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UPSTREAM_PRESSURE_CONTROL

MODELS / [...] / INTERSTAGE_CONTROL_PRESSURE / UPSTREAM_PRESSURE_CONTROL

Description

This keyword is used only for VARIABLE_SPEED_COMPRESSOR_TRAIN_MULTIPLE_STREAMS_AND_PRESSURES type. It is used within the INTERSTAGE_CONTROL_PRESSURE keyword.

The pressure control method upstream (before) the interstage pressure is specified in this keyword. For more explanation see Variable speed compressor train model with multiple streams and pressures.

Format

MODELS:
- NAME: <compressor model name>
TYPE: VARIABLE_SPEED_COMPRESSOR_TRAIN_MULTIPLE_STREAMS_AND_PRESSURES
...
STAGES:
...
INTERSTAGE_CONTROL_PRESSURE:
UPSTREAM_PRESSURE_CONTROL: <DOWNSTREAM_CHOKE / UPSTREAM_CHOKE / INDIVIDUAL_ASV_RATE>
...

Example

MODELS:
- NAME: compressor_model
TYPE: VARIABLE_SPEED_COMPRESSOR_TRAIN_MULTIPLE_STREAMS_AND_PRESSURES
...
STAGES:
...
INTERSTAGE_CONTROL_PRESSURE:
UPSTREAM_PRESSURE_CONTROL: UPSTREAM_CHOKE
DOWNSTREAM_PRESSURE_CONTROL: INDIVIDUAL_ASV_RATE