David W. Spitzer's E-Zine Archive - 2009

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December 2009

  • Non-Contact Level Gauge Performance (Part 4 of 4)
  • Fieldbus Goes Nuclear: Fieldbus Technology Simplifies Building New Plants and Getting Older Units Up to Speed
  • Which Flowmeter Shows Lowest Pressure Drop in Gas Service?

November 2009

  • Non-Contact Level Gauge Performance (Part 3 of 4)
  • Multivariable vs Single Variable DP Transmitters:  Dispelling Common Myths About Instrument Accuracy 
  • Which Flowmeter Type Requires the Least Straight Run? 

October 2009

  • Non-Contact Level Gauge Performance (Part 2 of 4)
  • Calibration Concerns: The Advantages of Calibrating in the Field vs in the Shop 
  • Considering Your Components: The Many Elements of a Flow Measurement System 

September 2009

  • Non-Contact Level Gauge Performance (Part 1 of 4)
  • Getting Up to Smart Speed: Use Variable Speed Drives to Save Money 
  • Which Meters Use the Principles of Differential Pressure?

August 2009

  • Ultrasonic Flowmeters (Part 4 of 4)
  • Digital vs. Analog Signal Transmission:  Key Considerations for Flow Measurement System Design 
  • Which Flowmeters Have Whetted Parts?

July 2009

  • Ultrasonic Flowmeters (Part 3 of 4)
  • Orifice Plate Sealing Dilemma:  Engineering for Two Seemingly Conflicting Requirements
  • How Peripherals Affect Analog Output Accuracy

June 2009

  • Ultrasonic Flowmeters (Part 2 of 4)
  • Keeping on the Level
  • Pressure Measurement Errors in Steam Service

May 2009

  • Ultrasonic Flowmeters (Part 1 of 4)
  • Upstream: What We Think We Know About Upstream Straight Run
  • Understanding Your Standards:  Examining ASME 8-M and Seal Pot Arrangements in Steam Service 

April 2009

  • Vortex Shedding and Fluidic Flowmeter Applications (Part 4 of 4)
  • The Cost of Liquid Flow Errors:  Is a $25 Million Measurement Worth an Extra $600 Investment?
  • Performing Under Pressure: How Physical Properties Affect Units of DP

March 2009

  • Vortex Shedding and Fluidic Flowmeter Applications (Part 3 of 4)
  • Small Measurement Errors Add Up: How a 1% Error Can Produce a $1,000,000 Loss
  • Which Flowmeter Types are Volumetric?

February 2009

  • Vortex Shedding and Fluidic Flowmeter Applications (Part 2 of 4)
  • Effluent Flow With Suspended Solids:  Facing Rising Treatment Costs, Paper Mill Reconsiders Flowmeter Installation
  • Calculating for Calibration & Conversion: Factor Inconsistency

January 2009

  • Vortex Shedding and Fluidic Flowmeter Applications (Part 1 of 4)
  • Sound Wave Principles:  Life Wouold be Simpler if There Were Fewer Complications
  • How Pressure Variations Affect Flow Measurement

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