September 2024 | AIChE

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September 2024

Event

An occurrence involving a process that is caused by equipment performance or human action or by an occurrence external to the process.

Essential Personnel

Personnel with specific work activities that require them to be located in buildings in or near a process area for logistical and response purposes.

Essential Criteria

Criteria defining the required content or conduct of a PHA based upon company or regulatory requirements.

Equipment Reliability

The probability that, when operating under stated environment conditions, process equipment will perform its intended function adequately for a specified exposure period.

Equipment Failure Analysis

A systematic approach for analyzing equipment failures to determine the failure mechanism(s) and the root cause(s) that resulted in the failure.

Equipment Deficiency

A condition that does not meet the acceptance criteria.

Equipment Class

A grouping of individual equipment items with similar design and operation, such that facilities should perform similar ITPM activities on all of the items.

Equipment

A piece of hardware which can be defined in terms of mechanical, electrical or instrumentation components contained within its boundaries.

Episodic Release

A release of limited duration usually associated with an accident.

Episodic Event

An unplanned event of limited duration, usually associated with an accident.

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