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VDI Wissensforum GmbH (ed.)

Dritev 2022

Series: VDI-Berichte

Volume 2401 2022

Results in this title

C. Ugare, A. Sibirko Plastics in high reliability Power Inverter Applications S. 209-222

„… Plastics in high reliability Power Inverter Applications Integrated circuit packaging, cooling …” „… the motivations for the use of plastics especially in commercial vehicle (CV) Power Inverters for …” „… will be explained based on AVL’s latest commercial vehicle Power Inverter pro-totype development …”

F. Duchi, M. Ivarson, A. Schmitt, F. Haag Innovative E-Drive testing and software optimization – Key to maximize range, comfort and robustness of modern electric powertrains S. 37-60

„… about an electrified powertrain, typically the electrical motor comes in our mind. However, the inverter …” „… . How the application of the inverter is performed has a big impact on the system and the quality of it …” „… developed today in separated departments for the E-Motor and the inverter. We observe a similar spilt of …”

M. Essam Ahmed, I. Garcia de Madinabeitia Merino, F. Duchi Advanced Electric Drive Modelling for Thermal and NVH adaptive control S. 407-0

„… conducted to demonstrate the effect of the interaction between inverter, motor drive control, electric …” „… (e-machine, inverter, busbars and cables) of the electric drive as shown in Fig. 1. As known, FE-Modelling …” „… the inverter and electric machine, but also cables, bus bars, and other components with impedance, are …”

D. Held The EtelligentReach Project – A new Level for Range and Dynamics S. 267-276

„… inverters. In addition to many successful serial applications, Magna is continuously developing …” „… controls incl. inverter software, decouple and torque vectoring component controls, drive controller and …” „… is the use of the semiconductor material SiC (silicon carbide) for inverters. Usually, today …”

P. Alagarsamy, A. Zangaro Compact Reduced Order Model (ROM) based on Finite Element (FE) Models of Power Electronics in Electric and Hybrid Vehicles S. 95-108

„… types are used for different parts in an inverter. Reduced-order-models or neuronal networks can deliver …” „… a single solution for all parts on an inverter and can be created by the fitting of tests, but the …” „… for full systems (whole inverter), a small model can be built up. Additionally, complex fitting …”

T. Gemassmer, P. Lindau, M. Zimmermann Modular Torque Management Architecture S. 13-26

„… / without  Inverter type (Si or SiC)  eMotor type (PMSM; ASM) This standardized interface concept is …” „… field-weakening operation as well as possible derating, which de-pends on measured and modelled motor and inverter …” „… possible output voltage of the inverter needs to be considered as well, thus, both measured DC-link voltage …”

D. Lindvai-Soos, S. Kaimer Electric Drives for All-wheel Functions – A System Comparison of ASM and PSM S. 109-118

„… with standard modules, especially regarding power electronics or the inverter respectively. In addition …” „… involves additional costs for the dog clutch and the magnets. Moreover, an additional inverter output is …” „… the inverter. This protective circuit comprises an electric switch and ohmic resistors. To improve the …”

M. Schröder, K. Herold, C. Monissen Efficiency Increase of Electric Machines with Active Thermal Field Weakening S. 119-132

„… , an inverter efficiency map is considered in the simula-tions, but without temperature dependency. The …” „… According to the moderate power level, 400 V is defined as system voltage. For the inverter, a system with …” „… investigation, an inverter with a maximum efficiency of 98.5 % is as-sumed. All cycles are simulated with the …”

Titelei/Inhaltsverzeichnis

„… � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 197 S. Bümmerstede, Fa. Winkelmann MSR Technology, AhlenPlastics in high reliability Power Inverter …”

H. Spånberg Electric Torque Vectoring Disconnect unit, eTVD S. 253-266

„… . Inverter Rear ECUVehicle Contol Unit VCUeTVD Control Left …”

J. Gindele, U. Franzmann, L. Herdle, A. Pawlenka The Magna 7HDT400 for BMW’s new 48V hybrid drive family S. 1-12

„… system, 48V – 400 Nm nominal torque – oil-cooled 48V EM with 15 kW peak output – water-cooled inverter …”

T. Skubacz, C. Burkhardt, S. Krischke Proof of Concept: Bistable Shift Element S. 241-252

„… (short-circuit of the electric motor or inverter, mechanical block-ing of the rotor), the switching element …”

G. Göppert, M. Adrian AI Approach to Wet Friction Torque Model Adaptation S. 321-334

„… software model Tp is achieved by invert-ing the software model pT. Fig. 10: The effect loop for clutch …”

A. Eßer, J. Mölleney, S. Rinderknecht Potentials to reduce the Energy Consumption of Electric Vehicles in Urban Traffic S. 133-152

„… transmission ratios in Fig. 5. Especially the efficiency of the inverter increases with higher machine speeds …”

doi.org/10.51202/9783181024010

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VDI Wissensforum GmbH (ed.)

ELIV 2023

Series: VDI-Berichte

Volume 2423 2023

Results in this title

T. Hackl, L. Roslaniec Multi-level GaN inverter for highest HV EV performance and efficiency – comparison of 2-level and 3-level inverter topology S. 247-252

„… Multi-level GaN inverter for highest HV EV performance and efficiency – comparison of 2-level and 3 …” „… -level inverter topology Dr. Thomas Hackl, Lukasz Roslaniec, hofer powertrain, Nürtingen Abstract …” „… Multi-level inverter is state-of-the-art today´s in electrical drive applications with high power and high …”

D. Nardo, G. Aiello, F. Gennaro Analysis of WBG based hybrid semiconductors approach for bidirectional PFC in On-board charger applications S. 223-234

„… & Kolar, Johann. , “Comparative Evaluation of Advanced Three-Phase Three-Level Inverter/Converter …” „… distortion. The topology of the three-phase T-type three-level inverter is shown in Fig. 2. The definitions …” „… of the switching states P, O, and N of the T-type inverter are shown in Table 2. Mode Voltage T1 T2 …”

Titelei/Inhaltsverzeichnis

„… Energy Systems, Freiburg, GermanyMulti-level GaN inverter for highest HV EV performance and efficiency …” „… – comparison of 2-level and 3-level inverter topology 247T. Hackl, L. Roslaniec, hofer powertrain, Nürtingen …”

B. Budaker Modular High Power DC/DC Platform for FC-Applications S. 711-0

„… main energy converting elements in a hybrid-FC truck are: - Inverter - high-voltage or high-power …”

C. Hübscher, R. Geppert Addressing the challenge of “integrating everything” S. 589-598

„… : The powertrain may be further broken down into subsystems like the inverter, electro motor, park lock …”

A. Heise Plug & Play High-Performance Computer (HPC) and Fluid Cooling Solution S. 159-168

„… sufficient, plus they are noisy and bulky. Vehicle systems such as power electronics (traction inverter), the …”

M. Wegener, R. Savelsberg, A. Alberti, G. Cechini, L. Schäfers, K. Badalian, S. Pischinger A Cloud-based Self-Learning Digital Twin Solution for Increasingly Accurate Range Prediction in Battery Electric Vehicles S. 103-112

„… powertrain model consists of efficiency maps modelling the losses of the HV battery, inverter, motor and …”

P. Fietkau, L. Diebolder Challenges in the Synchronous Development of Software, Hardware and Mechanics for Drive Systems S. 559-572

„… software. The software control logics of the inverter, the operating point selection or even the load …”

doi.org/10.51202/9783181024232

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VDI Wissensforum GmbH (ed.)

Dritev 2023

Series: VDI-Berichte

Volume 2420 2023

Results in this title

L. Roslaniec, T. Hackl Next generation Electric Drive Units with multi-level GaN inverter for highest HV EV performance and efficiency – Comparison of 2-level and 3-level inverter topologies S. 107-114

„… Next generation Electric Drive Units with multi-level GaN inverter for highest HV EV performance …” „… and efficiency Comparison of 2-level and 3-level inverter topologies Lukasz Roslaniec, Thomas Hackl …” „… Silizium-basierten durch, da sie leistungsfähiger sind. hofer powertrain hat einen innovativen 3-Level GaN-Inverter …”

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

„… System Power Loss Minimization in Inverter-fed Variable Speed Drives, 2023. [19] H. Ye and A. Emadi, “An …” „… vehicle by hybridization. The double inverter used for the multi-motor approach, together with two smaller …” „… smaller electrical machines enable advantages when optimizing the inverters. These must be able to provide …”

R. Plavullathil, M. Rihn, C. Bridier Marelli’s eAxle family strategy – Agile answer to a moving EV market S. 281-294

„… customer needs and being able to be scalable requires close coordination of e-Machine design, Inverter …” „… electric vehicles. While Marelli will supply electric motors and inverters including software for the …” „… to now, Marelli has manufactured more than 1 million inverters and more than 1,5 million e-Motors for …”

H. Sandquist, E. Barrientos, S. Klacar Systemized Modular Approach for Electric Drive Unit Family Development S. 89-106

„… case of inverters, a joint architecture for inverter controls and control board is developed; including …” „… , inverter, electric motor design, packaging etc.In this project, and during the design process, it is …” „… , offering different power outputs. Two types of inverters are used based on vehicle voltage levels. For the …”

M. Gukelberger Magna’s Dedicated Hybrid Drive DHD Duo – a Platformbased two e-Machine System S. 197-204

„… with the inverter attached on top VDI-Berichte Nr. 2420, 2023198The e-motors are the dominant …” „… components are the e-motors, the inverter, and the software. Customizable components include the gearset …” „… , the housing, and its covers. The housing de-sign (and the inverter position) can be adapted to the …”

J. Bonifacio, V. Warth, S. Scharr Optimizing sustainable high-performance e-drives S. 349-358

„… basically dependent from the coil dimensions, the number of turns and the maximum inverter current. The …” „… when the active short circuit is activated within the inverter. Therefore, to be able to use completely …” „… design, possible hardware measures in the inverter help handle the active short circuit case and the …”

B. Cebulski, S. Mühlbauer, D. Sailer, L. Schmieden, R. Wunderlich, O. Seidler, A. Stiegelmeyr About the benefits of permanent rotor temperature measurement S. 143-152

„… ) developed simulations for the inverter and the permanent magnet synchronous machine (PMSM). The simulations …” „… . The inverter is modeled in Matlab Simulink and includes electrical parts and the controller. As …” „… , 2023148 Fig. 7. The inverter simulation generates the machine current for the field- and temperature …”

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

„… the assembly in the vehicle much simpler and the eAxle, including its inverter, will be cooled by the …” „… realising the active lubrication and cooling all parts (including inverter, OBC, DCDC…) by the oil, the oil …” „… . Fig. 12: Inverter cooling by the oil As shown in Fig. 12, all the thermal parameters of the oil as …”

J. Gindele, F. Faistauer The Future of BEV: High Performance Without Compromising Driving Efficiency S. 37-44

„… . All drives use a comparable 800 V architecture and SiC (silicon carbide) inverters. Drive-cycle …” „… resulted in the findings illustrated in Figure 1: The inverter losses remained largely constant for all …” „… inverter, enabling a powertrain efficiency improvement of approx. 2%. It can be seen in the second column …”

A. Freiburg Virtual development – optimized E-Drive selection by system simulation S. 73-88

„… inverter and software platform, an electric motor family and transmission technology. An overview of the …” „… powertrain model of an electric drive system as power source consisting of the battery, inverter, electric …”

P. Geradts, M. Kasten, A. Landvogt Psychoacoustic optimization of the NVH behavior of an eDrive power train – Application of a Targeted Micro Geometry Scatter on Helical Gears to break-up the regularity of the transmission error excita... S. 459-470

„… 48 stator slots, an inverter, and a two-stage gearbox in an offset design. The gearbox consists of an …” „… switching frequency of the inverter is, in this case, at 10 kHz and therefore not visible in this chart …”

Titelei/Inhaltsverzeichnis

„… multi-level GaN inverter for highestHVEVperformanceandefficiency–Comparisonof2-leveland 3 …”

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

„… sources are:  battery  e-motor  inverter  cabin  radiator ZF TherMaS consists of a hermetically …” „… components In addition, ZF TherMaS enables a significantly higher inverter power density for already existing …”

doi.org/10.51202/9783181024201

VDI Wissensforum GmbH - ELIV-MarketPlace 2022

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VDI Wissensforum GmbH (ed.)

ELIV-MarketPlace 2022

Series: VDI-Berichte

Volume 2405 2022

Results in this title

A. Berger An Advanced High-Efficiency Inverter with High Switching Frequencies to Improve Powertrain Efficiency and Performance S. 85-98

„… MOTIVATION STORYCan we overcome the challenges found in today’s inverters?INCREASE EFFICIENCYIMPROVE …” „… high-performance inverter architecture targeting the problems faced with existing inverters?VDI-Berichte Nr. 2405 …” „… DeploymentsHillcrest 250 kW/800V SiC EV InverterQ4 2022commercial prototypeHillcrest 250 kW/800VGrid InverterQ2 2023 …”

S. Suo Future of Electrified Powertrain in the era of Software Defined Vehicles and Service Oriented Architecture S. 79-84

„… InverterEVCU: EV Supervisory Vehicle Controller Unit DCDC: DC/DC ConverterOBC- On Board ChargerEVCC – EV …” „… Component/ECUs in Electrified Powertrain systemBMS: Battery Management SystemInverter: E-Drive Traction …” „… & EVCCDC-DCConverterE-DriveInverterBMSE-DriveInverterVDI-Berichte Nr. 2405, 202282Steppingstones in Migration of EV Powertrain to Future Service Oriented and Zonal …”

M. Thierer Robust control strategies – Approaching parameter uncertainties for traction drive systems and DC/DC-converters in automotive HV applications S. 109-120

„… Abstract MAHLE develops a high-current inverter for a 48V traction drive system with a continuous power of …”

Titelei/Inhaltsverzeichnis

„… � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �79 S. Suo, KPIT Technology, Novi, MI, USAAn Advanced High-Efficiency Inverter with High Switching …”

doi.org/10.51202/9783181024058

VDI Wissensforum GmbH - International Conference on Gears 2017

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2017

Series: VDI-Berichte

Volume 2294 2017

Results in this title

A. Furtmann, G. Poll Electrical stress and parasitic currents in machine elements of drive trains with voltage source inverters S. 109-118

„… stress in rolling element bearings of inverter-fed electrical machines. Dissertation, Institut für …” „… inverters Alexander Furtmann M.Eng., Prof. Dr.-Ing. Gerhard Poll, Leibniz Universität Hannover …” „… voltage-source inverters not only show advantages, like variable speed operation, increased efficiency and …”

T. Nagumo, M. Ishizuka, Y. Satou, S. Matsumura, H. Houjoh Estimation of loaded static transmission error using vibration measurement under operating conditions in a two-stage helical gear reducer S. 857-868

„… inverter and was operated at variable speed in the range 20–3,600 r/min. The load torque of the powder …”

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

„… , controlled by an inverter, which, during tests, only needs to provide the power losses of the system. On the …”

Titelei/Inhaltsverzeichnis

„… 109 G. Poll elements of drive trains with voltage source inverters B. Leupold, Validation approach of …”

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

„… bearings, the test gearbox shown in Fig. 5 has been set up. The gearbox is driven by an inverterfed …”

doi.org/10.51202/9783181022948

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