GB/T 25215-2010Guide for testing methods of coal water mixture (English PDF)

1 Scope

This standard specifies the taking, preparation, determination of coal-water slurry samples, the results in terms of results and reporting.

This standard applies to CWS.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

Analysis Method GB/T 212 coal (GB/T 212-2008, ISO 11722.1999, Solidmineralfuels-Hard coal-Determinationofmoistureinthegeneralanalysistestsamplebydryinginnitrogen; ISO 1171.

1997, Solidmineralfuels-Determinationofash; ISO 562.1998, Hardcoalandcoke-Determinationof volatilematter, NEQ)

Determination of calorific GB/T 213 coal (GB/T 213-2008, ISO 1928.1995, Solidmineralfuels-Deter- minationofgrosscalorificvaluebythebombcalorimetricmethodandcalculationofnetcalorific value, MOD)

GB/T 214 Determination (GB/T 214-2007, ISO 334 total sulfur in coal.1992, Solid mineralfuels-

Determinationoftotalsulfur-Eschkamethod; ISO 351.1996, Solidmineralfuels-Determinationof totalsulfur-Hightemperaturecombustionmethod, NEQ)

GB/T 219 Determination of ash fusion method (GB/T 219-2008, ISO 540.1995, Solid mineralfuels-

Determinationoffusibilityofash-High-temperaturetubemethod, MOD)

GB/T 476 Determination of carbon and hydrogen in coal (GB/T 476-2008, ISO 625.1996, Solidmineralfuels-Deter- minationofcarbonandhydrogen-Liebigmethod, MOD)

GB/T 1574 ash component analysis

GB/T 18856.1 CWS Test methods - Part 1. Sampling

GB/T 18856.2 CWS Test methods - Part 2. Determination of concentration

GB/T 18856.3 CWS Test methods - Part 3. Screening Test

GB/T 18856.4 CWS Test methods - Part 4. Determination of apparent viscosity

GB/T 18856.5 CWS Test methods - Part 5. Determination of stability

GB/T 18856.6 CWS Test methods - Part 6. Density Determination

GB/T 18856.7 CWS Test methods - Part 7. pH value measurement

GB/T 19227 Determination of coal nitrogen (GB/T 19227-2008, ISO 333.1996, Coal-Determinationofni- trogen-Semi-microKjeldahlmethod, MOD; ISO /T S11725.2002, Solidmineralfuels-Determination ofnitrogen-Semi-microgasification, MOD)

3 samples and preparation of coal-water slurry