{"id":433,"date":"2022-07-28T19:06:24","date_gmt":"2022-07-28T19:06:24","guid":{"rendered":"https:\/\/environex.com\/?p=433"},"modified":"2022-07-29T14:37:50","modified_gmt":"2022-07-29T14:37:50","slug":"advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design","status":"publish","type":"post","link":"https:\/\/environex.com\/uncategorized\/advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design\/","title":{"rendered":"Advanced class GTs pose special challenges for NOx and CO catalyst system design"},"content":{"rendered":"\n<p>The state-of-the-art gas turbines (GTs), such as the H-class and J-class machines, are designed to maximize fuel-to-electricity efficiency, achieving and even exceeding 60% in combined-cycle mode. Already, there are an impressive number of these machines in the field; one supplier listed 80+ H-class GTs operating, in commissioning, being installed, or on order.<\/p>\n\n\n\n<p>This achievement is accomplished through increased firing temperatures, upgraded combustion staging, and advanced metallurgy. The tradeoff to higher temperature, of course, is increased thermal-NOx formation. Dan Ott, president, Environex Inc&nbsp;told the editors that the burden of turbine-exit NOx emissions ends up on the SCR system, at least to achieve the same stack emissions as specified for F-class sites.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link\" href=\"https:\/\/www.ccj-online.com\/latest-gts-pose-special-challenges-for-nox-co-catalyst-system-design\/\" target=\"_blank\" rel=\"noreferrer noopener\">Click Here to Continue Reading<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The state-of-the-art gas turbines (GTs), such as the H-class and J-class machines, are designed to maximize fuel-to-electricity efficiency, achieving and even exceeding 60% in combined-cycle mode. Already, there are an impressive number of these machines in the field; one supplier listed 80+ H-class GTs operating, in commissioning, being installed, or on order. This achievement is [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":359,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[1],"tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.9.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Advanced class GTs pose special challenges for NOx and CO catalyst system design - Environex<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/environex.com\/uncategorized\/advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Advanced class GTs pose special challenges for NOx and CO catalyst system design - Environex\" \/>\n<meta property=\"og:description\" content=\"The state-of-the-art gas turbines (GTs), such as the H-class and J-class machines, are designed to maximize fuel-to-electricity efficiency, achieving and even exceeding 60% in combined-cycle mode. Already, there are an impressive number of these machines in the field; one supplier listed 80+ H-class GTs operating, in commissioning, being installed, or on order. This achievement is [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/environex.com\/uncategorized\/advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design\/\" \/>\n<meta property=\"og:site_name\" content=\"Environex\" \/>\n<meta property=\"article:published_time\" content=\"2022-07-28T19:06:24+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-07-29T14:37:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/environex.com\/wp-content\/uploads\/2022\/07\/shutterstock_154100918.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1280\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Joseph Otto\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Joseph Otto\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/environex.com\/uncategorized\/advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design\/\",\"url\":\"https:\/\/environex.com\/uncategorized\/advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design\/\",\"name\":\"Advanced class GTs pose special challenges for NOx and CO catalyst system design - Environex\",\"isPartOf\":{\"@id\":\"https:\/\/environex.com\/#website\"},\"datePublished\":\"2022-07-28T19:06:24+00:00\",\"dateModified\":\"2022-07-29T14:37:50+00:00\",\"author\":{\"@id\":\"https:\/\/environex.com\/#\/schema\/person\/081e0e09a537e1fd36d7693f75ce1728\"},\"breadcrumb\":{\"@id\":\"https:\/\/environex.com\/uncategorized\/advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/environex.com\/uncategorized\/advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/environex.com\/uncategorized\/advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/environex.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Advanced class GTs pose special challenges for NOx and CO catalyst system design\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/environex.com\/#website\",\"url\":\"https:\/\/environex.com\/\",\"name\":\"Environex\",\"description\":\"Excellence At the Highest Level\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/environex.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/environex.com\/#\/schema\/person\/081e0e09a537e1fd36d7693f75ce1728\",\"name\":\"Joseph Otto\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/environex.com\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/ef37c9782bece69b98e62801b4b65c7b?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/ef37c9782bece69b98e62801b4b65c7b?s=96&d=mm&r=g\",\"caption\":\"Joseph Otto\"},\"url\":\"https:\/\/environex.com\/author\/joe-otto\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Advanced class GTs pose special challenges for NOx and CO catalyst system design - Environex","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/environex.com\/uncategorized\/advanced-class-gts-pose-special-challenges-for-nox-and-co-catalyst-system-design\/","og_locale":"en_US","og_type":"article","og_title":"Advanced class GTs pose special challenges for NOx and CO catalyst system design - Environex","og_description":"The state-of-the-art gas turbines (GTs), such as the H-class and J-class machines, are designed to maximize fuel-to-electricity efficiency, achieving and even exceeding 60% in combined-cycle mode. 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