neqsim-community-skills

Educational centrifugal-compressor power screening using the public polytropic-head equation (API 617 / API 619 style). USE WHEN: a task needs a public, screening-level estimate of polytropic head, discharge temperature, and gas power for a single compression stage before detailed compressor selection.

Classify mixed engineering documents and images, route native text/table, OCR, and vision extraction, and produce source-traceable evidence packages with confidence and human-review gates. USE WHEN: a NeqSim task receives PDFs, scans, Word/Excel files, drawings, charts, photographs, or multiple conflicting engineering sources.

Set up anti-surge recycle control for a centrifugal compressor in NeqSim, including compressor-chart generation, steady-state AntiSurgeRecycleCalculator use, dynamic AntiSurgeController PI control, and CompressorAntiSurgeApplication topology binding for hot/cold recycle valves and speed runback. USE WHEN: a task needs to protect a NeqSim compressor from surge with a recycle (spill-back) loop and a compressor performance chart is either supplied or must be generated.

Set up measurement devices and PID-style controllers for NeqSim dynamic process simulations. USE WHEN: a task needs to add transmitters, controller devices, valve manipulation, setpoints, controller action, and autotuning workflow guidance before runTransient calculations.

Public produced-water brine builder and screening-level scale evaluation. USE WHEN: a task needs to turn an ion analysis, preset, or TDS value into a NeqSim-ready electrolyte ion mapping and a quick scale/mixing-incompatibility screening (BaSO4, SrSO4, CaSO4, CaCO3), and should be directed to validated NeqSim checkScalePotential methods for design-grade work.

Build a validated, closed-loop TEG (triethylene glycol) gas dehydration plant in NeqSim, including absorber, flash drum, regeneration column, stripper, lean-TEG recycle, and still-vent emission classification. USE WHEN: a task needs a runnable NeqSim TEG dehydration flowsheet (water dew point, lean-TEG purity, NMVOC/methane/benzene still-vent emissions) rather than a screening-level water-content estimate.

Read, write, and add water to Eclipse E300 fluid files for NeqSim. USE WHEN: a task needs to load an E300 file into a NeqSim fluid, write a NeqSim fluid to E300, or add water to a fluid or E300 file with the public PVTsim water parameters (volume shift 0.084004, parachor 10.0, kij 0.5).

Educational vacuum-collapse (implosion) screening for a blocked-in vessel that cools down, with vacuum-depth and external-rating flags. USE WHEN: a task needs a public, screening-level check of whether a closed vessel cooldown or steam/vapour condensation can pull a vacuum below the external pressure rating, without proprietary vacuum-collapse design methods.

Educational artificial-lift screening that compares a simple straight-line IPR natural deliverability against a target rate and screens gas lift and ESP feasibility from a required bottomhole-pressure reduction. USE WHEN: a task needs a public, screening-level recommendation of natural flow, gas lift, or ESP for a well before detailed inflow/outflow (nodal) analysis and lift design.

Educational acoustic-induced-vibration (AIV) screening using the public Energy Institute likelihood-of-failure form for gas pressure-reducing devices. USE WHEN: a task needs a public, screening-level estimate of sound power level, pipe diameter-to-thickness ratio, allowable sound power level, and an AIV likelihood-of-failure index for a control valve, relief valve, or restriction orifice before detailed vibration assessment.

Prepare NeqSim ProcessSystem and ProcessModel flowsheets for dynamic simulation, including equipment holdup, mechanical-design, and volume-readiness checks. USE WHEN: a task needs to convert a steady-state NeqSim process into a dynamic-ready model before runTransient calculations.

Educational gas-scrubber sizing screening using the public Souders-Brown / K-factor relation for vertical separators with a mist-eliminator gas-load check. USE WHEN: a task needs a public, screening-level estimate of the Souders-Brown velocity, required vessel diameter, velocity utilisation, and mist-eliminator load for a vertical gas scrubber before detailed separator design.

Educational gas-turbine performance screening using open ISO 3977 / GL1029 style derate factors. USE WHEN: a task needs a public, screening-level estimate of site-rated shaft power, site heat rate, thermal efficiency, fuel heat input, exhaust mass flow, and exhaust temperature for a gas-turbine driver before detailed package selection.

Educational piping-flexibility screening using open ASME B31.3 / B16.5 style relations. USE WHEN: a task needs a public, screening-level check of hoop (sustained) stress, thermal expansion, displacement (expansion) stress range, and a flange-rating pressure check for a process pipe run before detailed pipe-stress analysis.

Educational reciprocating-compressor screening using the public clearance volumetric-efficiency relation (API 618 / API 619 style). USE WHEN: a task needs a public, screening-level estimate of volumetric efficiency, actual inlet capacity, staging, discharge temperature, and rod-load utilisation for a reciprocating compressor before detailed selection.

Educational reliability and availability screening from an ISO 14224 / OREDA style failure rate and repair time, with simple parallel-redundancy and planned-downtime handling. USE WHEN: a task needs a public, screening-level estimate of MTBF, steady-state availability, mission reliability, and expected failures for an equipment item or a simple redundant system before detailed RAM analysis.

Educational utility-balance screening for instrument air demand, fuel gas Wobbe index, and cooling water duty/flow with a simple capacity margin roll-up (NORSOK U-001 / ISA-7.0.01 style). USE WHEN: a task needs a public, screening-level estimate of instrument air demand, cooling water flow, fuel gas Wobbe index compliance, and utility capacity utilisation before detailed utility-system design.

Educational separator screening indicators for gas load, residence time, and capacity warnings. USE WHEN: a task needs public separator capacity screening without proprietary design methods.

Educational multiphase slug-flow regime and slug-catcher volume screening. USE WHEN: a task needs a public, screening-level indicator of whether a multiphase line is in an intermittent/slug regime and a first-pass slug-catcher volume estimate before validated multiphase flow analysis.

Educational dry gas seal supply and condensation screening for centrifugal compressors. USE WHEN: a task needs a public, screening-level estimate of seal-gas and separation-gas supply demand and a seal-gas condensation-margin check (cavity temperature versus hydrocarbon dew point) before detailed dry gas seal system design per API 692.

Educational production-network routing screening that routes wells through manifolds and flowlines/risers to a host and rolls up an arrival pressure, and screens multiwell flow regulated by a facility inlet/separator pressure. USE WHEN: a task needs a public, screening-level inflow rate per well, aggregated manifold rates, a platform arrival-pressure roll-up, or pressure-regulated multiwell flow from an inlet/separator and reservoir pressures before detailed NeqSim inflow and multiphase-hydraulics design.

Educational sand-erosion and remaining-wall-life screening for solids-bearing lines. USE WHEN: a task needs a public, screening-level estimate of sand erosion rate, cumulative wall loss, and remaining wall life from a sand production rate before detailed DNV RP O501 erosion analysis.

Educational combustion-CO2 emission screening that estimates the CO2 mass rate from a fuel-gas flow and composition using public per-component carbon-count stoichiometry and the IPCC basis. USE WHEN: a task needs a public, screening-level CO2 emission rate (kg/s or tonnes/day) from burning a fuel-gas stream before detailed combustion or emission-factor reporting.

Educational field-life energy and CO2-equivalent emissions roll-up that turns a year-by-year energy use into annual and total CO2e, a carbon intensity (kg CO2e/boe), and an optional CO2-tax cost. USE WHEN: a task needs a public, screening-level field-life emissions and carbon-intensity picture before detailed NeqSim combustion modelling or certified emission reporting.

Educational discounted-cash-flow (DCF) asset-value screening that builds a year-by-year net cash flow from revenue, OPEX, and a CAPEX schedule and returns NPV, IRR, and payback with a simple flat tax. USE WHEN: a task needs a public, screening-level NPV/IRR/payback before detailed NeqSim field-development economics or qualified commercial review.

Educational factored CAPEX/OPEX screening that turns a bare equipment cost into a total installed CAPEX (Lang/Hand-style installation factor + contingency), an annual OPEX, and a lifecycle total cost of ownership. USE WHEN: a task needs a public, screening-level CAPEX and OPEX magnitude before detailed NeqSim CostEstimationCalculator estimating or qualified cost-engineering review.

Educational design-basis margin screening for flow, pressure, and temperature design margins versus operating conditions, with a standards-basis echo. USE WHEN: a task needs a public, screening-level check that proposed design capacities and conditions carry sensible margins over operating before detailed mechanical design and code rating.

Educational economy-basis assembly and range-check screening for prices, discount rate, currency, inflation, and tax regime. USE WHEN: a task needs a public, screening-level economic assumptions basis with sanity flags before an asset-value (NPV) screening or detailed NeqSim field-economics modelling.

Educational reservoir tank-depletion vs time screening with gas/oil and water-cut evolution. USE WHEN: a task needs a public, screening-level pressure-decline and production profile over time from a recoverable volume and offtake rate before detailed NeqSim SimpleReservoir or reservoir-engineering modelling.

Educational petroleum resource classification screening using the public SPE-PRMS framework and the open Norwegian Petroleum Directorate resource-class scheme. USE WHEN: a task needs a public, screening-level mapping of a project maturity stage to a reserves, contingent-resources, or prospective-resources category before a formal resource estimate.

Educational two-phase flow-regime screening that classifies a horizontal gas-liquid flow pattern from superficial velocities using a simplified public Mandhane-style map and flags slug risk. USE WHEN: a task needs a public, screening-level flow-regime flag (stratified, slug, annular, bubble) and slug-risk triage to pair with slug-flow and flow-induced-vibration work.

Educational control-valve sizing screening that estimates the required flow coefficient (Kv/Cv) and flags choked flow per public IEC 60534-2-1 / ISA-75.01 equations for liquid and gas service. USE WHEN: a task needs a public, screening-level required Cv and a choked-flow flag before detailed control-valve selection.

Educational fired-heater duty and radiant-flux screening using public energy-balance relations (API 560 style). USE WHEN: a task needs a public, screening-level estimate of process duty, fired duty, fuel rate, and average radiant flux for a fired heater before detailed thermal design.

Educational flow-induced vibration (FIV) screening using a public fluid kinetic-energy (rho v^2) likelihood-of-failure index. USE WHEN: a task needs a public, screening-level check of whether a main-line flow velocity and density produce a kinetic-energy level that warrants a detailed Energy Institute style FIV assessment before piping vibration design.

Educational valve and line aerodynamic-noise indicator that estimates a screening sound-pressure level from gas mass flow, pressure drop, and density using a public IEC 60534-8 style energy approach. USE WHEN: a task needs a public, screening-level noise indicator and an action/high flag for a gas valve or restriction before detailed IEC 60534-8 noise prediction.

Educational process-pipe wall-thickness screening using the public ASME B31.3 hoop-stress (Barlow style) equation. USE WHEN: a task needs a public, screening-level minimum wall-thickness estimate and a check against a nominal schedule wall before detailed piping or pipeline mechanical design.

Educational single-phase line pressure-drop screening against a recommended pressure-gradient guideline. USE WHEN: a task needs a public, screening-level Darcy-Weisbach pressure-drop estimate and a check against NORSOK P-002 / GPSA style line pressure-gradient guidelines before detailed hydraulic design.

Educational centrifugal-pump hydraulics screening for hydraulic/shaft power, NPSH-available, and best-efficiency-point window using public pump relations and affinity laws. USE WHEN: a task needs a public, screening-level pump power, NPSH-available estimate, and BEP-window check before detailed pump selection.

Educational gas water-content and dehydration screening using the public GPSA Bukacek saturated-water-content correlation. USE WHEN: a task needs a public, screening-level estimate of saturated water content in natural gas and a check against a sales-gas water spec before detailed dehydration design.

Educational flare thermal-radiation screening using the public API 521 / API 537 point-source equation. USE WHEN: a task needs a public, screening-level estimate of radiant heat flux at a distance from a flare and a check against allowable radiation limits before detailed flare and radiation design.