# \#pcm

**URL:** https://discourse.ladybug.tools/tag/pcm/55.md

[Latest](https://discourse.ladybug.tools/latest.md) · [Categories](https://discourse.ladybug.tools/categories.md) · [Tags](https://discourse.ladybug.tools/tags.md)

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## [How to simulation Thermochrom/PCM exterior wall in Energy plus with EMS](https://discourse.ladybug.tools/t/how-to-simulation-thermochrom-pcm-exterior-wall-in-energy-plus-with-ems/40429)

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**Author:** [@Salehfallaham](https://discourse.ladybug.tools/u/Salehfallaham)\
**Replies:** 0\
**Last updated:** [May 31, 2026, 10:42am UTC](https://discourse.ladybug.tools/t/how-to-simulation-thermochrom-pcm-exterior-wall-in-energy-plus-with-ems/40429 "2026-05-31T10:42:42Z")

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“I want to model an external coating with EnergyPlus so that when the external surface temperature reaches 25°C, the coating starts absorbing heat through a phase change material until 26°C, and simultaneously the solar …

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## [Set up pcm in honeybee](https://discourse.ladybug.tools/t/set-up-pcm-in-honeybee/39959)

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**Author:** [@boyang](https://discourse.ladybug.tools/u/boyang)\
**Replies:** 0\
**Last updated:** [February 9, 2026, 2:07am UTC](https://discourse.ladybug.tools/t/set-up-pcm-in-honeybee/39959 "2026-02-09T02:07:58Z")

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Hello everyone, I’m having trouble setting up PCM (Phase Change Materials) in Honeybee and could use some help. I tried adding PCM by using a regular material plus the add\_str method, but the simulation results are …

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## [🔔 New Plugin Release: ChameleonPCM – Define and Simulate Phase Change Materials in Grasshopper 🌡️](https://discourse.ladybug.tools/t/new-plugin-release-chameleonpcm-define-and-simulate-phase-change-materials-in-grasshopper/36438)

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**Author:** [@hamed.sangin](https://discourse.ladybug.tools/u/hamed.sangin)\
**Replies:** 2\
**Last updated:** [April 24, 2025, 9:15pm UTC](https://discourse.ladybug.tools/t/new-plugin-release-chameleonpcm-define-and-simulate-phase-change-materials-in-grasshopper/36438 "2025-04-24T21:15:45Z")

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Hello Ladybug Community! Big thanks to dear @chris for the help! We’re excited to share with you the release of a new Grasshopper plugin developed by me and Eng. Kiana Haghighatnejad Chobari— now officially available o…

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## [Error when setting HeatBalanceAlgorithm to ConductionFiniteDifference for PCM in HB Model to OSM](https://discourse.ladybug.tools/t/error-when-setting-heatbalancealgorithm-to-conductionfinitedifference-for-pcm-in-hb-model-to-osm/36369)

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**Author:** [@hamed.sangin](https://discourse.ladybug.tools/u/hamed.sangin)\
**Replies:** 0\
**Last updated:** [April 8, 2025, 1:03pm UTC](https://discourse.ladybug.tools/t/error-when-setting-heatbalancealgorithm-to-conductionfinitedifference-for-pcm-in-hb-model-to-osm/36369 "2025-04-08T13:03:26Z")

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Hi everyone, I’m working with PCM (Phase Change Material) and I wanted to set the HeatBalanceAlgorithm to ConductionFiniteDifference (CFD). To do this, I connected the following additional string to the “HB Model to OS…

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## [Simulation using PCM and NoMass materials](https://discourse.ladybug.tools/t/simulation-using-pcm-and-nomass-materials/23272)

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**Author:** [@yanayuliana](https://discourse.ladybug.tools/u/yanayuliana)\
**Replies:** 9\
**Last updated:** [November 10, 2024, 7:54am UTC](https://discourse.ladybug.tools/t/simulation-using-pcm-and-nomass-materials/23272 "2024-11-10T07:54:31Z")

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Hello helpful communities! I need to confirm is my work correct or not. I want to simulate a hypothetical room which have 2 scenario. First, the wall consist of several layers, such as Plywood, Alumunium Foil, and PCM…

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## [Phase Change material](https://discourse.ladybug.tools/t/phase-change-material/2018)

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**Author:** [@AmirPourmoghaddam](https://discourse.ladybug.tools/u/AmirPourmoghaddam)\
**Replies:** 4\
**Last updated:** [September 5, 2024, 11:42am UTC](https://discourse.ladybug.tools/t/phase-change-material/2018 "2024-09-05T11:42:24Z")

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Hello everyone; I read what Chris had suggested about simulating PCMs and trying to do it. I got some errors. Here is the file. http://www.grasshopper3d.com/group/ladybug/forum/topics/possibility... Thank you PCM…

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## [Modeling PCM (Phase change material)](https://discourse.ladybug.tools/t/modeling-pcm-phase-change-material/21311)

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**Author:** [@narges97](https://discourse.ladybug.tools/u/narges97)\
**Replies:** 0\
**Last updated:** [March 31, 2023, 3:52pm UTC](https://discourse.ladybug.tools/t/modeling-pcm-phase-change-material/21311 "2023-03-31T15:52:05Z")

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Hi Mostapha, Chris and rest of the ladybug team! Is it possible to model a transparent PCM( phase change material) in new version of Honeybee (1.6.0)? My major problem is how to define the Enthalpy of PCM in honeybee.

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## [Blinds in cavity](https://discourse.ladybug.tools/t/blinds-in-cavity/2436)

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**Author:** [@sepideh7](https://discourse.ladybug.tools/u/sepideh7)\
**Replies:** 7\
**Last updated:** [February 7, 2018, 6:44pm UTC](https://discourse.ladybug.tools/t/blinds-in-cavity/2436 "2018-02-07T18:44:47Z")

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HI I want to put a few blinds in between the two shells. How can I do to define these blinds with pc material between the two shells ? I defined two zones that the second zone is located in front of the first zone and …