{"id":18552299,"url":"https://github.com/cuspaceflight/octopus","last_synced_at":"2025-06-13T19:36:42.169Z","repository":{"id":42467796,"uuid":"350142656","full_name":"cuspaceflight/octopus","owner":"cuspaceflight","description":"Software package to model 2-phase compressible flow through an injector orifice and determine fluid exit properties","archived":false,"fork":false,"pushed_at":"2022-09-08T12:12:42.000Z","size":6858,"stargazers_count":1,"open_issues_count":0,"forks_count":0,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-05-15T11:12:18.915Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"Python","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"gpl-3.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/cuspaceflight.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2021-03-21T23:05:27.000Z","updated_at":"2022-01-05T21:13:44.000Z","dependencies_parsed_at":"2023-01-18T01:01:01.718Z","dependency_job_id":null,"html_url":"https://github.com/cuspaceflight/octopus","commit_stats":null,"previous_names":[],"tags_count":1,"template":false,"template_full_name":null,"purl":"pkg:github/cuspaceflight/octopus","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cuspaceflight%2Foctopus","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cuspaceflight%2Foctopus/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cuspaceflight%2Foctopus/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cuspaceflight%2Foctopus/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/cuspaceflight","download_url":"https://codeload.github.com/cuspaceflight/octopus/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cuspaceflight%2Foctopus/sbom","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":259708024,"owners_count":22899531,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-11-06T21:13:45.063Z","updated_at":"2025-06-13T19:36:42.144Z","avatar_url":"https://github.com/cuspaceflight.png","language":"Python","funding_links":[],"categories":[],"sub_categories":[],"readme":"# ***OCTOPUS***\n\n\u003cimg src=\"img/logo.png\" alt=\"logo\" width=\"600\"/\u003e\n\n## A repository for m5 injector design engineers to collate code performing analysis on injector flow and efficacy.\n\n### Install with pip:\n`pip install git+https://github.com/cuspaceflight/octopus.git`\n\n### Documentation:\n[Octopus Docs](https://cuspaceflight.github.io/octopus)\n\n### Current features:\n*   Model flow through a simple straight orifice with a selection of 1- and 2-phase models.\n*   Models supported:\n *  Single Phase Incompressible: `python Orifice.m_dot_SPI(Pcc)`\n *  Homogeneous Equilibrium Model: `Orifice.m_dot_HEM(Pcc)`\n *  Dyer Correction Model: `Orifice.m_dot_dyer(Pcc)`\n*   Accurate Equations of State for multiple fluids, coefficients included for N2O.\n*   Example code showing some features of the `octopus` module, most documentation is in docstrings on source code.\n\n### Currently in progress:\n- [ ] Improving class heirarchy\n- [ ] Adding venturi calculations\n- [ ] Making nitrous data easier to access\n- [ ] Improving documentation\n\n### Eventual planned features:\n*   Orifice types - Waxman cavitating\n*   Estimation of orifice discharge coefficients (from empirical data) (?)\n*   Estimation of atomisation performance (from empirical data) (?)\n*   Determine element O/F, overall O/F\n*   Determine film cooling mass flow proportion (~20% is said to be sufficient to ignore the core O/F for temperature calculations, need to find the source for this - possibly NASA SP-8089)\n*   Warnings for combustion stability criteria (from empirical data)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcuspaceflight%2Foctopus","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fcuspaceflight%2Foctopus","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcuspaceflight%2Foctopus/lists"}