All petroleum engineering unit conversions in one place
| Product | Volume (bbl) | Volume (L) | % of barrel | Notes |
|---|---|---|---|---|
| Gasoline (motor) | 19.40 | 3,084 | 46.2% | Largest fraction, primary fuel |
| Distillate fuel (diesel/HFO) | 9.21 | 1,464 | 21.9% | Diesel, jet, heating oil |
| Jet fuel (kerosene) | 4.07 | 647 | 9.7% | Aviation turbine fuel |
| Residual fuel oil | 1.68 | 267 | 4.0% | Bunker fuel, power generation |
| Liquefied gases (LPG) | 1.72 | 273 | 4.1% | Propane, butane |
| Asphalt / road oil | 1.30 | 207 | 3.1% | Paving, roofing |
| Petrochemicals | 2.18 | 347 | 5.2% | Plastics, chemicals feedstock |
| Processing gain | ~1.0 | ~159 | +ve | Refinery volumetric gain |
| Fuel | Per unit | MJ/unit | kWh/unit | BOE equivalent |
|---|---|---|---|---|
| Crude oil | 1 barrel | 6,117 | 1,699 | 1.000 BOE |
| Natural gas | 1 Mcf | 1,055 | 293 | 0.172 BOE |
| Natural gas | 1 MMBtu | 1,055 | 293 | 0.172 BOE |
| LNG | 1 tonne | 50,000 | 13,889 | 8.17 BOE |
| LPG (propane) | 1 tonne | 46,400 | 12,889 | 7.58 BOE |
| Diesel | 1 litre | 36.9 | 10.25 | 0.00604 BOE |
| Gasoline | 1 litre | 34.2 | 9.50 | 0.00559 BOE |
| Coal (thermal) | 1 tonne | 27,000 | 7,500 | 4.42 BOE |
| Rate (BOPD) | m3/day | m3/hr | L/s | Category |
|---|---|---|---|---|
| 100 BOPD | 15.9 | 0.66 | 0.18 | Small well / stripper |
| 1,000 BOPD | 158.9 | 6.62 | 1.84 | Average well (global) |
| 5,000 BOPD | 795.0 | 33.1 | 9.20 | Good well, medium field |
| 10,000 BOPD | 1,590 | 66.2 | 18.4 | Strong well, major field |
| 50,000 BOPD | 7,949 | 331 | 91.9 | Large field, offshore |
| 100,000 BOPD | 15,899 | 662 | 184 | Major offshore/onshore |
| 1,000,000 BOPD | 158,987 | 6,624 | 1,840 | Super-giant field (Ghawar) |
| Constant | Value | Unit | Notes |
|---|---|---|---|
| 1 barrel | 0.158987 | m3 | 42 US gallons exactly |
| 1 barrel | 158.987 | litres | - |
| 1 bbl/day | 1.84013 × 10-6 | m3/s | Flow rate |
| Standard conditions (SI) | 15°C / 101.325 kPa | - | ISO 13443 |
| Standard conditions (US) | 60°F / 14.696 psi | - | API standard |
| 1 psi/ft gradient | 22.621 | kPa/m | Pressure gradient |
| Water gradient (fresh) | 0.4335 | psi/ft | 1000 kg/m3 |
| 1 Mcf (gas) | 28.317 | m3 (actual) | 1000 cubic feet |
| 1 MMscf/d | 28,317 | Sm3/d | - |
| 1 tonne crude (~35 API) | 7.28 | barrels | Varies with density |
| Gravity of Earth g | 9.80665 | m/s2 | Standard gravity |
| Universal gas constant R | 8.31446 | J/(mol.K) | - |