Definitions of words and terms used in the gas processing industry.
For questions regarding incorrect/outdated entries or suggestion for adding additional terms, please contact Martin Erne
The square root of the ratio of the compressibility factor of the gas at a base condition to the compressibility factor of the same gas. In the US, the base conditions are generally 60 degrees Farenheit and 14.73 psia.
An accumulation of liquid between two levels in a vessel, or a sudden increase in its flow rate above a normal flow rate.
That vessel that is provided for surges in a process when constant levels are being controlled in all other connecting equipment.
This refers to the near or absolute absence of sulfur compounds in either gas or liquid as defined by a given specification standard.
Gas which has no more than the maximum sulfur content defined by (1) the specifications for the sales gas from a plant; (2) the definition by a legal body such as the Railroad Commission of Texas.
A term used to describe the gas product resulting from the gasification of coal and/or gas liquids or heavier hydrocarbons.
Gas that is located downstream of a processing facility.
The of a processing plant wherein the residue is last metered.
A contractual term where a one party agrees to receive a minimum quantity of product for a specified timeline or accept penalty for the unused portion.
A container for holding liquid product.
An ocean-going vessel designed for carrying product.
A factor for correcting volumes to that occupied at a specific reference temperature.
A formal offer from regulatory bodies, vendors, or companies provide or ship products or resources from wellheads, processing plants, or other sources.
The theoretical hydrocarbon liquid content is the amount of liquid theoretically condensable per unit volume of gas at base conditions. In the U.S., the term GPM (gallons of liquid hydrocarbon per thousand cubic feet of gas) is used.
A unit of gross heating value equivalent to 100,000 Btu (1.055056 108J).
A well in a process vessel or line which is used for a thermometer or thermocouple holder.
A unit of mass.
A unit of mass.
A vertical structure which can serve a variety of purposes and can leverage elevation.
The distance between trays in a trayed column.
A vessel wherein gas and liquid, or two miscible liquids, are contacted, usually countercurrently on trays.
Differing system that are design to alter gases or liquids through a variety of approaches depending on the desired
The structure that is built for the convenience of loading and/or unloading product via a vehicle designed for the application.
A timeline usually related to a project that will impact the ordinary process or workflow.
A term referring to the flow of a vapor phase and a liquid phase in the same pipeline.