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GB/T 41228-2021: General technical requirements for humidity control in cotton processing
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| GB/T 41228-2021 | English | 209 |
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General technical requirements for humidity control in cotton processing
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GB/T 41228-2021
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Basic data | Standard ID | GB/T 41228-2021 (GB/T41228-2021) | | Description (Translated English) | General technical requirements for humidity control in cotton processing | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B93 | | Word Count Estimation | 10,144 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 41228-2021: General technical requirements for humidity control in cotton processing---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.
General technical requirements for humidity control in cotton processing
ICS 65:040:20
CCSB93
National Standards of People's Republic of China
General technical requirements for moisture regulation in cotton processing
Published on 2021-12-31
2022-07-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration
directory
Preface I
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Technical requirements 2
5 Safety and Protection 2
6 Test method 3
Appendix A (normative) Typical Humidity Conditioning Process 6
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 of Standardization Documents"
drafted:
Please note that some content of this document may be patented: The issuing agency of this document assumes no responsibility for identifying patents:
This document is proposed by the All-China Federation of Supply and Marketing Cooperatives:
This document is under the jurisdiction of the National Cotton Processing Standardization Technical Committee (SAC/TC407):
This document is drafted by: All-China Federation of Supply and Marketing Cooperatives Zhengzhou Cotton and Linen Engineering Technology Design Institute, China Cotton Group Co:, Ltd:,
Beijing China Cotton Machinery Complete Equipment Co:, Ltd:, China Cotton Group Xinjiang Cotton Co:, Ltd:, and Cotton Research Institute of the Chinese Academy of Agricultural Sciences:
The main drafters of this document: Wang Limin, Shi Shuwei, Xiang Tianming, Li Xiaohua, Han Jin, Chen Conghua, Wang Ruixia, Gu Guofu, Hu Chunlei,
Meng Yongfa, Li Menghui, Xu Jie, Li Wei, Zhao Ming, Tang Shurong:
General technical requirements for moisture regulation in cotton processing
1 Scope
This document specifies the technical requirements, safety and protection, and test methods for the general technology of cotton processing and humidity control:
This document is applicable to the moisture conditioning of seed cotton and lint cotton using thermal energy during cotton processing:
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, dated citations
documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to
this document:
GB 2894 Safety Signs and Guidelines for their Use
GB/T 6102:2 Test method for moisture regain of raw cotton Resistance method
GB 18399 Safety Requirements for Cotton Processing Machinery
GB/T 32139-2015 Cotton Processing Terms
3 Terms and Definitions
The terms and definitions defined in GB/T 32139-2015 and the following apply to this document:
3:1
Cotton humidity control cottonhumiditycontrol
The process of drying or humidifying cotton fibers:
3:2
Humidity controlunevenness
After a humidity adjustment, the difference between the maximum moisture regain and the minimum moisture regain measured at multiple points and multiple times:
3:3
seed cotton drying seedcottondrying
The process of using heat to heat up seed cotton and vaporize water to reduce the moisture regain of seed cotton fiber:
3:4
seed cotton humidifying seedcottonhumidifying
The process of fully contacting seed cotton with moist air and absorbing moisture in the air to improve the moisture regain of seed cotton fiber:
3:5
lint humidification ginnedlintcottonhumidifying
The lint is fully contacted with the moist air to absorb the moisture in the air to improve the moisture regain of the lint:
3:6
moisture regainpercentageofmoistureregain
The weight of moisture contained in the wet fiber as a percentage of the dry fiber weight:
[Source: GB/T 32139-2015, 2:3:28]
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