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CMC Industrial Electronics
Low Cost Vibration
Monitoring for Grain
Processing Facilities
![Page 2: Low Cost Vibration Monitoring for Grain Processing · PDF fileCMC Industrial Electronics Low Cost Vibration Monitoring for Grain Processing Facilities](https://reader030.vdocuments.net/reader030/viewer/2022020302/5a7a68ea7f8b9a05538d91c3/html5/thumbnails/2.jpg)
CMC Industrial Electronics
Jerry Lee Lewis once sang:
“There’s a whole lot of going on”
Grain processors are not paying
attention and it’s costing them
money
![Page 3: Low Cost Vibration Monitoring for Grain Processing · PDF fileCMC Industrial Electronics Low Cost Vibration Monitoring for Grain Processing Facilities](https://reader030.vdocuments.net/reader030/viewer/2022020302/5a7a68ea7f8b9a05538d91c3/html5/thumbnails/3.jpg)
CMC Industrial Electronics
Why would I want to monitor
machinery vibration?
• Reduce your maintenance and railroad
overtime costs caused by equipment failure
• Poor lubrication, machinery imbalance and
damaged bearings are the primary causes
of equipment failure and can all be
detected with vibration monitoring
![Page 4: Low Cost Vibration Monitoring for Grain Processing · PDF fileCMC Industrial Electronics Low Cost Vibration Monitoring for Grain Processing Facilities](https://reader030.vdocuments.net/reader030/viewer/2022020302/5a7a68ea7f8b9a05538d91c3/html5/thumbnails/4.jpg)
CMC Industrial Electronics
How is vibration monitored today at
most facilities?
• In most facilities, no vibration monitoring is
currently being done
• The only indication of pending failure is
audible noise, visible shaking or
catastrophic failure
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CMC Industrial Electronics
What are the current methods of
measuring vibration?
• Most vibration analysis is done by
consultants using portable vibration
analysis systems
• This form of measurement requires
expensive equipment and an expert to
interpret the results
![Page 6: Low Cost Vibration Monitoring for Grain Processing · PDF fileCMC Industrial Electronics Low Cost Vibration Monitoring for Grain Processing Facilities](https://reader030.vdocuments.net/reader030/viewer/2022020302/5a7a68ea7f8b9a05538d91c3/html5/thumbnails/6.jpg)
CMC Industrial Electronics
Why are so few doing vibration
analysis?
• There is a high recurring cost of having the
consultants attend the facility and take the
measurements
• Lack of awareness of the value of vibration
analysis
![Page 7: Low Cost Vibration Monitoring for Grain Processing · PDF fileCMC Industrial Electronics Low Cost Vibration Monitoring for Grain Processing Facilities](https://reader030.vdocuments.net/reader030/viewer/2022020302/5a7a68ea7f8b9a05538d91c3/html5/thumbnails/7.jpg)
CMC Industrial Electronics
What’s New?
• A low cost vibration sensor designed
specifically for grain processing facilities
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CMC Industrial Electronics
How does it work?
• The sensor incorporates a MEMS
accelerometer and a DSP computer to
analyze the vibration of machinery
• The DSP computer processes the vibration
signal and extracts the critical information
you need to take preventative action
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CMC Industrial Electronics
Why has no one done this before?
• Advances in technology both in
accelerometers and digital signal
processing have made this sensor possible
• Sensors with adequate high frequency
response have just become available
![Page 10: Low Cost Vibration Monitoring for Grain Processing · PDF fileCMC Industrial Electronics Low Cost Vibration Monitoring for Grain Processing Facilities](https://reader030.vdocuments.net/reader030/viewer/2022020302/5a7a68ea7f8b9a05538d91c3/html5/thumbnails/10.jpg)
CMC Industrial Electronics
How is vibration measured?
• Vibration is measured using an
accelerometer
• The most common unit of measure is velocity
expressed as inches/second
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CMC Industrial Electronics
What vibration types are important?
• RMS velocity is the average amount of
vibration your machine is producing
• Peak velocity detects short duration, high
speed movements
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CMC Industrial Electronics
RMS Velocity
• RMS velocity is a measure of how much
you machine is shaking
• The more your machine shakes the more
stress is put on its bearings
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CMC Industrial Electronics
Peak Velocity
• Short duration, high velocity movements
are the signature of a failing bearing
• Damaged rollers, races, lack of lubrication
and contamination all give off fast moving,
high velocity signals
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CMC Industrial Electronics
How is this new sensor deployed?
• It can be installed as part of a CMC hazard monitoring system
• Can connect directly to your PLC control system
• Should always be installed with a bearing temperature sensor
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CMC Industrial Electronics
Why is temperature important?
• Temperature is a good indicator of
lubrication status
• Over or under lubricated bearings will run
hotter than normal
• Another good indication that something is
going wrong at that bearing
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CMC Industrial Electronics
How is mounted?
• A single ¼” fine thread stud is used to
mount the sensor
• Optionally, a prefabricated sensor mount
can be attached using epoxy cement
• Mounting is important to ensure the
vibration signal gets through to the sensor
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CMC Industrial Electronics
But will it survive?
• The sensor is manufactured of solid
stainless steel
• It is fully potted for all environments
• It has a built in conduit fitting for full cable
protection
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CMC Industrial Electronics
Is it certified by a testing agency for
use in grain processing facilities?
• When used as part of the CMC hazard
monitoring system, the complete system
has been certified to CSA standards as
Intrinsically Safe
• It is rated for all areas of a grain processing
facility
• No additional safety barriers are required
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CMC Industrial Electronics
There is a lot more to the story!
• Come and see us in booth 749 for more
information or visit us on the web at:
www.cmciel.com