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- Elevated Temperature Design Criteria for Nuclear Components
- 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
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- Failure of Nuclear Thermal Shield Subjected to Flow Induced Vibration
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- Structural Design Safety Issues for ASME Sections III and VIII
- Creep Tensile Instability Solutions in Design Applications
- 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
- 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
- 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
- Fatigue and Creep Rupture Damage of Perforated Plates Subjected to Cyclic Plastic Straining
- Potential Development of Improved Fatigue Design Methods on Vessels
- Cyclic Life of Nuclear Components in Reactor Water
- Effect of Tubes on Stresses and Deflections in Steam Generator Tube Sheets
- Creep Ratcheting Bounds for Piping Systems
- Synthesis of S-N and da/dn Life Evaluation Technologies
- Primary Stress Evaluations for Redundant Structures
- Use of Mechanical Stress Improvement for Weldments with Cracks
- Effective Elastic Constants for Steam Generator Tube Sheets
- Improved Fatigue Life Evaluation Methods for LWR Components
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Projects
- Failure Analysis of Seized Piston on a Monel Series 3800 Pressure Relief Valve
- Stress and Vibration Analysis – Advanced Combustion Turbine
- Failure Analysis on Cracked Monorail Guideway
- FEA Analysis of an Elevated Temperature Vessel used in Glass Fiber Production
- Failure Analysis on a Fracking Pump
- ASME Code Section VIII Calculations – Feedwater Heaters
- Failure Analysis of Exhauster on High Speed Three-Stage Centrifugal Compressor
- Forensic Investigation of a Pressure Vessel Explosion
- Failure Analysis of In-Service Cracking of Plates in a Lime Hydrator
- Forensic Fire Investigation on a Commercial Building
- Failure Analysis – Gearboxes Controlling Earth-Station Antennas
- $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 Disks
- Cracking and Failure of Control Rod Guide Tube (CRGT) Support Pins
- Ruptured Refinery Bellows – Failure Analysis
- Root Cause Investigation of Gas Well Pipe Rupture
- Corrosion Investigation on Various Structures in a Refinery
- Modal and Vibration FEA Analysis on Linear Displacement Transducers (Actuators)
- Failure Analysis of Cracked Brass Fitting 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
- Failure Analysis on Cracked Thin Film Heat Exchanger (TFHE)
- Risk Assessment on 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 an Induction Furnace Undergoing Upgrades
- Vibration Analysis on the Framework of Hubble Space Telescope      Â
- Structural Analysis of Design Errors in Electrostatic Precipitator
- Structural and Fatigue Analysis of Buckled Longwall Mining Relay Bar
- Failure Analysis of Panel Coil in a Sterilization Process
- Weld Repair of Mis-Machined Cast Turbine Blades
- Design of Welded Connection Between Wind Turbine Tower and Baseplate
- API 579-1 / ASME FFS-1 Fitness for Service Evaluation on a Wood-Fired Boiler
- 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 FEA Analysis – Foundation at Turbomachinery Test Facility
- $16 Million Award for Collapsed Bauxite Conveyor System – Forensic Investigation
- Thermal FEA Analysis of 400 Ampere Busway System
- API 579/ ASME FFS-1 Fitness For Service on Overheated SA 213-T2 Boiler Tubes
- Finite Element and Fatigue Analysis on Crane Seat
- FEA Analysis of FRP Piping in Flue Gas Desulfurization System
- Finite Element Analysis (FEA) of Mining Bulkhead Doors
- Elevated Temperature Design Criteria – Nuclear Components
- Forensic Failure Analysis – Flight Control Aircraft Stabilizer Trim Motor Bearing
- Inelastic Thermal Analysis of Mold Plate in Continuous Casting Process
- Wellhead Threaded Closure Failure Investigation and Design Modifications
- Failure of XL Commercial Sprinkler Pipe – Root Cause Analysis
- FEA Analysis of Skid Mounted Heat Transfer System to ASME B31.3
- Cracks in Incinerator Recuperator – Failure Investigation & Repair
- Forensic Investigation of Premature Weld Cracking in Stainless Steel Exhaust Ductwork
- Finite Element Analysis (FEA) on Offshore Process Skid
- Static & Dynamic FEA Analysis – Skate Ramp Modifications
- ASME Code Section VIII Div. 1 Calculations – Refinery Contactor Vessel
- Cracked Tube-to-Tubesheet Welds on Sulfuric Acid Plant Superheater
- Refractory Lined Autoclave Finite Element Analysis
- Recertification of Aging Pressure Vessels / Systems at NASA Facility
- Leaking Nickel Cemented Tungsten Carbide (WC) Pump Seals – Investigation
- Failure Investigation and Design Modifications on Cracked Large Capacity Fuel Heaters
- Forensic Investigation on Coke Oven Battery Construction – $200 M Litigation
- Failure Analysis of Cracking Gypsum Kiln Conveyor Chain
- ASME B&PV Section VIII Division 1 Analysis on Storage Drum at a Refinery
- 30 Ton Automotive Forming Press – Failure Investigation
- Quartz Tubes in Water Purification System Failure Analysis
- Formula One Brake Rotor FEA Design Optimization
- Hydroelectric Turbine Shaft Exhibiting Flaws – Weld Consulting
- Comparison of Saudi Standards to US, EU and Japanese Standards
- Failure Analysis – Cracked PSA (Pressure Swing Absorber) Vessels
- Failure & FEA Analysis on 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
- Forensic Failure Investigation of Barge Mooring in Pittsburgh
- Failure Analysis of Electronics Cooling Fan
- Root Cause Forensic Investigation of Forklift Accident
- Stress, Vibration and Fatigue (FEA) Analysis on Bellows
- Design & Application of Inconel 625 Weld Overlay on a Refinery Vessel
- Forensic Investigation – Collapse of the 15th Century Statue of Tullio Lombardo’s Adam
- Metallurgical & SEM Investigations – Degraded Compressor Bearing
- Failed Oil / Gas Threaded Joint Casing
- Failure Investigation on Food Processing Pressure Vessel Closure
- ASME Section VIII Division 1 (FEA) Analysis on Feedwater Heater
- Failure Analysis & Redesign of Cracked Conveyor Ductwork
- Forensic Failure Analysis on Hunting Bow
- FEA Design and Analysis of Large Scale Pressure Vessels under High Energy Impact
- FEA & Fatigue Analysis – Hydroelectric Turbine Shaft
- Seismic Analysis on Fire Protection Systems to Uniform Building Code
- Prediction of Thrust Chamber Life on NASA Space Shuttle Main Engines
- Metallurgical & Engineering 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 FEA Analysis of Shipboard Heat Exchanger to Engineering Codes
- Frequency Response Testing of Compressor Turbine Vanes
- 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 Metallurgy & Welding Procedures of P91 Heavy Wall Piping
- Engineering Review of Design Changes in Taiwan Nuclear Plant
- Material Characterizations of AISI-SAE 4140 Miner Torque Shafts
- FEA Design and Analysis – Pressure Vessel Components for Radioactive Waste
- Failure Analysis on a Cracked Cylinder Liner
- API 579-1 / ASME FFS-1 Fitness For Service on Aging Ash Silo
- Metallurgical Evaluation of Cracks in Aircraft Landing Gear
- Failure Analysis of Overpressurized Storage Tank
- Forensic Investigation of a Tractor 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
- Failure Analysis & Redesign on a Refinery Piping Loop that Failed in Startup
- API 579 / ASME FFS-1 Fitness For Service on Steel Brewery Tanks
- Failure Analysis on Corroded Irrigation Piping
- Fatigue Analysis on a Rail Coupler to AAR Specifications
- 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
- Buckling Analysis on Elevated Temperature Vessel under a Vacuum
- Finite Element (FEA) Analysis on a Heater Vessel
- CFD Analysis – Blast Furnace Blowpipe Failure
- Engineering and Design Modification of Control Valves in Reactor Recirculation System
- Static & Dynamic FEA Analysis – Skate Ramp Modifications
- FEA Design & Analysis of Chemical Tubular Reactor – To ASME Section VIII Code
- Fatigue Analysis of a Heat Exchanger Coil to ASME B&PV Code
- Forensic Investigation of a Barge Collision
- Evaluation of Loads on High Temperature Condensate Tank Nozzles
- Failure Analysis and Design Modifications on FRP Contactor Vessel
- FEA Analysis on Waterbox Design Upgrades
- Structural Analysis of Compressor Skid Nozzles
- Structural & Modal FEA Analysis of Vapor Recovery Unit (VRU) Base Skid
- Weld Cracking Investigation on T Bar Section of Cyclones
- Vibration & Modal Analysis of an Extruder
- Structural Analysis of Heat Exchanger Supports
- Stress & Buckling FEA – Powder Decanter to ASME Section VIII Code
- Fatigue / Failure Analysis & Design Recommendations on Chemical Tumbler
- Fatigue and FFS Evaluations of Pressure Swing Adsorption (PSA) Vessels
- Analysis of Solar Array Support Rack
Posts
- Fatigue of Welded Components
- BLOG: What is a Primary Stress?
- Forensic Investigation on Ductwork Collapse – News
- See Resume Summaries of our Senior Engineers
- When to Call a Metallurgist – Learn More What’s Involved (Blog)
- See Events Page for Upcoming Conferences
- See Updates to OCE Portfolio Page
- See Our Murals Page for Stories of our Projects
- Links Page of Resources Updated – O’Donnell Consulting
- Book Release – Handbook of Lessons Learned in Engineering
- Blog: Basics of Pressure Vessel Design & Analysis
- Quantifying Fitness-For-Service – Article by Bill O’Donnell, Sr.
- Article on Weld Defects in Stainless Steel World
- Blog: Basics of Design by Analysis v. Design by Rule
- Failure Analysis Basics – Understanding the Cause of Materials / Equipment Failure
- (Blog) Description of Finite Element Analysis for the Non-Engineer
- See Contact Page to Submit an Inquiry
- Blog – Stress Analysis of Thin Walled Pressure Vessels
- Links Page for Engineering Resources
- 7 of the World’s Most Stomach-Dropping Cable Cars and Gondolas
- Hyman Rickover on Nuclear Designs
- Modern Materials for Sports & Recreation
- 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
- IEA World Energy Outlook 2019
- Extreme microscopes inspire new materials
- 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
- See Our Links Page for Engineering Resources
- Small Modular Reactors Gain Momentum in Europe
