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equinor/neqsim-python

NeqSim is a library for calculation of fluid behavior, phase equilibrium and process simulation. This project is a Python interface to NeqSim.

30 Releases
Latest: 1w ago
NeqSim 3.14.0v3.14.0Latest
EvenSolEvenSol·1w ago·June 15, 2026
GitHub

<!-- Release notes generated using configuration in .github/release.yml at master --> **Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.13.0...v3.14.0

NeqSim 3.13.0v3.13.0
EvenSolEvenSol·3w ago·June 5, 2026
GitHub

<!-- Release notes generated using configuration in .github/release.yml at master --> **Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.12.0...v3.13.0

NeqSim 3.12.0v3.12.0
EvenSolEvenSol·4w ago·May 30, 2026
GitHub
NeqSim Python 3.11.0v3.11.0
EvenSolEvenSol·1mo ago·May 26, 2026
GitHub

📦 Highlights

  • Bundles the NeqSim Java 3.11.0 engine for Java 11+ runtimes.
  • Bundles the NeqSim Java 3.11.0 engine for Java 8 runtimes.
  • Aligns Python package metadata and the conda recipe with version 3.11.0.

📦 Install

  • Use pip when you already have Java installed:
  • ```bash
  • pip install --upgrade neqsim==3.11.0
  • ```
  • Use conda when you want OpenJDK installed with the package:
  • ```bash
  • conda install -c conda-forge neqsim=3.11.0
  • ```
  • + 8 more

📦 Quick Start

  • ```python
  • from neqsim.thermo import TPflash, fluid, printFrame
  • natural_gas = fluid("srk")
  • natural_gas.addComponent("methane", 0.85)
  • natural_gas.addComponent("ethane", 0.10)
  • natural_gas.addComponent("propane", 0.05)
  • natural_gas.setTemperature(25.0, "C")
  • natural_gas.setPressure(60.0, "bara")
  • + 4 more

📦 Useful Links

  • Full changelog: https://github.com/equinor/neqsim-python/compare/v3.10.0...v3.11.0
  • Documentation: https://equinor.github.io/neqsimhome/
  • Python examples: https://github.com/equinor/neqsim-python/tree/master/examples
  • Java engine: https://github.com/equinor/neqsim
  • Discussions: https://github.com/equinor/neqsim/discussions
  • <!-- Release notes generated using configuration in .github/release.yml at master -->
  • Full Changelog: https://github.com/equinor/neqsim-python/compare/v3.10.0...v3.11.0
NeqSim Python 3.10.0v3.10.0
EvenSolEvenSol·1mo ago·May 11, 2026
GitHub

📦 Highlights

  • Bundles the NeqSim Java 3.10.0 engine for Java 11+ runtimes.
  • Bundles the NeqSim Java 3.10.0 engine for Java 8 runtimes.
  • Aligns Python package metadata and the conda recipe with version 3.10.0.

📦 Install

  • Use pip when you already have Java installed:
  • ```bash
  • pip install --upgrade neqsim==3.10.0
  • ```
  • Use conda when you want OpenJDK installed with the package:
  • ```bash
  • conda install -c conda-forge neqsim=3.10.0
  • ```
  • + 8 more

📦 Quick Start

  • ```python
  • from neqsim.thermo import TPflash, fluid, printFrame
  • natural_gas = fluid("srk")
  • natural_gas.addComponent("methane", 0.85)
  • natural_gas.addComponent("ethane", 0.10)
  • natural_gas.addComponent("propane", 0.05)
  • natural_gas.setTemperature(25.0, "C")
  • natural_gas.setPressure(60.0, "bara")
  • + 4 more

📦 Useful Links

  • Full changelog: https://github.com/equinor/neqsim-python/compare/v3.9.1...v3.10.0
  • Documentation: https://equinor.github.io/neqsimhome/
  • Python examples: https://github.com/equinor/neqsim-python/tree/master/examples
  • Java engine: https://github.com/equinor/neqsim
  • Discussions: https://github.com/equinor/neqsim/discussions

📋 Changes

  • <!-- Release notes generated using configuration in .github/release.yml at v3.10.0 -->
  • Full Changelog: https://github.com/equinor/neqsim-python/compare/v3.9.1...v3.10.0
NeqSim Python 3.9.1v3.9.1
EvenSolEvenSol·1mo ago·April 30, 2026
GitHub

📦 Highlights

  • Bundles the NeqSim Java 3.9.1 engine for Java 11+ runtimes.
  • Bundles the NeqSim Java 3.9.1 engine for Java 8 runtimes.
  • Aligns Python package metadata and the conda recipe with version 3.9.1.

📦 Install

  • Use pip when you already have Java installed:
  • ```bash
  • pip install --upgrade neqsim==3.9.1
  • ```
  • Use conda when you want OpenJDK installed with the package:
  • ```bash
  • conda install -c conda-forge neqsim
  • ```
  • + 8 more

📦 Quick Start

  • ```python
  • from neqsim.thermo import TPflash, fluid, printFrame
  • natural_gas = fluid("srk")
  • natural_gas.addComponent("methane", 0.85)
  • natural_gas.addComponent("ethane", 0.10)
  • natural_gas.addComponent("propane", 0.05)
  • natural_gas.setTemperature(25.0, "C")
  • natural_gas.setPressure(60.0, "bara")
  • + 4 more

📦 Useful Links

  • Full changelog: https://github.com/equinor/neqsim-python/compare/v3.9.0...v3.9.1
  • Documentation: https://equinor.github.io/neqsimhome/
  • Python examples: https://github.com/equinor/neqsim-python/tree/master/examples
  • Java engine: https://github.com/equinor/neqsim
  • Discussions: https://github.com/equinor/neqsim/discussions
NeqSim 3.9.0v3.9.0
EvenSolEvenSol·2mo ago·April 28, 2026
GitHub
NeqSim 3.8.2v3.8.2
EvenSolEvenSol·2mo ago·April 24, 2026
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.8.0...v3.8.2

NeqSim 3.8.0v3.8.0
EvenSolEvenSol·2mo ago·April 22, 2026
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.7.0...v3.8.0

NeqSim 3.7.0v3.7.0
EvenSolEvenSol·2mo ago·March 31, 2026
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.6.1...v3.7.0

NeqSim 3.6.1v3.6.1
EvenSolEvenSol·3mo ago·March 19, 2026
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.6.0...v3.6.1

NeqSim 3.6.0v3.6.0
EvenSolEvenSol·3mo ago·March 17, 2026
GitHub
NeqSim 3.5.0v3.5.0
EvenSolEvenSol·3mo ago·March 6, 2026
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.4.0...v3.5.0

NeqSim 3.4.0v3.4.0
EvenSolEvenSol·4mo ago·February 2, 2026
GitHub

📋 What's Changed

  • feat: clean up unused imports and interfaces by @asmfstatoil in https://github.com/equinor/neqsim/pull/1838
  • Fix process by @EvenSol in https://github.com/equinor/neqsim/pull/1839
  • update curves by @EvenSol in https://github.com/equinor/neqsim/pull/1840
  • Autosize by @EvenSol in https://github.com/equinor/neqsim/pull/1841
  • fix bug by @EvenSol in https://github.com/equinor/neqsim/pull/1842
  • tests: fix tests and comments by @asmfstatoil in https://github.com/equinor/neqsim/pull/1843
  • mechanical design updates by @EvenSol in https://github.com/equinor/neqsim/pull/1845
  • added valve methods by @EvenSol in https://github.com/equinor/neqsim/pull/1846
  • + 8 more
NeqSim 3.3.0v3.3.0
EvenSolEvenSol·5mo ago·January 20, 2026
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.2.2...v3.3.0

NeqSim 3.2.2v3.2.2
EvenSolEvenSol·5mo ago·January 12, 2026
GitHub

📋 What's Changed

  • fluid names update by @EvenSol in https://github.com/equinor/neqsim-python/pull/344
  • Full Changelog: https://github.com/equinor/neqsim-python/compare/v3.2.1...v3.2.2
NeqSim 3.2.1v3.2.1
EvenSolEvenSol·5mo ago·January 7, 2026
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.2.0...v3.2.1

NeqSim 3.2.0v3.2.0
EvenSolEvenSol·5mo ago·January 2, 2026
GitHub

📋 What's Changed

  • Update Gibbs Reactor by @Sviatose in https://github.com/equinor/neqsim/pull/1752
  • Pump docs by @EvenSol in https://github.com/equinor/neqsim/pull/1753
  • Add density correction support to pump curves by @EvenSol in https://github.com/equinor/neqsim/pull/1755
  • black oil updates by @EvenSol in https://github.com/equinor/neqsim/pull/1756
  • add support for AI integration and live digital twin models by @EvenSol in https://github.com/equinor/neqsim/pull/1757
  • Mpc improve by @EvenSol in https://github.com/equinor/neqsim/pull/1758
  • safety implementation updates by @EvenSol in https://github.com/equinor/neqsim/pull/1759
  • Bump actions/upload-artifact from 5 to 6 by @dependabot[bot] in https://github.com/equinor/neqsim/pull/1762
  • + 36 more
NeqSim 3.1.5v3.1.5
EvenSolEvenSol·6mo ago·December 12, 2025
GitHub

📋 What's Changed

  • Add stubs by @EvenSol in https://github.com/equinor/neqsim-python/pull/340
  • Full Changelog: https://github.com/equinor/neqsim-python/compare/v3.1.4...v3.1.5
NeqSim 3.1.4v3.1.4
EvenSolEvenSol·6mo ago·December 11, 2025
GitHub
NeqSim 3.1.3v3.1.3
EvenSolEvenSol·6mo ago·December 1, 2025
GitHub

Updates: 1. [EOS-CG](https://github.com/equinor/neqsim/blob/375b57f45b35d2ce0f1937ceeefa06f85f62977b/docs/thermo/gerg2008_eoscg.md) 2. [New distillation column solvers](https://github.com/equinor/neqsim/blob/375b57f45b35d2ce0f1937ceeefa06f85f62977b/docs/wiki/distillation_column.md) 3. [Calculator](https://github.com/equinor/neqsim/blob/375b57f45b35d2ce0f1937ceeefa06f85f62977b/docs/process_calculator.md), Adjuster and Set update various other updates.

NeqSim 3.1.2v3.1.2
EvenSolEvenSol·7mo ago·November 23, 2025
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.1.0...v3.1.2

NeqSim 3.1.0v3.1.0
EvenSolEvenSol·7mo ago·November 11, 2025
GitHub
NeqSim 3.0.51v3.0.51
EvenSolEvenSol·7mo ago·November 3, 2025
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.0.50...v3.0.51

NeqSim 3.0.50v3.0.50
EvenSolEvenSol·7mo ago·October 31, 2025
GitHub
NeqSim 3.0.49v3.0.49
EvenSolEvenSol·8mo ago·October 29, 2025
GitHub
NeqSim 3.0.48v3.0.48
EvenSolEvenSol·8mo ago·October 24, 2025
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.0.47...v3.0.48

NeqSim 3.0.47v3.0.47
EvenSolEvenSol·8mo ago·October 17, 2025
GitHub

**Full Changelog**: https://github.com/equinor/neqsim-python/compare/v3.0.46...v3.0.47

NeqSim 3.0.46v3.0.46
EvenSolEvenSol·8mo ago·October 7, 2025
GitHub
NeqSim 3.0.45v3.0.45
EvenSolEvenSol·8mo ago·October 7, 2025
GitHub
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