【《油库设计中公路发油系统工艺设计》2800字】.docx

油库设计中公路发油系统工艺设计目录油库设计中公路发油系霰1.艺设计11.1 公路®孩®水ttK11.1.1 管径m计算长度确定11.1.2 系扬程的确定21.1.3 流下泵所需的扬程492例油和95#汽油511.4，几何安装!8度的确定61.15泵(S人性能校核72公路IR装发油水1-71.2.1 管径及计算长度的确定71.2.2 拈4各首段摩阻的计算81.2.3 选系及校核913公路整装发油水力计算91.1公路散装轻油发油水力计算1.M管径与计算长度确定I)计算管往结合本成品油库输量等数据选取DN80公称直径发油鸽管.取该收发油作业业务流量为50“户h,计算方法与铁路收油完全相同,业务流量与管径如表5-1所示：«5-1各油品公路做装油作业计皆径油品92#军汽95#军汽0#轻柴/()#轻柴-20#g«眄管流量fm'/h5050505050C&,排酬量/m'/h5050505()50妈、排管流.速/ms2.52.52.02.02.0吸入管流速m&1.51.51.31.31.3的管管径/m0.0810.0810.0810.0810.081吸入管管径，m0.1090.1090.1170.1170.117择出管管径/m0.0840.0840.0940.0940.094即轻油管选取标准管径如表5-2:«5-2名轻油选取标宸号径油品92#军汽95峰汽。#轻柴“0#轻柴20#稣鹤田m89×489×489×489×4X9×4吸入管/mI40×5I4O×5I59×4.51)159x4.5I59×4.5排出管/mI08×4I08×4II4×4II4×4II4×42)计算长度的确定计算长度的确定方法参照铁路收油,具体计算结果如表5-3所示:»5-3各轻油公路做装发油作业各皆段计算长度口段长度种类92#车汽9S#车汽。田-10#轻柴2)#轻柴当蠹1.dZm22.76122.76122.76122.76122.761踏管几何1.nm4.854.854.854.854.8527.61127.61127.61127.61127.611当量1.d/m91.5291.52119.1101.6110.4吸入管几何1.jJm271.9271.9231.27229.6259.84计算Um367.42367.42354.37331.2370.24当量1.dZm37.337.341.65841.655839.538持出管几何1.j/m1)9.6119.693.61()6.6106.6计算Um156.9156.9131.258!48.2581461381.1.2泵扬程的确定D管路摩帕计算参照铁路收油作业计算过程,公路散装发油时的结果如表5-4所示:»5-4各油品各管段餐计算油品92晔汽953军汽0"轻柴-1。"轻柴20#轻柴钻度/(rrf)X10-60.570.5711.411.411.4流m3/h5050505050混合摩擦混合摩撩水力光滑水力光滑水力光滑鹤散m2.8592.8593.3933.3933.393吸入管/m3.5663.5662.3332.2062.437排出管/m1.6601.6604.6321.077t.005总摩闱/m12.O4I2.0S410.35810.67710.835校核工作点,需要计算管涔在不同流量下的摩阻损失,将所计算的数据列如表5-5所示：表55各轻油在不耽下的摩用油品种类流m'/hMWSn吸入皆师/m排出皆师/m总阻401.8812.3463.7237.949452.3462.9264.6449.91692#车汽502.8593.5661.66012.084553.4194.2646.76814.452604.0251.0217.96917.015401.8X12.3463.7237.949452.3462.9264.6449.91695#车汽502.8593.5661.66012.()84553.4194.2646.76814.452604.0251.0217.96917.015402.2961.5793.1357.()09452.8221.9403.8528.6140#轻柴503.3932.3334.63210.358554.0092.7561.47312.238604.6683.2096.37314.251402.2961.4933.4367.225452.8221.8354.2228.879-I(W轻柒503.3932.2061.07710.677554.0092.6071.99912.615604.6683.0366.98614.690402.2961.6493.3877.332-20»轻柒452.8222.0274.1629.011503.3932.4371.(X)510.835554.0092.8791.91312.8022)储曜区与其他设备的高度差确定(I)选择CGJ526OGTYYTA型运油车,其基础数据：9.445X2.5X3.3.汽车屣车实际体积为16m，。直径2.5m.灌车中心圈地为2.05m。汽车罐车各工况下液位标高：高液位标高：2.5Hs-=25+2.05+=28.3m*2中液位标高：HA=25+2.05=27.05m低液位标高：H区=25+2.05=25.8m(2)其液位差计算如表5-6所示：表56各轻油储与汽车油车液位差油艮惠T¢/111低T5m中一中/m离一离/m低一离/m92#车汽11.67506.587513.175-2.595#车汽11.67506.587513.175-2.50#轻柴11.17204.3368.672-2.5-10#轻柴11.17204.3368.672-2.520#轻柴11.17204.3368.672-2.5M3各流下泵所需的物程1)管路所需的总扬程不同工作情况下泵所需的达到扬程如表5-7所示：»5-7不RM1.况下多触流的泵所I1.e的插程油艮流疝"低T½rn中一中/m8Sz>'抵Tkm4()23.6247.94914.536521.1241.4494521.5919.91616.503523.0917.41692#车汽5027.75912,08418.671521.2599.5845530.12714.45221.039527.62711.9526032.6917.01523.602530.1914.5154023.6247.94914.536521.1241.4494521.5919.91616.503523.0917.41695#车汽5027.75912.08418.671521.2599.5845530.12714.45221.039527.62711.9526032.6917.01523.602530.1914.5154018.1817.009!1.34511.6814.5094519.7868.61412.9517.2866.1140#轻柴5021.5310.35814.69419.037.8585523.4112.23816.57420.919.7386021.42314.25118.58722.92311.7514018.3977.22511.56111.8974.7254520.0518.87913.21517.5516.379-10#轻柴5021.84910.67711.01319.3498.1775523.78712.61516.95121.28710.1156021.86214.6919.02623,36212.1940IX.5047.33211.66«16.(XM4.8324520.1839.01113.34717.6836.511-20#羟柴5022.00710.83511.17119.5078.3355523,97412.80217.13821.47410,3026026.07914.90719.24323.57912.4072）离心泵的选择92#汽油和95#汽油在中一中液位的工况下，选取1S80-65-125型卧式管道阍心象，该型号离心泵性能如表5-8所示：«5-S惠心泵性能售敷a¾搦程效率/%rmin电机功率Zkw汽检余/NPSHrm,/h/Is308.3322.564IS8O-65-1255013.9207529001.52.56016.718740#轻柴»5-9惠心泵怏能IMR婚程/m效率/%rmin电机功率Zkw汽检余/NESHrm,Zh1.s31.38.717.566ISW8O-125A4512.51671290043.05816.113.669将泵特性曲线与管路特性曲线绘制在同一图中,根据图找出不向油品中一中液位的工作点：表5.10各轻油实际工作点钥R油品实际工作点流'm'/h实际工作点扬程泵效率是否位于高效工作区92#,95#车汽5219.60#轻柒51II.I是10#轻柴5011.0-204轻柴5011.01.1.4 泵几何安装高度的确定以92#汽油为例.低-低工况下工作点在图中可知：Q=61.m3,H=17.6m.h戈=5.18zn,AJ=2.8mu则泵的安装高度：-AJ1.=0.995×IOs-5.1X9.8×IO3741.6125×9.8-5.18-2.8=-1.1711即录入口中心线-吸入液面标高（低）Hj=-1.17m即泵人口中心线25.8-1.17=24.63m取泵入口中心线标高24.63m可得各油品计算结果：表5-11低TtT况下泵安装JS度油SB92*车汽950车汽03羟柴-IoN轻柴-20唱柴空度kgn?741.6125冕和蒸汽压mH91.1721.3495859.4508859.4508859.45081.1-低一低工况下流量，m1/h61615857.557低低工况下扬程/m17.617.613.613.613.6h吸/m1.181.183.032.823.07hrm2.82.83.3333.3-1.170.971.481.691.44泵入口中心线标高加24.6324.8331.2831.4931.241.1.5 泵吸入性能校核参照上述校核计究过程，公路散装发油泵校核结果如下表:»5-12泵性能枚核计算结果油品流速m'/hynHJm大小比较校核结果920车汽1.284.14.1IHJ=Hs满足95#车汽1.2X4.343IHJ三Hs满足0#轻柴0.919.18.6【町Hs满足-10#轻柴0.99.18.6HJ>也满足20#轻柴0.99.18.6间>Hs遨足由上表可知所选用的油泉不会发生汽蚀，泵入口能够正常吸入，选泵合适。1.2拓油公路散装发油水力计算1.2.1 誉径及计算长度的确定1）管径确定参照铁路收油计算过程得该作业管径如表5-13所示：表5.13酗5油公路敏襄发油作业计算曾径油品1。硼射油3。叭油机油2便柴油机油的营百径/m0.0810.X1().81吸入管管径，m0.0940.1030.98持出管管径，m0.0840.0980.94查石油库工艺设计手册可选取标准管径：»5-14各船油选取标施腔油品<Mff1.加味油机油2。#柴油机油的管管径/m89×489×4X9×4吸入管管径，mI08×4II4×4I08×4择出管管径，mI08×4I08×4)08×42）计算长度的确定计算长度的确定方法在此不在赘述,具结果如表5-15所示:«5.15公路IR发作亚的各类型长度油品3。#汽油机油20*机油当量1.d，m22.76122.76122.761S绮几何Wm3.643.643.64计算Dm26.40126.40126.401当量1.d，m70.474.62473.6吸入管几何1.j/m79.3379.3391.83计算Um149.73153.954161.43当量Idm37.337.337.3排出管几何1.j/m121.6112.6112.6计箜Um162.9149.9149.91.2.2 赭油各管段摩阻的计算粘油摩阻计算使用之前轻油计算程序诳行计算,结果如下表:表516各油品各雷倒用计算10#机械油30#汽油机油20#柴油机油黏度/(11fs)XIO-6601591403HB,m1/h303030流态展流、过渡区（鹤管）层流区层流区一管/m1.0133.3722.969吸入管/m3.1076.7068.010排出管3.3808.2437.258总厚除/m7.50018.32118.23712.3选泵及校核D粘油泵选择由以上计算选择2CY60,3型齿轮泵,具体参数如下表:»5-17齿花泵IHR表型号吸入口径mm流m,/h压力/MPaH空度/m功率kw电机班号2CY29/670290.65I1.Y1801.-42）钻油泵校核校核原则：与铁路作业一致。选用最大粘度油品迸行计算,则其余油品必然符合结果，20#柴油机油校核排出压力：P92gA0.6×IO6907778+°5=6795n,99500907738+33+726=2175w满足校核原则，目容积式泵有部分自吸能力,则吸入段必然也满足。13公路整装发油水力计算选则移动式手动灌油栓，间距为2m,对于灌装2001.桶时,轻油时间控制在Imin（流集I2m3）,粘油为3min（流星411?h）0鉴于公路整装的发油量不多，使其与公路散装发油泵相连,无需迸行水力计算.所选散装油泵满足灌桶作业。