August 2000
Supplement
00-08_dwt_deepwater-loch_T1.htm (Aug-2000)
A monthly magazine offering industry news, statistics and technical editorial to the oil and gas drilling, exploration and production industry.
| Table 1: Flowline overall heat-transfer coefficient (OHTC) for various subsea insulation systems | |||||||
| Flowline OHTC (W/m2–°K) | |||||||
| Flowline OD (mm) |
Bare Pipe | Coated Pipe 50 mm PPF k = 0.17 (W/m–°K) |
Buried Pipe 1.3 m k = 1.0 (W/m–°K) |
Buried & Coated | PIP 114.3 in 219.1 219.1 in 323.9 323.9 in 457.2 |
||
| 114.3 | 871 | 4.65 | 4.56 | 2.52 | 1.56 | ||
| 219.1 | 544 | 4.04 | 2.87 | 1.81 | 1.44 | ||
| 323.9 | 362 | 3.81 | 2.22 | 1.5 | 1.02 | ||
