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Position: Chinese Standard in English/GB/T 24347-2021
GB/T 24347-2021   DC/DC converter for electric vehicles (English Version)
Standard No.: GB/T 24347-2021 Status:valid remind me the status change

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Language:English File Format:PDF
Word Count: 10000 words Price(USD):300.0 remind me the price change

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Implemented on:2022-3-1 Delivery: via email in 1 business day
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Standard No.: GB/T 24347-2021
English Name: DC/DC converter for electric vehicles
Chinese Name: 电动汽车DC/DC变换器
Chinese Classification: T47    New energy vehicle and other automobiles
Professional Classification: GB    National Standard
ICS Classification: 43.080.01 43.080.01    Commercial vehicles in general 43.080.01
Issued by: SAMR, SAC
Issued on: 2021-08-20
Implemented on: 2022-3-1
Status: valid
Superseding:GB/T 24347-2009 The DC/DC converter for electric vehicles
Language: English
File Format: PDF
Word Count: 10000 words
Price(USD): 300.0
Delivery: via email in 1 business day
GB/T 24347-2021 DC/DC converter for electric vehicles English DC/DC converter for electric vehicles 1 Scope This document specifies the technical requirements and test methods of DC/DC converter for electric vehicles. This document is applicable to DC/DC converter for electric vehicles, for other circuits with DC/DC conversion function, this document may be referred. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 18655-2018 Vehicles boats and internal combustion engines—Radio disturbance characteristics—Limits and methods of measurement for the protection of on-board receivers GB/T 19596 Terminology of electric vehicles GB/T 19951 Road vehicles—Disturbance test methods for electrical/electronic component from electrostatic discharge GB/T 28046.3-2011 Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 3: Mechanical loads GB/T 28046.4-2011 Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 4: Climatic loads GB/T 29259 Road vehicle—Electromagnetic compatibility terminology ISO 7637-2: 2011 Road vehicles—Electrical disturbances from conduction and coupling—Part 2: Electrical transient conduction along supply lines only ISO 7637-3: 2016 Road vehicles—Electrical disturbances from conduction and coupling Part 3: Electrical transient transmission by capacitive and inductive coupling via lines other than supply lines ISO 11452 2 Road vehicles—Component test methods for electrical disturbances from narrowband radiated electromagnetic energy—Part 2: Absorber lined shielded enclosure ISO 11452-4 Road vehicles—Component test methods for electrical disturbances from narrowband radiated electromagnetic energy—Part 4: Harness excitation methods ISO 11452-8: 2015 Road vehicles—Component test methods for electrical disturbances from narrowband radiated electromagnetic energy—Part 8: Immunity to magnetic fields 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 19596 and GB/T 29259 and the following apply. 3.1 DC/DC converter device capable of converting electric energy of one DC voltage value into electric energy of another DC voltage value [Source: GB/T 19596-2017, 3.2.4.1, modified] 3.2 overshoot and response time overshoot refers to the ratio (%) for the maximum deviation of the transient value from the steady-state value to the steady-state value in the process of the controlled value of the DC/DC converter from the change time to the recovery within the control error range when the input or output changes; response time refers to the time when the controlled quantity reaches and remains the allowable deviation range if the input or output changes Note: The schematic diagram for overshoot and response time is shown in Figure 1. ... ... Figure 1 Schematic diagram for overshoot and response time 3.3 quiescent current current of low-voltage battery consumed by DC/DC converter in sleep status 3.4 weighted efficiency weighted average of each efficiency of the load spectrum corresponding to the DC/DC converter  3.5 DC/DC for high voltage output DC/DC converter with a rated output voltage level greater than 60V and less than 1,500V 3.6 DC/DC for low voltage output DC/DC converter with a rated output voltage level not greater than 60V 3.7 ripple factor ratio of the half of the difference between the peak value and the valley value of the pulsating DC power to the absolute value of its direct current component [Source: GB/T 19826-2014, 3.8] 4 Technical requirements 4.1 Appearance requirements
Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Technical requirements 4.1 Appearance requirements 4.2 Input-output characteristics 4.3 Protection function 4.4 Environmental adaptability 4.5 Electromagnetic compatibility 4.6 Electrical safety 5 Test methods 5.1 Test requirements 5.2 Appearance test 5.3 Input-output characteristics test 5.4 Protection function test 5.5 Environmental adaptability test 5.6 Electromagnetic compatibility test 5.7 Electrical safety test Bibliography
Referred in GB/T 24347-2021:
*GB/T 18655-2018 Vehicles,boats and internal combustion engines-Radio disturbance characteristics-Limits and methods of measurement for the protection of on-board receivers
*GB/T 19596-2017 Terminology of electric vehicles
*GB/T 19951-2019 Road vehicles—Disturbances test methods for electrical/electronic component from electrostatic discharge
*GB/T 28046.3-2011 Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 3:Mechanical loads
*GB/T 28046.4-2011 Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 4:Climatic loads
*GB/T 29259-2012 Road vehicle—Electromagnetic compatibility terminology
*GB 4706.1-2005 Household and Similar Electrical Appliances – Safety - Part 1: General Requirements
*FZ/T 73020-2012 Knitted Casual Wear
*FZ/T 73020-2019 Knitted casual wear
*GB 4806.7-2016 National Food Safety Standard - Food Contact Plastic Materials and Articles
*FZ/T 81008-2011 Jackets
*GB 18401-2003 National General Safety Technical Code for Textile Products
*GB 18401-2010 National general safety technical code for textile products
*QB/T 1333-2010/XG1-2014 Handbag and knapsack,including Amendment 1
*QB/T 1333-2018 Handbag and Knapsack
*FZ/T 73025-2013 Knitted garment and adornment for infant
*FZ/T 73018-2021 Wool knitting goods
GB/T 24347-2021 is referred in:
*GB/T 20368-2006 Production, storage and handling of liquefied natural gas (LNG)
Code of China
Standard
GB/T 24347-2021  DC/DC converter for electric vehicles (English Version)
Standard No.GB/T 24347-2021
Statusvalid
LanguageEnglish
File FormatPDF
Word Count10000 words
Price(USD)300.0
Implemented on2022-3-1
Deliveryvia email in 1 business day
Detail of GB/T 24347-2021
Standard No.
GB/T 24347-2021
English Name
DC/DC converter for electric vehicles
Chinese Name
电动汽车DC/DC变换器
Chinese Classification
T47
Professional Classification
GB
ICS Classification
Issued by
SAMR, SAC
Issued on
2021-08-20
Implemented on
2022-3-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
GB/T 24347-2009 The DC/DC converter for electric vehicles
Language
English
File Format
PDF
Word Count
10000 words
Price(USD)
300.0
Keywords
GB/T 24347-2021, GB 24347-2021, GBT 24347-2021, GB/T24347-2021, GB/T 24347, GB/T24347, GB24347-2021, GB 24347, GB24347, GBT24347-2021, GBT 24347, GBT24347
Introduction of GB/T 24347-2021
GB/T 24347-2021 DC/DC converter for electric vehicles English DC/DC converter for electric vehicles 1 Scope This document specifies the technical requirements and test methods of DC/DC converter for electric vehicles. This document is applicable to DC/DC converter for electric vehicles, for other circuits with DC/DC conversion function, this document may be referred. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 18655-2018 Vehicles boats and internal combustion engines—Radio disturbance characteristics—Limits and methods of measurement for the protection of on-board receivers GB/T 19596 Terminology of electric vehicles GB/T 19951 Road vehicles—Disturbance test methods for electrical/electronic component from electrostatic discharge GB/T 28046.3-2011 Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 3: Mechanical loads GB/T 28046.4-2011 Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 4: Climatic loads GB/T 29259 Road vehicle—Electromagnetic compatibility terminology ISO 7637-2: 2011 Road vehicles—Electrical disturbances from conduction and coupling—Part 2: Electrical transient conduction along supply lines only ISO 7637-3: 2016 Road vehicles—Electrical disturbances from conduction and coupling Part 3: Electrical transient transmission by capacitive and inductive coupling via lines other than supply lines ISO 11452 2 Road vehicles—Component test methods for electrical disturbances from narrowband radiated electromagnetic energy—Part 2: Absorber lined shielded enclosure ISO 11452-4 Road vehicles—Component test methods for electrical disturbances from narrowband radiated electromagnetic energy—Part 4: Harness excitation methods ISO 11452-8: 2015 Road vehicles—Component test methods for electrical disturbances from narrowband radiated electromagnetic energy—Part 8: Immunity to magnetic fields 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 19596 and GB/T 29259 and the following apply. 3.1 DC/DC converter device capable of converting electric energy of one DC voltage value into electric energy of another DC voltage value [Source: GB/T 19596-2017, 3.2.4.1, modified] 3.2 overshoot and response time overshoot refers to the ratio (%) for the maximum deviation of the transient value from the steady-state value to the steady-state value in the process of the controlled value of the DC/DC converter from the change time to the recovery within the control error range when the input or output changes; response time refers to the time when the controlled quantity reaches and remains the allowable deviation range if the input or output changes Note: The schematic diagram for overshoot and response time is shown in Figure 1. ... ... Figure 1 Schematic diagram for overshoot and response time 3.3 quiescent current current of low-voltage battery consumed by DC/DC converter in sleep status 3.4 weighted efficiency weighted average of each efficiency of the load spectrum corresponding to the DC/DC converter  3.5 DC/DC for high voltage output DC/DC converter with a rated output voltage level greater than 60V and less than 1,500V 3.6 DC/DC for low voltage output DC/DC converter with a rated output voltage level not greater than 60V 3.7 ripple factor ratio of the half of the difference between the peak value and the valley value of the pulsating DC power to the absolute value of its direct current component [Source: GB/T 19826-2014, 3.8] 4 Technical requirements 4.1 Appearance requirements
Contents of GB/T 24347-2021
Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Technical requirements 4.1 Appearance requirements 4.2 Input-output characteristics 4.3 Protection function 4.4 Environmental adaptability 4.5 Electromagnetic compatibility 4.6 Electrical safety 5 Test methods 5.1 Test requirements 5.2 Appearance test 5.3 Input-output characteristics test 5.4 Protection function test 5.5 Environmental adaptability test 5.6 Electromagnetic compatibility test 5.7 Electrical safety test Bibliography
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