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VDI Wissensforum GmbH - International Conference on Gears 2017

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VDI Wissensforum GmbH (Hrsg.)

International Conference on Gears 2017

Reihe: VDI-Berichte

Band 2294 2017

Treffer in den folgenden Teilen:

E. Tanaka, H.-C. Lin Gear diagnostic system using zonal laser beam for practical use S. 845-856

„… tooth (left shift), the deviation is smaller than the center data. On the other hand, when the laser …” „… gear damage diagnostic system by the laser reflection data without using rotary encoder in Raspberry …” „… data. In previous diagnostic system, the rotary encoder is precise and has higher sampling frequency …”

C. Brecher, C. Löpenhaus, J. Pollaschek Influence of surface layer properties on tooth root bending strength of cylindrical gears S. 421-432

„… small module helical gear and a parameter study proves the effectiveness of the Inclusion-Based Weakest …” „… modules smaller than the validated example and higher than the validated example to show a wide spectrum …” „… . Table 1: Gear data Pressure angle αn 20° Face width b 18 · mn Numbers of teeth z1/2 45 / 54 Tool tip …”

B. Winter Production cells in transition S. 1247-1250

„… and the cell is operated with small manpower. Intervention of the processes should be as small as …” „… thermal deviations should be very small to avoid undesired corrections of the process. Working in …” „… are necessary to realize a cost-optimized manufacturing even at small lot-sizes. Thus a significant …”

R. Weidig Adoption of polymer gears – Challenges and solutions S. 1565-1574

„… consumption and CO2 which is resulting in small, high-output 3- and 4-cylinder engines. While customers have …” „… raised expectations on driving comfort, the smaller high-output engines have inherent noise, vibration …” „… overcome this challenge. The journey is supported by test data done with validation customers and …”

C. Gorla, E. Conrado, F. Rosa, F. Concli Austempered Ductile Iron (ADI) for gears: manufacturing, performances and tests S. 977-988

„… the application to a family of small gearboxes for automation. Due to the limited experience and data …” „… Austempered Ductile Iron (ADI) represents an alternative solution for producing the housing of small …” „… available for such a material, a testing campaign has been performed in order to obtain strength data for …”

D. Strasser, S. Troll, R. Sperlich, J. Münch Reliability safeguarding for an 8 MW wind energy gearbox in serial production – Prototype and process development ensuring stable quality at the highest level S. 1085-1100

„… changes. Fig. 1: Design and main data of the 8 MW Differential Gearbox The concept is …” „… combines the power flow again (Figure 2). The concept allows using comparably small gear wheels and small …” „… is only in the range of 3.2- 3.5 each stage. The small stationary gear ratio gives the space for …”

A. Pogacnik, S. Beermann Measuring permissible root/flank stress of plastic gears according to the VDI 2736-4 S. 1541-1552

„… . Unfortunately for gear designers, “gear data” (SN curves) are rarely measured for new materials. If decision …” „… is taken to measure “gear data”, it is worth doing it correctly so that the measured data can be …” „… explained. Measured data according to the VDI 2736-4 must be converted correctly to become usable for …”

M. Koop, E. Melnikov, V. Merz Design investigations and indications for acoustical optimized gear meshes using plastic gears S. 1519-1530

„… errors. To achieve more data and knowledge about the deformation-influenced behavior several tests were …” „… between machined and injection molded parts with the same geometries. Table 1: Geometry data, spur …” „… Normal pressure angle [mm] 20 Tooth width [mm] 11,5 11,5 Table 2: Geometry data, helical toothed test …”

C. Brecher, C. Löpenhaus, J. Brimmers Potential of free flank modifications for beveloid gears S. 553-564

„… front axle in a four wheel drive vehicle. The small need of design space and the reduced amount of …” „… CO2 emissions, automobile manufactures are forced to produce small, lightweight and highly fuel …” „… . Because of its conical form, beveloid gears can be used to realize small crossing angles up to approx. Σ …”

J. Reißmann, E. Leidich Computation of the tooth root strength of Worm Wheels with a calculation program based on local stresses S. 373-394

„… . Model Development Based on the geometry data and the load, the tooth flank including the tooth root …” „… the tip rounding of the cutter. The smaller the tip rounding of the cutter, the smaller the tooth …” „… the mesh quality and add the material data. The mesh quality could be adjusted through parameters …”

C. Peng, C. Li, B. Chen Development of a test rig for transmission performances of precision planetary reducer S. 1127-1132

„… with a worm pair. The test rig is equipped with multi-sensor monitoring unit and computer data …” „… acquisition system. Continuous signal sampling, online data analysis and post data analysis make the system …” „… while the input shaft is fixed, the output shaft has a small rotational motion according to the torque …”

S.-J. Tsai, L.-C. Chang, C.-H. Huang Design of cycloid planetary gear drives with tooth number difference of two – a comparative study on contact characteristics and load analysis S. 61-74

„… the transmission of small reduction ratios in the practice, but they are rarely used in the cases …” „… influences of the design parameter, the essential gear data and the corresponding values of the pin radius …” „… . Table 3: Essential gearing data for numerical analysis Items / symbols value remarks Pitch circle …”

L. Gondecki, M. Weibring, P. Tenberge Simulation and test method for the lubricant’s influence on the wear and fatigue mechanisms on tooth flanks S. 29-40

„… tribological conditions of big gears are transferred on small samples in such a way that the running costs are …” „… to the surface. At a certain crack density small microscopic particles break out of the surface and …” „… mechanisms and especially the small crack growth is significantly reduced. With a reduced roughness the …”

A. Kahraman, H. Ligata Effects of external splines on deformations of ring gears of planetary gear sets S. 341-352

„… small truck transmission was adapted as the test planetary gear set in this study. Parameters of this …” „… torque rT is applied to the ring gear of the reaction gear set forming a closed power loop. A small DC …” „… , respectively. The data collection system designed for the measurements outlined above consists of two …”

A. Kubo Change of gear steel quality as function of globalization – Back ground of the development for high speed automatic hardness tester S. 41-50

„… the matrix. That means gear steel is as if it were mixture of small stones in mud. It is never …” „… . Foreign objects, small hard particles in steel matrix work partly for strengthen the material: for that …” „… work the foreign objects must be small and distribute uniformly inside the material. In actual steel …”

N. Sagraloff, M. Hein, T. Tobie, K. Stahl Practical use of micropitting test results according to FVA 54/7 for calculation of micropitting load capacity acc. to ISO/TR 15144-1 S. 143-152

„… hardness and it is the result of numerous surface cracks. These cracks are small and do not necessarily …” „… small outbreaks. Micropitting can be visualized as dull and matte. [2] Micropitting can affect the …” „… pitting load carrying capacity. On the other hand, the small cracks may encourage the development of …”

A. Mihailidis, G. Korbetis, N. Drivakos, I. Nerantzis Finite element method based analysis of planetary gear systems considering backlash and manufacturing deviations S. 75-82

„… are some orders of magnitude smaller than the dimensions of the gears. Therefore, an extremely fine …” „… mesh is required. On the other hand, the total number of DOF’s should be kept as small as possible to …” „… smaller than the overall dimensions of the complete system. In a previous paper [1], the influence of …”

G. Hlebanja, S. Kulovec, D. Zorko, J. Hlebanja, J. Duhovnik Influence of the tooth flank shape on thermal load of the gear S. 1583-1592

„… Data Sheets, http://www.ensinger-online.com/modules/public/datapdf/index.php?s1=0&s2=0&s3= SN2&s4=0&s …” „… , small E- and S- gears made of polyacetal and nylon were manufactured by milling. So gears were of …” „… the path of contact by rolling and sliding. The active size of the pinion dedendum is smaller than …”

Y. Cai, L. Yao, Z. Xie, J. Zhang, C. Peng Influence analysis of system parameters on characteristics of the nutation drive with double circular arc spiral bevel gears S. 435-446

„… three-coordinate measuring instrument to collect data from the gear tooth surface [13]. Similarly, Simon et al …” „… transmission efficiency η decreases incrementally with nutation angle. Thus, a smaller nutation angle should …” „… smaller spiral angle should be chosen to further improve transmission efficiency. 2.2.3 The influence of …”

B. Schlecht, F. Rudolph, S. Schumann Experimental studies and simulation of hypoid gear lapping S. 1403-1414

„… development over time is estimated by parabolic functions through discretely calculated data points. The …” „… face width. Since the radius of curvature perpendicular to the contact line is much smaller than …” „… geometrical constant representing the particle’s cross-sectional profile. So for a differentially small …”

M. Oehler, B. Magyar, B. Sauer A new standardizable calculation method to predict the efficiency of worm gear drives S. 363-372

„… data for the calculations. This results in a physically-based simulation model, with which worm …” „… addition, all tests are carried out with two different types of lubricants. While the smaller worm …” „… . The worm wheels of the smaller gearboxes are made of CuSn12Ni-GC (continuous casting) and the worm …”

B. Černe, D. Zorko, J. Duhovnik Semi-analytical method for the prediction of the flank temperatures of polymer gears during running S. 1611-1624

„… speed data obtained from the analysis it is then possible to develop a semi-analytical procedure for …” „… which a validation process will be possible using available experimental data. 1. Introduction …” „… order to simplify the problem. The smallest finite elements implemented on the contact interfaces have …”

A. Carbonelli, J.-Y. Guerder Computing and minimizing the whining noise – Application to a bogie gearbox S. 517-526

„… complex system. The micro-geometry is usually given for a small number of teeth when it can be measured …” „… integrated on a small frequency bandwidth (+/- 1.25 Hz) in order to capture all the energy around each …” „… railway gearbox, for which measurement data were available (32 accelerometers on the gearbox housing) for …”

J. Papies Load distribution in planetary gears considering effects of manufacturing tolerances with a statistical approach S. 783-794

„… cannot be derived from this. In reality all measured data has a scatter depending on the process …” „… obvious to use statistical attempts not only when evaluating test data, but also as an integral part of …” „… – which have to be avoided within the design process. In the case of prototypes and small series this …”

M. Baar, P. Oster, T. Tobie, K. Stahl Theoretical investigations of the load distribution of small sized crown gear sets different material pairings S. 1593-1610

„… Theoretical investigations of the load distribution of small sized crown gear sets different …” „… distribution is illustrated. Experimental tests were made to determine the load carrying capacity of small …” „… 75 52 75 52 Table 4.1: Data of test gear sets (according ebm Papst Zeitlauf antriebstechnik …”

E. Erkilic, Z. Burcay Optimizing tooth proportions to improve topland Saribay balance in aerospace bevel gears S. 447-456

„… performance and load capacity requirements of aerospace bevel gears make smaller module designs more …” „… clearance proportions of a gear pair manually or leave as calculated. In aerospace industry, small module …” „… , the output parameters that represent basic spiral bevel gear data can easily be calculated following …”

B. Schlecht, K. Neikes, E. Leidich, S. Hauschild Is the mean stress effect for shafts dependent on the geometry, material or load? S. 1145-1152

„… superimposed static torsional moment. The results will be supplemented with data from the literature to answer …” „… VDI-Berichte Nr. 2294, 2017 1145 smaller than for normal stress. For reliable fatigue strength calculations …” „… to the fatigue tests an extensive literature research was carried out. To select relevant data the …”

K. Kanto, T. Yamada, S. Komatsu, J. Morishita, I. Yamaji, A. Kubo Non-contact measurement of 3D tooth flank form accuracy of bevel gears on 5-axis machining center S. 1039-1050

„… optical method is strongly desired. The measuring device should acquire data with enough density not …” „… point cloud data. There are studies about measuring standard or topography measuring by Guenther [4, 5 …” „… profile of the target work pieces as "point cloud data". The principle of this probe is "Triangulation …”

B. Kianian, C. Andersson Sustainability-conscious Powder Metallurgy gear manufacturing – An analysis of current manufacturing challenges S. 1251-1264

„… vibration) have been performed. This results in contributing to some PM materials datasheet data in gear …” „… ’ material properties, fatigue data creation and collection on gears, confirmation of calculation methods …” „… data VDI-Berichte Nr. 2294, 20171254 availability, for example on calculation of load capacity and …”

M. Ophey, F. Klocke, C. Löpenhaus Approach for modeling grinding worm wear S. 1365-1378

„… wear data. 2. State of the Art Tribological system of grinding The tribological system can be …” „… experimental setup of both processes as well as the workpiece data is shown in Figure 3. In the analogy trials …” „… smaller slope than the deviation of the analogy workpiece. The deviation between analogy trial and …”

B. Zhmud, J. Blomkvist, M. Fallström An advanced thermal processing & coating process for enhancing gear tribology S. 1451-1462

„… conjunction with recent advances in the areas of material science, tribology and big data analysis allow …” „… process. Nitrocarburizing involves thermochemical diffusion of nitrogen, carbon, and to a very small …” „… the entrapped nitrogen but this effect is proportionally small compared to the precipitation …”

A. von Freyberg, A. Fischer Automatic geometry segmentation of involute flank regions S. 1015-1024

„… parameters out of the measured geometric data. This is necessary for the replacement of gears for which no …” „… construction data is available, e.g., for reverse engineering, machine tools with ceased support and old-timer …” „… evaluate measurement data acquired with optical sensors, as this data often contains geometrical …”

Y. Wang, B. Peng, G. Liu, L. Liu Design of transmission accuracy of the involute cylindrical gear-worm gear system under large temperature difference based on FE method S. 491-502

„… . The occurrence of bending is considered due to light or no load. The final data to be obtained is the …” „… considered due to low load or no load. The final data should be radial variation on the axial section, while …” „… material. For the sum of the above table data and the minimum backlash of each level showed at chapter 2.1 …”

F. Concli, C. Gorla Numerical modeling of the churning power losses of gears: an innovative 3D computational tool suitable for planetary gearbox simulation S. 881-892

„… both with planar simplified models and with complete 3D models and compared with experimental data …” „… produces very small elements with respect to the initial size. Because the time-step is strongly related …” „… numerical results show a significant underestimation of the experimental data (err.|med. = - 27% and …”

M. Schwenk, J. Hoffmeister, J. Hermes Prediction of local load carrying capacity for gears – a materials science approach S. 989-1002

„… considered. The hardness reduction due to tempering has been derived from quality assurance data in order to …” „… thermodynamic data [15]. For the calculation of the equilibrium transformation temperatures Ae1 and Ae3 the …” „… reduction due to the tempering is not considered. For this reason quality assurance data were combined with …”

S. Grützner Holistic simulation of gearboxes – system simulation S. 51-60

„… optimization of teeth numbers Modern powertrains of electric drive cars are driven by small machines with high …” „… need to increase wind turbine reliability to 99.5%[3] which can be achieved by developing new data …” „… sensor data collected and processed from real assets during real world operations. For example …”

J. J. Liou, S. Rakuff The development of worm drives S. 503-516

„… achieve high speed reduction in a relatively small footprint although with potentially limited …” „… 20 to 300, higher ratio is also available) in a small footprint. Unlike other types of gear drives …” „… smaller-size and higher-ratio worms but are significant in the larger-size and lower-ratio worms. The actu …”

C. Brecher, C. Löpenhaus, M. Schroers, T. Frech, P. Scholzen Optimization of NVH behavior of gears by alternative gear materials S. 539-552

„… . The input data of the simulation program is the macro and micro geometry of a pinion and a gear as …” „… and assigned to the respective elements of the FE-model. Regarding the adjustment, the material data …” „… transmission error with the FE-Stirnradkette, an averaged topography data of three teeth is used for the …”

R. Müller, L. Schirmer New tolerance concepts for the realization of steel-only worm gears S. 467-478

„… structure or process. The deviations of the assembly process are replaced by the smaller deviations of the …” „… A is too small (under 3mm). For further research only distance A is considered. Fig. 4: Deriving …” „… collecting data during a longer period and connecting the data with possible production defects. Next …”

U. Kissling, M. Stangl The documentation of gearbox reliability – an upcoming demand S. 1051-1062

„… at a given probability level the component with the smallest achievable life is the critical …” „… controls how wide the distribution is. However, although for small σ the density looks like it becomes …” „… service life is also calculated every time a verification is performed. Consequently, the data for each …”

M. Hein, T. Tobie, K. Stahl Test method for time-scaled fatigue tests of gear transmission systems S. 1073-1084

„… that the load spectrum is equal for each considered damage mechanism. Only the “Wöhler” curve data …” „… factor is quite small. The damage mechanism is then subject to change as the load is being increased …” „… examinations, a quantitative analysis is quite hard because changes in absolute values are quite small and the …”

I. Moriwaki, R. Kikuchi, D. Iba, M. Nakamura, M. Nagatsuka Contact pattern control with simple cutter motion in face-milling of zerol bevel gears using 5-axis machine S. 1379-1390

„… VDI-Berichte Nr. 2294, 2017 1379 smaller radius of curvature than a wheel convex flank. Therefore, face-milled …” „… shown in Fig.5. Figure 5 shows the relations evaluated from the data listed in Table 1, 2, and 3 …” „… coordinate system SF as shown in Fig.3. Table 2: Data on face-mill cutter. Table 1: Gear data on Zerol …”

B. Schlecht, C. Ulrich, J. Bräunig Investigations on the influence of anisotropic material properties of gear teeth on their macroscopic behavior S. 659-668

„… gear has a module of 2 and 62 teeth. The tooth width is 20 . Because of the small teeth, the …” „… deforming the tooth. The absolute values of the data points are insignificant because: - Due to the design …” „… within the project VDI-Berichte Nr. 2294, 2017 665 Fig. 7: Tooth stiffness measurement data of a …”

B. Schlecht, F. Müller, S. Schumann Simulation and measurement of tooth flank deviations on bevel gears caused by pitting and micro pitting S. 293-304

„… measurement technique The obtained data is eventually analysed respect to tooth flank deviations. In order to …” „… regarding surface area size and depth was smaller compared to the pinion. This can be explained by the …” „… registered at 55 million pinion cycles. A small strip of micro pits along the theoretical pitch cone became …”

G. Goch, K. Ni, Y. Peng, A. Günther Paradigm change in cylindrical gear metrology using areal measurement and evaluation S. 1025-1038

„… cover the entire flank instead of one profile and one lead line only, offering an improved data base for …” „… individual flanks. However, none of these approaches has been fully applied to point cloud data obtained …” „… verified by using data captured by both tactile and optical instruments. 4 Areal characterization of …”

M. Kalin, A. Kupec Wear and Fatigue Behaviour of Polymer Gears under Controlled Temperature Conditions S. 1637-1648

„… even in the same S-N curve data at different stresses we actually obtain different temperatures. This …” „… data obtained under conditions that are typically considered to be “room temperature”, which is in fact …” „… on a polymer-gear testing rig for small polymer gears, as shown schematically in Figure 1b. The test …”

T. Jurkschat, T. Lohner, K. Stahl Improved calculation method for load-dependent gear losses S. 893-904

„… coefficient of friction according to the state of the art are mainly based on empirical data derived from …” „… parameters for a wide range of operating conditions. In this paper, a small selection of these investigations …” „… = 1 as well as the lubricant data is shown in Table 1. Table 1: Geometry of the considered test …”

Titelei/Inhaltsverzeichnis

„… Nationalbibliographie (German National Bibliography); detailed bibliographic data is available via Internet at …” „… for the pre-dimensioning of beveloid gears – 565 H. Binz, Efficient design of main gearing data M …” „… live tool integrated monitoring 1219 (eltimon) H. Yakaria Gear Data Exchange (GDE) – goLive 1235 B …”

V. Angelopoulos, M. Hirsch PM gear rolling simulations using advanced plasticity material model and improved initial conditions S. 1277-1288

„… hardening and the plastic strains are developed by following the normality rule, small strains are assumed …” „… matrix material and the q factors for the Gurson model. The methodology of producing these data …” „… (Coordinate Measurement Machine) to extract the coordinates and the data were used to compare with the …”

A. Lohrengel, M. Heß Thrust cone bearings provide increased efficiency for helical gear units at moderate speed levels – Indications for possible energy saving potential in an expanded field of application S. 231-242

„… an excerpt of the experimental work. The data illustrates border lines between mixed friction and …” „… necessary to generate hydrodynamic lubrication at all. Fig. 4 shows, that a small geometric variation in …” „… lubrication for different flat thrust cones based on the experimental data. VDI-Berichte Nr. 2294, 2017236 …”

C. Andersson Grinding or shaving? – Performance based economic decision support in the manufacturing of gears S. 1353-1364

„… required input data required to make a decision. With the performance driven cost model used during the …” „… in association with management of manufacturing operations, data on key parameters need to be …” „… operations requires reliable data acquisition (of both economic and production Key Performance Indicators …”

D. Krüger, E. Leidich, I. Römhild, R. Heß, H. Linke Geometry, pitting and tooth root capacity of asymmetric gears S. 751-768

„… engagement. The smaller pressure angle of the coast flank can be used to maintain a reasonable tooth tip …” „… , using tool tip radii of ρa0I = ρa0II = 0.15 mn. Choosing a tool addendum smaller than the maximum, the …” „… a bigger amount of data. Furthermore, when using the equations in [7] to calculate the maximum …”

K. Mao, V. Goodship, N. Madhav, R. Ramakrishnan, P. Langlois Experimental Investigations of Polymer Composite Gear Performance S. 1625-1636

„… recording wear measurements. Wear and life are recorded on a data-logging system using a dedicated …” „… for acetal and nylon. With so many new polymer materials becoming available, this limited data is a …” „… of the severe non-linearity and high real-life sensitivity to small changes in polymer gear …”

D. Iba, S. Futagawa, T. Kamimoto, M. Nakamura, N. Miura, T. Iizuka, A. Masuda, A. Sone, I. Moriwaki Print of crack detection sensor for spur gears by laser sintering of conductive ink S. 869-880

„… a very small crack important for quitting operations. On the other hand, we have advanced a …” „… (Roland MDX-40A) and jig for the laser module. Table 1: Roland MDX-40A Technical data sheet. Workpiece …” „… 2: ZCL-40A Technical data sheet. Maximum angle of rotation ± 99999.999° Loadable workpiece size …”

C. Güntner, T. Tobie, K. Stahl “Alternative” microstructures and their influence on mechanical properties of case-hardened gears S. 399-410

„… austenite in the specifications of ISO 6336 for case hardened gears [8]; * reduced data points 250 300 …” „… retained austenite in the specifications of ISO 6336 for case hardened gears [8]; * reduced data points …” „… of one batch of the material 20MnCr5 (chemical composition in Table 1). The main geometry data of …”

B. Guilbert, P. Cutuli, P. Velex Hybrid dynamic model of hollow thin-rimmed gears S. 623-634

„… 1: Gear data Pinion Gear Module m (mm) 2.5 Number of teeth 35 68 Pressure Angle (°) 25 …” „… high-frequency mesh components are also visible but their amplitudes are smaller. Fig. 5 …”

E. Maier, A. Ziegltrum, T. Lohner, K. Stahl Characterization of TEHL contacts of thermoplastic gears S. 1483-1496

„… c). The calculated coefficients of friction are as small as µ = 0.0268 for the steel-steel and µ …” „… shown) are one order of magnitude smaller than normal deformation δz,1. Pairing Normal line load …” „… surface deformation of the steel body δz,2 is much smaller compared to the surface deformation of the POM …”

doi.org/10.51202/9783181022948

VDI Wissensforum GmbH - Fahrerassistenz und Integrierte Sicherheit 2016

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VDI Wissensforum GmbH (Hrsg.)

Fahrerassistenz und Integrierte Sicherheit 2016

Reihe: VDI-Berichte

Band 2288 2016

Treffer in den folgenden Teilen:

S. Gehrig, S. Ramos, P. Pinggera, U. Franke Detecting Small Road Hazards – A Must for Self-Driving Vehicles S. 425-438

„… small road obstacle detection approaches, we introduce a novel dataset with recordings from 13 …” „… , this represents the first publicly available dataset with its main focus on the detection of small …” „… Detecting Small Road Hazards A Must for Self-Driving Vehicles Dr. S. Gehrig, S. Ramos, P …”

doi.org/10.51202/9783181022887

VDI Wissensforum GmbH - AgEng LAND.TECHNIK 2022

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VDI Wissensforum GmbH (Hrsg.)

AgEng LAND.TECHNIK 2022

Reihe: VDI-Berichte

Band 2406 2022

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C. Stumpe, S. Böttinger Grassland yield prediction and mapping in small-scaled regions S. 149-154

„… Grassland yield prediction and mapping in small-scaled regions Christoph Stumpe, M. Sc., Prof …” „… yield maps are current challenges particularly in small-scaled regions. Since this information serves as …” „… plate meter (RPM) and by an unmanned aerial system (UAS). The multispectral and RGB data acquired with …”

A. Hecker, B. Striller, F. Boye, Norman Franchi, H. Freytag Aspects on Applying and Operating Campus Networks in Agriculture S. 411-418

„… transfer is not time critical and the processed data can also consist of smaller data sets than the raw …” „… provide a solution for automated data communication in agriculture and effective management of farm …” „… Management Information Systems (FMIS) are essential. Data gathering and transport are substantial …”

L. Wannasek, D. May, D. Tyris, T. Amon Design of an on-farm biomethane upgrading plant with hybrid compression and filling station S. 259-266

„… by-products to produce biogas is a well-established technology. Small-scale biogas plants that use this …” „… further processing to fuel-grade biomethane is rare, mainly because the technology for small-scale plants …” „… make this small plant (production volume less than 10 m3-biomethane per hour) economically competitive …”

K. A. Kibwika, I.-H. Seo A CFD study on Ventilation and Micro-environment in Tomato Greenhouse-complex Located on Saemangeum Reclaimed Land – Model design approach and validation procedure S. 611-616

„… constructing such large greenhouse complexes as preveous studies have focused on small scale greenhouses of …” „… validating models with no field data. These methods will be used to to evaluate local natural ventilation …” „… constructing such large greenhouse complexes . preveous studies have focused on small scale greenhouses of less …”

H. W. Griepentrog, A. Stana, D. Reiser Concept and performance of an autonomous precision seeder for grain crops – Optimization of seed embedding into the soil S. 561-566

„… precision seeding of grains. A small catch crop seeder was used to function as a seed storage and conveying …” „… accurate seed placements for e.g. 200 seeds/m² on a centimetre scale. Small autonomous robots are capable …” „… of the robot consisting of a small seed hopper and a pneumatic conveying system. The main components …”

A. Panambilly, P. Schade Smart Constituent Sensing using HarvestLabTM 3000 – An innovative NIR based Constituent Sensing solution S. 335-342

„… the spectral data and a live video feed of the samples measured during harvest. The new camera …” „… Error (MAE) if one suspects noise or outliers in the data [3]. In either case the output is just one …” „… using image data from camera augmented smart NIR sensor is proposed. The algorithm is designed to …”

E. Thiessen, M. Eslamifar, R. Kock, E. Hartung, P. Lausen On Farm Validation of different NIR Sensors for Manure Sensing S. 9-16

„… N, NH4-N, P, K and DM They have different properties according to the data output (tab. 1). Table 1 …” „… with a part of the stirred-up subsample and each tube measured three times. Data analysis For the …” „… that all NIR sensors have a slope clear smaller than 1 (only for DM constituent parameter\sensor NIRS1 …”

H. Battke, L. Krause, J. Petri China’s spraying drone trend – a European opportunity? S. 217-234

„… that Pix4D developed.1. While the area performance of our small prototype is far lower than …” „… only 0.96 ha. In such small fields, spraying dronescompete against and replace human workers, not …” „… machinery might bedisrupted by smart, small, autonomous, swarm flight and field robotics because of cost-and …”

N. Pathak, P. V. Mahajan Performance evaluation of ethylene scavenging films for applications in fruit and vegetables packaging – Comparison of ethylene scavenging films S. 107-114

„… extensively researched for ethylene removal [2, 3]. These materials are usually filled in small sachets and …” „… maintain a 100 % humid condition water was placed in the bottom of the jar in a small aluminium boat. The …” „… The ethylene removal data was fit to pseudo first order kinetics as previously done [3] according to …”

S. H. F. Al-Rikabi, E. Santolini, M. Bovo, A. Barbaresi, D. Torreggiani, P. Tassinari, B. Pulvirenti Definition of a Porous Media Model Simulating the Presence of a Small Canopy Crops in a Greenhouse – CFD simulations and comparison with experimental tests S. 639-648

„… Definition of a Porous Media Model Simulating the Presence of a Small Canopy Crops in a Greenhouse …” „… as the reality. Boundary conditions were applied to the CFD model based on the data of climate …” „… of April, 2021, by using a set of sensors to collect the data needed for verifying the CFD model. The …”

V. Ernst, J. Schwehn, N. Ebertshauser, S. Böttinger Investigations on the rolling resistance of tractor tires using coast down tests S. 581-588

„… tractor tires. During a coast down test over the complete speed range of the vehicle, several data is …” „… logged and processed afterwards. The required data can mainly be extracted from common information …” „… coast down test over the complete speed range of the vehicle setup, several data is logged and processed …”

J. M. Anderson, S. Foroushani, A. Hansen, G. Hoffmann, T. Ilte, D. Janke, R. Shamshiri, B. Sturm, M. Senft, C. Weltzien IoT platform challenges, planning, and implementation for the Leibniz Innovation Farm (InnoHof) S. 525-532

„… steps needed to publish datasets in order to enhance use and reuse of data and maximize scientific …” „… list in the abstract of this report. A wide variety of sensors, from low data-rate instruments …” „… monitoring temperature and humidity, to high data-rate instruments such as high-definition video recorders …”

M. Trimmel, E. Eder, P. Riegler-Nurscher, K. Schedle Prospective Thermal Processing of Soybeans Using a Bean Characteristic Model S. 541-548

„… the present work the focus of research is on small and medium sized plant types using thermal …” „… recording of temperature, humidity, power consumption and weighing data. Fig. 2: Laboratory roaster for …” „… ). The modelling is done using python code. For the modelling a small number of samples (about 50 samples …”

E. Michielan, M. Mattetti Combine harvester – Outlining the combine harvester usage through CANBUS data analysis S. 41-46

„… Combine harvester Outlining the combine harvester usage through CANBUS data analysis Ph. D …” „… the data, it was possible to obtain information about the activities performed and information about …” „… operational parameters of the combines. The data showed that combines operated on harvesting, on idle and on …”

G. Maurer Unspoken Misapplication – Micro-Agronomics and Visual Fallacy of Agricultural Spraying S. 283-290

„… overall performance and efficacy in a spray operation, and small changes in the performance of an …” „… knowing if each of their spray tips were doing a good job.  Data and record keeping were top of mind …” „… Conclusively, the data indicates that under application of pesticides across a wide swath of crop has a …”

N. Katsoulas, C. Baxevanou, D. Feidaros Optimal design of a hybrid power generation system for greenhouses S. 53-60

„… of energy produced with the smallest possible environmental footprint. The present work addresses the …” „… of solar potential for areas with low solar potential (for Greece) are based on data from [7]. The …” „… default wind pattern herein), and the model of central and northern Europe characterised by a small annual …”

A. van Dueren den Hollander Intra row weeding in sugar beets with the use of Artificial Intelligence – From theory to practice S. 267-274

„… or even smaller in size than the weeds. Classical image processing then has a challenge in …” „… conditions, required a good training data set. To obtain the data, a data collection plan was set up. This …” „… . After gathering data and annotating, the model was trained optimally with the latest available object …”

N. Schmid, J. Audenaert, F. Reinmuth, S. Kuebler, P. Breunig The role of business model innovation in the context of site-specific weed management – Unveil adoption preference drivers and the impact of Business Model Innovation in the context of site-specific w... S. 275-282

„… Nr. 2406, 2022 277Following a general introduction, farm and socio-demographic data were collected …” „… respondent data on an individual level [22] which improves the precision and reliability of utility estimates …” „… are interval data, scaled to zero within each attribute and therefore have an arbitrary nature. Total …”

A. Tempelaere, H. Minh Phan, T. Van De Looverbosch, P. Verboven, B. Nicolai Non-destructive internal disorder detection in pear fruit using X-ray radiographs and deep learning S. 517-524

„… additional training data. X-ray CT scans of pear fruit A CT dataset (8-bit) of 180 pears was acquired by a …” „… used as ground-truth data for the development of our segmentation model. Dataset for training …” „… that can label every pixel in the radiography image data as ‘external air’, ‘healthy tissue’, ‘core …”

F. Butzenlechner, P. Kastenhofer, A. Ettlinger, M. Gansberger, P. Prankl, A. Müllner Effects of site-specific corn sowing on yield and quality in different climatic regions in Austria S. 555-560

„… site-adapted sowing of maize in dry periods. The basis of these investigations are data obtained from field …” „… . There is a tendency, that site-adapted sowing leads to higher dry matter yields. The yield data from …” „… figure 4, the differences between site-adapted sowing and sowing with fixed number of grains are small …”

L. Friedrich, P. Simon, A. Hoffmann, K.-L. Krieger Classification of manure type and their influence on the accuracy of nutrient determination in organic manures using NIR spectroscopy S. 359-364

„… data pre-processing, such as baseline correction, vector normalization, min-max normalization …” „… development and evaluation (stage 1) is smaller than the RMSE for the misclassified samples during model …” „… learning: data mining, inference, and prediction. New York, NY: Springer, 2017. [5] Tharwat, A …”

P. M. Roth, F. M. Appich, S. Böttinger Interaction properties of wheat straw and grain for Discrete Element Method S. 549-554

„… worm drive. The angle is measured via an angle encoder on the rotation axis and the data is recorded by …” „… friction partner and orientation. The experiments showed that the true contact area is smaller than the …” „… influence. Therefore, it is important to fit functions with a high coefficient of determination to the data …”

S. Kubinski, T. Meinel Methodology for the development of a plant detection system based on mechanical properties of crops using the example of corn – Contribution to the cost-effective enabling of plant-individual care mea... S. 135-140

„… the creation of a data base which contains the mechanical properties of maize plants. Based on the …” „… gathered data, dummy-plants are manufactured. These ensure, that tests of the plant detection system, which …” „… working width. A faster closing of the rows (later date of sowing, faster growth, smaller distance between …”

Titelei/Inhaltsverzeichnis

„… Engineering and Bioeconomy (ATB), PotsdamClosing data-gaps between calves and cows – Conceptualization of a …” „… National Bibliography); detailed bibliographic data is available via Internet at www.dnb.de.Preflight Lx3 …” „… , CLAAS SE GmbH, HarsewinkelCombine harvester – Outlining the combine harvester usage through CANBUS data …”

C. Depenbrock, L. Frerichs Investigation and testing of a novel concept for straw management with the “Kombi-Mulcher” – How the decoupling of combine threshing and straw management by means of a “Kombi-Mulcher” contributes to e... S. 179-188

„… device because of the small space requirement, the high susceptibility to faults and the good …” „… . The focus is on two areas of measurement data recording, firstly on the internal data on the data bus …” „… of the individual drives are recorded. In order to ensure time-synchronous data recording of the …”

D. Tyris, D. Manolakos, T. Bartzanas, S. Benni, T. Amon, J. Maselyne, S. Lecompte, P. Grammelis, A. Balafoutis, G. Zhang, P. Bakalis, S. Kalogridis, O. Marchand, H. Hoes, J. Gomes RES4LIVE – Energy Smart Livestock Farming towards Zero Fossil Fuel Consumption S. 493-498

„… manufacturers, the design and manufacturing of the small-scale biogas to biomethane upgrading plant, equipped …” „… progressed significantly, while the preparatory works are on-going. As final step, data collection has been …”

J. Schemminger, Sharvari Raut, B. Sturm, Albrecht Daniel, Thijs Defraeye A digital shadow to study the convective drying of carrot slices S. 155-164

„… temperature and air humidity data is used as an input to the model, representing boundary conditions of the …” „… . [14] calibrated for experimental data from Raut et al. [11]: ? ? ⋅ ? ⋅ ? ⋅ ln ? ( 3 ) ? 17.454 …” „… measured data from [11] as shown in figure 1 and interpolated using a piecewise cubic interpolation method …”

M. Messieux, D. Touze, R. Guillaud, O. Bensehila, O. Marchand, S. Foroushani, L. Wannasek, T. Amon Conversion of a diesel farm tractor to run on bioCNG – Adapted in-use livestock farm tractor for biomethane S. 253-258

„… cycles [1]. Especially for agricultural livestock farms, off-grid biogas production with small upgrading …” „… , including cylinder pressure and high-speed data acquisition for the combustion analysis. The gas consumption …” „… biomethane. The tractor will be equipped with a logger to record the main data to assess the tractor real …”

F. Regler, F. Hausmann, H. Bernhardt, M. Krueger Potential and improvement of maintenance efficiency of agricultural machines by a new digital maintenance assistant S. 419-428

„… and thus without a well-founded data basis. Asking for the knowledge about specific maintenance …” „… done without any valid data. When asked for the current method of maintenance documentation, 43.1 …” „… large farms, and less for small farms. Beside those objective and suggestive answers, some respondents …”

C. M. Levrault, J. T. Eekelder, J. P. M. Ploegaert, N. M. W. Ogink Measurement of dairy cows‘ individual methane production rates: the Cubicle Hood Sampler, an on-barn alternative S. 85-92

„… the methane concentration (ppm) measured over the last 20 seconds. All data but the FTIR ones were …” „… 89column. Once all nine sensors had emitted their pulses, only the smallest distance measured by each …” „… collected and stored by a datalogger (CR1000X, Campbell Scientific) every 30 seconds. Fig. 2: Upper side …”

A. Gkountas, P. Bakalis, D. Tyris, D. Manolakos Thermodynamic modelling of a Biomass Organic Rankine Cycle for sustainable heat and power cogeneration in greenhouses S. 47-52

„… electricity needs of a greenhouse. A technoeconomic assessment of the small-scale biomass CHP units, was …” „… , covering the energy needs of a small greenhouse. Firstly, a simulation model of the greenhouse is developed …” „… , Thermo-economic assessment of small-scale biomass CHP: steam turbines vs ORC in different energy demand segments …”

doi.org/10.51202/9783181024065

VDI Wissensforum GmbH - Gleit- und Wälzlagerungen 2021

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VDI Wissensforum GmbH (Hrsg.)

Gleit- und Wälzlagerungen 2021

2021

Treffer in den folgenden Teilen:

S. Hashimoto, H. Komata, K. Ueda Rolling Contact Fatigue Life Evaluation utilizing Mode II Stress Intensity factor S. 259-270

„… bearing with small drilled holes of various diameters and depths. The RCF life (flaking life) data were …” „… factor range, KII, at the crack tip generated from a small defect under rolling contact fatigue (RCF …” „… been verified by the RCF life test of rolling bearings with small defects that the flaking life can be …”

doi.org/10.51202/9783181023785

VDI Wissensforum GmbH - LAND.TECHNIK AgEng 2019

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VDI Wissensforum GmbH (Hrsg.)

LAND.TECHNIK AgEng 2019

Reihe: VDI-Berichte

Band 2361 2019

Treffer in den folgenden Teilen:

M. J. Darr, M. M. Qasaimeh, C. J. Murphy, B. R. Covington, V. Fuchs, T. Schaefer, F. Pardina, B. Reddy, J. Petri, T. Fuege, J. Hinze High Definition Yield Maps for Precision Ag Decision Support S. 327-334

„… & Company, Kaiserslautern Abstract Yield data is the most widely used agronomic data source for site …” „… specific management in agriculture. The purpose of yield data is to provide high quality and insightful …” „… data that characterizes yield response to fertilizer input factors, soil types, landscape position, or …”

T. M. J. Ruigrok, L. Voorhoeve , G. Kootstra, E. J. van Henten A robust plant localization and identification system for precision farming – The effects of uncontrolled illumination on an end-to-end deep-learning plant detection algorithm S. 383-390

„… used. Materials and methods Dataset description On the 28th of May and the 1st of June in 2018, data …” „… . During the data campaign, two datasets were acquired: The controlled light, and the uncontrolled light …” „… uncontrolled light will be smaller if both datasets were acquired at the exact same location. Conclusions …”

L. Hauer, L. Handl, P. Prankl, M. Datzberger, F. Handler, S. Polly GIS-ELA – Open Source GIS system for small-scale agriculture S. 319-326

„… GIS-ELA Open Source GIS system for small-scale agriculture Lukas Hauer, Lukas Handl, Peter …” „… . GIS-ELA aims at promoting the usage of site-specific fertilization in the small-scale Austrian …” „… agriculture. For this purpose, application maps are created by using public available data sources, such as …”

M. Hinrichs, P. Pickel, R. Isermann Model-Based Chiptuning Detection of Diesel Engines S. 1-8

„… repair costs. This paper presents a fuel mass model which helps to create a data basis, or to implement …” „… small pump quantities, the green low-pressure zones become significantly longer) and on the injection …” „… 105 3.5 Tuning (Injector-pulse-tuning) 115 3.8 However, the leakage quantity is very small …”

V. Tsukor, S. Hinck, A. Ruckelshausen, W. Nietfeld, T. Mosler, H. Tesch, F. Lorenz, E. Najdenko, A. Moeller, D. Mentrup Automated mobile field laboratory for on-the-go soilnutrient analysis with the ISFET multi-sensor module S. 377-382

„… , Eydelstedt; D. Mentrup, iotech GmbH, Osnabrueck Abstract With the mobile field laboratory soil2data …” „… . Besides the advantages of a fast data availability of the soil nutrient contents and the omission of soil …” „… automatic. The measurement results are instantly available and can be stored on external data platforms for …”

A. M. Moanţă, C. Bartolein, T. Riedel, S. Estel, C. Federle Generation of Digital Terrain Models from GNSS Data – Correction signal and working width-based evaluation S. 471-478

„… . For documentation data recorded with a working width smaller than 15m, the minimum imposed distance …” „… Generation of Digital Terrain Models from GNSS Data Correction signal and working width-based …” „… determining the potential and limitations in terms of distribution and accuracy of GNSS data sampled during …”

M. Sax, R. Latsch, T. Anken, V. Moser, P. Krummenacher Automated site-specific overseeding of grassland S. 165-228

„… direct contact with the soil and have enough space and light to grow. In case of many small gaps, a …” „… placed in front of the tractor, a data processing unit on the tractor and an adapted pneumatic seeder …” „… tractor. We used the Tegra K1 (NVIDIA, Santa Clara, United States of America) as data processing unit …”

N. Schlingmann, V. Vandecaveye, C. Gossard, P. van der Vlugt, K. H. Rolf AEF – Partnership to develop open standard for cloud communication S. 63-68

„… . To get data from the vehicles, this is the primary source to connect to. Some of the smaller …” „… ? Farmers are not satisfied with existing solutions. A sustainable eco-system for innovative data-driven …” „… actively help establish the data eco-system by developing the gateways into/out of telematics platforms and …”

C. Campanella, K. Huber, G. Monacelli, L. Ungaretti, M. D’Orazio, G. Scotto di vetta, M. Peruzzini, F. Grandi Ergonomic and compact armrest of agricultural tractors – Innovative methods to design an ergonomic armrest S. 243-252

„… - compact armrest” is 30% smaller than the previous one, but at the same time it accommodates in comfort …” „… . It is characterized by smaller dimensions (minor length and width), lower intrusiveness for the …” „… Area Network) data collection for analyses of the human inter-action with the control devices and …”

D. Smart, V. Brill High Speed ISOBUS, an AEF Project for next generation Ag networking S. 91-106

„… Communications Heavy Duty Vehicle Network 4 https://www.aef-online.org 5 CAN-FD – CAN with Flexible Data-Rate …” „… prescription More precise data logging of as-applied and yield information Higher featured and more …” „… that supports major advancements beyond what we know about today. This is of course no small challenge …”

H. Vennemann, M. van den Boom, H. Hecheltjen Mobile intelligence for LEMKEN equipment – A retrofittable intelligent hardware generates additional value for various agricultural implements S. 433-438

„… data-generating implements, which already feature ISOBUS or CAN-bus, the MILE module is capable of recording the …” „… data-generating and non-data-generating implements Use cases Within the LEMKEN product portfolio, the MILE …” „… tractor. The electrical power supply to the system, as well as data communication between the tractor and …”

C. Rechberger, M. Trimmel, F.-F. Huber Hybrid-Disc-Plough – An energy saving plough concept for heavier soils S. 503-508

„… prototype (see Fig. 1 right) in combination with a data acquisition system type IMC CRONOS SL, was in use …” „… small deviations for both ploughs. Due to limitations in the adjustment range of the HPD, the total …” „… soil fragmentation (smaller sizes of aggregate on the soil surface) and increased mixing of plant …”

X. Tian, A. Vacca, S. Fiorati, F. Pintore An Analysis of the Energy Consumption in the High-Pressure System of an Agricultural Tractor through Modeling and Experiment S. 9-18

„… highlights the data flow interactions between different model blocks. Oil flows into the priority valve …” „… the model parameters on the basis of experimental data. The experimental set-up, which is the one also …” „… experimental data and simulation results at a certain time ∗ regarding data acquired from certain sensors …”

M. Trimmel, P. Riegler-Nurscher, R. Streimelweger Broadband SHF Radar measurements for soil moisture estimation in the range between 1 and 18 GHz S. 347-354

„… these applications require largesurface and rapid measurements (dynamic data capture) with a high number …” „… of data points [1]. In general for analysis of soil moisture content different methods are …” „… . 1, was rotated at a constant rate of 0.1 rpm. During a drying process the VNA data and the …”

Titelei/Inhaltsverzeichnis

„… . Schallermayer, aag (agricultural application group), Frankfurt DataConnect – A solution for Cloud to Cloud data …” „… Nationalbibliographie (German National Bibliography); detailed bibliographic data is available via Internet at …” „… , Italy Content f Data Management AEF – Partnership to develop open standard for cloud communication …”

P. Sivasothy, G. Bulun, J. Seewig, J. Imwalle Implementation of a Dynamic Product Development Method for Agricultural Engineering Based on Virtual Prototypes S. 273-280

„… distinguished: a data-based image (black box), a model-based image (white box) or a hybrid, a combination of a …” „… data-based and a model-based image (grey box) [4]. The white box, which is preferred for simple, well …” „… . Individual components are initially developed and combined as white box (model-based), black box (data-based …”

T. Herlitzius, H. Fichtl, A. Grosa, M. Henke, M. Hengst Feldschwarm – Modular and Scalable Tillage Systems with Shared Autonomy S. 409-420

„… addition, the interfaces for mechanical connection, power transmission and data transfer need to be …” „… a paradigm shift from large machines towards smaller, more intelligent and highly automated systems …” „… mapping technologies or cloud computing-based process management and processing of big data have affected …”

M. Rothmund, R. Marx Security Concept for ISOconnect – a Secure ISOBUS Telemetry Device S. 561-572

„… Datalogger (AEF TC- BAS [1] or ISO11783-10 v.4 datalogger [2]) to collect process data from tractors and …” „… . 2361, 2019 561 for instance for tasks control functionality or process data documentation or direct …” „… stick with cloud-connectivity, which is plugged into the ISOBUS tractor terminal to transfer Task Data …”

M. Bouten, T. Meinel, W. Kath-Petersen Development and utilization of a new application system for precise fertilizer placement in corn S. 513-520

„… small machine types or in combination with a pneumatic conveying system for the outer rows. Simple and …” „… of the fact that this root system refers to the fully developed plant, a smaller root zone must be …” „… tanks and a control unit was retrofitted. A data connection was also established between the basic …”

T. Oksanen, R. Soitinaho, J. Huuskonen, V. Vayrynen Autonomous tractors harrowing and sowing simultaneously S. 159-164

„… local radio communication was realized between the vehicles to share location. The data flow diagram is …” „… presented in Fig. 2. Fig. 2: Data flow diagram and communication systems for AR headset The AR hardware used …” „… user’s environment. The headset is equipped with a small computer running an Android-based operating …”

A. Biswas, E. Eising SoilReader: A new in-situ multi-depth, multi-constituent, on-the-go precision soil analyzer S. 355-376

„… testing for data acquisition controls: A set of 72 soil samples (Dataset 1) were collected from 9 fields …” „… distribution of the data (Fig. 4). Though in this preliminary study, the datasets were not transformed before …” „… near-infrared wavelength (~900-1700 nm) and transmits data to storage and controllers at a lighting fast speed …”

L. Levato, C. De Marco, P. Tamamidis, G. Monacelli, S. Panunzio Development of a compact After-Treatment System for agricultural tractors S. 295-304

„… anymore compliant with market requirements, especially for small and medium tractors. To achieve a high …” „… the injection of Urea into the exhaust gases based on the instantaneous data received from the …” „… substrate, so consequently the small volume. Therefore, with the objective to maximize the urea evaporation …”

D. Bosenberg, W. Strothmann, C. Halbrugge, H. Korte Approach for increasing automation progress in root crop harvesting S. 439-446

„… be foreseen. In order to fill these gaps, additional machine data from long term machine data …” „… leads to smaller earth cushions and therefore consequently to more damages through bruises. Compared …”

S. Lorenz, H. Wanta, J. Krzywinski, T. Herlitzius FELDSCHWARM©-UI: A User Interface for Controlling Swarm Technology S. 253-264

„… management systems and precision farming applications that collect, process and integrate data into the …” „… . Autonomous machines allow the operation of more and smaller machines, combined in so called swarms so …” „… the essential answer to these questions at all times. The grouping of vehicle data with different …”

doi.org/10.51202/9783181023617

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