GB/T 44355-2024 English PDFUS$319.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 44355-2024: Automatic determination of maceral group composition in coal - Image analysis method Status: Valid
Basic dataStandard ID: GB/T 44355-2024 (GB/T44355-2024)Description (Translated English): Automatic determination of maceral group composition in coal - Image analysis method Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: D26 Classification of International Standard: 73.040 Word Count Estimation: 16,142 Date of Issue: 2024-08-23 Date of Implementation: 2024-08-23 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 44355-2024: Automatic determination of maceral group composition in coal - Image analysis method---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. Automatic determination of maceral group composition in coal - Image analysis method Automatic determination of the content of microscopic components in coal Image analysis Automatic determination of maceral group composition in coal - Image analysis method ICS 73.040 CCS D 26 National Standard of the People's Republic of China Released on 2024-08-23 2025-03-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface ... Ⅲ 1 Scope ... 1 2 Normative references ... 1 3 Terms and Definitions ... 1 4 Method Summary ... 2 5 Materials ... 2 5.1 Sample installation materials 2 5.2 Oil immersion liquid ... 2 6 Instruments, Equipment and Test Systems ... 2 6.1 Reflected light microscope ... 2 6.2 Digital programmable adjustable power supply ... 2 6.3 Automatic stage ... 2 6.4 Microscope Camera ... 3 6.5 Image Acquisition System ... 3 6.6 Automatic identification and determination system for microscopic components 3 6.7 Leveler ... 3 7 Sample preparation ... 3 8 Measurement steps ... 3 8.1 Instrument Preparation and Adjustment 3 8.2 Automatic Image Acquisition ... 4 8.3 Image Import ... 4 8.4 Image Preprocessing ... 4 8.5 Microscopic group identification and statistics 4 9 Result calculation ... 4 10 Method precision ... 5 11 Measurement Report ... 5 Appendix A (Informative) Automatic determination report of the content of coal microscopic components ... 6 References ... 7ForewordThis 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. 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 China Coal Industry Association. This document is under the jurisdiction of the National Technical Committee on Coal Standardization (SAC/TC 42). This document was drafted by. China Coal Technology and Engineering Xi'an Research Institute (Group) Co., Ltd. and China Coal Science and Technology Research Institute Co., Ltd. The main drafters of this document are. Song Xiaozhong, Xiao Wenzhao, Bai Xiangfei, Liu Shande, Lei Ying, Ding Hua, Pi Zhongyuan, Fan Zhangqun, Wu Linlin, Tang Shan. Automatic determination of the content of microscopic components in coal Image analysis1 ScopeThis document describes a method for the automated determination of the microscopic grouping of coal using image processing techniques in a reflected light microscope. This document is applicable to bituminous coal, lignite and anthracite of a single coal seam or a single type of coal for reference.2 Normative referencesThe 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. in this document. GB/T 12937 Coal and Petrology Terminology GB/T 15588 Classification of microscopic components of bituminous coal GB/T 16773 Coal and rock analysis sample preparation method GB/T 20733 Terminology for Digital Cameras GB/T 22063 Microscope C-mount GB/T 29298 General specification for digital (code) cameras3 Terms and definitionsThe terms and definitions defined in GB/T 12937, GB/T 15588 and GB/T 20733 and the following apply to this document. 3.1 microscope camera The image sensor is connected to the microscope through a dedicated interface and has the function of outputting microscope imaging digital signals, and is connected to the microscope through a data interface. A camera connected to a computer that records the signal on a storage medium. 3.2 pixel A physical unit on an image sensor that is able to sense light independently. 3.3 Motorized stage A microscope stage that moves automatically along the X, Y, and Z axes controlled by a computer program. 3.4 Image acquisition system A computer control system that can drive both the microscope automatic stage and the microscope camera. Note. Includes automatic stage, image acquisition device and its driving software. 3.5 Microscopic image A digital image taken by a microscope camera imaging a sample under a microscope objective. ...... |
