GB/T 33218-2025Equipment structure health monitoring — Equipment health monitoring method based on fiber optic sensing technology (English PDF)
设备结构健康监测 基于光纤传感技术的设备健康监测方法
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
May 30, 2025
Implementation date
December 1, 2025
Scope
GB/T 33218-2025 is the English-translated version of 设备结构健康监测 基于光纤传感技术的设备健康监测方法.
GB/T 33218-2025 is the Chinese national standard covering judging the condition of a steel structure or a wind turbine drive train from fibre optic data — the strain and vibration sensors, the demodulation, acquisition and transmission modules, the platform that analyses the data and diagnoses the health of the metal structure and of the reducer and motor, the damage prediction built on cumulative fatigue and time domain indicators, and the installation and operation of the whole chain. It replaces GB/T 33218-2016, with the strain monitoring standard GB/T 33213-2025 and the blade tip timing standard GB/T 33208-2025. In force from 1 December 2025. Issued on 30 May 2025, it has been in force since 1 December 2025, replacing GB/T 33218-2016.
Document preview — GB/T 33218-2025
National Standard of the People's Republic of China
- ICS
- 13.100
- Classification
- J 04
- Replacing
- GB/T 33218-2016
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- PrefaceIII
- 1 Scope1
- 2 Normative references1
- 3 Terms and Definitions1
- 4 Method Overview2
- 5 Monitoring sensor2
- 5.1 General requirements2
- 5.2 Fiber Optic Strain Sensor Requirements2
- 5.3 Fiber Optic Vibration Sensor Requirements2
- 6 Monitoring equipment3
- 6.1 Demodulation module requirements3
- 6.2 Data Acquisition Module Requirements3
- 6.3 Data transmission module requirements4
- 7 Health Management Platform4
- 7.1 General requirements4
- 7.2 Data Analysis System5
- 7.3 Health Diagnosis System5
- 7.4 Damage Prediction System6
- 7.5 Health Reporting System6
- 7.6 Platform Management System6
- 8 Equipment health monitoring implementation process7
- 9 Health Monitoring System Installation and Maintenance7
- 9.1 General Provisions7
- 9.2 Monitoring Sensors7
- 9.3 Health Monitoring Equipment7
- 9.4 Health Management Platform7
- 9.5 Operation and Maintenance8
- Appendix A (Informative) Mean Amplitude Matrix9
- Appendix B (Informative) Health Diagnosis Methods10
- B.1 Calculation method of fatigue cumulative damage10
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 33218-2016 "Non-destructive testing - Equipment health monitoring method based on optical fiber sensing technology" and GB/T 33218- Compared with 2016, in addition to structural adjustments and editorial changes, the main technical changes are as follows.
a) The scope has been changed (see Chapter 1, Chapter 1 of the 2016 edition);
b) Added terms and definitions (see Chapter 3);
c) added an overview of the methodology (see Chapter 4);
d) Added monitoring sensors (see Chapter 5);
e) Added monitoring equipment (see Chapter 6);
f) Added health management platform (see Chapter 7);
g) Added equipment health monitoring implementation process (see Chapter 8);
h) Added health monitoring system installation and maintenance (see Chapter 9).
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 Equipment Structural Health Monitoring Standardization Working Group (SAC/SWG22).
This document was drafted by: China Special Equipment Testing and Research Institute, Anhui University of Technology, Beijing University of Chemical Technology, Beijing Jiaotong University, Qingdao City Special Equipment Inspection Institute, Anhui Special Equipment Inspection Institute, Shenzhen Jiede Intelligent System Co., Ltd., Jilin Special Equipment Inspection Center Special Equipment Accident Investigation Service Center of Jilin City, Jiangsu Special Equipment Safety Supervision and Inspection Institute, Tianjin Special Equipment Supervision and Inspection Institute Testing Technology Research Institute, Guangdong Polytechnic Normal University, and University of Electronic Science and Technology of China.
The main drafters of this document are: Ding Keqin, Chen Li, Liu Qingyun, Chen Guang, Zhao Liqiang, Zhao Na, Xin Wei, Wang Zhijie, Li Na, Liu Xijun, Wang Chaojie, Liu Peng, Ning Weidong, Ding Kejian, Lin Hongwei, Li Gongning, Gao Shuai, Wang Xinhua, and Liu Zhiliang.
This document was first published in 2016 and this is the first revision.
Equipment structural health monitoring based on fiber optic sensing technology Equipment Health Monitoring Methods
1 Scope
This document describes a method for equipment health monitoring based on fiber optic sensing technology, including data analysis methods, health diagnosis methods, and damage/ Fault prediction methods and related requirements.
This document is applicable to health monitoring during the operation of mechanical equipment, wind power equipment and other equipment.
2 Normative references
GB/T 5226.1
GB/T 14412
GB/T 19873.1
GB/T 19873.2
GB/T 23713.1
GB/T 33213
GB/T 39417
GB 50171
3 Terms and definitions
The terms and definitions defined in GB/T 39417 and the following apply to this document.
3.1
Real-time online monitoring of key characteristic parameters for safe operation of equipment is carried out to obtain health information of the equipment.
Note. This document focuses on real-time health monitoring of key parts such as the metal structure and transmission mechanism (reducer, motor) of the equipment.
3.2 Comprehensive monitoring of health status
It is a comprehensive equipment that integrates the monitoring functions of equipment metal structure and transmission mechanism, and can realize the health monitoring of equipment metal structure and transmission mechanism.
3.3 health diagnosis healthdiagnosis
Using the stress, vibration and other related data obtained by health monitoring equipment, combined with data processing methods, damage characteristic parameters are extracted to construct diagnostic Model is the process of judging the health status of metal structures and transmission mechanisms.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 33213Equipment structure health monitoring — Practice for strain monitoring based on fiber sensing technology
- GB/T 39417Health management of large-scale amusement device
GB/T 5226.1 · GB/T 14412 · GB/T 19873.1 · GB/T 19873.2 · GB/T 23713.1 · GB 50171
Editions of GB/T 33218
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 33218-2025 | Equipment structure health monitoring - Equipment health monitoring method based on fiber optic sensing technology | current edition | Current |
| GB/T 33218-2016 | Non-destructive testing -- Practice for equipment health monitoring based on fiber sensing technology | previous edition | In force |
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Related Standards
GB/T 33213-2025 — Equipment structure health monitoring — Practice for strain monitoring based on fiber sensing technology
GB/T 39417-2020 — Health management of large-scale amusement device
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