{"id":171,"date":"2026-07-15T09:13:35","date_gmt":"2026-07-15T01:13:35","guid":{"rendered":"https:\/\/themebb.com\/en\/archives\/171"},"modified":"2026-07-15T09:13:35","modified_gmt":"2026-07-15T01:13:35","slug":"screw-compressor-noise-control-table","status":"publish","type":"post","link":"https:\/\/themebb.com\/en\/archives\/171","title":{"rendered":"Screw Compressor Noise Control Table"},"content":{"rendered":"<h2>Core Index of noise control of screw compressor<\/h2>\n<p>screw Compressor often produces medium and high frequency noise in industrial operation, which is mainly caused by rotor engagement, airflow fluctuation and mechanical vibration. Effective control should be based on the sound pressure level (SPL) as the quantitative basis, referring to international standards<strong>ISO 3744<\/strong>measure and evaluate the sound power level.<\/p>\n<h2>Reference for typical noise reduction standards and limits<\/h2>\n<ul>\n<li>factory boundary environmental noise: implement \u300a GB 12348-2008 class II standard, daytime &le; 60 dB(A), night &le; 50 dB(A)<\/li>\n<li>operating Post noise: based on \u300a GBZ 2.2-2014 &#8220;, 8 hours equivalent sound level &le; 85 dB(A)<\/li>\n<li>sound pressure level of equipment body: under no-load\/rated working condition, it is recommended to control the sound pressure level at a distance of 1 m<strong>70\u201378 dB(A)<\/strong>interval<\/li>\n<\/ul>\n<h2>practical noise control scheme<\/h2>\n<p>comprehensive adoption of four paths of sound absorption, sound insulation, noise elimination and vibration reduction: loading\/exhaust muffler; Setting sound insulation cover (including ventilation and heat dissipation design); Foundation installation elasticity anti-vibration pad; Pipe coating damping material; optimize the sound absorption wall and ceiling of the data center. Before the implementation of the plan, on-site noise source identification and spectrum analysis should be carried out to ensure accurate and efficient governance.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This paper provides a practical reference table for noise control of screw compressor, covering sound pressure level control objectives, ISO 3744 test basis, factory boundary and post noise reduction standards, and puts forward sound absorption, sound insulation, noise reduction, the four-dimensional noise control scheme for vibration reduction helps compliance operation and occupational health protection.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","zob_sync_key":"zsync_d4bb0428f6340677f3dcdc7c","zob_sync_source_post_type":"post","zob_sync_lang":"en-US","zob_sync_source_url":"https:\/\/themebb.com\/blog\/archives\/284.html","zob_sync_key_version":"v1","zob_sync_source_blog_id":"1","zob_sync_source_post_id":"284"},"categories":[23],"tags":[],"class_list":["post-171","post","type-post","status-publish","format-standard","hentry","category-haha"],"_links":{"self":[{"href":"https:\/\/themebb.com\/en\/wp-json\/wp\/v2\/posts\/171","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/themebb.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/themebb.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/themebb.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/themebb.com\/en\/wp-json\/wp\/v2\/comments?post=171"}],"version-history":[{"count":0,"href":"https:\/\/themebb.com\/en\/wp-json\/wp\/v2\/posts\/171\/revisions"}],"wp:attachment":[{"href":"https:\/\/themebb.com\/en\/wp-json\/wp\/v2\/media?parent=171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/themebb.com\/en\/wp-json\/wp\/v2\/categories?post=171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/themebb.com\/en\/wp-json\/wp\/v2\/tags?post=171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}