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Basic data
| Standard ID | GB/T 44000-2024 (GB/T44000-2024) |
| Description (Translated English) | Space environment - General requirements of ground simulation test facility for space environmental effect of materials |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | V06 |
| Classification of International Standard | 49.020 |
| Word Count Estimation | 14,125 |
| Date of Issue | 2024-04-25 |
| Date of Implementation | 2024-04-25 |
| Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration |
GB/T 44000-2024: Space environment - General requirements of ground simulation test facility for space environmental effect of materials
---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 49:020
CCSV06
National Standards of People's Republic of China
Space environment materials Space environment effects Ground simulation
General requirements for test equipment
Released on 2024-04-25
2024-04-25 implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 General requirements 1
4:1 Laboratory Environment 1
4:2 Vacuum system 2
4:3 Test control system 2
4:4 Test measurement system 2
4:5 Security 3
4:6 Others 3
5 Requirements for ground simulation test equipment for space particle radiation effects 3
5:1 Composition of the ground simulation test device for space particle radiation effects 3
5:2 Radiation sources 3
5:3 Beam monitoring device 3
5:4 Sample temperature control system 4
5:5 High voltage protection requirements 4
6 Requirements for ground simulation test equipment for space ultraviolet radiation effects 4
6:1 Composition of the ground simulation test device for space ultraviolet radiation effects 4
6:2 Solar near-ultraviolet radiation sources 4
6:3 Solar far-ultraviolet radiation source 4
6:4 Irradiance Monitoring 4
6:5 Ultraviolet radiation protection 4
7 Requirements for ground simulation test equipment for space atomic oxygen effects 5
7:1 Composition of the Ground Simulation Test Device for Space Atomic Oxygen Effects 5
7:2 Atomic oxygen source 5
7:3 Atomic oxygen beam monitoring 5
7:4 Atomic oxygen radiation protection 5
8 Requirements for ground simulation test equipment for space charge and discharge effects 5
8:1 Composition of the ground simulation test device for space charge and discharge effects 5
8:2 Test pressure 5
8:3 Electron Gun Parameters 5
8:4 Parameters of medium and high energy electron irradiation sources 5
8:5 Plasma source parameters 6
8:6 Video equipment requirements 6
8:7 Measurement system 6
9 Requirements for ground simulation test equipment for material vacuum outgassing performance test 7
9:1 Composition of the ground simulation test device for material vacuum degassing performance test 7
9:2 Test system composition 7
9:3 Electronic balance 7
9:4 Constant temperature and humidity chamber 7
10 Requirements for ground simulation test equipment for space debris and micrometeoroid impact effects 7
10:1 Composition of the ground simulation test device for space debris and micrometeoroid impact effects 7
10:2 Hypervelocity Launch System 7
10:3 Test System 8
10:4 Security Protection 8
11 Requirements for thermal cycling effect ground simulation test equipment 8
11:1 Thermal Cycling Device 8
11:2 Heating and Cooling Modes 8
11:3 Cooling Mode 8
11:4 Temperature Control Device 8
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 by the Chinese Academy of Sciences:
This document is under the jurisdiction of the National Technical Committee on Aerospace Technology and Its Applications Standardization (SAC/TC425):
This document was drafted by: Beijing Satellite Environment Engineering Research Institute, Shenzhen Star Earth Twin Technology Co:, Ltd:, Harbin Institute of Technology, China Academy of Sciences
National Space Science Center, Xiangtan University, Shanghai Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, Xi'an Jiaotong University, Beijing Oriental Metrology
Testing Institute, Shanghai Hanhai Testing Technology Co:, Ltd:, Beijing Tiangong Keyi Space Technology Co:, Ltd:, and China Academy of Space Technology:
The main drafters of this document are: Shen Zicai, Liu Xiangpeng, Zhao Yu, Ding Yigang, Ouyang Xiaoping, Ji Qizheng, Wang Shijin, Liu Yuming, Qiu Zhenyu,
Han Jianwei, Cao Yan, Liu Yenan, Wu Yiyong, Cui Yun, Zhang Qing, Yang Ming, Feng Na, Lu Ziwei, Wu Jun, Wang Hanfeng, Li Changhong, Wang Yue, Liu Wei, and Sun Wei:
Space environment materials Space environment effects Ground simulation
General requirements for test equipment
1 Scope
This document specifies the general requirements for ground-based simulation devices for space environmental effects of materials, including the laboratory environment, vacuum
system, test control system, test measurement system, safety and other general requirements, as well as the implementation of ground simulation tests on the space environment effects of different materials
Special requirements involved include simulation sources, test monitoring systems, performance test systems, safety and protection, etc:
This document applies to vacuum, charged particles, space ultraviolet, space atomic oxygen, space plasma, space debris and micrometeoroids:
Environment and generated vacuum outgassing, thermal cycling, particle radiation effects, ultraviolet radiation, atomic oxygen ablation, surface charge and discharge, internal (deep) charge and discharge
Development and application of ground simulation devices for effects such as electricity and hypervelocity impact:
2 Normative references
The contents of the following documents constitute the 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/T 32452-2015 Spacecraft space environment terminology
GB/T 34517-2017 Vacuum outgassing evaluation method for non-metallic materials used in spacecraft
3 Terms and definitions
The terms and definitions defined in GB/T 32452-2015 and GB/T 34517-2017 and the following apply to this document:
3:1
Recovery effect recovery effect
The material will produce performance degradation under the simulated environmental test conditions: After the simulated environmental effect is stopped and exposed to atmospheric conditions, the performance will be completely or partially
The phenomenon of partial reply:
3:2
In-situ measurement
The test is carried out on the sample under vacuum conditions:
4 General requirements
4:1 Laboratory Environment
Unless otherwise specified, the laboratory environment requirements are as follows:
a) Temperature: 15℃~35℃;
b) Relative humidity: 20%~80%;
c) Pressure: local atmospheric pressure:
...
