RMS Technical Reference Database
Welcome to the RMS Technical Reference Database
We’ve gathered decades of experience supporting rotating machinery in one location to share our expertise and expand the overall knowledge of the rotating machinery industry.
These technical publications were originally released through RMS newsletters, as product bulletins, or published in leading technical conferences as written by members of RMS’s experienced staff who would be happy to answer any questions or provide additional information. As RMS continues to support our customers and encounter unique rotating machinery engineering problems, we will expand this database to share our engineered solutions. If you have a questions about a specific piece of rotating machinery or a persistent issue we can support gives us a call, we’d be happy to help – 484-821-0702
Please feel free to download, print, and share these documents.
Centrifugal Compressors
- AC Compressor Trapped Bushing Seals
- Solving a Design flaw Through Innovative Engineering on-a NASH HP 9 Compressor
- An Introduction To Compressor Oil Seals – Face Contact Type
- Centrifugal Compressor Impeller Re-Engineered
- Centrifugal Compressor Rerate
- Centrifugal Compressors-Surge in Compressors
- Compressor Rotor Overhauls
- Computational Fluid Dynamics Centrifugal Compressors
- Cooper RF2B Bearing Upgrade
- Cooper RFB-24 Refurbished and Seals Upgrade
- Impeller Fits to Shafts Explained
- Impeller Performance Considerations When Specifying Welding Tolerance
- Locating Excitations on the Interference Diagram
- Nitric Acid Compressor Rerate & Overhaul
- Pipeline Compressor Journal Bearing Failure
- RMS Re-Engineers Cooper Compressor RC20-17 Rotor
- Scroll Matching For Centrifugal Compressors
- Shaft Seal Study I-R CDP24 Single Stage Pipeline Compressor
- Spreader Tool for Assembly Disassembly of a Centrifugal Compressor
- Centrifugal Compressors Rerate Succes
- The Progression of Rotordynamics
- Rule of Thumb – Centrifugal Compressors
- Part 2 Delaval B12-12 Compressor Overhaul
- Part 1 Delaval B1212 Compressor Overhaul
- Centrifugal Compressor Construction Explained
- Rules of Thumb – TurboMachinery Wet Gas Compressor
- Rules of Thumb – Turbomachinery H2S Service
- RMS Provides Immediate Fastener Support For Customer
- Creating New Centrifugal Barrel Compressors For Iso-Butane Recycling
- Rerating A Centrifugal Compressor For Hydrogen Recycle Work
- Simple Thrust Calculation for Centrifugal Compressor Impellers
- Building the Behemoth D48JR Steam Compressor
- Cooper-Bessemer Pipeline Compressor Rerates
- Timely Compressor Overhaul by RMS Gets Plant Up and Running at Full Capacity
- The Basic Engineering Approach to Changing the Performance of Your Compressor
- RMS Clean Room – Chlorine & Oxygen Compressors
- AC Compressor Control Panel Upgrades
- Vaned vs. Vaneless Diffusor in Compressor Stages
- Volute Design and How It Can Affect Stability
- MVR AC Compressor Rerates
- AC Compressor Trapped Bushing Seal Overhaul
- Unit Refurbishment of A DELAVAL 6B26 Centrifugal Compressor
Axial Compressors
- Don’t Fret, FSI Is Here
- Axial Compressor Inlet Air Filtration Systems
- RMS Builds New 12,300 HP Axial Compressor Train
- RMS Manufactures Replacement Vane Carrier
- Axial Compressor Rotor Blade Root Redesign
- Upgrading an Allis-Chalmers Axial Compressor for Reliability and Maintainability
- One Big Axial – AC Compressor Axial Compressor Overhaul
- Refinery Axial Compressor Shop Overhaul and Rerate
FCC Expanders
- Emergency Repair of a DR E-138 FCC Expander
- EX38 FCC Expander Spare RBSA Utilizing a Surplus Pedestal
- FCC Expander Flow Path Erosion – Expander Erosion
- FCC Expander Flow Path Erosion -Particle Separator Performance
- FCC Expander Flow Path Erosion
- Inspection and Overhaul of a CONMEC FEX-97HT FCC Expander
- Low-Erosion Rerate and Redesign of FCCU Expander
- Rebuilt Expander Rotor-Support-Exhaust Assembly
- Resolution of Speed Sensor Anomaly
- RMS “The Solution” – Expander Emergency Turnaround
- Rules of Thumb – Exapander Materials
- Expander Blade Root Design to Prevent Fatigue and Creep Failures
- Refinery FCC Expander Overhaul
- Overhaul Of An FCC Expander Prepares Plant For Emergency Shutdown
- Complete New FCC Expander Spare RBSA
Nitric Acid Expanders
Oil Free Screw Compressors
Power Turbines
- Dresser-RAND GT61 PowerTurbine Component Restoration
- Overhaul of RT48 Power Turbine Rotor
- Overhauling Some Heavy Iron!
- Power Turbine Cracking at the Annulus Mounting Flange
- RMS Ships Large Super Alloy Turbine Disks
- RMS Total Team Effort Saves DR61 Power Turbine User Months of Down Time
- Superalloy Disks…When Needed
- Worthington ER224 Jet Gas Expanders
- Exhaust Diffuser Structural Analysis and Design Enhancement Against High Cycle Fatigue
- New Tools Used for D-R 61 PT Blade Repair Analysis
- RMS Manufacturers New FT4 Rotor Blades
- FT4 Free Turbine Coupling
Steam Turbines
- Condenser Load on Steam Turbines
- Air Effects on Condenser Performance
- Exhaust Hood Losses In Steam Turbines
- Dry Gas Seal Retrofit to an Ammonia & Water Vapor Turbine
- Ingersoll Rand 1100 Frame Steam Turbine Repair
- RMS Supports New York City Chiller Market
- Performance Effects of Incidence
- Steam Turbine Control Valve Setting
- Steam Turbine Engineered Repairs
- Turbine Steam Purity
- Steam Turbine Efficiency Losses
- Hydrostatic Testing of Steam Turbine Casing
- Steam Turbine Water Droplet Erosion
- Steam Turbine Rotor Overspeed Trip
- Steam Turbine Trip & Throttle Valve
- Controlled and Uncontrolled Extraction
- Steam Turbine Over Speed Trip
- Steam Turbine Deposits
- Steam Turbine Uprates, Performance Issues
- Steam Turbines – How Many Stages
- The Cost of Vacuum Loss for a Condensing Steam Turbine
- Rules of Thumb – Steam Turbine Generator Package
- Steam Turbine Seals Explained
- Steam Turbines – Curtis or Velocity Compounded Stage
- Mode Shapes of Packeted Blades
- Steam Turbine Built Up or Solid
- Major Uprate of a General Electric Steam Turbine
- Steam Turbine Rotation
- Steam Turbine Uprates, Preliminary Checks 2
- Steam Turbine Uprates, Preliminary Checks
- Steam Turbine Uprates, Steam Issues
- Water Droplet Removal Techniques
- Steam Turbine Coatings
- Rules of Thumb – Steam Turbines
- Goodman Diagram
- Steam Turbine Trip System Upgrades
- Steam Turbine Supports Explained
- Steam Turbine Dovetail Style Shroud Indications
- Bringing a Murray KD7 Steam Turbine Back to Peak Performance
- Steam Turbine Overhaul for Steel Industry Customer
Pumps and Other Equipment
Miscellaneous
- “Sullivan” Stator Count Diagram
- Considering an at Speed Balance
- Coupling Buckling Failure Analysis
- Coupling Guard Upgrade
- Custom Tailored Coupling Guards
- Differential Expansion Explained
- Digital Data Acquisition For Rotating Machinery
- Harmonic Response Stress Analysis of Blades in Resonance
- Identifying Interferences on the Interference Diagram
- Interference Diagram Refresher
- Modal Impact Testing Techniques & Uses
- Modal Impact Testing Uses for Turbomachinery Rotor Blades
- Mode Shapes of Packeted Blades
- Nitrogen Preservation Systems for Rotor Canisters
- Nodal Diameters and the Interference Diagram
- Partial Arc Shock Response
- Remaining Life Analysis
- Remaining Life Assessment Explained
- Remaining Life Assessment
- Rule of Thumb – Turbomachinery
- Rules of Thumb – Bearings Temperature
- Rules of Thumb – Bearings
- Rules of Thumb – FCC Expander – Startup Procedure
- Rules of Thumb – Labyrinth Seals
- Rules of Thumb – Lube Console Testing
- Rules of Thumb – Materials Turbomachinery
- The Axes of the Interference Diagram
- Turbomachinery Rules of Thumb – Labyrinth Seals
- Rules of Thumb – Lubricants, Sealants & O-rings
- TurboMachinery Rules of Thumb – Vibration Common Causes
- Why Worry About Downstream
- TurboMachinery Rules of Thumb – Sealants
- Rapid Prototyping at RMS
- Metallurgical Replica Capability
- 3D Scanning Tools – Utilizing The Latest Technology to Complement RMS Expertise
- Kit Boxes – Organized, Protected, Customized
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