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VDI Wissensforum GmbH - LAND.TECHNIK 2020

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VDI Wissensforum GmbH (ed.)

LAND.TECHNIK 2020

Series: VDI-Berichte

Volume 2374 2020

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M. Pußack, I. Stasewitsch, L. Frerichs Investigations of a cutter bar operated in resonance mode with an electric direct drive S. 151-156

„… Investigations of a cutter bar operated in resonance mode with an electric direct drive M.Sc …” „… the cutter bar with an electric direct drive has become a viable approach to this function. Another …” „… aim of the project is to get to know the limits of the linear electric direct drives possible today …”

R. Schmetz Energy analyses of different advanced drive systems for agricultural machinery S. 315-322

„… cases is made up of the direct energy requirement for the drive systems and an indirect energy …” „… Energy analyses of different advanced drive systems for agricultural machinery Prof. Dr.-Ing …” „… , massive technological changes are taking place in drive systems for agricultural machinery. On the one …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… resonance mode with an electric direct drive � � � � � 151 M. Pußack, I. Stasewitsch, L. Frerichs …” „… powertrain – Ground drive transmission for a commercial vehicle …” „… tillage with smart machinery – Electric-driven, sensor-controlled soil tillage …”

D. Cook, J. Viramontes ROS2 for Autonomous Agriculture Applications S. 103-130

„… moving at a fast pace driven by the market needs for increased agricultural production and efficiencies …” „… and evolving technologies that make these solutions possible. The market needs are driven from a …” „… machine controls systems, which has been driven from a need to meet practical and business needs for …”

S. Mercati, A. Bertoli, C. Ognibene Next generation hybrid-electric power steering systems for agriculture machines S. 451-XIV

„… zero in both forward and reverse manoeuvres due to the customizable direct action of the brushless …” „… combination of the DPS and the STiQ, the DPSiQ provides a parametric synthetic boost curve to the driver and …” „… the direct control of the DPS brushless motor. The DPSiQ is also improving the straight ahead driving …”

A. Roth, C. Puls Development of a 3-speed gearbox in electric powertrain – Ground drive transmission for a commercial vehicle S. 23-30

„… Development of a 3-speed gearbox in electric powertrain Ground drive transmission for a …” „… powered commercial vehicle with a maximum permissible weight of 44 t. With this drive system the vehicle …” „… to put the drive system into operation within 8 months. Specification The vehicle is based on an …”

S. Tanner Experience gained in developing Autonomous Robots using AI and spot spraying to weed open field crops S. 213-222

„… in terms of image dynamic range due to high illumination differences between direct sunlight and …” „… . Natural illumination poses also the challenge of colorimetry stability between direct sunlight and …” „… itself. The whole process is almost transparent to the designer, who has no direct access to an explicit …”

C. Högemeier, C. Bußmann, R. Middelberg, P.-E. Dziadek Integration of a crop moisture sensor in a combine harvester in order to improve the automatic machine adjustment S. 187-194

„… the driver can estimate the crop moisture and the straw condition in every single situation. The …” „… moisture sensor inside a combine harvester is to assist the driver to estimate and adjust the machine …” „… settings according to the actual crop conditions. The system relieves the driver from looking after …”

S. Jordan, D. O’Rourke, L. Avery, J. Almond 3D Colour vision for machine automation and safety – AI Sensor Fusion S. 345-352

„… instance autonomous driving of orchard tractors, automated picking and driver assistance for large machines …” „… as direct sunlight can blind them. For safety critical applications this would not be acceptable – a …” „… fact that most automotive OEM’s sell their product worldwide means that research into advanced driver …”

B. Feld Mikkelsen, R. Besana Test as a way to implement robots in agriculture S. 131-134

„… friendliness. This test has a direct outcome for the robot’s producer, as they can receive feedbacks on the …” „… this reason it is important to include new generations in the process, so that they can drive us …”

H. Wanta, M. Holovac, S. Lorenz, J. Krzywinski Evaluation of Human-Machine Interactions with Autonomous Agricultural Systems through Cyber-physical Prototypes S. 245-266

„… implementation took place via direct data porting into the 3D visualization software Autodesk VRED. In this way …” „… a new generation through play. The inclusion of users, especially in highly technology-driven …”

doi.org/10.51202/9783181023747

VDI Wissensforum GmbH - Testen und Validieren elektrischer Antriebsstränge

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VDI Wissensforum GmbH (ed.)

Testen und Validieren elektrischer Antriebsstränge

Series: VDI-Berichte

Volume 2412 2023

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A. J. Wimmer, T. Pletzer Testen bei hohen Drehzahlen und höchsten Leistungen: Herausforderungen und Lösungen – Innovative Prüfstandsaufbauten und Nachrüstlösungen für bestehende Systeme S. 1-18

„… expanding and, hence, restricting the high-speed gearbox (or direct drive) the required torques and power …” „… graphs of direct drive are depicted in black, the graphs in high-speed gear shift are gray. VDI-Berichte …” „… . A comparable direct drive (as in Fig. 8) delivers its full power only over half the speed. That …”

F. Duchi, M. Ivarson, B. Wultsch Novel Methodology of E-Drive testing, calibration and optimization S. 45-72

„… Madinabeitia I., Graf B., Zieher F., and Priestner C. AVL LIST GmbH NVH Aspects of Electric Drives-Integration …” „… Novel Methodology of E-Drive testing, calibration and optimization  Newest test equipment for …” „… methodology to optimize the calibration of the inverter control unit, guarantee that the electrical drive …”

doi.org/10.51202/9783181024126

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VDI Wissensforum GmbH (ed.)

Dritev 2022

Series: VDI-Berichte

Volume 2401 2022

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A. J. Wimmer High-Speed Testing: The Fast Lane towards a Running System S. 365-380

„… high-speed gearbox (or direct drive) the required torques and power demands are increasing steadily; the …” „… electric engine which is combined with a high-speed gearbox. The graphs of direct drive are depicted in …” „… the upper three quarters of speed. An com-parable direct drive (as in Fig. 8) delivers its full power …”

F. Duchi, M. Ivarson, A. Schmitt, F. Haag Innovative E-Drive testing and software optimization – Key to maximize range, comfort and robustness of modern electric powertrains S. 37-60

„… GmbH NVH Aspects of Electric Drives-Integration of Electric Machine, Gearbox and Inverter SAE …” „… Innovative E-Drive testing and software optimization – Key to maximize range, comfort and …” „… is fundamental for the success of the powertrain. We observe that electrical drive trains are …”

F. Lagier, N. Freund, K. Bause, S. Ott, A. Albers Simulation-based evaluation of high-speed PEEK gears in automotive powertrains and design of a validation environment for high-speed gears S. 223-240

„… steel gears at the direct motor output with polymer gears, an exemplified steel-gear drivetrain has been …” „… components in the drive system. Research shows the potential of future-proof powertrain to-pologies with …” „… gearboxes in the electric drive train and future research needs are opened up. 1. Introduction and Research …”

F. Pfister, N. Hetzel, K. Büttner Objectified Evaluation of Fundamental Driveability Maneuvers at Powertrain-in-the-Loop Testbeds for Electric Drive Units S. 61-72

„… for Electric Drive Units New approaches to an established topic Felix Pfister, Nico Hetzel, IPG …” „… much more direct and stiff. Also, it is possible to implement robust torque shaping algorithms into …” „… the power electronics of electric drive units (EDUs). Due to their extremely high rate in the upper …”

T. Gemassmer, P. Lindau, M. Zimmermann Modular Torque Management Architecture S. 13-26

„… electric Driveline configurations. OEMs are offering eDrive systems with Disconnect, Park-lock, active LSD …” „… an increasing variety of Driveline configurations. For example, OEMs are offering eDrive systems with …” „… eDrive-Komponenten und Systemen. Dies reicht von Stan-dard-Differentialen, über passive und aktive Sperrdifferentiale …”

K. Lee, M. Song, S. Lim Multi-body Dynamics of a Vehicle Axle System Based on a Time-varying Gear Mesh Model for Investigating Hypoid Gear Noise and Vibration S. 185-196

„… , wheel drive shafts, and rubber bush supports. The combined fully flexible Multi-Body Dynamics (FMBD) of …” „… a driven rear axle gear system are suggested, focusing VDI-Berichte Nr. 2401, 2022186 on a …” „… , wheel drive shafts, a sub-frame, wheels, and axle gearbox, including a hypoid gear pair. All components …”

V. Ludwig Life Cycle Assessments – Magna’s Path to Eco-Social Products S. 27-36

„… transmissions and drive solutions, this presentation looks at the measures the supplier is currently taking to …” „… due-diligence requirements into its development and sourcing processes. Furthermore, several hybrid drives and …” „… significant lever. The goal is a consistent eco-social approach for all Magna drive products. VDI-Berichte …”

S. kyoung Lee, B. jae Lee, H. joon Kim Extreme cornering performance of Integrated Drive Axle on vehicle S. 291-302

„… Extreme cornering performance of Integrated Drive Axle on vehicle Soo kyoung Lee, M. Eng. Bum jae …” „… Integrated Drive Axle into a vehicle, even though the camber stiffness is in-creased, the unsprung mass can …” „… be reduced. This study examines how the Integrated Drive Axle improves cornering performance in …”

S. Bümmerstede Flowforming – High-strength complex components including toothing formed from a single sheet of metal S. 197-208

„… , the pre material is pushed with little play onto a flow-forming mandrel driven by the main spindle. By …” „… direct pressure exerted by the rollers. The defined axial movement of the flow-forming rollers causes the …” „… tube clutch carrier with inner splines Flow Forming principle Picture 7 Due to the direct …”

C. Ugare, A. Sibirko Plastics in high reliability Power Inverter Applications S. 209-222

„… . 2401, 2022 209direct current capacitor (DC-Link) or EMC Filters. To increase the power density in CV …” „… housing for direct cooled power modules that are becoming more and more com-mon in passenger car …” „… for commercial vehicle (800Volts (V), 400 kilo-watt (kW)), direct cooled power modules are not …”

doi.org/10.51202/9783181024010

VDI Wissensforum GmbH - LAND.TECHNIK 2022

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VDI Wissensforum GmbH (ed.)

LAND.TECHNIK 2022

Series: VDI-Berichte

Volume 2395 2022

Results in this title

S. Prufling, B. Langer Latest technology solutions for Charging and e-Machines – how off-road and agriculture applications can benefit from automotive innovations S. 365-380

„… for off-road and agriculture applications the direct stator oil cooled permanent magnet synchronous …” „… benefit from the direct oil cooling technology feature as well. Furthermore, charging is a key challenge …” „… vehicles Driven by strict C02 regulations electrification is already entering a new market phase for …”

L. Frerichs, L. Buck Structuring of electrified agricultural machine systems – Diversity of solutions and analysis methods S. 1-10

„… to electric drives for agricultural machines. However, the energy density of upcoming batteries is …” „… in liters of diesel required per kilometer driven, but in liters of diesel required per ton of crop …” „… resistance per kilometer driven. In contrast, the composition of the energy demand of agricultural machinery …”

M. Grella, P. Marucco, F. Gioelli, P. Balsari, L. Athanasakos, N. Mylonas, S. Fountas, I. Zwertvaegher, D. Nuyttens, A. Caffini, F. Meroni, R. Rossi Airblast sprayer electrification for real-time, continuous fan-airflow adjustment according to canopy density during pesticide application in 3D crops S. 389-396

„… canopy density, whose output commands an electrically driven axial-fan through a Raspberry Pi based …” „… speed is then communicated by the controller to the electrically driven fan inverter. The results …” „… use mechanically driven fans with different revolution speeds achieved through a gearbox and/or lower …”

I. Beermann, A. Kipp Synchronising machine adjustments of combine harvesters for higher fleet performance S. 65-70

„… settings of the best-adjusted machine, based on expertise of a qualified driver. For this, we monitor a …” „… performance level variety in fleets of combine harvesters between good and average drivers. This depends on …” „… . The idea is the synchronisation of settings between the machines. The best driver “shares” their …”

J. Doerr, R. Kalmar, B. Rauch, S. Stiene Data Spaces in Agriculture – Status Quo and Perspectives S. 511-520

„… , their typical characteristics, and actual industry-driven initiatives and research projects. Finally …” „… basic paradigms: a) fully decentralized data spaces with direct connections between entities or data …” „… non-exhaustive overview of recent initiatives, activities, and research projects: Industry-driven approaches …”

A. Leenknegt, T. Mahieu, G. Nerinckx, B. Lenaerts, B. Missotten Automatic residue spreading control based on radar sensing technology on a combine harvester S. 87-96

„… , yield, slope and wind, add up to the continuous challenge for the combine driver to adjust the residue …” „… spreading automation: system overview Direct versus indirect measurements Measuring and controlling the …” „… improve the residue spreading performance a direct measurement of the residue cloud is needed. However …”

M. Rothmund, J. Witte, N. Wolniak, T. Nothdurft AEF Wireless In-Field Communication – Common Coverage Map as a first application for interoperable cooperative field work S. 397-404

„… Abstract AEF Project Team Wireless In-field Communication (WIC) is working on interoperable direct …” „… farmers worldwide to operate their mixed fleets of machines in an efficient way. Motivation for direct …” „… enable direct communication between cooperating machines. Safety-critical use cases with potential …”

S. Lorenz Machine operation task analysis – A deeper look into the shift of task profiles within operating agricultural cyber-physical production systems S. 473-484

„… operators. As such machines are capable of operating themselves in many situations, direct control tasks of …” „… the transition from permanent direct control to shared control scenarios where machine and operator …” „… failure prevention and intervention activities such as direct control, replan or reprogram (Sheridan …”

doi.org/10.51202/9783181023952

VDI Wissensforum GmbH - LAND.TECHNIK AgEng 2023

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VDI Wissensforum GmbH (ed.)

LAND.TECHNIK AgEng 2023

Series: VDI-Berichte

Volume 2427 2023

Results in this title

C. Schaub, R. Schütte Performance optimization of CVT standard tractors in front loading application S. 21-28

„… experience and productivity will increase through a more direct reaction to the driver-command, a better …” „… requires a direct driving behavior for a precise stopping within a loading-cycle. The drive controller of a …” „… loader drive mode, numerous parameters within the drive controller changes for a more direct driving …”

R. Schmetz Methodical redesign of drivetrains of agricultural machinery S. 301-312

„… induces the need for a redesign of the associated drivetrains. Regarding them, the use of electric drives …” „… consequences they would have. Particularly when electric drives are used in previously conventional drivetrains …” „… estimate the (direct) energy efficiency of the analysed drivetrain during its use. In Fig. 2, the result of …”

R. Konradt, S. Schmidt Design of an adjustable lightweight stilt tractor – Concept tractor for the application of biological control in maize S. 289-294

„… three-cylinder diesel engine with a particulate filter. The drive function is realised with a hydrostatic …” „… intended to counteract driver fatigue as well as damage to the maize plants. As part of preliminary …” „… obstructs the direct line-of-sight of the sensors. VDI-Berichte Nr. 2427, 2023292Additionally, a flexible …”

F. Wohlfahrt, P. Heymann Potentials of Functional-electrified System Topologies for the Powertrain Design on Combine Harvester Applications S. 341-348

„… the one hand, the main drive-systems for the functional technology (e.g. threshing-system, separation …” „… replace a certain degree of the powertrain functionality with electrical drives to create a functional …” „… “consumer-side”, depicting the targeted drives for electrification as well as the needs of the powertrain …”

C. Richard Innovative drivetrain concept for a high horsepower 4WD CVT tractor S. 269-274

„… innovative drive train for a 4x4 large tractor is developed. Based on market analyses and intensive customer …” „… important to carry out a 360-degree analysis, which means that not only customers and drivers were …” „… The following explanations are limited to the essential requirements with a direct influence on the …”

J. Witte, B. Striller, A. Hecker, J. Holfeld, M. Pohle, N. Wolniak, T. Nothdurft Adapting and enhancing V2X communication to agricultural machinery to address road safety via C-ITS S. 371-378

„… vehicles and agricultural machines drive in opposing direction resulting in a front-end collision (6.6 …” „… braking manoeuvre of the agricultural machine driver in order to turn off the road into the field (6.6 …” „… using an early warning of vehicle drivers via C-ITS. Beyond these accident constellations, the LANDNETZ …”

B. Kazenwadel, S. Becker, L. Michiels, M. Geimer Data-driven algorithms for predicting energy-efficient operating points in agricultural soil tillage S. 519-528

„… Data-driven algorithms for predicting energy-efficient operating points in agricultural soil …” „… machinery and the varying interaction forces between soil and machine. Currently, human drivers are required …” „… . Introduction Data-driven algorithms, in particular artificial neural networks, offer high potential in the …”

F. M. Appich, P. M. Roth, S. Böttinger, A. Bürger, A. Diekamp Frictional characteristics of wheat straw under varying contact pressure S. 161-168

„… the frictional properties. This enabled direct measurement of the frictional forces, even with the …” „… . The latter was then subjected to a weight force and driven onto the former with a universal testing …” „… upper friction specimen during the subsequent tests. This arrangement permits the direct measurement of …”

M. Sax, R. Stoop, R. Nasser, T. Anken, D. Seatovic, S. Keel, A. Lehrmann, T. Höfer Broad-leaved dock control by unmanned aerial vehicles – What image quality is needed for a plant detection? S. 505-512

„… ). Farm-ers have to drive over the entire field with these machines, regardless of the number of plants are …” „… sharpens visual features. Without clouds, direct sunlight usually leads to considerable differences in …” „… docks even in direct sunlight. Fig. 2: Images of the same dock captured in cloudy (L) and sunny …”

S. Bosse, J. Magnusson, E. L. Wisotzky, A. Hilsmann, P. Eisert, E. Gassen, M. Reichardt, A. Stein, J. Heil, M. Hussaini Platform-Based and AI-Enabled Farming to Foster Agricultural Ecosystems S. 441-454

„… design of data-driven solutions: data is generated locally in agricultural businesses of varying sizes …” „… farmers and service providers, the platform encourages data-driven decision-making and, thus, smart …” „… data-driven AI models, the platform will aid improving agricultural efficiency and productivity while reducing …”

L. Reuter, L. Frerichs Simulation of refueling strategies for a hydrogen operated tractor in agricultural process chains S. 283-288

„… alternative tractor drive concept, it is becoming apparent that the reduced working time due to the low …” „… . In the future, refueling concepts such as supplying the hydrogen in the form of swap tanks or direct …”

doi.org/10.51202/9783181024270

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