<div dir="ltr"><p style="box-sizing:border-box;margin:0px 0px 10px;color:rgb(2,46,77);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:14px">LBNL released the Modelica Buildings Library 9.1.0, which is based on the Modelica IBPSA Library (<a href="https://github.com/ibpsa/modelica">https://github.com/ibpsa/modelica</a>).</p><p style="box-sizing:border-box;margin:0px 0px 10px;color:rgb(2,46,77);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:14px">Version 9.1.0 is backward compatible with 9.0.0.</p><p style="box-sizing:border-box;margin:0px 0px 10px;color:rgb(2,46,77);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:14px">The following major changes have been done:<br></p><ul style="box-sizing:border-box;margin-top:0px;margin-bottom:10px;color:rgb(2,46,77);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:14px"><li style="box-sizing:border-box">The ASHRAE Guideline 36 air-side sequences have been updated to the official release. They are in the package <a href="https://simulationresearch.lbl.gov/modelica/releases/v9.1.0/help/Buildings_Controls_OBC_ASHRAE_G36.html" style="box-sizing:border-box;background-color:transparent;color:rgb(117,0,0)">Buildings.Controls.OBC.ASHRAE.G36</a>. The previous public release draft is still distributed with this version.</li><li style="box-sizing:border-box">Various new blocks for the Control Description Language have been added to the package <a href="https://simulationresearch.lbl.gov/modelica/releases/v9.1.0/help/Buildings_Controls_OBC_CDL.html" style="box-sizing:border-box;background-color:transparent;color:rgb(117,0,0)">Buildings.Controls.OBC.CDL</a>.</li><li style="box-sizing:border-box">The flow rate control in various examples has been improved to avoid large pump or fan heads if the mass flow rate is prescribed rather than computed based on the pump or fan curve.</li><li style="box-sizing:border-box">Various models have been improved for robustness, for compatibility with the <code style="box-sizing:border-box;font-family:Menlo,Monaco,Consolas,"Courier New",monospace;font-size:12.6px;padding:2px 4px;color:rgb(117,0,0);background-color:rgb(245,245,245);border-radius:4px;border:0px">Modelica.Media</code> library, and to correct errors.</li></ul><p style="box-sizing:border-box;margin:0px 0px 10px;color:rgb(2,46,77);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:14px">The library has been tested with Dymola 2023x, OpenModelica 1.20.0-dev (314-g3033f43-1), OPTIMICA (revision 2022-05-09-master-4b0cd2bf71) and recent versions of Impact.<br></p><p style="box-sizing:border-box;margin:0px 0px 10px;color:rgb(2,46,77);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:14px">For a detailed list of changes, see the <a href="https://simulationresearch.lbl.gov/modelica/releases/v9.1.0/help/Buildings_UsersGuide_ReleaseNotes.html">release notes.</a></p></div>