Machinery Book from C.H.I.P.S.

Analytical Troubleshooting of Process Machinery and Pressure Vessels
by Anthony Sofronas

Analytical Troubleshooting of Process Machinery and Pressure Vessels provides both students and engineering professionals with the tools necessary for understanding and solving equipment problems in today's complex processing environment.


  • Component wear and fretting
  • Vibration of machines and piping
  • Instabilities and sizing of pumps and compressors
  • Thermal loads and stresses
  • Gear, bearing, shafting, and coupling loading
  • Corrosion and materials of construction


Strength of Materials

  • Load Calculations
  • Stress Calculations
  • Axial
  • Shear
  • Bending
  • Torsional
  • Combined Stresses
  • Thermal Stresses
  • Transient Temperatures and Stresses
  • High Temperature Creep
  • Shell Stresses
  • Piping Thermal Forces, Moments, Frequencies
  • Piping Failures
  • Allowable and Design Stresses
  • Fatigue Due to Cyclic Loading
  • Elongation and Deflection Calculations
  • Factors of Safety
  • Case History: Agitator Bearing Loading
  • Case History: Shaft Failure
  • Dynamic Loading
  • Centrifugal Force
  • Inertia's and WR2
  • Energy Relationships
  • Case History: Centrifuge Bearing Failures
  • Case History: Bird Impact Force on a Windscreen
  • Case History: Torsional Impact on a Propeller
  • Case History: Start-up Torque on a Motor Coupling
  • Case History: Frictional Clamping Due to Bolting
  • Case History: Failure of a Connecting Rod in a Race Car
  • Bolting
  • Holding Capacity
  • Limiting Torque
  • Bolt Elongation and Relaxation
  • Torquing Methods
  • Fatigue of Bolts
  • Stripping Strength of Threads
  • Case History: A Power Head Gasket Leak
  • Ball and Roller Bearing Life Estimates
  • Case History: Bearing Life of a Shaft Support
  • Coupling Offset and Bearing Life
  • Hydrodynamic Bearings
  • Shell and Pad Failures
  • Gears
  • Gear Acceptability Calculations
  • Case History: Up-Rate Acceptability of a Gear Unit
  • Interference Fits
  • Keyless Hydraulically Fitted Hubs
  • Case History: Taper Fit Holding Ability
  • Case History: The Flying Hydraulically Fitted Hub
  • Strength of Welds
  • Fatigue of Welds
  • Repair of Machinery
  • Shafts
  • Housing and Cases
  • Gearboxes
  • Sleeve bearings and Bushing Clearances
  • Alignments
  • Acceptable Coupling Offset and Angular Misalignment
  • Vibration Measurements
  • Interpreting Mechanical Failures
  • Failures with Axial, Bending and Torsional Loading
  • Gear Teeth Failures
  • Spring Failures
  • Bolt Failures
  • Bearing Failures
  • Reading a Bearing
  • Large Gearbox Keyway / Shaft Failures
  • Case History: Sizing a Bushing Running Clearance
  • Case History: Galling of a Shaft In A Bushing
  • Case History: Remaining Fatigue Life with Cyclic Stresses
  • A Procedure for Evaluating Gasket Joints
  • Gaskets In High Temperature Service
  • "O" Ring Evaluation
  • Case History: Gasket Won't Pass Hydrotest
  • Case History: Heat Exchanger Leak Due to Temperature
  • Wear of Equipment
  • Case History: Excessive Wear of a Ball Valve

Vibration Analysis

  • Spring /Mass Systems and Resonance
  • Case History: Critical Speed Problem on Steam Turbine
  • Determining Vibration Amplitudes
  • Allowable Levels for X or F at Resonance
  • Case History: Vibratory Torque on Gear of a Ship System
  • Torsional Vibration
  • Case History: Torsional Vibration of Motor-Generator-Blower
  • Vibration Diagnosis and Campbell Diagrams
  • Case History: The Effect of a Suddenly Applied Torsional Load
  • Flow Induced Vibrations
  • Case History: Heat Exchanger Tube Vibration
  • Case History: Piping Vibration Failures

Fluid Flow

  • Continuity Equations
  • Bernoulli's Equations
  • Pressure Drop
  • Forces Due to Fluids
  • Case History: A Piping Failure Due to Water Hammer
  • Case History: A Centrifugal Pump System
  • System Curves
  • Pump Curves
  • Net Positive Suction Head NPSH
  • Pump Laws
  • Series and Parallel Pump Operation
  • Blocked In Pump Concern
  • Cryogenic Service Concerns
  • Pump Control
  • Case History: Wreck of a Centrifugal Pump
  • Case History: Airfoil Aerodynamic Loads
  • Case History: Pressure Loss Through Slots
  • Friction Losses in Piping Systems
  • Case History: Pipe Friction

Heat Transfer

  • Conduction
  • Convection
  • Radiation
  • Heat Sources
  • Case History: Insulation Burn-Out of a Resistor Bank
  • Case History: Embedded Bearing Temperature
  • Types of Heat Exchangers
  • Heat Exchanger Design
  • Case History: Verifying the Size of an Oil Cooler
  • Case History: Temperature Distribution Along a Flare Line
  • Case History: Derivation of a Pipe Temperature Distribution

Compressor Systems and Thermodynamics

  • Ideal Gas Laws
  • Case History: Non - Relieving Explosion Relief Valve
  • The Energy Equation
  • Case History: Air Conditioner Feasibility Study
  • Centrifugal Compressor Operation
  • Compressor Configurations
  • Centrifugal Compressor Head, Flow and Horsepower
  • Compressor Surge
  • Fan Laws
  • Flow - Head Curve Troubleshooting
  • Reciprocating Gas Compressors
  • Component Failures and Prevention
  • Reciprocating Compressor Horsepower Calculations
  • Troubleshooting Reciprocating Compressors Using Gas Calculations
  • Mechanical Seals
  • Flexible Gear, Diaphragm and Disc Pack Couplings


  • Average, Range, Variance, Standard Deviation
  • Histograms and Normal Distributions
  • Case History: Power Cylinder Life Comparison
  • Mean Time Between Failures
  • Case History: MTBF for a Gas Engine Compressor
  • Reliability
  • Deterministic and Probabilistic Modeling

Problem Solving and Decision Making

  • The 80-20 Relationship
  • Going Through the Data
  • A Problem Solving Technique
  • Case History: Loss of a Slurry Pump
  • Case History: The Fatigued Motor Shaft
  • Case History: Coupling Failure
  • Case History: Motorcycle Won't Start
  • Case History: Galled Die
  • Seven Causes
  • A Decision Making Technique
  • Case History: Selection of a Barrel Lifter

Materials of Construction

  • Carbon Steel
  • High Strength Low Alloy Steels
  • Martensitic Stainless Steels
  • Austenitic Stainless Steels
  • Monel 400
  • 17-4 PH
  • Incoloy 825
  • Inconel 718
  • Structural Steels
  • All Steels Are Not The Same
  • Useful Material Properties
  • Heat Treatments
  • Failure Modes of Shafts, Bolting, Structures and Vessels
  • Fretting Corrosion

Mechanical System Modeling with Case Histories

  • Sizing Up the Problem
  • Case Histories
  • Failures Caused by Excessive Loads
  • Case History: An Agitator Bolt Failure
  • Case History: Loosening of Counterweight Bolt
  • Case History: Evaluating Internal Thread Strip - Out
  • Case History: Analyzing a Spline Failure
  • Case History: The Bending of Impeller Blades
  • Case History: A Compressor Rod Failure
  • Case History: Seal Failure Due to Misalignment of an Agitator Shaft
  • Case History: Gear Tooth Pitting Failure
  • Case History: Impact Load Effect on a Large Gearbox Bearing
  • Case History: A Motor Shaft Failure
  • Case History: An In-Flight Aircraft Crankshaft Failure
  • Case History: A Pitting Failure Due to a Poorly Distributed Bearing Load
  • Case History: Failure of a Pre-loaded Fan Bearings
  • Case History: The Separating Loads in an Extruder
  • Case History: Containment of an Impeller
  • Failures Caused by Wear
  • Case History: Examining the Wear of Extruder Screws
  • Case History: Wear of a Spline Clutch
  • Failures Caused by Thermal Loads
  • Case History: Thermal Distortions Move a 50 Ton Gearbox
  • Case History: The Thermally Bowed Shaft
  • Case History: A Steam Turbine Diaphragm Failure
  • Case History: Screw Compressor Rotor Rub
  • Case History: The Hidden Load in a Three Bearing Machine
  • Miscellaneous Failures
  • Case History: Crack Growth in a Rotor
  • Case History: Structural Failure Due to Misalignment
  • Case History: Oil Film Thickness of a Diesel Engine Bearing
  • Case History: The Leaking Flange Gasket

Fitness For Service with Case Histories

  • A Little About Corrosion
  • Stress Corrosion Cracking
  • Uniform Corrosion
  • Case History: Local Corrosion of a Vessel Wall
  • Pitting Corrosion
  • Case History: Pitting Corrosion of a Vessel Wall
  • Brittle Fracture Concerns
  • Academic Example: Temperature Effect on a Steel Plate
  • Case History: Crack Like Defect in a Vessel Wall
  • Cold Service Evaluations
  • Case History: Cold Service Vessel
  • Crack Growth and Fatigue Life
  • Finding Those Cracks
  • Troubleshooting Isn't So Easy


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Analytical Troubleshooting of Process Machinery and Pressure Vessels
by Anthony Sofronas
2006 • 376 pages • $94.50 + shipping
Texas residents please add 6.75 % sales tax

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