{"id":409162,"date":"2024-10-20T05:34:15","date_gmt":"2024-10-20T05:34:15","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-362-32022\/"},"modified":"2024-10-26T10:12:17","modified_gmt":"2024-10-26T10:12:17","slug":"bs-iso-362-32022","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-362-32022\/","title":{"rendered":"BS ISO 362-3:2022"},"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\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
4 Symbols and abbreviated terms <\/td>\n<\/tr>\n
12<\/td>\n5 Acceleration for vehicles of categories M1 and M2 having a maximum authorized mass not exceeding 3 500 kg, and of category N1
5.1 Applicability and conditions <\/td>\n<\/tr>\n
13<\/td>\n5.2 Calculation of acceleration
5.2.1 Calculation procedure for vehicles with manual transmission, automatic transmission, adaptive transmission, and continuously variable transmission (CVT) tested with locked gear ratios
5.2.2 Calculation procedure for vehicles with automatic transmission, adaptive transmission, and CVT tested with non-locked gear ratios
5.3 Calculation of the target acceleration
5.4 Calculation of the reference acceleration
5.5 Partial power factor, kP <\/td>\n<\/tr>\n
14<\/td>\n6 Instrumentation
6.1 Instruments for acoustical measurement
6.1.1 General
6.1.2 Calibration <\/td>\n<\/tr>\n
15<\/td>\n6.2 Conformity with requirements
6.3 Instrumentation for speed measurement
6.4 Meteorological instrumentation
7 Test room requirements
7.1 General <\/td>\n<\/tr>\n
16<\/td>\n7.2 Test room dimensions <\/td>\n<\/tr>\n
18<\/td>\n7.2.1 Test room dimensions for measurements where the length of the test track is greater than 20m <\/td>\n<\/tr>\n
19<\/td>\n7.3 Acoustical qualification of the room
7.3.1 General
7.3.2 Validation of free-field conditions of the microphone array <\/td>\n<\/tr>\n
22<\/td>\n7.3.3 Qualification procedure <\/td>\n<\/tr>\n
23<\/td>\n7.4 Condition of the floor
7.5 Cooling, ventilation, air temperature, exhaust gas management
7.6 Background noise <\/td>\n<\/tr>\n
24<\/td>\n8 Dynamometer requirements
8.1 Type of texture of the rollers
8.2 Diameter of the rollers
8.3 Reproducibility of the pass-by dynamics <\/td>\n<\/tr>\n
25<\/td>\n8.4 Single-axle or multi-axle operation
8.5 Noise emission limit under operating conditions produced by the dynamometer rollers
9 Test procedures
9.1 General
9.2 Microphone array \u2014 Hardware and software <\/td>\n<\/tr>\n
26<\/td>\n9.3 Vehicle fixing system
9.4 Conditions of the vehicle
9.4.1 General conditions
9.4.2 Test mass of the vehicle <\/td>\n<\/tr>\n
27<\/td>\n9.4.3 Tyre selection and tyre condition
9.4.4 Calculation of total engine power
9.4.5 Battery state of charge
9.4.6 Additional sound emitting devices
9.4.7 Vehicle cooling fans or cooling systems <\/td>\n<\/tr>\n
28<\/td>\n9.5 Operating conditions
9.5.1 Vehicles of categories M1, M2 having a maximum authorized mass not exceeding 3 500 kg, and N1 <\/td>\n<\/tr>\n
29<\/td>\n9.5.2 Vehicles of categories M2 having a maximum authorized mass exceeding 3 500 kg, M3, N2 and N3
9.6 Measurement readings and reported values
9.6.1 General <\/td>\n<\/tr>\n
30<\/td>\n9.6.2 Data compilation
9.6.3 Vehicles of categories M1 and M2 having a maximum authorized mass not exceeding 3 500 kg, and of category N1
9.6.4 Vehicles of categories M2 having a maximum authorized mass exceeding 3 500 kg, M3, N2, and N3
9.7 Measurement uncertainty <\/td>\n<\/tr>\n
31<\/td>\n10 Test methods and test report
10.1 General
10.2 Variant A
10.2.1 General <\/td>\n<\/tr>\n
32<\/td>\n10.2.2 Power train noise
10.2.3 Tyre\/road noise
10.2.4 Calculation of the total vehicle noise using variant A
10.3 Test report <\/td>\n<\/tr>\n
34<\/td>\nAnnex A (normative) Validation of method <\/td>\n<\/tr>\n
38<\/td>\nAnnex B (normative) Procedure for measurement, evaluation, and calculation of tyre\/road noise when using variant A <\/td>\n<\/tr>\n
55<\/td>\nAnnex C (informative) Procedure for description of tyre torque influence by an energetic model <\/td>\n<\/tr>\n
60<\/td>\nAnnex D (informative) Procedure for measurement, evaluation, and calculation of tyre\/road noise when using variant B <\/td>\n<\/tr>\n
62<\/td>\nAnnex E (informative) Measurement uncertainty \u2014 Framework for analysis according to ISO\/IEC Guide 98\u20113 <\/td>\n<\/tr>\n
70<\/td>\nAnnex F (informative) Room length deviation from recommendation <\/td>\n<\/tr>\n
72<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Acoustics. Measurement of noise emitted by accelerating road vehicles. Engineering method – Indoor testing M and N categories<\/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>\n74<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":409172,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[269,2641],"product_tag":[],"class_list":{"0":"post-409162","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\/409162","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\/409172"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=409162"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=409162"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=409162"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}