From faf456fced0680f29697ac3a9db341f1a2642be7 Mon Sep 17 00:00:00 2001
From: Michael Wetter <mwetter@lbl.gov>
Date: Fri, 5 Apr 2024 18:03:35 -0700
Subject: [PATCH] Reformulated InductiveLoad to avoid infinite value (#3778)

For #3776
---
 .../Electrical/Interfaces/InductiveLoad.mo    | 13 ++++++-
 ...AC_OnePhase_Examples_GeneratorLoadGrid.txt | 15 +++++---
 ...sBalanced_Loads_Examples_ParallelLoads.txt | 24 ++++++-------
 .../Resources/Scripts/BuildingsPy/conf.yml    |  4 ---
 Buildings/package.mo                          | 36 ++++++++++++-------
 README.md                                     |  2 +-
 6 files changed, 58 insertions(+), 36 deletions(-)
diff --git a/Buildings/Electrical/Interfaces/InductiveLoad.mo b/Buildings/Electrical/Interfaces/InductiveLoad.mo
index 14cd425372c..c80b4a578eb 100644
--- a/Buildings/Electrical/Interfaces/InductiveLoad.mo
+++ b/Buildings/Electrical/Interfaces/InductiveLoad.mo
@@ -24,7 +24,11 @@ protected
     "Magnetic flux";
   Modelica.Units.SI.Impedance Z[2] "Impedance of the load";
   Modelica.Units.SI.AngularVelocity omega "Angular frequency";
-  Modelica.Units.SI.Power Q=P*tan(acos(pf_internal))
+  Modelica.Units.SI.Power Q=P*tan(acos(
+    Buildings.Utilities.Math.Functions.smoothMin(
+      x1=pf_internal,
+      x2=0.99999,
+      deltaX=0.0000025)))
     "Reactive power (positive because inductive load)";
 equation
   connect(pf_in, pf_internal);
@@ -36,6 +40,13 @@ equation
   annotation (Documentation(revisions="<html>
 <ul>
 <li>
+April 4, 2024, by Michael Wetter:<br/>
+Reformulated calculation of reactive power to bound argument of tangent away from &pi;,
+which avoids an infinite function value.<br/>
+This is for
+<a href=\"https://github.com/lbl-srg/modelica-buildings/issues/3776\">Buildings, #3776</a>.
+</li>
+<li>
 June 06, 2014, by Marco Bonvini:<br/>
 Added power factor input <code>pf_in</code> and updated documentation.
 </li>
diff --git a/Buildings/Resources/ReferenceResults/Dymola/Buildings_Electrical_AC_OnePhase_Examples_GeneratorLoadGrid.txt b/Buildings/Resources/ReferenceResults/Dymola/Buildings_Electrical_AC_OnePhase_Examples_GeneratorLoadGrid.txt
index b29f152b0f4..ef10afff270 100644
--- a/Buildings/Resources/ReferenceResults/Dymola/Buildings_Electrical_AC_OnePhase_Examples_GeneratorLoadGrid.txt
+++ b/Buildings/Resources/ReferenceResults/Dymola/Buildings_Electrical_AC_OnePhase_Examples_GeneratorLoadGrid.txt
@@ -1,5 +1,10 @@
-last-generated=2015-05-08
-statistics-simulation={'numerical Jacobians': '0', 'nonlinear': ' ', 'linear': '0'}
-grid.P.real=[5000., 5000., 5000., 5000., 5000., 5000., 5000., 5000., 5000., 5000., 5000., 4833.33348615961403993424, 4666.66645920329392538406, 4499.99992052691322896862, 4333.33350602774044091348, 4166.6666032476086911629, 3999.99994039562170655699, 3833.33328175553242544993, 3666.66686725563204163336, 3499.99996026374765278888, 3333.3333016238038908341, 3166.6666387713808035187, 2999.99998013187405376812, 2833.33332149207581096562, 2666.66665863965272365022, 2500., 2333.33309300811561115552, 2166.66692686000988032902, 2000.00001986819847843435, 1833.33323494604542247544, 1666.66682465855183181702, 1500.0000397363978663634, 1333.33325481424390090979, 1166.66684452675031025137, 1000.00005960459634479776, 833.33321364746893777919, 666.66692542966939072357, 500.00007947265021357452, 333.33326403313640184933, 166.666433334760768048, 0.00009934086479290727, -166.6667313574441777746, -333.33356205564700758259, -499.999880790915540274, -666.66672674804385678726, -833.33351167027058181702, -999.99986092286258099193, -1166.66664584476097843435, -1333.33355283657260770269, -1499.99984105440853454638, -1666.6666259765625, -1833.33353296607856464107, -2000.00031788644605512673, -2166.66722487479773917585, -2333.33289433218396879965, -2499.99980132169957869337, -2666.66670830974044292816, -2833.3333711609780038998, -3000.00027814962095362716, -3166.66718513913656352088, -3333.33285459652279314469, -3499.9997615860384030384, -3666.66666857497239107033, -3833.33333142502760892967, -4000.0002384139615969616, -4166.66690126576304464834, -4333.33305899828701512888, -4499.99972184834223298822, -4666.66638470014368067496, -4833.33353583030293521006, -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000., -5000.]
-grid.P.apparent=[5000., 5000., 5000., 5000., 5000., 5000., 5000., 5000., 5000., 5000., 5000., 4834.29100581935745140072, 4670.63325724062542576576, 4509.24943546803297067527, 4350.39356409194715524791, 4194.35263135346940543968, 4041.45185034590394934639, 3892.06228230378928856226, 3746.60361846113937644986, 3605.55123658723596236086, 3469.44339930719343101373, 3338.88419411656786905951, 3214.5502786307770293206, 3097.19120983075617914437, 2987.62885019220721005695, 2886.75146484375, 2795.49894232645283409511, 2714.8426110333616634307, 2645.75122836090895361849, 2589.15108238512266325415, 2545.87553330332912082667, 2516.61157787450383693795, 2501.85106998240507891751, 2501.85106645211772047332, 2516.61156489087488807854, 2545.87551079228933303966, 2589.15105334101372136502, 2645.75119126407798830769, 2714.84256562420250702417, 2795.49914813551959014148, 2886.75140806592980879941, 2987.62894424220849032281, 3097.19131209085890077404, 3214.55020694091172117624, 3338.88430790474740206264, 3469.44351910377417880227, 3605.55115422720064088935, 3746.60353276435625957674, 3892.06241452586073137354, 4041.45176042761931967107, 4194.3525390625, 4350.39370515641348902136, 4509.24981768563338846434, 4670.63376650683130719699, 4834.29066262712422030745, 4999.99980154434069845593, 5167.56245988334649155149, 5336.80432093938543403056, 5507.57059891875178436749, 5679.72408633097620622721, 5853.14069868674050667323, 6027.71361683476698090089, 6203.34415434489528706763, 6379.94539696952779195271, 6557.4387311864384173532, 6735.75335592334431566996, 6914.8252132104707925464, 7094.59882062216001941124, 7275.02037859018855670001, 7456.04398855378076405032, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625, 7637.6259765625]
-time=[0., 1.]
+last-generated=2024-04-04
+statistics-simulation=
+{
+  "linear": "0",
+  "nonlinear": " ",
+  "numerical Jacobians": "0"
+}
+time=[0e+00, 1e+00]
+grid.P.real=[5e+03, 5e+03, 5e+03, 5e+03, 5e+03, 5e+03, 5e+03, 5e+03, 5e+03, 5e+03, 5e+03, 4.833333486159614e+03, 4.666666459203294e+03, 4.499999920526913e+03, 4.33333350602774e+03, 4.166666603247609e+03, 3.999999940395622e+03, 3.833333281755532e+03, 3.666666867255632e+03, 3.499999960263748e+03, 3.333333301623804e+03, 3.166666638771381e+03, 2.999999980131874e+03, 2.833333321492076e+03, 2.666666658639653e+03, 2.5e+03, 2.333333093008116e+03, 2.16666692686001e+03, 2.000000019868198e+03, 1.833333234946045e+03, 1.666666824658552e+03, 1.500000039736398e+03, 1.333333254814244e+03, 1.16666684452675e+03, 1.000000059604596e+03, 8.333332136474689e+02, 6.666669254296694e+02, 5.000000794726502e+02, 3.333332640331364e+02, 1.666664333347608e+02, 9.934086505580808e-05, -1.666667313574442e+02, -3.33333562055647e+02, -4.999998807909155e+02, -6.666667267480439e+02, -8.333335116702706e+02, -9.999998609228626e+02, -1.166666645844761e+03, -1.333333552836573e+03, -1.499999841054409e+03, -1.666666625976562e+03, -1.833333532966079e+03, -2.000000317886446e+03, -2.166667224874798e+03, -2.333332894332184e+03, -2.4999998013217e+03, -2.66666670830974e+03, -2.833333371160978e+03, -3.000000278149621e+03, -3.166667185139137e+03, -3.333332854596523e+03, -3.499999761586038e+03, -3.666666668574972e+03, -3.833333331425028e+03, -4.000000238413962e+03, -4.166666901265763e+03, -4.333333058998287e+03, -4.499999721848342e+03, -4.666666384700144e+03, -4.833333535830303e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03, -5e+03]
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diff --git a/Buildings/Resources/ReferenceResults/Dymola/Buildings_Electrical_AC_ThreePhasesBalanced_Loads_Examples_ParallelLoads.txt b/Buildings/Resources/ReferenceResults/Dymola/Buildings_Electrical_AC_ThreePhasesBalanced_Loads_Examples_ParallelLoads.txt
index fffc3cb9653..a6d0023c17f 100644
--- a/Buildings/Resources/ReferenceResults/Dymola/Buildings_Electrical_AC_ThreePhasesBalanced_Loads_Examples_ParallelLoads.txt
+++ b/Buildings/Resources/ReferenceResults/Dymola/Buildings_Electrical_AC_ThreePhasesBalanced_Loads_Examples_ParallelLoads.txt
@@ -1,18 +1,18 @@
-last-generated=2017-04-05
+last-generated=2024-04-04
 statistics-simulation=
 {
-  "numerical Jacobians": "0", 
-  "nonlinear": " ", 
-  "linear": " "
+  "linear": " ",
+  "nonlinear": " ",
+  "numerical Jacobians": "0"
 }
-varRL_P.S[2]=[-1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.399999934435024e+03, -1.299999988079095e+03, -1.200000041723167e+03, -1.099999946355929e+03, -1e+03, -8.999999046327615e+02, -8.00000107288143e+02, -7.000000119209045e+02, -5.999999165536666e+02, -5.000001192090481e+02, -4.000000238418096e+02, -2.999999284745712e+02, -2.000001311299526e+02, -1.000000357627141e+02, 5.960452410238568e-05, 9.99998569491423e+01, 1.999999523163808e+02, 3.000000476836192e+02, 4.000001430508577e+02, 4.999999403954762e+02, 6.000000357627141e+02, 7.000001311299526e+02, 7.999999284745711e+02, 9.000000238418096e+02, 1.000000119209048e+03, 1.099999916553667e+03, 1.200000011920905e+03, 1.300000107288143e+03, 1.399999904632762e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03]
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+varRL_P.S[2]=[-1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.5e+03, -1.399999934435024e+03, -1.299999988079095e+03, -1.200000041723167e+03, -1.099999946355929e+03, -1e+03, -8.999999046327615e+02, -8.00000107288143e+02, -7.000000119209045e+02, -5.999999165536666e+02, -5.000001192090481e+02, -4.000000238418096e+02, -2.999999284745712e+02, -2.000001311299526e+02, -1.000000357627141e+02, 5.960452410238568e-05, 9.99998569491423e+01, 1.999999523163808e+02, 3.000000476836192e+02, 4.000001430508577e+02, 4.999999403954762e+02, 6.000000357627141e+02, 7.000001311299526e+02, 7.999999284745711e+02, 9.000000238418096e+02, 1.000000119209048e+03, 1.099999916553667e+03, 1.200000011920905e+03, 1.300000107288143e+03, 1.399999904632762e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03, 1.5e+03]
 E.S[1]=[-6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03, -6e+03]
+E.S[2]=[-3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -3e+03, -2.899999934435024e+03, -2.799999988079095e+03, -2.700000041723167e+03, -2.599999946355928e+03, -2.5e+03, -2.399999904632762e+03, -2.300000107288143e+03, -2.200000011920904e+03, -2.099999916553666e+03, -2.000000119209048e+03, -1.90000002384181e+03, -1.799999928474571e+03, -1.700000131129953e+03, -1.600000035762714e+03, -1.499999940395476e+03, -1.400000143050858e+03, -1.300000047683619e+03, -1.199999952316381e+03, -1.099999856949142e+03, -1.000000059604524e+03, -8.999999642372859e+02, -7.999998688700474e+02, -7.000000715254289e+02, -5.999999761581904e+02, -4.999998807909519e+02, -4.000000834463334e+02, -2.999999880790955e+02, -1.99999892711857e+02, -1.000000953672385e+02, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 0e+00, 6.20705299981152e-05, 5.202510923677715e+01, 1.039912606323405e+02, 1.559917372955744e+02, 2.081275747154712e+02, 2.605113220214844e+02, 3.132697344248759e+02, 3.66547862359802e+02, 4.205144990834633e+02, 4.753694798044301e+02, 5.313557065671976e+02, 5.887730574428828e+02, 6.480035833297679e+02, 7.095495439772532e+02, 7.740970988732786e+02, 8.426316069615328e+02, 9.166665772381484e+02, 9.987527054677458e+02, 1.093882741524671e+03, 1.215015598813981e+03, 1.4910556640625e+03, 1.4910556640625e+03, 1.4910556640625e+03, 1.4910556640625e+03, 1.4910556640625e+03, 1.4910556640625e+03, 1.4910556640625e+03, 1.4910556640625e+03, 1.4910556640625e+03, 1.4910556640625e+03, 1.4910556640625e+03]
diff --git a/Buildings/Resources/Scripts/BuildingsPy/conf.yml b/Buildings/Resources/Scripts/BuildingsPy/conf.yml
index 3f7ac51d27c..037e36c9333 100644
--- a/Buildings/Resources/Scripts/BuildingsPy/conf.yml
+++ b/Buildings/Resources/Scripts/BuildingsPy/conf.yml
@@ -30,10 +30,6 @@
   openmodelica:
     comment: 'TimeoutExpired: omc timed out after 300 seconds'
     time_out: 600
-- model_name: Buildings.Electrical.AC.ThreePhasesBalanced.Loads.Examples.ParallelLoads
-  openmodelica:
-    comment: 'division leads to inf or nan at time 0.901, (a=nan) / (b=230400), where divisor b is: varRL_P.v[1] ^ 2.0 + varRL_P.v[2] ^ 2.0'
-    simulate: false
 - model_name: Buildings.Electrical.AC.ThreePhasesUnbalanced.Validation.IEEETests.Test4NodesFeeder.BalancedStepDown.DD
   openmodelica:
     comment: Internal error IndexReduction.pantelidesIndexReduction failed
diff --git a/Buildings/package.mo b/Buildings/package.mo
index 47f6b8a9212..208551ef0d3 100644
--- a/Buildings/package.mo
+++ b/Buildings/package.mo
@@ -212,18 +212,17 @@ Each class (i.e., model, block and function) must be used in an example or valid
 Version 9.1.2 is backward compatible with 9.1.0 and 9.1.1, except that relative to 9.1.0, the Spawn binaries need to be updated as described
 in <code>Buildings.ThermalZones.EnergyPlus_9_6_0.UsersGuide.Installation</code>.
 </p>
-</div>
-<!-- New libraries -->
 <p>
-The following <b style=\"color:blue\">new libraries</b> have been added:
+The library has been tested with Dymola 2023x, OpenModelica 1.22.0-dev (41-g8a5b18f-1), OPTIMICA 1.43.4 and recent versions of Impact.
 </p>
-<table class=\"releaseTable\" summary=\"summary\" border=\"1\" cellspacing=\"0\" cellpadding=\"2\">
-<tr><td valign=\"top\">xxx
-    </td>
-    <td valign=\"top\">xxx.
-    </td>
-    </tr>
-</table>
+<p>
+This backward compatible version adds a heat meter sensor and it adds a new example that demonstrates
+how to use a hydronic radiator with the updated Spawn interface.
+Also, many models have been updated to improve performance, for compliance with the Modelica Language Standard and
+to correct model errors.
+</p>
+</div>
+<!-- New libraries -->
 <!-- New components for existing libraries -->
 <p>
 The following <b style=\"color:blue\">new components</b> have been added
@@ -277,6 +276,17 @@ have been <b style=\"color:blue\">improved</b> in a
                        This is for <a href=\"https://github.com/ibpsa/modelica-ibpsa/issues/3754\">#3754</a>.
     </td>
     </tr>
+    <tr><td colspan=\"2\"><b>Buildings.Electrical</b>
+    </td>
+    </tr>
+    <tr><td valign=\"top\">Buildings.Electrical.Interfaces.InductiveLoad
+    </td>
+    <td valign=\"top\">Reformulated calculation of reactive power to bound argument of tangent away from &pi;,
+                       which avoids an infinite function value.<br/>
+                       This is for
+                       <a href=\"https://github.com/lbl-srg/modelica-buildings/issues/3776\">Buildings, #3776</a>.
+    </td>
+    </tr>
     <tr><td colspan=\"2\"><b>Buildings.Fluid.FMI</b>
     </td>
     </tr>
@@ -11445,7 +11455,7 @@ on the Buildings library.
 </p>
 <ul>
 <li>
-<a href=\"modelica://Buildings.UsersGuide.ReleaseNotes.Version_9_1_2\">Version 9.1.2</a> (xxx, 2023)
+<a href=\"modelica://Buildings.UsersGuide.ReleaseNotes.Version_9_1_2\">Version 9.1.2</a> (April 9, 2024)
 </li>
 <li>
 <a href=\"modelica://Buildings.UsersGuide.ReleaseNotes.Version_9_1_1\">Version 9.1.1</a> (September 5, 2023)
@@ -12002,7 +12012,7 @@ annotation (
 preferredView="info",
 version="9.1.2",
 versionDate="2022-12-06",
-dateModified="2023-09-05",
+dateModified="2024-04-09",
 uses(Modelica(version="4.0.0")),
 conversion(
   noneFromVersion="9.0.0",
@@ -12042,4 +12052,4 @@ requirements definition or providing feedback regarding the model applicability
 to solve specific problems.
 </p>
 </html>"));
-end Buildings;
\ No newline at end of file
+end Buildings;
diff --git a/README.md b/README.md
index b24f48c0e84..3e50fb544bd 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ The main project site is http://simulationresearch.lbl.gov/modelica.
 
 ## Current release
 
-Download [Buildings Library 9.1.1 (2023-09-05)](https://github.com/lbl-srg/modelica-buildings/releases/download/v9.1.1/Buildings-v9.1.1.zip)
+Download [Buildings Library 9.1.2 (2024-04-09)](https://github.com/lbl-srg/modelica-buildings/releases/download/v9.1.2/Buildings-v9.1.2.zip)
 
 ## License
 
