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Delivery: <= 9 days. True-PDF full-copy in English will be manually translated and delivered via email. GBZ37551.3-2024: Marine energy - Wave, tidal and other water current converters - Part 3: Measurement of mechanical loads Status: Valid
Basic dataStandard ID: GB/Z 37551.3-2024 (GB/Z37551.3-2024)Description (Translated English): Marine energy - Wave, tidal and other water current converters - Part 3: Measurement of mechanical loads Sector / Industry: National Standard Classification of Chinese Standard: F14 Classification of International Standard: 27.140 Word Count Estimation: 78,750 Date of Issue: 2024-08-23 Date of Implementation: 2024-08-23 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GBZ37551.3-2024: Marine energy - Wave, tidal and other water current converters - Part 3: Measurement of mechanical loads---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 /Z 37551.3-2024.Ocean energy wave energy, tidal energy and other water flow energy conversion devices Part 3.Mechanical load measurement ICS 27.140 CCSF14 Guiding technical documents of the People's Republic of China on national standardization Ocean energy wave energy, tidal energy and other water flow energy Transducer devices Part 3.Mechanical load measurement (IEC TS62600-3.2020,MOD) Released on 2024-08-23 2025-03-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface V Introduction VI 1 Scope 1 1.1 Overview 1 1.2 Classification of Ocean Energy Conversion Devices (MEC) 1 2 Normative references 3 3 Terms and Definitions 4 4 Symbols, subscripts and abbreviations 4 4.1 Symbols 4 4.2 Subscript 6 4.3 Abbreviations 6 5 General 7 5.1 Document Structure 7 5.2 Security of the testing process 7 5.3 Technical appraisal 7 5.4 Load measurement 7 6 Test Requirements 8 6.1 Overview 8 6.2 Requirements for testing sites for wave energy conversion devices and water flow energy conversion devices 8 6.3 Indoor load test of subsystem or structural component 8 6.4 Measured load conditions for all wave energy converters and current energy converters 8 6.4.1 General 8 6.4.2 Measurement load cases in steady-state operation 9 6.4.3 Measuring load cases during transient events 9 6.4.4 Dynamic characteristics 10 6.4.5 Abnormal operating conditions 11 6.4.6 Capture Matrix 11 6.5 Measurement load cases for ocean energy conversion devices with impellers 12 6.5.1 Overview 12 6.5.2 Dynamic characteristics 12 6.5.3 Capture Matrix 13 6.6 Measured parameters of wave energy conversion devices and water flow energy conversion devices 13 6.6.1 Overview 13 6.6.2 Load parameters 13 6.6.3 Meteorological and hydrological parameters 14 6.6.4 Operating parameters of ocean energy conversion devices 15 6.7 Parameter Measurement of Ocean Energy Conversion Device with Impeller 15 6.7.1 Overview 15 6.7.2 Load parameters 15 6.7.3 Meteorological and hydrological parameters 16 6.7.4 Operating parameters of ocean energy conversion devices 16 6.8 Changes in configuration of ocean energy conversion devices 17 7 Test Equipment 17 7.1 Load parameters of wave energy conversion devices and water flow energy conversion devices 17 7.1.1 Overview 17 7.1.2 Sensor types 17 7.1.3 Selection of sensor installation location 18 7.1.4 Connection between energy capture device and energy extraction system 18 7.1.5 Connections between energy extraction systems and substructure and/or foundations 18 7.1.6 Connection of energy extraction system to floating body 19 7.1.7 Mooring positioning loads 19 7.1.8 Absolute and relative positions of energy capture devices 19 7.1.9 Absolute and relative positions of energy extraction systems 19 7.1.10 Absolute and relative positions of foundations or floating bodies 19 7.1.11 Water pressure measurement 19 7.2 Operating parameters of wave energy conversion devices and water flow energy conversion devices 20 7.2.1 Overview 20 7.2.2 Electric power 20 7.2.3 Hydraulic power 20 7.2.4 Generator speed 20 7.2.5 Braking torque or braking force 20 7.2.6 Status of ocean energy conversion devices 20 7.2.7 Braking status 20 7.2.8 Draft or freeboard 20 7.3 Load measurement of ocean energy conversion devices with impellers 20 7.3.1 Overview 20 7.3.2 Bending moment at blade root 21 7.3.3 Blade bending moment distribution 21 7.3.4 Blade torsion frequency/damping 21 7.3.5 Impeller yaw and pitch moments 21 7.3.6 Impeller torque 21 7.3.7 Pillar bending moment 21 7.3.8 Darrieus-type impeller bending moment 21 7.3.9 Absolute and relative position measurement of power extraction system (PTO) and its blades 22 7.4 Measurement of operating parameters of ocean energy conversion devices with impellers connected to the shaft 22 7.4.1 Overview 22 7.4.2 Impeller speed or generator speed 22 7.4.3 Convective bias 22 7.4.4 Impeller azimuth 22 7.4.5 Pitch angle position 22 7.4.6 Pitch rate 22 7.4.7 Braking torque 22 7.5 Oceanographic and meteorological parameters 22 7.5.1 Overview 22 7.5.2 Measurement and installation requirements 22 7.5.3 Sea (River) Ice Load and Ice Accumulation Intensity 23 7.6 Data Acquisition System 23 7.6.1 Overview 23 7.6.2 Resolution and sampling frequency 23 7.6.3 Anti-aliasing 23 8 Determination of calibration coefficients 23 8.1 General Principles23 8.2 Overview 23 8.3 Calibration of load channels for wave energy conversion devices and water flow energy conversion devices 24 8.4 Calibration of non-loaded channels of wave energy conversion devices and water flow energy conversion devices 24 8.5 Load channel calibration of ocean energy conversion devices with impellers 24 8.5.1 Overview 24 8.5.2 Blade bending moment calibration 25 8.5.3 Spindle torque calibration 26 8.5.4 Pillar bending moment calibration 26 8.6 Calibration of the non-loaded channel of an ocean energy conversion device with an impeller 27 8.6.1 Pitch angle 27 8.6.2 Impeller azimuth 27 8.6.3 Yaw angle 27 8.6.4 Oceanography and meteorology27 8.6.5 Braking torque or force 27 9 Data Verification 27 9.1 General Principles27 9.2 Overview 27 9.3 Inspection and calibration of wave energy conversion devices and water flow energy conversion devices 28 9.4 Calibration and inspection of ocean energy conversion devices with impellers 28 9.4.1 General Principles28 9.4.2 Blade bending moment 28 9.4.3 Impeller main shaft 29 9.4.4 Pillar 29 10 Measurement data processing 30 10.1 General Principles 30 10.2 General 30 10.3 Load 30 10.4 Current velocity and/or sea condition trend detection 30 10.5 Statistics 30 10.6 Rainflow Count 30 10.7 Accumulated Rainfall Spectrum 31 10.8 Equivalent fatigue load 31 10.9 Velocity or wave energy flow zones 31 10.10 Power Spectral Density 32 11 Uncertainty Assessment 32 12 Report 32 Appendix A (Informative) Technical differences between this document and IEC -TS62600-3.2020 and their causes 35 Appendix B (Normative) Full-scale structural laboratory testing of impeller blades 38 Appendix C (Normative) Example coordinate system for direct-drive ocean energy conversion device 52 Appendix D (Informative) Recommendations for the design and testing of ice loads and ice accretion on ocean energy conversion devices 56 Appendix E (Informative) Offshore Load Measurement 57 Appendix F (Informative) Uncertainty Analysis 59 Appendix G (Informative) Load Model Verification 60 Appendix H (Normative) Blade Test Load Settings 62 Appendix I (Informative) Differences between blade tests under design and test load conditions 63 Appendix J (Informative) Effect of Load Cycle Number on Blade Fatigue Test 66 References 69ForewordThis 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 is required. This document is Part 3 of the "Ocean Energy Wave Energy, Tidal Current Energy and Other Water Flow Energy Conversion Devices". The following parts have been published. ---Terms for devices for converting ocean energy into wave energy, tidal energy and other water flow energy (GB /Z 37551); --- Design requirements for marine energy systems (GB/T 41088); --- General Guidelines for Design and Analysis of Ocean Thermal Energy Conversion Power Plants (GB /Z 43521); --- Power quality requirements for ocean energy conversion devices (GB /Z 43464); --- Evaluation of power generation performance of wave energy conversion devices (GB /Z 40295); --- Assessment and characterization of wave energy resources (GB/T 39571); --- Tidal current energy resource assessment and characterization (GB/T 39569); --- Evaluation and characterization of river energy resources (GB /Z 43465); ---Ocean energy - Wave energy, tidal energy and other water flow energy conversion devices - Part 3.Mechanical load measurement (GB /Z 37551.3); ---Ocean energy wave energy, tidal energy and other water flow energy conversion devices Part 10.Evaluation of mooring systems for ocean energy conversion devices (GB /Z 37551.10); ---Ocean energy wave energy, tidal energy and other water flow energy conversion devices Part 102.Evaluation of wave energy using existing operational measurement data The power generation performance of the energy conversion device at another deployment location (GB /Z 37551.102). This document is modified to adopt IEC TS62600-3.2020 "Ocean energy wave energy, tidal energy and other water flow energy conversion devices Part 3 The document type was adjusted from the IEC technical specification to my country's national standardization guidance technical document. This document has made the following structural adjustments compared to IEC TS62600-3.2020. --- 4.1 in Chapter 4 corresponds to 4.1 and 4.2 in IEC TS62600-3.2020, and the subsequent article numbers are moved forward. This document has many technical differences compared to IEC TS62600-3.2020. A single vertical line (|) indicates these differences. A list of these technical differences and their reasons is given in Appendix A. Please note that some of the contents of this document may involve patents, and 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. Shanghai Maritime University, Harbin Electric Machinery Factory Co., Ltd., Harbin Large Electric Machinery Research Institute Co., Ltd., National Marine Technology Center, First Institute of Oceanography, Ministry of Natural Resources, Guodian United Power Technology Co., Ltd., PowerChina Huadong Survey and Design Research Institute Co., Ltd., State Grid Shanghai Electric Power Company Electric Power Research Institute, Shanghai Donghai Wind Power Generation Co., Ltd., Harbin Engineering University, Zhejiang University, Hohai University, Ocean University of China, China Three Gorges Corporation, Shanghai Lingang Power Electronics Research Co., Ltd., Shanghai Surveying and Design Institute Co., Ltd., Shanghai Energy Science and Technology Development Co., Ltd., and Guangzhou Institute of Energy, Chinese Academy of Sciences. The main drafters of this document are. Wang Tianzhen, Chen Hao, Gao Diju, Zhang Fan, Yan Na, Cai Youming, Wang Xiaoyong, Tang Tianhao, Liu Tingting, Liu Weimin, Yuan Jing, Luo Lu, Jia Fayong, Zhang Zhiwei, Sun Ke, Zhang Jisheng, Liu Hongwei, Shi Hongda, Yuan Ling, Fang Fang, Lu Zhongmin, Chen Fengyun, Zhang Tiantian, He Qianqian, Wang Xiaohang, You Yago, Zhou Hongli, and Wang Wensheng.IntroductionAs a marine energy conversion device widely used in public utilities and social power supply, mechanical load characteristics are an important factor in its stable operation. This document is based on the above requirements and provides developers, manufacturers and users with Ocean energy - Guidance on the measurement of mechanical loads on devices that convert wave energy, tidal energy and other water flow energy. Conceptually, many ocean energy conversion devices, with the exception of wave energy converters, work similarly to wind turbines. There are few standards or technical specifications for measuring mechanical loads of energy conversion devices (including wave energy, tidal energy and other water flow energy). Therefore, it is necessary to gradually improve the Collaborate to develop detailed standards to address this issue. In the structural design process of ocean energy conversion devices, a comprehensive understanding and accurate quantification of loads is extremely important. The relevant standards predict the loads. This document aims to. ---Standardize the measurement of mechanical loads and parameters for wave, tidal and other water flow energy conversion devices (including non-device specific parameters and non-normative parameters); --- Establish measurement methods and application technical guidelines. In addition to relevant definitions, normative references, symbols and units, tables, appendices and other supporting material, the core content of this document also includes The main contents will include. ---Identify characteristic parameters, define and clearly characterize the parameter values required for mechanical load measurement of ocean energy conversion devices; --- Develop measurement procedures related to ocean energy conversion devices; --- Outline the standardized procedures for measuring characteristic parameters, including test and measurement conditions and test equipment requirements. This document will provide evaluation guidance for device developers and application researchers. The "Ocean Energy Wave Energy, Tidal Energy and Other Water Flow Energy Conversion Device" is planned to consist of the following parts. --- Part 1.Terminology. The purpose is to define the common terms in the three aspects of ocean energy conversion devices, namely, environment, technology and conversion devices. Terms for wave energy, tidal energy and other water current energy. --- Part 2.Design requirements for marine energy systems. The purpose is to specify wave energy, tidal energy and other water flow energy conversion device systems design requirements to ensure its engineering integrity. --- Part 3.Mechanical load measurement. The purpose is to describe the marine energy conversion device (MEC) (including wave energy, tidal energy and other Method for measuring mechanical loads of water flow energy, specifying requirements for mechanical load measurements and full-scale structural testing of subsystems or components Require. --- Part 4.New Technology Appraisal. The purpose is to provide the necessary practice and technical requirements for technology appraisal methods to support Requirements for the IEC RE certification process for marine renewable energy systems. --- Part 10.Evaluation of mooring systems for marine energy conversion devices. The purpose is to specify the mooring system of floating marine energy conversion devices (MECs). Design, installation, operation, maintenance and evaluation methods of mooring systems. --- Part 20.General guidelines for the design and analysis of ocean thermal energy conversion power plants. The purpose is to establish The general principles of pricing are presented to illustrate the design and evaluation requirements of OTEC power plants that generate stable power under various conditions. --- Part 30.Power quality requirements. The purpose is to specify the power quality requirements of ocean energy (wave energy, tidal energy and other water flow energy) conversion devices. Definitions, measurement procedures and evaluation methods of energy quality characteristic parameters. --- Part 100.Evaluation of power generation performance of wave energy conversion devices. The purpose is to provide the power generation performance of wave energy conversion devices in the test field. Experimental method for evaluating power generation performance. --- Part 101.Wave energy resource assessment and characterization. The purpose is to specify the wave energy resource assessment level and process, data collection data collection, numerical modeling, measurement-correlation-prediction methods, data analysis and preparation of technical reports for resource assessment. --- Part 102.Evaluation of the power generation performance of a wave energy conversion device at another deployment location using existing operational measurement data. The present invention provides a method for evaluating the power generation performance of a wave energy conversion device at another deployment site using operational measurement data from an existing site. --- Part 103.Wave energy conversion device prototype test procedures. The purpose is to describe the wave energy conversion device prototype test procedures. Basic test procedures and their prerequisites, test objectives, definitions, methods for processing test raw data, providing measurement sensors and Recommendations for selecting a data acquisition software package. --- Part.200.Evaluation of the power generation performance of tidal energy conversion devices. The purpose is to provide power supply to public utilities and regional networks. Systematic method for evaluating the power performance of tidal energy conversion equipment, definition of rated power and rated water rate of tidal energy conversion equipment, tidal Specifications for methods of drawing power performance curves for energy conversion equipment and related result reporting frameworks. --- Part.201.Tidal energy resource assessment and characterization. The purpose is to provide analysis and description based on estimates or direct measurements. Methods for theoretical tidal current energy resources. --- Part 202.Tidal current energy conversion device pre-prototype test procedures. The purpose is to specify the maximum Basic testing procedures and their prerequisites, test objectives, definitions, methods of processing test raw data. --- Part 300.Evaluation of power generation performance of river energy conversion devices. The purpose is to propose a system for evaluating the power generation performance of river energy conversion devices. The evaluation method provides a scientific method and basis for the evaluation of the power generation performance of river energy conversion devices. --- Part 301.River energy resource assessment and characterization. The purpose is to describe the method of determining theoretical river energy resources to ensure To ensure consistency and accuracy of resource assessments. To define feasible data collection methods and/or modeling techniques for river energy resource assessments. and a framework for reporting results. Ocean energy wave energy, tidal energy and other water flow energy Transducer devices Part 3.Mechanical load measurement1 Scope1.1 Overview This document describes a method for measuring mechanical loads on marine energy conversion devices (MECs) that include wave energy, tidal energy and other water current energy. The method specifies the requirements for mechanical load measurement, including. site selection, object selection, data collection, calibration, data verification, load measurement process, etc. conditions, capture matrices, post-processing, uncertainty calculations, and reporting requirements. This document also provides informative annexes that can also be used for other purposes of mechanical load measurement, such as statistical analysis of measured loads, design loads, etc. Direct measurement of loads, safety and functional testing or measurement of component loads. The test requirements of this document are applicable to specific ocean energy conversion devices through technical qualification. This document also specifies the requirements for full-scale structural testing of subsystems or components, with a particular focus on full-scale structural testing of MEC impeller blades. This document focuses on the tests related to the assessment of the structural integrity of the blade to confirm that the Test whether the entire installation and production of the blade meets the design requirements. 1.2 Classification of ocean energy conversion ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GBZ37551.3-2024_English be delivered?Answer: Upon your order, we will start to translate GBZ37551.3-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 6 ~ 9 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GBZ37551.3-2024_English with my colleagues?Answer: Yes. The purchased PDF of GBZ37551.3-2024_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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