Table 1
Background information about KING-1 and -2 caverns.
| Cavern | KING-1 | KING-2 |
|---|---|---|
Items |
||
| Drilling completion | September 2005 | September 2005 |
| Drilling depth | −1145 m | −1137 m |
| Cavern leaching completion | March 2011 | July 2012 |
| Debrining completion | December 2011 | August 2015 |
| Volume | 19.38 × 104 m3 | 18.97 × 104 m3 |
| Max. gas capacity | 3481 × 104 m3 | 3355 × 104 m3 |
| Max. working gas capacity | 2137 × 104 m3 | 2059 × 104 m3 |
| Min./max. gas pressure | 7/17 MPa | 7/17 MPa |
| Max. gas injection/delivery capacity | 215 × 104 m3/day | 215 × 104 m3/day |
| Cavern roof depth | −1012 m | −1014 m |
| Cavern bottom depth | −1087 m | −1078 m |
| Cavern height | 75 m | 64 m |
| Cavern max. diameter | 80.3 m | 80.6 m |
| Casing shoe depth | −996 m | −996 m |