Variable frequency drives (VFDs) have become a preferred method of process control for electric motor driven equipment ranging from vertical water pumps to centrifugal air fans. The following is a basic discussion of risks of using a VFD with direct driven centrifugal fans and methods of mitigating those risks to maintain equipment reliability.
- David Sheffler
- IVC Technologies
Yelo’s manufacturing plant was custom-built to enable it to produce the highest quality vegetable oil and animal feed using only mechanical processes.
Asset availability and reliability is critical to the business and the management team understood that adopting a ‘run-to-failure’ reactive maintenance approach would be both costly and inefficient.
- Frederic Thomas
- AVT Reliability
Why does our equipment fail? Because we kill it. Regular plant visits shown numerous examples of poor lubricant storage.
- Paul Dufresne
- Reliability Playbook, in Partnership with Lubrication Engineers
If you understand failure patterns and how assets fail, then you can start to develop a strategy. Failure curves can show us...
- Martin Robinson
- IRISS Inc.