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- Tom O'Donnell PhD, PE
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- Mechanical Engineering
- Heat Exchanger Design and Analysis
- Heat Exchanger Troubleshooting
- Engineering Design and Analysis
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- Finite Element Analysis (FEA) Services
- Introduction to Non Destructive Testing
- Weld Troubleshooting / Consulting
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- FFS - Fitness for Service Evaluations
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- ASME Design and Analysis
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- Creep Tensile Instability Solutions for Shell Structures
- Introduction to Plant Aging Mechanisms
- Failure Analysis of Fractured 2 Inch Drain Line
- Development of Structural Evaluation Criteria for Bellows
- Portfolio of Nuclear Projects
- Elevated Temperature Design Criteria for Nuclear Components
- Failure of Nuclear Thermal Shield Subjected to Flow Induced Vibration
- Development of Pipelock on Stress Corrosion Cracks on Weldments
- Plastic Tensile Instability Nuclear Fuel Rod Cracking
- Cracking of Control Rod Guide Tube Support Pins in PWRs
- Evaluation Technique for As Built Nuclear Components with Minimum Wall Thickness
- Development of Structural Evaluation Criteria for Elbows
- Nuclear Power Plant Consulting
- Mechanical Stress Improvement Process (MSIP)
- Petrochemical Plant Consulting
- Introduction to Fracture Mechanics
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- News
- List of Publications
- Partial List of Publications on Fatigue
- Publications - Weld and Other Applications
- Publications - Pressure Vessels
- Publications - Heat Exchangers
- Publications - High Temperature Applications
- Potential Development of Improved Fatigue Design Methods on Vessels
- Synthesis of S-N and da/dn Life Evaluation Technologies
- Structural Design Safety Issues for ASME Sections III and VIII
- Creep Tensile Instability Solutions in Design Applications
- Effective Elastic Constants for Steam Generator Tube Sheets
- Cyclic Life of Nuclear Components in Reactor Water
- Effect of Tubes on Stresses and Deflections in Steam Generator Tubesheets
- Primary Stress Evaluations for Redundant Structures
- Mitigating Catastrophic Failures - Structures in Offshore Oil & Gas Production
- Fatigue Design Curves for Austenitic Stainless Steels and Alloy 600 / Alloy 800
- Rocket Engine Thrust Chamber Life Prediction with Creep
- Use of Mechanical Stress Improvement Process to Mitigate Stress Corrosion Cracking
- Improved Fatigue Life Evaluation Methods for LWR Components
- Environmental Effects on Fatigue Life in LWR Applications
- Weight-Saving Plastic Design of Pressure Vessels
- Proposed Steel Fatigue Design Curves for Carbon and Low Alloy Steels
- Mechanical and Thermal Processes for Mitigating Stress Corrosion
- Mitigation of Stress Corrosion in Reactor Nozzles and Core Structures
- Reactor Water Effects on Fatigue Life
- Use of Mechanical Stress Improvement for Weldments with Cracks
- Vessels for Elevated Temperature Service
- Low Cycle Fatigue Design Basis for Zircaloy Components
- Methods of Improving Resistance to Stress Corrosion Cracking
- Corrosion Fatigue: Recent Developments and Future Needs
- Mitigating Stress-Corrosion
- Creep Rupture Design Manual for Sterling Cycle Engine for Power Generation
- Creep Rupture Damage of Perforated Plates Subjected to Cyclic Plastic Straining
- Code Design and Evaluation for Cyclic Loading - ASME Sections III and VIII
- Creep Ratcheting Bounds for Piping Systems
- Introduction to API 579 / ASME FFS-1 Fitness-for-Service (FFS)
- Introduction to Fatigue Analysis
- Introduction to Metallurgy
- Introduction to the ASME Code
- History of the ASME Code
- Codes & Standards
- Expert Witness Litigation Experience
- History of Fatigue Analysis
- Background of ASME B31.1 Power Piping Code
- Links to Engineering Resources
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- Available Now: Handbook of Lessons Learned!
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Projects
- Failure Analysis – Seized Piston on a Monel Series 3800 Pressure Relief Valve
- Stress and Vibration Analysis – Advanced Combustion Turbine
- Analysis and Design Recommendations on Cracked Monorail Guideway
- FEA Analysis of an Elevated Temperature Vessel used in Glass Fiber Production
- Failure Analysis on 2700 HP Fracking Pump
- Finite Element Analysis – 16 Ft Diameter Refractory Lined Autoclave
- Finite Element Analysis & ASME Code Section VIII Calculations – Feedwater Heaters
- Failed Exhauster on High Speed Three-Stage Centrifugal Compressor
- Forensic Investigation of a Pressure Vessel Explosion
- Failure Analysis & Redesign on a Refinery Piping Loop that Failed in Startup
- Finite Element Stress Analysis – ASTM SA516 Grade 70 Condensate Receiving Tanks
- Forensic Fire Investigation on a Commercial Building
- Failure Analysis – Gearboxes Controlling an Earth-Station Antenna
- $98.8 M Award in Litigation over Refinery Engineering Issues
- Finite Element Analysis (FEA) on HDPE Clarification Tank to NSF Codes
- Forensic Investigation of Propane Pump Explosion
- Forensic Fire Investigation of Shipboard Compressor
- Engineering Analysis of Above-Ground Tanks not Meeting API 650 Code
- Engineering Solution to Control Stress Cracking on Low Pressure Turbine Discs
- Cracking and Failure of Control Rod Guide Tube (CRGT) Support Pins
- Ruptured Refinery Bellows – Failure Analysis
- Stress & Buckling FEA – Decanter to ASME Section VIII Code
- Root Cause Investigation – Gas Well Pipe Rupture
- Corrosion Investigation on Various Structures in a Refinery
- Vibration Analysis on Linear Displacement Transducers (Actuators)
- Failure Analysis of Cracked Brass Fittings in a Chilled Water HVAC System
- Structural Analysis of Fabrication Issues of a Water Treatment Film Evaporator
- Engineering Review of Tubesheet / Shell for a Replacement Steam Generator
- FEA Analysis on Submarine Components
- Fire/ Explosion Investigation of LPG Dehydration System
- Forensic Investigation of a Failed Steel Tube Chair
- Failure Analysis & Design Modifications on a Cracked 1,400 Ton Hydraulic Press
- In-Service Cracking of Plates in a Lime Hydrator
- Failure Analysis – Cracked Thin Film Heat Exchanger (TFHE)
- Risk Assessment of Cracking Mineral Separator Units
- Analysis of Defects on 304 Stainless Steel Mixer Blades
- Characterization of Brass Fittings in a Mine Rescue Chamber
- Fire Investigation – Commercial Grain Dryer
- Leaking 2 inch Ball Valve in Midstream Pipeline
- FEA Analysis of a Exhauster Base Skid in a Combined Cycle Plant
- Engineering Investigation of Induction Furnaces Undergoing Upgrades
- Vibration Analysis on the Framework of Hubble Space Telescope
- Structural Analysis of Design Errors in Electrostatic Precipitator
- Failure Analysis of FRP Contactor Vessel used Remove Hydrogen Sulfide
- Structural and Fatigue Analysis of Buckled Longwall Mining Relay Bar
- Failure Analysis – Panel Coil in a Sterilization Process
- Weld Repair of Mis-Machined Cast Turbine Blades
- Design of Welded Connection Between Wind Turbine Tower and Baseplate
- Engineering and Design Modification of Control Valves in Reactor Recirculation System
- API 579-1/ ASME FFS-1 Fitness for Service Evaluation on a Wood-Fired Boiler
- Investigation of Cracked Welded Joints on Ladle Turret Rotating Arm
- Investigation of Leaking Stainless Steel Ball Valve in a Pipeline
- Repair Process of Cast ASTM A743 Turbine Blades Exhibiting Imperfections
- Static & Dynamic Analysis – Foundation at Turbomachinery Test Facility
- $16 Million Award for Collapsed Bauxite Conveyor System
- Thermal FEA Analysis of 400 Ampere Busway System
- API 579/ ASME FFS-1 Fitness For Service on Overheated Boiler Tubes
- Finite Element and Fatigue Analysis of Crane Seat
- FEA Analysis of FRP Piping in Flue Gas Desulfurization System
- Finite Element Analysis of Mining Bulkhead Door
- Development of Elevated Temperature Design Criteria – Nuclear Components
- Forensic Investigation of a Barge Involved in Collision
- Engineering Review of Design Changes in Taiwan Nuclear Plant
- Forensic Failure Analysis – Aircraft Stabilizer Trim Motor Bearings
- Inelastic Thermal Analysis of Mold Plate in Continuous Casting Process
- Failure Investigation and Design Modifications of Wellhead Threaded Closure
- Failure of XL Commercial Sprinkler Pipe – Root Cause Analysis
- ASME B31.3 Analysis of a Skid Mounted Heat Transfer System
- FEA & Fatigue Analysis – Hydroelectric Turbine Shaft
- Failure Analysis and Repair – Cracks in Incinerator Recuperator
- Forensic Investigation of Premature Weld Cracking in Stainless Steel Exhaust Ductwork
- Fatigue Analysis of a Rail Coupler to AAR Specifications
- Finite Element Analysis to ASME Code of Offshore Process Skid
- Static & Dynamic FEA Analysis – Skate Ramp Modifications
- ASME Code Section VIII Calculations – Refinery Contactor Vessel
- Failure Analysis on Cracked Tube-to-Tubesheet Welds on Sulfuric Acid Plant Superheater
- Recertification of Aging Pressure Vessels/ Systems at NASA Facility
- Analysis of Leaking Nickel Cemented Tungsten Carbide (WC) Pump Seals
- Failure Investigation and Design Modifications on Cracked Large Capacity Fuel Heaters
- Forensic Investigation on Coke Oven Battery Construction – $200 M Litigation
- Cracking Links in a Gypsum Kiln Conveyor Chain
- ASME Section VIII Division 1 Analysis on Storage Drum at a Refinery
- Failed 30 Ton Automotive Forming Press – Root Cause Investigation
- Failure Analysis – Quartz Tubes in Water Purification System
- Engineering (FEA) Analysis & Design Optimization of Formula One Brake Rotors
- Weld Consulting on a Hydroelectric Turbine Shaft Exhibiting Flaws
- Comparison of Saudi Standard to US, EU and Japanese Standards
- Failure Analysis – Cracked Pressure Swing Absorber (PSA) Vessels
- Investigation of Cracked Tube-to-Tubesheet Welds on Chemical Reactor
- 316L SS Rotary Valve Impellers – Corrosion / Metallurgical Evaluation
- $63 M Award in Litigation over a Newly Constructed Collapsed Paper Rack Storage Facility
- Failure Analysis of Barge Mooring in Pittsburgh
- Failure Analysis on Electronics Cooling Fan
- Root Cause Forensic Investigation of Forklift Accident
- Stress, Vibration and Fatigue (FEA) Analysis on Bellows Design
- Design/ Application of Inconel 625 Weld Overlay on a Refinery Vessel
- Forensic Investigation – Collapse of the 15th Century Statue of Tullio Lombardo’s Adam
- Degraded Compressor Bearing – Metallurgical / SEM Investigation
- Failed Oil/Gas Threaded Joint Casing
- Failure Investigation on Food Processing Pressure Vessel
- ASME Section VIII Division 1 (FEA) Analysis on Feedwater Heater
- Failure Analysis & Redesign of Cracked Ductwork
- Forensic Failure Analysis on Hunting Bow
- FEA Design and Analysis of Large Scale Pressure Vessels under High Energy Impact
- Seismic Analysis on Fire Protection Systems to Uniform Building Code
- Prediction of Thrust Chamber Life on NASA Space Shuttle Main Engines
- Metallurgical Analysis of Failed 3rd Stage Gas Turbine Blades
- Weld Troubleshooting & Redesign of a Stainless Steel Heat Exchanger
- Engineering Analysis of Replacement Reactor Coolant Pump Seals
- Vibration and Shock Analysis of Shipboard Heat Exchanger to Engineering Codes
- Frequency Response Testing of Compressor Turbine Vanes
- Finite Element Analysis of Vapor Recovery Base Skid
- Stress and Fatigue Analysis of High Cycle Vessels used to Produce Hydrogen
- ASME Section VIII Design & Analysis – Vessels Processing Nuclear Waste
- API 579-1/ASME FFS-1 Fitness for Service on a Brewery Tank
- Assessment of Welding Procedures on P91 Heavy Wall Piping
- Material Characterizations of AISI-SAE 4140 Miner Torque Shafts
- ASME Design and Analysis – Pressure Vessel Components for Radioactive Waste Cleanup
- Failure Analysis on Cracked Cylinder Liner
- API 579 / ASME FFS-1 Fitness For Service Evaluation on Aging Ash Silo
- Metallurgical & Engineering Evaluation of Cracks in Aircraft Landing Gear
- Failure Analysis of Overpressurized Storage Tank
- Forensic Investigation of a Fifth-Wheel Failure
- Cracked NASA Heat Exchanger – Failure Analysis & Redesign
- Failure Investigation – Wire Rope
- API 579 / ASME FFS-1 Fitness for Service Evaluation on UREA Reactor
- Coke Oven Battery Evaluation in $560 M International Arbitration
- API 579 / ASME FFS-1 Fitness For Service on Steel Brewery Tanks
- Fatigue of Pressure Swing Adsorption (PSA) Vessels
- Failure Analysis of Corroded Irrigation Piping
- Truck 5th Wheel Evaluation and Accident Causation Analysis
- Analysis of Failed Rotary Cement Kiln
- Vibration Analysis on ASTM A514 Grade B Steel Industrial Impeller
- Fatigue Analysis on Threads of Base-Ported Pressure Filter
- Failure Analysis of Studs on an Electric Turbine Outer Head Cover
- Forensic Failure Analysis of Damaged Mining Lift Hook
- FEA Buckling Analysis on an Elevated Temperature Vessel under a Vacuum
- CFD Analysis – Blast Furnace Blowpipe Failure
- FEA Structural Analysis of Waterbox Upgrades
- FEA Design & Analysis to ASME Code – Chemical Tubular Reactor
Posts
- BLOG: What is a Primary Stress?
- Small Modular Reactors Gain Momentum in Europe
- Book Release – Handbook of Lessons Learned in Engineering
- Forensic Investigation on Ductwork – in the News
- Article on Weld Defects in Stainless Steel World
- See Resume Summaries of our Senior Engineers
- When to Call a Metallurgist – Learn More What’s Involved (Blog)
- What is Finite Element Analysis? (Blog)
- See Events Page for Upcoming Conferences
- See Our Links Page for Engineering Resources
- See Updates to OCE Portfolio Page
- Fatigue of Welded Components
- See Contact Page to Submit an Inquiry
- See Our Murals Page for Stories of our Projects
- Links Page of Resources Updated – O’Donnell Consulting
- Happy Holidays from O’Donnell Consulting…
- Blog: Failure Analysis – The Basics
- IEA World Energy Outlook 2019
- 7 of the World’s Most Stomach-Dropping Cable Cars and Gondolas
- Hyman Rickover on Nuclear Designs
- Modern Materials for Sports & Recreation
- Quantifying Fitness-For-Service – Article by Bill O’Donnell, Sr.
- Accelerated Analysis of the Stability of Complex Alloys
- Celebrating 60 Years of Groundbreaking US Space Science
- 19 Great Inventions That Revolutionized History
- Fast Company’s 2019 Innovation By Design Awards
- Extreme microscopes inspire new materials
- Links Page for Engineering Resources
- A Decade of Turmoil: How Nuclear and Coal Have Struggled to Survive
- Covid-19 Update from O’Donnell Consulting Engineers
- Nuclear Reactor with 3D-Printed Core Slated for Operation in 2023
- Mitigating Failure Mechanisms – Turbomachinery
- Don’t Let Vibrations Shake Up Operations
- Advantages of Dual Linear Array Probes for Corrosion Inspection
