Latest / Deep End Era. Engineering with Sankalp
The Cash Register in the Pipe: Gas Measurement and Custody Transfer
Fictional measurement engineer Linnea Haddad has spent eighteen months watching a one-sided 0.4 percent imbalance at her company's fiscal gas station, worth about five million dollars a year. In episode one hundred and eighty one we find out where it comes from. We define what is really sold (standard volume and energy, gross versus net heating value), explain the compressibility factor and the AGA 8 and GERG-2008 equations of state with a worked conversion, then tour the meters: orifice plates and the Reader-Harris/Gallagher coefficient, turbine meters, multipath ultrasonic transit-time…
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