输送带截面积S及输送能力Q计算(图文版)

,,,,,,,,,表3-2输送带上物料的最大截面积S,,,,,,,

3.1.1输送带上物料的截面积S计算,,,,,,,,,托辊槽角λ/（°）,运行堆积角θ/（°）,输送带宽度/mm,,,,,

一、条件输入（黄色底纹处输入）,,,单位,,,,,,,,500,650,800,1000,1200,1400

带宽B,,1400,mm,,,,,,0,0,0,0,0,0,0,0

托辊槽角λ,,35,°,,,,,,,5,0.0023,0.0042,0.0065,0.0105,0.0155,0.0213

物料运行堆积角θ,,10,°,,,,,,,10,0.0047,0.0084,0.0132,0.0212,0.0312,0.043

二、中间量计算,,,,,,,,,,15,0.0071,0.0128,0.02,0.0323,0.0474,0.0654

输送带可用宽度b,,1210,mm,,,,,,,20,0.0097,0.0174,0.0272,0.0438,0.0644,0.0888

上部截面S1=,,0.0347,m2,,,,,,,25,0.0124,0.0222,0.0349,0.0562,0.0825,0.1338

下部截面S2=,,0.1578,m2,,,,,,,30,0.0154,0.0275,0.0432,0.0695,0.1021,0.1409

三、结果输出,,,,,,,,,,35,0.0187,0.0334,0.0524,0.0843,0.1238,0.1709

物料最大横截面积S=,,0.1925,m2,,,,,,30,0,0.0143,0.0266,0.0416,0.0686,0.1002,0.1402

理论最大横截面积S'=,,0.2666,m2,,,有效输送能力截面,,,,5,0.0163,0.0302,0.0472,0.0776,0.1135,0.1585

横截面积百分比S/S'=,,72.20,%,,,,,,,10,0.0184,0.0339,0.053,0.0868,0.127,0.177

3.1.2输送能力计算,,,,,,,,,,20,0.0227,0.0416,0.0651,0.1062,0.1554,0.2161

一、条件输入（黄色底纹处输入）,,,单位,,,,,,,25,0.0251,0.0458,0.0717,0.1167,0.171,0.2375

输送带速度v,,1.6,m/s,,,,,,,30,0.0277,0.0504,0.0789,0.1282,0.1878,0.2607

物料容重ρ,,1600,Kg/m3,,,,,,,35,0.0306,0.0554,0.0868,0.1409,0.2065,0.2863

输送机运行方向倾角δ,,0,°,,,,,,35,0,0.0162,0.03,0.0469,0.0772,0.1128,0.1577

二、中间量计算,,,,,,,,,,5,0.0181,0.0334,0.0522,0.0857,0.1254,0.1749

物料最大横截面积S=,,0.1925,m2,,,,,,,10,0.0201,0.0369,0.0577,0.0944,0.1381,0.1924

折减中间系数k1=,,1.0000,,,,,,,,15,0.0221,0.0404,0.0633,0.1038,0.1512,0.2105

折减系数k=,,1.0000,,,,,,,,20,0.0242,0.0442,0.0692,0.1127,0.165,0.2294

每秒输送物料体积Iv=,,0.3080,m3/s,,,,,,,25,0.0265,0.0482,0.0754,0.1227,0.1797,0.2354

每秒输送物料重量Im=,,492.8076,Kg/s,,,满载输送能力截面,,,,30,0.0289,0.0525,0.0822,0.1335,0.1956,0.2714

三、结果输出,,,,,,,,,,35,0.0316,0.0573,0.0897,0.1457,0.2133,0.2956

散装物料输送量Q,,1774.1073,t/h,,,,,,45,0,0.0191,0.0353,0.0553,0.0908,0.1328,0.1852

,,,,,,,,,,,,,,,,,

,,,,,,,,,,5,0.0208,0.0383,0.06,0.0982,0.1437,0.2001

3.2已知输送能力计算横截面积,,,,,,,,,,10,0.0225,0.0413,0.0647,0.1057,0.1548,0.2152

一、条件输入（黄色底纹处输入）,,,单位,,,,,,,15,0.0243,0.0444,0.0696,0.1135,0.1662,0.2308

小时散装物料输送量Q=,,922,t/h,,,,,,,30,0.0303,0.0549,0.0861,0.1396,0.2047,0.2835

输送带速度v,,1.2,m/s,,,,,,,,,,,,,

物料容重ρ,,1600,Kg/m3,,,,,,,,,,,,,

输送机运行方向倾角δ,,0,°,注：输入值为0~20之间的偶数,,,,,,,,,,,,

二、中间量计算,,,,,,,,,,35,0.0327,0.0591,0.0927,0.15,0.22,0.3044

折减系数k(根据δ查找表格）,,1.0000,,