Three reasons why MISO and SPP must jointly plan the transmission system

At the January 11 policy meeting, SPP staff explained their rationale to skip an economic planning cycle in favor of reliability planning studies due to the potential for misalignment of planning assessments in 2025. MISO had seen this before and did the same thing, skipping the 2020 “futures” assessment cycle in favor of 2021 futures. …

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Sunpower will replace faulty connectors on C&I solar arrays

Sunpower said it may have to spend as much as $31 million to replace faulty connectors on an unspecified number of commercial and industrial (CIS) solar arrays. Analyst firm Roth Capital Partners estimated that as many as 1,000 sites representing around 9 MW of installed capacity could be affected. In a statement, Sunpower said that …

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Evidence grows that global solar supply chains are diversifying

More than a year after global solar energy markets were rocked by credible allegations of forced labor’s use in parts of in China, evidence is mounting that supply chains are diversifying away from those conflict regions. The shift is being aided in part by growing global demand for solar energy equipment. New sources of supply …

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MidAmerican plans to add 2 GW of wind energy resources in Iowa

MidAmerican Energy said it plans to to spend $3.9 billion to add more than 2 GW of wind energy and 50 MW of solar generation in Iowa. The company also proposed feasibility studies to look at other clean generation technologies, including carbon capture, energy storage and small modular nuclear reactors. The company said that since 2004, …

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Here’s how pumped hydro works as an energy storage resource

Batteries get hyped, but pumped hydro provides the vast majority of long-term energy storage essential for renewable power By Andrew Blakers, Australian National University; Bin Lu, Australian National University; and Matthew Stocks, Australian National University. This article is republished from The Conversation under a Creative Commons license. Read the original article. To cut U.S. greenhouse …

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Burns & McDonnell completes 60 MWh energy storage project in West Texas

Engineering consulting firm Burns & McDonnell completed construction of three 10 MW/20 MWh lithium-ion battery energy storage systems in West Texas. Last May, the company was selected by LG Energy Solution and Sustainable Environmental Renewable (SER) Capital Partners to provide engineer-procure-construct (EPC) services for the projects, which consist of LG Chem battery racks populated with JH3 and …

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South Fork offshore wind project is cleared for construction

South Fork Wind received approval of the project’s Construction and Operations Plan (COP) from the U.S. Department of the Interior’s Bureau of Ocean Energy Management (BOEM).   The COP approval outlines the 132 MW project’s turbine spacing, the requirements on the construction methodology for all work occurring in federal ocean waters, and mitigation measures to protect …

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Point-of-use battery storage company Viridi closes $95m funding round

Battery energy storage company Viridi Parente said it raised $94.695 million in a Series C funding round. The latest funding round boosts Viridi’s value to $700 million, and supports the company’s aim to manufacture point-of-use lithium-ion battery technology at scale.   The Series C round was led by existing investor B. Thomas Golisano, a philanthropist and …

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Appalachian Power RFP would add 1 GW of wind energy resources

Appalachian Power issued a Request for Proposals (RFP) for up to 1,000 MW of wind and 100 MW of solar generation resources with optional battery energy-storage systems. The RFP is its largest to date for wind energy resources. Proposals would help the company meet renewable energy requirements set by Virginia’s Clean Economy Act (VCEA).  Under the VCEA, …

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