Conference

CVT in automotive applications

Please note, that this event takes place in English.

In case you prefer the german version of this site, click here.

  • Use this unique global expert conference on the topic of CVT in vehicles to gain an overview of relevant current developments.
  • Communicate with the leading industry experts from Asia, USA and Europe and expand your international network.
  • Benefit from the extraordinarily high expert level of the conference talks.
VDI conference “CVT in automotive applications” | VDI Wissensforum

The international VDI conference “CVT in automotive applications” is a unique global specialist conference that is dedicated solely to the topic of CVT in vehicles. Here, leading industry experts present the latest technical developments in the field of CVT. Learn about the approaches favoured in the Asian and American markets and find out why CVT is being discussed more intensely in terms of the electrification of powertrains.

Free of charge whitepaper download

Development of New Torque Converter Lockup Control for New Generation of Infiniti QX50
Author: Yasuhiro Endo, JATCO Ltd, Atsugi, Japan

Download now

Enabler for a better efficiency

The VDI conference “CVT in automotive applications” will give you an overview of the current technical developments that can improve the opportunities of a CVT. The focus will be on the mechanical type of CVT as well all kind of electrified types. Discuss the following topics with leading representatives of OEMs and supplier companies:

  • The future role of CVT for the next decade
  • Influences of International Regulations
  • Current technical design of an efficient CVT
  • New actuation concepts to further improve efficiency
  • Potentials for the optimization of the variator
  • Tribology – Concepts for improving the coefficient of friction
  • CVT in hybrid concepts P0 –P4
  • Future concepts for eCVTs, IVTs and DH-CVTs
  • Simulation and testing in the engineering process
  • Alternative Continuous Variable Concepts for automotive applications

Download Program PDF

Monday, March 18, 2019 - Excursion

14:00 - 17:00

Plant Tour - Limited Places: separate registration required! Plant tour at Schaeffler in Bühl - Visit the production of pulley sets

Tuesday, March 19, 2019 - 1st day

07:30

Registration & welcome coffee

08:15

Welcome and opening address

08:30

 Evolution of CVTs and Technologies realizing them - 20 years History of NISSAN CVTs and Future

  • CVT evolution and T/M efficiency
  • Measurement technology
  • Transient condition and ultra-high accuracy

Yoshikazu Ota, B.Sc., Development Manager, R&D, Powertrain and EV Advanced Engineering Department, co-author: Dr. Ryozo Hiraku, both Nissan Motor Co., Ltd., Japan

09:10

 CVT Challenges in the Electrification Age

  • Role of the transmission even as powertrain electrification proceeds
  • Changes in transmission requirements due to the decrease in the drive ratio
  • Enhancement of CVT performance to the highest possible levels for electric drive

Kiyonari Yamamoto, Vice President R&D, Jatco Ltd, Japan

09:50

Networking & coffee break

10:20

Global CO2 Regulation Outlook and its Impact on Powertrain and Electrification Opportunities

  • 2025 CO2 compliance forecast of Europe, China and US market
  • Technology options and electrification enablers on credit mandate in key markets enabling CO2 target achievement for car manufacturer
  • Regulatory economics: Cost to Comply, WLTP, RDE, Taxation, NEV Mandate, Battery production, Brexit, Trade etc.

Vijay Subramanian, Director - EMEA  Powertrain forecasting and CO2 Compliance, Automotive Department, IHS Markit, United Kingdom

11:00

Calibration Variations: Market depending Driving Stategies for CVT

  • CVT driving strategy variations and market depending acceptance enablers
  • Optimilization of CVT‘s large spread in driving startegy approach

Dipl.-Ing Ralph Fleuren, Product Manager, FEV Europe GmbH, Germany

11:40

GM‘s New CVT for Passenger Vehicle Applications

  • Variator System Development
  • Binary Pump Development and integrated Auxiliary Pump
  • Protection for Critical Maneuvers

John R. Maten, M.Sc., Assistant Chief Engineer, Automatic Transmissions, GM Global Propulsion Systems - Retired, USA

11:20

Lunch

13:45

Twin-Drive Oil Pump - Mechanisms to increase CVT Power Density in Automotive Applications
Oscar Sarmiento, Head of Engineering Japan, Global Head Advanced Development Systems & Innovation, BU Transmission, Powertrain, Continental, Japan

14:25

The Pushbelt, designed for Chang

  • A new generation single and double loopset belts
  • Developments in efficiency, torque capacity, size and weight
  • Supporting process developments

Ir. Francis van der Sluis, Senior Expert, Advanced Engineering, co-author: Ir. Pim Spiekermann,both Bosch Transmission Technology B.V., The Netherlands

15:05

How the CVT Chain meets the Requirements of the future Market

  • Deep understanding of load by simulation
  • Effect of pulley angle on load and required space
  • Compact variator with very narrow chain (19 mm width)

Dipl. Ing. André Teubert, Development CVT / Senior Manager CVT Design,  LuK GmbH & Co. KG, Germany

15:45

Networking & coffee break

16:15

Contribution Ratio of compressive Forces on Rocker Pins for Chain Belt of continuously variable Transmission at Steady State

  • Clarification of mechanism of belt behaviour for chain type CVT
  • Measurement of compressive force on rocker pins
  • Behaviour of chain belt in pulley groove
  • Contribution ratio of compressive force on two rocker pins

Shun Hattori, Department of Mechanical Engineering, co-authors: Professor Kazuya Okubo, Kiyotaka Obunai, Associate professor, all Doshisha University, Japan

16:55

CVT fluids developments: Past 20 years and Future

  • Metal to metal friction
  • Low viscosity
  • Electrification

Dr. Yasuhiro Murakami, Senior Global OEM Relationship Manager, Afton
Chemical Japan Corporation, Japan co-authors:
Makoto Maeda, Yoshie Arakawa, Jatco LTD, Dr. Ramnath Iyer, Afton
Chemical Corporation

17:35

Development of Chain type CVT Fluid

  • Design concept and compatibility with seizure resistance and friction property
  • Mechanism of high friction coefficient expression
  • NVH measurement method

Toshiaki Iwai, Team Leader, Drive Train Lubricants Group, Lubricants Research Laboratory, co-author: Keiich Narita, PhD, both Idemitsu Kosan Co., Ltd., Japan

18:15

End of conference day one

19:00

Get-together
At the end of the first conference day we kindly invite you to use the relaxed and informal atmosphere for in-depth conversations with other participants and speakers.

Wednesday, March 20, 2019 - 2nd day

08:30

Opening of conference day two

08:35

CVT close to a turning Point?

  • Electrification trend sets CVT market under pressure, analyzing the impact
  • Concept comparison of E-CVT and CVT-Hybrid
  • Prepare CVT for the electrified drivelines architectures

Dipl.-Ing. (FH) Holger Ubben, Vice President Product Line CVT, LuK GmbH & Co. KG, Germany

09:15

Dedicated Hybrid CVT Variator

  • Design concept and presentation
  • Pushbelt variator for dedicated hybrids
  • Direct pressure control

Ing. Mattijs Tweehuysen, Project Manager, R & D, Engineering Transmission services, Bosch Transmission technology B.V., The Netherlands

09:55

Ford’s New HF45 Power-Split Transaxle

  • Design of a new FWD eCVT transmission
  • Sub-sysytems & components of this new eCVT transmission
  • Attributes of this eCVT trans

Gregory Gardner, Chief engineer of Transmission & Driveline Engineering, Ford Motor Company, USA

10:35

Networking & coffee break

11:00

Variable Drive EV: Comfort Solution for full electric Vehicles

  • Downsizing potential of the electrical machine
  • Key technologies in Continously Variable Driveline for EV
  • System comparison between Variable Drivelines (CVTs) for EV and 1- and 2-speed transmissions

Ingmar Hupkes, M.Sc., Project Leader, Engineering Transmissions, Bosch Transmission Technology B.V., The Netherlands

11:40

Chain CVT Highlights for new energy Vehicles

  • Implementation of a CVT into an E-axle
  • Impact of a CVT-based E-axle on the electric drive system
  • Comparison of single speed and CVT-based E-Axle

Dr. Christian Lauinger, Advanced Development CVT / Senior Manager, co-authors: Dipl.-Ing. (FH) Bernhard Walter, Dipl.-Ing. Emmanuel Simon, Marcel Adrian, M.Sc., all LuK GmbH & Co. KG, Germany


 

12:20

Lunch

14:00

Advanced Simulation Approach for dynamic Behavior of  Chain Type CVT

  • Dynamic analysis for chain type CVT
  • Introducing new contact algorithm between chain and pulley
  • Applying new method in design stage of CVT development

Youngsu Lee, Senior Research Engineer, Engineering Analysis Technology Development Center, co-authors: Changhyun Kim, both JATCO Korea Engineering Corp.,  Dr. Chulho Lee, VirtualMotion, Inc,all: Korea

14:40

Smart Validation of a CVT Simulation Model

  • Systematic validation of a CVT simulation model at component level with an adapted CVT system tribometer
  • Derivation of suitable test runs in order to cover typical sliping stectrum
  • Future goals for CVT development: increasing system safety and energy efficiency for electrified and autonomous driving application

Dipl. Ing. Katharina Bause, Head of Research Department of Drive Systems, Clutches and Tribology Systems, co-authors: Dipl.-Ing. Sascha Ott, Univ.-Prof. Dr.-Ing. Dr.h.c. Albert Albers, all IPEK - Institute of Product Engineering, KIT - Karlsruhe Institute of Technology, Germany

15:20

Methodology of Pulley Surface Wear Prediction of  Chain Type CV

  • Estimated pulley surface wear by the formulae
  • Evaluation of dynamic behavior in CVT by integration analysis of FEM  and multi body dynamics
  • Measurement of pulley surface wear before and after test Yoshiyuki Yomogida, Engineer, CAE Department, co-authors:

Yuusaku Ishii, Hiroko Aoki, Shougo Ookawara, all Subaru Corporation, Japan

16:00

Conclusion & closing remarks

16:15

End of the conference

International panel of experts supporting with specialist skills

In order to offer the international CVT community a first-class information platform, an international panel of experts has been put together to support the program creation and, importantly, guarantee this event’s quality.

  • Prof. Dr.-Ing. Dr. h.c. Albert Albers, KIT
  • Andreas Englisch, LuK
  • Hong Jiang, Ford 
  • John R. Maten, General Motors
  • Dr. Yasuhiro Murakami, Afton Chemical
  • Shigeo Murata, Nissan
  • Tatsuya Osone, Jatco
  • Takashi Shibayama, Shin Nippon Tokki
  • Han-Hein Spit, Bosch Transmission

Exclusive factory tour

As a participant, you can experience the production of CVT components live during a factory tour a tLuK, Bühl, Germany, and find out about the production steps in which the different components are created.

Who should take part?

The VDI conference “CVT in automotive applications” is aimed at experts and managers who deal with variable transmission in vehicles and work in the following areas:

  • CVT development
  • Powertrain research and development
  • Transmission development
  • Development of electrified and hybrid transmission
  • Gearbox production
  • Marketing and sales

Evening event included

You are cordially invited to attend a cosy get-together in Baden-Baden in the evening of the first day of the conference. In a relaxed atmosphere, you can exchange experience with colleagues and speakers, establish new international contacts and maintain your network.

Book now

Would you like to know what current developments in the field of CVT are relevant to your business, and benefit from the experience of leading international companies? Then book your ticket for the VDI specialist conference “CVT in automotive applications” now.

Advisory Board

 Albert AlbersUniv.-Prof. Dr.-Ing. Dr. h.c. Albert Albers Karlsruher Institut für Technologie (KIT) IPEK-Institut für Produktentwicklung / Karlsruhe

 Andreas EnglischDipl.-Ing. Dipl.-Wirtsch.-Ing. Andreas Englisch LuK GmbH & Co KG / Bühl

 Hong Jiang Hong Jiang Ford Motor Company / Dearborn

 John R. Maten John R. Maten GM Global Propulsion Systems - Pontiac / Pontiac

 Yasuhiro MurakamiDr. Yasuhiro Murakami Afton Chemical Japan Corporation / Hirakawacho, Chiyoda-ku

 Shigeo Murata Shigeo Murata Nissan Motor Co. Ltd. / Atsugi-shi Kanagawa

 Tatsuya Osone Tatsuya Osone JATCO Ltd. / Atsugi City Kanagawa

 Takashi Shibayama Takashi Shibayama SHIN NIPPON TOKKI CO. LTD Hamamatsu Technological Industrial Park / Hamamatsu-City

 Han-Hein Spit Han-Hein Spit Bosch Transmission Technology B.V. / Tilburg

Eventnumber: 01KO923

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+49(0)2116214-154
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Exhibitor

  • Bosch Transmission Technology B.V.
  • Continental AG
  • Schaeffler Technologies AG & Co. KG

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