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		<id>https://wiki.openmod-initiative.org/index.php?action=history&amp;feed=atom&amp;title=USENSYS</id>
		<title>USENSYS - Revision history</title>
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		<updated>2026-05-14T23:40:48Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://wiki.openmod-initiative.org/index.php?title=USENSYS&amp;diff=14854&amp;oldid=prev</id>
		<title>Oleg Lugovoy: Created page with &quot;{{Model |Full_Model_Name=United States energy system optimization model |Acronym=USENSYS |author_institution=Environmental Defense Fund |authors=Oleg Lugovoy |contact_persons=...&quot;</title>
		<link rel="alternate" type="text/html" href="https://wiki.openmod-initiative.org/index.php?title=USENSYS&amp;diff=14854&amp;oldid=prev"/>
				<updated>2020-04-15T19:39:56Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{Model |Full_Model_Name=United States energy system optimization model |Acronym=USENSYS |author_institution=Environmental Defense Fund |authors=Oleg Lugovoy |contact_persons=...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{Model&lt;br /&gt;
|Full_Model_Name=United States energy system optimization model&lt;br /&gt;
|Acronym=USENSYS&lt;br /&gt;
|author_institution=Environmental Defense Fund&lt;br /&gt;
|authors=Oleg Lugovoy&lt;br /&gt;
|contact_persons=Oleg Lugovoy&lt;br /&gt;
|contact_email=olugovoy@edf.org&lt;br /&gt;
|website=www.usensys.org&lt;br /&gt;
|source_download=https://github.com/usensys/usensys&lt;br /&gt;
|logo=usensys.svg&lt;br /&gt;
|text_description=United States Energy SYStem (USENSYS) is an open source capacity expansion model (CEM, also knows as Reference Energy System model, RES), developped based on energyRt package for R.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
|open_source_licensed=Yes&lt;br /&gt;
|license=Affero General Public License v3 (AGPL-3.0)&lt;br /&gt;
|model_source_public=Yes&lt;br /&gt;
|Link to source=https://github.com/usensys/usensys&lt;br /&gt;
|data_availability=all&lt;br /&gt;
|open_future=No&lt;br /&gt;
|modelling_software=R/energyRt&lt;br /&gt;
|processing_software=R&lt;br /&gt;
|External optimizer=GAMS or Python/Pyomo or Julia/JuMP or GLPK/MathProg&lt;br /&gt;
|Additional software=one of the above&lt;br /&gt;
|GUI=No&lt;br /&gt;
|model_class=Capacity expansion, Reference Energy System, &lt;br /&gt;
|sectors=Electric power, &lt;br /&gt;
|technologies=Renewables&lt;br /&gt;
|Energy carriers (Renewable)=Sun, Wind&lt;br /&gt;
|Transfer (Electricity)=Transmission&lt;br /&gt;
|Storage (Electricity)=Battery&lt;br /&gt;
|Storage (Gas)=No&lt;br /&gt;
|Storage (Heat)=No&lt;br /&gt;
|decisions=investment&lt;br /&gt;
|georegions=US 48 lower states &amp;amp; DC&lt;br /&gt;
|georesolution=Administrative districts&lt;br /&gt;
|timeresolution=Hour&lt;br /&gt;
|network_coverage=transmission&lt;br /&gt;
|Observation period=More than one year&lt;br /&gt;
|math_modeltype=Optimization&lt;br /&gt;
|math_modeltype_shortdesc=Linear programming&lt;br /&gt;
|math_objective=Cost minimization&lt;br /&gt;
|deterministic=Deterministic&lt;br /&gt;
|is_suited_for_many_scenarios=Yes&lt;br /&gt;
|montecarlo=No&lt;br /&gt;
|computation_time_minutes=1-5+ hours&lt;br /&gt;
|computation_time_hardware=64+Gb RAM, 4-5GHz, 6+ cores Intel&lt;br /&gt;
|computation_time_comments=Depends on solver used (glpsol/CPLEX/Gurobi etc.)&lt;br /&gt;
|report_references=in progress, by now: https://github.com/usensys/usensys&lt;br /&gt;
|Model input file format=No&lt;br /&gt;
|Model file format=No&lt;br /&gt;
|Model output file format=No&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>Oleg Lugovoy</name></author>	</entry>

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