NOTE: Online conference registration, membership renewal, and other online transactions will be unavailable between 3 AM EDT and 9 AM EDT. We apologize for the inconvenience.
CCPS Process Safety Glossary
|
|
An occurrence related to equipment performance or human action, or an... Read More... |
|
An occurrence involving the process caused by equipment performance, human... Read More... |
A specific unplanned sequence of events composed of initiating events and... Read More... |
|
A logic model that graphically portrays the combinations of events and... Read More... |
A graphical logic model that identifies and quantifies possible outcomes... Read More... |
|
Data on which the investigation team will rely for subsequent analysis,... Read More... |
the collection of data on which the investigation team will rely for... Read More... |
|
The process of performing the operations of a specified portion of an... Read More... |
A physical or chemical change accompanied by the evolution of heat. |
|
A physical or chemical change that requires or is accompanied by the... Read More... |
A reaction involving one or more chemicals resulting in one or more new... Read More... |
|
The ratio of the volume after combustion to that prior to combustion. |
The list of incidents from which the study group is selected. An Expansive... Read More... |
|
The average number of occurrences of the fault event during a specified time... Read More... |
A release of energy that causes a pressure discontinuity or blast wave. (... Read More... |
|
A release of energy sufficient to cause a pressure wave; a rapid or sudden... Read More... |
The bursting or rupturing of an enclosure or container due to the... Read More... |
|
The ratio of the mechanical energy released in an explosion to the heat of... Read More... |
Any pressure above atmospheric caused by a blast. (CCPS, 1994) |
|
An intentionally weakly supported panel in the wall of an enclosure designed... Read More... |
A chemical that causes a sudden, almost instantaneous release of pressure,... Read More... |
|
Formula proposed for vegetative canopies that is also valid for other types... Read More... |
An equipment's operating time in hours. |
|
Expressed in terms of a continuous variable, such as the time equipment is... Read More... |
The historical number of demands experienced by the equipment population.... |
|
The historical operating time of the equipment population. |
|
|
Event caused by (1) a natural hazard-earthquake, flood, tornado, extreme... Read More... |
As used in this publication, a factor that is not an intrinsic property of a... Read More... |
|
A plot of cumulative frequency versus consequences (expressed as number of... Read More... |
A portion of or complete plant, unit, site, complex or any combination... Read More... |
|
On-site Engineering section or group providing service to the local facility... |
Describes an equipment fault which would inhibit or delay automatic shut-... Read More... |
|
Design features which provide for the maintenance of safe operating... Read More... |
A circuit that has an output state which indicates that either a circuit... Read More... |