4-292
Flow-X─ Function Reference
Flow-X General functions - fxSolartron_Liquid_M
Where:
ρ
t
The density corrected for temperature
kg/m3
K18
Obtained from the calibration certificate
-
K19
Obtained from the calibration certificate
-
t
The line temperature
°C
t
R
The reference temperature
°C
The pressure and temperature corrected density ρ
PT
is calculated by
REF
REF
REF
REF
t
pt
p
p
B
K
A
K
K
p
p
B
K
A
K
K
p
p
K
p
p
K
21
21
21
20
20
20
21
20
1
Where:
ρ
pt
The density corrected for pressure and
temperature
kg/m3
K20A
Obtained from the calibration certificate
-
K20B
Obtained from the calibration certificate
-
K21A
Obtained from the calibration certificate
-
K21B
Obtained from the calibration certificate
-
p
The line pressure
bar(g)
p
R
The reference pressure
bar(g)
When 'VOS Correction' is set to 'Based on Kr and Kj Constants' the following correction for velocity of
sound is applied:
3
.
j
pt
r
pt
VOS
K
K
When 'VOS Correction' is set to 'Based on VOS value', the following correction for velocity of sound is
applied:
2
2
6
1
1
1400
4
.
1
1
A
C
pt
pt
VOS
V
V
e
When 300 <=
pt
<= 1100:
pt
C
V
455
.
1
100
When 1100 <
pt
<= 1600:
pt
C
V
9
.
0
2690
Else (
pt
< 300 or
pt
> 1600) the VOS of sound correction is not performed.
Summary of Contents for flow-x
Page 1: ...Function Reference Certified flow calculations Flow and batch calculations Worksheet functions...
Page 331: ...Flow X Function Reference 5 331 Flow X IO Functions fxPT100Table...
Page 349: ...Flow X Function Reference 6 349 This page is intentionally left blank for user notes...
Page 350: ...6 350 Flow X Function Reference This page is intentionally left blank for user notes...
