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VDI Wissensforum GmbH - Land.Technik AgEng 2017

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VDI Wissensforum GmbH (Hrsg.)

Land.Technik AgEng 2017

Reihe: VDI-Berichte

Band 2300 2017

Treffer in den folgenden Teilen:

A. Bürger, S. Böttinger Driving comfort analysis of an agricultural tractor with the Hohenheim Tyre Model on complex tracks S. 263-272

„… vibrations – is increasingly targeted by legislation and vehicle manufacturers. To increase the efficiency …” „… of the development process, virtual methods based on the objective evaluation of vibration values …” „… standards such as the ISO 2631-1 standard for the evaluation of whole-body vibrations and the EU Delegated …”

R. Bumberger, W. Klinger, D. Botev Electric traction drive on a plough – More power for the driveline S. 23-30

„… 14.074 € 30.949 € The electrical transmission of the power to the fifth driving wheel …” „… is not an additional load to the tractor transmission and an increased motor boost in the plough …” „… service conditions and provides secure connection under vibration stress and excellent tightness against …”

P. Vervaet, M. Gandillet ‘2 in 1 tire’ technology to allow maximal efficiency of the transmission chain in both road and field usage S. 447-452

„… ‘2 in 1 tire’ technology to allow maximal efficiency of the transmission chain in both road and …” „… Abstract The tire and the tire/soil interaction play a major role in the efficiency of the transmission …” „… is a key component in the transmission chain between the engine and the soil. The main parameters to …”

Titelei/Inhaltsverzeichnis

„… Vehicle Dynamics J. Karner, Definition of a test method to evaluate vibrations acting on 255 C. Danner, a …” „… automatic calibration of tractor 291 G. Morandi, transmission control units G. Jacobs, A. Kramer K …” „… to allow maximal efficiency of the 447 M. Gandillet transmission chain in both road and field usage …”

S. Meyer, M. Liebich, P. Martella Counting seeds in air seeders zu Hoberge, S. 323-328

„… procedure was chosen for calibrating the transmission ratio of the metering unit. From an agricultural point …” „… tube. The soft component (2) of the multifunctional sensor housing absorbs forces and vibrations, and …”

doi.org/10.51202/9783181023006

VDI Wissensforum GmbH - Dritev – Drivetrain For Vehicles 2018

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VDI Wissensforum GmbH (Hrsg.)

Dritev – Drivetrain For Vehicles 2018

Reihe: VDI-Berichte

Band 2328 2018

Treffer in den folgenden Teilen:

A. Schmidt, H.-P. Fleischmann Enhancement of a dual clutch transmission kit – AUDI S tronic – Version for All-Wheel Drive, Increase of Torque and HV Electrification

„… mm length increase of the entire hybrid transmission. For example, the torsional vibration decoupling …” „… Enhancement of a Dual Clutch Transmission Kit – AUDI S tronic Version for All-Wheel Drive …” „… system design kit was defined at AUDI AG for a new generation of dual clutch transmissions in the …”

G. Bednarek, K. Geratz, H. Chariou The all-new 8-speed AT for the Opel Grandland X

„… launched in 2018 with new efficient 8-speed automatic transmissions in combination with one Gasoline and …” „… Aisin AW G-Series transmissions 8G30 and 8G45 in Opel vehicles. The transmissions, also used in Peugeot …” „… 8,20. They feature internal Electronic Transmission Range Selection (ETRS) including Park-by-Wire …”

M. Roßhuber, G. Schromm, K. Kranz The new BMW automatic transmission – Challenges in development

„… The new BMW automatic transmission Challenges in development Dipl.-Ing. (FH) Martin …” „… . Abstract In July 2018 BMW introduces the 3rd generation of the ZF 8HP automatic transmission in the …” „… longitudinal transmission architecture. A tight cluster of production starts in multiple vehicle derivatives …”

A. Viehmann, R. König, S. Rinderknecht Investigation of gear shifts in a parallel-series hybrid powertrain with dog clutches in a demonstrator vehicle (two-drive-transmission with range-extender, DE-REX)

„… Demonstrator Vehicle (Two-Drive-Transmission with Range-Extender, DE-REX) Performing mode changes using …” „… Schaltzeitreduktion und Schaltkomfortsteigerung gegeben. Abstract The „Two-Drive-Transmission with Range-Extender …” „… transmission with the drive shafts of the vehicle. Simulation based investigations have shown, that the …”

B. Arnold, B. Lecointre Shift simulator for shift feel and quality development of manual transmissions

„… Shift simulator for shift feel and quality development of manual transmissions Dipl.-Ing …” „… durch Vibrationen oder Akustik zu gewährleisten und eine schnelle Reaktionsgeschwindigkeit zu erreichen …” „… system requires state of the art technology to achieve minimal interference by vibrations and acoustics …”

B. Chamberlin, E. Gold HEV P2 module concepts for different transmission architectures clutch and e-motor options

„… motor is functionally placed between the ICE (internal combustion engine) and the transmission. An ICE …” „… details, please see Figure 1. HEV P2 Module Concepts for Different Transmission Architectures Clutch …” „… Transmission Systems, Germany VDI-Berichte Nr. 2328, 2018 441 Figure 1: common nomenclature for HEV e-motor …”

R. Buchberger, O. Grieshofer, K. Puchner, R. Sereinig System optimization of electric drives in terms of lightweight design, acoustics and efficiency by means of modern transmission simulation methods

„… by means of modern transmission simulation methods Dipl.-Ing. Reinhard Buchberger, Dipl.-Ing. Dr …” „… among the main conflicting engineering targets within developments of electric drive transmissions …” „… suitable to consider the transmission as a single sub-component. It has to be considered as a part of the …”

M. Kneißler, R. Welter, M. Baumann Entry hybridization of manual transmission drivetrains – A review of P0/P1 structures with an automated clutch

„… Entry Hybridization of Manual Transmission Drivetrains A review of P0/P1 structures with an …” „… transmission drivetrains will cover a significant portion of the worldwide drivetrain portfolio within the …” „… the vehicle emissions on all levels, suggests to apply hybrid technology to manual transmission …”

M. Bahne, U. Frey, G. Schlager Transmission technology contribution to CO2 roadmap – a benchmark

„… dioxide emissions. In selecting the best possible transmission technology, manufacturers increasingly …” „… need to consider not only the transmission’s own efficiency and flexibility, but also its …” „… efficiency levels and the influence of current conventional transmission technologies on carbon dioxide …”

R. Savelsberg, P. Griefnow, G. Birmes, A. Sehr Advanced powertrain functions of 48 V hybrid vehicles – Efficient powertrains does not exclude driving pleasure

„… base vehicle. The vehicle is equipped with a 7-speed dual clutch transmission and 2.0 litre turbo …” „… . The sketch (cp. Fig. 8) shows the original path of the belt with torsional vibration damper on the …” „… the torsional vibration damper (TVD) on the crankshaft, an idler, the BSG (SEG-Automotive BRM: Boost …”

M. Hofstetter, D. Lechleitner, M. Hirz, M. Gintzel, A. Schmidhofer Multi-objective gearbox design optimization for xEV-axle drives under consideration of package restrictions

„… ) have to be considered, e.g.: a) transmission ratio, b) (range of) offset between input- and output …” „… ; also favorable noise, vibration and harshness (NVH) behavior is a key design goal (although not yet …” „… transmission with integrated differential drive, which represents a common configuration (Fig. 2b …”

doi.org/10.51202/9783181023280

Martin Ralf Münster - Systematic Derivation of Objective Requirements on Vehicle Steering System

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Martin Ralf Münster

Systematic Derivation of Objective Requirements on Vehicle Steering System

Reihe: Verkehrstechnik/Fahrzeugtechnik

Band 819 2023

Treffer in den folgenden Teilen:

Bibliography S. 195-204

„… . “The Influence of Boundary Conditionson The Vibration Transmission Properties of Tires”. In: SAE …” „… Vibration 15.3 (1971), pp. 307–323.[117] Snowdon, J. C. Mechanical Four-Pole Parameters: Transmission …” „… MufflerTransmission Loss”. In: SAE Technical Paper 2003-01-1653 (2003).[127] Tchai, J. J. “Vibration Analysis of a …”

Resulting Subsystem Requirements S. 123-152

„… steering vibration, the above mentioned transfer impedance A122 andvelocity transmission-ratio A222 are the …” „… calculated velocity transmission-ratio (chart on bottom right of Fig. 6.5), which in turnis also a property …” „… other, i. e., varying velocity transmission-ratio A222 involvechanges of required transfer impedance A …”

Introduction S. 1-12

„… speaking, desiredsteering feedback can be quantified by the frequency-dependent transmission-ratio of tire …” „… transmission-ratio of tire force fluctuation tothe angular acceleration of the steering wheel, which is held softly …” „… dividedinto air-borne noise and structure-borne noise. Both types of vibration are generally perceivedas …”

Deriving Requirements on Subsystem Level S. 35-62

„… (3.64), will now be shortly discussed.At the motion-less steering rack, the force transmission-ratio of …” „… secondly, the velocity transmission-ratio at force-less oscillating steering wheel, which isA222 =v2v3∣∣∣∣F …” „… . (3.63): With fixed steering wheel, the force transmission-ratio corresponds toA112 =F2F3∣∣∣∣v3=0. (3.69 …”

Subsystem Analysis of the Front Axle S. 93-122

„… obvious from Eq. (5.25) that velocity transmission-ratio A221together with the steering-linkage geometry …” „… transmission-ratio A111 , whichare defined by Eqs. (3.65) and (3.66). These dynamic properties of an existing or …” „… transmission-ratio A111at all, which is comprehensible for the boundary condition v2 = 0 when determining A111 ,where …”

Subsystem Analysis of the Steering S. 63-92

„… thus assisting him. Is realized byelectric motor and a gear transmission.Figure 4.2 on the next page …” „… output force (F3) orinput force (F2), the proportional gain kp influences force transmission-ratio A112 …” „… various steering-wheel inertia are presented in [86]. There it is shown that velocity transmission-ratio A …”

Titelei/Inhaltsverzeichnis

„… – Vehicle Steering – Vehicle Design – Steering Design – Front Axle, – BMW AG – Steering Vibration – Robust …” „… Vibration . . . . . . . . . . . . . 353.1.1 Steering Vibration Limit for Steady-State Driving …” „… . . . . . . . . . . . 363.1.2 Steering Vibration Limit under Braking . . . . . . . . . . . . . . . . . 383.2 Substructuring …”

Requirement-Based Module Design Using Solution Spaces S. 153-188

„… transmission-impedance inour case. Clearly, the input table must contain at minimum all of those parameters, whichwill be …” „… satisfy the defined performance criteria (e. g., maximum vibration level) or not.By repetitive Monte Carlo …” „… reduction of vibration.However, together with the stiffer wave spring, low friction actually favors the …”

Substructuring the Vehicle Steering S. 13-34

„… , i. e., at global system level, the transmission path of mechanicalvibration starts at the tire’s …” „… involved subsystems, is applicable tothe problem of steering vibration.2.3 Frequency Based Substructuring …” „… translational DoFs,but in principle also applicable to torsional vibration problems [78]. Snowdon developed …”

doi.org/10.51202/9783186819123

VDI Wissensform GmbH - Drivetrain Solutions for Commercial Vehicles

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VDI Wissensform GmbH (Hrsg.)

Drivetrain Solutions for Commercial Vehicles

Reihe: VDI-Berichte

Band 2421 2023

Treffer in den folgenden Teilen:

J. Hohn, M. Fister, C. Spieker, A. Lemmer Optimisation of an unsynchronized transmission for commercial vehicles up to 7 tonnes S. 161-174

„… Optimisation of an unsynchronized transmission for commercial vehicles up to 7 tonnes Jan Hohn …” „… transmission concept that makes use of the high dynamics of the electrical machine for synchronisation. This …” „… project. On the one hand, the development of a two-speed transmission is intended to meet the challenges …”

B. Wunderlich Development of an heavy duty eAxle for worldwide application within Daimler Truck portfolio S. 175-180

„… , development of the transmission topology and description of the components. An overview of the functionality …” „… unsprang mass and lower vibration profile for eMotor and electronic control units (ECUs). On the other hand …” „… concepts such as eAxle provide the following benefits: An integration of transmission with eMotor and …”

G. Wiche Voith Central Drive Concept for HD Trucks S. 181-190

„… this drivetrain. In-stead of using a decentralized architecture (Inverter ECU, Transmission ECU, and …” „… E-Transmission. The EVO motor is available in two power categories, providing various power levels from 330 to …” „… components such as a 4-speed transmission and a hydrodynamic retarder as a further option. This makes the …”

M. Trahand Drivetrain architectures and vehicle integration: The evolution and advantages of in-wheel propulsion for heavy-duty commercial vehicles S. 123-134

„… 220V plug-in.  They don’t emit emissions when running.  The systems can function with less vibration …” „… inefficient. As power travels across the full transmission to the wheel, the power used to turn the wheels is …” „… architecture build on the classic double-frame rails. Space will be cleared without the transmission which can …”

doi.org/10.51202/9783181024218

VDI Wissensforum GmbH - Humanschwingungen 2020

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VDI Wissensforum GmbH (Hrsg.)

Humanschwingungen 2020

Reihe: VDI-Berichte

Band 2370 2020

Treffer in den folgenden Teilen:

M. Mirakhorlo, T. Irmak, R. Happee Simulating lateral postural stabilisation in dynamic cornering S. 75-84

„… . and M.J. Griffin, A review of the transmission of translational seat vibration to the head. Journal of …” „… , spring and damper in 1 Dimension) to predict the forces on a seat when vibration is applied in the …” „… transmissibility response of the applied vibrations to each modelled segment of the body. Multibody models have …”

I. Maciejewski, T. Krzyzynski Computer-aided approach to the design of vibration reduction systems – Methods and procedures for the optimal configuration of non-linear system behaviour S. 175-184

„… direction ( zyxi ,, ) of the vibration transmission has to be integrated twice over the time t because …” „… ., Griffin J., The transmission of vertical vibration through seats: Influence of the characteristics of the …” „… Computer-aided approach to the design of vibration reduction systems Methods and procedures …”

B. Jung Smart tractor powertrain control for improved ride comfort during large square baling operation S. 31-40

„… smart tractor power train control which can be used to reduce the vibration load on the operator during …” „… large square baling operation. The human’s exposure to whole-body vibrations is analyzed in greater …” „… tractor pitch oscillations during baling According to the EU directive 2002/44, whole body vibrations …”

T. Schröder, A. Lindenmann, S. Hehmann, M. Uhl, T. Gwosch, S. Matthiesen A Method of Determining the Separation Plane of a Knob-Shaped Measuring Handle for the Measurement of Hand-Arm-Impedances S. 131-140

„… within the scope of recording the vibration transmission behaviour of gloves [10]. Such a measuring …” „… hand-arm vibrations in knob-shaped handles. For this purpose, gripping force measurements were carried …” „… state of research are not suitable for determining hand-arm vibrations on knob-shaped handles. In …”

doi.org/10.51202/9783181023709

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