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Delivery: <= 6 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 12763.3-2020: Specifications for oceanographic survey - Part 3: Marine meteorological observations Status: Valid GB/T 12763.3: Historical versions
Basic dataStandard ID: GB/T 12763.3-2020 (GB/T12763.3-2020)Description (Translated English): Specifications for oceanographic survey - Part 3: Marine meteorological observations Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: A45 Classification of International Standard: 07.060 Word Count Estimation: 41,469 Date of Issue: 2020-12-14 Date of Implementation: 2021-07-01 Older Standard (superseded by this standard): GB/T 12763.3-2007 Quoted Standard: GB/T 4844; GB/T 12763.1; GB/T 12763.7 Regulation (derived from): National Standard Announcement No. 28 of 2020 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration Summary: This standard specifies requirements for marine meteorological observation items, technical indicators, observation methods, records and submission of results. This standard applies to marine meteorological observations in the survey of basic elements of the marine environment. GB/T 12763.3-2020: Specifications for oceanographic survey - Part 3: Marine meteorological observations---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 Survey Specification Part 3: Marine Meteorological Observation) ICS 07:060 A45 National Standards of People's Republic of China Replace GB/T 12763:3-2007 Ocean Survey Specification Part 3: Marine Meteorological Observation 2020-12-14 release 2021-07-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee Table of contentsPreface Ⅴ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 General provisions 3 4:1 Technical Design 3 4:2 Observation methods, items and time 3 4:3 Observation procedure 3 4:4 Basic requirements for observation sites 4 4:5 Equipment and equipment 4 4:6 Basic requirements for automatic observation equipment 4 4:7 Storage of observation data 4 4:8 Observation quality control 4 4:9 Observation data processing and results submission 5 5 Observation of visibility on the sea 5 5:1 Observation elements 5 5:2 Technical indicators 5 5:3 Observation and recording methods 5 6 Cloud observation 6 6:1 Observation elements 6 6:2 Technical indicators 6 6:3 Observation and recording methods 6 7 Observations of weather phenomena 8 7:1 Observation elements 8 7:2 Observation and recording methods 8 8 Observation of sea wind 8 8:1 Observation elements 8 8:2 Technical indicators 9 8:3 Observation and recording methods 9 9 Observation of sea surface air temperature and relative humidity 10 9:1 Observation elements 10 9:2 Technical indicators 10 9:3 Observation and recording methods 10 10 Observation of atmospheric pressure 10 10:1 Observation elements 10 10:2 Technical indicators 10 10:3 Observation and recording methods 11 11 Observation of precipitation 11 11:1 Observation elements 11 11:2 Technical Specifications 11 11:3 Observation and recording methods 11 12 Gradient observation of basic elements of marine meteorology 12 12:1 Installation method 12 12:2 Observation methods 12 13 Observation of high air pressure, temperature and relative humidity 12 13:1 Observation elements 12 13:2 Technical Specifications 12 13:3 Observation methods 12 13:4 Methods of data sorting 14 14 Observation of high-altitude wind 15 14:1 Observation elements 15 14:2 Technical Specifications 15 14:3 Observation methods 15 14:4 Methods of data sorting 16 15 Observation of air-sea flux 17 15:1 Observation elements 17 15:2 Technical Specifications 17 15:3 Composition and installation of the observation system 17 15:4 Composition and installation of shipborne attitude indicator 18 15:5 Calculation method 18 16 Observations of Net Radiation 19 16:1 Observation elements 19 16:2 Technical Specifications 19 16:3 Installation method 20 16:4 Maintenance of the observing system 20 16:5 Calculation method 20 Appendix A (informative appendix) Observation record table format 21 Appendix B (informative appendix) Cloud characteristics 26 Appendix C (informative appendix) Characteristics of weather phenomena 30 Appendix D (informative appendix) Visual wind measurement 34 Reference 36 Table 1 Refer to Table 6 for sea visibility Table 2 Cloud-like classification table 7 Table 3 Types of weather phenomena and corresponding symbols Table 8 Table 4 Processing Table 15 for Missing Signals or Suspicious Records Table 5 Continuous out-of-test handling regulations table 16 Table 6 Loss of test treatment of prescribed layer 16 Table 7 Eddy covariance flux observation parameters Table 17 Table A:1 Sea Surface Meteorological Observation Record Table 21 Table A:2 Sounding Observation Record Table 22 Table D:1 Wind power rating table 34ForewordGB/T 12763 "Marine Survey Code" is divided into 11 parts: ---Part 1: General Provisions; ---Part 2: Marine Hydrological Observation; ---Part 3: Marine meteorological observation; ---Part 4: Investigation of seawater chemical elements; ---Part 5: Investigation of ocean sound and light elements; ---Part 6: Marine Biological Survey; ---Part 7: Ocean Survey Data Exchange; ---Part 8: Marine Geology and Geophysical Investigation; ---Part 9: Marine ecological survey guide; ---Part 10: Survey of seabed topography; ---Part 11: Marine Engineering Geological Survey: This part is Part 3 of GB/T 12763: This section was drafted in accordance with the rules given in GB/T 1:1-2009: This part replaces GB/T 12763:3-2007 "Marine Survey Specification Part 3: Marine Meteorological Observation": Compared with GB/T 12763:3-2007, the main changes in this part are as follows: ---In accordance with the provisions of GB/T 1:1-2009, the format of this section has been modified; ---The definitions of relative humidity, air-sea flux, net radiation, and survey ship have been added to the terms and definitions (see 3:3, 3:14, 3:15, 3:16); ---Visibility observation, adding "Automatic instrument observation of sea visibility" (see 5:3); --- For cloud observation, the "measurement of cloud height with instruments when available" is added (see 6:3); ---Added "Gradient Observation of Basic Elements of Marine Meteorology" and stipulated the installation and observation method of the gradient observation system (see Chapter 12); --- "Sampling at least once every 2s" is changed to "Sampling at least once every 1s" (see 13:2:7, 12:2:7 of the:2007 edition); ---The type of balloon is increased by:200g, and the rising speed is changed to about 300m/min (see 13:3:1, 12:3:1 of the:2007 edition); --- Increase the wind speed and direction re-measurement standard from 3000m to 5500m (see 14:3:3, 13:3:3 in:2007 edition); ---Added "Observation of Air-Sea Flux" and "Observation of Net Radiation", stipulating observation elements, technical indicators, installation methods and calculation methods Law (see Chapter 15 and Chapter 16): This part was proposed by the Ministry of Natural Resources of the People's Republic of China: This part is under the jurisdiction of the National Marine Standardization Technical Committee (SAC/TC283): Drafting organizations of this section: Beihai Bureau of the Ministry of Natural Resources, East China Sea Bureau of the Ministry of Natural Resources, Nanhai Bureau of the Ministry of Natural Resources, Meteorological Survey of China Meteorological Administration center: The main drafters of this section: Huang Juan, Li Ge, Wang Qiang, Ge Yong, Jiao Yan, Zhao Yiding, Zhu Zhonghui, Yu Bo, Ji Chengzhen, Jing Junshan, Chen Donglin, Liu Changjian, Sun Qing, Zheng Jinjin: The previous versions of the standards replaced by this part are as follows: ---GB/T 12763:3-1991, GB/T 12763:3-2007: Ocean Survey Specification Part 3: Marine Meteorological Observation1 ScopeThis part of GB/T 12763 specifies the marine meteorological observation items, technical indicators, observation methods, records, and submission of results: Claim: This section applies to marine meteorological observations in the investigation of basic elements of the marine environment:2 Normative referencesThe following documents are indispensable for the application of this document: For dated reference documents, only the dated version applies to this article Pieces: For undated references, the latest version (including all amendments) applies to this document: GB/T 4844 pure helium, high-purity helium and ultra-pure helium GB/T 12763:1 Marine Survey Specification Part 1: General GB/T 12763:7 Ocean Survey Specification Part 7: Ocean Survey Data Exchange3 Terms and definitionsThe following terms and definitions apply to this document: 3:1 Seasurfaceeffectivehorizontalvisibility The maximum horizontal distance within the field of view of more than half of the sea level that the station can see: Note: Rewrite GB/T 17838-2017, definition 2:4: 3:2 Minimum visibility at sea surface seasurfaceminimumhorizontalvisibility The minimum horizontal distance that can be seen when the visibility of the sea surface in all directions around the station is inconsistent: 3:3 Relative humidity relativehumidity The ratio of the actual water vapor pressure in the air to the saturated water vapor pressure at the current temperature: [GB/T 17838-2017, definition 2:19] 3:4 Cloudcover The number of clouds obstructing the view of the sky: Note: Total cloud amount refers to the total number of sky covered by all clouds; 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