From 84ac6bf628cab55a71018e802ea254cb63f33783 Mon Sep 17 00:00:00 2001
From: tanushree04 <tanushree.charan@nrel.gov>
Date: Mon, 26 Jan 2026 16:09:36 -0700
Subject: [PATCH 1/2] add fuel timeseries to reopt assumption file, update fuel
 cost, capital cost

---
 example_files/reopt/base_assumptions.json    |  2 +-
 example_files/reopt/multiPV_assumptions.json |  2 +-
 lib/uo_cli.rb                                | 26 +++++++++++++++++---
 3 files changed, 24 insertions(+), 6 deletions(-)

diff --git a/example_files/reopt/base_assumptions.json b/example_files/reopt/base_assumptions.json
index c7a48e75a..456743da5 100644
--- a/example_files/reopt/base_assumptions.json
+++ b/example_files/reopt/base_assumptions.json
@@ -133,6 +133,6 @@
     "om_cost_per_kw": 0.0
   },
   "ExistingBoiler": {
-    "fuel_cost_per_mmbtu": 100
+    "fuel_cost_per_mmbtu": 4.5
   }
 }
diff --git a/example_files/reopt/multiPV_assumptions.json b/example_files/reopt/multiPV_assumptions.json
index 99c6ee977..1d73b2ddf 100644
--- a/example_files/reopt/multiPV_assumptions.json
+++ b/example_files/reopt/multiPV_assumptions.json
@@ -171,6 +171,6 @@
     "om_cost_per_kw": 0.0
   },
   "ExistingBoiler": {
-    "fuel_cost_per_mmbtu": 100
+    "fuel_cost_per_mmbtu": 4.5
   }
 }
diff --git a/lib/uo_cli.rb b/lib/uo_cli.rb
index 1e8466d55..f7a77d1db 100755
--- a/lib/uo_cli.rb
+++ b/lib/uo_cli.rb
@@ -610,8 +610,8 @@ def self.create_reopt_scenario_cost_file(existing_scenario_file)
       
       # add additional capital cost columns to it
       table.each do |row|
-        row['Total Capital Costs ($)'] = 100 
-        row['Capital Cost Per Floor Area ($/sq.ft.)'] = 100
+        row['Total Capital Costs ($)'] = 1 
+        row['Capital Cost Per Floor Area ($/sq.ft.)'] = 1
       end
 
       # write the updated table back to the file
@@ -1715,8 +1715,8 @@ def self.install_python_dependencies
 
         # Check if the fuel cost has been overridden in the assumptions file
         if assumptions_hash[:ExistingBoiler] && assumptions_hash[:ExistingBoiler][:fuel_cost_per_mmbtu]
-          if assumptions_hash[:ExistingBoiler][:fuel_cost_per_mmbtu] == 100
-            puts "WARNING: The 'fuel_cost_per_mmbtu' under 'ExistingBoiler' is still set to the default value of 100. Please update this value with a realistic fuel cost."
+          if assumptions_hash[:ExistingBoiler][:fuel_cost_per_mmbtu] == 4.5
+            puts "WARNING: The 'fuel_cost_per_mmbtu' under 'ExistingBoiler' is still set a national average value of $4.5/MMBtu. Please update this value with a fuel cost value for your site."
           else
             puts "INFO: The 'fuel_cost_per_mmbtu' under 'ExistingBoiler' has been overridden with a value of #{assumptions_hash[:ExistingBoiler][:fuel_cost_per_mmbtu]}."
           end
@@ -1725,6 +1725,24 @@ def self.install_python_dependencies
           puts "WARNING: There is no 'ExistingBoiler.fuel_cost_per_mmbtu' value in the assumptions file."
         end
 
+        # Add timeseries data for fuel consumption to assumptions file, if present
+        # read scenario csv report
+        assumptions_hash[:SpaceHeatingLoad] = {}
+        assumptions_hash[:SpaceHeatingLoad][:fuel_loads_mmbtu_per_hour] = []
+        scenario_csv = CSV.read(File.join(@root_dir, 'run', @scenario_name.downcase, 'default_scenario_report.csv'), headers: true)
+
+        column_name = 'NaturalGas:Facility(kBtu)'
+
+        # Read every row
+        if scenario_csv.headers.include?(column_name)
+          puts "\nINFO: Found '#{column_name}' column in default_scenario_report.csv. Adding space heating fuel load timeseries to REopt assumptions.\n"
+          scenario_csv.each do |row|
+            kbtu_value = row[column_name].to_f
+            mmbtu_value = kbtu_value / 1000.0
+          assumptions_hash[:SpaceHeatingLoad][:fuel_loads_mmbtu_per_hour] << mmbtu_value
+          end
+        end
+
         # Write assumptions hash to file since REoptPostProcessor reads from file
         temp_assumptions_file = File.join(@root_dir, 'run', @scenario_name.downcase, 'temp_reopt_scenario_assumptions.json')
         File.open(temp_assumptions_file, 'w') { |f| f.write JSON.pretty_generate(assumptions_hash) }

From 4ca20272bb5172346dd443e0e24584d94d984a40 Mon Sep 17 00:00:00 2001
From: kflemin <2205659+kflemin@users.noreply.github.com>
Date: Wed, 28 Jan 2026 11:14:17 -0700
Subject: [PATCH 2/2] typo

---
 lib/uo_cli.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/uo_cli.rb b/lib/uo_cli.rb
index 0f23192db..7e584dce3 100755
--- a/lib/uo_cli.rb
+++ b/lib/uo_cli.rb
@@ -1720,7 +1720,7 @@ def self.install_python_dependencies
         if (scenario_file.headers & required_columns).any?
           # assume cost analysis if either column is present
           puts "\nINFO: Capital cost data found in ScenarioFile. Preparing wind capital costs for REopt Analysis...\n"
-          
+
           # retrieve assumptions hash for modifications
           assumptions_hash = JSON.parse(File.read(File.expand_path(scenario_assumptions)), symbolize_names: true)
 
@@ -1787,6 +1787,7 @@ def self.install_python_dependencies
             # There is no existing boiler fuel cost. Warn user.
             puts "WARNING: There is no 'ExistingBoiler.fuel_cost_per_mmbtu' value in the assumptions file."
           end
+        end
 
         # Add timeseries data for fuel consumption to assumptions file, if present
         # read scenario csv report