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Valves and Orifices

Variable-area components for fluid flow control

Use these blocks to model orifices, valves, and valve actuators in the two-phase fluid domain.

Simscape Blocks

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Check Valve (2P)Check valve in a two-phase fluid network
Thermostatic Expansion Valve (2P)Flow control valve that maintains evaporator superheat for use in refrigeration cycles
Pressure Relief Valve (2P)Pressure relief valve in a two-phase fluid network
Pressure-Reducing Valve (2P)Pressure-reducing valve in a two-phase fluid network
Multiposition Valve Actuator Multiposition actuator in an isothermal liquid system
Proportional Valve ActuatorModels a power-controlled valve actuator in an isothermal liquid system
Orifice (2P)Constant- or variable-area orifice in a two-phase fluid network

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Building a Custom Valve

Model a custom valve with orifice blocks.