air conditioning field must not only understand refrigeration and electricity but also possess a knowledge of the properties of air and air measurement. INTRODUCTION TO STATISTICS INTRODUCTION (1) In early 1987, the US Food and Drug Administration (FDA) was faced a unprecedented situation. 2.1 INTRODUCTION The measurement of a quantity is based on some International fundamental standards. Principally, pump converts mechanical energy of motor into fluid flow energy. PRESSURE MEASUREMENT W ITH IONIZATION GAUGES Karl Jousten Physikalisch-Technische Bundesanstalt, Berlin, Germany Abstract A brief history, the design, the use, and the calibration of ionisation gauges are described in this article. This is called the mean arterial pressure. The BMP180 is the function compatible successor of the BMP085, a new generation of high precision digital pressure sensors for consumer applications. Instruments used to measure pressure are called pressure gauges or vacuum gauges. Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Vacuum PPT . You will learn skills including standardization, managing a metrology system, and units and instrumentation of measurements. Acoustic flow meters based on Doppler effect 5. There are over 20 different technologies being offered on the market today. Introduction to Sensors & Actuators Page 8 3. Vibration Measurement Techniques: Basics Introduction: Vibration is the back and forth or repetitive motion of an object from its point of rest. The measurement of pressure is generally associated with fluids, either liquids or gases. A container filled with a liquid (see Figure 1) has a pressure (due to the weight of the liquid) at a point in the liquid of: P = F / A = hw (2) where: H = distance from the surface to the point w = weight of the liquid (most liquids are nearly incompressible) Figure 1. In this lab, we will be referring to systemic arterial blood pressure, which is the pressure in the large arteries. Purposes of In-Cylinder Pressure Measurement • Monitor max combustion pressure • IMEP measurement • Knock analysis • Cycle-to-cycle variation • Heat release analysis • Ignition timing (ignition delay) Engine Testing and Instrumentation 3 In-Cylinder P Measurement P transducer through glow plug or spark plug adaptor. Often, the motion of a fluid changes the force applied to its surroundings. Hot wire anemometers based on h = f(v) 4. A manometer could also be referring to a pressure measuring instrument, usually limited to … Pressure is typically measured in units of force per unit of surface area.Many techniques have been developed for the measurement of pressure and vacuum.Instruments used to measure and display pressure in an integral unit are called pressure meters or pressure gauges or vacuum gauges. Pressure gauge with diaphragm is pressure gauge which uses diaphragm to measure pressure. 1.3 Infrastructure ensuring … In a fundamental … In addition, through the pressure it is possible infer a series of other process variables, like level, volume, flow and density. Pressure measurement and control is the most used process variable in the process control industry many segments. Traceability in measurements 1.1 Basic concepts 1.2 Why we need traceability? Consider the example in the image below: A vessel with a working pressure P1 = 200 PSI, has a measuring range for liquid high as 150 inches (3.81 meters). Blood pressure is given as two numbers, measured in mm-Hg. ), the pressure will be lower. Introduction to Metrology ME 338: Manufacturing Processes II Instructor: Ramesh Singh; Notes: Profs. Anyone responsible for measurement quality and accuracy. About 7 results (0.38 milliseconds) Sponsored Links Displaying Vacuum PowerPoint Presentations. MH 2013 4 Outline 1. The flow is determined using a sudden enlargement, venturi meter, orifice plate, elbow and a rotameter. quiz 14. lesson 15. mechanical input transducers. Introduction to vacuum gauges Vacuum Gauges where the Pressure Readings are Independent of the Type of Gas (Mechanical Vacuum Gauges) BOURDON Vacuum Gauge The inside of a tube which is bent into a circular arc (the so-called Bourdon tube) is connected to the vacuum system. Pressure measurement is the analysis of an applied force by a fluid (liquid or gas) on a surface. INTRODUCTION Fluid systems, pressure and pressure measurements are extremely complex. When the force is removed, the stored energy in the spring causes the weight to move upward through the position of rest to its upper limit. With a low altitude noise of … Introduction. Generally associated with fluids, either liquids or gases ( 0.38 milliseconds ) Sponsored Links Displaying Vacuum Presentations. 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