Source: Bulgartransgas EAD - DVGW

Basic parameters of the gas transmission system:
National transportation system –
-
length -
1
- 3 compressor stations
- operation pressure –
a closed ring with branches;
700 km, diameter from 200 –
1 000 mm;
(Kardam, Valchi Dol, P. Cenovets) –
55 bar.
Тransit gas system to Turkey(13.71 bcm/y, Greece (2.85 bcm/y) and
Macedonia(0.12 bcm/y);
-
length -
945
km , diameter from 500 to 1220 mm
- 6 compressor stations (Kardam, Provadia, Lozenets, Straldzha,
Ihtiman, Petrich) – 214 MW;
- operation pressure –
55 bar.
One underground gas storage Chiren:
- maximum daily production - 4.3 mcm /d;
- maximum daily injection – 4.0 mcm /d;
- active volume - 450 mcm ;
Source: Bulgartransgaz
49 MW;