Differential / Rotor Expansion
Differential / Rotor Expansion
Differential Expansion (DE) and/or Rotor
Expansion (RE) are very important measurements usually supplied by the Original Equipment
Manufacture (OEM) as part of a |
Eccentricity
Eccentricity
Shaft Eccentricity plays a very important role
as part of a Turbine Supervisory Instrumentation (TSI) System on large steam turbines and
should be included in retro-fit p |
Balancing
Balancing Unbalance is a very common source of high
vibration that is identified by excessive levels of vibration amplitudes at a frequency
that is synchronous with machine speed. Possib |
Bearing Failure Modes
Bearing Failure Modes
This application note presents specific failure
modes associated with machinery having journal bearings. Signal measurements presented
here are time waveforms that |
Conventions
Conventions
This application note provides a set of
conventions to provide order and meaning to how transducers relate to their mounting and
the machine.
Motion Towards
Vibratio |
Cooling Tower Fans
Cooling Tower Fans
Cooling Tower Fans have
applications in all industries. They remove heat from other materials, usually water. A
cooling tower may consist of one cell or many individual cells |
Journal Bearings
Journal Bearings
Industrial machinery with high horsepower and high loads, such
as steam turbines, centrifugal compressors, pumps and motors, utilize journal
bearings as rotor supports. |
System Response
System Response
An understanding of how a spring mass system
responds to vibratory influences is helpful in understanding, recognizing and solving many
problems encountered in vibrati |
Turbine Supervisory Instrumentation
Turbine Supervisory Instrumentation
Improve Reliability and Performance with a TSI from STI Vibration Monitoring
STI’s Turbine Supervisory Instrumentation (TSI) Systems provide cont |
Turbine Supervisory Instrumentation 1
Turbine Supervisory Instrumentation 1
Specification of a Turbine Supervisory
Instrumentation (TSI) system can be an exhausting process when the individual parameters
must be specified |
Turbine Supervisory Instrumentation: Shell or Case Expansion
Turbine Supervisory Instrumentation: Shell or Case Expansion
Shell or Case Expansion is a very important
measurement as part of a Turbine Supervisory Instrumentation (TSI) System for la |