The IfcValveTypeEnum defines the range of different types of valve that can be specified. These are typically used in conjunction with Pset_ValveTypeCommon, which contains common properties for all valve types.
7.5.2.32.2 Type values
Type
Description
AIRRELEASE
Valve used to release air from a pipe or fitting.
ANTIVACUUM
Valve that opens to admit air if the pressure falls below atmospheric pressure.
CHANGEOVER
Valve that enables flow to be switched between pipelines (3 or 4 port).
CHECK
Valve that permits water to flow in one direction only and is enclosed when there is no flow (2 port).
COMMISSIONING
Valve used to facilitate commissioning of a system (2 port).
DIVERTING
Valve that enables flow to be diverted from one branch of a pipeline to another (3 port).
DOUBLECHECK
An assembly that incorporates two valves used to prevent backflow.
DOUBLEREGULATING
Valve used to facilitate regulation of fluid flow in a system.
DRAWOFFCOCK
A valve used to remove fluid from a piping system.
FAUCET
Faucet valve typically used as a flow discharge.
FLUSHING
Valve that flushes a predetermined quantity of water to cleanse a toilet, urinal, etc.
GASCOCK
Valve that is used for controlling the flow of gas.
GASTAP
Gas tap typically used for venting or discharging gas from a system.
ISOLATING
Valve that closes off flow in a pipeline.
MIXING
Valve that enables flow from two branches of a pipeline to be mixed together (3 port).
PRESSUREREDUCING
Valve that reduces the pressure of a fluid immediately downstream of its position in a pipeline to a preselected value or by a predetermined ratio.
PRESSURERELIEF
Spring or weight loaded valve that automatically discharges to a safe place fluid that has built up to excessive pressure in pipes or fittings.
REGULATING
Valve used to facilitate regulation of fluid flow in a system.
SAFETYCUTOFF
Valve that closes under the action of a safety mechanism such as a drop weight, solenoid etc.
STEAMTRAP
Valve that restricts flow of steam while allowing condensate to pass through.
STOPCOCK
An isolating valve used on a domestic water service.