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GJAE - German Journal of Agricultural Economics

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GJAE - German Journal of Agricultural Economics

Browse Volumes: GJAE - German Journal of Agricultural Economics

GJAE Volume 70 (2021) Issue 03 ISSN Online: 2191-4028

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Wolfgang Britz Automated Calibration of Farm-Sale Mixed Linear Programming Models using Bi-Level Programming S. 165-181

„… true parameters and thus allows for systematic and automated calibration.Keywordslinear programming …” „… automated calibration.Keywordslinear programming; mixed linear programming; calibration; bi-level …” „… GJAE 70 (2021), Number 3 165 Automated Calibration of Farm-Sale Mixed Linear Programming Models …”

doi.org/10.51202/2191-4028-2021-03

VDI Wissensforum GmbH - International Conference on Gears 2023

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2023

Series: VDI-Berichte

Volume 2422 2023

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A. Wedmann, M. Stein, K. Kniel Large gear metrology at PTB S. 1803-1820

„… able to ensure reliable proof of quality, a calibration service for large workpieces and particularly …” „… the development of respective calibration strategies, the range of gear calibration capabilities could …” „… gear ring measurement standard, the calibrations can also be carried out in overturned positions now …”

A. Alnahlaui, P. Tenberge Optimised statistical evaluation for the determination of tooth root endurance strength S. 19-32

„… the simulations with staircase method were carried out with an increasing calibration test (ICT). This …” „… scenario of calibration test is when the first test starts at a load level that is higher than the actual …” „… calibration tests (DCT) is observed. At the right-side an exemplary staircase test with increasing calibration …”

C. van Oss, A. Hilbig, H. Sardemann, S. Schumann, B. Schlecht Opportunities arising from digital twins in gear development S. 1027-1038

„… calibration. To derive it from the measurement image, fiducial markers are needed whose coordinates are given …” „… measurement images (simultaneous calibration) or is determined separately beforehand (test field calibration …” „… , Offenbach : Wichmann Verlag, 2010 [3] BROWN, Duane C.: Close-range camera calibration. In: Photogramm. Eng …”

B. Devaux, C. Hamon, S. Montani Evaluation of specialty polymer performances in gear applications and the bias between modeling and testing approaches S. 1515-1532

„… parameters.The calibration of these material parameters is based on anisotropic stress-strain curves that have …” „… machined, in different orientations (0°, 45° and 90°), in a specific in-house calibration plaque (designed …” „… our material law to any given fiber orientation [3].Fig. 18: DIGIMAT calibration based on anisotropic …”

M. Fürst, S. Sepp, D. Schweigert, M. Otto, K. Stahl Experimental Investigation of Moving Contact Pattern in Helical Planetary Gearboxes S. 569-582

„… calibration of the measuring tips, the accuracy of the measurements is ensured. This process is performed by …” „… load Fig. 3: Reference sphere with temperature sensor formeasuring tip calibration Table 3: Test gear …”

B. Černe, N. Vukašinović, D. Zorko In-situ experimental methods for measuring tooth meshing displacements and wear during polymer gear tests using a high-speed camera with microscopy optics S. 1563-1580

„… a light calibration procedure, like the one used in EDD, is first introduced to obtain homogeneous …” „… the wear measurement pre-processing phase. A) original HSC recording image, b) brightness calibration …”

P. Romio Spur Gear Teeth Reconstruction via Direct Laser Deposition S. 1641-1664

„… 0.001) g was also weighed in every evaluation in order to dismiss scale calibration issues in the pinion …” „… change due to any scale calibration problems but only due to the performed tests. m = (mi+1 – mi) + (mri …”

J. Vorgerd, P. Tenberge, M. Steinrötter Scuffing load carrying capacity of high-speed gears with an isotropic superfinished surface S. 227-242

„… cover these effects of higher pitch line velocities and isotropic superfinishing, Eq. 5. The calibration …”

Y. Koch, E. Kirchner, J. Hirschmann Measuring Instantaneous Angular Speed using a Gear Wheel as Material Measure to detect Pitting Damage during an Endurance Test S. 81-96

„… possible to reduce the influence of this disturbance by calibration of the sensor. Despite these influences …”

F. Concli, M. N. Mastrone Latest advancements in the lubrication simulations of geared systems: a technology ready for industrial applications S. 499-518

„… defined as :; <=>?@AB Cwhere Gg is the volume of air per unit of time, Cair is a calibration parameter …”

doi.org/10.51202/9783181024225

VDI Wissensforum GmbH - Messunsicherheit praxisgerecht bestimmen 2017 und Prüfprozesse in der industriellen Praxis 2017

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VDI Wissensforum GmbH (ed.)

Messunsicherheit praxisgerecht bestimmen 2017 und Prüfprozesse in der industriellen Praxis 2017

Series: VDI-Berichte

Volume 2319 2017

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J. van der Grinten Kalibrierung von Gasdurchfluss-Messgeräten S. 27-38

„… Kalibrierung von Gasdurchfluss-Messgeräten Calibration of gas flowmeters Dr. Jos van der …” „… During high-pressure gas flow calibrations, the uncertainties of a gasmeter due to repeatability and …” „… the representation of the calibration curves. For turbine gasmeters, a polynomial equation (1 …”

T. Ring Datenaustausch mit dem Kalibrierlabor – Neues zur VDI 2623 S. 371-384

„… a calibration application and an external calibration laboratory. The data exchange format uses a …” „… multi-level XML file. All this is summarized in a calibration order containing the test equipment master data …” „… , the data of the calibration application, calibration plans and instructions to the calibration …”

S. Osang Kalibrierung von Waagen mit dem Substitutionsverfahren – Anwendung des Substitutionsverfahrens bei der Kalibrierung von Hochlastwaagen mit Betrachtung der Messunsicherheit S. 19-26

„… substitution procedure for the calibration of highload scales with consideration of measurement uncertainty …” „… calibration of highload scales. The procedure and its influence on the uncertainty of the calibration are …” „… calibration of non-automatic weighing instruments” VDI-Berichte Nr. 2319, 2017 21 3. Durchführung der …”

J. Nitsche, D. Röske, R. Kumme, R. Tutsch Unsicherheitsabschätzung bei der Kalibrierung sechsachsiger Kraft-Momenten-Sensoren S. 245-258

„… of the calibration uncertainty of six-component force-moment-sensors Dipl.-Ing. Jan Nitsche …” „… the calibration of multi-axial force and moment sensors. The uncertainty of the identification of …” „… ] Ferrero C, Zhong L Q, Marinari C and Martino E: New automatic multicomponent calibration system with …”

B. Pesch Festlegung der Kalibrier- oder Nutzungsintervalle von Messmitteln S. 85-98

„… is shown, why a program for the definition and monitoring of calibration intervals is necessary …” „… Calibration Intervals [7] Die Ansätze der amerikanischen Autoren Donald W. Wyatt3 und Howard T. Castrup4 in …” „… ] International Laboratory Accreditation Cooperation (ILAC), „ILAC-G5:1994 - Guidfelines for Calibration and …”

C. Mester, J.-P. Braun, C. Ané Messunsicherheit bei der Kalibrierung von Power Quality Analysern – Kalibrierung, Prüfung und Zertifizierung von Messgeräten für die Versorgungsqualität S. 39-50

„… Messunsicherheit bei der Kalibrierung von Power Quality Analysern Calibration of power quality …” „… Versorgungsqualität Calibration, testing and certification of power quality analysers Dr. Christian Mester …” „… METAS in Switzerland operates a calibration system for power quality analysers. This system is …”

A. Schäfer Messunsicherheiten für Messungen sehr großer Kräfte, Drehmomente und Drücke – Anforderungen der Industrie den realisierbaren Messunsicherheiten gegenübergestellt S. 221-232

„… , Oldenburg [5] A. Schäfer “Examples and proposed solutions regarding the growing importance of calibration …” „… ] “Uncertainty of Force Measurements” EURAMET Calibration Guide cg-4 Version 2.0 (03/2011) Previously EA-10/04 …” „… [11] T. Kleckers; A. Schäfer, “Force Calibration with Build Up Systems”, International Metrology …”

R. Klinke, M.-T. Schablowski Sensorik in der Fahrzeugsicherheit – Anforderungen, Lösungen und Rückführung S. 359-366

„… specifications in the SAE J2570, also the measurement uncertainties of the calibrations are defined in the ISO …” „… sensor technology, their calibration and solutions for decentralized data preprocessing are presented on …”

P. Vrdoljak, M. Schalles In situ Einpunktkalibrierung von Thermometern mittels Fixpunkten S. 197-206

„… calibration of thermometers by means of fix point cells Dr. rer. nat. Pavo Vrdoljak, Endress+Hauser …” „… a simplified measurement uncertainty budget. Fix-point-cells providing calibration points were …” „… Elgourdou, M.: Extension of the minicell thermocouple calibration technique to the palladium fixed point …”

G. Dudek Die neue ISO/IEC 17025 – Was ändert sich für Prüf- und Kalibrierlaboratorien? S. 99-110

„… everyday life of laboratories at least for the approx. 52,000 accredited testing and calibration …” „… with subsequent testing or calibration, is now included as part of laboratory activities and is …”

M. Czaske, M. Kemper Die Revision der ISO/IEC 17025 und ihre Auswirkung auf die metrologische Rückführbarkeit und die Ermittlung der Messunsicherheit S. 145-150

„… and calibration laboratories, deutsche Fassung: FprEN ISO/IEC 17025:2017 Allgemeine Anforderungen an …”

S. Marin, T. Fröhlich Vergleich von FEM-Simulations- und Messergebnissen unter Berücksichtigung ihrer Unsicherheiten – Am praktischen Beispiel des Modells einer Fixpunktzelle zur Kalibrierung von Berührungsthermometern S. 123-138

„… , M. u. Fröhlich, T.: Small Multiple Fixed-Point Cell as Calibration Reference for a Dry Block …”

doi.org/10.51202/9783181023198

VDI / VDE - Metrology in digital production

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VDI / VDE (ed.)

Metrology in digital production

Series: Blaue Papiere

Volume 04/2023 2023

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Existing standardised interfaces and models for integration S. 10-16

„… (Calibration and Measurement Capabilities), which document the ability of the participating measurement …” „… Measuring Instruments Directive [EC 2004]. There are also efforts to digitally manage calibration …” „… measurement results also contain information on measuring systems. In the Calibration Data Exchange (CDE …”

Models S. 17-25

„… , additional secondary identifiers can be used for calibration orders, which in turn must be clearly assignable …” „… ta-ble, calibration standard) of the inspection equipment. Depending on the requirements in the …” „… and its use in addition to the specifications determined by calibration. For the digital information …”

Bibliography S. 26-32

„… management - (English: Definition of the Cali-bration Data Exchange Format) (CDE Format), 2012. VDI 3232 Part …” „… 1978. [DAkkS 71 SD 0 025] DAkkS document 71 SD 0 025 Guidance on the presentation of calibration …” „… results and the use of the DAkkS calibration mark, 19.09.2019, Internet, 03.09.2022 …”

List of abbreviations S. 33

„… Computer Aided Design CDE Calibration Data Exchange Format CNC Computerized Numerical Control DME …”

doi.org/10.51202/9783949971303

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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A. Lindenberger, C. Korn Parameter identification for Discrete-Element-Method (DEM) particles of a self-propelled forage harvester (SPFH) chopping sample S. 135-142

„… repose tests or inclined plane tests. Other standard calibration experiments are e.g. compression tests …” „… response in the targeted industrial scale application, it is important that the calibration test involves …” „… , methods and test procedure A tailored calibration procedure introduced in this study allows to determine …”

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

„… , several calibration models of different crop varieties have to be calculated by regression analysis. For …” „… the front of the machine Calibration The output of the sensor consists of a filtered signal …” „… to the maximum of 350.000 units for waterlogged material. By a calibration curve the real actual …”

J. Baumgarten Challenges of calibrating grain loss sensors of combine harvesters S. 203-212

„… measurement using the pan drop method and resulting conclusions for grain loss calibration Dr.-Ing …” „… according to sensor values. Therefore, calibration and adjustment of grain loss sensors are of great …” „… during a calibration, the sensitivity of the sensors must be adjusted. For the adjustment of the grain …”

A. Bogatyryov Fast Prototyping of Autonomous Vehicles S. 223-226

„… helps us to provide prototypes even to our customers. We had two weeks for calibration of autonomous …”

R. Haas, C. Hoffmann Cyber Threats and Cyber Risks in Smart Farming S. 37-46

„… sophisticated attacks could even try to compromise the calibration and quality check mechanism with the …”

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

„… that is ready for use without a tracking system or calibration. On the hardware side, there are …”

doi.org/10.51202/9783181023747

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