Internal use only v18 · Mar 2026
Fired Heater Design Suite

VERTICAL
CYLINDRICAL
FIRED HEATER
API 560

End-to-end engineering calculation suite for VC fired heater sizing, thermal design, mechanical checks, and cost estimation. Covering combustion, radiant section, convection, coil ΔP, refractory, stack, burner, instrumentation, and FEA structural checks.

API STD 560 5th Ed. API RP 530 Lobo-Evans Wimpress 1963 Weaver-Fitzpatrick ASME B31.3 HTRI/FRNC-5 calibrated
23
Calculation modules
13
Real project presets
117
JS functions
5
FEA modules
369
Input fields
8
Gap implementations
Available tools
Live
Fired Heater Calculator
M1 – M25 · Thermal + Mechanical + Commercial

Complete VC heater design from combustion through to cost estimation. 13 real project presets from ADNOC, Qatar Petroleum, ExxonMobil, and AWE/Gasco projects. Co/counter-current analysis. HTRI/FRNC-5 benchmark.

M14 Combustion M15 Radiant FEM M4 Convection M6 Tube Wall M5 Coil ΔP M8 Refractory M9 Stack M10 Burner M12 Cost M18 C&I M25 Cases
Open Calculator
New · Tier 1
FEA / Structural Checks
F1 – F5 · In-browser · Works offline

Finite element and structural analysis for fired heater components. Refractory 1D FEM, tube Lamé thermal stress, convection tube VIV and acoustic resonance, nozzle terminal loads, thermal expansion.

F1 Refractory FEM F2 Lamé Stress F3 VIV + Acoustic F4 Nozzle WRC-297 F5 Expansion
Open FEA Checks
In development
Cost Estimation Module
Live BOQ with material pricing by region (AU, NZ, SEA, ME). Labour rates. CAPEX breakdown and APH ROI analysis.
Phase 2
Python FEA Microservice
N-zone Hottel DEA radiant matrix, 2D axisymmetric tube stress, acoustic FEM for convection bank.
Phase 5
P&ID Generator
Auto-generated P&ID SVG from heater geometry inputs. API 560 instrument connections, gas train schematic.
Phase 6
CFD-lite Flow Visualiser
Simplified firebox flow visualisation. Stack plume dispersion (Gaussian model). Animated WebGL rendering.
Phase 6
Governing codes
API STD 560, 5th Ed. + Add.2 (2023) API RP 530, 7th Ed. (2015) API RP 535, API RP 556 ASME B31.3-2022 ASTM C680, API 936
Real project cases
Q13946 — ADNOC Gas / JGC Ruwais P30339B — ADNOC Onshore ASAB Q9446 — Qatar Petroleum / Petrofac Q10539N — ExxonMobil Iraq Waitsia — AWE Perth / Gasco WA
Usage notes
Internal use — not for external distribution Verify all results against primary standards Works offline after first page load No data leaves your browser Feedback via team email or GitHub issues