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		<id>https://wiki.openmod-initiative.org/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=Clayton+Barrows</id>
		<title>wiki.openmod-initiative.org - User contributions [en]</title>
		<link rel="self" type="application/atom+xml" href="https://wiki.openmod-initiative.org/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=Clayton+Barrows"/>
		<link rel="alternate" type="text/html" href="https://wiki.openmod-initiative.org/wiki/Special:Contributions/Clayton_Barrows"/>
		<updated>2026-06-01T01:00:55Z</updated>
		<subtitle>User contributions</subtitle>
		<generator>MediaWiki 1.19.7</generator>

	<entry>
		<id>https://wiki.openmod-initiative.org/wiki/Sienna</id>
		<title>Sienna</title>
		<link rel="alternate" type="text/html" href="https://wiki.openmod-initiative.org/wiki/Sienna"/>
				<updated>2025-09-23T00:43:17Z</updated>
		
		<summary type="html">&lt;p&gt;Clayton Barrows: Created page with &amp;quot;{{Model |Full_Model_Name=Sienna |author_institution=NREL |authors=Clayton Barrows, Jose-Daniel Lara, Kate Doubleday, Rodrigo Henriquez-Auba, Matt Bossart, Gabriel Konar-Steenb...&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{Model&lt;br /&gt;
|Full_Model_Name=Sienna&lt;br /&gt;
|author_institution=NREL&lt;br /&gt;
|authors=Clayton Barrows, Jose-Daniel Lara, Kate Doubleday, Rodrigo Henriquez-Auba, Matt Bossart, Gabriel Konar-Steenberg&lt;br /&gt;
|contact_persons=Clayton Barrows&lt;br /&gt;
|contact_email=mailto:clayton.barrows@nrel.gov&lt;br /&gt;
|website=https://nrel-sienna.github.io/Sienna/#&lt;br /&gt;
|source_download=https://github.com/nrel-sienna&lt;br /&gt;
|logo=Sienna-logo.png&lt;br /&gt;
|text_description=The most advanced power systems modeling platform ever built&lt;br /&gt;
|Support=https://join.slack.com/t/nrel-sienna/shared_invite/zt-1lyt10wio-y3yV_yug3F68vLau27gUzA&lt;br /&gt;
|Framework=https://nrel-sienna.github.io/Sienna/#&lt;br /&gt;
|User documentation=https://nrel-sienna.github.io/Sienna/SiennaDocs/docs/build/index.html&lt;br /&gt;
|Code documentation=https://nrel-sienna.github.io/Sienna/SiennaDocs/docs/build/index.html&lt;br /&gt;
|Number of developers=36&lt;br /&gt;
|Number of users=1000&lt;br /&gt;
|open_source_licensed=Yes&lt;br /&gt;
|license=BSD 3-Clause &amp;quot;New&amp;quot; or &amp;quot;Revised&amp;quot; License (BSD-3-Clause)&lt;br /&gt;
|model_source_public=Yes&lt;br /&gt;
|open_future=No&lt;br /&gt;
|modelling_software=Julia&lt;br /&gt;
|processing_software=Julia&lt;br /&gt;
|GUI=No&lt;br /&gt;
|model_class=Production Cost, Capacity Expansion, Dynamics&lt;br /&gt;
|sectors=Electricity, &lt;br /&gt;
|technologies=Renewables, Conventional Generation, CHP&lt;br /&gt;
|Transfer (Electricity)=Transmission&lt;br /&gt;
|Storage (Electricity)=Battery, PHS&lt;br /&gt;
|Storage (Gas)=No&lt;br /&gt;
|Storage (Heat)=No&lt;br /&gt;
|User behaviour=command line&lt;br /&gt;
|Market models=any&lt;br /&gt;
|decisions=dispatch, investment&lt;br /&gt;
|georegions=any&lt;br /&gt;
|georesolution=any&lt;br /&gt;
|timeresolution=Multi year&lt;br /&gt;
|network_coverage=transmission, AC load flow, DC load flow, net transfer capacities&lt;br /&gt;
|Observation period=Less than one month, Less than one year, More than one year&lt;br /&gt;
|math_modeltype=Optimization, Simulation, Other&lt;br /&gt;
|math_modeltype_shortdesc=Supports optimization based expansion and operational simulations, and transient simulations with differential-algebraic equations and forward differentiation.&lt;br /&gt;
|is_suited_for_many_scenarios=No&lt;br /&gt;
|montecarlo=No&lt;br /&gt;
|Integrated models=PowerSimulations.jl, PowerSimulationsDynamics.jl&lt;br /&gt;
|Model input file format=Yes&lt;br /&gt;
|Model file format=Yes&lt;br /&gt;
|Model output file format=Yes&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>Clayton Barrows</name></author>	</entry>

	<entry>
		<id>https://wiki.openmod-initiative.org/wiki/File:Sienna-logo.png</id>
		<title>File:Sienna-logo.png</title>
		<link rel="alternate" type="text/html" href="https://wiki.openmod-initiative.org/wiki/File:Sienna-logo.png"/>
				<updated>2025-09-23T00:34:59Z</updated>
		
		<summary type="html">&lt;p&gt;Clayton Barrows: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Licensing ==&lt;br /&gt;
{{license_ownwork_default}}&lt;/div&gt;</summary>
		<author><name>Clayton Barrows</name></author>	</entry>

	<entry>
		<id>https://wiki.openmod-initiative.org/wiki/PowerSystems.jl</id>
		<title>PowerSystems.jl</title>
		<link rel="alternate" type="text/html" href="https://wiki.openmod-initiative.org/wiki/PowerSystems.jl"/>
				<updated>2025-09-23T00:31:38Z</updated>
		
		<summary type="html">&lt;p&gt;Clayton Barrows: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{Model&lt;br /&gt;
|Full_Model_Name=PowerSystems.jl&lt;br /&gt;
|author_institution=NREL&lt;br /&gt;
|authors=Clayton Barrows, Jose-Daniel Lara, Daniel Thom, Dheepak Krishnamurthy, Sourabh Dalvi&lt;br /&gt;
|contact_persons=Clayton Barrows&lt;br /&gt;
|contact_email=nrel-siip@nrel.gov&lt;br /&gt;
|website=https://github.com/NREL-SIIP/PowerSystems.jl&lt;br /&gt;
|source_download=https://github.com/NREL-SIIP/PowerSystems.jl&lt;br /&gt;
|logo=Siip-power1.jpg&lt;br /&gt;
|text_description=The PowerSystems.jl package provides a rigorous data model using Julia structures to enable power systems analysis and modeling. In addition to stand-alone system analysis tools and data model building, the PowerSystems.jl package is used as the foundational data container for the PowerSimulations.jl and PowerSimulationsDynamics.jl packages. PowerSystems.jl supports a limited number of data file formats for parsing.&lt;br /&gt;
|Support=https://join.slack.com/t/nrel-siip/shared_invite/zt-glam9vdu-o8A9TwZTZqqNTKHa7q3BpQ&lt;br /&gt;
|Framework=https://nrel-sienna.github.io/Sienna/#&lt;br /&gt;
|User documentation=https://nrel-sienna.github.io/PowerSystems.jl/stable/&lt;br /&gt;
|Code documentation=https://nrel-sienna.github.io/PowerSystems.jl/stable/&lt;br /&gt;
|Number of developers=13&lt;br /&gt;
|Number of users=200&lt;br /&gt;
|open_source_licensed=Yes&lt;br /&gt;
|license=BSD 3-Clause &amp;quot;New&amp;quot; or &amp;quot;Revised&amp;quot; License (BSD-3-Clause)&lt;br /&gt;
|model_source_public=Yes&lt;br /&gt;
|Link to source=https://github.com/NREL-Sienna/PowerSystems.jl&lt;br /&gt;
|open_future=No&lt;br /&gt;
|modelling_software=Julia&lt;br /&gt;
|processing_software=Julia&lt;br /&gt;
|GUI=No&lt;br /&gt;
|model_class=power system model&lt;br /&gt;
|sectors=Electricity, Electricity Sector, Electric power,&lt;br /&gt;
|technologies=Renewables, Conventional Generation, CHP&lt;br /&gt;
|Demand sectors=Households, Industry, Commercial sector, Other&lt;br /&gt;
|Energy carrier (Gas)=Natural gas&lt;br /&gt;
|Energy carriers (Renewable)=Geothermal heat, Hydro, Sun, Wind&lt;br /&gt;
|Transfer (Electricity)=Transmission&lt;br /&gt;
|Storage (Electricity)=Battery, PHS&lt;br /&gt;
|Storage (Gas)=No&lt;br /&gt;
|Storage (Heat)=No&lt;br /&gt;
|Market models=ISO&lt;br /&gt;
|decisions=dispatch, investment&lt;br /&gt;
|georegions=Any&lt;br /&gt;
|georesolution=Nodal resolution&lt;br /&gt;
|timeresolution=Less than second&lt;br /&gt;
|network_coverage=transmission, AC load flow, DC load flow, net transfer capacities&lt;br /&gt;
|Observation period=Less than one month, Less than one year, More than one year&lt;br /&gt;
|math_modeltype=Simulation&lt;br /&gt;
|math_modeltype_shortdesc=PowerSystems.jl includes basic power flow and network matrix calculation capabilities.&lt;br /&gt;
|deterministic=scenario analysis&lt;br /&gt;
|is_suited_for_many_scenarios=Yes&lt;br /&gt;
|number_of_variables=100000&lt;br /&gt;
|montecarlo=Yes&lt;br /&gt;
|computation_time_minutes=0.1&lt;br /&gt;
|computation_time_hardware=Laptop&lt;br /&gt;
|Integrated models=Sienna, PowerSimulations.jl, PowerSimulationsDynamics.jl&lt;br /&gt;
|Model input file format=Yes&lt;br /&gt;
|Model file format=Yes&lt;br /&gt;
|Model output file format=Yes&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>Clayton Barrows</name></author>	</entry>

	<entry>
		<id>https://wiki.openmod-initiative.org/wiki/PowerSimulations.jl</id>
		<title>PowerSimulations.jl</title>
		<link rel="alternate" type="text/html" href="https://wiki.openmod-initiative.org/wiki/PowerSimulations.jl"/>
				<updated>2020-07-29T11:02:31Z</updated>
		
		<summary type="html">&lt;p&gt;Clayton Barrows: Created page with &amp;quot;{{Model |Full_Model_Name=PowerSimulations.jl |Acronym=PowerSimulations.jl |author_institution=NREL |authors=Clayton Barrows, Jose-Daniel Lara, Daniel Thom, Dheepak Krishnamurt...&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{Model&lt;br /&gt;
|Full_Model_Name=PowerSimulations.jl&lt;br /&gt;
|Acronym=PowerSimulations.jl&lt;br /&gt;
|author_institution=NREL&lt;br /&gt;
|authors=Clayton Barrows, Jose-Daniel Lara, Daniel Thom, Dheepak Krishnamurthy, Sourabh Dalvi&lt;br /&gt;
|contact_persons=Clayton Barrows&lt;br /&gt;
|contact_email=clayton.barrows@nrel.gov&lt;br /&gt;
|website=https://github.com/nrel-siip/PowerSimulations.jl&lt;br /&gt;
|source_download=https://github.com/nrel-siip/PowerSimulations.jl&lt;br /&gt;
|logo=Siip-power.png&lt;br /&gt;
|text_description=Flexible, modular, and scalable package for power system quasi-static analysis with sequential problem specification capabilities. &lt;br /&gt;
|Primary purpose=Optimization&lt;br /&gt;
|Primary outputs=Unit-commitment and economic dispatch&lt;br /&gt;
|Support=https://gitter.im/NREL/PowerSimulations.jl&lt;br /&gt;
|Framework=Julia&lt;br /&gt;
|User documentation=https://github.com/nrel-siip/SIIPExamples.jl&lt;br /&gt;
|Code documentation=https://nrel-siip.github.io/PowerSimulations.jl/latest&lt;br /&gt;
|Source of funding=NREL/DOE&lt;br /&gt;
|Number of developers=13&lt;br /&gt;
|Number of users=100+&lt;br /&gt;
|open_source_licensed=Yes&lt;br /&gt;
|license=BSD 3-Clause &amp;quot;New&amp;quot; or &amp;quot;Revised&amp;quot; License (BSD-3-Clause)&lt;br /&gt;
|model_source_public=Yes&lt;br /&gt;
|Link to source=https://gitter.im/NREL/PowerSimulations.jl&lt;br /&gt;
|open_future=No&lt;br /&gt;
|modelling_software=Julia&lt;br /&gt;
|processing_software=Juli&lt;br /&gt;
|External optimizer=Any&lt;br /&gt;
|Primary purpose=Optimization&lt;br /&gt;
|Additional software=Solver dependencies&lt;br /&gt;
|GUI=No&lt;br /&gt;
|model_class=quasii-static sequential unit-commitment and economic dispatch problems&lt;br /&gt;
|sectors=Power system&lt;br /&gt;
|technologies=Renewables, Conventional Generation&lt;br /&gt;
|Demand sectors=Households, Industry, Transport, Commercial sector&lt;br /&gt;
|Energy carriers (Renewable)=Geothermal heat, Hydro, Sun, Wind&lt;br /&gt;
|Transfer (Electricity)=Transmission&lt;br /&gt;
|Storage (Electricity)=Battery, PHS&lt;br /&gt;
|Storage (Gas)=No&lt;br /&gt;
|Storage (Heat)=No&lt;br /&gt;
|Market models=Energy and ancillary service scheduling markets&lt;br /&gt;
|decisions=dispatch&lt;br /&gt;
|georegions=Any&lt;br /&gt;
|georesolution=nodal resolution (all nodes are included)&lt;br /&gt;
|timeresolution=Second&lt;br /&gt;
|network_coverage=transmission, AC load flow, DC load flow, net transfer capacities&lt;br /&gt;
|Observation period=Less than one month, Less than one year, More than one year&lt;br /&gt;
|math_modeltype=Optimization&lt;br /&gt;
|math_modeltype_shortdesc=Principal application is sequential quasi-static system optimization problems (production cost modeling).&lt;br /&gt;
|math_objective=Least Cost&lt;br /&gt;
|deterministic=scenario analysis&lt;br /&gt;
|is_suited_for_many_scenarios=Yes&lt;br /&gt;
|number_of_variables=Millions&lt;br /&gt;
|montecarlo=No&lt;br /&gt;
|computation_time_minutes=any&lt;br /&gt;
|computation_time_hardware=any&lt;br /&gt;
|computation_time_comments=Best in class&lt;br /&gt;
|Larger scale usage=U.S. Eastern Interconnection&lt;br /&gt;
|Model validation=Detailed comparisions with PLEXOS, Prescient, Backbone, MATPOWER, PSO, and otherrs.&lt;br /&gt;
|Integrated models=PowerModels.jl&lt;br /&gt;
|Interfaces=HELICS&lt;br /&gt;
|Model input file format=Yes&lt;br /&gt;
|Model file format=Yes&lt;br /&gt;
|Model output file format=Yes&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>Clayton Barrows</name></author>	</entry>

	<entry>
		<id>https://wiki.openmod-initiative.org/wiki/File:Siip-power.png</id>
		<title>File:Siip-power.png</title>
		<link rel="alternate" type="text/html" href="https://wiki.openmod-initiative.org/wiki/File:Siip-power.png"/>
				<updated>2020-07-29T10:42:54Z</updated>
		
		<summary type="html">&lt;p&gt;Clayton Barrows: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;== Summary ==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Licensing ==&lt;br /&gt;
{{license_ownwork_default}}&lt;/div&gt;</summary>
		<author><name>Clayton Barrows</name></author>	</entry>

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