1.已知煤的空气干燥基成分:adC=60.5%,adH=4.2%,adS=0.8%,adA=25.5%,adM=2.1%和风干水分farM=3.5%,试计算上述各种成分的收到基含量。%5625.5965.01.25.3100)100(%6075.24965.05.25100)100(%772.0965.08.0100)100(%053.4965.02.4100)100(%325.58965.05.60100)100(965.0100)100(faradfararfaradarfaradarfaradarfaradarfarMMMMMSAMSSMHHMCCM解:2.已知煤的空气干燥基成分:adC=68.6% ,adH=3.66% ,adS=4.84% ,adO=3.22% ,adN=0.83%,adA=17.35% ,adM=1.5%,adV=8.75%,空气干燥基发热量adnetQ,=27528kJ/kg和收到基水分arM=2.67%,煤的焦渣特性为3 类,求煤的收到基其他成分、干燥无灰基挥发物及收到基的低位发热量,并用门捷列夫经验公式进行校核。%14.17100)5.98117100(35.17100)100(%18.3100)5.98117100(22.3100)100(%82.0100)5.98117100(83.0100)100(%78.4100)5.98117100(84.4100)100(%62.3100)5.98117100(66.3100)100(%79.67100)5.98117100(6.68100)100(5.98117100100faradarfaradarfaradarfaradarfaradarfaradarfarfaradfararMAAMOOMNNMSSMHHMCCMMMMM可得解:由kgkJMSOHCQkgkJMMMMQQararararararnetaradaradadnetarnet/2681767.225)78.418.3(10962.3103079.6733925)(1091030339/2717167.2255.110067.2100)5.12527528(25100100)25(,,,:门捷列夫经验公式校核3.下雨前煤的收到基成分为:1arC=34.2%,1arH=3.4%,1arS=0.5%,1arO=5.7%,1arN=0.8%,1arA=46.8%,1arM=8.6%,1,arnetQ=14151kJ/kg 。下雨后煤的收到基水分变为2arM=14.3% ,求雨后收到基其他成分的含量及收到基低位发热量,并用门捷列夫经验公式进行校核。222222,21211,2,1121121121121121121111225)(1091030339/131133.14256.81003.14100)6.82514151(25100100)25(%88.431004.915701008.46100100%75.01004.915701008.0100100%34.51004.915701007.5100100%47.01004.915701005.0100100%19.31004.915701004.33100100%07.321004.915701002.341001004.91570100100ararararararnetarararararnetarnetfarararfarararfarararfarararfarararfarararfarfararfararMSOHCQkgkJMMMMQQMAAMNNMOOMSSMHHMCCMMMMM:门捷列夫经验公式校核可得解:由kgkJ /1.132693.1425)47.034.5(10919.3103007.323394.某工厂贮存有收到基水分1arM=11.34% 及收到基低位发热量1,arnetQ=20097kJ/kg 的煤100t,由于存放时间较长,收到基水分减少到2arM=7.18%,问 100t 煤的质量变为多少?煤的收到基低...