SarDROID Engineering Apps

Lite version of "Process Engineering Tools"contains the following calculators :1) Air cooler (NOW FOR FREE!);2) Control valve (liquids) (AVAILABLE ONLY IN FULL VERSION);3) Flow through orifice (AVAILABLE ONLY IN FULL VERSION);4) Flash steam (AVAILABLE ONLY IN FULL VERSION);5) Gas compressor;6) Gas Properties (AVAILABLE ONLY IN FULL VERSION);7) Gas turbine (AVAILABLE ONLY IN FULL VERSION);8) Heat exchanger simulator (AVAILABLE ONLY IN FULL VERSION);9) Packed tower (AVAILABLE ONLY IN FULL VERSION);10) Pressure drop (AVAILABLE ONLY IN FULL VERSION);11) Pump;12) Simulators: selection of thermodynamic package (NOW FORFREE!);13) Steam ejector (AVAILABLE ONLY IN FULL VERSION);14) Steam turbine (AVAILABLE ONLY IN FULL VERSION);15) Unit converter*** AIR COOLER ***The short-cut design procedure adopted in this sheet,  can beused for rough sizing and cost estimating purposes. Theprocedure yields estimates of plot area, fan power requirements,and finned surface area for a typical air-cooled exchanger.*** CONTROL VALVES (for liquids) ***This sheet allows you to calculate globe valve's opening for liquidflow.It can help you to verify the pressure drop of a globe valve forcertain flow condition or to calculate unknown mass flow knowingvalve's opening.*** COMPRESSOR ***This sheet allows you to estimate the absorbed power of amultistage compressor.***FLOW THROUGH ORIFICE ***This sheet allows you to calculate mass flowrate through a orificeplate.***FLASH STEAM ***This sheet allows you to estimate the flash steam released from hotcondensate when its pressure is reduced.*** GAS PROPERTIES ***This sheet allows you to calculate the following properties for agas:- Molecular weight;- Critical temperature and pressure;- Acentric factor;- Heat capacity;- Thermal conductivity;- Viscosity;- Compressibility factor;- Density;- Vapor pressure.*** GAS TURBINE ***This sheet allows you to calculate the perfomance of a gas turbine(simple cycle).Two calculation mode are implemented:> Check mode.> Simulation mode.Calculations are made under the assumption of air standard Braytoncycle.*** HEAT EXCHANGER SIMULATOR ***This sheet allows you to calculate outlet temperatures fromexisting shell&tube exchanger, if you know only inletconditions of the fluids.*** PRESSURE DROP ***This sheet allows you to calculate pressure drop for liquids andgases along circular pipe.Pressure loss in piping without any size changes occurs due tofriction beetween the fluid and the pipe walls.*** SIMULATORS: SELECTION OF THERMODYNAMIC PACKAGE ***This sheet helps you to select right property package while usingprocess simulators.*** PUMP ***This sheet allows you to calculate the perfomance of a pump interms of absorbed power and efficiency.> Check mode - the app calculates: hydraulic head, absorbedpower (knowing voltage and current) and pump efficiency.> Simulation mode - assuming pump efficiency, the app calculateshydraulic head and absorbed power.*** STEAM TURBINE ***This sheet allows you to calculate: a)Produced power, b)Specificsteam consumption, c)Outlet temperature d)Outlet vapor fraction e)Cooling water flowrate & Condenser duty (if a condenser ispresent).Necessary input data are: a)Steam flowrate , b)Inlet steamconditions (P-T), c)Outlet pressure d)Turbine efficiency (due tothe no-isentropic expansion of steam along turbine), e)Temperatures of cooling water (if a condenser is present).*** STEAM EJECTOR ***This sheet allows you to estimate motive steam consumption of asingle stage ejector given the following input data: temperature,pressure, flow rate and gas composition of suction mixture.*** PACKED TOWER ***This sheet allows you to estimate %flooding and pressure drop forpacked fractionators.*** UNIT CONVERTER ***A classic unit converter.******** SOON MORE FREE UPDATES ********Keywords: chemical engineering , process engineering , industry, tools

*********** SOON MORE FREE UPDATES ***********The app contains the following calculators:1) Air cooler;2) Control valve (liquids)3) Flash steam;4) Flow through orifice5) Gas compressor;6) Gas Properties;7) Gas turbine;8) Heat exchanger simulator9) Packed tower;10) Pressure drop;11) Pump;12) Simulators: selection of thermodynamic package13) Steam ejector;14) Steam turbine;15) Unit converter*** AIR COOLER ***The short-cut design procedure adopted in this sheet,  can beused for rough sizing and cost estimating purposes. Theprocedure yields estimates of plot area, fan power requirements,and finned surface area for a typical air-cooled exchanger.*** CONTROL VALVES (for liquids) ***This sheet allows you to calculate globe valve's opening for liquidflow.It can help you to verify the pressure drop of a globe valve forcertain flow condition or to calculate unknown mass flow knowingvalve's opening.*** COMPRESSOR ***This sheet allows you to estimate the absorbed power of amultistage compressor.***FLOW THROUGH ORIFICE ***This sheet allows you to calculate mass flowrate through a orificeplate.***FLASH STEAM ***This sheet allows you to estimate the flash steam released from hotcondensate when its pressure is reduced.*** GAS PROPERTIES ***This sheet allows you to calculate the following properties for agas:- Molecular weight;- Critical temperature and pressure;- Acentric factor;- Heat capacity;- Thermal conductivity;- Viscosity;- Compressibility factor;- Density;- Vapor pressure.*** GAS TURBINE ***This sheet allows you to calculate the perfomance of a gas turbine(simple cycle).Two calculation mode are implemented:> Check mode.> Simulation mode.Calculations are made under the assumption of air standard Braytoncycle.*** HEAT EXCHANGER SIMULATOR ***This sheet allows you to calculate outlet temperatures fromexisting shell&tube exchanger, if you know only inletconditions of the fluids.*** PRESSURE DROP ***This sheet allows you to calculate pressure drop for liquids andgases along circular pipe.Pressure loss in piping without any size changes occurs due tofriction beetween the fluid and the pipe walls.For incompressible flow, Darcy equation is used to calculatepressure drop along the pipe.Another method is used for incompressible flow, infact, the flow ofgases in long lines closely approximates isothermal conditions.*** SIMULATORS: SELECTION OF THERMODYNAMIC PACKAGE ***This sheet helps you to select right property package while usingprocess simulators.*** PUMP ***This sheet allows you to calculate the perfomance of a pump interms of absorbed power and efficiency.Two calculation mode are implemented:> Check mode - the app calculates: hydraulic head, absorbedpower (knowing voltage and current) and pump efficiency.> Simulation mode - assuming pump efficiency, the app calculateshydraulic head and absorbed power.*** STEAM TURBINE ***This sheet allows you to calculate: a)Produced power, b)Specificsteam consumption, c)Outlet temperature d)Outlet vapor fraction e)Cooling water flowrate & Condenser duty (if a condenser ispresent).Necessary input data are: a)Steam flowrate , b)Inlet steamconditions (P-T), c)Outlet pressure d)Turbine efficiency (due tothe no-isentropic expansion of steam along turbine), e)Temperatures of cooling water (if a condenser is present).*** STEAM EJECTOR ***This sheet allows you to estimate motive steam consumption of asingle stage ejector given the following input data: temperature,pressure, flow rate and gas composition of suction mixture.*** PACKED TOWER ***This sheet allows you to estimate %flooding and pressure drop forpacked fractionators.*** UNIT CONVERTER ***A classic unit converter.******** SOON MORE FREE UPDATES ********Keywords: chemical engineering , process engineering ,mechanical engineering , turbine , energy, process , industry ,tools.

GAS TURBINE Performance allows you tocalculate the perfomance of a gas turbine (simple cycle).> CHECK MODE - from existing data, the app calculates:compressor and turbine power; compressor and turbine efficiencies;net power to generator; cycle efficiency; combustiontemperature.> SIMULATION MODE - assuming compressor and turbineefficiencies, the app calculates compressor and turbine power;outlet temperatures of compressor and turbine; net power togenerator; cycle efficiency; combustion temperature.Calculations are made under the assumption of air standardBrayton cycle. It's implemented a polinomial expression tocalculate the specific heats of air and flue gas, like Cp=A+B*T+C*T^2+D*T^3.KEYWORDS: chemical engineering , gas turbine.GAS TURBINEPerformance allows you to calculate the perfomance of a gas turbine(simple cycle).Two calculation mode are implemented:> CHECK MODE - from existing data, the app calculates:compressor and turbine power; compressor and turbine efficiencies;net power to generator; cycle efficiency; combustiontemperature.> SIMULATION MODE - assuming compressor and turbineefficiencies, the app calculates compressor and turbine power;outlet temperatures of compressor and turbine; net power togenerator; cycle efficiency; combustion temperature.Calculations are made under the assumption of air standardBrayton cycle. It's implemented a polinomial expression tocalculate the specific heats of air and flue gas, like Cp=A+B*T+C*T^2+D^T3.More detailed formulas are written in the submenù of theapp.KEYWORDS: chemical engineering - gas turbine - engineering -process - energy - power

This app allows you to calculate the followingproperties for a refining product:1. API gravity2. K Watson Factor3. Molecular weight for light products4. Molecular weight for heavyproducts5. Density at condition6. Viscosity at 100°F and 210 °F7. Viscosity at condition8. Flash point9. Pour Point10. Aniline Point11. Smoke Point12. Freezing Point13. Cloud Point14. C-etane index15. Fuel Oil Lower Heating Value1.API GRAVITYInput data: Specific gravity.2.K WATSON FACTORInput data: Specific gravity; ASTM D86 distillation curve.3.MOLECULAR WEIGHT (LIGHT PRODUCTS)Input data: Specific gravity; ASTM D86 distillation curve.4.MOLECULAR WEIGHT (HEAVY PRODUCTS)Input data: viscosity at 100°F and 210°F; specific gravity if it'savailable.5.DENSITY AT CONDITIONInput data: Specific gravity; ASTM D86 distillation curve;temperature.6.VISCOSITY AT 100°F & 210°FInput data: Specific gravity; ASTM D86 distillation curve.7.VISCOSITY AT CONDITIONInput data: Temperature, Viscosity @T1, T1, Viscosity @T2, T2.8.FLASH POINTInput data: ASTM D86 10%vol.9.POUR POINTInput data: Specific gravity, molecular weight,viscosity@100°F.10.ANILINE POINTInput data: Specific gravity; ASTM D86 distillation curve.11.SMOKE POINTInput data: Specific gravity; ASTM D86 distillation curve.12.FREEZING POINTInput data: Specific gravity; ASTM D86 distillation curve.13.CLOUD POINTInput data: Specific gravity; ASTM D86 distillation curve.14.C-ETANE INDEXInput data: Specific gravity; ASTM D86 distillation curve.15.FUEL OIL LOWER HEATING VALUEInput data: Specific gravity; H2O %wt; S %wt; Inerts %wt.More details are explained in the submenù of the app.If you need more informations concerning calculations don'thesitate to send an email to [email protected] disclaim the responsability for possible errors that can derivefrom the wrong use of the app.Keywords: refinery , oil&gas , chemical engineering ,properties , oil , refining, hydrocarbons