32 citations · 38 across the 17 of their papers we have counts for
20 papers
Distributionally Robust Adaptive Iterative Covariance Steering for Small-Body Proximity Operations
Vivek Khatana, Aditya Gahlawat, Naira Hovakimyan +1
Autonomous small-body proximity operations require continuous-thrust guidance under uncertain gravity, solar-radiation pressure (SRP), and stochastic disturbances. We combine itera…
Verifier-Mediated Multi-LLM Coordination for Multi-Robot Path Planning
Vivek Khatana, Zijian Song, Naira Hovakimyan +1
Foundation models are increasingly used for high-level multi-robot task planning, yet independently generated symbolic plans can become jointly infeasible after geometric grounding…
Uncertainty-Aware Vision-Based Autonomous Aerial Refueling
Minhyuk Jang, Thinh Nguyen, Vivek Khatana +3
Probe-and-drogue refueling (PDR) requires accurate terminal alignment of a receiver probe with an uninstrumented, dynamically moving drogue despite uncertainty in both relative-sta…
Large-Signal Stability Analysis of Optimization-Based Secondary Control for Distributed Energy Resources
Vivek Khatana, Soham Chakraborty, Murti V. Salapaka
This article develops a large-signal stability analysis for a sampled-data optimization-based secondary controller for distributed energy resources (DERs) in power systems. The ind…
Analysis of a Distributed Optimization-Based Control Architecture for Inverter-Interfaced Virtual Power Plants
Vivek Khatana, Soham Chakraborty, Murti V. Salapaka
We develop a large-signal stability analysis for a sampled-data, optimization-based secondary controller for inverter-interfaced distributed energy resources in virtual power plant…
Storage and Transport Capacity Design for a Self-Reliable Two-Node Stochastic Resource System
Arnab Dey, Vivek Khatana, Ankur Mani +1
We study a two-node stochastic resource system operating over a finite horizon. Each node experiences uncertain supply and demand and is equipped with finite storage. The objective…
Networked Control and Mean Field Problems Under Diagonal Dominance: Decentralized and Social Optimality
Vivek Khatana, Duo Wang, Petros Voulgaris +2
In this article, we employ an input-output approach to expand the study of cooperative multi-agent control and optimization problems characterized by mean-field interactions that a…
Wasserstein Distributionally Robust Adaptive Covariance Steering
Aditya Gahlawat, Vivek Khatana, Duo Wang +3
We present a methodology for predictable and safe covariance steering control of uncertain nonlinear stochastic processes. The systems under consideration are subject to general un…
A Plug and Play Distributed Secondary Controller for Microgrids with Grid-Forming Inverters
Vivek Khatana, Soham Chakraborty, Murti V. Salapaka
A distributed controller for secondary control problems in microgrids with grid-forming (GFM) inverter-based resources (IBRs) is developed. The controller is based on distributed o…
A Distributed Malicious Agent Detection Scheme for Resilient Power Apportioning in Microgrids
Vivek Khatana, Soham Chakraborty, Govind Saraswat +2
We consider the framework of distributed aggregation of Distributed Energy Resources (DERs) in power networks to provide ancillary services to the power grid. Existing aggregation…
Distributed Difference of Convex Optimization
Vivek Khatana, Murti V. Salapaka
In this article, we focus on solving a class of distributed optimization problems involving agents with the local objective function at every agent given by the difference…
Adaptive Online Model Update Algorithm for Predictive Control in Networked Systems
Vivek Khatana, Chin-Yao Chang, Wenbo Wang
In this article, we introduce an adaptive online model update algorithm designed for predictive control applications in networked systems, particularly focusing on power distributi…
Guaranteeing Service in Connected Microgrids: Storage Planning and Optimal Power Sharing Policy
Arnab Dey, Vivek Khatana, Ankur Mani +1
The integration of renewable energy sources (RES) into power distribution grids poses challenges to system reliability due to the inherent uncertainty in their power production. To…
Distributed Average Consensus Over Noisy Communication Links in Directed Graphs
Vivek Khatana, Murti V. Salapaka
Motivated by the needs of resiliency, scalability, and plug-and-play operation, distributed decision-making is becoming increasingly prevalent. The problem of achieving consensus i…
Transactive Framework for Dynamic Energy Storage Allocation for Critical Load Management
Arnab Dey, Vivek Khatana, Ankur Mani +1
Increased penetration of Distributed Energy Resources (DER) and Renewable Energy Systems (RES) transforming the conventional distribution grid into a transactive framework supervis…
Convex Decreasing Algorithms: Distributed Synthesis and Finite-time Termination in Higher Dimension
James Melbourne, Govind Saraswat, Vivek Khatana +2
We introduce a general mathematical framework for distributed algorithms, and a monotonicity property frequently satisfied in application. These properties are leveraged to provide…
On Mitigating the Uncertainty in Renewable Generation in Distribution Microgrids
Arnab Dey, Vivek Khatana, Ankur Mani +1
In this article, we focus on the problem of mitigating the risk of not being able to meet the power demand, due to the inherent uncertainty of renewable energy generation sources i…
DC-DistADMM: ADMM Algorithm for Constrained Distributed Optimization over Directed Graphs
Vivek Khatana, Murti V. Salapaka
This article reports an algorithm for multi-agent distributed optimization problems with a common decision variable, local linear equality and inequality constraints and set constr…
Gradient-Consensus: Linearly Convergent Distributed Optimization Algorithm over Directed Graphs
Vivek Khatana, Govind Saraswat, Sourav Patel +1
In this article, we propose a new approach, optimize then agree for minimizing a sum of convex objective functions over a directed graph. The optimize th…
Distributed finite-time termination for consensus algorithm in switching topologies
Govind Saraswat, Vivek Khatana, Sourav Patel +1
In this article, we present a finite time stopping criterion for consensus algorithms in networks with dynamic communication topology. Recent results provide asymptotic convergence…