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neqsim-unisim-reader

Reads Honeywell UniSim Design / Aspen HYSYS .usc files via COM automation and converts them to NeqSim ProcessSystem / ProcessModule structures. USE WHEN: a user has UniSim/HYSYS simulation files and wants to recreate or compare the model in NeqSim. Covers COM API navigation, component mapping, EOS mapping, operation type mapping, topology reconstruction, sub-flowsheet handling, and result verification.

equinor
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equinor
Updated 4/9/2026
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quick start

Installation and usage

Reads Honeywell UniSim Design / Aspen HYSYS .usc files via COM automation and converts them to NeqSim ProcessSystem / ProcessModule structures. USE WHEN: a user has UniSim/HYSYS simulation files and wants to recreate or compare the model in NeqSim. Covers COM API navigation, component mapping, EOS mapping, operation type mapping, topology reconstruction, sub-flowsheet handling, and result verification.

Installation
$ install --globalskills.sh
Usage

Once installed, you can use this skill by running the following command in your terminal:

skills use neqsim-unisim-reader