GB/T 28878.10-2019Specification of the rotating component in space science experiments—Part 10: Storage and reinspection (English PDF)
空间科学实验转动部件规范 第10部分:储存复验
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
June 4, 2019
Implementation date
October 1, 2019
Scope
GB/T 28878.10-2019 is the English-translated version of 空间科学实验转动部件规范 第10部分:储存复验.
GB/T 28878.10-2019 is Part 10 of GB/T 28878 and specifies how rotating components used in space science experiments are stored and re-inspected, and how the data collected after storage are analysed and evaluated.
For ground storage it fixes a temperature of 20 °C ± 10 °C, an air pressure of 86 kPa to 106 kPa, a relative humidity of 30% to 50% and ISO level-8 cleanliness to GB/T 25915.1-2010; for in-orbit storage it recommends keeping grease-lubricated components above -10 °C. It sets the reinspection cycle, every 6 months during the ground storaging term, and defines that term and the parallel storage specimen kept alongside the product.
It applies at component and complete-machine level, and rotating components of other payloads and spacecraft platforms may refer to it. It was issued on 4 June 2019 and has applied since 1 October 2019.
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Document preview — GB/T 28878.10-2019
National Standard of the People's Republic of China
- ICS
- 49.035
- Classification
- V 22
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword3
- 1 Scope4
- 2 Normative references4
- 3 Terms and definitions5
- 4 Storage conditions5
- 5 Reinspection5
- 6 Data analysis and evaluation7
1 Scope
This Part of GB/T 28878 specifies the storage conditions and reinspection methods of rotating component in space science experiments under specified conditions, as well as data analysis and evaluation after storage. Among them, if there are special requirements for the environmental conditions of storage and reinspection in the contract or technical requirements, it shall be implemented in accordance with the contract or technical requirements.
This Part applies to the storage and reinspection of rotating component in space science experiments at the component level and the complete-machine level.
The storage and reinspection of rotating component of other payloads and spacecraft platforms in the corresponding state can refer to it for use.
2 Normative references
The following documents are indispensable for the application of this document.
For dated references, only the dated version applies to this document. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 14481-2008, Test procedure for single-phase synchronous machines
GB/T 20638-2006, General specification for stepping motors
GB/T 25915.1-2010, Cleanrooms and associated controlled environments. Part 1: Classification of air cleanliness
GB/T 28878.1, Specification of the rotating component in space science experiments. Part 1: General requirements of design
GB/T 28878.6-2016, Specification of the rotating component in space science experiments. Part 6: Property testing
3 Terms and definitions
Terms and definitions determined by GB/T 28878.1 and the following ones are applicable to this document.
3.1 Storaging term
The term of storage under certain environmental conditions from the completion of the production and delivery to the start of use.
3.2 Parallel storage specimen
The test specimen that is stored synchronously with the product in order to simultaneously grasp the key characteristic parameters of the product sensitive to the storage environment and storage life, in the process of product storage.
4 Storage conditions
4.1 Ground storage environmental conditions
The ground storage environment shall meet the following requirements:
a) temperature: 20°C ± 10°C;
b) air pressure: 86 kPa ~ 106 kPa;
c) relative humidity: 30% ~ 50%;
d) cleanliness: ISO level-8 that is required by GB/T 25915.1-2010.
4.2 In-orbit storage environmental conditions
The in-orbit storage environment shall meet the following requirements:
a) For grease-lubricated rotating component that is stored in orbit, the temperature should be above -10°C.
b) Other environmental parameters are not subject to special requirements.
5 Reinspection
5.1 Reinspection cycle
The reinspection cycle shall meet the following requirements:
a) It should be re-inspected every 6 months during the ground storaging term; […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 14481-2008Test procedure for single-phase synchronous machines
- GB/T 20638-2006General specification for stepping motors
- GB/T 25915.1-2010Cleanrooms and associated controlled environments - Part 1: Classification of air cleanliness by particle concentration
- GB/T 28878.1Specification of the rotating component in space science experiments - Part 1: General requirements of design
- GB/T 28878.6-2016Specification of the rotating component in space science experiments—Part 6: Property testing
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Related Standards
GB/T 14481-2008 — Test procedure for single-phase synchronous machines
GB/T 28878.1-2012 — Specification of the rotating component in space science experiments - Part 1: General requirements of design
GB/T 28878.6-2016 — Specification of the rotating component in space science experiments—Part 6: Property testing
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GB/T 28878.10-2019
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