CoupModel

Coupled heat and mass transfer model for the soil-plant-atmosphere system

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  • Documentation
    • Reference Manual, Jansson & Karlberg (2011)
    • Brief Background
    • Some Basic Concepts
      • Sim File
        • Attached or Linked Files to the Sim File
      • What is a PG file
  • Basic Description of Platform
  • DownLoading of model
  • Tutorials
    • Interface and Windows in Docking Stations
  • History
    • Publications prior 2008 – Also including SOIL and SOILN
    • New Features with version 5.0 April 2014
  • New Model Develpment
    • Previous News Prior May 2015
    • News Anounced 2009-09-01 – 2015-04-09

New Version 6.2.2 – Bug fixed and some new features

  • by pej
  • Posted on March 12, 2023
  • Bug Fixed

One Bug are related to the introduction to introduction of version 6 and may have large impacts on some perennial ecosystem simulation where nitrogen is a major growth regulator. So if you have current studies […]

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Growth Stage Index – Bug correction

  • by pej
  • Posted on January 13, 2023
  • Bug Fixed

The Growth Stage Index was reset to 0 instead of the Min_GSI parameter as specified in the parameter table Plant Behaviour. This caused strange behaviour since the Canopy Height Variable is assigned to 0 when […]

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Pre Period Simulation – Bug

  • by pej
  • Posted on November 20, 2022
  • Bug Fixed

The purpose of the preperiod for simulation is that the initial values can be set prior the normal period of interest. This corresponds to what is commonly understood as a spin up period. Unfortunately this […]

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Year Scale, Output Variables (HBV) and File missing message

  • by pej
  • Posted on November 11, 2022
  • Bug Fixed

An updated version has fixed bugs The Year scale when tranforming a PG-bin file date/time to year for some plotting is fixed 2) A misleading message about missing PG-files was showing up when creating new […]

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Thermal Conductivy option, update

  • by pej
  • Posted on November 3, 2022November 3, 2022
  • Bug Fixed

The default option for estimating the soil thermal conductivy is based on Kerstens equation but also the Balland & Arp approach from 2005 (Modelling soil thermal conductivities over a wid range of conditions, J. Eng. […]

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CO2 Impact on PotentialTranspiration

  • by pej
  • Posted on September 8, 2022
  • Bug Fixed

The simple function for adjusting PotentialTranspiraction to consider CO2 of atmostphere or CO2 at leaf surface has been corrected and adjusted. The simple version of the function (CAtmDependency switch) is now made enabled when simulation […]

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Version 6.2.1

  • by pej
  • Posted on August 30, 2022August 30, 2022
  • Uncategorized

Many minor updates fixing various issues. Major updates are for new options for Plant Growth, Potential Transpiration and Radiation modules The seasonal control of Mobile pool is new with additional variables and parameters to control […]

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New Harvest option

  • by pej
  • Posted on January 13, 2022
  • Uncategorized

When using the Harvest During Years and Harvest Within Year a new tag Parameter has been introduced (Final Type Year and Final Type Day). The value of 0 means that the harvest action is governed […]

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Version 6.2.0 – xml format

  • by pej
  • Posted on January 13, 2022
  • Uncategorized

The major change is that the new default format of Document file has changed from a binary to become a text oriented using basic xml. This means that the content of the file can be […]

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Deleted bugs and Upgrading of History

  • by pej
  • Posted on December 6, 2021
  • Bug Fixed

1 The harvest of plants that was not done correct only for the first plant layer. This is now corrected. 2. The saving of PG-files with many repetitions was not save and always correct after […]

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