com.engscript/mcp

Tools

• advDVR

  Advanced Data Validation and Reconciliation including gross error detection and elimation

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• advECONOMIC

  Advanced Economic analysis with inflation, depreciation, and tax: NPV, IRR, Simple Payback, Profitability Index, NCF

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• BALANCE

  General mass/energy balance solver using GEKKO

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• CARBON

  Calculate thermodynamic properties of hydrocarbon mixture. Supports hydrocarbons and non-hydrocarbon chemicals (PR EOS flash calculation).

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• COMPPOLYEFF

  Calculate polytropic efficiency of compressor

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• CTWRCAPA

  Cooling tower capacity evaluation

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• CTWRCAPADSNTST

  Cooling tower capacity evaluation: design vs test

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• CTWREVAPOR

  Cooling tower evaporation rate: mass removal rate (MR) and heat removal rate (QR)

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• CTWRLG

  Cooling tower L/G ratio calculation

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• CTWRNTU

  Cooling tower NTU and characteristic C value calculation

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• CVGAS

  Calculate gas control valve Cv and Kv from flow conditions

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• CVLIQ

  Calculate liquid control valve Cv and Kv from flow conditions

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• CVSTEAM

  Calculate steam control valve Cv and Kv from flow conditions

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• DESUPERHEATER

  Calculate boiler feed water flow and total flow from pressure and temperature reduction through desuperheater. Also returns the inlet/outlet/BFW specific enthalpies (h_in, h_out, h_bfw) used in the mass balance, always in Btu/lb.

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• DVR

  Data Validation and Reconciliation

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• ECONOMIC

  Economic analysis: NPV, IRR, Simple Payback, Profitability Index, EAC

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• EMISSIONFACTOR

  Calculate CO2 emission conversion factor from gas composition

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• FLUEGAS

  Calculate enthalpy of flue gas from composition

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• FORMULA

  Generic formula calculator with unit conversion and IF-THEN-ELSE

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• FUELGAS

  Calculate MW, LHV and HHV of fuel gas from composition

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• GN2DEPRESS

  Calculate depressurization gas volume and hold time for gaseous nitrogen storage vessel

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• HEXRF

  Heat exchanger fouling resistance back-calculation from shell/tube-side operating conditions.

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• HPADEPRESS

  Calculate depressurization gas volume and hold time for high pressure air storage vessel

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• HTRINOUTEFF

  Calculate fired heater heat duty and efficiency from inlet/outlet conditions and composition

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• HTRLOSSEFF

  Calculate fired heater loss efficiency from ambient temperature, stack gas temperature and excess oxygen

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• LMTD

  Calculate LMTD of heat exchanger

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• LN2DEPRESS

  Calculate depressurization gas volumn abd hold time and saturation temperature for liquid nitrogen storage vessel

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• MIXTURE

  Primary thermodynamic property calculator. Use this tool first for all mixture property calculations. Supports hydrocarbons and non-hydrocarbon chemicals (PR EOS flash calculation).

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• MtoV

  Convert mass flow rate to volumetric flow rate at standard condition

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• ORIFICEGAS

  Gas orifice sizing / differential pressure / flow rate calculation based on ISO 5167 orifice. Exactly ONE of [M, dP, D2] must be set to '?' — that variable will be calculated.

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• ORIFICELIQ

  Liquid orifice sizing / differential pressure / flow rate calculation based on ISO 5167 orifice. Exactly ONE of [M, dP, D2] must be set to '?' — that variable will be calculated.

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• PIPEAIR

  Calculate compressed air pipe sizing: pipe diameter, velocity, pressure drop

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• PIPEFF

  Calculate Darcy friction factor based on Reynolds number and pipe roughness

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• PIPEFLOWGAS

  Calculate isothermal gas pipe flow: density, volumetric flow rate, mass flow rate from pressure drop

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• PIPEFLOWLIQ

  Calculate liquid pipe flow: volumetric flow rate and mass flow rate from pressure drop

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• PIPEINSUL

  Calculate optimal pipe insulation thickness to limit outer surface temperature (burn protection) and minimise heat loss. Uses cylindrical heat conduction + external convection model, solved via scipy.optimize.brentq. Returns exact minimum thickness and nearest commercial 5 mm step.

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• PIPENITROGEN

  Calculate nitrogen pipe sizing: pipe diameter, velocity, pressure drop

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• PIPESTEAM

  Calculate steam pipe sizing: pipe diameter, velocity, pressure drop

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• PIPEWATER

  Calculate water pipe sizing: pipe diameter, velocity, pressure drop

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• Pmean

  Calculate mean pressure between inlet and outlet

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• PSVGAS

  Calculate required PSV (pressure safety valve) relief area for gas/vapor service per API 520

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• PSVLIQ

  Calculate required PSV (pressure safety valve) relief area for liquid service per API 520

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• PSVSTEAM

  Calculate required PSV (pressure safety valve) relief area for steam service per API 520

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• PSYCHROMETRIC

  Psychrometric properties of moist air

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• PTV

  Calculate gas molar volume using equation of state

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• PUMPBHP

  Calculate pump brake horsepower

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• REFRIGERANT

  Calculate refrigerant thermodynamic properties using CoolProp. Provide Fluid name and any 2 state variables from: T, P, rho, H, S, U. Returns all remaining properties: T, P, rho, H, S, U, Cp, Cv, viscosity, conductivity, molecular weight.

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• SOLVE

  Solve nonlinear equations with unknown variables using fsolve

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• STEAM

  Calculate thermodynamic and transport properties of steam based on IAPWS

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• STEAMFLASH

  Calculate flash steam flow from pressure reduction

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• STEAMLEAK

  Calculate steam leak mass flow and flow condition (CHOKED / SUBCRITICAL) based on upstream and downstream conditions

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• STEAMPH

  Calculate mass flow from pin-hole on the steam piping

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• STGEFF

  Calculate multistage steam turbine isentropic efficiency

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• STMDEPRESS

  Calculate depressurization steam volumn and hold time for steam accumulator

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• TBNEFF

  Calculate steam turbine isentropic efficiency

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• VENTURIGAS

  Gas Venturi tube sizing / differential pressure / flow rate calculation based on ISO 5167 Venturi meter (as cast convergent venturi tube). Exactly ONE of [M, dP, D2] must be set to '?' — that variable will be calculated.

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• VENTURILIQ

  Liquid Venturi tube sizing / differential pressure / flow rate calculation based on ISO 5167 Venturi meter (as cast convergent venturi tube). Exactly ONE of [M, dP, D2] must be set to '?' — that variable will be calculated.

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• VtoM

  Convert volumetric flow rate to mass flow rate at standard condition and normal condition Sm3/hr, Nm3/hr, SCFH

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