Calculation of the Transmission Ratio of 9HP Nine Speed Automatic Transmission

Taking a 9 speed automatic transmission (9 AT) of ZF company as study object,it is composed of four planetary gearsets and 6 shift elements. The transmission line of 9 speed automatic transmission is analyzed. The motion equation of each planetary gearset is established. The constraint conditions ar...

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Main Authors: Zhan Changshu, Yan Qiuhan
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2018-01-01
Series:Jixie chuandong
Subjects:
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2018.11.031
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author Zhan Changshu
Yan Qiuhan
author_facet Zhan Changshu
Yan Qiuhan
author_sort Zhan Changshu
collection DOAJ
description Taking a 9 speed automatic transmission (9 AT) of ZF company as study object,it is composed of four planetary gearsets and 6 shift elements. The transmission line of 9 speed automatic transmission is analyzed. The motion equation of each planetary gearset is established. The constraint conditions are built by using the action sequence of shift element. By simultaneous motion equations,the transmission ratio formula of each gear is calculated. The correctness of the formula is verified with the distribution of the transmission ratio of each gearset.
format Article
id doaj-art-10e70411a2e041b0abfc10b347ea6a01
institution Kabale University
issn 1004-2539
language zho
publishDate 2018-01-01
publisher Editorial Office of Journal of Mechanical Transmission
record_format Article
series Jixie chuandong
spelling doaj-art-10e70411a2e041b0abfc10b347ea6a012025-01-10T14:39:50ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392018-01-014216416729939437Calculation of the Transmission Ratio of 9HP Nine Speed Automatic TransmissionZhan ChangshuYan QiuhanTaking a 9 speed automatic transmission (9 AT) of ZF company as study object,it is composed of four planetary gearsets and 6 shift elements. The transmission line of 9 speed automatic transmission is analyzed. The motion equation of each planetary gearset is established. The constraint conditions are built by using the action sequence of shift element. By simultaneous motion equations,the transmission ratio formula of each gear is calculated. The correctness of the formula is verified with the distribution of the transmission ratio of each gearset.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2018.11.0319 speed automatic transmissionPlanetary gearMotion equationTransmission ratio
spellingShingle Zhan Changshu
Yan Qiuhan
Calculation of the Transmission Ratio of 9HP Nine Speed Automatic Transmission
Jixie chuandong
9 speed automatic transmission
Planetary gear
Motion equation
Transmission ratio
title Calculation of the Transmission Ratio of 9HP Nine Speed Automatic Transmission
title_full Calculation of the Transmission Ratio of 9HP Nine Speed Automatic Transmission
title_fullStr Calculation of the Transmission Ratio of 9HP Nine Speed Automatic Transmission
title_full_unstemmed Calculation of the Transmission Ratio of 9HP Nine Speed Automatic Transmission
title_short Calculation of the Transmission Ratio of 9HP Nine Speed Automatic Transmission
title_sort calculation of the transmission ratio of 9hp nine speed automatic transmission
topic 9 speed automatic transmission
Planetary gear
Motion equation
Transmission ratio
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2018.11.031
work_keys_str_mv AT zhanchangshu calculationofthetransmissionratioof9hpninespeedautomatictransmission
AT yanqiuhan calculationofthetransmissionratioof9hpninespeedautomatictransmission