GB/T 213-2008 Translated English of Chinese Standard. (GBT 213-2008, GB/T213-2008, GBT213-2008): Determination of calorific value of coal

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https://www.chinesestandard.net, 9. feb. 2020 - 50 sider
This Standard specifies the principle, test conditions, reagents and materials, instruments and devices, determination steps, calculation of determination result, thermal capacity, instrument constant calibration and method precision for oxygen bomb calorimetric method that is used to determine the gross calorific value of coal. This Standard also specifies the calculation method for net calorific value.

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Innhold

Foreword
4
Introduction
6
Scope
7
Terms and definitions
8
Principle
9
Laboratory conditions
10
Instruments and devices
11
Measurement steps
17
Calculation of measurement results
22
Calibration of heat capacity and instrument constants
27
Result expression
31
Conversion of calorific value of various base coals
34
Test report
35
1995
36
1995
38

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