Patrick Piprek | TUM – Institute of Flight System Dynamics

Dr.-Ing. Patrick Piprek

E-mail:	patrick.piprek@tum.de
XING:	www.xing.com/profile/Patrick_Piprek/

Patrick Piprek was a research associate at the FSD from 05/2016 - 05/2020.

Software

He was one of the developers of Falcon.m, the FSD Optimal Control Tool for MATLAB.

Publications

Dissertation

Piprek, Patrick (2020): Robust Trajectory Optimization Applying Chance Constraints and Generalized Polynomial Chaos. Dissertation. Technische Universität München, München.

Paper

	D. Gierszewski, P. Piprek and F. Holzapfel, "Onboard Trajectory Optimization for Radius to Fix Turns", in 34th Congress of the International Council of the Aeronautical Sciences (ICAS), 2024.
	H. Hong, P. Piprek, Z. Lu, F. Holzapfel, "A Nonlinear Trigonometric Series Parameterization Approach for Smooth Trajectory Generation", in CEAS EuroGNC 2022.
	H. Hong, P. Piprek, M. Gerdts, F. Holzapfel, "Computationally Efficient Trajectory Generation for Smooth Aircraft Flight Level Changes", Journal of Guidance, Control, and Dynamics, vol. 44, no. 8, 2021, pp. 1532-1540. [doi]
	H. Hong, P. Piprek, R. J. M. Afonso, F. Holzapfel, "Hierarchical Parameterization for Seamless Transition Trajectory Generation", IEEE Transactions on Aerospace and Electronic Systems, vol. 57, no. 5, 2021, pp. 2878-2888. [doi]
	H. Hong, P. Piprek, R. J. M. Afonso, F. Holzapfel, "Trigonometric Series-based Smooth Flight Trajectory Generation", IEEE Transactions on Aerospace and Electronic Systems, vol. 57, no. 1, 2021, pp. 721-728. [doi]
	H. Zheng, P. Piprek, H. Hong, F. Holzapfel, S. Tang, "Smooth Sub-optimal Trajectory Generation for Transition Maneuvers", IEEE Access, vol. 8, no. 1, 2020, pp. 61035-61042. [doi]
	P. Piprek, M. M. Marb, P. Bhardwaj, F. Holzapfel, "Trajectory/Path-Following Controller Based on Nonlinear Jerk-Level Error Dynamics", Applied Sciences, vol. 10, no. 23, 2020, pp. 8760. [pdf] [doi]
	J. Diepolder, J. Z. Ben-Asher, P. Piprek, F. Holzapfel, "Optimal Control Based Flight Control Law Clearance Using Generalized Polynomial Chaos", in 60th Israel Annual Conference on Aerospace Sciences (IACAS), 2020.
	P. Piprek, S. Gros and F. Holzapfel, "Rare Event Chance-Constrained Optimal Control Using Polynomial Chaos and Subset Simulation", Processes, vol. 7, no. 4, 2019. [doi]
	P. Piprek, S. Gros and F. Holzapfel, "A Distributed Robust Optimal Control Framework Based on Polynomial Chaos", in CEAS Specialist Conference on Guidance, Navigation & Control (EuroGNC 2019).
	P. Piprek, V. Schneider, V. Fafard, S. P. Schatz, C. Dörhöfer, P. J. Lauffs, L. Peter, F. Holzapfel, "Enhanced Kinematics Calculation for an Online Trajectory Generation Module", Transportation Research Procedia, vol. 29, 2018, pp. 312-322. [doi]
	P. Piprek, F. Holzapfel, "Robust Trajectory Optimization of a Ski Jumper for Uncertainty Influence and Safety Quantification", in 12th Conference of the International Sports Engineering Association, Brisbane, Queensland, 2018. [doi]
	P. Piprek, F. Glas, X. Fang, V. Bessone, P. Johannes, M. Bittner, F. Holzapfel, "Multi-Body Ski Jumper Model with Nonlinear Dynamic Inversion Muscle Control for Trajectory Optimization", in 12th Conference of the International Sports Engineering Association, Brisbane, Queensland, 2018. [doi]
	P. Piprek, F. Holzapfel, "ROBUST TRAJECTORY OPTIMIZATION OF VTOL TRANSITION MANEUVER USING BI-LEVEL OPTIMAL CONTROL", in ICAS 31st Congress of the International Council of the Aeronautical Science, 2018.
	P. Piprek, F. Holzapfel, "BI-LEVEL TRAJECTORY OPTIMIZATION BY STOCHASTIC COLLOCATION FOR UNCERTAINTY INTERVAL CALCULATION", in ICAS 31st Congress of the International Council of the Aeronautical Science, 2018.
	B. Grüter, J. Diepolder, P. Piprek, T. Akman, F. Holzapfel, "NONLINEAR MODEL PREDICTIVE CONTROL FOR OPTIMAL AIRCRAFT SEQUENCING", in ICAS 31st Congress of the International Council of the Aeronautical Science, 2018.
	P. Piprek, V. Schneider, V. Fafard, S. P. Schatz, C. Dörhöfer, P. J. Lauffs, L. Peter, F. Holzapfel, "Enhanced Kinematics Calculation for an Online Trajectory Generation Module", in 6th CEAS Air and Space Conference Aerospace Europe, 2017.
	P. Piprek, F. Holzapfel, "Robust Trajectory Optimization combining Gaussian Mixture Models with Stochastic Collocation", in IEEE Conference on Control Technology and Applications (CCTA), 2017, pp. 1751-1756.
	J. Diepolder, P. Piprek, B. Grüter, T. Akman, F. Holzapfel, "Aircraft Safety Analysis using Generalized Polynomial Chaos", in ENRI Int. Workshop on ATM/CNS 2017 (EIWAC 2017).
	J. Diepolder, M. Bittner, P. Piprek, B. Grüter, F. Holzapfel, "Facilitating aircraft optimal control based on numerical nonlinear dynamic inversion", in 25th Mediterranean Conference on Control and Automation (MED), 2017, pp. 141-146. [doi]
	J. Diepolder, P. Piprek, N. Botkin, V. Turova, F. Holzapfel, "A Robust Aircraft Control Approach in the Presence of Wind using Viability Theory", in Australian and New Zealand Control Conference (ANZCC), 2017. [doi]
	V. Schneider, P. Piprek, S. P. Schatz, T. Baier, C. Dörhöfer, M. Hochstrasser, A. C. Gabrys, E. Karlsson, C. Krause, P. J. Lauffs, N. C. Mumm, K. Nürnberger, L. Peter, P. Spiegel, L. Steinert, A. W. Zollitsch, F. Holzapfel, "Online Trajectory Generation Using Clothoid Segments", in 14th International Conference on Control, Automation, Robotics & Vision (ICARCV), 2016.
	X. Fang, B. Grüter, P. Piprek, V. Bessone, P. Johannes, F. Holzapfel, "Ski Jumping Trajectory Reconstruction Using Wearable Sensors via Extended Rauch-Tung-Striebel Smoother with State Constraints", Sensors, vol. 20, no. 7. [doi]

Supervised Lectures

Praktikum Optimalsteuerung - Optimal Control Lab (WS16/17 - WS19/20)

Supervised Student Theses

	J. Schwarz, "Robust Model Predictive Control for Vehicles with Motorsports Application", Thesis, Technische Universität München, Garching, 2020.
	M. Marb, "Development and Testing of a Path-Following Controller Employing Full Nonlinear Kinematics Based on Jerk-Level Dynamics", Thesis, Technische Universität München, Garching, 2020.
	A. Huber, "Analyse zur leistungsbasierten Nachweisführung von Kollisionsvermeidungssystemen für UAS-Luftraumintegration", Thesis, Technische Universität München, Garching, 2019.
	F. Schwaiger, "Online Flight Path Optimization on a Hexarotor UAV Using IPOPT", Thesis, Technische Universität München, Garching, 2017.
	L. Paul, "Modellierung und Vermeidung von Hindernissen durch Potentialfelder für die Anwendung in der Optimalsteuerung", Thesis, Technische Universität München, Garching, 2017.
	J. Mayr, "Automatisierte Generierung von Starrkörper und Mehrkörpermodellen für die Optimalsteuerung", Thesis, Technische Universität München, Garching, 2017.
	L. Huber, "Trajectory optimization of a staged surface-to-air missile", Thesis, Technische Universität München, Garching, 2017.
	F. Glas, "Development of a High-Fidelity Muscle Model for a Multi-body Ski Jumper Model", Thesis, Technische Universität München, Garching, 2017.
	X. Chen, "Arbitrary Polynomial Chaos augmented Stochastic Collocation for Robust Optimal Control", Thesis, Technische Universität München, Garching, 2017.