DER – Solar

A new market emerges: Retrofitting batteries to existing residential solar

ES Solar estimates more than 75% of its 2024 sales are through the “Go Back” program, an innovative VPP initiative which incentivizes Utah homeowners to add a sonnen battery to existing residential solar.

RE+ is right around the corner, here’s some stuff to look out for

09.05.2024

There’s a lot going on in Anaheim next week as thousands of clean energy professionals assemble for RE+. Here’s what you can’t miss.

Mississippi regulators to solar boosters: Sit down and be quiet

09.04.2024

By Kristi E. Swartz/Floodlight Kyle Wallace sat in the audience with his hand raised earlier this month so he could speak during an open discussion at the Mississippi Public Service Commission’s Solar Summit. Wallace, an executive with the New Orleans-based rooftop solar developer, PosiGen, wanted to share information about solar energy with the relatively fresh-faced regulators. All three said earlier

Solar forecasting needs a better accuracy metric

09.04.2024

Amperon CEO Sean Kelly encourages the adoption of a new metric, cnMAE, to determine the accuracy of solar demand forecasts.

Southwest Power Pool’s multi-nodal analysis is not on par with PJM’s

09.04.2024

Time is running out for SPP to conduct additional analysis on the multi-nodal locational requirement. Simply borrowing PJM’s multi-nodal aggregation resources restriction is not going to cut it at FERC, writes contributor Rao Konidena.

In data we trust: Bringing the field closer to the boardroom

09.03.2024

To survive in a data economy, it is imperative to parse the good from the bad and make sense of what’s left. A new software suite promises renewable energy developers a one-stop shop for managing assets across technologies and geographies.

Maxeon to provide support for SunPower solar panels in wake of bankruptcy

09.03.2024

In a message to those affected by SunPower’s bankruptcy, Maxeon indicates it will provide warranty support for SunPower-branded panels.

Startup pitches new model to unlock solar for multi-family buildings, in Illinois and beyond

A simple yet pernicious technical challenge makes rooftop solar inaccessible for many renters and condo owners. …

Utility pauses VPP program after Swell shutdown news

The Sacramento Municipal Utility District (SMUD) said it will honor all existing commitments and incentives for the Partners+ virtual power plant program….

Connections confirmed between ‘grassroots’ Ohio solar opposition and dark-money natural gas group

Testimony in an Ohio regulatory case is the strongest evidence yet of links between a Knox County opposition group and people involved with The Empowerment Alli…

Virtual power plant company Swell is reportedly closing its doors

The company is shutting down just months after acquiring solar and storage installer Renu Energy, Latitude Media reports….

In boosting clean energy in Minnesota, Walz lays foundation for climate influence if Harris wins

Walz’s effort to resolve a major obstacle to the clean energy transition nationwide is getting new attention since he was tapped as Kamala Harris’ running mat…

In Minnesota, Xcel Energy looks to mimic power plant with solar and storage networks

The utility’s “virtual power plant” proposal taps an emerging model to replace retiring fossil fuel generation. Advocates like the concept but say the uti…

Blackouts in extreme weather drive demand for cleaner backup power

Many people are now installing arrays of batteries at their homes. As of April, more than half of rooftop solar buyers in California chose to install batteries …

The SolarSnitch is here to save DERs from cyber-attacks

A new technology developed by Sandia National Laboratories called SolarSnitch aims to address the emerging cybersecurity gap by securing photovoltaic (PV) commu…

Sunnova powers more than 50,000 in Puerto Rico through Ernesto

Nearly half of Puerto Rico lost power during Tropical Storm Ernesto, but Sunnova solar + storage customers were able to ride out the storm….