M.Sc. Benedikt Kohlhepp
Arbeitsgebiet
- Elektromagnetische Verträglichkeit von Antriebsumrichtern
- Leistungselektronik von Antriebsumrichtern mit schnellschaltenden Halbleitern
Laufende Arbeiten
- Simulation von Halbbrücken-Kommutierungskreisen auf Leiterplatten mit GaN-Bauelementen
- Untersuchung eines 3-phasigen Umrichters mit ZVS
- Auslegung eines Konverters zur Kopplung von PV-Anlagen mit Batteriespeichern auf Basis von GaN-Bauelementen
Abgeschlossene Arbeiten
- Untersuchung eines Inverters mit variabler Schaltfrequenz auf Basis von GaN-Leistungshalbleitern
- Untersuchung eines ZVS-Umrichters auf Basis von GaN-Leistungshalbleitern
- Untersuchungen zur Ansteuerung eines 2-Level Pulswechselrichters mit GaN-Leistungshalbleitern
- Untersuchung eines Messaufbaus zur Charakterisierung von induktiven Komponenten auf Basis von Wide-Bandgap-Halbleitern
- Untersuchung der asymmetrischen Halbbrücke auf Basis von GaN-Leistungshalbleitern unter Berücksichtigung parasitärer Elemente
Vorträge
- „Herausforderungen beim Einsatz von GaN-Leistungshalbleitern in modernen Umrichtern“ – ClusterSeminar & Workshop, 12.03.2020 in Aschaffenburg
Veröffentlichungen
2020
Inductor design considerations for overload conditions of lc-filters in high frequency gan-inverters
International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, PCIM Europe 2020 (Virtual, Online, 7. Juli 2020 - 8. Juli 2020)
In: PCIM Europe Conference Proceedings 2020
, , , , :
Measurement of Dynamic On-State Resistance of High-Voltage GaN-HEMTs under Real Application Conditions
22nd European Conference on Power Electronics and Applications (EPE'20 ECCE Europe) (Lyon, France, 7. September 2020 - 11. September 2020)
DOI: 10.23919/EPE20ECCEEurope43536.2020.9215744
, , , :
Experimental Study of the Coss-Losses Occurring During ZVS Transitions – Emphasis on Low and High Voltage GaN-HEMTs
11th International Conference on Integrated Power Electronics Systems (CIPS 2020) (Berlin, 24. März 2020 - 26. März 2020)
In: VDE (Hrsg.): CIPS 2020 2020
, , :
Test Setup for Dynamic ON-State Resistance Measurement of High- And Low-Voltage GaN-HEMTs under Hard and Soft Switching Operations
In: IEEE Transactions on Instrumentation and Measurement 69 (2020), S. 7740-7751
ISSN: 0018-9456
DOI: 10.1109/TIM.2020.2985186
, , , , :
Method for compensating the effects of gan-hemts on the output voltage in inverters during dead time
International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, PCIM Europe 2020 (Virtual, Online, 7. Juli 2020 - 8. Juli 2020)
In: PCIM Europe Conference Proceedings 2020
, , :
Detailed Simulation Model of an Asymmetrical Half-Bridge PWM Converter with Synchronous Rectification including Parasitic Elements
22nd European Conference on Power Electronics and Applications, EPE 2020 ECCE Europe (Lyon, 7. September 2020 - 11. September 2020)
In: 2020 22nd European Conference on Power Electronics and Applications, EPE 2020 ECCE Europe 2020
DOI: 10.23919/EPE20ECCEEurope43536.2020.9215674
, , , :
GaN-Half-Bridge for Core Loss Measurements under Rectangular AC Voltage and DC Bias of the Magnetic Flux Density
In: IEEE Transactions on Instrumentation and Measurement 69 (2020), S. 6312-6321
ISSN: 0018-9456
DOI: 10.1109/TIM.2020.2972140
, , , , :
Novel gan half-bridge configuration for the measurement of core losses under rectangular voltages and DC-bias
International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, PCIM Europe 2020 (Online, 7. Juli 2020 - 8. Juli 2020)
In: PCIM Europe Conference Proceedings 2020
, , , , :
2019
GaN Improves Efficiency of an Asymmetrical Half-Bridge PWM Converter with Synchronous Rectifier
International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM 2019) (Nürnberg, 7. Mai 2019 - 9. Mai 2019)
In: VDE (Hrsg.): PCIM Europe 2019; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management 2019
, , :
Influence of the Rectifier's Output Capacitance on the ZVS Transition in Asymmetrical Half-Bridge PWM Converters
10th International Conference on Power Electronics - ECCE Asia, ICPE 2019 - ECCE Asia (Busan, 27. Mai 2019 - 30. Mai 2019)
In: ICPE 2019 - ECCE Asia - 10th International Conference on Power Electronics - ECCE Asia 2019
, , :
Measuring and Modeling of Dynamic On-State Resistance of GaN-HEMTs
21st European Conference on Power Electronics and Applications, EPE 2019 ECCE Europe (Genova, 3. September 2019 - 5. September 2019)
In: 2019 21st European Conference on Power Electronics and Applications, EPE 2019 ECCE Europe 2019
DOI: 10.23919/EPE.2019.8915553
, , :
Measuring of Dynamic On-State Resistance of GaN-HEMTs in Half-Bridge Application under Hard and Soft Switching Operation
IEEE Electrical Power and Energy Conference (EPEC) (Montreal)
In: 2019 IEEE ELECTRICAL POWER AND ENERGY CONFERENCE (EPEC), NEW YORK: 2019
, , , , :
2018
Improving Efficiency of an Asymmetrical Half-Bridge PWM Converter with Synchronous Rectification by a Modified Design Process
10th International Conference and Expositions on Electrical And Power Engineering, EPE 2018
DOI: 10.1109/ICEPE.2018.8559836
, , :
Efficiency Comparison of an Asymmetrical Half-Bridge PWM Converter with Schottky and Synchronous Rectification
53rd International Universities Power Engineering Conference, UPEC 2018
DOI: 10.1109/UPEC.2018.8542033
, , :
A Novel Combination of Algorithms for Accelerated Convergence to Steady-State
PCIM Europe 2018 - International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (Nürnberg, 5. Juni 2018 - 7. Juni 2018)
In: VDE (Hrsg.): PCIM Europe 2018 2018
, , , :