Principles Of Calculation; Fuel Parameters; Calculation Formulae; K.5 Principles Of Calculation - TESTO 340 Instruction Manual

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K.5 Principles of calculation

K.5.1 Fuel parameters
Fuel CO
2 max
Natural Gas 11,90
Light Oil 15,50
Heavy Oil 15,80
Coal 18,40
Anthracit 19,10
Coke 20,60
Propane 13,80
Butan 4,10
Test gas 0,00
Diesel 15,60
Petrol 15,10
K.5.2 Calculation formulae
Carbon dioxide:
Efficiency referred to Gross Efficiency:
(
( K
Effg = 100 -
Efficiency referred to Nett Efficiency:
(
(
K
net
Effn= 100 -
O K
2 base gr
3,00% 0,35%
3,00% 0,48%
3,00% 0,51%
7,00% 0,62%
7,00% 0,67%
7,00% 0,75%
3,00% 0,42%
3,00% 0,43%
0,00% 0,00%
3,00% 0,49%
3,00% 0,46%
CO
2max
CO =
2
x (FT - AT) ) (
(MH
gr
+
CO
2
(MH
) (
x (FT - AT)
+
CO
2
K K
net 1
0,39 40,00
0,51 53,00
0,51 54,00
0,65 63,00
0,69 65,00
0,76 70,00
0,45 48,00
0,46 48,00
0,00 0,00
0,53 53,00
0,49 51,00
x (O - O )
2base 2
O
2base
O + 9 x H) x (2488 + 2.1 x FT - 4.2 x AT)
2
Q x 1000
gr
O + 9 x H) x (210 + 2.1 x FT - 4.2 x AT)
2
Q x 1000
net
H MH O Q
2
24,4 0 53,42
13 0 45,6
11,5 0,2 42,9
4 13 26,75
3 12 29,65
0,4 10 27,9
18,2 0 50
17,2 0 49,3
0 0
12,9 0 44,62
14,2 0 45,1
C0 : Fuel-specific
2max
carbon dioxide value
O O2 reference value
2base:
O : Measured oxygen
2
content as %
) (
K1 x CO
+
CO
K1 x Q
) (
+
Q x (CO
net
Kgr/Knet/Qgr/Qnet/K1/MH2O/H:
Fuel-specific factors
FT: Flue gas temperature
AT: Ambient temperature
CO: Measured carbon monoxide
value in %
CO : Calculated carbon dioxide
2
value in %
Q
gr net
48,16
42,8
40,5
25,5
28,95
27,45
46,3
45,8
0 0
41,8
42,02
)
)
+ CO
2
x CO )
)
gr
+ CO)
2