{
  "name": "SpectraSim capabilities",
  "source": "https://spectrasimulations.com/product/",
  "release": "0.6.0a1",
  "lastUpdated": "2026-11-01",
  "statuses": {
    "available": "In the current version.",
    "experimental": "Runs in the current version; results not yet verified — indications only.",
    "planned": "On the roadmap; not in the current version. No dates published."
  },
  "capabilities": [
    {
      "id": "cap-acoustics-fem",
      "area": "Acoustics",
      "capability": "Frequency-domain finite-element acoustics (Helmholtz equation) in the full 3-D geometry, uniform medium",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-fem"
    },
    {
      "id": "cap-acoustics-mapped-medium",
      "area": "Acoustics",
      "capability": "Acoustic medium mapped from the CFD temperature and pressure fields (density and speed of sound at every node)",
      "status": "available",
      "statusLabel": "Available",
      "note": "needs a steady compressible flow run",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-mapped-medium"
    },
    {
      "id": "cap-acoustics-ports",
      "area": "Acoustics",
      "capability": "Ports with automatic mode selection (every propagating mode, plus evanescent modes), port sweep and superposition",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-ports"
    },
    {
      "id": "cap-acoustics-tl",
      "area": "Acoustics",
      "capability": "Transmission loss per inlet and averaged; 1/1 and 1/3 octave bands",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-tl"
    },
    {
      "id": "cap-acoustics-il",
      "area": "Acoustics",
      "capability": "Insertion loss (power method, reference pipe built and solved automatically) with unflanged or flanged outlet terminations",
      "status": "available",
      "statusLabel": "Available",
      "note": "without mean-flow convection",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-il"
    },
    {
      "id": "cap-acoustics-spl",
      "area": "Acoustics",
      "capability": "Radiated SPL at a microphone position, with the A-weighted overall level, from a source spectrum and the insertion loss",
      "status": "available",
      "statusLabel": "Available",
      "note": "without mean-flow convection",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-spl"
    },
    {
      "id": "cap-acoustics-radiation-domain",
      "area": "Acoustics",
      "capability": "Insertion loss with a radiation domain at the outlet (meshed half-space, valid above the outlet’s first cross-mode)",
      "status": "experimental",
      "statusLabel": "Experimental",
      "note": "checked on a straight pipe only",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-radiation-domain"
    },
    {
      "id": "cap-acoustics-perforate",
      "area": "Acoustics",
      "capability": "Perforate transfer impedance, with grazing-flow and bias-flow options",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-perforate"
    },
    {
      "id": "cap-acoustics-porous",
      "area": "Acoustics",
      "capability": "Absorbing materials as equivalent fluids: Delany–Bazley, Miki and Komatsu models, or user-defined constants",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-porous"
    },
    {
      "id": "cap-acoustics-jca",
      "area": "Acoustics",
      "capability": "JCA and JCAL absorbing-material models",
      "status": "experimental",
      "statusLabel": "Experimental",
      "note": "checked against measured foam absorption, not yet in a full acoustic run",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-jca"
    },
    {
      "id": "cap-acoustics-convection",
      "area": "Acoustics",
      "capability": "Mean-flow convection in the acoustic solve (transmission loss)",
      "status": "experimental",
      "statusLabel": "Experimental",
      "note": "checked on a uniform duct only",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-convection"
    },
    {
      "id": "cap-acoustics-il-flow",
      "area": "Acoustics",
      "capability": "Insertion loss and radiated SPL with mean-flow convection",
      "status": "planned",
      "statusLabel": "Planned",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-il-flow"
    },
    {
      "id": "cap-acoustics-flow-noise",
      "area": "Acoustics",
      "capability": "Flow-generated noise (LES → Lighthill → FEM)",
      "status": "planned",
      "statusLabel": "Planned",
      "url": "https://spectrasimulations.com/product/#cap-acoustics-flow-noise"
    },
    {
      "id": "cap-flow-rans",
      "area": "Flow",
      "capability": "Steady RANS (k-ω SST), incompressible and compressible gas; transient option (incompressible)",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-flow-rans"
    },
    {
      "id": "cap-flow-gas",
      "area": "Flow",
      "capability": "Dry air or engine exhaust gas (from fuel and excess-air ratio); inlet as normal velocity, volume or mass flow rate; outlet pressure",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-flow-gas"
    },
    {
      "id": "cap-flow-porous",
      "area": "Flow",
      "capability": "Perforated plates and pipes (porous jump), absorbing packing (Darcy–Forchheimer), internal walls",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-flow-porous"
    },
    {
      "id": "cap-flow-vector-inlet",
      "area": "Flow",
      "capability": "Inlet velocity given as a vector",
      "status": "experimental",
      "statusLabel": "Experimental",
      "url": "https://spectrasimulations.com/product/#cap-flow-vector-inlet"
    },
    {
      "id": "cap-flow-transonic",
      "area": "Flow",
      "capability": "Compressible flow with the transonic solver",
      "status": "experimental",
      "statusLabel": "Experimental",
      "url": "https://spectrasimulations.com/product/#cap-flow-transonic"
    },
    {
      "id": "cap-flow-pseudo-transient",
      "area": "Flow",
      "capability": "Compressible flow with the pseudo-transient (local time-step) solver",
      "status": "experimental",
      "statusLabel": "Experimental",
      "url": "https://spectrasimulations.com/product/#cap-flow-pseudo-transient"
    },
    {
      "id": "cap-heat-wall",
      "area": "Heat transfer",
      "capability": "Wall heat loss: conduction through the shell and any insulation, outside natural or forced convection and radiation; wall-material library; fixed-temperature or adiabatic walls",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-heat-wall"
    },
    {
      "id": "cap-heat-cp",
      "area": "Heat transfer",
      "capability": "Temperature-dependent heat capacity of the gas",
      "status": "experimental",
      "statusLabel": "Experimental",
      "url": "https://spectrasimulations.com/product/#cap-heat-cp"
    },
    {
      "id": "cap-geometry-import",
      "area": "Geometry",
      "capability": "STEP, IGES and STL import; unit confirmation; multi-body models split into flow regions; click-to-assign faces",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-geometry-import"
    },
    {
      "id": "cap-geometry-replace-cad",
      "area": "Geometry",
      "capability": "Replace the CAD in a project: settings are kept and faces are re-matched, with a review list for uncertain pairs",
      "status": null,
      "statusLabel": null,
      "missing": "M35: Replace-CAD status",
      "url": "https://spectrasimulations.com/product/#cap-geometry-replace-cad"
    },
    {
      "id": "cap-mesh-auto",
      "area": "Mesh",
      "capability": "Automatic flow mesh with boundary layers, sized by curvature or from the smallest port; mesh quality check; acoustic mesh sized to the local wavelength",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-mesh-auto"
    },
    {
      "id": "cap-mesh-gci",
      "area": "Mesh",
      "capability": "Mesh-independence study with the grid convergence index (GCI, 3 levels)",
      "status": "available",
      "statusLabel": "Available",
      "note": "with curvature sizing the GCI may not be reliable",
      "url": "https://spectrasimulations.com/product/#cap-mesh-gci"
    },
    {
      "id": "cap-studies-queue",
      "area": "Studies",
      "capability": "Run queue for unattended runs and mesh-independence studies",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-studies-queue"
    },
    {
      "id": "cap-studies-sweep",
      "area": "Studies",
      "capability": "Parameter sweeps, including flow-rate sweeps with the Δp–Q fit (Δp₀ = aQ² + bQ)",
      "status": "experimental",
      "statusLabel": "Experimental",
      "url": "https://spectrasimulations.com/product/#cap-studies-sweep"
    },
    {
      "id": "cap-results-workspace",
      "area": "Results",
      "capability": "KPIs with their quality signal, convergence charts, tables, 3-D plots (wall pressure, slices, streamlines, isosurfaces, acoustic pressure)",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-results-workspace"
    },
    {
      "id": "cap-results-postprocessing",
      "area": "Results",
      "capability": "Postprocessing: compare runs and imported measurements (txt, csv, xlsx, MATLAB .mat), with error metrics",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-results-postprocessing"
    },
    {
      "id": "cap-reports-html-pdf",
      "area": "Reports",
      "capability": "HTML and PDF report on demand, with title, author, logo, saved views and an optional methods appendix",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-reports-html-pdf"
    },
    {
      "id": "cap-reports-export",
      "area": "Reports",
      "capability": "Data export: CSV, Excel, copy as TSV; charts as PNG or SVG; 3-D fields as VTK for ParaView",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-reports-export"
    },
    {
      "id": "cap-reports-templates",
      "area": "Reports",
      "capability": "Customer-branded report templates",
      "status": "planned",
      "statusLabel": "Planned",
      "url": "https://spectrasimulations.com/product/#cap-reports-templates"
    },
    {
      "id": "cap-help-f1",
      "area": "Help",
      "capability": "F1 help article for every parameter: theory, equations, default and references",
      "status": "available",
      "statusLabel": "Available",
      "note": "some articles still marked Draft",
      "url": "https://spectrasimulations.com/product/#cap-help-f1"
    },
    {
      "id": "cap-units-si",
      "area": "Units",
      "capability": "SI units throughout",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-units-si"
    },
    {
      "id": "cap-units-imperial",
      "area": "Units",
      "capability": "SI / Imperial switch",
      "status": "planned",
      "statusLabel": "Planned",
      "url": "https://spectrasimulations.com/product/#cap-units-imperial"
    },
    {
      "id": "cap-platform-windows",
      "area": "Platform",
      "capability": "Windows 10 / 11, 64-bit; runs fully offline, no telemetry",
      "status": "available",
      "statusLabel": "Available",
      "url": "https://spectrasimulations.com/product/#cap-platform-windows"
    }
  ]
}