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VDI Wissensforum GmbH - LAND.TECHNIK 2022

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VDI Wissensforum GmbH (Hrsg.)

LAND.TECHNIK 2022

Reihe: VDI-Berichte

Band 2395 2022

Treffer in den folgenden Teilen:

F. Martin, G. Lohrmann, A. Stoll Selective weed control in grassland using high-pressure water jets S. 105-110

„… Selective weed control in grassland using high-pressure water jets Fabio Martin, Georg Lohrmann …” „… individually controllable sections. Each section had a high-pressure water jet which was only activated over …” „… high-pressure water jet. 2.1 Location detection of weeds In the method developed, flowering Colchicum …”

L. Petrich, V. Schmidt, A. Stoll Tractor-mounted implement with section control and small-scale robot: Monte Carlo-based scenario analysis for effective weed control in extensive grassland S. 285-292

„… small autonomous robot with circular mower and a water-hydraulic tractor-based system with section …” „… , behaves like a tractor with an attached treatment tool (such as the water-hydraulic tool proposed in [1,3 …” „… high environment protection requirements. A non-chemical site- or plant-specific weed control could be …”

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

„… needs of agriculture applications today. High torque and power output machines within small space are …” „… machine allows high power as well as high specific torque of 7 Nm/kg (cont. operation). It is implemented …” „… components. Combined with typically low quantities of such machinery, product costs are even higher and …”

S. Geisler, T. Herlitzius Combi-mulcher – Development of a modular biomass processing and soil blending system S. 317-326

„… extremely reduces water absorption, e.g., during a heavy rainfall. In addition, not shredding the crop …” „… residues or catch crops leads to a high risk of blockage for the subsequent seeding machines. A current …” „… soil mixing intensity is variable to obtain higher soil coverage rates for erosion- and evaporation …”

C. J. Lee, S. Schatzle, S. A. Lang Evaluation of perception sensors for safety of highly automated machine operations S. 163-170

„… vehicles, also agricultural and industrial machines use high-tech systems and sensors for navigating …” „… criteria and should be between 0 to 1, with higher values having higher importance. The minimum …” „… important properties to achieve perception results with high validity and reliability levels in normal …”

K. Singh Sian Frugal Innovation – “Doing more with less” S. 193-202

„… conditions and by putting less focus on comfort or high-tech solutions (less hydraulic or electric …” „… effort expensive, high-end products and such ideas are born. The main characteristics are, products are …” „… affordable, not high end products, there shouldn´t be any doubts toward cheap solutions. Slowly this …”

M. Holovač, J. Krzywinski Aspects of sustainability improvement in the design of future agricultural systems S. 203-218

„… water will exceed the supply by almost 40 percent. (Urama et al., 2016). There is already a significant …” „… population should have high-quality and deliver the required nutritious value. To bring a focus more …” „… . Better taste and an expectation of higher nutritional value are at least equally responsible for the …”

F. Wohlfahrt, T. Gores, S. Terorde, L. Frerichs Applicability Evaluations of Methane based Powertrain and Energy Storage Systems on High Performance Harvesting Machine Applications S. 423-430

„… , methane based engine concepts can potentially produce higher heat-loads on the cool-water-circuit leading …” „… Applicability Evaluations of Methane based Powertrain and Energy Storage Systems on High …” „… Future powertrain applications of high performance harvesting machines face progressively growing …”

J. P. Fulton, R. Colley III, S. A. Shearer, E. M. Hawkins Generating High-Definition As-Applied Maps for Pneumatic Fertilizer Application Equipment S. 265-272

„… Generating High-Definition As-Applied Maps for Pneumatic Fertilizer Application Equipment …” „… high-definition as-applied maps depicting the distribution of fertilizer across fields. A machine vision system …” „… image acquisition system was shown to be capable of high quality image output for mass estimation …”

E. Eder, P. Riegler-Nurscher, J. Prankl Estimation of grassland yield from satellite data with ANN based transfer learning S. 293-300

„… with accuracies of about 78 to 96%, depending on the crop [5], [12]. High resolution multispectral …” „… running simulations [7], [11], combined with high accuracy surface modelling [8], random forest, ANN, SVM …” „… on 15 different fields, ranging from high yield clover grass to VDI-Berichte Nr. 2395, 2022294 poor …”

K. Palm, J. Guo, L. Frerichs, A. Eitzlmayr, F. Maier, P. Seil Calibration of soil models within the Discrete Element Method (DEM) S. 45-54

„… quality of the soil cultivation (furrow form, mixing), the modelling of the soil itself is of high …” „… soils is of high importance. A full analytical description of soil properties is not available …” „… cemented soil [1]. The categories differ in the water content, the thresholds depend on the soil …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… of Bonn Selective weed control in grassland using high-pressure water jets …” „… and Process Optimisation Synchronising machine adjustments of combine harvesters for higher fleet …” „… Nebraska - Lincoln, Lincoln, NE, USA Generating High-Definition As-Applied Maps for Pneumatic Fertilizer …”

F. Keppler, N. Dunkelberg, S. Wagner, K. Janschek Efficient Multi-Robot Path Planning for Autonomous Weed Control on Complex Field Configurations S. 79-86

„… environmental implications such as deforestation, water scarcity, soil depletion and high levels of greenhouse …” „… for multiple robots in high-resolution. Inspired by [6], a route network is automatically generated …” „… mounted high speed precision planter.” Accessed: Jan. 18, 2021. [Online]. Available …”

A. Opgenoorth, K. Schmitz Development of hydraulic drive systems in the context of electrified work machines S. 133-146

„… have usually higher investment costs. This new relation of reduced investment costs with more energy …” „… high power density and with little energy losses, but lack the flexibility of their hydraulic and …” „… actuated with simple gearboxes as transmissions. Hydraulic drivetrains offer a high degree of flexibility …”

C. Birkmann, J. Wieckhorst, J. Pieper, C. Ehlert, R. Stirnimann, M. Stettler The Integration of a Scientific Soil Compaction Risk Indicator (TERRANIMO) into a Holistic Tractor and Implement Optimization System (CEMOS) S. 29-36

„… long-lasting impacts on the pore system in the soil and affects important soil functions such as water …” „… ]. The awareness of these soil compaction risks and how to avoid them is of very high importance due to …” „… strength). If the soil strength is higher than the soil stress, no permanent deformation will occur and …”

T. Anken, A. Latsch, M. Hatt Spot spraying broad-leaved dock plants in meadows S. 279-284

„… Sprühtechnik AG, Stetten, CH). Each spraying method treated 4 lanes with 5 plants each. Water mixed with 1 …” „… machine learning enabled this significant progress. Ecorobotix ARA already presents a high technical …”

doi.org/10.51202/9783181023952

VDI Wissensforum GmbH - Nutzfahrzeuge 2017 – Commercial Vehicles 2017

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VDI Wissensforum GmbH (Hrsg.)

Nutzfahrzeuge 2017 – Commercial Vehicles 2017

Reihe: VDI-Berichte

Band 2298 2017

Treffer in den folgenden Teilen:

C. Brinkkötter, R. Baumgart, S. Moldenhauer, J. Aurich, O. Predelli, A. Meyer Energy Efficient Standstill Air Conditioning for Trucks S. 125-142

„… X is used for storing the cold in the zeolite/water adsorption circuit. This material has a high …” „… zeolite temperature. This causes a higher maximum water load and consequently a higher operation time …” „… with a water/glycol circuit. Thus, the water/glycol mix- VDI-Berichte Nr. 2298, 2017 127 ture is cooled …”

K.-E. Yildirim, M. Finkenrath, M. Gökoglu Monitoring the fresh-air flow rate for energy-efficient bus ventilation – By monitoring of relative humidity and CO2-concentration S. 143-154

„… ventilated with high fresh air rates without monitoring of air quality according to recommendations and …” „… cabin will be ventilated with a surplus of about 70 % of the required fresh air. This causes a high …” „… conditions. Therefore high air exchange rates are recommended or requested for cabin air by VDV (Association …”

J. Witzig, A. Grossl, M. Wenger E-Mobility for City Bus and Coach Applications – An integrated System Approach from ZF S. 5-12

„… central drive by the combination of a high speed e-motor and a reduction gear stage. The possibility to …” „… combine the central drive with standard axles (both direct and portal axles) ensures not only a high …” „… are distinguished by high daily mileage, high vehicle weight and fuel consumption as well as highway …”

M. Eckert, M. Thiem, C. Beidl Development of an Electric Powertrain System for Truck Trailers S. 155-166

„… and mostly highway driving at constant high speed. The road elevation profile can also vary between …” „… model with a significant higher computing effort. Fig. 3: Pareto set Fig. 4: Forward …” „… drive-system a rather high shaft torque is needed to cover an effective recuperation and driving performance …”

F. Sauter, H. Mozer, B. Fessler, J. Glückler Development of an 8-speed Automatic Transmission for Medium-duty Trucks and Buses – Market analysis, selection, detailed definition and comparison of concepts and rollout of a segment-optimized tra... S. 197-208

„… continually higher demands in various different criteria. Among other aspects, the comfort generated by power …” „… vehicles with a higher total vehicle mass of around 36 tons (incl. trailer). On account of the low …” „… financially unviable. For this particular comparison of transmissions, on account of its highest volume …”

D. Bergmann, S. Lauer, S. Ghetti, K. Eichler, S. Petri Holistic Simulation Tool for the Commercial Vehicle Powertrain Development S. 209-222

„… the use of the working fluid. In the traditional cycle water is used, whereas the ORC uses a higher …” „… greenhouse gas (CO2) standards as well as high customer requirements regarding total cost of ownership …” „… operating most of their time at high loads and constant speeds. Other vehicle types can benefit from hybrid …”

D. Staelens Impact of European Driving and Resting directives on efficient planning of vehicles S. 243-256

„… or multi-drop stop operations may be faced with higher records of driving time when using a digital …” „… with transport by road, rail and inland waterways. Regulation (EEC) 3820/855 was introduced on 20th …”

doi.org/10.51202/9783181022986

Bernhard Geringer, Hans-Peter Lenz - 40. Internationales Wiener Motorensymposium 15.-17. Mai 2019

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Bernhard Geringer (Hrsg.), Hans-Peter Lenz (Hrsg.)

40. Internationales Wiener Motorensymposium 15.-17. Mai 2019

Reihe: Verkehrstechnik/Fahrzeugtechnik

Band 811 2019

Treffer in den folgenden Teilen:

M. S. Choi, Y. H. Kwak, D. Roth, D. Jakiela, J. Song Untersuchung von Technologien zur Verbesserung der Kraftstoffeffizienz bei Turbo GDI Engine: CDA, Miller-Zyklus mit Ventilereignis, Wassereinspritzung, ND-AGR und hohem Kompressionsverhaltnis /Investi... S. II-300-II-314

„… technologies only at the highest loads. As discussed in [4], this was due to the effect of water injection on …” „… characteristics changes due to water injection. Figure 14; BSFC map of high CR Miller cycle engine with WI …” „… highest. It should also be pointed out how water injection is a promising option to keep lambda 1 …”

V. Verdino, P. Lavazza, D. Rampone, L. Garzarella, A. Mogavero, A. Vassallo, J. Barta, J. Catalogna, S. Franco, C. Marlett, M. Umierski Der neue General Motors 3,0 Liter Duramax Diesel-Sechszylinderreihenmotor für die 2019er Modelle des Chevrolet Silverado und des GMC Sierra /The New General Motors 3.0 Liter Duramax Diesel Inline 6-Cy... S. II-208-II-247

„… , EGR system features both a High-Pressure (HP) route and a Low-Pressure (LP) route. A water-cooled and …” „… aluminum high pressure die casting with integrated oil and water passages (Figure 17). The design was …” „… Due to the compact layout of the intake system featuring Water-Charge-Air-Cooler (WCAC), a particular …”

D. Choi, Y.-S. Kang, l.-C. Cheong, Y.-R. Chung, J.-K. Lee, J. Chun Der neue Hyundai-Kia 2.2L Vierzylinder Dieselmotor - Smartstream D2.2 FR/The New Hyundai-Kia 2.2L 4-Cylinder Diesel Engine - Smartstream D2.2 FR S. II-26-II-48

„… noise in cabin was reduced by 7dBA. Electric Actuator Turbine Housing Ball Bearing Water-cooled …” „… Compressor Housing * provided by BorgWarner Water-cooled Bearing Housing Figure 13. Ball bearing …” „… bar - VGT with ball bearing - Water cooled air charger - Dual Loop EGR - cc_LNT/DPF+uf_SCR *1 …”

R. Osborne, A. Lane, N. Turner, L. McWilliam, N. Hinton, M. McAllister, J. Geddes, J. Gidney, J. Cleeton, P. Atkins, R. Morgan Ein Mager-Benzinmotor der neuen Generation für reduzierte CCfe-Emissionen in einer elektrifizierten Welt /A New-Generation Lean Gasoline Engine for Reduced CO2 in an Electrified World S. I-85-I-107

„… degrees, relative to the other modes tested. The Ingenium engine utilised a water-cooled exhaust …” „… water-cooling of the exhaust manifold, the risk of light-out is reduced, while the addition of LPEGR will …” „… water-cooled IEM will be exploited. Boosting System A Garrett Variable Nozzle Turbine (VNT) was chosen as …”

B. Lehman, K. Luchansky, C. Mariott, S. Shin Der neue 2.7L Turbomotor von General Motors/The New 2.7L Turbo Engine from General Motors S. I-108-I-130

„… : • Advanced high charge motion combustion system enabling 22 bar BMEP on 91 RON fuel • Integrated Exhaust …” „… enabling Early Intake Valve Closure (EIVC), cylinder deactivation and high lift states These technologies …” „… in extreme conditions in a wide variety of applications, often requiring high output and demanding …”

W. H. Pettit, D. A. Masten, C. E. Freese, M. Bork, M. M. Mann Antriebssysteme fur Brennstoffzellen und Batterien - eine Abwägung/Fuel Cell and Battery Propulsion System - the Balance S. I-326-II-X

„… passenger vehicles with higher power, lower energy requirements. Applications require additional energy …” „… generally accepted that large scale renewable energy strategies also require high density energy storage …” „… refueling having high capacity utilization. Hydrogen fuel cell forklifts have the operational efficiency …”

T. Tabata, H. Shibata, H. Katsurahara, Y. Konishi Weiterentwicklung eines flexiblen Motorsteuerungssystems für Benzinmotoren unter Berücksichtigung zukunftiger Elektrifizierung /Evolution of Versatile Gasoline ICE Core System, Considering Future Elec... S. II-266-II-286

„… revolution of the gasoline ICE i.e. dilute combustion and high compression ratio, DENSO has been developing …” „… technologies to achieve high mixture -homogeneity and robust ignition to reduce emissions. DENSO has also …” „… combination with advanced high conversion efficiency aftertreatment systems to achieve leading thermal …”

J. Scharf, B. Franzke, P. Adomeit, M. Thewes, A. Balazs, T. Uhlmann, H. Baumgarten, C. Muller 200 kW/L bei Lambda = 1/200 kW/L at Lambda =1 S. II-315-II-342

„… 180 200 0 10 20 30 40 50 60 C O V / % 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Water/Fuel - Ratio / % 0 10 …” „… 3600 Water/Fuel - Ratio / % 0 10 20 30 40 50 60 B M E P / b a r 18 20 22 24 26 28 30 32 0 10 20 30 …” „… : Ottopartikelfilter) H2 Hydrogen (Deu: Wasserstoff) HC Hydrocarbons (Deu: Kohlenwasserstoffe) HV High Voltage …”

Henrik Green, M. Berglund, K. Burgdorff, M. Rothoff Volvo Cars - Attraktive Autos fur eine sich wandelnde Gesellschaft/Volvo Cars - Attractive Cars for a Changing Society S. I-17-I-25

„… efficiency, particularly the reduction of water and energy use, waste and air emissions (CO2 and others …” „… the XC90. Since then this technology applies to all SPA-based vehicles. The high voltage battery …” „… (WLTP), due to brake energy recuperation. Additionally, the technology delivers a higher degree of …”

M. Alt, N. Fuhrmann, O. Bopple, L. Cloos, P. Souhaite Elektrifizierte Verbrennungsmotoren fur Volumenhersteller/The Road to Mainstream Availability of Electrified Combustion Engines S. I-131-I-149

„… ranges from 48 V BAS systems up to high voltage plug-in hybrids and electrical all-wheel-drive systems …” „… infrastructure. It is not yet determined which propulsion system will have the highest market share in the …” „… would be beneficial to keep a high diesel share because it is still an efficient and well established …”

doi.org/10.51202/9783186811127

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VDI Wissensforum GmbH (Hrsg.)

Dritev 2023

Reihe: VDI-Berichte

Band 2420 2023

Treffer in den folgenden Teilen:

Y. Jin Smart eDrive – Autonomous cooling eDrive for small BEVs and P4 AWD S. 21-36

„… technical challenges. First, the oil is less efficient as a cooling media than the water-glycol mixture …” „… cooling media are definitely under-scoring in the aspect of the cooling compared to the water-glycol …” „… architecture that ensures the IGBT cooling performance at the level of the water-cooling. The pressure drop had …”

L. Bayoux, K.-L. Kimmig, D. Reitz Has the potential in terms of weight, installation space, and function already been exhausted for hybrid transmissions? S. 205-220

„… , a water-oil heat exchanger is located on the housing. The high degree of integration of the hybrid …” „… advantages of this nested design are the high line density, the significant reduction in material usage of 10 …” „… with regard to a higher power density while using fewer resources [4]. In addition, there are other …”

D. Schweigert, B. Morhard, F. Oberneder, L. Pointner-Gabriel, M. Otto, K. Stahl Speed4E: Simulative and Experimental Results on the Vibration Behavior of a High-Speed Planetary Gearbox S. 441-458

„… management based on a water-containing gear fluid. The water-containing gear fluid is used for cooling the …” „… Speed4E: Simulative and Experimental Results on the Vibration Behavior of a High-Speed Planetary …” „… advantages. Reaching an acceptable NVH behavior gets more challenging with higher speed, especially for the …”

A. Paone, J. Larbig, A. Rohm, T. Höche ZF TherMaS: Holistic Thermal Management for BEV S. 45-60

„… with a smart cooling system enables higher power-density and allows to exceed current power limits of …” „… making cabin heating easy by supplying hot water to the heater core of the HVAC-system. And not …” „… A/C and coolant system with auxiliary electrical heater Due to the higher efficiency of electric …”

A. Kappes, S. Frei, P. Noone, Stephan Rinderknecht Development and Design of a Range Extended four-speed Two-Drive-Powertrain S. 253-280

„… frequent stops for charging. Two examples of such a BEV that have achieved high efficiencies with small …” „… larger battery. One example of a state-of-the-art C-segment vehicle with a high electric range in the …” „… electric motor and a single speed transmission, it has a curb weight of 1933 kg in total. The rather higher …”

doi.org/10.51202/9783181024201

Herwig Unger - Autonomous Systems 2019: An Almanac

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Herwig Unger (Hrsg.)

Autonomous Systems 2019: An Almanac

Reihe: Informatik/ Kommunikation

Band 864 2019

Treffer in den folgenden Teilen:

G. K. Heinz Is Global Warming Men-made? The Atmosphere Seen as an Autonomous System S. 1-26

„… wavelength is, see Fig. 2. And the water absorption in the wholeinfrared range is much higher the CO2 …” „… can be up to 100-times higher as CO2 [3].So water is the very better greenhouse gas with an up to 100 …” „… note:• The troposphere does not work at all like a greenhouse• Water has up to 500-times higher …”

doi.org/10.51202/9783186864109

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