{"id":959,"date":"2025-12-17T05:54:24","date_gmt":"2025-12-17T05:54:24","guid":{"rendered":"https:\/\/en.esplaza.com.cn\/?p=959"},"modified":"2025-12-17T05:54:24","modified_gmt":"2025-12-17T05:54:24","slug":"coordinating-short-ultra-long-duration-storage-unlocks-maximum-clean-energy-value","status":"publish","type":"post","link":"https:\/\/en.esplaza.com.cn\/index.php\/2025\/12\/17\/coordinating-short-ultra-long-duration-storage-unlocks-maximum-clean-energy-value\/","title":{"rendered":"Coordinating short-, ultra-long-duration storage unlocks maximum clean energy value"},"content":{"rendered":"\n<p>The United States needs to integrate short-duration energy storage with multi-day storage to build a secure, reliable grid, Noon Energy\u2019s Aric Saunders writes.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/en.esplaza.com.cn\/wp-content\/uploads\/2025\/12\/image-15-1024x576.png\" alt=\"\" class=\"wp-image-960\" srcset=\"https:\/\/en.esplaza.com.cn\/wp-content\/uploads\/2025\/12\/image-15-1024x576.png 1024w, https:\/\/en.esplaza.com.cn\/wp-content\/uploads\/2025\/12\/image-15-300x169.png 300w, https:\/\/en.esplaza.com.cn\/wp-content\/uploads\/2025\/12\/image-15-768x432.png 768w, https:\/\/en.esplaza.com.cn\/wp-content\/uploads\/2025\/12\/image-15.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><em>Aric Saunders is executive vice president of commercialization at Noon Energy, an ultra-long-duration energy storage company.<\/em><\/p>\n\n\n\n<p>In&nbsp;the&nbsp;2010s, diesel generators were&nbsp;the&nbsp;standard backup for grids, homes and commercial buildings. Back&nbsp;then batteries had limited adoption in this application due to high manufacturing costs and perceived limitations in charging and discharging, which is a critical requirement for utility-scale uses.<\/p>\n\n\n\n<p>But in&nbsp;the&nbsp;last 15 years, batteries have gained&nbsp;the&nbsp;trust and adoption&nbsp;of&nbsp;utility companies and developers, and are now seen as a proven technology to support&nbsp;energy&nbsp;backup. Early battery chemistries like lithium iron phosphate (LFP) set&nbsp;the&nbsp;foundation for alternative&nbsp;energy&nbsp;support. Now, chemistries are evolving to meet&nbsp;the&nbsp;demands&nbsp;of&nbsp;a modern infrastructure \u2014 powered by multiple types&nbsp;of&nbsp;energy&nbsp;producers.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Modern energy&nbsp;demands<\/h3>\n\n\n\n<p>Let\u2019s look at a single&nbsp;energy&nbsp;consumer: data centers. Data centers are expected to pull&nbsp;<a href=\"https:\/\/url.us.m.mimecastprotect.com\/s\/wtV_C9rp25HMNYNvJCofDuqZmbh?domain=630c21ea.streak-link.com\" rel=\"noreferrer noopener\" target=\"_blank\">130 GW&nbsp;of&nbsp;power<\/a>&nbsp;by 2030. Developers know this, which is why&nbsp;the&nbsp;U.S. data center sector had&nbsp;<a href=\"https:\/\/url.us.m.mimecastprotect.com\/s\/T7PuC0R296fMgrgKnCDhJu9L3LU?domain=630c21ea.streak-link.com\" rel=\"noreferrer noopener\" target=\"_blank\">contracted<\/a>&nbsp;50 GWs&nbsp;of&nbsp;clean&nbsp;energy, 29 GW from solar and 13 GW from wind, at&nbsp;the&nbsp;end&nbsp;of&nbsp;the third quarter in 2024. By&nbsp;the&nbsp;end&nbsp;of&nbsp;this year, contracted solar capacity is&nbsp;<a href=\"https:\/\/url.us.m.mimecastprotect.com\/s\/F7thCgJxkgimwYwrvH2ipu4aUYF?domain=630c21ea.streak-link.com\" rel=\"noreferrer noopener\" target=\"_blank\">projected<\/a>&nbsp;to double that&nbsp;of&nbsp;wind, after solar secured nearly half&nbsp;of&nbsp;all corporate renewable deals by&nbsp;the&nbsp;end&nbsp;of&nbsp;2024. This is excellent, because we need to harness power from all available sources if we expect to meet growing demand. However, solar and wind supply is largely daytime-dependent and weather-sensitive, meaning it can\u2019t provide a constant stream&nbsp;of&nbsp;power to data centers on its own. On cloudy days or during nighttime hours, many data centers still rely on&nbsp;the&nbsp;grid. And&nbsp;the&nbsp;grid remains tightly tethered to fossil fuels.<\/p>\n\n\n\n<p>Variable renewable&nbsp;energy&nbsp;(VRE) sources, like solar and wind, operate roughly&nbsp;<a href=\"https:\/\/url.us.m.mimecastprotect.com\/s\/gIfeCjRvnlf3GyG2zH7sVumY47l?domain=630c21ea.streak-link.com\" rel=\"noreferrer noopener\" target=\"_blank\">40%&nbsp;of&nbsp;the&nbsp;time.<\/a>&nbsp;To maintain 100% uptime, data centers that use VRE sources must either produce enough&nbsp;energy&nbsp;during high sun and wind times to store excess for use during&nbsp;the&nbsp;gap periods, or pull from peaker plants. Here\u2019s&nbsp;the&nbsp;problem with relying on peaker plants or LFP&nbsp;storage&nbsp;alone:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Structural inadequacy:<\/strong>\u00a0Using peaker plants to balance VRE can\u2019t support\u00a0the\u00a0weight\u00a0of\u00a0multi-hour or multi-day stability. LFP batteries can balance a routine evening, but\u00a0they can\u2019t power a data center during a prolonged three-day storm or a widespread\u00a0<em>dunkelflaute\u00a0<\/em>event, because\u00a0they only hold, on average,\u00a0<a href=\"https:\/\/url.us.m.mimecastprotect.com\/s\/P7ABCkRwomfrXqX7DIJtVuGyjVR?domain=630c21ea.streak-link.com\" target=\"_blank\" rel=\"noreferrer noopener\">four<\/a><a href=\"https:\/\/url.us.m.mimecastprotect.com\/s\/MlMPClYvpnuAPzPyWtYuWuzTtXO?domain=630c21ea.streak-link.com\" target=\"_blank\" rel=\"noreferrer noopener\">\u00a0hours<\/a>\u00a0of\u00a0power.<\/li>\n\n\n\n<li><strong>Environmental contradiction:<\/strong>\u00a0Peaker plants are\u00a0often\u00a0the\u00a0least efficient and most polluting sources\u00a0of\u00a0energy, operating sporadically yet generating disproportionate greenhouse gas emissions and local air pollution.<\/li>\n<\/ul>\n\n\n\n<p>This is where long-duration&nbsp;energy&nbsp;storage&nbsp;(LDES), which stores 10 or more hours&nbsp;of&nbsp;power, or ultra-LDES, which stores 100 or more hours&nbsp;of&nbsp;power, becomes essential. While short-duration LFP can handle daily fluctuations, ultra-LDES is required to work alongside existing sources to ensure a stable power supply.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">System-wide flexibility and value<\/h3>\n\n\n\n<p>The&nbsp;value&nbsp;of&nbsp;utra-LDES extends well beyond simply filling short gaps. It introduces system-wide flexibility that fundamentally changes how&nbsp;energy&nbsp;flow and infrastructure is managed. Multi-day capacity directly addresses&nbsp;the&nbsp;vulnerability&nbsp;of&nbsp;relying on an hourly battery for an ongoing crisis. It provides a safety net against major outages and unforeseen events, ensuring&nbsp;the&nbsp;grid can withstand a wide range&nbsp;of&nbsp;challenges.&nbsp;<\/p>\n\n\n\n<p>Ultra-LDES creates&nbsp;value&nbsp;by:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Shifting days\u00a0of\u00a0load:\u00a0<\/strong>This capacity directly solves\u00a0the\u00a0multi-day reliability crisis. It ensures grid stability over consecutive days by bridging\u00a0the\u00a0vast gap between hourly battery duration and smoothing seasonal mismatches, mitigating\u00a0the\u00a0risk\u00a0of\u00a0energy\u00a0deficits during sustained weather-driven scarcity.<\/li>\n\n\n\n<li><strong>Mitigating grid congestion:\u00a0<\/strong>Ultra-LDES acts as a local pressure valve. By placing multi-day\u00a0storage\u00a0assets strategically,\u00a0the\u00a0grid can absorb excess power precisely where it is generated, reducing strain on overloaded transmission lines. This local\u00a0storage\u00a0allows\u00a0the\u00a0grid to operate more efficiently, preventing\u00a0the\u00a0need for costly, time-consuming curtailment\u00a0of\u00a0energy\u00a0that would otherwise be wasted.<\/li>\n\n\n\n<li><strong>Unlocking transmission value:\u00a0<\/strong>Ultra-LDES maximizes\u00a0the\u00a0value\u00a0of\u00a0existing infrastructure. By shifting power flows from high-congestion times to low-congestion times,\u00a0these assets enable new opportunities for efficient\u00a0energy\u00a0delivery. This approach provides transmission services without requiring billions in new steel and wires, ensuring every existing dollar\u00a0of\u00a0infrastructure investment is fully utilized.<\/li>\n<\/ul>\n\n\n\n<p>The&nbsp;core benefit is that ultra-LDES fundamentally expands&nbsp;the&nbsp;grid\u2019s operational ceiling, providing&nbsp;the&nbsp;high-duration,&nbsp;clean&nbsp;power required to achieve true system-level resilience.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">What\u2019s next for&nbsp;the&nbsp;energy&nbsp;grid<\/h3>\n\n\n\n<p>The&nbsp;future&nbsp;of&nbsp;energy&nbsp;will be measured in days, not hours. Multi-day, ultra-LDES provides resilience, firming and system-wide benefits.&nbsp;The&nbsp;energy&nbsp;industry is moving beyond \u201cgood enough\u201d solutions, embracing innovation to build a grid defined by security and reliability.&nbsp;The&nbsp;true legacy&nbsp;of&nbsp;this transition will be a power system that operates reliably and year-round for every community.&nbsp;<\/p>\n\n\n\n<p>This transition goes beyond just new hardware, it demands a new philosophy.&nbsp;The&nbsp;benchmark&nbsp;of&nbsp;success is a&nbsp;coordinated&nbsp;system. This means integrating short-duration solutions like LFP for daily stability while using multi-day, locally stored capacity to ride out a major storm or a crisis ensuring that power remains on when it is needed most.<\/p>\n\n\n\n<p>By making the necessary investment in ultra-LDES today, the energy sector is establishing the energy independence that the modern economy and national security demand. The true legacy of this transition will be in the certainty that coordinated storage delivers. It will be a power system defined by resilience and reliable operation for all.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The United States needs to integrate short-duration energy storage with multi-day storage to build a&hellip;<\/p>\n","protected":false},"author":2,"featured_media":960,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,4],"tags":[],"class_list":["post-959","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company","category-insight"],"_links":{"self":[{"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/posts\/959","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/comments?post=959"}],"version-history":[{"count":1,"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/posts\/959\/revisions"}],"predecessor-version":[{"id":961,"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/posts\/959\/revisions\/961"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/media\/960"}],"wp:attachment":[{"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/media?parent=959"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/categories?post=959"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/en.esplaza.com.cn\/index.php\/wp-json\/wp\/v2\/tags?post=959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}