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🔍 julio candanedo 📂 Engineering
Showing 57 results for "julio candanedo" in Engineering
Engineering Preprint PDF DOI

Complementarity by Construction: A Lie-Group Approach to Solving Quadratic Programs with Linear Complementarity Constraints

Arun L. Bishop, Micah I. Reich, Zachary Manchester · 2026

Many problems in robotics require reasoning over a mix of continuous dynamics and discrete events, such as making and breaking contact in manipulation and locomotion. These problems are locally well m…

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Engineering Preprint PDF DOI

Modeling and Simulation of Nitrogen Generation by Pressure Swing Adsorption for Power-to-Ammonia

Marcus J. Schytt, Lorenz T. Biegler, John B. J{o}rgensen · 2026

Power-to-ammonia (P2A) provides a carbon-free alternative to conventional ammonia production by replacing fossil-based feedstocks with electrolytic hydrogen and nitrogen from air separation. For decen…

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Engineering Preprint PDF DOI

\texttt{DR-DAQP}: An Hybrid Operator Splitting and Active-Set Solver for Affine Variational Inequalities

Daniel Arnstrom, Emilio Benenati, Giuseppe Belgioioso · 2026

We present \texttt{DR-DAQP}, an open-source solver for strongly monotone affine variational inequaliries that combines Douglas-Rachford operator splitting with an active-set acceleration strategy. The…

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Engineering Preprint PDF DOI

Least-Cost Overvoltage Control in PV-Rich Distribution Networks via Unbalanced Optimal Power Flow

Andrea Espinosa del Pozo, Araceli Hernandez, Luis Badesa · 2026

The increasing penetration of photovoltaic (PV) generation in low-voltage distribution networks presents operational challenges, with overvoltages being among the most critical. This study introduces …

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Engineering Preprint PDF DOI

StochasticBarrier.jl: A Toolbox for Stochastic Barrier Function Synthesis

Rayan Mazouz, Frederik Baymler Mathiesen, Luca Laurenti, Morteza Lahijanian · 2026

We present StochasticBarrier.jl, an open-source Julia-based toolbox for generating Stochastic Barrier Functions (SBFs) for safety verification of discrete-time stochastic systems with additive Gaussia…

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Engineering Preprint PDF DOI

PolyOCP.jl -- A Julia Package for Stochastic OCPs and MPC

Ruchuan Ou, Learta Januzi, Jonas Schie{ss}l, Michael Heinrich Baumann, Lars Grune, Timm Faulwasser · 2025

The consideration of stochastic uncertainty in optimal and predictive control is a well-explored topic. Recently Polynomial Chaos Expansions (PCE) have received considerable attention for problems inv…

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Engineering Preprint PDF DOI

Porous Convection in the Discrete Exterior Calculus with Geometric Multigrid

Luke Morris, George Rauta, Kevin Carlson, James Fairbanks · 2025

The discrete exterior calculus (DEC) defines a family of discretized differential operators which preserve certain desirable properties from the exterior calculus. We formulate and solve the porous co…

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Engineering Preprint PDF DOI

Optimal Droop Control Strategy for Coordinated Voltage Regulation and Power Sharing in Hybrid AC-MTDC Systems

Hongjin Du, Tuanku Badzlin Hashfi, Rashmi Prasad, Pedro P. Vergara, Peter Palensky, Aleksandra Lekic · 2025

With the growing integration of modular multilevel converters (MMCs) in Multi-Terminal Direct Current (MTDC) transmission systems, there is an increasing need for control strategies that ensure both e…

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Engineering Preprint PDF DOI

Forward kinematics of a general Stewart-Gough platform by elimination templates

Evgeniy Martyushev · 2025

The paper proposes an efficient algebraic solution to the problem of forward kinematics for a general Stewart-Gough platform. The problem involves determining all possible postures of a mobile platfor…

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Engineering Preprint PDF DOI

Unified Power Flow Model for Bipolar HVDC Grids in Unbalanced Operation

Chandra Kant Jat, Francesco Giacomo Puricelli, Jef Beerten, Hakan Ergun, Dirk Van Hertem · 2025

In the near future, point-to-point High Voltage Direct Current (HVDC) systems are expected to evolve into multi-terminal and meshed HVDC grids, predominantly adopting a bipolar HVDC configuration. Nor…

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Engineering Preprint PDF DOI

EIQP: Execution-time-certified and Infeasibility-detecting QP Solver

Liang Wu, Wei Xiao, Richard D. Braatz · 2025

Solving real-time quadratic programming (QP) is a ubiquitous task in control engineering, such as in model predictive control and control barrier function-based QP. In such real-time scenarios, certif…

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Engineering Preprint PDF DOI

C codegen considered unnecessary: go directly to binary, do not pass C. Compilation of Julia code for deployment in model-based engineering

Fredrik Bagge Carlson, Cody Tapscott, Gabriel Baraldi, Chris Rackauckas · 2025

Since time immemorial an old adage has always seemed to ring true: you cannot use a high-level productive programming language like Python or R for real-time control and embedded-systems programming, …

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Engineering Preprint PDF DOI

ModelPredictiveControl.jl: advanced process control made easy in Julia

Francis Gagnon, Alex Thivierge, Andre Desbiens, Fredrik Bagge Carlson · 2024

Proprietary closed-source software is still the norm in advanced process control. Transparency and reproducibility are key aspects of scientific research. Free and open-source toolkit can contribute t…

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Engineering Preprint PDF DOI

Reactive Environments for Active Inference Agents with RxEnvironments.jl

Wouter W. L. Nuijten, Bert de Vries · 2024

Active Inference is a framework that emphasizes the interaction between agents and their environment. While the framework has seen significant advancements in the development of agents, the environmen…

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Engineering Preprint PDF DOI

Mechanistic Modeling of Continuous Lyophilization for Biopharmaceutical Manufacturing

Prakitr Srisuma, Gang Chen, Richard D. Braatz · 2024

Lyophilization (aka freeze drying) is a typical process in pharmaceutical manufacturing used for improving the stability of various drug products, including its recent applications to mRNA vaccines. W…

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Engineering Preprint PDF DOI

Exposing Barriers to Flexibility Aggregation in Unbalanced Distribution Networks

Andrey Churkin, Wangwei Kong, Pierluigi Mancarella, Eduardo A. Martinez Cesena · 2024

The increasing integration of distributed energy resources (DER) offers new opportunities for distribution system operators (DSO) to improve network operation through flexibility services. To utilise …

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Engineering Preprint PDF DOI

Enhanced Optimal Power Flow Based Droop Control in MMC-MTDC Systems

Hongjin Du, Rashmi Prasad, Aleksandra Lekic, Pedro P. Vergara, Peter Palensky · 2024

Optimizing operational set points for modular multilevel converters (MMCs) in Multi-Terminal Direct Current (MTDC) transmission systems is crucial for ensuring efficient power distribution and control…

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Engineering Preprint PDF DOI

Advancing The Robotics Software Development Experience: Bridging Julia's Performance and Python's Ecosystem

Gustavo Nunes Goretkin, Joseph Carpinelli, Andy Park · 2024

Robotics programming typically involves a trade-off between the ease of use offered by Python and the run-time performance of C++. While multi-language architectures address this trade-off by coupling…

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Engineering Preprint PDF DOI

PowerSimulations.jl -- A Power Systems operations simulation Library

Jose Daniel Lara, Clayton Barrows, Daniel Thom, Sourabh Dalvi, Duncan S. Callaway, Dheepak Krishnamurthy · 2024

PowerSimulations.jl is a Julia-based BSD-licensed power system operations simulation tool developed as a flexible and open source software for quasi-static power systems simulations including Producti…

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Engineering Preprint PDF DOI

Code Generation and Conic Constraints for Model-Predictive Control on Microcontrollers with Conic-TinyMPC

Ishaan Mahajan, Khai Nguyen, Sam Schoedel, Elakhya Nedumaran, Moises Mata, Brian Plancher, Zachary Manchester · 2024

Model-predictive control (MPC) is a powerful framework for controlling dynamic systems under constraints, but it remains challenging to deploy on resource-constrained platforms, especially for problem…

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