icon HOMER Front Version History

This page contains the version history for HOMER Front, released in January 2022.

June 7, 2023 Release
    Features and Improvements
    Features:
    • Added the option to select custom date and number formatting
    Issues:
    • Corrected timeseries selection issue when year is edited
    • Set time zone to modeled location for time series results
    • Corrected handling of RA specific dates during leap year
May 26, 2022 Release
    Features and Improvements
    Features:
    • Show economic curtailment in Simulation Results
    • Helpful graphics for the sensitivity table. Customers will be able to easily view a comparison of systems and make it clear when systems should include storage.
    • Email customer when calculation is complete
    • Enabled the ability to export multi-year time series
    • Augmentation cost multiplier sensitivity variable
    • Enabled the option to select TOD w/obligations as an alternative to energy markets if more advantageous
    Issues:
    • Corrected Augmentation degradation limit bug for when augmentation is near zero and there is no price
    • Corrected issue where Pro-forma results for simulations would show name of first storage component only
    • Corrected issue with $/kw-yr Resource Adequacy price
    • Corrected Issue PV and Wind Data Import escalation
    • Corrected component allocation for Resource Adequacy and TOD
    Improvements:
    • Added option to custom name components
May 11, 2023 Release
    Features and Improvements
    Issues:
    • Wind production bug associated with imported data files scaling incorrectly
    • PV production bug associated with imported data files scaling incorrectly
January 30, 2023 Release
    Features and Improvements
    Features:
    • Import multiple years of energy price data
November 30, 2022 Release
    Features and Improvements
    Features:
    • Import multiple PVsyst files
    • Capacity Price Sensitivity and Capacity Price as $/yr
October 21, 2022 Release
    Features and Improvements
    Features:
    • Import Wind Production data
    • RECs incentive
    • Account defaults for local currency and number preference
    Issues:
    • NASA/NREL resources unavailable
    • Wind component typo edits
    • Issue with app access when publishing
    • Issue with export obligation date
    Enhancements:
    • Added revenue total and augmentation cost into simulation results table
    • Allow support to view customer email address when reporting issue
    • Improved login error messaging
    • Error added if event duration
    • Progress bar
September 5, 2022 Release
    Features and Improvements
    Features:
    • Sensitivity on Market Allocation
    Issues:
    • Issue with total energy exported exceeding solar production and grid purchase
    • Wind component typo edits
    • Issue with app access when publishing
    • Issue with export obligation date
July 13th, 2022 Release
    Features and Improvements
    Features:
    • Error checking between steps
    Issues:
    • Issue with currency formatting in time series tooltip
    • Issue with error checking between input steps
    • Corrected converter and efficiency labels
    Enhancements:
    • Removed disabled O&M escalator from storage cost view
    • Edit rout trip-efficiency and Min SOC
    • Add green checkmark when steps are completed
    • Add hover-over value for imported data
    • Hide irrelevant revenue streams in Financial Summary Results
June 13th, 2022 Release
    Features and Improvements
    Features:
    • Capacity market contracted capacity
    Issues:
    • Issue with IRR and payback time displaying in the Optimization Results table
    • Issue listing Order of Commitments
    • Issue displaying year in Revenue Summary of Detailed Results
    Enhancements:
    • Re-design for user profile and publish date
May 18th, 2022 Release
    Features and Improvements
    Issues:
    • With displaying Capacity Market Revenue in Summary tab’s graphic in Detailed Simulation Results (s2)
    • With displaying Operating expenses on the Cash Flow (S2)
    • With displaying detailed results for Capacity Market- only project (S3)
    • Issue displaying last augmentation expense on the Augmentation View of the Detailed Results (S3)
    • Issue with displaying TOD price on Summary graphic of Detailed Simulation Results (S3)
    • Issue with publishing causes page not to load (S3)
    • Issue displaying old results (S3)
    • Issue with units on the Revenue tab in Detailed Simulation Results (S3)
    Enhancements:
    • Units displayed in the timeseries viewer (S3)
    • Error message for negative PV degradation (S3)
May 9th, 2022 Release
    Features and Improvements
    Features:
    • Redesign for Project Listing page (S2)
    • Display Augmentation cost each time we display Operational Expenses (S2)
    Issues:
    • With viewing old results (S1)
    • With the calculation timing out (s1)
    • Help for Early-stage design (S2)
    • Issue with setting times for TOD obligations (S2)
    • Issue with showing Augmentation in MWh in the graphics, for early stage design (S2)
    Enhancements:
    • Error if TOD without obligation is undefined (S2)
    • Clearer labels on the Augmentation price decline curve graphic (S2)
    • Add year to Summary graphic in the Detailed Simulation Results (S2)
    • Equipment selection is on the setup page (S2)
April 29th, 2022 Release
    Features and Improvements
    Features:
    • Early and late stage analysis (for running a quick single-year representation, or multi-year simulation)
    • Only allow AC/DC selection if solar+storage model
    • Hide ‘Battery can charge from grid’ in storage only and wind+storage systems
    • Added user profile information, which allows for Signing Out and to see what version is published
    Issues:
    • With displaying revenue in the Revenue View graphic
    • With PV degradation
    • Issue with displaying TOD revenue and Capacity revenue in the graphic on the Revenue Summary
    • Dispatch convergence issues
    • Allow user to set system capacity for last energy market
    • Display in optimization results and summary
    • Unit in Wind Project Summary table
    • Wind in schematic
    • Wind losses calculation
    Enhancements:
    • Redesign for ‘Add’ obligation time
    • Help for Economics
    • New Schematic Design
March 31st, 2022 Release
    Features and Improvements
    Features:
    • Dispatch change for multiple energy markets.
    • Wind modeling, including Production Tax Incentive
    Enhancements & Fixes In the Simulation Results
    • Issue with operating expenses
    Enhancements & Fixes In the Detailed Results Views
    • Issue with axis labels in the Cash Flow view
    • Issue with units on the tooltip of the box and whisker chart in the Storage view
    • Enhancement to storage results metrics, adding energy storage revenue and exports to each market, in the Storage View
    • Enhancements to the zoom functionality and custom colors for data in the Timeseries viewer
    • Issue with axis and legend labels on the Revenue view
    • Issue displaying the last year in the Pro Forma view
    • PV degradation
    Enhancements & Fixes In the inputs
    • Enhancement to allow negative inflation rate
    • Enhancement to include additional storage types, specifically smaller modules
    • Issue with battery specifications for the 4MWh battery fixed
    • Enter storage in $/kWh instead of $/unit for the Cost Sensitivity Analysis
    • Custom escalation table hides when disabled
    • Loading icon while importing load data
    • Enhancement to the 12x24 chart to display month and time
    • Corrections and enhancements with in-app help
    • Enhancement to the price import for displaying negative prices
February 9th, 2022 Release
    Features and Improvements
    Features:
    • Capacity market program season is set with monthly price; storage must not remain at 100% state of charge during the entire season.
    • Sample file
    • Display storage assumptions in the inputs and results views
    • PVsyst import enhancements
    • Enhancements to results views to report on Time of Delivery Power Purchase Agreement
January 27th, 2022 Release
    Features and Improvements
    Features:
    • Ability to import a custom storage file (.xml format)
    • Ability to have random events for capacity market events correlate with high prices periods
    • Additional results view and export capability for the ‘Pro Forma’ information
January 1, 2022 Core Features of General Availability Release
    Applications
    Energy Markets
    Capacity market, also known as Resource Adequacy
    Time of delivery, power purchase agreement
    Equipment
    • AC vs DC coupling
    • Interconnection limit
    • Solar
    • Storage
    • Incentives (ITC, MACRS, Bonus Depreciation)
    • Additional project economics
    Results views
    • Sensitivity Results table
    • Optimization Results table
    • Simulation Results views