Harpain: four LPG/Ethylene/Ammonia/VCM carrier
4 x 17,000 cbm LPG/Ethylene/Ammonia/VCM Carrier
‘Gaschem Nordsee’, ‘Gaschem Pacific’, ‘Gaschem Adriatic’ & ‘Gaschem Antarctic’
for HARPAIN REEDEREI GmbH & Co. KG, Germany
General Information
| Project Data: | 1936 E-H |
|---|---|
| Shipyard: | Meyer Werft GmbH, Germany |
| Year of completion: | 2009-2010 |
| Classification: | DNV |
| TGE’s scope: | EPCS-contract, gas handling system |
Vessel:
| Length o.a. | 154.9 m |
|---|---|
| Beam: | 22.7 m |
| Draught (LPG): | 8.1 m |
| Speed: | 17.7 kn |
Characteristics of gas plant:
| Characteristics of gas plant: | |
|---|---|
| Capacity: | 17,000 m³ |
| Number of cargo tanks: | 3 (bilobe type) |
| Material of cargo tanks: | 5% Ni Steel |
| Cargoes: | LPG/Ethylene/Ammonia/VCM |
| Design temperature / pressure: | -104°C / 4.5 bar g acc. to IMO at sea |
| Maximum cargo density: | 972 kg/m³ |
| Number of segregations: | 2 |
| Cargo manifolds: | 2 liquid lines, 1 x 10”, 1 x 8” ANSI 300 lbs flanges 2 vapour lines, 2 x 6” ANSI 300 lbs flanges |
| Loading- / Unloadingrate: | 1,200 m³/h |
| Deepwell pump | 6 x 200 m³/h at 120 m LC |
| Booster pump | 2 x 300 m³/h at 120 m LC |
| Number of cargo heater / vaporizer: | |
| 1 indirect ethylene vaporiser | Capacity: 600 m³/h at 15°C sea water temp. |
| 1 indirect thermal oil heated LPG-heater / vaporiser | Capacity: 60 t/h Propane -42°C to 0°C, vapour 2 t/h |
| 1 direct sea water heated LPG-heater / vaporiser | Capacity: 100 t/h Propane -42°C to 0°C at 15°C sea water |
| Reliquefaction system: | Cascade / direct cycle 2 x refrigerant compressors (refrigerant R404A) 4 x cargo compressors |
| Cargo piping system: | Stainless steel |
| Nitrogen generation plant: | |
| Pressure swing adsorption type | |
| Deck Tank: | 1 x 125 m3 , 1 x 60 m3 |
| Design Pressure / Temperature: | 1 x 18 bar g/ -104°C, 1 x 18 bar g/-48°C |
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