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AVEVA Pipeline Operations for Liquids

VfcAccumHourly table

  • Last UpdatedApr 24, 2025
  • 2 minute read

This table holds the hourly information for each accumulator.

Internal Field

Data Type

Description

time

GMTtime

This column provides the start time of the hourly record in Greenwich Mean Time (GMT).

offset

GMToffset

This column provides information about the GMT offset for the time zone.

accumName

nameType

This column provides the name of the accumulator.

vfcName

nameType

This column provides the name of the associated virtualflowcomputer.

startRawCounter

float

This column provides the raw accumulator reading at the start of the hour.

endRawCounter

float

This column provides the raw accumulator reading at the end of the hour.

IV

float

This column provides the Indicated Volume (IV) information.

GSV

float

This column provides the Gross Standard Volume (GSV) information.

CTL

float

This column provides the Temperature Correction factor for Liquids (CTL) information.

CPL

float

This column provides the Pressure Correction factor for Liquids (CPL) information.

CTPL

float

This column provides the combined Temperature and Pressure Correction factor for Liquids (CTPL) information.

CCMF

float

The Corrected Combined Meter Factor (CCMF). It is calculated in the following way: the Meter Correction Factor (MCF) is multiplied by the Temperature Correction and Pressure Correction factor for Liquids.

Note: The CCMF is equivalent to the Combined Correction Factor (CCF) in the American Petroleum Institute's Manual of Petroleum Measurement Standards (API MPMS) 12.2.2 (2003).

MCF

float

This column provides the Meter Correction Factor.

Note: The MCF is equivalent to the Meter Factor (MF) in API MPMS 12.2.2 (2003)

hourlyIV

float

This column provides the hourly IV information.

hourlyGSV

float

This column provides the hourly GSV information.

hourly_wa_density

float

This column provides the hourly Weighted Average Density (WAD) information.

hourly_wa_temp

float

This column provides the hourly Weighted Average Temperature (WAT) information.

hourly_wa_press

float

This column provides the hourly Weighted Average Pressure (WAP) information.

hourly_wa_mcf

float

This column provides the hourly Weighted Average Meter Correction Factor (WAMCF) information.

hourly_wa_flowrate

float

This column provides the hourly Weighted Average Flow Rate (WAF) information.

volUnit

varchar(15)

This column provides the unit in which the volume was recorded.

densUnit

varchar(15)

This column provides the unit in which the density was recorded.

tempUnit

varchar(15)

This column provides the unit in which the temperature was recorded.

presUnit

varchar(15)

This column provides the unit in which the pressure was recorded.

ownsysId

tagIDType

This column provides the ID associated with the owning system.

datasetId

tagIDtype

This column provides the dataset ID information.