Solar

  • Cold Weather: How to Maintain Power Plant Readiness and Reliable Operation

    Extreme temperature and weather events have become more prevalent in the past decade. The December 2022 Christmas freeze in the southeast U.S. saw many areas experiencing single-digit temperatures. The February 2021 Texas freeze saw temperatures in Dallas reach as low as –2F. Meanwhile, the January–February 2019 Midwest Arctic Polar Vortex saw temperatures plunge as low […]

  • Major Solar-Plus-Storage Project Online at Retired Gas-Fired Power Plant

    A California-headquartered energy company announced the start of commercial operation of one of the nation’s largest solar-plus-storage hybrid power plants. Officials with Clearway Energy Group, along with California Gov. Gavin Newsom, on Oct. 18 said the Daggett Solar + Storage project in San Bernardino County is now online. The installation features 482 MW of solar […]

  • Energy in Transition—Where Are Investors Looking Next?

    Renewables are far from the primary power source in the U.S. No longer is the cost of renewable energy, particularly onshore wind and solar, the most substantial hurdle to the energy transition. New obstacles loom large. Predominant among these is connecting the infrastructure dots between new alternative sources and the current grid, all while maintaining […]

  • Five Key Transformations Required to Achieve Net-Zero in the U.S.

    During President Biden’s first year in office, his administration published a document titled “The Long-Term Strategy of the United States: Pathways to Net-Zero Greenhouse Gas Emissions by 2050.” The document says all viable routes to net-zero involve five key transformations. They are: Decarbonize electricity. Electrify end uses and switch to other clean fuels. Cut energy […]

  • TVA, Origis Announce Three Solar-Plus-Storage Projects for Mississippi

    A renewable energy development group said it has started work on the first of three planned solar-plus-storage projects in Mississippi that will serve both residential and industrial customers. Origis Energy, headquartered in Miami, Florida, on Oct. 11 said the three installations will have total solar power capacity of 550 MW, along with a total of […]

  • SRP Shifts from Traditional IRP to ‘Holistic’ Power Planning

    Salt River Project (SRP) has become one of the first U.S. utilities to shift from an Integrated Resource Plan (IRP) to an Integrated System Plan (ISP), a “holistic roadmap” that takes into account evolving power system needs, energy affordability, and carbon reduction goals. The pioneering move by the public power entity that provides power and […]

  • POWER Notebook: New Projects For Energy Storage, Community Solar, Electric Buses; Google Announces PPA

    An Arizona utility plans to build a battery energy storage system (BESS) that will help it store more of the region’s abundant solar energy, enabling the power to be used after the sun goes down. Tucson Electric Power (TEP) in early October said it plans to start operating what would be the largest energy storage […]

  • Decommissioning Dilemmas: Navigating the End-of-Life Challenges in Clean Energy Sources

    Planning, building, operating, or overhauling power plants has long been an emphasis in the power sector—and an important one, given that the creation of new power capacity plays an outsized role in

  • Equity in Energy: How Community Solar Is Involved

    In the U.S., there has always been a direct correlation between the disparity in income and the distribution of renewable resources. Equity in energy refers to fairness in the distribution of energy, benefits, and burdens among different people and communities. It was designed to rectify historical inequalities, recognizing the need to create a fair and […]

  • How Power Companies Benefit from Accurate Weather Forecasts

    It’s pretty easy to understand how the weather affects certain forms of power generation and infrastructure. Sunlight is obviously needed to generate solar power, wind is required to produce wind energy, and extreme storms of all kinds can wreak havoc on transmission and distribution lines, and other energy-related assets. Therefore, having accurate and constantly updated […]

  • Deloitte Report Details Importance of Energy Storage to U.S. Power Grid

    Energy industry analysts have said energy storage will be needed to support the integration of renewable energy into the U.S. power grid, and to provide grid flexibility and reliability. Energy storage, including the use of battery energy storage systems (BESS), also will support moves toward electrification and continued decentralization of U.S. power generation. A new […]

  • DOD Inks Deal with Redflow for Microgrid Repowering at Air National Guard Base

    The U.S. Dept. of Defense (DOD), as part of the agency’s climate action plan and its strategy for sustainability, will deploy a prototype microgrid at a military installation in New York state. Redflow Limited, an energy storage group, and Ameresco on September 18 announced that Redflow has signed a $2.83 million contract with the DOD’s […]

  • New Labor Regulations Could Have Implications for Renewables Developers

    Developers of renewable energy projects generally haven’t concerned themselves with the Davis-Bacon Act, the Great Depression-era federal law that mandates the paying of prevailing wages to laborers on public works projects. However, if the Department of Labor (DOL) gets its way, that might soon change. On August 23, 2023, DOL published new Davis-Bacon and Related Acts regulations that contain […]

  • ERCOT Issues First Level 2 Emergency Alert Since Winter Storm Uri

    The Electric Reliability Council of Texas (ERCOT) on Sept. 6 issued an Energy Emergency Alert 2 (EEA 2) after grid conditions quickly deteriorated around sunset (7:30 p.m.) as demand soared and operating power reserves plunged. The grid operator said that the emergency operations were necessary “due to a combination of dropping operating reserves and frequency.” […]

  • Solar-Powered EV Chargers Supporting California Vineyard

    Companies in the agriculture sector are increasingly relying on distributed power generation to support their operations, particularly those wanting to use make their energy use cleaner and their supply of electricity more reliable. A vineyard in the Santa Ynez Valley in California provides an example of an agricultural property benefiting from off-grid energy. The Kaerskov […]

  • Solar Farm at a Landfill Site Brings New Meaning for Waste to Energy

    The Mount Olive project in New Jersey is a model for turning a brownfield site into a “brightfield,” supporting cleaner power generation and providing a wealth of benefits for the local community. The U.S

  • AusNet Embraces Data-Driven Storm Impact Modeling

    Power companies must respond to outages caused by extreme weather events. Having accurate predictions concerning the severity of impending storms can ensure companies are prepared with the right resources on

  • Arizona Site Will Host Long-Duration Energy Storage Project

    An innovative battery energy storage project, using a non-lithium technology, will be deployed at a research center in Arizona. Salt River Project (SRP), the state’s community-based, not-for-profit public power utility, and Germany’s CMBlu Energy, which designs and manufactures energy storage systems, on August 31 announced a pilot project for a 5-MW, 10-hour, long duration energy […]

  • NERC Identifies Energy Policy as Key Risk to Grid Reliability Amid Evolving Challenges

    The North American Reliability Corporation (NERC) will for the first time consider “energy policy” among five significant evolving and interdependent risks to grid reliability. In its latest biennial ERO Reliability Risk Priorities Report, the designated North American Electric Reliability Organization (ERO) identifies energy policy as a new risk priority alongside grid transformation, resilience to extreme […]

  • Sustainable Solutions for Residential Homes and Solar’s Increasingly Popular Adoption

    As the global push toward sustainable energy gains momentum, solar power stands at the forefront of this transformative movement. There are many sustainable solutions presented by solar energy, the comparative economics against traditional grid power, and the bright future that lies ahead. In just 10 years, renewable energy’s share of U.S. electricity generation has doubled—from […]

  • Understanding the Impact of Net Metering Changes on Solar Adoption in California

    California has long been a leader in the U.S. solar industry, largely due to lucrative financial incentives encouraging adoption. Recently, the California Public Utilities Commission announced it will not be holding another hearing on net energy metering (NEM), confirming that recent changes made to the rules are permanent. In this question and answer article, Amir […]

  • FERC Adopts ‘Historic’ Reforms to Ease Nationwide Generation Interconnection Backlog

    The Federal Energy Regulatory Commission (FERC) has approved key transmission reforms aimed at clearing a staggering backlog of more than 10,000 generation and storage projects—more than 2,000 GW—stalled in interconnection queues across the country. Order 2023, a final rule unanimously adopted by FERC’s four commissioners at a July 27 open meeting and posted in full […]

  • POWER Digest [August 2023]

    Colombian Dam Site of Major Floating Solar Project. A new solar power system that will float on the reservoir at the Urrá Dam in Colombia is designed to demonstrate that hydroelectric stations dealing with

  • Marnie Surfaceblow: A Desert Solar Farm’s Muddy Problem

    Sometimes fixing one problem causes another or leads to a chain of failures that can be difficult to diagnose. Consider all of the upstream and downstream impacts when changing equipment and/or operations

  • Investors Announce Nearly $75 Million in Funding for Community Solar

    Investors are continuing to pour money into community solar projects, with groups on July 31 announcing nearly $75 million in funding for multiple installations. Renewable Properties, which develops and invests in small-scale utility and community solar installations, on July 31 said it has closed its Fund 9 portfolio. The company said the $53.5 million portfolio […]

  • Kentucky’s Largest Solar Farm Sited at Former Appalachia Coal Mine

    A group that includes Rivian, the California-based electric vehicle manufacturer, said it will turn the site of a former coal mine in Kentucky into that state’s largest solar farm. The Starfire Mine, located in Breathitt, Knott, and Perry counties in Kentucky, for years operated as one of the largest coal mines in Appalachia, producing as […]

  • Transmission for Transition: Solving the South African Energy Crisis Through Logistics

    South Africa is in the midst of an energy crisis characterized by electricity shortages, blackouts, and lack of new infrastructure investment. Eskom, the state-owned utility supplying more than 90% of the nation’s electricity, has suffered from operational failures, maintenance issues, and breakdowns at aging, poorly maintained power stations, leading to steady declines in the energy […]

  • Analysis of Performance Degradation of PV Modules

    Solar energy is a clean and environmentally friendly source of energy. It can also help in reducing the global carbon footprint and mitigating the impacts of climate change. Due to the positive aspects of solar energy, its demand is growing exponentially. Photovoltaic (PV) modules are undoubtedly the most significant component of a solar power system. […]

  • The Power of Solar Panel Recycling

    Solar power is the most efficient, renewable, and cost-effective source of electricity available today. The industry has consistently and rapidly grown over the past decade, and solar adoption is projected to accelerate over the next 10 years, increasing from 150 GWp installed in 2021, to 650 GWp installed per year in 2030. COMMENTARY Solar also […]

  • World premiere: CMBlu delivers first Organic SolidFlow energy storage to one of the biggest solar parks in Austria

    Eisenstadt, Austria, 19 July 2023 – The first operational Organic SolidFlow Battery of the world has successfully been delivered. CMBlu Energy, the manufacturer of this secure, sustainable and affordable battery storage system and Burgenland Energie, the hosting electric utility, have held a ceremony with prestigious guests covering politics, economics and science. The world premiere took […]