From 280ee2ef781c99d3d46cca64df8267cf2355b1ac Mon Sep 17 00:00:00 2001
From: mdahlhausen <matthew.dahlhausen@gmail.com>
Date: Thu, 12 Nov 2020 12:25:37 -0700
Subject: [PATCH] minor sizing and control updates

---
 lib/measures/nze_hvac/measure.rb  | 14 ++++++++------
 lib/measures/nze_hvac/measure.xml | 18 +++++++++---------
 2 files changed, 17 insertions(+), 15 deletions(-)

diff --git a/lib/measures/nze_hvac/measure.rb b/lib/measures/nze_hvac/measure.rb
index fcd0875..9fed1c6 100644
--- a/lib/measures/nze_hvac/measure.rb
+++ b/lib/measures/nze_hvac/measure.rb
@@ -427,18 +427,20 @@ def run(model, runner, user_arguments)
         return false
     end
 
-    # check that the directory name isn't too long for a sizing run; sometimes this isn't necessary
-    # if "#{Dir.pwd} }/SizingRun".length > 90
-    #   runner.registerError("Directory path #{Dir.pwd}/SizingRun is greater than 90 characters and too long perform a sizing run.")
-    #   return false
-    # end
-
     # check that weather file exists for a sizing run
     if !model.weatherFile.is_initialized
       runner.registerError('Weather file not set. Cannot perform sizing run.')
       return false
     end
 
+    # ensure sizing OA method is aligned
+    model.getControllerMechanicalVentilations.each do |controller|
+      controller.setSystemOutdoorAirMethod('ZoneSum')
+    end
+
+    # logic to ensure variable, not cycling, pump operation for chillers
+    model.getChillerElectricEIRs.each { |chiller| chiller.setChillerFlowMode('LeavingSetpointModulated') }
+
     # log the build messages and errors to a file before sizing run in case of failure
     log_messages_to_file("#{Dir.pwd}/openstudio-standards.log", debug = true)
 
diff --git a/lib/measures/nze_hvac/measure.xml b/lib/measures/nze_hvac/measure.xml
index bd41cfe..85d4b29 100644
--- a/lib/measures/nze_hvac/measure.xml
+++ b/lib/measures/nze_hvac/measure.xml
@@ -3,8 +3,8 @@
   <schema_version>3.0</schema_version>
   <name>nze_hvac</name>
   <uid>f060dff2-b28d-4194-a6af-e66d88ddb33c</uid>
-  <version_id>83e77929-f391-407a-8aef-20994f5b7e37</version_id>
-  <version_modified>20200316T215557Z</version_modified>
+  <version_id>6d156aab-dd02-41ed-9285-82c07a45707c</version_id>
+  <version_modified>20201112T192500Z</version_modified>
   <xml_checksum>0E5E4776</xml_checksum>
   <class_name>NzeHvac</class_name>
   <display_name>NZEHVAC</display_name>
@@ -309,6 +309,12 @@
       <usage_type>license</usage_type>
       <checksum>E0468DD6</checksum>
     </file>
+    <file>
+      <filename>NZEHVAC_Test.rb</filename>
+      <filetype>rb</filetype>
+      <usage_type>test</usage_type>
+      <checksum>1BA0611D</checksum>
+    </file>
     <file>
       <version>
         <software_program>OpenStudio</software_program>
@@ -318,13 +324,7 @@
       <filename>measure.rb</filename>
       <filetype>rb</filetype>
       <usage_type>script</usage_type>
-      <checksum>B06BEFD1</checksum>
-    </file>
-    <file>
-      <filename>NZEHVAC_Test.rb</filename>
-      <filetype>rb</filetype>
-      <usage_type>test</usage_type>
-      <checksum>1BA0611D</checksum>
+      <checksum>CF08F01B</checksum>
     </file>
   </files>
 </measure>