141
estimate of the actual household’s natural gas’ consumption has been performed prior the
CO2 quantification on GEMIS (table 44).
Table 44. Natural gas consumption by residents of the wilayas of Algiers and Tipaza
Naturel
Gas
Total
clients
Residential
97,8%
Low
pressure
Residential consumption
(90,9% LP)
Unit
Algiers
536 924
525 112
818
743
Mm
3
32
29
MJ
Tipaza
63359.0
61965.1
85.0
77.3
Mm
3
3.38
3.07
MJ
The combustion of this natural gas generates heat. The resulting amount of CO2 is calculated
based on the low calorific value LCV given by GEMIS (Makhlouf)
37
at 33.8012 MJ/m
3 .
Consequently, for 1MJ of burnt energy, the amount of CO2 emitted equals 213.01 kg CO2.
Table 45. CO2 emissions associated with residential natural gas consumption
37
Database modelled using the Algerian industrial and manufacturing processes and energy
forms, mainly oil and natural gas.
Natural Gas
Residential consumption
Unit
CO2 Emission
Unit
Algiers
29
MJ
6.17
Tonnes
Tipaza
3.07
0.65
Figure 31. Process tree of the process delivering natural gas (1MJ)