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RELEASE.md

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Release Notes

Version 3.1.1, Dec. 18, 2024

  • Enhanced PV plant functionality: added tilting solar panel support, improved system design handling, and refined tilt angle calculations.
  • Integrated ProFAST into the custom financial model for LCOE and other financial calculations; updated CI and documentation accordingly.
  • Adjusted battery financials to use discharged energy for levelized cost calculations.
  • Improved testing and fixed various bugs, including logging errors, financial model instantiation, and configuration handling.
  • Removes unnecessary packages from the dependency stack.
  • Documentation moved to a jupyter-book style and build process.

Version 3.1, Oct. 28, 2024

  • Added Cambium and GREET integration for LCA analysis
  • Updated examples throughout
  • Removed package dependencies to streamline installation on Windows

Version 3.0, Oct. 18th, 2024

  • Updated to use pyproject for package management
  • Adopted FLORIS v4
  • Removed hydrogen modeling and GreenHEART into a separate repository
  • Removed out-dated examples to be update in a future release
  • General clean-up of repository for planned new development

Version 2.2.0, Apr. 23, 2024

  • Added load following heuristic dispatch method for battery
  • Fixed a bug with defining a user's email for the API calls from resource databases
  • HOPP solver refactored to be more modular

Version 2.1.0, Nov. 27, 2023

  • Solar plant updated with new input parameters
  • GitHub templates added for PRs and Issues
  • Updated PySAM dependency to v4.2.0
  • Re-enabled testing for hydrogen pressure vessel

Version 2.0.0, Nov. 27, 2023

  • Restructuring of core code to facilitate a new, more user-friendly interface and developer experience
  • Developed HoppInterface as the single entry-point for users
  • Expanded input files to yaml format for all technologies
  • Restructured code by technology to make relevant code more easy to find
  • Refactored technology classes using attrs library to better define classes
  • Improved documentation for the technologies and what fields are available for each
  • Cleaned up examples and resource files
  • Added Wind + PV + Battery + PEM Electrolyzer analysis to examples in H2_Analysis
  • Added default scenario inputs for hydrogen as end product with result files
  • Added files for simulating, optimizing and plotting Wind + PV + Battery + PEM Electrolyzer hybrids
  • Added a PEM electrolyzer model to hybrid (not integrated into HybridSimulation)
  • Separate power and financial simulations for PowerSources and HybridSimulation
  • Fixed multiprocessing issues
  • Updates to integrate FLORIS v3

Version 0.1.0.dev3, Mar. 11, 2022

  • Include CBC package data for Windows

Version 0.1.0.dev2, Mar. 11, 2022

  • Add CBC open-source dispatch solver as default (faster than GLPK)
  • Add Xpress and Gurobi AMPL commercial dispatch solvers
  • Add clustering of simulation days with some tuning (use with caution)
  • Remove taxes from grid dispatch model
  • Add weighting of hybrid financials by production or cost ratio
  • Update to csp dispatch cost parameters for absolute grid prices
  • Add csv file output option to driver
  • Add PV charging only and grid charging options for dispatch
  • Add key parameter scaling when scaling CSP tower capacities
  • Add capacity credit payment calculations based on dispatch
  • Reformulate grid dispatch model
  • Add desired schedule option to dispatch model to follow schedule at least cost
  • Improve class documentation
  • Fix general bugs and clean-up code

Version 0.1.0.dev1, Oct. 11, 2021

  • Updated requirements
  • Added presolve to GLPK LP solver

Version 0.1.0.dev, Oct. 10, 2021

  • Battery dispatch and simulation with example in examples/simulate_hybrid_wbattery_dispatch.py
  • Separate layout-related functions from optimization code into Layout classes
  • Refactor Optimizer classes to use HybridSimulation with examples in examples/optimization/hybrid_npv.py and examples/optimization/hybrid_sizing_problem.py
  • Add FLORIS as custom module for Wind simulations with examples in examples/add_custom_module
  • Move plotting functions into dedicated files
  • Rename "Solar" classes to "PV"
  • Add ElectricityPrices class with some example input files in resource_files/grid
  • Add storage costs to CostCalculator
  • Add concentrating solar power (CSP) tower and trough configurations through pySSC wrapper
  • Add dispatch optimization model for CSP models
  • Add design evaluation methods to iterate on design variables through space sampling, single objective derivative-free optimization, and multi-objective optimization

Version 0.0.5, Apr 30, 2021

  • Update PySAM requirements
  • Fix flicker check for weight_option

Version 0.0.3, Jan 21, 2021

  • Allow flicker heatmap grid cell width and height to be changed
  • Normalize time-weighted heatmaps by area as well

Version 0.0.2, Dec 28, 2020

  • Allow using swept area of blades inplace of individual blades for flicker model
  • Allow wind direction and solar data inputs to flicker model
  • Add flicker heatmap weighted by hours shaded as loss option
  • Minor bug fixes and restructuring of flicker functions

Version 0.0.1, Dec 14, 2020

  • Fixed and updated data in Balance-of-station cost model

Version 0.0.0, Dec 2, 2020

  • Official beta release
  • Wind & PV simulations
  • Hybrid simulation combining mixes of wind & pv
  • Flicker modeling
  • Derivative-free optimization framework
  • Balance-of-station cost model