23
*
Total direct energy consumption = direct
primary energy purchased + direct primary
energy produced – direct primary energy
sold (exported).
CONSTRUCTION & EPC PROJECTS SECTOR
Materials used, by weight or volume
Materials used but not incorporated in the end product
Mineral oil (t)
Liquid coolant (t)
Oxygen (t)
Acetylene (t)
Carbon dioxide (t)
Argon & Nitrogen (t)
Semi-finished goods or parts (other than raw materials) that form part of the end product
Paints (l)
Welding materials (t)
Special materials for projects (pcs)
Connection material (bolts, nuts etc.) (pcs)
Packaging materials
Wood for packaging (m
3
)
Tarpaulin (m
2
)
Nylon (t)
Total weight of directly used materials (t)
Steel, in plates or merchant bars (t)
2011
2
4
193
5
24
76
8,733
17
13,570
35,094
3
3,163
850
2012
1.7
3.5
118
4
28
77
6,056
15
8,995
33,142
2
3,322
669
2013
0.7
3
99
2.5
17
67
7,591
14
20,058
47,136
0
600
2
320
ENERGY SECTOR
Materials used, by weight or volume
Raw materials
Natural gas (TJ)
Materials used but not incorporated in the end product
Lubricating oils (lt)
Total weight of non-renewable materials used
Natural gas as primary fuel in power plants (TJ)
2011
7,671
26,293
7,671
2012
27,160
25,451
27,160
2013
23,444
27,684
23,444
T
he Group’s total direct energy con-
sumption stood at 54,399.8 TJ, down by
3.5% compared to 2012. This quantity rep-
resents the consumption of natural gas in the
Energy sector, whose consumption accounts
for 61.6% of this total quantity and was driv-
en by the full operation throughout the year
of the power plants of PROTERGIA S.A. in
Ag. Nikolaos (Viotia) and of KORINTHOS
POWER S.A. in Ag. Theodoroi (Korinthia),
and in the Metallurgy & Mining sector,
whose consumption accounts for 33.2% of
the total quantity.
5.4 ENERGY CONSUMPTION
TOTAL DIRECT ENERGY
CONSUMPTION * (TJ)
2013
2012
54,399.8
56,387.7
