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GB/T 27889-2023 English PDF

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GB/T 27889-2023: Ships and marine technology - Terms, abbreviations, graphical symbols and concepts on navigation
Status: Valid

GB/T 27889: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 27889-2023English534 Add to Cart 5 days [Need to translate] Ships and marine technology - Terms, abbreviations, graphical symbols and concepts on navigation Valid GB/T 27889-2023
GB/T 27889-2011English1159 Add to Cart 5 days [Need to translate] Ships and marine technology -- Terms, abbreviations, graphical symbols and concepts on navigation Obsolete GB/T 27889-2011

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Basic data

Standard ID GB/T 27889-2023 (GB/T27889-2023)
Description (Translated English) Ships and marine technology - Terms, abbreviations, graphical symbols and concepts on navigation
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard U04
Classification of International Standard 01.040.47, 01.080.30, 47.020.60
Word Count Estimation 28,241
Date of Issue 2023-05-23
Date of Implementation 2023-12-01
Older Standard (superseded by this standard) GB/T 27889-2011
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 27889-2023: Ships and marine technology - Terms, abbreviations, graphical symbols and concepts on navigation


---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.
ICS 01:040:47;01:080:30;47:020:60 CCSU04 National Standards of People's Republic of China Replacing GB/T 27889-2011 Ship and maritime technical navigation terms, abbreviations, Graphical symbols and concepts concept on navigation Released on 2023-05-23 2023-12-01 implementation State Administration for Market Regulation Released by the National Standardization Management Committee

table of contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Dedicated units for maritime navigation 1 5 Reference direction 2 6 course, heading, track, speed 2 7 orientation 4 8 correction 5 9 Wind and Current Effects 6 10 Geodetic coordinates, positions, lines, graphic symbols 7 11 Waypoint Navigation 11 12 Time Terms 12 13 Celestial Navigation 14 14 Water depth and tide height 18 15 Geomagnetism 21 16 Global Navigation System (GNSS) 21 Reference 23 Figure 1 Wind current pressure vector triangle 7 Table 1 Dedicated units for maritime navigation1 Table 2 Northbound terms and abbreviations 2 Table 3 Course, Heading Terms and Abbreviations 2 Table 4 Track terms and abbreviations 3 Table 5 Speed terms and abbreviations 4 Table 6 Orientation terms and abbreviations 4 Table 7 Calibration terms and abbreviations 5 Table 8 Wind term 6 Table 9 Terminology and abbreviations of wind current pressure vector triangle 7 Table 10 Geodetic coordinate terms and abbreviations 8 Table 11 Position and line terms and abbreviations 9 Table 12 Graphical Symbol Definition and Remarks 11 Table 13 Waypoint navigation terms and abbreviations 11 Table 14 Common terms and abbreviations for time12 Table 15 Time-related terms and abbreviations used in navigation13 Table 16 Celestial terms and abbreviations14 Table 17 Great circle and small circle terms and abbreviations 15 Table 18 Terms and Abbreviations for Celestial Altitude and Angular Displacement 16 Table 19 Terms and abbreviations for visual field reduction 17 Table 20 Celestial and Sextant Altitude Symbols 18 Table 21 Terms and Abbreviations for Water Depth and Tidal Height 19 Table 22 Geomagnetic terms and abbreviations 21 Table 23 Precision Factor Terms and Abbreviations 22

foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents" drafting: This document replaces GB/T 27889-2011 "Terms, Abbreviations, Graphical Symbols and Concepts for Ships and Maritime Technical Navigation", and Compared with GB/T 27889-2011, except for structural adjustment and editorial changes, the main technical changes are as follows: a) Delete the normative references (see 3:1 and Chapter 15 of the:2011 edition); b) Added Chapter 3 "Terms and Definitions" (see Chapter 3); c) Delete the second explanation statement in 6:1 (see 5:1 of the:2011 edition); d) According to IMO Resolution MSC:192(79), the contents of "Definitions and Remarks" in 6:1 and Chapter 7 were modified (see 6:1:1~6:1:15 and 7:1~7:5, 5:1:1~5:1:15 and 6:1~6:5 of the:2011 edition); e) Add the definitions of 6:1:1 "heading", 6:1:2 "heading" and 6:1:4 "steering heading" in 6:1 (see 6:1:1, 6:1:2, 6:1:4,:2011 version 5:1); f) According to the IMO resolution MSC:192(79), the "definitions and remarks" in 7:1~7:5 have been updated (see 7:1~7:5); g) Deleted Chapter 15 "Radar Navigation" and Chapter 16 "Roland C" (see Chapter 15 and Chapter 16 of the:2011 edition): This document is equivalent to ISO 19018:2020 "Terms, Abbreviations, Graphical Symbols and Concepts for Ships and Maritime Technical Navigation": Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed and managed by the National Marine Vessel Standardization Technical Committee (SAC/TC12): This document is drafted by: China Shipbuilding Industry Comprehensive Technical and Economic Research Institute, China Merchants Marine Equipment Research Institute Co:, Ltd:, Shanghai Shipbuilding Institute of Transportation Sciences Ltd: The main drafters of this document: Zhao Chenning, Wang Cong, Yu Zhiliang, Wu Sichuan, Wang Yan, Chen Huiling, Liu Wei, Ma Qiang, Cheng Nan, Wu Zhongdai, Han Bing, Yao Qiang: This document was first published in:2011, and this is the first revision: Ship and maritime technical navigation terms, abbreviations, Graphical symbols and concepts

1 Scope

This document defines terms, abbreviations and graphic symbols for maritime navigation by ships: The symbols required to be used in mathematical formulas are noted:

2 Normative references

This document has no normative references:

3 Terms and Definitions

The following terms and definitions apply to this document: The terms, definitions and symbols used in navigation are given in Chapter 4~Chapter 16: Abbreviations should not be used in mathematical formulas: 3:1 navigation The process of locating and planning, recording and controlling the movement of a vessel or other vehicle from one location to another:

4 Dedicated units for maritime navigation

See Table 1 for special units for maritime navigation: Table 1 Special units for maritime navigation Numbering Unit Names International Units Symbol Definitions, Conversion Factors and Remarks 4:1 Distance units 4:1:1 nautical mile nauticalmile N M On the chart: Ma 4:1:2 cable,cablelength cbl 1NM=1852m Nautical miles are not part of the International Units (SI units): Its definition was in the 1st session in 1929 Adopted at the International Hydrological Conference: One-tenth of 1NM: Chains are not SI units 4:2 Velocity and rate units 4:2:1 knots, knots k n 1kn=1NM/h=0:514444m/s Velocity is a vector, while velocity is just a scalar with a value: Sections are not SI units 4:3 Angle units 4:3:1 degree 4:3:2 minutes 1°=π/180rad 1'=1°/60 In maritime navigation, angles should be expressed in degrees, minutes and fractions of minutes (e:g: Such as: it should be written as 17°40:25' instead of 17°40'15"): Degrees and minutes are not SI units a The symbol M is used for charts conforming to the IHO Chart Specifications (in force at the 12th International Hydrographic Conference, Monaco, 1982):

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