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GB/T 30727-2014Determination of calorific value in solid biofuels (English PDF)

固体生物质燃料发热量测定方法

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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 30727-2014 is the English-translated version of 固体生物质燃料发热量测定方法.

GB/T 30727-2014 is the Chinese standard "Determination of calorific value in solid biofuels".

Its scope clause reads: Standard specifies the principle of measuring the high calorific value of solid biomass fuel with oxygen bomb calorimetry, test conditions, reagents and materials, instruments Equipment, precision of the method and the calculation method of the calorific value measurement step, the measurement results of the calculation, the heat capacity, instrument calibration constants.

This standard applies to all kinds of solid biomass fuel. Its clauses include terms and definitions.

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Document preview — GB/T 30727-2014

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

  • Introduction
  • 1 Scope
  • 2 Normative references
  • 3 Terms and definitions
  • 4 thermal units
  • 6 laboratory conditions
  • 7 Reagents and materials
  • 8 Equipment
  • 9 Analysis Sample
  • 10 Determination of Step
  • 11 7 Calculation Results
  • 13 Expression of results
  • 15 12 Calculation of calorific
  • 17 13 Test Report
  • Appendix A (normative) linear regression and standard deviation

1 Scope

Standard specifies the principle of measuring the high calorific value of solid biomass fuel with oxygen bomb calorimetry, test conditions, reagents and materials, instruments

Equipment, precision of the method and the calculation method of the calorific value measurement step, the measurement results of the calculation, the heat capacity, instrument calibration constants.

This standard applies to all kinds of 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 28730 solid biomass fuel sample preparation method

GB/T 28731 solid biomass fuel industry analysis

GB/T 28732 solid biomass fuels determination of total sulfur

GB/T 28733 Solid biofuels Determination of total moisture

GB/T 28734 solid biomass fuels Hydrocarbon measurement method

3 Terms and Definitions

GB/T 28734 and as defined in the following terms and definitions apply to this document.

3.1 Calorific

Solid biomass fuels in the sample unit mass filled with excess oxygen oxygen bomb combustion, post-combustion substance consisting of oxygen, nitrogen

Gas, carbon dioxide, nitric acid and sulfuric acid, liquid water and heat as solid ash released.

3.2 Constant volume high calorific

Solid biomass fuels in the sample unit mass filled with excess oxygen oxygen bomb combustion, post-combustion substance consisting of oxygen, nitrogen

Gas, carbon dioxide, sulfur dioxide, liquid and solid gray when the heat released.

Constant volume high calorific value that is subtracted from Calorific heat hot nitric acid and sulfuric acid obtained after the correction hot.

3.3 Constant volume calorific

Solid biomass fuel sample unit mass at constant volume conditions, excess oxygen in combustion, post-combustion substance consisting of oxygen,

Nitrogen, carbon dioxide, sulfur dioxide, gaseous water (assuming pressure 0.1MPa) and the heat released when gray solid.

That constant volume calorific value by the constant-volume high calorific value minus water (solid biomass fuel Central Plains and some water, and wherein the hydrogen generated by combustion

Water) obtained after the heat of vaporization heat.

3.4 Constant calorific

Solid biomass fuels unit mass of the sample at constant pressure, the excess oxygen in the combustion, combustion material consisting of oxygen, […]

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 20 pages — is available in the English PDF.

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