{"id":439897,"date":"2024-10-20T08:11:45","date_gmt":"2024-10-20T08:11:45","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-51282023\/"},"modified":"2024-10-26T15:20:00","modified_gmt":"2024-10-26T15:20:00","slug":"bs-iso-51282023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-51282023\/","title":{"rendered":"BS ISO 5128:2023"},"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
2<\/td>\nNational foreword <\/td>\n<\/tr>\n
7<\/td>\nForeword <\/td>\n<\/tr>\n
8<\/td>\nIntroduction <\/td>\n<\/tr>\n
9<\/td>\n1 Scope
2 Normative references <\/td>\n<\/tr>\n
10<\/td>\n3 Terms and definitions <\/td>\n<\/tr>\n
12<\/td>\n4 Tables of symbols and abbreviated terms <\/td>\n<\/tr>\n
14<\/td>\n5 Test equipment
5.1 Instrumentation for acoustic measurement
5.1.1 General
5.1.2 Calibration
5.1.3 Conformity with requirements <\/td>\n<\/tr>\n
15<\/td>\n5.2 Instrumentation for vehicle speed and rotational engine speed measurements
5.2.1 Vehicle speed
5.2.2 Rotational engine speed (if applicable)
5.3 Meteorological instrumentation
5.3.1 General
6 Test facility
6.1 Outdoor test site <\/td>\n<\/tr>\n
16<\/td>\n6.1.1 Test track surface properties
6.2 Meteorological conditions
6.2.1 General
6.2.2 Air temperature
6.2.3 Wind
6.2.4 Humidity
6.3 Background noise
7 Vehicle conditions
7.1 General <\/td>\n<\/tr>\n
17<\/td>\n7.2 Battery state of charge
7.2.1 Active sound systems
7.3 Multi-mode operation
7.4 Tyre conditions <\/td>\n<\/tr>\n
18<\/td>\n7.5 Loading of the vehicle <\/td>\n<\/tr>\n
19<\/td>\n7.6 Openings, windows and auxiliaries
7.7 Seat adjustment
7.8 Squeak and Rattle (test equipment)
8 Test procedure
8.1 Microphone positions
8.1.1 General <\/td>\n<\/tr>\n
20<\/td>\n8.1.2 Single microphone
8.1.3 Related to seats
8.1.4 Related to standing locations <\/td>\n<\/tr>\n
21<\/td>\n8.1.5 Related to sleeping-berths
8.2 Test cycles
8.3 Vehicle operating conditions
8.3.1 General
8.3.2 Acceleration and deceleration tests <\/td>\n<\/tr>\n
23<\/td>\n8.3.3 Steady speed test
8.3.4 Standstill condition <\/td>\n<\/tr>\n
24<\/td>\n8.4 Measurement readings and data processing
8.4.1 General
8.4.2 Measurement readings for measurements in motion <\/td>\n<\/tr>\n
25<\/td>\n8.4.3 Measurement readings and data processing for the standstill condition
8.5 Cycle related calculations
8.5.1 Cycle specific representative sound pressure levels <\/td>\n<\/tr>\n
26<\/td>\n8.5.2 Cycle combines representative sound pressure levels
8.5.3 Exposure normalization <\/td>\n<\/tr>\n
27<\/td>\n8.6 Final result
8.7 Test report <\/td>\n<\/tr>\n
28<\/td>\n9 Measurement uncertainty <\/td>\n<\/tr>\n
30<\/td>\nAnnex A (normative) Specification on test track properties and performances <\/td>\n<\/tr>\n
32<\/td>\nAnnex B (informative) <\/td>\n<\/tr>\n
34<\/td>\nAnnex C (informative) Considerations on the precision of this standard <\/td>\n<\/tr>\n
40<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Acoustics. Measurement of interior vehicle noise<\/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>\n42<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":439906,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[269,2641],"product_tag":[],"class_list":{"0":"post-439897","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-17-140-30","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\/439897","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\/439906"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=439897"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=439897"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=439897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}