RISK BASED PSM PROCESS SAFETY MANAGEMENT INDIA CONSULTANT INCIDENT INVESTIGATION HAZOP TRAINING ROOT CAUSE ANALYSIS AND LESSONS FROM INCIDENTS
April 21, 2011
VFD's and process safety
VFD (Variable frequency drives) are used for conserving energy. The process safety issues when using VFD's must be considered when using them. To cut costs, some users try to install a single VFD for both the running and standby motors of a pump. This poses issues in safely locking out energy supply when one pump is given for maintenance. Read a good article on VFD's in this link.
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