CFE #2 CALM
Scope of Work
SOFEC designed and fabricated a second CALM system for import of refined products for power generators in Mexico. The fluid transfer system is designed to allow circulation of hot diesel after every unloading. The first SOFEC system was installed in 1989 off Tuxpan, Mexico.
General Description
| Client Name: | Comision Federal de Electricidad (CFE) |
| Contract Award: | January 1994 |
| Installation Date: | September 1994 |
| Application: | Heavy Fuel Oil Import |
Project Specifications
| Water Depth: | 16m (51ft) |
| Tanker Size: | 45,000 dwt |
| Dimension: | 9.5mØ x 3m |
| Floating Hose: | 2 x 16-in. |
| Underbuoy Hose: | 2 x 16-in. Chinese Lantern |
| Hawser System: | 13-in. Single hawser |
| Anchor Leg System: | 4 x 3-in. Grade U3 |
| Anchor System: | 10mt Stevpris anchors |
Design Environmental Criteria
Operational
| Significant Wave Height: | 1.8m (5.9ft) |
| Wind Velocity: | 12.5m/s (24.3 knots) |
| Surface Current: | 0.5m/s (0.97 knots) |
Survival
| Significant Wave Height: | 3.3m (10.8ft) |
| Wind Velocity: | 25m/s (48.6 knots) |
| Surface Current: | 0.8m/s (1.5 knots) |
Comments
The CALM design features a turntable with tubulars as major structural members, a fully sealed and lubricated single bearing, dual product fluid swivel and trunnion mounted chain stoppers. This import buoy for Power Station No. 2 is identical to the one delivered in 1988 for Power Station No. 1.