Enum: ProcessStreamRole

The functional role of a stream within a process flowsheet, independent of its chemical composition.

Permissible Values

Value	Meaning	Description
FEED	None	A stream entering the process or a unit operation as input
RAW_MATERIAL	None	A fresh raw material or reactant stream entering the process battery limits
PRODUCT	None	A primary product stream of commercial value leaving the process
BYPRODUCT	None	A secondary saleable or usable product produced alongside the main product
INTERMEDIATE	None	A stream flowing between unit operations within the process
RECYCLE	None	A stream returned to an upstream point for reprocessing
PURGE	None	A stream withdrawn from a recycle loop to prevent accumulation of inerts or i...
BLEED	None	A small continuous stream withdrawn to control composition or level
MAKEUP	None	A stream added to replenish material lost from a circulating loop
WASTE	None	A stream with no further use that must be treated or disposed of
EFFLUENT	None	A liquid waste stream discharged from the process
EMISSION	None	A gaseous stream released to the atmosphere
UTILITY	None	A service stream (e

Slots

Name	Description
process_stream_role	The role a process stream plays in a flowsheet

Identifier and Mapping Information

Schema Source

from schema: https://w3id.org/valuesets

LinkML Source

name: ProcessStreamRole
instantiates:
- valuesets_meta:ValueSetEnumDefinition
description: The functional role of a stream within a process flowsheet, independent
  of its chemical composition.
title: Process Stream Role
from_schema: https://w3id.org/valuesets
contributors:
- orcid:0000-0002-6601-2165
- https://github.com/anthropics/claude-code
status: DRAFT
rank: 1000
permissible_values:
  FEED:
    text: FEED
    description: A stream entering the process or a unit operation as input
  RAW_MATERIAL:
    text: RAW_MATERIAL
    description: A fresh raw material or reactant stream entering the process battery
      limits
  PRODUCT:
    text: PRODUCT
    description: A primary product stream of commercial value leaving the process
  BYPRODUCT:
    text: BYPRODUCT
    description: A secondary saleable or usable product produced alongside the main
      product
  INTERMEDIATE:
    text: INTERMEDIATE
    description: A stream flowing between unit operations within the process
  RECYCLE:
    text: RECYCLE
    description: A stream returned to an upstream point for reprocessing
  PURGE:
    text: PURGE
    description: A stream withdrawn from a recycle loop to prevent accumulation of
      inerts or impurities
  BLEED:
    text: BLEED
    description: A small continuous stream withdrawn to control composition or level
  MAKEUP:
    text: MAKEUP
    description: A stream added to replenish material lost from a circulating loop
  WASTE:
    text: WASTE
    description: A stream with no further use that must be treated or disposed of
  EFFLUENT:
    text: EFFLUENT
    description: A liquid waste stream discharged from the process
  EMISSION:
    text: EMISSION
    description: A gaseous stream released to the atmosphere
  UTILITY:
    text: UTILITY
    description: A service stream (e.g. steam, cooling water) supplied to a unit operation