SY/T 0055-2003 Specification for distance measurement of oil and gas pipelines
Some standard content:
HS 75.200;17.040.01
F:16 A52
Registration No.:11544—2003
Petroleum and Natural Gas Industry Standard of the People's Republic of China P
SY/T 00552003
Survcy code fnr long-distance oil and gas pipeline measurement specification
Survcy code fnr long-distance oil and gas pipelinc systems2003-03-18 Issued
20H3-(8-01 Implementation
National Economic and Trade Commission Issued
People's Republic of China Oil and Natural Gas Industry Standard Long-distance Oil and Gas Pipeline Measurement Specification
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Ten Year: China Petrochemical Engineering Design Co., Ltd. Southwest Branch Approval: National Economic and Trade Commission of the People's Republic of China Foreword
This standard is based on the requirements of the National Economic and Trade Commission of the People's Republic of China [2001] No. 1383 document on the revision of the petroleum and gas industry standards in 2012, and is issued by China Petrochemical Engineering Design Co., Ltd. Southwest Branch to revise the original long-distance oil and gas transmission standards issued by China Petroleum and Gas Corporation. During the drafting process, after adjustment, extensive consultation, reference to relevant domestic and foreign standards, retaining the applicable local standards, removing and modifying outdated provisions, adding and removing, and applying effective new technologies and scientific research ideas, the final draft was revised after review. The revised content is 7 chapters, 24 sections and 3 appendices. This revision is based on the changes in the requirements of the engineering construction standards for the line design in 1999, and has made significant adjustments to the original standards. The main changes are as follows: Chapter 1, the original 7 articles have been reduced to 10 items, Chapter 2, In the measurement of the steel step efficiency calculation stage, 6 of them were made, and the content was not planned. Only individual reduction calculations were made. Chapter 3, the line reduction measurement, a total of 9 articles, was revised from the original 3.1 to the tenth, and the content of the method of avoiding astronomical azimuth was removed; the original 3.1.6.4 "medium-sized use is calculated according to the actual horizontal distance" was included in 3,9. "Medium-sized mileage is calculated according to the coordinates afterwards." Chapter 4, through (span) base T cup measurement, a total of 5 and 33 articles, and thus Section 3.2 was revised: Chapter 5, station planning and measurement, 8 of them, the original Section 3.3 was revised before, Chapter 3, inspection line, a total of 2 sections S banned, and Section 3.4 was revised The first part of the T-sheet, the global three-star positioning system (UPS) measurement disk has a total of 51 sections, which are newly added.
Appendix A-Internal Records (\, and some revisions have also been made. Liu Yuan's "Text Description" has also been greatly redesigned to facilitate the arrival, design, and construction personnel to correctly understand and implement the provisions when using this standard: This standard will take effect from the date and replace SY/10055-03 at the same time. This standard is mainly proposed by the Oil and Gas Field and Road Construction Section Design Professional Standardization Committee.
This standard is the tenth edition of the other: China Shizhou Engineering Instrument Co., Ltd. or Southwest Branch.
This specification is prepared by: China Petroleum Engineering Design Co., Ltd. 1. This specification is mainly drafted by: Wang Hongsheng, Zhang Jianshu, Xiao Yunren, Yang Fanxiao, Wang Fudong, Yang Ruiliang, Liu Yu,
The six-planning model is authorized by the editor-in-chief to be responsible for the quality of the specification. In order to improve the quality of the specification, please pay attention to the summary of experience in the process of implementing this specification, the need for rectification and supplementation, and the coordination of information security department information security department, Xi'an Branch of China Petroleum Engineering Design Co., Ltd. (formerly Xi'an Petroleum Design Institute), 28 Xiaoguanmiaohou, Xi'an Branch (Postal Code: 6107), China Petroleum Engineering Design Co., Ltd. (Postal Code: 6107), in the hope that the future situation will be taken into consideration. The standards replaced by this standard are: SYJ55-83, SYT0055-93.
1: General provisions
2 Test work in the preliminary design stage
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3.3 Fusion control closed display
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With technical shape drawing inspection
Strong surface measurement
3.H line measurement
In-house calculation
Through () engineering measurement
World heat determination
Land uniform shadow measurement
Water cell, shape measurement...
4.5 [Resistant 5 Site survey and selection
6 Inspection and response
r.1 Inspection
6.2 Integration
7 Global Enterprise System (GP) Pipeline Type Measurement
7.2 Source Grade Point Addition Rate Control Full Plate
7.3 Relative Gas Control Measurement:
7.4 Point Selection and Burial
TG Data Processing
7.? Multi-network adjustment calculation
7.8 (actual dynamic IK) secondary quantity
Yin record A topographic map format
Yin record B comprehensive road map format
For: center line results change format
Light standard reading and language description.
Resistant parts long-distance oil and gas pipeline measurement specification according to the text of the surrounding 21
1.0.1 In order to unify the technical requirements of long-distance oil and gas pipeline engineering design, timely provide correct measurement data for engineering construction, so as to meet the needs of the development of the petroleum industry, and formulate technical specifications.
1.0.2 This specification is applicable to the measurement and design stage of long-distance oil and gas pipeline engineering on land. The surveying and mapping work of the construction, production (transportation) stage and other medium transportation pipelines can be carried out according to the voucher. The application scope is shown in 1.0.2 and Figure 1.0.2-2.
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1.0.3 Before the start of the surveying work, the client shall confirm the technical requirements of the surveying work for the content and scope of the surveying, and conduct on-site investigation, collection, analysis and utilization according to the needs! Have qualified data, formulate some economically reasonable technical plans, compile and draw up outlines or technical design books, and strengthen internal and external quality inspections during the project. At the end of the project, conduct a virtual inspection and acceptance, and make a special data specification (or technical summary). 1.0.2-2 Non-standard specifications and correct use of materials 1.0.4 The measuring instruments and tools should be managed carefully: use them carefully and do a good job of maintenance. According to the regulations, whether it is effective, regular calibration, 1.0.5 management 1.7 The plane semi-standard cumulative system of the measurement benefit should adopt the 1954 or coordinate system, and the second degree certificate or six-in-one system should be used. Calculation. For elevation system, it is advisable to use the 15th standard of the same country elevation system: the coordinate system can also be selected according to the actual situation or the requirements of the party.
1.0.6 The original data used shall be verified, and the field data base and internal calculation shall be strengthened. All valid data shall be saved and backed up when modified. 1.0.7 The legend shall comply with the current national standard 1:500, 1:1000, 1:200 topographic map format 3 (3/7429; the specifications of the pipeline surveying and drawing shall comply with the current provisions of the current standard stone engineering map drawing SY3, and the format and requirements of the file editing shall comply with the current industry standard 1.0.8 The measurement of long-distance oil and gas transmission and injection channel supporting projects, such as communication lines, transmission lines, roads, water supply and drainage pipelines, etc., shall comply with the current industry standard "Gas Control and Measurement Specifications" Y/S4 or corresponding industry specifications. 1.0.9 Pipeline engineering measurement should actively adopt new technologies and advanced methods, and meet the accuracy requirements specified in this specification.
1.0, 10 In addition to complying with the small specifications, pipeline engineering measurement should also comply with the provisions of the current national mandatory standards.
2 Measurement work in the preliminary design stage
2.0.1 To meet the needs of the planned design, various scale topographic maps, satellite images, aerial photographs, navigation charts, new traffic maps, and other points established by the state or relevant departments, GPS points, guide points, leveling points, etc. should be collected before the survey.
2.0.2 Research on the route plan. The relevant professional and technical personnel will select the route plan based on the task book and the feasibility report, and select the route plan through the topographic map. After the preliminary comparison of the available routes, the construction plan and the problems that need to be adjusted and implemented on the site are proposed.
2.0.3 Participate in on-site training. The line selection rules in the current national standard Oil Pipeline Engineering Design Code (GB50253) and the "Gas Pipeline Engineering Design Code GB50251" shall be followed to check the initial line selection schemes. 2.0.4 According to the needs, it is advisable to use 1:50000 to 1:10000 scale topographic diagrams to understand the line break points and draw a rough longitudinal section diagram. 2.5 According to the needs, the most important station sites, miscellaneous areas, and human-shaped cross-section projects shall be measured. The technical requirements shall comply with the provisions of Chapter 4 and Chapter 5 of this specification. 2.0.6 The materials submitted at this stage generally include: 1 Line starting direction schematic diagram: 2 Longitudinal section diagram of the road. 3 Large-scale crossing (to be) uniform diagram and longitudinal section diagram. 4 Station site and rear tide miscellaneous area topographic map, 3 Line measurement 3.1 1.1.1 This chapter is used for surveying work during the construction drawing design stage. 3.1.2 Other stations are used for line determination. Line selection work should take into account the relevant provisions of GB50253 and G50251. 3.1.3 When determining the turning points on site, the line of sight, distance and observation conditions of the measuring station should be taken into consideration. The measurement coverage length between turning points should not exceed m.
3.1.4 Line turning points are selected as surface control and excavation control points. 3.2 Plane control measurement
3.2.1 The plane control of the line should be The method of combined guide is adopted, and the line is arranged near the end of the line. That is, the turning point of the line is used as the guide point, and the half-way excavation of the route can be measured by GPS.
3.2.2 When the combined guide method is used, the starting point, end point and point of the line that is not connected to the line for more than km should be measured with other control points. The main technical requirements for the line measurement should comply with the provisions of 3.2.2.
Table 3.2.2 Main technical requirements for line measurement, angle, etc.
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1.2.3 The horizontal negative point of the conductor should be changed to the left front of the two lines. The position of the dial should be changed between the two half-measurements, and the difference between the technical level and the value should be in accordance with the provisions of Table 3.2.3, but the average value should be taken within the limit. 3.2.7 The angle value of the water single south angle is relatively dangerous [door) equivalentWww.bzxZ.net
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3.2.4 The conductor edge area measurement single is called the total station position or photoelectric distance, which is effective when measuring the distance. 3.2.5 Total station, photoelectric range meter. In each measurement, the reading of the near and long measurement is reduced, and the difference between the readings should meet the provisions of Table 3.2.5, and the horizontal value should be taken within the difference. The average value is calculated as half of the water level: the round trip leveling correction result meets the requirements of Table 3.2.5, within the tolerance limit, the average value, Table 3.2.5 Distance measurement tolerance (mum;
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3.3 Elevation control measurement
3.3.1 The elevation control of the line should adopt the photoelectric measurement station-free high pole measurement, and combine it with the line measurement: and should be measured with the national or public control point at a length of not less than km: the elevation route closure error should meet the requirements of Table 3.2.2. The elevation control of the line can be achieved by measuring
3.3.2 The business plan of the guide elevation measurement should be based on the observation of the society. The return error is based on the average value within the tolerance limit. The instrument business and the reflector height are taken at the hand side meters, 3. 3.3 The main technical requirements of photoelectric triangulation height should comply with the provisions of Table 3.3.3. Table 3.3.3 Main technical requirements of photoelectric triangulation height. Item 1: Some stations are half-length. Note: The side length is in meters. 3.4 Other midline turning point measurement: Time limit of high light. 3.4. For turning points that are too short or not included in the conductor, the polar coordinate method can be used. The instrument can be directly measured at the station. GP5 real-time dynamic RTK and other methods are used for measurement.
3.4.2 When using polar coordinates, horizontal angle measurement refers to Article 3.2.3 of this document; beam length observation - the same.
3.4.3 The elevation of the turning point is measured twice, once on each side. Its technical requirements shall comply with the provisions of Table 3.3.3. The difference between the two measured heights shall be handled as the difference between the round-trip heights. The difference is within the minimum.
3.4.4 All instrument coordinates are measured, and the elevation measurement is twice: HSRK measuring disk should also be measured twice, and the difference between the vertical and horizontal coordinates and elevation of the two measurements is not too large. 3.5 Surveying and mapping of strip topographic maps
3.5.1 The line can be compiled using the low-generation topographic map. For the line changes, the landforms can be measured. The width of the resulting map should not be less than 1m, and the center line of the road should be located in the three maps:
3.5.2 When the existing piece of map cannot meet the design requirements for the strip topographic map, the bottom of the map should be measured. The ratio of the two grids is 1:5 (2000: 1:2: The width of the two sides of the strip topographic map should not be less than (:4 Other midline turning point measurement
Time said the high light
Poor tolerance
3.4.! The turning point due to the delay is too short or does not make the single and the original line into the turning point of the line, can be measured by polar coordinates, vertical station direct measurement, GP5 real-time dynamic RTK and other methods.
3.4.2 When using polar coordinates, the horizontal angle measurement is shown in Article 3.2.3 of this document; beam length observation - the same.
3.4.3 The turning point elevation is measured twice, once on each side, and its technical requirements should meet the requirements of Table 3.3.3. The difference of the height measured twice is treated as the difference of the round-trip height. 3.4.4 All coordinates shall be measured by instrument and elevation shall be measured twice: HSRK surveying disk shall also be used twice. The difference between the vertical and horizontal coordinates and elevation of the two measurements shall not exceed 0.2m, and the average difference shall be taken. 3.5 Strip topographic map surveying and mapping 3.5.1 The line low-generation topographic map can be used to compile the topographic map. For the line changes, the landform can be measured. The width of the resulting map shall not be more than 1m, and the center line of the road shall be located in the map. 3.5.2 When the existing piece map cannot meet the design requirements for the strip topographic map, the bottom measurement shall be reversed. The ratio of the two sides shall not be less than (1:2:2000:1:5:2000:1:2:2000:1:2:2000:1:2:2000:1:2:2000:1:2:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:4 Other midline turning point measurement
Time said the high light
Poor tolerance
3.4.! The turning point due to the delay is too short or does not make the single and the original line into the turning point of the line, can be measured by polar coordinates, vertical station direct measurement, GP5 real-time dynamic RTK and other methods.
3.4.2 When using polar coordinates, the horizontal angle measurement is shown in Article 3.2.3 of this document; beam length observation - the same.
3.4.3 The turning point elevation is measured twice, once on each side, and its technical requirements should meet the requirements of Table 3.3.3. The difference of the height measured twice is treated as the difference of the round-trip height. 3.4.4 All coordinates shall be measured by instrument and elevation shall be measured twice: HSRK surveying disk shall also be used twice. The difference between the vertical and horizontal coordinates and elevation of the two measurements shall not exceed 0.2m, and the average difference shall be taken. 3.5 Strip topographic map surveying and mapping 3.5.1 The line low-generation topographic map can be used to compile the topographic map. For the line changes, the landform can be measured. The width of the resulting map shall not be more than 1m, and the center line of the road shall be located in the map. 3.5.2 When the existing piece map cannot meet the design requirements for the strip topographic map, the bottom measurement shall be reversed. The ratio of the two sides shall not be less than (1:2:2000:1:5:2000:1:2:2000:1:2:2000:1:2:2000:1:2:2000:1:2:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:1:2000:
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