hampson-russell information sheet - cgg information sheet petroleum related 1 barrel of oil: = 42 us...

Hampson-RussellInformation Sheet

Petroleum Related

1 barrel of oil: = 42 US gallons = 34.97 UK gallons= 159 L

Gas-oil ratio:1 scf/bbl 1 L/L

= 0.178 L/L = 5.615 ft³/bbl

Pressure Gradients (or mud weight to pressure gradient):1 psi/ft = 144 lb/ft³ = 19.24 lb/gallon = 22.5 KPa/m 1 lb/gallon = 0.052 psi/ft

Mud Density to Pressure Gradient: 1 psi/ft = 2.31 g/cm³

Permeability: 1 Darcy

= 0.986923 x 10¯¹² m²= 1.06 x 10¯¹¹ ft²

Seismic Trace to Gigabyte conversion

3D Survey Size

Fold30 60

100 km² 60 GB 120 GB

200 km² 120 GB 240 GB

500 km² 300 GB 600 GB

1000 km² 600 GB 1200 GB

2000 km² 1200 GB 2400 GB

3000 km² 1800 GB 3600 GB

Figures based on 6 second record length at 4ms sample rate and 12.5m x 25m bin size

Weights and Measures Equivalents

Length: 1 inch1 foot 1 yard1 mile1 nautical mile1 fathom

= 12 in= 3 ft= 1760 yd= 1.1508 miles= 6 ft

= 2.540 cm= 0.3048 m= 0.9144 m= 1.6093 km= 1.852 km= 1.8288 m

Area:1 inch²1 foot²1 yard²1 acre1 mile²1 hectare

= 143.99 in²= 9 ft²= 43,560 ft²= 640 acres= 2.4711 acres

= 6.4516 cm²= 929.03 cm²= 0.8361 m²= 4046.9 m²= 2.5899 km²= 10,000 m²

Weight:1 ounce1 pound1 stone1 ton (imperial)1 ton (metric)1 ton (USA)

= 16 oz= 14 lb = 2240 lb= 2204.586 lb= 2000 lb

= 28.35 g= 4.536 g= 6.3504 kg= 1016 kg = 1000 kg= 907.2 kg

1 ton (metric) is often equated to 7.5 bbl. This is correct for oil of 37o API gravity

Volume:1 pint1 litre 1 metre³1 UK gallon1 US gallon1 acre-ft

= 20 fl oz= 1.7598 pts= 35.315 ft³= 8 pts = 0.833 UK gal= 7,759.4 bbl

= 0.568 L= 0.001 m³= 6.289 bbl= 4.5461 L= 3.7854 L= 1,233.5 m³

Standard ft³ (scf) usually means 1 ft³ @ 60o F and 14.7 absolute psi (or whatever the prevailing standard atmospheric conditions are)

Reservoir Related

Density of air @ 1 atm, 60˚F = 0.076362 lb/ft³= 1.2232 kg/m³

Density:1 lb/bbl1 lb/US gal1 g/cm³ = 0.0361 lb/in³

= 62.428 lb/ft³

= 2.8531 kg/m³= 119.83 kg/m³= 1,000 kg/m³

Pressure:1 Pa1 psi1 MPa1 atm

= 0.06895 bar = 10 bar = 1.01325 bar

= 1 N/m²= 0.0703 kg/cm²= 145.04 psi= 14.696 psi

Temperature:˚C˚F

= 0.56 (˚F – 32) = (1.8 x ˚C) + 32

Oil Gravity:˚API

bbl/ton (metric)

= (141.5/g) - 131.5 [g = s.g. @60˚F]= 6.289811 / g

Capacities Defined

Bit (b) = Single binary digit

Byte (B) = 8 bits

Kilobyte (KB) = 1024 bytes

Megabyte (MB) = 1000 KB

Gigabyte (GB) = 1000 MB

Terabyte (TB) = 1000 GB

Petabyte (PB) = 1000 TB

Exabyte (EB) = 1000 PB

Zettabyte (ZB) = 1000 EB

Yottabyte (YB) = 1000 ZB

Googolbyte = 10 followed by 100 zeros

bytes

Hampson-Russell Software (a CGG Company) specialises in the provision of user-friendly software and training for seismic reservoir characterisation, including 4D, AVO, seismic inversion and attribute analysis. Further information is available at:www.cgg.com/hampson-russell

Hampson-Russell SoftwareCrompton Way Manor Royal EstateCrawley, West SussexRH10 9QN, UKT +44 1293 683 000F +44 1293 683 010 E Hampson-Russell.London@CGG.com

Typical Rock Properties

Rock (brine filled)

Density (g/cc)

Vp (m/s)

Vs (m/s)

Water 1.0 1460 0

Sandstone 2.1-2.6 2400-5800 750-3600

Shale 1.9-2.7 1800-4800 600-2400

Limestone 2.2-2.7 3500-6000 1800-3000

Dolomite 2.5-2.8 5000-7000 3000-4000

Anhydrite 2.5-3.0 4500-6000 2500-3300

Halite 2.03 4500 2700

Coal 1.17-1.8 500-3000 250-1500

Media TypeCapacity depends on drive used &/or compression factor

Typical Capacity(uncompressed)

Cartridges: 348034903490E35903590E359298409940

250 MB 400 MB 800 MB 10 GB 20 GB 500 GB - 1 TB 20 GB 60 GB

Other cartridges:

DLT IVSuper DLTLTO Ultrim 3LTO Ultrim 4Ampex DD2Sony DFTSony DFT2

40 GB 100 GB 400 GB 800 GB 330 GB 108 GB 200 GB

Cassettes: 4mm DAT DDS4DAT-72Exabyte 8 mm8mm Mam’th

20 GB 36 GB 7 GB 150 GB

Discs: CDDVD

800 MB 9.4 GB