Download - Flow Instruments Part 1
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FLUOR - New Delhi Control systems engineering
FLOW INSTRUMENTS (Part-1)
By Harendra Mistry
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In-line Flow Instruments over view
Industrial Codes, standards & Practices
Fluor Standard practices
OBJECTIVE: OBJECTIVE
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WHAT IS FLOW INSTRUMENT?
It is a Measuring Device (fluid flow) installed in piping systems to assist in the monitoring/ control of process.
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TYPES of FLOW INSTRUMENT
Orifice Plate Flow NozzleVenturi TubeAnnubar (Pitot Tube)
Magnetic Flow Meter Vortex Flow MeterUltrasonic Flow Meter
Coriolis Flow Meters
Thermal Flow Meter
Rotameter
Flow Instruments
Positive Displacement Meter
Turbine Flow Meter
Variable Area Meter
Head Meters
Velocity Meters
Mass Meters
Mechanical Meters
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Upstream Downstream
FLOW
P&ID SYMBOL
FE
ORIFICE PLATE
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FLOW NOZZLE
P&ID SYMBOL
FE
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VENTURI TUBES
P&ID SYMBOL
FE
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ANNUBAR (PITOT TUBE)
P&ID SYMBOL
FE
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ROTAMETER
P&ID SYMBOL
FI
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MAGNETIC FLOW METER
P&ID SYMBOL
FE
M
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VORTEX FLOW METER
P&ID SYMBOL
FE
V
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ULTRASONIC FLOW METER
P&ID SYMBOL
FEDoppler Shift
Transit Time
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ULTRASONIC FLOW METER
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CORIOLIS METER
P&ID SYMBOL
FE
FT
C
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THERMAL METER
P&ID SYMBOL
FE
FT
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POSITIVE DISPLACEMENT METER
P&ID SYMBOL
FQI
Oval Gear Rotating Lobe Rotating Impeller
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TURBINE FLOW METER
P&ID SYMBOL
FE
Inductance pick-up Reluctance pick-up
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Industry Codes and StandardsAmerican Gas Association (AGA)
AGA-7 - Measurement of Gas by Turbine MetersAmerican National Standards Institute (ANSI)
ANSI-2530/API-14.3/AGA-3/GPA-8185 Natural Gas Fluids Measurement - Concentric, Square-Edged Orifice Meters
Part 1 General Equations and Uncertainty GuidelinesPart 2 Specification and Installation RequirementsPart 3 Natural Gas ApplicationsPart 4 Background, Development, Implementation Procedures and Subroutine Documentation
American Petroleum Institute (API)API Manual Of Petroleum Measurement Standards (MPMS):Chapter 5 - Metering5.2 Measurement of Liquid Hydrocarbons by Displacement Meters5.3 Measurement of Liquid Hydrocarbons by Turbine Meters
American Society of Mechanical Engineers (ASME)ASME B16.36 - Orifice FlangesASME MFC-3M - Measurement of Fluid Flow in Pipes Using Orifice, Nozzle, and Venturi
ISA, The Instrumentation, Systems, and Automation SocietyISA S20 - Specification Forms for Process Measurement and Control Instruments,
Primary Elements and Control ValvesInternational Organization for Standardization (ISO)
ISO 5167-1 - Measurement of Fluid Flow by Means of Pressure Differential Devices
Other ReferencesMiller, R.W., Flow Measurement Engineering Handbook
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DESIGN RESPONSIBILITIESFLUOR PRACTICES
PRACTICE No. 000.270.1301 : Flow InstrumentsThis practice establishes and defines guidelines for the use and selection of flow instruments
PRACTICE No. 000.270.1351 : Head Type flow metersThis practice establishes application guideline, sizing criteria, and method to be utilized in developing specification for head type flow elements
PRACTICE No. 000 250 2710 : Meter Runs - Orifice, Flow Nozzles, and VenturiesThis practice is used for determining minimum straight pipe runs needed for various meter run installation
PRACTICE No. 000 250 2711 : Instrument Piping - Orifice Flange Tap Piping
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Questions?
FLOW INSTRUMENTS