Plum MacBAT 5 - Gas Composition and Base Conditions Data

B-9
MacBAT 5 – USER GUIDE. Version 1.0
GAS COMPOSITION AND BASE CONDITIONS DATA
Base conditions
Adjustable by authorized service personnel, available options:
• Base pressure (absolute) pb: range (1,00÷1,02) bar, default 1,01325 bar
• Base temperature Tb: range (270÷300) K, default 273,15K (0°C)
• Reference temperature for combustion process T1: range (270÷300) K, default 298,15K (25°C)
Algorithms for calculation of gas
composition
SGERG-88, AGA8-92 Detailed Composition, AGA8-G1, AGA8-G2, AGA NX-19 mod
constant compression factor K1
Range of temperatures for
algorithms
Pressure measurement
range [bar]
Calculation methods
SGERG-88
AGA8-G1
AGA8-G2
AGA8-92DC
AGA NX19 mod
Tmin, T, Tmax
Tmin, T, Tmax
Tmin, T, Tmax
0,8-6
-25°C, 20°C, 65°C
-30°C, 20°C, 70°C
-30°C, 17.5°C, 65°C
0,8-10
N/A
2-10
4-20
7-35
-10°C, 27.5°C, 65°C
4-70
10-70
10-100
20-100
MAXIMUM PERMISSIBLE ERRORS
The maximum permissible error
(MPE) according to standard „EN
12405-1”
0,5 % at reference conditions
1 % at nominal operating conditions
typical error < 0,15%
The maximum permissible error
(MPE) according to standard „EN
12405-2”
ECD Class A