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GB/T 24261.2-2017: Marine seismic digital streamer system -- Part 2: Standards for specifying hydrophone streamer-cable characteristic
Status: Valid GB/T 24261.2: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 24261.2-2017 | English | 359 |
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Marine seismic digital streamer system -- Part 2: Standards for specifying hydrophone streamer-cable characteristic
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GB/T 24261.2-2017
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| GB/T 24261.2-2010 | English | 399 |
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Marine seismic digital streamer system -- Part 2: Standards for specifying hyhone streamer-cable characteristic
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GB/T 24261.2-2010
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Basic data | Standard ID | GB/T 24261.2-2017 (GB/T24261.2-2017) | | Description (Translated English) | Marine seismic digital streamer system -- Part 2: Standards for specifying hydrophone streamer-cable characteristic | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | E92 | | Word Count Estimation | 18,167 | | Date of Issue | 2017-09-07 | | Date of Implementation | 2018-04-01 | | Older Standard (superseded by this standard) | GB/T 24261.2-2010 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | GB/T 24261.2-2017: Marine seismic digital streamer system -- Part 2: Standards for specifying hydrophone streamer-cable characteristic
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Marine seismic digital streamer system - Part 2. Standards for specifying hydrophone streamer-cable characteristic
ICS 75.180.10
E92
National Standards of People's Republic of China
Replacing GB/T 24261.2-2010
Oil maritime digital seismic acquisition streamer system
Part 2 - Hydrophone towline technical conditions
Part 2.Standardsforspecifyinghydrophonestreamer-cablecharacteristic
2017-09-07 Posted
2018-04-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
Directory
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Requirements 2
5 test and test 7
Appendix A (Normative) Solid cable hydrophone combination of technical indicators 13
Foreword
GB/T 24261 "oil maritime digital seismic acquisition streamer system" is divided into three parts.
--- Part 1. Hydrophone technical conditions;
--- Part 2. Hydrophone towline technical conditions;
--- Part 3. Central recording system.
This section GB/T 24261 Part 2.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This Part replaces GB/T 24261.2-2010 "Oil Offshore Digital seismic acquisition streamer system Part 2. Hydrophone streamer technology
Conditions ", with GB/T 24261.2-2010 compared to editorial changes in addition to the main technical changes are as follows.
--- Added terms and definitions (see Chapter 3);
--- Increased solid cable and hydrophone combination characteristics and the corresponding technical indicators (see 4.1.3);
--- Fill filling indicators and refinement requirements (see 4.7.1, 4.7.2, 4.7.3,.2010 version of 3.7);
--- Remove the auxiliary equipment output signal (see 4.3.220 version 3.3.2);
--- Added solid cable hydrophone combination feature test (see 5.3);
--- Added Appendix A
This part of the National Oil and Gas Standardization Technical Committee (SAC/TC355) proposed and managed.
This part of the drafting unit.Chongqing Oilfield Services Geophysical Exploration Co., Ltd., China National Petroleum Corporation Oriental physical exploration of the earth
Co., Ltd. Xi'an Geophysical Equipment Branch, Oil Industry Instrumentation Quality Supervision and Inspection Center, Ministry of Land and Resources Guangzhou Marine Geology
Check Bureau.
The main drafters of this section. Cao Zhanquan, Zhao Wei, in Zhanhai, He Guoxin, Chu Rongying, Chen Jie, Han Xiaoquan, with Yan Hong, Yin Zhenguo, Zhang in Lu,
Li Peichang, Han Jersey.
This standard replaces the standards previously issued as.
--- GB/T 24261.2-2010.
Oil maritime digital seismic acquisition streamer system
Part 2 - Hydrophone towline technical conditions
1 Scope
GB/T 24261 provisions of this part of the maritime oil exploration towed seismic data acquisition system supporting hydrophone combination, the work
For the segment, leading segment, elastic section, deck cables and optional auxiliary equipment, filling the technical requirements and testing requirements.
This section applies to hydrophone towline manufacture, inspection and quality evaluation.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 5096 copper corrosion test method for petroleum products
GB/T 24261.1 Petroleum offshore seismic acquisition streamer system Part 1. Hydrophones technical conditions
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Hydrophonearrays
Two or more hydrophone arranged according to certain rules.
3.2
Work segment Streamercablesection
Cable with seismic data acquisition.
3.3
Lead section Lead-incable
Anti-wear parts for data transmission, with drag, anti-shake effect, its length depending on the size of the offset, it is connected to the cable winch
Between the elastic section.
3.4
Stretch section
Tensile components for data transmission to reduce the noise generated by the vibration of the ship and the tail, which is connected to the leading section and the working section and the working section
Between the tail.
3.5
Deck Cable Deckcable
Connect the cable between the seismographic data recording system on the ship and the leading segment.
3.6
Filling Balastmaterial
Fill the remaining space in the plastic tube of substances, such as cable oil, resin, gel and other substances.
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