Straightness Measurement
Application Note Courtesy of Damalini Straightness measurement is done on a large number of applications, for example balks, rolls, machine
constructions, transportation lines etc. The basic |
Flatness Measurement Application Note Courtesy of Damalini Flatness
Flatness
measurement is done on for example machine tables, wire parties in paper making
machines, flanges (circular planes), machine foundations |
Plumb Line Measurement Application Note Courtesy of Damalini Measurement of straightness and center line relative to an absolute plumb line is done on for example
turbine and generator shafts. The measurement program uses |
IR Measurements and Emissivity IR Measurements and Emissivity A basic understanding of emissivity and reflectivity of materials is required for using and understanding Infrared temperature measurements. All materials emit thermal |
Acceleration Enveloping Application Enveloping
Acceleration envelope measurements are a new introduction to the inventory available to vibration analysts. Although initially it would seem to be most useful for detecting |
Accelerometer Transducers and Installation
Accelerometer Transducers and Installation
Accelerometers have been a popular choice for
rotating machinery vibration monitoring. They are a rugged, compact, light weight
transducer wi |
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 |
PM Program Part 2: Routes PM Program Part 2: Routes
This application note will provide a basis for
creation of a Predictive Maintenance (PM) data collector route. Establishing an
efficient PM data collector ro |
Thrust Position Thrust Position
Thrust Position Monitoring was one of the
earliest applications for Eddy Current Transducers. When utilized for this application, it
is one of the most important componen |
Marine Corrosion
Link to RDI-CRE Corrosion Sensor and Kit
Marine Corrosion
Types of Marine Corrosion:
Metal parts underwater are subjected to two basic types of corrosion: g |
Dial Indicator Alignment
Dial Indicator Alignment Procedure
The procedure for doing reverse dial indicator alignment is not a difficult one. There are several steps which need to be taken for a s |
Thermography
Thermography Courtesy of SKF Maintenance Products
Detect
hot spots before they cause trouble.
Since the dawn of the industrial age, temperature has been
us |
Laser Sheave / Pulley Alignment Application Note
Large savings to be made with correctly aligned machines
A common misunderstanding is
that sheave/pulleys are not affected dramatically by misalignments. This
assumption has res |
Laser Alignment of Cooling Tower Jack Shaft Application Note Courtesy of Damalini Proper Alignment Will Reduce Your Carbon Footprint!
Traditionally, maintenance departments do not sing their own praises. Maybe that should change? In many co |
Accelerometer Installation Guide
Accelerometer Installation Guide Table of Contents:
Section I :
Introduction
Section II :
Mounting Accessories
Installation Tools
Adhesives and Sealants |
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 |
Classification of Machines Classification of Machines
This application note will provide a basis for
selection of the machinery list of a Predictive Maintenance (PM) data collector program.
Creating
a PM mach |
Comparing Vibration Readings Comparing Vibration Readings
Comparing vibration level readings taken by
different types of instruments and transducers can be very confusing and can lead to
mistrust of the systems involve |
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 |