{"id":418287,"date":"2024-10-20T06:20:18","date_gmt":"2024-10-20T06:20:18","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-23-30428173-dc\/"},"modified":"2024-10-26T11:49:36","modified_gmt":"2024-10-26T11:49:36","slug":"bsi-23-30428173-dc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-23-30428173-dc\/","title":{"rendered":"BSI 23\/30428173 DC"},"content":{"rendered":"

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
6<\/td>\nForeword <\/td>\n<\/tr>\n
7<\/td>\nIntroduction <\/td>\n<\/tr>\n
9<\/td>\n1 Scope
2 Normative references <\/td>\n<\/tr>\n
10<\/td>\n3 Terms and definitions
3.1 General definitions
3.2 Acoustical definitions <\/td>\n<\/tr>\n
11<\/td>\n3.3 Aerodynamic definitions <\/td>\n<\/tr>\n
12<\/td>\n4 Limitations of measurement <\/td>\n<\/tr>\n
13<\/td>\n5 Design and performance requirements for test plenum
5.1 General <\/td>\n<\/tr>\n
14<\/td>\n5.2 Test plenum: main assembly
5.3 Mounting panel assembly <\/td>\n<\/tr>\n
15<\/td>\n5.4 Adjustable exit port assembly
5.5 Insertion loss of test plenum
5.6 Instrumentation for static pressure measurement <\/td>\n<\/tr>\n
16<\/td>\n6 Installation
6.1 Installation of test plenum in test room
6.2 Direction of airflow
6.3 Mounting of air-moving device
7 Operation of air-moving device
7.1 Input power
7.1.1 Alternating current (AC) air-moving devices <\/td>\n<\/tr>\n
17<\/td>\n7.1.2 Direct current (DC) air-moving devices
7.2 Points of operation (AC and DC air-moving devices)
7.2.1 Required points of operation
7.2.2 Method A (conventional method) <\/td>\n<\/tr>\n
18<\/td>\n7.2.3 Method B (alternative method)
7.2.4 Procedure <\/td>\n<\/tr>\n
19<\/td>\n8 Measurement procedures
8.1 General
8.2 Microphone positions for measurements in an essentially free field over a reflecting plane
8.2.1 General
8.2.2 Fixed points on a hemisphere
8.2.3 Coaxial circular paths in five or more parallel planes <\/td>\n<\/tr>\n
20<\/td>\n8.3 Preparations for measurements
8.4 Operational test of air-moving device
9 Measurement uncertainty <\/td>\n<\/tr>\n
21<\/td>\n10 Information to be recorded <\/td>\n<\/tr>\n
22<\/td>\n11 Information to be reported <\/td>\n<\/tr>\n
32<\/td>\nAnnex\u20acA (normative) Micro-fan p-q curve measurement method <\/td>\n<\/tr>\n
34<\/td>\nAnnex\u20acB (informative) Effects of air density <\/td>\n<\/tr>\n
35<\/td>\nAnnex\u20acC (informative) Data formats for presentation <\/td>\n<\/tr>\n
40<\/td>\nAnnex\u20acD (informative) Air-moving device acoustical noise specification <\/td>\n<\/tr>\n
41<\/td>\nAnnex\u20acE (informative) Guidance on the development of informationon measurement uncertainty <\/td>\n<\/tr>\n
48<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

BS ISO 10302-1. Acoustics. Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices – Part 1. Airborne noise measurement<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2023<\/td>\n48<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":418295,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-418287","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/418287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/418295"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=418287"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=418287"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=418287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}