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National Renewable Energy Laboratory's System Advisor Model Python Wrapper

Project description

Release Notes

Version 3.0.0, Dec 23, 2021 ~ SAM 2021.12.02, SSC Version 267

  • Warning: Significant changes to Battery and UtilityRate5 Modules, including redefinition of some variables. Please see SSC Release Notes for description of functionality and variable changes, and please see "Version Changes" section in PySAM Documentation for full list of variable changes.
  • Fix FetchResourceFiles's InsecureRequestWarning (#89); html error messages (#94); verbosity (#96)
  • Fix SAM_CSV_to_solar_data function missing information (#98)
  • Fix URDBv7_to_ElectricityRates error for certain demand structures (#99)
  • Add Python 3.10 Support (#104)
  • New Example for Selecting Modules and Inverter from the SAM Library (#103)
  • SAM Release updates for Version 2020.12.02

Version 2.2.4, Aug 20, 2021 ~ SAM 2020.11.29, Revision 2, SSC Version 259

  • Fix bug in Battery LMO/LTO life model
  • Fix a few cost defaults for PV PPA-model configuration
  • Clean up PhysicalTroughProcessHeat inputs

Version 2.2.3, July 22, 2021 ~ SAM 2020.11.29 Revision 2, SSC Version

  • Fix ResourceTools solar resource download bug (#86)
  • Update Models.rst and module docs
  • New analytic battery life model for LMO/LTO chemistry
  • Updates and Examples for WaveFileReader (#87)
  • Fix bug in 5-min PV files (#88)
  • Add replace function for Module and Module's Groups (#93)
  • SAM Release updates for Version 2020.11.29 Revision 2

Version 2.2.2, Mar 19, 2021 ~ SAM 2020.11.29 Revision 1, SSC Version 253

  • Add unassign function to modules (#65)
  • Fix mypy errors in stubs (#47)
  • Fix BatteryStateful bugs: memory leak; unintialized pointer in some constructors; fix setup error messaging (#67)
  • BatteryStateful features: ability to use adaptive timestep in simulation; speed up execution; Smith 2017 Life Model
  • Voltage cutoff feature for battery model (Battery & BatteryStateful)
  • Battery sizing tool can use per-module scaling for surface area (#77)
  • Updates to ResourceTools for weather download (#53, #50)
  • Leap year 2/29 date is now acceptable
  • Fix docs for TcsMoltenSalt (#66)
  • Update Import from SAM GUI example to use "PySAM JSON" option in Generate Code
  • Better error messaging (#74)
  • SAM Release updates for Version 2020.11.29 Revision 1

Version 2.2.0, Dec 2, 2020 ~ SAM 2020.11.29, SSC Version 250

  • SAM Release updates for Version 2020.11.29
  • Rename StandAloneBattery to Battery
  • New module: BatteryStateful with 3 defaults: NMCGraphite, LFPGraphite, LeadAcid
  • BatteryTools functions for switching chemistries
  • Update Docs to show list of interdependent variables at beginning
  • All changes from 2.1.5.devx versions
  • First PySAM package for Python 3.9

Version 2.1.5.dev3, Sep 3, 2020 ~ SAM 2020.2.29 r3, SSC Version 242

  • Price Signals Dispatch
  • Bug fix in PVWattsBatteryCommercial and PVBatteryCommercial incentives defaults

Version 2.1.5.dev2, Aug 10, 2020 ~ SAM 2020.2.29 r3, SSC Version 242

  • BatteryStateful bug fixes: current

Version 2.1.5.dev1, Aug 3, 2020 ~ SAM 2020.2.29 r3, SSC Version 242

  • BatteryStateful bug fixes: thermal, voltage
  • Stub files syntax fix

Version 2.1.5, July 7, 2020 ~ SAM 2020.2.29 r2, SSC Version 240

  • Updates to enable non-annual (single timestep or multiple, non-8760 timestep) simulations via weather input data (NOT weather files) for both pvsamv1 and pvwattsv7
  • Vanadium Redox Flow battery bug fix
  • Transformer loss units bug fix

Version 2.1.4, June 8, 2020 ~ SAM 2020.2.29 r2, SSC Version 240

  • Pvwattsv5_1ts bug fix
  • Self-shading calculation speed-up for Pvwattsv7, Pvsamv1 & Pvwattsv5

Version 2.1.3, May 29, 2020 ~ SAM 2020.2.29 r2, SSC Version 240

Version 2.1.1, May 15, 2020 ~ SAM 2020.2.29 r1, SSC Version 238

  • reopt size post bug
  • ssc_sim_from_dict bug fix
  • Version attribute: PySAM.__version__
  • URDBv7 in ResourceTools bug fix
  • ResourceFetcher for WindToolKit and National Solar Radiation Database downloads
  • case-insensitive default configuration names
  • Generic Exception replaces PySAM.Error for easier MP debugging

Version 2.0.2, Jan 27, 2020 ~ SAM 2020.2.x, SSC Version 233

  • All new functions and models in latest SAM Release
  • New functions (Reopt_size_batter_post, value, from_existing)
  • Chaining cmods together
  • Get variable by a name without knowing group, list all variables
  • New Tools section (BatteryTools, ResourceTools)
  • Easy way to create wind or solar data
  • Battery sizing
  • All compute modules to PySAM
  • Major reorganization of variable groups
  • Bug fixes
  • fopen defaults
  • turbine powercurve
  • Documentation features
  • Downstream and upstream variable suggestions
  • Examples page

Version 1.2.dev3, August 21, 2019 ~ SAM 2018.11.11.3, SSC Version 211

  • Wind PRUF framework
  • Wind resource distribution
  • Physical Trough reorganization
  • Grid compute module
  • Marine hydrokinetic compute module
  • Supercritical CO2 compute modules
  • Geothermal output names
  • Documentation: Variable requirement
  • Stubs: Added AdjustmentmentFactors

Version 1.2.1, April 26, 2019 ~ SAM 2018.11.11.3, SSC Version 209

  • SSC using doubles
  • Tcs_moltensalt RADCOOL group
  • Stub files and .rst files for readthedocs
  • Documentation updates

Version 1.1, April 15, 2019 ~ SAM 2018.11.11.3, SSC Version 208

  • Group all modules under PySAM namespace
  • Defaults for technology and financial models according to SAM GUI configurations
  • Include PySSC with dictionary functions as subpackage
  • Remove AdjustmentFactors group from non-technology modules
  • Fix custom exception for use with multiprocessing package
  • Documentation updates

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