GB/T 42055-2022 English PDF

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GB/T 42055-2022: Ships and marine technology - Standard data for shipboard machinery and equipment
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Basic data

Standard ID: GB/T 42055-2022 (GB/T42055-2022)
Description (Translated English): Ships and marine technology - Standard data for shipboard machinery and equipment
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: U07
Classification of International Standard: 47.020.99
Word Count Estimation: 66,629
Date of Issue: 2022-10-12
Date of Implementation: 2022-10-12
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 42055-2022: Ships and marine technology - Standard data for shipboard machinery and equipment

---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.
Ships and marine technology - Standard data for shipboard machinery and equipment ICS 47.020.99 CCSU07 National Standards of People's Republic of China Ship and Offshore Technology Shipboard Machinery and Equipment Data Format (ISO 19848.2018, IDT) Released on 2022-10-12 2022-10-12 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 Abbreviations 3 5 data channel 4 5.1 General 4 5.2 Data Channel ID 4 5.3 Data channel characteristics 6 6 Time series data 10 6.1 General 10 6.2 Types of time series data 10 6.3 Time series data composition 11 7 Data Structures 12 7.1 General 12 7.2 Implementing Language 12 7.3 Standard data types 12 7.4 Data channel list structure 12 7.5 Structure of time series data 17 Appendix A (Normative) Implementation 22 A.1 General 22 A.2 Implementation of XML 22 A.3 JSON implementation 38 A.4 CSV Implementation 45 Appendix B (informative) Local ID definition example---jsmea_mac 47 B.1 Naming rules 47 B.2 Name objects 47 B.3 Engine and machine codebook structure 48 Appendix C (informative) Local ID definition example --- DNVGL_VIS 49 C.1 General 49 C.2 Introduction to DNVGL_VIS 49 C.3 Local ID structure 49 C.4 DNVGL_VIS term 50 C.5 Example 56 References 60 Figure 1 Data Channel List Model 13 Figure 2 Logical structure of the data channel list 14 Figure 3 Time series data model 18 Figure 4 Logical structure of time series data19 Figure B.1 Logical structure of the data channel list for adding name objects 48 Figure C.1 Functional Group 521 Emergency Power Generation 51 Figure C.2 411.1 Available component selection for propulsion drives 52 Figure C.3 412.721 Propulsion shafting available components 52 Figure C.4 212 damage stability without components 52 Figure C.5 511.1 main generator drive available component selection 53 Figure C.6 Diesel engine sub-function 53 Figure C.7 Example of C (mechanical) and N (navigation) components 55 Table 1 Data Channel Type Attributes 7 Table 2 Available data types for format attributes8 Table 3 Format attribute restrictions 8 Table 4 Additional units and quantities of measured values10 Table 5 Tabular Data Example 11 Table 6 Example of event data in tabular form11 Table 7 Event data example 11 Table 8 Standard Data Type 12 Table A.1 Correspondence between standard data types and XML schema data types 22 Table B.1 Category List 47 Table C.1 Named elements used in DNVGL_VIS 50 Table C.2 Top-level functional groups 51 Table C.3 Rule 54 Table C.4 Relative position 56

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 identically adopts ISO 19848.2018 "Data Format of Shipboard Machinery and Equipment for Ships and Offshore Technology". This document has the following minimal editorial changes. ---Adjusted the positions of the two paragraphs in Chapter 1; ---Add a note in Table 4 to explain the unit conversion relationship between feet and meters; --- Add references to Appendix B and Appendix C in 5.2.2a); --- Deleted "see 6.3b)" in the form of 7.5.2g); --- Change "*" in the tables of 7.4.2d), j) and 7.5.2b), e), f), g), h) to "-"; --- Added references to Table C.2 and Table C.3 in C.4.2 and C.4.3 respectively. 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. The main drafters of this document. Wang Huijun, Zhao Chenning, Ma Qiang, Qi Chao, Chen Huiling, Ji Jing. Ship and Offshore Technology Shipboard Machinery and Equipment Data Format

1 Scope

This document describes how to name sensors, what data items are required, and how to describe said data. This document applies to ship structures and shipboard machinery and is intended for the development of software for acquiring and processing sensor data from the aforementioned objects personnel.

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document. 1) ISO 8601.2004 has been abolished and has been replaced by ISO 8601-1.2019 and ISO 8601-2.2019. Note. GB/T 7408-2005 Data elements and exchange formats Information exchange date and time representation (ISO 8601.2000, IDT) ISO /IEC 80000 (all parts) Quantities and units (Quantitiesandunits) W3C Recommendation] mendation) W3CXML Schema Part 2.Datatypes, W3C Recommendation (XMLSchemaPart 2.Datatypes, W3CRec- recommendation)

3 Terms and Definitions

The following terms and definitions apply to this document. ISO and IEC maintain terminology databases for standardized use at. 3.1 alert data alertdata Indicates information on abnormal conditions of shipboard machinery and equipment. ......

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