毕业设计（论文）-云锡大屯500td铜精矿选矿厂设计.doc

设 计 说 明 书第一篇 总论（及技术经济）第一节 地区概况云锡大屯选矿厂地处个旧、开远、蒙自群落城市的中间地带，大屯官家山位于个旧市的东南方向的官家山，交通四通八达，极为方便，有个蒙公路经过厂前，距昆明280多公里，距个旧市43公里左右，与市区及老厂锡矿、松树脚锡矿均有公路相通，距蒙自火车站12公里左右，距大屯镇4.2公里左右。所选厂区周围方圆数十里地势平坦。地形最大坡度2539，最小坡度350，平均坡度19。（以主厂房为中心位置求得）主厂房以厂前公路0.00为海拔标高1312.32m。官家山的年平均气温18.5，最高气温36，最低4.4。年降雨量为833.6。主导风向为南风、东南风，平均风速为3.3m/s。第二节 设计规模及产品方案一、 设计规模根据甲方的要求，选矿厂的设计规模为500t/d。二、 产品方案选矿厂最终产品为铜精矿，含铜品位20。销往昆明。第三节 选矿厂厂址选矿厂厂址仍选择原50t/d铜选矿厂的厂址，并考虑利用原厂的部分设施。第四节 主要设计方案一、选矿本次设计的主要回收金属为铜。根据矿石的性质，破碎筛分工段采用两段一闭路；按设计试验推荐，采用磨矿（70200目）优先浮选流程；最终产品铜精矿采用浓缩过滤两段脱水。第五节 主要技术指标选矿厂的主要技术指标见表1 表1序号指 标 名 称单 位数 量备 注（一）（二）（三）（四）（五）一采矿1生产规模t/a165000500t/d2出矿品位： 铜 2.603采矿方法露天开采二选矿1工艺流程优先浮选2生产规模t/d500t/a1650003铜精矿品位204选矿回收率：铜605金属量：铜t/a25746 铜精矿产量（干重）t/a128707尾矿品位：铜1.138尾矿排放量t/a152130三供电1装机容量kw878.12工作容量kw878.13计算负荷kw878.14年耗电量万度695.465单位矿石耗电量度/t42.1488四供水1总用水量m3/d1922.112单位矿石耗水量m3/t矿3.85五总图运输1年运入量t/a2年运出量t/a六设备总重量t257.16七劳动定员及劳动生产率1在册职工人数：选矿人952实物劳动生产率选矿厂全员t/人a1736.84生产工人t/人a2357.14八选矿成本元/t84.205第二篇 工 艺第一章 工艺流程的选择与计算第一节 选矿厂工作制度与设备作业率本节主要用下表2说明，无需作其他叙述。车 间 生 产 能 力 及 工 作 制 度 表2车间名称年工作日 数日工作班 数班工作时 数生 产 能 力设 备作业率%吨/年吨/日吨/时破碎车间3302616500050041.6745.83磨浮车间3303816500050020.8391.67第二节 破碎筛分流程的选择与计算一、破碎流程的选择1、大屯选矿厂的破碎流程采用两段一闭路流程，制定破碎流程的依据：原矿给矿最大粒度（Dmax ），最终产品粒度（d min），原矿和各段破碎产物的粒度特性，原矿的物理性质、原矿含水量和含泥量等。 根据工作制度，破碎流程采用2班工作制，设计规模为500吨/日，合计为41.67吨/时，原矿最大给矿粒度为D max = 350 mm，破碎产品的最终产品粒度为d min = 25 mm。2、根据各类型破碎机的性能，各段的破碎比的情况，初选破碎机及筛分机型式如下表3所示：表3破 碎 段破碎机型式机工作条件破碎比范围第 一 段颚 式 破 碎 机开 路35第 二 段细碎型颚式破碎机闭 路35第二段采用振动筛进行预先及检查筛分 流程图如图1所示：原 矿 1234 56CI 图1 二、破碎筛分流程计算1、各段破碎比的确定 i总 = D上限/d下限 = 350/25 = 14 i总= i 1 i 2 = 3.5 4.0 2、计算各段破碎产物的最大粒度 d 2 /mm = D max / i 1 = 350 / 3.5 = 100 mm d 6 /mm = D max/（i 1 i 2）= 350/（3.5 4.0 ）= 25 mm 3、计算各段破碎机的排矿口宽度（e） e 1 /mm = d 2 / Z 1 = 100 / 1.6 = 62.5 （取 62 ） e 2/mm = 0.8 d 6 = 0.8 25 = 20 4、确定各段筛子的筛孔尺寸和筛分效率 第一段和第二段碎矿不需采用筛子进行预先筛分或检查筛分，第三段采用振动筛进行预先及检查筛分，其筛孔 a = 1.4 d 6 = 1.4 25 = 35 mm ，筛分效率 E = 65 % 。5、计算各产物的矿量（ 吨 / 时 ）和产率（ %） q 1 = q 2 = q 4 = 500 t/d 1 = 2 = 4 = 100 % C 1 = （1 2 E ）/6 E 5 = 6 = C 1 = 103.92 % =（10.520.65）/ 0.980.65 3 =2 + 6 = 100 %+103.92 % =203.92 % = 103.92 % （2 和6 可分别查图 5.2-3 和 5.2-5得，筛子的循环负荷 C 1 可由冯守本编的选矿厂设计表 5.2-8的计算公式算得。）q 3 = q 2 + q 6 = q 2（1 + C I）= 500 （1 + 103.92 %）= 1019.60 t/dq 5 = q 6 = q 3 q 2 = 1019.60500 = 519.60 t/d 6、列表检查，如表4所示：表4 破碎产物产物矿量（吨/日）产物产率（%）q 1500100q 2500100q 31019.60203.92q 4500100q 5519.60103.92q 6519.60103.92第三节 磨矿流程的选择与计算一、化学性质考查 1、光谱分析结果（见表5） 表5元 素AsAlSiSbMnMg概量（）原矿1.0010100.010.30.3原矿3.00310100.030.1元 素FeCrBiTiCaV概量（）原矿100.10.31.000.01原矿100.010.10.10.003元 素CuAgZnNiCoZr概量（）原矿1.000.0030.1原矿1.000.0010.030.0010.030.10.003 2、化学多元素分析结果（见表6） 表6元 素CuAsMnFeAg g/t含量（）原矿2.650.450.163.477.1原矿1.720.530.0471.365.7元 素CoCaOMgOAl2O3SiO2含量（）原矿0.0191.640.57.6873.86原矿0.00800.50.53.1988.57 3、铜物相分析结果（见表7） 表7矿样相 别硫酸铜游离氧化铜结合氧化铜硫化物总铜原矿铜含量（）0.0181.12 0.670.942.75铜分布率（）0.6640.76 24.3834.20100.00原矿铜含量（）0.00710.750.240.721.72铜分布率（）0.4143.6813.9841.93100.00原矿含铜2.75%，原矿验证样含铜1.72%。本次试验着重对原矿与原矿按重量比9：1的比例配矿后进行选矿流程试验，配矿后原矿品位2.60 %左右。主要金属矿物有孔雀石、赤铜矿、针铁矿等；脉石矿物以石英为主，其次是白云母、方解石等；真比重T = 2.80，假比重= 1.66，普氏硬度311，含水2% 。4、由矿石的可行性研究试验看出，先选硫化铜，再选氧化铜的优先浮选效果明显比硫化铜、氧化铜一起选的混合浮选效果要好，所以选用优先浮选流程，如图2所示：图2 二、磨矿流程的计算1、磨矿车间的工作制度为：330天，每天3班，每班8小时。2、一段磨的给矿粒度25 mm，其中-0.074mm级别含量见选矿厂设计，排矿粒度为0.15mm（相当于70%0.074）。3、第一段磨矿的循环负荷C II = 300 % 。 q 1 = q 5 = 500 t/d 1 = 5 = 100 % q 2 = q 3 =q 1（1 + C II）=500(1+300%)=2000 t/d 4 = 300% q 4 = q 1 C II = 500 300% = 1500 t/d 2 =3 =1 +4 = 100% + 300% = 400%第四节 选别流程的选择与计算一、选别流程的选择与计算1、求出必要而充分的原始指标数 N n = C （N p a p）= 2 （22 - 11）= 222、根据选矿试验确定原始指标，如表8所示表8产品编号681013151719212426286.1012.002.7017.304.5020.0011.804.1216.502.7020.0060.0050.805.3047.0030.5041.5023.104.5021.501.9518.503、用平衡方程式求出其余产物的n 值 27 =1 17 -28 = 100% - 41.50% - 18.50% = 40.00% 22 =26 + 27 = 1.95% + 40.00% = 41.95% 35 =21 + 22 = 4.50% + 41.95% = 46.45% 16 =35 -26 = 46.45% - 1.95% = 44.50% 33 =15 + 16= 30.50% + 44.50% = 75.00% 18 =13 17 = 47.00% - 41.50% = 5.50% 32 =8 +18 = 50.80% + 5.50% = 56.30% 14 =32 13 = 56.30% - 47.00% = 9.30% 31 =6 +14 = 60.00% + 9.30% = 69.30% 9 =31 8 = 69.30% - 50.80% = 18.50% 12 =9 +10 = 18.50% + 5.30% = 23.80% 30 =5 +12 = 100% + 23.80% = 123.80% 7 =30 6 = 123.80% - 60.00% = 63.80% 11 =7 10 = 63.80% - 5.30% = 58.50% 23 =33 11 = 75.00% - 58.50% = 16.50% 20 =23 21 = 16.50% - 4.50% = 12.00% 34 =19 +20 = 23.10% + 12.00% = 35.10% 25 =34 15 = 35.10% - 30.50% = 4.60% 36 =24 +25 = 21.50% + 4.60% = 26.10% 29 =36 19 = 26.10% - 23.10% = 3.00%4、按公式 n = 1n /n 求出各作业精矿之n 值，其余产物用平衡式法求出。 5 = 100 % 17 =117 /17 = 2.60% 41.50% / 20.00% = 5.40% 13 =113 /13= 2.60% 47.00% / 17.30% = 7.06% 8 =18 /8 = 2.60% 50.80% / 12.00% = 11.01% 6 =16 /6 = 2.60% 60.00% / 6.10% = 25.57% 28 =128/28 = 2.60% 18.50% / 20.00% = 2.40% 24 =124 /24 = 2.60% 21.50% / 16.50% = 3.39% 19 =119 /19 = 2.60% 23.10% / 11.80% = 5.09% 15 =115/15 = 2.60% 30.50% / 4.50% = 17.62%10 =110 /10 = 2.60% 5.30% / 2.70% = 5.10% 26 =126 /26 = 2.60% 1.95% / 2.70% = 1.88%21 =121/21 = 2.60% 4.50% / 4.12% = 2.84% 18 =13 17 = 7.06 % - 5.40% = 1.66%32 =8 + 18 = 11.01% + 1.66% = 12.67%14 =32 13 = 12.67% - 7.06% = 5.61%31 =6 + 14 = 25.57% + 5.61% = 31.18%9 =31 8 = 31.18% - 11.01% = 20.17% 12 =9 + 10 = 20.17% + 5.10% = 25.27% 30 =5 + 12 = 100% + 25.27% = 125.27%7 =30 6 = 125.27% - 25.57% = 99.70%11 =7 10 = 99.70% - 5.10% = 94.60%29 =24 28 = 3.39% - 2.40% = 0.99%36 =19 + 29 = 5.09% + 0.99% = 6.08%25 =36 24 = 6.08% - 3.39% = 2.69%34 =15 + 25 = 17.62% + 2.69% = 20.31%20 =34 19 = 20.31% - 5.09% = 15.22%23 =20 + 21 = 15.22% + 2.84% = 18.06%33 =11 + 23 = 94.60% + 18.06% = 112.66%16 =33 15 = 112.66% - 17.62% = 95.04%35 =16 + 26 = 95.04% + 1.88% = 96.92%22 =35 21 = 96.92% - 2.84% = 94.08%27 =22 26 = 94.08% - 1.88% = 92.20%5、按公式 n = 1n/ n 求出其余产物之n 值 1 =5 = 2.60%18 =118 /18 = 2.60% 5.50% / 1.66% = 8.61% 32 =132 /32 = 2.60% 56.30% / 12.67% = 11.55% 14 =114 /14 = 2.60% 9.30% / 5.61% = 4.31% 31 =131 /31 = 2.60% 69.30% / 31.18% = 5.78% 9 =19 /9 = 2.60% 18.50% / 20.17% = 2.38% 12 =112 /12 = 2.60% 23.80% / 25.27% = 2.45% 30 =130 /30 = 2.60% 123.80% / 125.27% = 2.57% 7 =17 /7 = 2.60% 63.80% / 99.70% = 1.66% 11 =111 /11 = 2.60% 58.50% / 94.60% = 1.61%29 =129 /29 = 2.60% 3.00% / 0.99% = 7.88% 36 =136 /36 = 2.60% 26.10% / 6.08% = 11.16% 25 =125 /25 = 2.60% 4.60% / 2.69% = 4.45% 34 =134 /34 = 2.60% 35.10% / 20.31% = 4.49% 20 =120 /20 = 2.60% 12.00% / 15.22% = 2.05% 23 =123 /23 = 2.60% 16.50% / 18.06% = 2.38% 33 =133 /33 = 2.60% 75.00% / 112.66% = 1.73% 16 =116 /16 = 2.60% 44.50% / 95.04% = 1.22% 35 =135 /35 = 2.60% 46.45% / 96.92% = 1.25% 22 =122 /22 = 2.60% 41.95% / 94.08% = 1.16% 27 =127 /27 = 2.60% 40.00% / 92.20% = 1.13%6、按公式 Q n = Q1n 求出各作业精矿之Q n ，再用平衡法求出其余产品之Q n Q 17 = Q117 = 500 5.40% = 27.00 t/d Q 13 = Q113 = 500 7.06% = 35.30 t/d Q 8 = Q18 = 500 11.01% = 55.05 t/dQ 6 = Q16 = 500 25.57% = 127.85 t/dQ 28 = Q128 = 500 2.40% = 12.00 t/dQ 24 = Q124 = 500 3.39% = 16.95 t/d Q 19 = Q119 = 500 5.09% = 25.45 t/d Q 15 = Q115 = 500 17.62% = 88.10 t/dQ 10 = Q110 = 500 5.10% = 25.50 t/dQ 26 = Q126 = 500 1.88% = 9.40 t/dQ 21 = Q121 = 500 2.84% = 14.20 t/dQ 27 = Q1 Q 17 Q 28 = 50027.00 12.00 = 461.00 t/dQ 22 = Q 26 + Q 27 = 9.40 + 461.00 = 470.40 t/dQ 35 = Q 21 + Q 22 = 14.20 + 470.40 = 484.60 t/dQ 16 = Q 35 Q 26 = 484.60 9.40 = 475.20 t/dQ 33 = Q 15 + Q 16 = 88.10 + 475.20 = 563.30 t/dQ 18 = Q 13 Q 17 = 35.30 27.00 = 8.30 t/dQ 32 = Q 8 + Q 18 = 55.05 + 8.30 = 63.35 t/dQ 14 = Q 32 Q 13 = 63.35 35.30 = 28.05 t/dQ 31 = Q 6 + Q 14 = 127.85 + 28.05 = 155.90 t/dQ 9 = Q 31 Q 8 = 155.90 55.05 = 100.85 t/dQ 12 = Q 9 + Q 10 = 100.85 + 25.50 = 126.35 t/dQ 30 = Q 5 + Q 12 = 500 + 126.35 = 626.35 t/dQ 7 = Q 30 Q 6 = 626.35 127.85 = 498.50 t/dQ 11 = Q 7 - Q 10 = 498.50 25.50 = 473.00 t/dQ 23 = Q 33 - Q 11 = 563.30 473.00 = 90.30 t/dQ 20 = Q 23 - Q 21 = 90.30 14.20 = 76.10 t/dQ 34 = Q 19 + Q 20 = 25.45 + 76.10 = 101.55 t/dQ 25 = Q 34 - Q 15 = 101.55 - 88.10 = 13.45 t/dQ 36 = Q 24 + Q 25 = 16.95 + 13.45 = 30.40 t/dQ 29 = Q 36 - Q 19 = 30.4025.45 = 4.95 t/d7、编制磨浮数质量平衡表（如表9所示）表9作业及产品编号作业及产品名 称Q T/日 % % %1原矿给矿500.00100.002.60100.002原矿及返砂2000.00400.002.60400.003一段磨矿产品2000.00400.002.60400.004分级机返砂1500.00300.002.60300.005分级机溢流500.00100.002.60100.006硫化铜粗选精矿127.8525.576.1060.007硫化铜粗选尾矿498.5099.701.6663.808硫化铜精选I精矿55.0511.0112.0050.809硫化铜精选I尾矿100.8520.172.3818.5010硫化铜扫选精矿25.505.102.705.3011硫化铜扫选尾矿473.0094.601.6158.5012精I尾矿、扫选精矿126.3525.272.4523.8013硫化铜精选II精矿35.307.0617.3047.0014硫化铜精选II尾矿28.055.614.319.3015氧化铜粗选精矿88.1017.624.5030.5016氧化铜粗选尾矿475.2095.041.2244.5017硫化铜精选III精矿27.005.4020.0041.5018硫化铜精选III尾矿8.301.668.615.5019氧化铜精选I精矿25.455.0911.8023.1020氧化铜精选I尾矿76.1015.222.0512.0021氧化铜扫选I精矿14.202.844.124.5022氧化铜扫选I尾矿470.4094.081.1641.9523精I尾矿、扫I精矿90.3018.062.3816.5024氧化铜精选II精矿16.953.3916.5021.5025氧化铜精选II尾矿13.452.694.454.6026氧化铜扫选II精矿9.401.882.701.9527氧化铜扫选II尾矿461.0092.201.1340.0028氧化铜精选III精矿12.002.4020.0018.5029氧化铜精选III尾矿4.950.997.883.0030溢流、硫化铜精I尾矿和扫选精矿626.35125.272.57123.8031硫化铜粗选精矿和精II尾矿155.9031.185.7869.3032硫化铜精I精矿和精III尾矿63.3512.6711.5556.3033硫化铜扫选尾矿、氧化铜精I尾矿和扫I精矿563.30112.661.7375.0034氧化铜粗选精矿和精II尾矿101.5520.314.4935.1035氧化铜粗选尾矿、扫II精矿484.6096.921.2546.4536氧化铜精I精矿和精III尾矿30.406.0811.1626.10I一段磨矿2000400.002.60400.00II分级机分级2000400.002.60400.00III硫化铜粗选626.35125.272.57123.80IV硫化铜精选I155.9031.185.7869.30V硫化铜扫选498.5099.701.6663.80VI硫化铜精选II63.3512.6711.5556.30VII氧化铜粗选563.30112.661.7375.00VIII硫化铜精选III35.307.0617.3047.00IX氧化铜精选I101.5520.314.4935.10X氧化铜扫选I484.6096.921.2546.45XI氧化铜精选II30.406.0811.1626.10XII氧化铜扫选II470.4094.081.1641.95XIII氧化铜精选III16.953.3916.5021.50二、矿浆流程的计算1、列出各产品重量表 数据取自磨浮流程的计算结果，列表格式如表10所示：各 产 物 重 量 表 表10产品编号12345678Q 吨/日500.002000.002000.001500.00500.00127.85498.5055.05产品编号910111213141516Q 吨/日100.8525.50473.00126.3535.3028.0588.10475.20产品编号1718192021222324Q 吨/日27.008.3025.4576.1014.20470.4090.3016.95产品编号2526272829303132Q 吨/日13.459.40461.0012.004.95626.35155.9063.35产品编号33343536Q 吨/日563.30101.55484.6030.402、确定原始指标，如表11所示：表11必须保证的Rn 值不可调节的Rn 值R I = 0.30R 1 = 0.02R IV = 3.5R 4 = 0.20R VI = 4.0R 6 = 2.0R VIII = 4.5R 8 = 1.0R IX = 3.5R 10 = 2.3R XI = 4.0R 13 = 1.2R XII = 3.5R 15 = 2.0R XIII = 4.5R 17 = 1.5R 19 = 1.0R 21 = 2.0R 24 = 1.2R 26 = 2.5R 28 = 1.53、根据Wn = Qn Rn ，求出已知Rn 值，作业及产物之Wn 值 ；按平衡方程式求出其余产物之W n 值及补加水L n W 1 = Q 1 R 1 = 500 0.02 = 10 t/dW I = Q 8 R I = 2000 0.30 = 600 t/dW 3 = W I = 600 t/dW 4 = Q 4 R 4 = 1500 0.20 = 300 t/dW 2 = W 1 + W 4 = 10 + 300 = 310 t/d L I = W I W 2 = 600310 = 290 t/dW 17 = Q 17 R 17 = 27.00 1.5 = 40.50 t/dW VIII = Q 13 R VIII = 35.30 4.5 = 158.85 t/dW 18 = WVIII - W 17 = 158.8540.50 = 118.35 t/dW 13 = Q 13 R 13 = 35.30 1.2 = 42.36 t/dW VI = Q 32 R VI = 63.35 4.0 = 253.40 t/dW 14 = W VI - W 13 = 253.4042.36 = 211.04 t/dW 8 = Q 8 R 8 = 55.05 1.0 = 55.05 t/dW 32 = W 8 + W 18 = 55.05 + 118.35 = 173.40 t/dW IV = Q 31 R IV = 155.90 3.5 = 545.65 t/dW 9 = W IV - W 8 = 545.6555.05 = 490.60 t/dL VIII = W VIII W 13 = 158.8542.36 = 116.49 t/dL VI = W VI W 32 = 253.40 173.40 = 80.00 t/dW 28 = Q 28 R 28 = 12.00 1.5 = 18.00 t/dW XIII = Q 24 R XIII = 16.95 4.5 = 76.275 t/dW 29 = W XIII - W 28 = 76.27518.00 = 58.275 t/dW 24 = Q 24 R 24 = 16.95 1.2 = 20.34 t/dW XI = Q 36 R XI = 30.40 4.0 = 121.60 t /dW 25 = W XI - W 24 = 121.6020.34 = 101.26 t/dW 19 = Q 19 R 19 = 25.45 1.0 = 25.45 t/d W 36 = W 19 + W 29 = 25.45 + 58.275 = 83.725 t/dW IX = Q 34 R IX = 101.55 3.5 = 355.425 t/dW 20 = W IXW 19 = 355.42525.45 = 329.975 t/dL XIII = W XIIIW 24 = 76.27520.34 = 55.935 t/dL XI = W XI W 36 = 121.6083.725 = 37.875 t/dW 26 = Q 26 R 26 = 9.40 2.5 = 23.50 t/d W XII = Q 22 R XII = 470.40 3.5 = 1646.40 t/d W 27 = W XII W 26 = 1646.4023.50 = 1622.90 t/d 令 L XII = 0W 22 = W XII = 1646.40 t/dW 21 = Q 21 R 21 = 14.20 2.0 = 28.40 t/d W 23 = W 20 + W 21 = 329.975 + 28.40 = 358.375 t/dW X = W 21 + W 22 = 28.40 + 1646.40 = 1674.80 t/d令 L X = 0W 35 = W X = 1674.80 t/dW 16 = W X W 26 = 1674.8023.50 = 1651.30 t/dW 15 = Q 15 R 15 = 88.10 2.0 = 176.20 t/dW VII = W 15 + W 16 = 176.20 + 1651.30 = 1827.50 t/dW 34 = W 15 + W 25 = 176.20 + 101.26 = 277.46 t/d令 L VII = 0W 33 = W VII = 1827.50 t/dL IX = W IXW 34 = 355.425277.46 = 77.965 t/dW 11 = W VII W 23 = 1827.50358.375 = 1469.125 t/dW 10 = Q 10 R 10 = 25.50 2.3 = 58.65 t/dW 12 = W 9 + W 10 = 490.60 + 58.65 = 549.25 t/dW V = W 10 + W 11 = 58.65 + 1469.125 = 1527.775 t/d令 L V = 0W 7 = W V = 1527.775 t/dW 6 = Q 6 R 6 = 127.85 2.0 = 255.70 t/dW III = W 6 + W 7 = 255.70 + 1527.775 = 1783.475 t/dW 31 = W 6 + W 14 = 255.70 + 211.04 = 466.74 t/dL IV = W IVW 31 = 545.65466.74 = 78.91 t/d令 L III = 0W 30 = W III = 1783.475 t/dW 5 = W III W 12 = 1783.475549.25 = 1234.225 t/dW II = W 5 + W 4 = 1234.225 + 300 = 1534.225 t/dL II = W IIW 3 = 1534.225600 = 934.225 t/d4、按公式 R n = W n / Q n 计算作业及产物中的R n 值 R II = W II / Q 3 = 1534.225 / 2450 = 0.767 R III = W III / Q 30 = 1783.475 / 626.35 = 2.85 R V = W V / Q 7 = 1527.775 / 498.50 = 3.06 R VII = W VII / Q 33 = 1827.50 / 563.30 = 3.24R X = W X / Q 35 = 1674.80 / 484.60 = 3.46 R 2 = W 2 / Q 2 = 310 / 2000 = 0.155 R 3 = W 3 / Q 3 = 600 / 2000 = 0.30 R 5 = W 5 / Q 5 = 1234.225 / 500 = 2.47 R 7 = W 7 / Q 7 = 1527.775 / 498.50 = 3.06 R 9 = W 9 / Q 9 = 490.60 / 100.85 = 4.86 R 11 = W 11 / Q 11 = 1469.125 / 473.00 = 3.10 R 12 = W 12 / Q 12 = 549.25 / 126.35 = 4.35 R 14 = W 14 / Q 14 = 211.04 / 28.05 = 7.52 R 16 = W 16 / Q 16 = 1651.30 / 475.20 = 3.47 R 18 = W 18 / Q 18 = 118.35 / 8.30 = 14.26 R 20 = W 20 / Q 20 = 329.975 / 76.10 = 4.34 R 22 = W 22 / Q 22 = 1646.40 / 470.40 = 3.50 R 23 = W 23 / Q 23 = 358.375 / 90.30 = 3.97 R 25 = W 25 / Q 25 = 10.06 / 13.45 = 0.75 R 27 = W 27 / Q 27 = 1622.90 / 461.00 = 3.52 R 29 = W 29 / Q 29 = 58.275 / 4.95 = 11.77 R 30 = W 30 / Q 30 = 1783.475 / 626.35 = 2.85 R 31 = W 31 / Q 31 = 466.74 / 155.90 = 2.99 R 32 = W 32 / Q 32 = 173.40 / 63.35 = 2.74 R 33 = W 33 / Q 33 = 1827.50 / 563.30 = 3.24 R 34 = W 34 / Q 34 = 277.46 / 101.55 = 2.73 R 35 = W 35 / Q 35 = 1674.80 / 484.60 = 3.46 R 36 = W 36 / Q 36 = 83.725 / 30.40 = 2.755、按公式 V n = Q n（R n + 1 / ）= Wn + Qn /计算各作业及产物之V n 值 V1 = W 1 + Q 1 / = 10 + 500 / 2.80 = 188.57 m3 /d V2 = W 2 + Q 2 / = 310 + 2000 / 2.80 = 1024.28 m3 /d V3 = W 3 + Q 3 / = 600 + 2000 / 2.80 = 1314.28 m3 /d V4 = W4 + Q 4 / = 300 + 1500 / 2.80 = 835.705 m3 /d V5 = W 5 + Q 5 / = 1234.225 + 500 / 2.80 = 1412.80 m3 /d V6 = W 6 + Q 6 / = 255.70 + 127.85 / 2.80 = 301.36 m3 /d V7 = W 7 + Q 7 / = 1527.775 + 498.50 / 2.80 = 1705.81 m3 /d V8 = W 8 + Q 8 / = 55.05 + 55.05 / 2.80 = 74.71 m3 /d V9 = W 9 + Q 9 / = 490.60 + 100.85 / 2.80 = 526.62 m3 /d V10 = W10 + Q 10 / = 58.65 + 25.50 / 2.80 = 67.76 m3 /d V11 = W 11 + Q 11 / = 1469.125 + 473.00 / 2.80 = 1638.05 m3 /d V12 = W 12 + Q 12 / = 549.25 + 126.35 / 2.80 = 594.37 m3 /d V13 = W 13 + Q 13 / = 42.36 + 35.30 / 2.80 = 54.97 m3 /d V14 = W 14 + Q 14