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Dipl.-Ing. Christian Hachmann
Group leader
- Telephone
- +49 561 804-6657
- christian.hachmann[at]uni-kassel[dot]de
- Location
- Wilhelmshöher Allee 73
34121 Kassel
- Room
- WA-altes Gebäude (WA 73), without room specification
Career
- 2004 - 2010: Studies of Computer Engineering (Electrical Engineering) at the University of Paderborn
- 2010: Diploma thesis "Development of a regression test method for maximum power point tracking of photovoltaic inverters".
- 2010 - 2015: Worked as a development engineer for test systems and automation at SMA Solartechnologie AG in Niestetal.
- Since 2015: Research associate at the Department of Energy Management and Operation of Electrical Networks at the University of Kassel
- Since 2021: Research associate in the group Planning and Operation of Transmission Networks at Fraunhofer IEE
Research focus
- Network reconstruction
- Stand-alone grid operation
- Integration of decentralized renewable generation
Publications
2024
- G. Banerjee, R. Bolgaryn, C. Hachmann and M. Braun, "Overload Protection Scheme to Reduce Cascading Outages Considering Thermal Line Limits,"2024 International Conference on Smart Energy Systems and Technologies (SEST), Torino, Italy, 2024, pp. 1-6, doi: 10.1109/SEST61601.2024.10694594.
2023
- G. Banerjee, J. Dollichon, C. Hachmann, D. Mende, J. Lipphardt and M. Braun, "Resilience-Driven Strategic Grid Planning with an Overload Protection Scheme Reducing Cascading Outages,"ETG Congress 2023, Kassel, Germany, 2023, pp. 1-8.
2022
C. Hachmann, H. Becker, M. Braun. 2022. "Cold Load Pickup Model Adequacy for Power System Restoration Studies" Energies 15, no. 20: 7675. doi: 10.3390/en15207675.
IEEE PES Task Force: et al, "Methods for Analysis and Quantification of Power System Resilience," in IEEE Transactions on Power Systems, 2022, doi: 10.1109/TPWRS.2022.3212688.
P. Merk, S. Schulz, H. Becker, C. Hachmann, I. Hauer, S. Glaser, N. I. Hiersemann, S. Krahmer, S. Schlegel, D. Westermann, P. Schegner, Who will start the grid of the future after a blackout?, ETG-Journal 2022/2, p.18
J. Heid, W. Schittek, C. Hachmann, M. Braun, Unbalanced contributions to instantaneous reserve by generation, consumption and storageConference Future Power Grids 2022, 26-27.1.2022
- J. Heid, W. Schittek, C. Hachmann, M. Braun, Asymmetric Contributions to Instantaneous Reserve by Generation, Loads, and Storage, English version of the previous article
2021
- C. Hachmann, H. Becker, F. Theimer, P. Thiel and M. Braun, "Local Power System Restoration and Islanded Operation with Combined Heat and Power Plants and Integration of Wind Power," ETG Congress 2021, 2021, pp. 1-6.
2020
- M. Braun, C. Hachmann and J. Haack, "Blackouts, Restoration, and Islanding: A System Resilience Perspective," in IEEE Power and Energy Magazine, vol. 18, no. 4, pp. 54-63, July-Aug. 2020
2019
- G. Banerjee, A. Klingmann, M. Valov, D. Lafferte, C. Hachmann and M. Braun, Protection and Dynamic Analysis during Bottom-Up Restoration Process in MV/LV Microgrids, IEEE SEST 2019 - 2nd International Conference on Smart Energy Systems and Technologies, Porto, Portugal, September 9-11, 2019.
- C. Hachmann, H.Becker, J. Haack and M. Braun, Improving the Resilience of Power System Operation - Contribution of Renewable Energies in Power System Restoration, NEIS Conference, Hamburg, September 2019.
- Hachmann, C., Lammert, G., Hamann, L. and Braun, M. (2019), Cold load pickup model parameters based on measurements in distribution systems. IET Gener. Transm. Distrib, 13: 5387-5395.
2018
- G. Lammert, A. Klingmann, C. Hachmann, D. Lafferte, H. Becker, T. Paschedag, W. Heckmann, M. Braun, Modeling of Active Distribution Networks for Power System Restoration Studies, 10th IFAC Symposium on Control of Power and Energy Systems (CPES), Tokyo, September 4-6, 2018.
- C. Hachmann, M. Valov, G. Lammert, W. Heckmann, M. Braun: Supporting grid restoration by balancing decentralized generation in the distribution grid, Conference Future Power Grids for Renewable Energies, Berlin, 2018.
- M. Braun, J. Brombach, C. Hachmann, D. Lafferte, A. Klingmann, W. Heckmann, F. Welck, D. Lohmeier and H. Becker,The Future of Power System Restoration: Using Distributed Energy Resources as a Force to Get Back Online, IEEE Power and Energy Magazine, vol. 16, no. 6, pp. 30-41, Nov.-Dec. 2018.
2017
- C. Shen, P. Kaufmann, C. Hachmann, M. Braun: Three-stage power system restoration methodology considering renewable energies. International Journal of Electrical Power & Energy Systems, 94, 287-299.
- C. Hachmann, G Lammert, D. Lafferte, M. Braun: Power System Restoration and Operation of Island Grids with Frequency Dependent Active Power Control of Distributed Generation. NEIS Conference, Hamburg, September 2017.
- D. Lafferte, A. Klingmann, D. Fetzer, G. Lammert, C. Hachmann, T. Paschedag and M. Braun,Black Start and Island Operation of Distribution Grids with Significant Penetration of Renewable Resources, 1st International Conference on Large-Scale Grid Integration of Renewable Energy. New-Delhi, India, 2017.
2008
Teaching activities
- Lecture PV system technology (Part 2)
- Lecture on intelligent power grids (Part 1: Power grids and grid operation)
Converis publications
2022
| A. M. Stankovic, K. L. Tomsovic, F. De Caro, M. Braun, J. H. Chow, N. Äukalevski, I. Dobson, J. Eto, B. Fink, C. Hachmann, D. Hill, C. Ji, J. A. Kavicky, V. Levi, C. C. Liu, L. Mili, R. Moreno, A. K. Srivastava, K. Strunz, H. Sun, Y. Xu, und S. Zhao, „Methods for Analysis and Quantification of Power System Resilience, IEEE Transactions on Power Systems“, IEEE Transactions on Power Systems, Bd. 7, S. 1–14, 2022. |
| C. Hachmann, H. Becker, und M. Braun, „Cold Load Pickup Model Adequacy for Power System Restoration Studies“, Energies, Bd. 15, Nr. 20, S. 7675, 2022. |
| J. Heid, W. Schittek, C. Hachmann, und M. Braun, „Unsymmetrische Beiträge zur Momentanreserve durch Erzeugung, Verbrauch und Speicher“, in Tagung Zukünftige Stromnetze 2022, Conexio-PSE, Hrsg. Pforzheim: Conexio-PSE GmbH, 2022, S. 32–51. |
2021
| C. Hachmann, H. Becker, F. Theimer, P. Thiel, und M. Braun, „Local Power System Restoration and Islanded Operation with Combined Heat and Power Plants and Integration of Wind Power“, in ETG Congress 2021, ETG, Hrsg. VDE, 2021, S. 1–6. |
2020
| M. Braun, C. Hachmann, und J. Haack, „Blackouts, Restoration, and Islanding: A System Resilience Perspective“, IEEE Power and Energy Magazine, Bd. 18, Nr. 4, S. 54–63, 2020. |
2019
| C. Hachmann, H. Becker, J. Haack, und M. Braun, „Improving the Resilience of Power System Operation-Contribution of Renewable Energies in Power System Restoration“, in Conference on Sustainable Energy Supply and Energy Storage Systems, NEIS 2019, Hrsg. VDE, 2019, S. 1–6. |
| G. Banerjee, A. Klingmann, M. Valov, D. B. Lafferte Portillo, C. Hachmann, und M. Braun, „Protection and Dynamic Analysis during Bottom-Up Restoration Process in MV/LV Microgrids“. 2019. |
| G. Banerjee, A. Klingmann, M. Valov, D. B. Lafferte Portillo, C. Hachmann, und M. Braun, „Protection and Dynamic Analysis during Bottom-Up Restoration Process in MV/LV Microgrids“, in 2019 International Conference on Smart Energy Systems and Technologies (SEST), IEEE, Hrsg. Porto, Portugal: IEEE, 2019, S. 1–6. |
| C. Hachmann, G. Lammert, M. Hamann, und M. Braun, „Cold load pickup model parameters based on measurements in distribution systems“, IET Generation, Transmission and Distribution, Bd. 13, Nr. 23, S. 5387–5395, 2019. |
2018
| W. Abrahamse, S. Adib, S. Ahern, P. Ahokangas, M. Asano, J. Astic, N. Bacalao, G. Bareux, R. Barnett, R. Bauer, H. Becker, H. G. Beckers, H. Beckers, H.-H. Becker, H.-H. Becker, D. Bielen, J. H. Black, J. Black, T. Bouman, S. Brahma, M. Braune, M. Braun, L. M. Brauner, M. Braunschweig, M. Braun, M. Braun, M. Braun, M. Braune, M. Braun, M. Braun, M. Braun, M. Braun, J. Brombach, W. Bruine de Bruin, R. Brynner, T. Buhagiar, P. de Angelis, R. R. Q. P. T. Oude Weernink, P. de Brabanter, P. C. de Faccio Carvalho, P. de Weerd-Nederhof, E. J. P. de Koning, P. Devine-Wright, T. Dietz, P. Donohoo-Vallett, M. Calviou, J. Calzada, J. C. Cardenas, L. Casey, G. Chicco, G. Cho, E. Cortez, P. Crossley, J. Cunningham, M. Dalen, S. Darby, Y. Dunham, Y. Dubowski, M. Dussartre, O. Elmhirst, K. Eurek, K. Fielding, R. Fowler, C. Frisch, S. Fukui, D. Gao, J. Giraldez, L. C. Hachmann, C. Hachmann, D. B. Haley, K. Hanai, J. Hargreaves, W. Heckmann, S. Heinen, und M. Henderson, „2018 Year End Index“, IEEE Power and Energy Magazine, Bd. 16, Nr. 6, S. 1–11, 2018. |
| C. Shen, P. Kaufmann, C. Hachmann, und M. Braun, „Three-stage power system restoration methodology considering renewable energies“, International Journal of Electrical Power & Energy Systems, Bd. 94, S. 287–299, 2018. |
| M. Braun, J. Brombach, C. Hachmann, D. B. Lafferte Portillo, A. Klingmann, W. Heckmann, F. Welck, D. Lohmeier, und H. Becker, „The Future of Power System Restoration: Using Distributed Energy Resources as a Force to Get Back Online“, IEEE Power and Energy Magazine, Bd. 16, Nr. 6, S. 30–41, 2018. |
| G. Lammert, A. Klingmann, C. Hachmann, D. B. Lafferte Portillo, H. Becker, T. Paschedag, W. Heckmann, und M. Braun, „Modelling of active distribution networks for power system restoration studies“, IFAC-PapersOnline, Bd. 51, Nr. 28, S. 558–563, 2018. |
| C. Hachmann, M. Valov, G. Lammert, W. Heckmann, und M. Braun, „Unterstützung des Netzwiederaufbaus durch Ausregelung der dezentralen Erzeugung im Verteilnetz“, in Zukünftige Stromnetze für erneuerbare Energien, Conexio GmbH, Hrsg. Conexio GmbH, 2018, S. TBD. |
2017
| C. Hachmann, G. Lammert, D. B. Lafferte Portillo, und M. Braun, „Power system restoration and operation of island grids with frequency dependent active power control of distributed generation“, in NEIS 2017 Conference on Sustainable Energy Supply and Energy Storage Systems, NEIS 2017, Hrsg. VDE, 2017, S. 1–6. |
| D. B. Lafferte Portillo, A. Klingmann, D. Fetzer, G. Lammert, C. Hachmann, T. Paschedag, und M. Braun, „Black start and island operation of distribution grids with significant penetration of renewable resources“, Large-Scale Grid Integration of Renewable Energy, S. 1–6, 2017. |