Engineering Research & Field Notes

Technical Insights & Signal Physics

Deterministic signal processing derivations, Acoustic Emission filtering algorithms, and static asset integrity models from our Tampere engineering facility.

Storage Tank Integrity & RBI Economics Oct 20, 2026 8 min read Published Latest Published Paper

Continuous vs. Periodic: The True Cost of Taking API 653 Storage Tanks Out of Service

A rigorous technical and economic analysis on moving from fixed 10-year calendar shutdowns to continuous in-service Acoustic Emission monitoring under API 653 Section 6.4.2 and API 580/581 Risk-Based Inspection, preventing €450k out-of-service inspection costs.

Pillar 1: Eliminating Confined-Space Hazards (Zero Tank Degassing & Offline Outages)
Pillar 2: Bottom Plate Active Flaw Triangulation (Hyperbolic Arrival Time Δt)
Pillar 3: Extending Inspection Intervals under API 580 / API 581 Risk-Based Standards
Focus: Atmospheric Storage Tanks, API 653 / 580 RBI & Turnaround Avoidance Read Full Engineering Paper
Technical Library

All Research Papers & Engineering Analyses

4 Published • 2 Scheduled
Signal Processing Sep 23, 2026 Published

Overcoming the "Sunny Day" Trap: Operational Noise Rejection

Deterministic filtering rules using RA values, arrival-time deltas, and spectral centroids to separate structural micro-cracking from continuous flow chatter and rainfall.

Available Now Read Paper
Acoustic Physics Sep 30, 2026 Published

Energy vs. Amplitude: Why Traditional dB Thresholds Miss Micro-Cracks

Why high-energy micro-fissuring bursts can hide below standard decibel alarms, and how MARSE energy integration captures active damage propagation up to 120 days earlier.

Available Now Read Paper
Explainable Industrial AI Oct 11, 2026 Published

Demystifying Industrial AI: Why Reliability Engineers Need Explainable Models

Why black-box neural networks fail to achieve adoption on high-hazard sites, and how physics-constrained feature attribution directly maps AI outputs to API 581 RBI risk matrices.

Available Now Read Paper
Storage Tank Integrity Oct 20, 2026 Published

Continuous vs. Periodic: The True Cost of Taking API 653 Tanks Out of Service

Evaluating the contractor day-rates, degassing hazards, and lost throughput of internal tank entry against non-intrusive in-service acoustic emission surveillance.

Available Now Read Paper
Asset Integrity Economics Nov 03, 2026 Upcoming

Quantifying Integrity ROI: Preventing €2.4M Downstream Failures

Empirical financial models quantifying the avoidance of catastrophic pressure vessel failure, unplanned flare shutdowns, and insurance premium escalation via early acoustic warning.

Releases Nov 03 Scheduled
Sensor Fusion & IoT Dec 01, 2026 Upcoming

Multi-Modal Sensor Fusion: Unifying AE Ultrasound with Vibration & Thermal

Architecting edge gateways that fuse micro-crack acoustic emission (>100 kHz) with low-frequency triaxial accelerometer telemetry (<10 kHz) and thermal gradient monitoring.

Releases Dec 01 Scheduled

Subscribe to Engineering Research Releases

Direct technical papers, signal processing derivations, and static asset integrity datasets delivered monthly.

Request Research Updates