1、府谷煤矸石的赋存状态及煅烧增白特性:100121986(2007)0220017203?y?:?V?p?1,?2(11,?S?710054;21,?S?710054)?:?S?L?Y?2?-?S:X?9?6?,?A?y?S?k?W?R?S1?4:?y?S?k?S?,?A?p?n?y?R?L?6?=?L90%?),?k?r?L?o?S1?V?A?4,?L?,?V?3,?U?S1?S?S?:?;?;?V?;?y?S?k?R?6?:P618.11;P619.232S?S?(?:AOccurrencecharactersofwasteofcoalinFuguareaandpropertieofwhit
2、e2increasingthroughcalcinationLIQing2hai1,LUOJun2wen2(1.LightIndustrialResearchDesignInstituteofShaanxiProvince,Xifvan710054,China;2.XifvanBranch,ChinaCoalResearchInstitute,Xifvan710054,China)Abstract:TheoccurrenceofwasteofcoalinFuguarea,ShaanxiProvinceareanalyzedbasedongeologicalexplorationdata,com
3、binedwithmirco2observation,x2raydiffrationmethodanddifferentthermalanalysemethod.Theresultsindicatedthatinthisareathewasteofcoalisrichandthemineralcontentsinmostsamplesaredominatedbykaolinite(90%).Theanalysisofcal2cinationforwhite2increasingshowsthatunderthesamecalcinationconditionsthehighercarbonco
4、alwasteisofhighspeedforwhitedegreeincreasing.Keywords:wasteofcoal;occurrence;calcination;Fuguarea,ShaanxiS?S?D?4?B?o?Y?,?D?u?7?3?R?-?p?0?S1?p?6?5?L?p?=?o?S,?,?A?n?g?S1?n?k?A?4?4,?p?n?c?X?6?DSiO2?Al2O3,?X?6?J?D?k?,?k?c?1-2S1?9?6?7?I?L?A?,?7?;?S1?,?N?u?S?k?p?,?k?2?I?L?n?)?3,?y?Y?O?V?6?S1?J?k?V?p?A?,?L
5、?k?I?L?N?Y?S11S?S?L?y?k,?9?1?A?n?S?u?a?r,?w?f?G?f?T?d?u?,?k?S?w?f?u?,?a?k?,?u?k?k?p?a?%?I?fA?B?f?d?d?)?R?f?T?dS1?k?v?S?W?7?o?S:?R?o?o?S1?x?a?%?S?W?x?:?S?,?NNEfASSW?d?0S1?U?S?W?k?Q?,?U?11?WS11.1S?S?L?:?y?k?R?)?S?3?,?9?W?J?W?S:?K?W?c?;?9?W?S:?c?L?W?R?m?,?4?W?S1?W?X11?,?R?Q?77?,?D:?J?p?,11?W?S:?m?W;?J?
6、p?R?3?,10?W?S:?m?W,?9?W?m?W;?J?7?p?R?)?8?W?S:?m?W(?U1?2?W),?)?7?W?,6?W?S:?,?5?W?S1?,?74?,?6?U?D?3?4?W?S:?m?W(?U1?2?W);?R?)?3?W?,?)?W?S:?,?W?T?o622(5fA),?y,?,?,?k?A?135?J2?o2007?4?2S?S?S?S?S?S?S?S?S?S?S?S?S?S?L?4?COALGEOLOGYEXPLORATIONS?S?S?S?S?S?S?S?S?S?S?S?S?S?Vol.35No.2Apr.2007?821:2000911:1921.2S
7、?y?k?J?S:?X?,?k?U?L?o?WS1?6?,?W?4?6?,?7?5?c?S1?S?L?0?-?S:X?9?9?6?Y?,?6?W?k?6?k?o?S:?1?L?o?L?o?3?S1a.S?o?S?X?6?k?=?,?L?6?J?p?94%,?m?W?7?%?LS:?S:?X?S:?S:?S1?c?S:?S:?X?S1?L?S?,?6?,?t?,?c?4?S1?6?S?k?W?4?6?5?,?U?,?%?e?o?,?n?e?6?c?S1?L?,?c?W?fS1b.S?1?L?o?S?X?6?k?,?L?6?J?L60%?90%S1?w?k?LS:?S:?,?7?8?L?6?k5%
8、?25%,?X?S1?U?7?B?(5%?10%),?%?S:?X?S:?S1?S:?c?S1?o?,?,?1?c?1?L?,?W?fS1?n?o?3?4?w?S1c.S?L?o?S?X?6?k?,?L?6?J?L50%?80%S1?L?6?10%?25%,?X?d?S1?m?W?%?S:?X?S:?S1?N?S?k?W?4?6?7?L?c?S1?S:?,?6?4?,?,?L?,?=?c?fS1?1?k?)?9?c?X?6S1?1?2?6?U?k?o?1?L?o?X?9?9?x,?3?k?3?6?S1?1S?y?S?k?o?X?9?9?xFig.1S?Thex-raydiffrationpat
9、ternofkaoliniteclaymineralsinFuguarea?2S?y?S?k?1?L?o?X?9?9?xFig.2S?Thex-raydiffrationpatternofsilt-kaoliniteclaymineralsinFuguarea?3S?y?S?k?5?,?o?6?Fig.3S?ThedifferentialthermalanalysispatternofdifferenttypesofkaoliniteclaymineralsinFuguarea?1S?y?S?k?S?L?y?3?o?c?X?6S?S?S?S?wB%Table1S?Chemicalcomposi
10、tionofthreetypekaolinitemineralsofsamplesfromgeologicalexplorationholeinFuguarea?WS?SiO2Al2O3Fe2O3TiO2CaOMgONa2OK2O?x?o?8?44.9237.180.120.810.560.200.070.1316.79(?V?;?y)8?54.5143.380.120.770.600.250.090.370.09?1?L?o?8?m?W142.0421.760.65?0.600.150.050.1234.68(?V?;?y)8?m?W153.1544.420.210.480.620.260.
11、070.310.12?L?o?8?m?W229.5920.220.16?0.560.210.060.2848.38(?V?;?y)8?m?W56836366853?L?o?8?6588585566536(?V?;?y)8?538635S?S?Y?O?3S1?81?S?S?L?4?S?S?S?S?S?S?S?S?S?S?S?S?S?S?S?J35?82.0440.90.1.0.20.10.090.10.222.1.0.00.0.00.140.00.107.244.470.291.220.0.240.00.220.07:2S?V?)?N?,?y?k?,?R?U?,?X?k?r?L?o?S1?S?L
12、?4?k?o?8?t,?10?n?tS1?W?C?,?.?,?L?3S1?V?4?o?L?S:?b?S:?S:?b?6,?f?4A?6?c?4S1?L?k?n?,?o?7?WS1?k?J?k?,?y?S?k?R?S1?6?3S12.1S?y?y?S?k?L?8?m?6?U?5?Q?p?y,?Q?y?k1.5tS1?RSf-4S:Sf-6?Sf-8?y?k?3?y,Sf-4?Sf-6?y?c?,?,?7?o;Sf-8?y?,?,?7?4?-?W?S1Sf-7?Sf-9?y?k?)?y,?c?,?,?7?4?-?p?c?S12.2S?c?X?6?6?y?T?y?D?6?N?9?Q?y?6?U?;?
13、B?k?B?5?10mm?;?,?k?S0.83mm(20?)?k?,?T?4?L?I?6?y10kg,?L?0?k?,?lT?0?lT?B=1lT1.5lT1?,?50hS1?T?S?(?k0.2%?3,?T?4?T?(?c?y?S1?y?c?6?X?2S1?x?2?,?J?w?y?c?X?6?4?o?N?y?1?5?p,?k?,S1?2S?y?S?k?c?X?6wB%Table2S?ChemicalcompositionofcoalwastesinShachuangouminingdistrict,Fuguarea?y?SiO2Al2O3Fe2O3TiO2CaOMgONa2OK2OMnO?
14、x?Sf-443.5037.780.300.750.170.040.090.310.0217.10Sf-643.4637.760.360.700.220.050.080.310.0117.38Sf-746.4436.800.520.700.340.050.100.530.0114.80Sf-840.9636.520.640.550.220.050.110.250.0121.06Sf-944.7038.370.400.650.390.040.140.930.0114.822.3S?o?o?V?I?L?o?o?L?c?,?7?F?:?,?T?4?V?S1a.S?k?L?o,?B?p,?B?4?,?
15、B?(?x?B?5?30mm),?L?,?L3R2714?M?;?k?325?(430?m)?3S1b.S?6?S:?o?V?S1?V?L80m3?P?S?,?I?k950?1000w0,?80hS1?k?7?S?,?V?J?L?o?o?R?L?A?c?W(?A?c?W?)S12.4S?V?4?yS:?7?A?c?W?;?y?R?y?,?3S1?3S?y?S?V?4?S?%Table3S?ThewhitedegreemeasurementresultsofcoalwasteaftercalcinationofShachuangouminingdistrict,Fuguarea?c?y?A?c?
16、W?;?y?A?c?W?R?ySf-488.590.394.7Sf-685.590.494.4Sf-787.388.790.2Sf-874.079.990.5Sf-987.187.394.8S?S?x?3?,?y?S?V?4,?90%?),?4?D?r?L?o,?D?L?f?4A?L?p?o?6?S1?)?4,?TSf-8?y?U?,?M?L?,?V?3,?y?S13S?y?k?D?r?L?o?,?S:?U?,?V?4?,?k?p,?.?,?7?z?p?L?S1?0?1S?n,?,?.?4?2?I?L?A?6?J.?Y?n,2005,7(1):46-49.2S?,?.?2?I?L?A?J.?3,2002,20(5):46-48.3S?b?A?N.?:?y?o?S?L?0?R.1990.4S?,?G?.?I?L?o?6?L?p?o?A?J.?,1990(5):30-34.?91?J2?oS?S?S?S?S?S?,?:?y?:?V?p?8
