LAND.TECHNIK AgEng 2023

Produktbeschreibung

Content
Tractor Drive Trains
An Analysis of Mixed Hydraulic and Electric Configurations for the Actuation of Tractor Auxiliary and Implement Functions to Reduce Power Consumption 1

The development of a reference working cycles for agricultural tractors 15

Performance optimization of CVT standard tractors in front loading application 21
Numerical simulation of alternative powertrains and fuels in agricultural tractors 29

Fuel Cells
A Fuel Cell Tractor in Operation – Concepts and Field Data 39

Fuel cell electric powertrain for the agricultural tractor – FCTRAC: development, performance, and benchmarking 49

Fuel cell electric tractor powered with biogenic hydrogen – Vehicle design and architecture 57

“GrindStar“ – More efficiency, effectiveness, and economy with ultrashallow soil cultivation 63

High Accuracy and High-Speed Crop Root Position Detection for Green-on-Green Mechanical Weeding 69

A comparison between conventional calibration experiments and the Excavator Test for DEM soil calibration 79

Technological and energetic aspects of a transverse pull 87

Sensors and Detection
Classifying tractor operational modes using a supervised machine learning model 93

Sensing and analyzing crop characteristics and yield data in potato harvesting 109

Condition Monitoring in Agricultural Disc Mower Machinery using Deep Learning 117

Combine Harvester
Side Slope Compensation Conveyor for Combine Harvesters 125

Automatic Closed-Loop Chop Quality Control Based on Camera Images on a Combine Harvester 131

Double cross auger cleaning system including cross distribution control 139

Forward looking Feedrate control for Combine Harvesters 147

Harvesting Machines
Avoiding downtime on combine harvesters by monitoring its vibrations – A fast survey system for bearing health 155

Frictional characteristics of wheat straw under varying contact pressure 161

Development approach for process monitoring of agricultural work processes in context of autonomous machine guidance of a tractor implement combination 169

Automation
A hybrid system architecture for combined task and motion planning as well as motion control based on cloud and onboard services using the example of different combinations of highly automated implements and traction units 175

Multi-Dimensional Three-Point-Hitch Control to Optimize Performance, Efficiency and Working Quality of Tractor Implement Combinations 181

Teleoperation of an Agricultural Mobile Robot inside Berry Orchard using LoRa Connectivity 191

LiDAR Assisted Semi-automatic Mapping and Path Planning Approach for Autonomous Mobile Robots in Vineyards and Orchards 199

Safety
Integration of Safety, Automation and AI in Ag Equipment 209

Robot Operating System ROS 2 in safety critical agricultural robot applications 219

New approach for safe environmental perception – A key technology for highly automated and autonomous machines 227

Tractors And Tires
Tractive effort prediction based on dynamic soil parameters 235

Tyre testing methodology to evaluate contact pressure distribution and simulation of the resulting soil compaction risk 247

High-fidelity simulation modelling of agricultural mobile robots 255

Traction test methods to assess the energy efficiency of agricultural tractors and tires 263

Concepts In Tractors
Innovative drivetrain concept for a high horsepower 4WD CVT tractor 269

Design and development of adaptive control elements on agricultural tractors based on ISOBUS communications 275

Simulation of refueling strategies for a hydrogen operated tractor in agricultural process chains 283

Design of an adjustable lightweight stilt tractor – Concept tractor for the application of biological control in maize 289

Electrical Agricultural Machines
Electric powertrain solutions for tractors – An introduction to a highly integrated electric axle drive system 295

Methodical redesign of drivetrains of agricultural machinery 301

Modular battery swap system as an enabler for fossil free mobile work machines 313

Sensors In Harvesting Machines
App based chop quality estimation for silage maize harvest quality optimization 321

Grain kernel size for yield deviation analysis – Utilizing machine learning to increase yield documentation insights 327

Efficient and Reliable Employment of Stereo Cameras in Precision Agriculture 333

Concepts and Agronomy
Potentials of Functional-electrified System Topologies for the Powertrain Design in Combine Harvester Applications 341

Cost simulation of future agricultural machinery concepts – Applied on a comparison of constant electrical power supply and battery swapping 349

Work light modularity, research for real 360° visibility, focus on hidden areas to increase safety and performance for the customer 357

User experience evaluation, based on Ergonomics and Virtual Reality tools on CNHi agricultural tractors 363

Communication Systems
Adapting and enhancing V2X communication to agricultural machinery to address road safety via C-ITS 371

AEF Wireless In-Field communication – Ad hoc V2V Video Communications 379

AEF – Agricultural Interoperability Network 389

Simulation
Grain Handling Simulations in Combine Harvester – Simulation Development, Validation and Optimization 395

Study on the use of DEM for the optimization of pelleting rollers 403

CFD/DEM coupling for the optimization of air conveyor sections of pneumatic seed drills 413

Simulation of filling and venting operations in agricultural cold heat networks by using CFD and the Volume of Fluid method 417

Sustainability
An examination of viable sustainable solutions for off-road mobile machinery and agriculture 425

Potential uses of bioenergy in the mobility sector and agricultural machinery 433

Platform-Based and AI-Enabled Farming to Foster Agricultural Ecosystems 441

New technical approaches to produce high protein feed from alfalfa 455

Automation
Deploying Off-Road Autonomy at Scale 463

Self-supervised learning for an agriculture driver assistant system 471

Evaluating the work quality of in-row hoeing systems using computer vision methods 477

Environmental Improvements
Quo Vadis bale twine? 483

Systems Engineering Development and Analysis Approach to Improving Self-Propelled Sprayer Boom Height Control 489

Lateral distribution of a spray drone applying different nozzles and measuring methods – Different methods are adapted to measure transverse distribution 497

Broad-leaved dock control by unmanned aerial vehicles – What image quality is needed for a plant detection? 505

Prepare for Autonomy
Necessity and implementation of a smart transportation concept for autonomous agricultural machines 513

Data-driven algorithms for predicting energy-efficient operating points in agricultural soil tillage 519

Phased array radar applications in agriculture – Seeing through dust 529

Outdoor computer vision for aiding agricultural implement hitching by autonomous tractor 533

Test Concepts
AgrifoodTEF – The Test and Experimentation Facilities for AI and Robotics in the Agrifood sector 541

AI-TEST-FIELD – A Test Environment for the Automated Evaluation of Methods for Robust and Reliable Environment Perception 547

Field Tests with the Modular and Scalable Tillage Systems Feldschwarm 555

Keywords: Taktor Antriebsstrang, Kraftstoff Zellen, Traktor Hilfszusatz, landwirtschaftliche Traktoren, Frontlader Anwendungen, alternative Antriebe, biogener Wasserstoff, Kultivierung ultaflacher Böden, Hochgeschwindigkeits-Ertrags-Wurzelerkennung, Grün zu Grün mechanisches Jäten, tractor drive trains, fuel cells, tractor auxiliary, agricultural tractors, front loading application, alternative powertrains, biogenic hydrogen, ultrashallow soil cultivation, High-Speed Crop Root Position Detection, Green-on-Green Mechanical Weeding, Agricultural Disc Mower Machinery, Agricultural Mobile Robot