矿井后期通风阻力计算表
序号12345678910111213141415矿井风阻主平硐主暗斜井上车场主暗斜井甩道及石门380m全岩运输巷道采区进风石门3135进风巷3135工作面3135回风巷集中回风上山采区回风石门510m总回风巷回风斜井引风道风硐巷道名称断面形状半圆半圆三心拱三心拱三心拱梯形梯形梯形矩形三心拱三心拱半圆半圆支护方式砌碹砌碹锚喷锚喷锚杆锚杆单支锚杆锚杆锚杆锚喷锚杆砼阻力系数净周长巷道长aNs2m4pm000220001300100000980020000100004000010000250002000008000060000448571068120491791757659917917857825Lm9570570400205005004501008042046036净断面sm2513863863555245555500476s313564364312512512514125125125125125108风量Qm3s2924Q2841576风阻风速阻力hpa1116087172334803553461902831287125681119301591410195000摩擦阻力747021021491总阻力859RNs2m8vms0013300015565278147220220083173083440440440580609
12716130106811111211210287600293
416173102000416173110995441617310180022222229294844844848418410180001174024650189200121
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11774
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