{"id":4556,"date":"2017-05-17T11:09:08","date_gmt":"2017-05-17T09:09:08","guid":{"rendered":"https:\/\/stopson.it\/2017\/05\/17\/eac-vent-silencers-petrochemical\/"},"modified":"2025-03-20T19:22:50","modified_gmt":"2025-03-20T18:22:50","slug":"eac-vent-silencers-petrochemical","status":"publish","type":"post","link":"https:\/\/stopson.it\/en\/eac-vent-silencers-petrochemical\/","title":{"rendered":"Stopson Italiana delivers Vent Silencers for Refinery and Petrochemical Projects in Russia"},"content":{"rendered":"<h3><em>EAC certified vent silencers successfully supplied for Oil &amp;\u00a0Gas projects in Moscow and Kingisepp<\/em><\/h3>\n<p>Stopson Italiana has recently completed delivery of 10 silencers to be installed at Combined Oil Refinery Unit (CORU), in the Moscow Refinery and 9 vent silencers to be installed at the new Ammonia plant under construction in Kingisepp, Russia, according to the data below:<\/p>\n<ul>\n<li><strong>C.O.R.U. Project<\/strong> &#8211; no. 10 SPM and PSP vent silencers for the Combined Oil Refinery Unit, with flow rates from 0,4 to 46 t\/h.\u00a0Temperatures from 150 \u00b0C to 450 \u00b0C, noise levels 80 dB(A) @ 1 m.<\/li>\n<li><strong>Kingisepp Project<\/strong> &#8211; No. 9 SPM vent silencers for the Ammonia plant, i.e. Steam and CO2 with flow rates from 1 to 130 t\/h.\u00a0Temperatures from 110 \u00b0C to 515 \u00b0C, noise level 85-110 dB(A) @ 1 m.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/stopson.it\/wp-content\/uploads\/2025\/03\/EAC-Vent-SIlencers-Ammonia-Plant-e1495009128629.jpg\" rel=\"attachment wp-att-2110\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft size-full wp-image-2110\" src=\"https:\/\/stopson.it\/wp-content\/uploads\/2025\/03\/EAC-Vent-SIlencers-Ammonia-Plant-e1495009128629.jpg\" alt=\"9 SPM Vent Silencers Ammonia Plant\" width=\"450\" height=\"338\" \/><\/a>All <a href=\"https:\/\/staging.bforastiere.it\/stopson\/products\/silencers\/vent-silencers\/\" target=\"_blank\">silencers<\/a> have engineered according to the highly demanding <strong>EPC<\/strong> and end user\u2019s technical specifications.\u00a0They have been manufactured in Italy in special materials, including stainless steel for internal components, and certified in accordance with EAC TR CU 010 standards for Russian market.<\/p>\n<p>Stopson\u2019s Vent Silencers can be installed downstream any device acting as a link between a container of pressurized gaseous fluid and the atmosphere. The vent silencer can also provide high or low back pressure relief for the system ensuring proper operation.<\/p>\n<p>SPM Vent Silencers, used for higher flows and back pressure, are based on a combined reactive and absorptive principle for noise reduction.\u00a0The gases expand to atmospheric pressure through a perforated diffuser, providing a first important step in attenuation.\u00a0The flow evolves into a sound-absorbing lining section to further contribute to reach required noise residual level.<\/p>\n<p>PSP Vent Silencers, used for lower flows and back-pressures, feature an expansion chamber upstream the final absorptive section with no diffuser at the inlet.<\/p>\n<p>A special sound-proofed weather hood is finally heading flow and noise upward, while delivering an effective rain protection and drainage.<\/p>\n<p>Vent silencers can be reactive, absorptive or combined type depending on applications and required attenuation, which can reach as much as 75 dB(A).<\/p>\n<p>Typical <span style=\"text-decoration: underline;\"><a href=\"https:\/\/staging.bforastiere.it\/stopson\/applications\/boilers-hrsgs\/\" target=\"_blank\">Applications<\/a><\/span> for vent silencers are:<\/p>\n<ul>\n<li>Safety Valve (PSV)<\/li>\n<li>Relief valve (PRV)<\/li>\n<li>Control valve<\/li>\n<li>Ejector<\/li>\n<li>Start up valve<\/li>\n<li>Snort-valve<\/li>\n<li>Flash and Blow Down Tanks<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>EAC certified vent silencers successfully supplied for Oil &amp;\u00a0Gas projects in Moscow and Kingisepp Stopson Italiana has recently completed delivery of 10 silencers to be installed at Combined Oil Refinery Unit (CORU), in the Moscow Refinery and 9 vent silencers to be installed at the new Ammonia plant under construction in Kingisepp, Russia, according to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2212,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[856],"tags":[86,87,88,89,90,25,29,65,91],"class_list":["post-4556","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-projects-2","tag-ammonia-plant","tag-coru-project","tag-cu-tr","tag-eac","tag-eac-vent-silencers","tag-industrial-silencers","tag-soundproofing","tag-soundproofing-oil-and-gas","tag-vent-silencers"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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