Liquid Outflow CalcsNon-Boiling Liquid Outflow through a Hole from a Vertical Cylindrical VesselReference: Methods for the calculation of physical effects - due to releases of hazardous materials (liquids & gases)"Yellow Book" - CPR14EFor theory and equations refer the worksheet - "Theory & Equations"CalculationsInputsNon-Boiling LiquidAcrylonitrileVessel TypeVertical CylinderLength, L =14mDiameter, D =24.5mFilling Degree, =0.8Vessel Pr, PaL =1.01325baraTemp, T0 =15CHole size, dh =0.1mDisch. Coeff., Cd =0.62Final Time, tend =3600sNo. of time-steps, Nt =50(considered to be appropriate choice)Liquid Density, L =812.5kg/m3@T0Downstream Pr, Pa =1.01325bara
OutputsHole C/S Area, Ah =0.007854m2Time Change, T =72sTotal Vessel Vol., V =6600m3Corrected Vol@, VL =5280m3Liquid Mass @VL, QL =4290061kgLiquid Height, hL =11.2mHydraulic Pr @hL, Ph =0.89baraTotal Pr @opening, P =1.906bara
Time after Rupture, sMass flow Rate, kg/sTotal Mass Release, kgLiquid Level in the vessel, mTotal Pr @opening, P, bara058.64011.21.9067258.61422211.191.90514458.58844011.181.90421658.551265411.171.90328858.521686311.161.90236058.502106911.141.90143258.472527011.131.90050458.442946711.121.90057658.413366011.111.89964858.383784911.101.89872058.354203411.091.89779258.324621511.081.89686458.295039111.071.89593658.275456411.061.894100858.245873211.051.893108058.216289611.041.893115258.186705611.021.892122458.157121211.011.891129658.127536411.001.890136858.097951110.991.889144058.078365510.981.888151258.048779510.971.887158458.019193010.961.887165657.989606110.951.886172857.9510018910.941.885180057.9210431210.931.884187257.8910843110.921.883194457.8711254610.911.882201657.8411665710.901.881208857.8112076410.881.881216057.7812486610.871.880223257.7512896510.861.879230457.7213306010.851.878237657.6913715010.841.877244857.6714123710.831.876252057.6414531910.821.875259257.6114939810.811.875266457.5815347210.801.874273657.5515754310.791.873280857.5216160910.781.872288057.5016567110.771.871295257.4716972910.761.870302457.4417378310.751.870309657.4117783410.741.869316857.3818188010.731.868324057.3618592210.711.867331257.3318996010.701.866338457.3019399410.691.865345657.2719802410.681.864352857.2420205010.671.864360057.2120607210.661.863Prepared by:Ankur SrivastavaChemical EngineerEmail:[email protected] Status:1st Issue
Theory and Equations
