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GB/T 45311-2025: Tidal energy converter - Sea trial technical requirements
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Tidal energy converter - Sea trial technical requirements
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GB/T 45311-2025
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Basic data | Standard ID | GB/T 45311-2025 (GB/T45311-2025) | | Description (Translated English) | Tidal energy converter - Sea trial technical requirements | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | F14 | | Classification of International Standard | 27.140 | | Word Count Estimation | 26,265 | | Date of Issue | 2025-02-28 | | Date of Implementation | 2025-09-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 45311-2025: Tidal energy converter - Sea trial technical requirements---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.
GB/T 45311-2025 English version. Tidal energy converter - Sea trial technical requirements
ICS 27.140
CCSF14
National Standard of the People's Republic of China
Technical requirements for offshore testing of tidal energy conversion devices
Released on 2025-02-28
2025-09-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
Introduction IV
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Symbols and abbreviations 3
4.1 Symbols 3
4.2 Abbreviations 3
5 General Requirements 3
5.1 Test content 3
5.2 Other requirements 4
6 Outline of Sea Trials 4
6.1 General requirements 4
6.2 Marine Environmental Conditions 4
6.3 Conversion device parameters 5
6.4 Support platform parameters 5
6.5 Sea trial plan 5
6.6 Offshore test equipment 5
6.7 Sea trial process 5
6.8 Experimental data processing 5
6.9 Safety and security measures 5
7 Offshore test equipment 6
7.1 General requirements 6
7.2 Tidal current measuring instruments 6
7.3 Current measuring instruments 6
7.4 Voltage measuring instruments 6
7.5 Power measurement instruments 6
7.6 Power Quality Data Collector 6
7.7 Other measuring instruments 6
8 Sea trial process 7
8.1 General 7
8.1.1 Conventional sea trials 7
8.1.2 Specific sea trials 7
8.2 Data Collection 7
8.3 Conventional sea trials 7
8.3.1 Power characteristic index 7
8.3.2 Power quality indicators 10
8.4 Specific sea trials 11
8.4.1 Operation status indicators 11
8.4.2 Power quality indicators 11
8.4.3 Comprehensive performance indicators 11
8.4.4 Magnitude and direction of tidal currents 11
9 Sea trial data processing 11
9.1 Conventional sea trials 11
9.1.1 Database Screening 11
9.1.2 Power characteristic curve 12
9.1.3 Theoretical annual power generation 12
9.1.4 Power quality data 12
9.2 Specific sea trials 12
9.2.1 Operation status indicators 12
9.2.2 Power quality indicators 12
9.2.3 Comprehensive performance indicators 12
10 Test Report 12
10.1 General requirements 12
10.2 Report Contents 12
10.3 Annex 13 to the report
Appendix A (Informative) Sea trial report and main figures and tables format examples 14
A.1 Report Cover 14
A.2 Test indicators 14
A.3 Conversion device parameters 15
A.4 Support platform parameters 16
A.5 Power curve 16
A.6 Overall efficiency curve 17
A.7 Total harmonic distortion of current 18
A.8 Operation status indicators 19
A.9 Power quality indicators 20
A.10 Comprehensive performance indicators 20
Reference 21
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.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed and coordinated by the National Technical Committee for Standardization of Ocean Energy Conversion Equipment (SAC/TC546).
This document was drafted by. Guodian United Power Technology Co., Ltd., Ocean University of China, National Marine Technology Center, Harbin Electric Power Research Institute
Shanghai Ocean University, Hohai University, Shanghai Maritime University, Shanghai Surveying and Design Institute Co., Ltd., Harbin Electric Motor Factory
Co., Ltd., PowerChina Huadong Engineering Survey and Design Institute Co., Ltd., Ningbo University, State Grid Shanghai Electric Power Company Electric Power Science
Research Institute, Zhejiang University, and Dongfang Electric Corporation Dongfang Electric Corporation.
The main drafters of this document are. Jia Fayong, Wang Haifeng, Yuan Peng, Wang Gui, Wang Shiming, Zhang Jisheng, Wang Tianzhen, Su Libang, Du Wen, Hu Zongyue,
Wang Xiaohang, Chai Borong, Chen Guohai, Wang Shujie, Wang Ji, Gu Hanbin, Song Jie, Gu Yajing, Wang Feng, Sang Pengfei, and Deng Doubo.
Introduction
After years of continuous exploration and pursuit, my country's tidal energy power generation technology has basically matured, and is actively promoting the industrialization of tidal energy power generation.
layout.
This document is compiled to meet the needs of the industrial development of tidal energy power generation and to standardize and guide the offshore trials of tidal energy conversion devices.
The offshore test includes conventional tests and specific tests.
The tests and tests of performance indicators verify the technical performance and power generation capacity of the tidal energy conversion device under actual sea conditions, and provide
It provides data guarantee for performance optimization and benefit estimation, and provides technical support for the industrial development of tidal energy power generation.
Technical requirements for offshore testing of tidal energy conversion devices
1 Scope
This document clarifies the overall requirements for the offshore test of tidal energy conversion devices, and stipulates the contents, test scale and
The relevant technical requirements include test plan, test instruments, test process, data processing, etc.
This document applies to the offshore tests of horizontal and vertical axis tidal energy conversion devices, and the offshore tests of other types of tidal energy conversion devices.
For reference only.
2 Normative references
The contents of the following documents constitute essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB 3097 Seawater Quality Standard
GB/T 15768-1995 General specification for capacitive humidity sensors and humidity sensors
GB 18421 Marine Biological Quality
GB/T 20840.1-2010 Transformers Part 1.General technical requirements
GB/T 20840.2-2014 Instrument transformers Part 2.Supplementary technical requirements for current transformers
GB/T 20840.3-2013 Transformers Part 3.Supplementary technical requirements for electromagnetic voltage transformers
GB/T 33442-2016 General technical requirements for ocean energy survey instruments and equipment
GB/T 41342-2022 Field test method for power characteristics of tidal power generation devices
GB /Z 43464-2023 Power quality requirements for ocean energy conversion devices
JB/T 6170-2006 Pressure Sensor
JB/T 6825-1993 Resistive strain gauge accelerometer
JB/T 9942-1999 Grating angular displacement sensor
JB/T 11498-2013 Grating Rotary Encoder
JB/T 12599-2016 Integrated temperature sensor
IEC 60688.2021 Electrical measuring transducers for converting AC and DC electrical quantities into analog or digital signals (Electri-
calmeasuringtransducersforconvertingACandDCelectricalquantitiestoanalogueordigitalsignals)
IEC 62008.2005 Performance characteristics and calibration methods for digital data acquisition systems and related software
characteristicsandcalibrationmethodsfordigitaldataacquisitionsystemsandrelevantsoftware)
3 Terms and definitions
The following terms and definitions apply to this document.
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