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2D Seismic Data Acquisition Services
Reference: BID10032 12/13/2009, Location: Africa
Category: Seismic survey
Issue Date: Sunday 13/12/2009
Bid Closing Date: 13 January 2010 during office hours
Address: Hay Al-Andalous Ibn Wizan St., Tripoli, Libya
TEL: +218 21 477 3382, FAX.: +218 21 477 6919.
Email: stone510916@yahoo.com.tw
Scope of Work:
CPC Corporation, Taiwan-Libya Branch intends to carry out 2D Seismic Data Acquisition Services of 1580 km line in Area 162, Blocks 1 & 2, Murzuq Basin.
Scope and parameters:
Recording System: Telemetry system Sercel 408UL or equivalent
Geophones (spiked): 10 Hz
Number of Active Channels: 340
Receiver Point Interval: 25 meters
Receiver Array (inline): 1.04 meter spacing between each geophone centered on the receiver station
Receivers per Group: 4 strings of 6 geophones
Spread Geometry for 340 Channels: Symmetric Split Spread
Offset from source point to near group: 25 meters
Offset from source point to far group:(170) 4262.5 meters
Source Point Interval: 25 and/or 50 meters
Sample Interval: 2 Milliseconds
Record Length: 4Seconds
Pre-Amp Gain: 48db
Low Cut Filter: Out
High Cut Filter: ¾ Nyquist (Minimum Phase)
Notch Filter: Out
Tape Format: IEEE SEG D
Maximum Fold: 170
Vibrator With Theoretical Peak Force of 62,000 lbs or equivalent.
Position of Source: Between Receiver Centers
Number of Vibrators: 5 (plus 1 spare)
Number of Sweeps: 1 to 8 Sweeps*
Sweep Frequency: 6– 72 Linear*
Sweep Length: 8 to 14 Seconds*
Distance Between Vibrators: Minimum Distance (18m)*
Source Array Length: Minimum (72m inline)*
Move Up: Symmetrical +/- 4 meters* (total source array to be centered over SP center)
Force Control: Active/In (if applicable)
Ground Force Phase Lock: Active/In (if applicable)
Sweep Taper: (start & end) 250ms Cosine
Raw Sweep Control Input: Raw Mode (unfiltered)
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Related Prooducts: Seismic survey
Formation Evaluation
General
Geological, Geophysical
Geophysical Contractors
Mud Logging
Reservoir Engineering & Recovery Methods
Seismic survey
Well Completion, Logging, Workover
Related Tenders:
Formation Evaluation
General
Geological, Geophysical
Geophysical Contractors
Mud Logging
Reservoir Engineering & Recovery Methods
Seismic survey
Well Completion, Logging, Workover
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