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4
FC1: General Information
4.3.5
FC1: AFB Structure for Special Applications
In a standard AFB composition as described in 4.3.4, the
G a s Q u a l i t y
is responsible for providing the gas characteristics needed by the
A F B
. The
calculates the
F l o w C o n v e r s i o n A F B
G a s Q u a l i t y A F B
compressibility factors according to European standards for natural gases,
e.g. AGA8-92 DC or SGERG-88.
For special applications where industrial gas or gas with a fixed composition
is measured, a
can be used instead of a
Ta b l e Z A F B
G a s Q u a l i t y
. The
calculates the compressibility factor Zm at
A F B
Ta b l e Z A F B
measurement conditions (p, t) by using a compressibility factor table.
Page 22 of 61
Use in Legal Metrology
enCore FC1
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