GB 5751-1986
Replaced
GB/T 40485-2021
Active
National standards
GB/T 40485-2021 Method of determining automatically the random reflectance of vitrinite in coal—Image analysis method
GB/T 40485-2021 Method of determining automatically the random reflectance of vitrinite in coal—Image analysis method
Basic Information
Standard Code:
GB/T 40485-2021
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nCoal rock
ICS Name:
\nCoal
Publish Date:
2021-08-20
Implement Date:
2022-03-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国煤炭标准化技术委员会(SAC/TC 42)
Pages:
12 pages
Scope
本文件规定了利用图像分析法自动测定煤的镜质体随机反射率的原理、仪器设备与测试系统、材料、样品制备、测定步骤、结果表述、精密度、检测报告等。
本文件适用于烟煤和无烟煤之单层煤或混配煤的镜质体随机反射率自动测定。褐煤的腐植体随机反射率测定可参照使用。
Development Information
Drafting Units:
煤炭科学技术研究院有限公司、中煤科工集团西安研究院有限公司、宝山钢铁股份有限公司、中国矿业大学(北京)、太原理工大学、黑龙江科技大学
Drafting Persons:
白向飞、张宇宏、王越、武琳琳、丁华、肖文钊、胡德生、王绍清、王永刚、刘东娜、白云起
Referenced Standards
GB/T 16773-2008 Method of preparing coal samples for the coal petrographic analysis
GB/T 22063-2018 Microscopes—Interfacing connection type C
GB/T 29298-2012 Digital still camera general specification
GB/T 12937-1995 Terms relating to coal petrology
GB/T 12937-2008 Terms relating to coal petrology
GB/T 20733-2006 Digital still cameras—Terminology
GB/T 20733-2022 Digital camera—Vocabulary
MT/T 1053-2008 Technical conditions of microscope photometer for vitrinite reflectance determination
Related Standards
GB 481-1993
abolished_transferred
GB 481-1993 Sampling method of coal sample for production
GB/T 15223-1994
Replaced
GB/T 15223-1994 Plastics—Liquid resins—Determination of density by the pyknometer method
GB/T 15224.1-1994
Replaced
GB/T 15224.1-1994 Classification for quality of coal—Classification for ash yield of coal
GB/T 15224.2-1994
Replaced
GB/T 15224.2-1994 Classification for quality of coal—Classification for sulphur content of coal
GB/T 15224.3-1994
Replaced