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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

Results in this title

W. Ramdane, C. Changenet, S. S. Ouali, C. Chevrel-Fraux, P. Casanova Thermal model of a planetary gear set using an isothermal approach S. 451-466

„… numerical and experimental data during cooling.Similarly, during the heating phase only, a good correlation …” „… distribution of the gearbox’s components during heating and cooling phases. In addition, a thermocouple is …” „… transient thermal behavior during heating and cooling phase between the coldest fixed part and the warmer …”

G. Guimarães, L. Robatto, R. Rego, A. Faria, A. Borille, J. Mascheroni Surface integrity of 20MnCr5 pinion gears manufactured through laser powder bed fusion S. 1845-1858

„… , creating a melt pool that solidifies into the desired part upon cooling [3]. The concentrated heat, along …” „… with the rapid cooling and heterogeneous heat transfer along the print bed, creates complex thermal …” „… undergo transformation. Depending on the cooling rate, different phases can be formed, with its …”

M. Reichl, P. Lenz, A. Oliva Challenges and possibilities of virtual development of e-axle transmissions S. 485-498

„… on the transmission and the related cooling and lubrication system. In addition, cost pressure is …” „… purpose of these simulations, in addition to ensuring adequate cooling and lubrication, is to determine …” „… cooling process. In this way, the lubrication concept can be evaluated, and estimates can be made for the …”

C. M. C. G. Fernandes, J. M. A. Pinto, D. E. P. Gonçalves, A. R. Silva Reduction of root and flank temperature using a hybrid polymer-metal rack S. 1547-1562

„… , including modifying tooth geometry and adding cooling holes. The current study aims to assess the potential …” „… those methods consisted of modifying the tooth geometry, drilling cooling holes or even a hybrid polymer …” „… goes off, and the cooling period starts for 55 minutes, the time it takes for the surface temperature …”

C. Herzog, D. Drummer Influence of the injection molding process on the tooth deflection of plastic gears during operation S. 1435-1448

„… properties of injection molded parts are highly influenced by the process design. Faster cooling of the melt …” „… and 100 °C Injection/ Packing/ Cooling/ Cycle time 1.5 s/ 6 s/ 20 s/ 35 s Packing pressure 700 bars In …” „… %, due to slower cooling of the melt in the cavity. Fig. 4: Crystallinity of the gears produced at 60 °C …”

L. Binanzer, L. Merkle, M. Dazer, A. Nicola Pitting Detection for Prognostics and Health Management in Gearbox Applications S. 97-108

„… or with constant oil flow and oil cooling and heating. In the present study, the tests are carried …” „… out with an oil circulation system with an oil heating and cooling device. 3.2. Test Conditions / Test …”

J. Lohmiller, F. Dobler, M. Wöppermann Investigating different nodular graphite irons for the application of gears – a step towards standardization by using reasonable quality criteria S. 1731-1748

„… increasing carrier size, the structure becomes slightly coarser because of slower local cooling conditions …” „… . This occurs when the local cooling behavior between austenitizing and isothermal aging is too slow and …” „… cooling conditions). Nevertheless, the graphite density seems to be one of the most significant parameters …”

S. Sklenak, D. Mevissen, J. Brimmers, C. Brecher, B. Lenz, A. Mehner Analysis of Load Cycles and Local Wear of Dry and Solid-Lubricated Gears S. 727-740

„… mechanical contact properties. Due to the lack of a cooling circuit compared to liquid lubricants, the …” „… of the solid lubricant coating. Due to the lack of a cooling circuit, as is the case with liquid …”

C. Kunik, J. Kunert Wetting and oil flow analysis of planetary gearboxes using oil flow simulations S. 467-484

„… , but also by its high thermal rating using additional cooling options. Planetary gear units usually …” „… can additionally reduce the no-load losses in operation, save cooling options and less power …”

K. Suzuki, K. Sakai, K. Sakai, T. Hara Considerations on Lubrication of High-Speed Rotating Gear (First Report) S. 741-752

„… the lubrication and cooling performance requirements of the gear tooth flanks. Moreover, it is …”

A. Wallinger, R. Vonderschmidt, S. Vonderschmidt Lubricant Free Transmissions for the food industry – A Comparison S. 715-726

„… painted motors with cooling fins. Stainless steel motors in hygienic design are easy to clean, as the …”

B. van Wissen, L. Pastukhov, F. Mitsuzuka, K. Iwanaga, A. Hasanovic NVH performance of thermoplastic gears: modelling and measuring S. 1389-1402

„… gears suffer intrinsically from non-uniform cooling conditions either due to geometry and/or mold design …”

T. Jagiella, S. Haller, J. Lechner, T. Rung, M. Wöppermann, B. Zeeb Building a software toolchain for automated mass-customization of specific end-use gear unit parts using AM-driven design guidelines S. 1607-1616

„… deformation by anchoring the geometry to the build plate and cooling thin features by acting as a heat sink …”

N. Fujimura Application-oriented research on internal generating polishing S. 1863-1876

„… special internal cooling system minimizes spindle heat distortion and allows the process to meet the high …”

D. Zorko, N. Vukašinović, B. Černe The effect of gear manufacturing quality on the mechanical and thermal state of a plastic gear S. 1319-1332

„… usually made by injection molding. Shrinkage and warpage during cooling of the material must be considered …”

G. Devaraj Vibration reduction of planetary gear drive using mesh phasing: modelling and experimental validation S. 157-174

„… planetary gear set, air cooling fan and electric units. The experimental system is loaded using a load motor …”

D. Meyering, C. Hussmann Smart Gearboxes for a Sustainable and Reliable Industry S. 645-658

„… are of particular interest. For some applications (e.g. cooling tower drives) the frequency of …”

A. Hilligardt, V. Schulze Gear Skiving with Minimum Twist Errors S. 1749-1764

„… workpiece revolution under compressed air cooling. The tooth flanks were manufactured with a symmetrical …”

S. Chen, C. Liu, D. Qin Forward Performance-driven Design of Gear Parameters S. 211-226

„… , 1978,100(3):353. [14] Townsend D P. Lubrication and cooling for high speed gears[R].1985. [15] SKF General …”

doi.org/10.51202/9783181024225

VDI Wissensforum GmbH - PIAE EUROPE 2024

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VDI Wissensforum GmbH (ed.)

PIAE EUROPE 2024

Series: VDI-Berichte

Volume 2435 2024

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G. Robert, L. Dionis Du Sejour, M. Melchior, C. Brung THERMOFIP: A new era for the automotive cooling market thanks to optimized simulation of the effects of water and glycol-based coolants on parts for their entire lifespan S. 255-270

doi.org/10.51202/9783181024355

VDI Wissensforum GmbH - Commercial Vehicles 2019

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VDI Wissensforum GmbH (ed.)

Commercial Vehicles 2019

Series: VDI-Berichte

Volume 2350 2019

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M. Lamke, M. Eisele, F.-D. Speck ZF Kit for E-Mobility Products for Commercial Vehicles S. 73-86

„… cooling for gear & shafts and other as well as the electrical components. Last but not least, the …” „… include the electric machines, transmissions, cooling systems, shifting actuator, power electronics and …” „… @ 650 V / 5.500 rpm is a special design meeting strict requirement regarding dimensions and cooling …”

D. Vorgerd The Mercedes-Benz eCitaro – A modular concept for sustainable electro mobility in city bus operations S. 9-18

„… ] Fig. 4: Components of the thermal management system Battery cooling is one essential feature. The …” „… ideal temperature of approximately 25 °C for the lithium-ion battery is maintained by actively cooling …” „… battery. Cooling is achieved by a separate battery cooling unit on the roof of the bus. If the vehicle’s …”

A. Danninger, E. Armengaud, N. Knopper Implementation of Powertrain control for economic, low real driving emissions and fuel consumption – Measures for Fuel consumption reduction in Long Haul traffic S. 293-312

„… temperature (SCR efficiency = f(SCR temperature)) Cooling actuator power versus Engine BSFC = f(intake …” „… 303 4.5. Thermal System The predictive cooling circuit control aims to reduce the energy consumed by …” „… the auxiliaries in the cooling system. Namely following actuators are controlled in course of a …”

M. Fritz Modular Platform Approach for Electric Drive System in Commercial Vehicles S. 103-114

„… stages and sensors is shown. A further essential part of the modular concept is the cooling and carrier …” „… whole power electronics and on the other hand side is flowed by cooling media and acts as the heat sink …” „… numerous functional and nonfunctional requirements for electric motors: Ideal cooling capacity …”

G. Schünemann The eTrailer – Intelligent hybridization for heavy duty commercial vehicles – Electric drive installed in a semi-trailer and integrated in the truck & trailer overall brake system control leading to s... S. 87-98

„… high demands to the cooling system. The hybrid vehicle uses the electric drive more event based, with …” „… system after exceptional stressing events. Lower system costs by smaller cooling system and lighter …” „… additional inverter to supply, for example, a cooling compressor for refrigerated trailers. On the other …”

C. Rivas-Zöller, J. Häring, T. Nagel Citaro hybrid – The first commercial vehicle with profitable 48V mild hybrid system S. 115-122

„… , while supercapacitors provide a very high cycle stability and a simple convection based cooling …”

J. Hintereder, S. Sattler, U. Gunzert Development of a disruptive semitrailer tractor in light-weight construction S. 45-60

„… axle-load distribution, the driveline was moved backwards and downwards so that the cooling air-flow can …” „… also be optimised, which will in turn make smaller cooling surfaces possible. Although the vehicle …”

A. Ebmer Innovative platform concept for commercial vehicle cabins – Optimized approaches in respect of modularity, assembly, light- weight and aerodynamics, flexible applicable for commercial vehicles of tomo... S. 33-44

„… for cooling and aerodynamics improvement Cab steps & step cover / fender including cover Fig …”

C. Asbach, A. Maria Todea, H. Kaminski, M. Zessinger Emissions during braking S. 259-268

„… combustion. These processes produce vapours which supersaturate during subsequent cooling and lead to the …”

W. Schmitt, P. Huse, R. Koehnsen A new chassis-concept for electrified, light commercial vehicles based on innovative forming technologies S. 61-72

„… in-line bending of aluminium extrusion profiles because of the cooling influences, which can hardly be …”

doi.org/10.51202/9783181023501

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wt Werkstattstechnik online

Browse Volumes: wt Werkstattstechnik online

wt Volume 101 (2011) Issue 7-8 ISSN Online: 1436-4980

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B. Kirsch, J. C. Aurich Schleifen mit interner Kühlschmierstoff-Zufuhr * S. 487-493

„… Austrittsöffnungen am Umfang der Schleifscheibe. Durch diese Auslegung werden Grinding with an internal cooling …” „… lubricant supply So far, only few research deals with internal cooling lubricant supply in grinding. Here …” „… , experimental studies comparing an internal cooling lubricant supply to conventional cooling using an external …”

E. Abele, P. Pfeiffer Temperaturuntersuchungen bei der GJV-Zerspanung * S. 467-474

„… for machining ferrous and difficult to cut materials. Especially the application of cryogenic cooling …” „… efficiency of cryogenic cooling methods. Titelthema – AufsatzCopyright Springer-VDI-Verlag GmbH & Co. KG …” „… cooling approach and tool life improvement in cryogenic machining of titanium alloy Ti-6Al-4V …”

E. Uhlmann, T. Reinicke Wärmebilanzierung an Hartmetall-Wendeschneidplatten * S. 459-466

„… .; Uhlmann, E.; Frost, Th.: Reducing the tool wear of lathe tools with an inner cooling system. Tagungsband …”

doi.org/10.37544/1436-4980-2011-7-8

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wt Werkstattstechnik online

Browse Volumes: wt Werkstattstechnik online

wt Volume 102 (2012) Issue 1-2 ISSN Online: 1436-4980

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Volker Schulze, Jürgen Michna, Harald Meier, Rüdiger Pabst, Doug Watts, Heiner Lang, Peter Steinert Fräsen mit flüssigem Stickstoff als Kühlmedium S. 52-55

„… ]. Milling using liquid nitrogen as coolant - Specific cooling of the cutting edge to increase tool life and …” „… tools. This article presents a new approach of cooling cutting inserts of milling tools using liquid …” „… experiments have been conducted which show explicit advantages of the cryogenic cooling. Bild 1 …”

doi.org/10.37544/1436-4980-2012-1-2

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