GB/T 30726-2014Determination of ash fusibility of solid biofuels (English PDF)
固体生物质燃料灰熔融性的测定方法
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
March 27, 2014
Implementation date
October 1, 2014
Scope
GB/T 30726-2014 is the English-translated version of 固体生物质燃料灰熔融性的测定方法.
GB/T 30726-2014 is the Chinese standard "Determination of ash fusibility of solid biofuels". Its scope clause reads: This standard specifies the determination of solid biomass fuel ash fusion of terms and definitions, methods feeds, reagents and materials, equipment, test Condition, and precision measurement step and so on.
This standard applies to solid biomass fuel. Its clauses include terms and definitions.
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Document preview — GB/T 30726-2014
National Standard of the People's Republic of China
- ICS
- 75.160.10
- Classification
- D 21
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 5 Reagents and materials
- 7 Test Condition
- 8 Ash Cone Preparation
- 9 Determination of Step
- 10 weakly reducing atmosphere Check
- 11 Expression of results
- 12 Precision
- 13 Test Report
1 Scope
This standard specifies the determination of solid biomass fuel ash fusion of terms and definitions, methods feeds, reagents and materials, equipment, test
Condition, and precision measurement step and so on.
This standard applies to solid biomass fuel.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 21923 Test code for solid biomass fuels
GB/T 28731 solid biomass fuel industry analysis
3 Terms and Definitions
Terms and definitions GB/T 21923 apply as defined in this document. For ease of use, repeat the following list of GB/T 21923 in
Some terms and definitions.
3.1 Ash deformation temperature (DT) Deformationtemperatureofash
Temperature ash cone tip or rounded or curved edge start time (Fig. 1 DT).
Note 1. If the ash cone tip retains its shape is not inclined cone shrinkage and deformation temperature.
Note 2. rewrite GB/T 21923 define 3.117.
1 a schematic diagram characteristics of molten ash cone
3.2 Ash softening temperature (ST) Spheretemperatureofash
Gray curved cone to cone temperatures reach into the cradle or the ash cone spherical shape (Fig. 1 ST).
NOTE. rewrite GB/T 21923 define 3.118.
3.3 Gray hemisphere temperature (HT) Hemispheretemperatureofash
Ash cone changed to approximate hemisphere, namely high temperature approximately equal to half the base length of time (Fig. 1 HT).
NOTE. rewrite GB/T 21923 define 3.119.
......
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
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