{"id":416304,"date":"2024-10-20T06:10:02","date_gmt":"2024-10-20T06:10:02","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-22-30450621-dc\/"},"modified":"2024-10-26T11:27:24","modified_gmt":"2024-10-26T11:27:24","slug":"bsi-22-30450621-dc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-22-30450621-dc\/","title":{"rendered":"BSI 22\/30450621 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\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\n30450621-NC.pdf <\/td>\n<\/tr>\n
3<\/td>\nISO_DIS 9613-2 ed.2 – id.74047 Enquiry PDF (en).pdf <\/td>\n<\/tr>\n
6<\/td>\nForeword <\/td>\n<\/tr>\n
8<\/td>\nIntroduction <\/td>\n<\/tr>\n
9<\/td>\n1 Scope <\/td>\n<\/tr>\n
10<\/td>\n2 Normative references
3 Terms and definitions <\/td>\n<\/tr>\n
12<\/td>\n4 Source description <\/td>\n<\/tr>\n
15<\/td>\n5 Meteorological conditions
6 Basic formulae <\/td>\n<\/tr>\n
17<\/td>\n7 Calculation of the attenuation terms
7.1 Geometric divergence (Adiv) <\/td>\n<\/tr>\n
18<\/td>\n7.2 Atmospheric absorption
7.3 Ground effect (Agr)
7.3.1 General method of calculation <\/td>\n<\/tr>\n
21<\/td>\n7.3.2 Simplified method of calculation for A-weighted sound pressure levels <\/td>\n<\/tr>\n
22<\/td>\n7.4 Screening (Abar)
7.4.1 General method of calculation <\/td>\n<\/tr>\n
27<\/td>\n7.4.2 Alternative method to calculate the path length difference z with one edge or with more parallel edges <\/td>\n<\/tr>\n
28<\/td>\n7.4.3 Lateral diffraction around vertical edges <\/td>\n<\/tr>\n
29<\/td>\n7.4.4 Combining vertical and lateral diffractions and limitations
7.5 Reflections
7.5.1 General
7.5.2 Single reflection at a flat surface\u20ac\u2013 conditions and calculation <\/td>\n<\/tr>\n
31<\/td>\n7.5.3 Multi-reflection up to higher orders <\/td>\n<\/tr>\n
32<\/td>\n7.5.4 Reflections at cylindrical surfaces <\/td>\n<\/tr>\n
33<\/td>\n8 Meteorological correction (Cmet) <\/td>\n<\/tr>\n
34<\/td>\n9 Accuracy and limitations of the method <\/td>\n<\/tr>\n
36<\/td>\nAnnex\u20acA (informative) Additional types of attenuation (Amisc) <\/td>\n<\/tr>\n
42<\/td>\nAnnex\u20acB (informative) Directivity correction Dc for chimney stacks <\/td>\n<\/tr>\n
46<\/td>\nAnnex\u20acC (informative) Meteorological correction due to the dependency of C0 from the angular wind distribution <\/td>\n<\/tr>\n
51<\/td>\nAnnex\u20acD (informative) Calculation of sound pressure levels caused by wind turbines <\/td>\n<\/tr>\n
54<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

BS ISO 9613-2. Acoustics. Attenuation of sound during propagation – Part 2. Engineering method for the prediction of sound pressure levels outdoors<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2022<\/td>\n55<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":416313,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[267,2641],"product_tag":[],"class_list":{"0":"post-416304","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-17-140-01","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/416304","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\/416313"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=416304"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=416304"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=416304"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}