{"id":3237,"date":"2026-01-20T17:11:02","date_gmt":"2026-01-20T17:11:02","guid":{"rendered":"https:\/\/dev.christiegrey.com\/?post_type=case_study&#038;p=3237"},"modified":"2026-01-20T17:12:02","modified_gmt":"2026-01-20T17:12:02","slug":"heron-tower-london","status":"publish","type":"case_study","link":"https:\/\/www.christiegrey.com\/es\/case-studies\/heron-tower-london\/","title":{"rendered":"Heron Tower, London"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>Isolation Method<\/strong><\/h2>\n\n\n\n<p>2 stage system using Open Spring Mountings and MD\/3 Silicon Fluid filled Viscous Dampers between each generating set and a common intermediary steel support frame. The steel support frame is isolated from the main structure by Studflex Rubber Pads in a mixture of sizes and rubber compounds. The 2 stage system was then covered by an acoustic enclosure designed by Powerplus Engineering Ltd in Colchester, a company we have worked closely with on a number of projects.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Performance<\/strong><\/h2>\n\n\n\n<p>The Arup Acoustics Specification called for Spring type isolators with a static deflection greater than 50mm fitted with ancillary dampers to prevent excessive movement as the machine passes the resonant frequency of the mounting system.<\/p>\n\n\n\n<p>10 No. OS75\/2000 Open Spring mountings (75mm deflection @ 2000kg) supporting 1511.6kg per mounting.<\/p>\n\n\n\n<p>56.7mm deflection achieved on each mounting giving an isolator natural frequency of 2.09Hz.<\/p>\n\n\n\n<p>Vertical Isolation Efficiency of 99.29% at 1500 RPM.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Two-stage isolation system for high-performance generator installation.<\/p>\n","protected":false},"featured_media":2361,"template":"","case_study_category":[100],"class_list":["post-3237","case_study","type-case_study","status-publish","has-post-thumbnail","hentry","case_study_category-industrial"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Heron Tower, London -<\/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:\/\/www.christiegrey.com\/case-studies\/heron-tower-london\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Heron Tower, London -\" \/>\n<meta property=\"og:description\" content=\"Two-stage isolation system for high-performance generator installation.\" \/>\n<meta property=\"og:url\" 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