Gas Source Localization

Gas source localization with mobile robots is a critical area of research aimed at enhancing the robots’ ability to detect and pinpoint the origins of gas emissions in various environments. By leveraging advanced sensor technology and sophisticated algorithms, mobile robots can navigate through complex terrains and identify the exact locations of gas leaks or hazardous substance emissions. This capability is especially valuable in industrial settings, where timely identification and mitigation of gas leaks are crucial for ensuring safety and preventing environmental contamination. The mobile robots’ mobility and autonomous navigation allow them to access hard-to-reach areas, making them indispensable tools for comprehensive gas monitoring.

The process of gas source localization involves several steps. Initially, the robots detect the presence of a gas and begin to move towards higher-concentration areas. Using algorithms such as particle filters, Bayesian inference, or probabilistic approaches based on dispersion models, the robots continuously refine their path based on real-time sensor data. This iterative approach enables the robots to hone in on the gas source with increasing accuracy. The integration of machine learning techniques further enhances the robots’ ability to differentiate between multiple gas sources and environmental noise, providing precise localization even in complex and dynamic settings. This technology not only improves safety and operational efficiency in industrial and public safety applications but also holds promise for environmental monitoring and disaster response, where rapid and accurate detection of hazardous gases is essential.

Some Results:

PMFS – Robotic Gas Source Localization with Probabilistic Mapping and Online Dispersion Simulation
GADEN – Gas Dispersion Simulator for Mobile Robotics

Related Publications:

Journals (6)

2024

P. Ojeda, J. Monroy, J. Gonzalez-Jimenez

Robotic Gas Source Localization with Probabilistic Mapping and Online Dispersion Simulation

IEEE Transactions on Robotics (TRO), vol. 40, pp. 3551-3564, 2024. Q1 · T1

2023

P. Ojeda, J. Monroy, J. Gonzalez-Jimenez

VGR Dataset: A CFD-based Gas Dispersion Dataset for Mobile Robotic Olfaction

Journal of Intelligent & Robotic Systems, 2023. Q2 · T2

2021

P. Ojeda, J. Monroy, J. Gonzalez-Jimenez

A Simulation Framework for the Integration of Artificial Olfaction into Multi-Sensor Mobile Robots

MDPI Sensors, vol. 21, no. 6, pp. 2041, 2021, ISSN: 1424-8220. Q2 · T1

P. Ojeda, J. Monroy, J. Gonzalez-Jimenez

Information-driven Gas Source Localization Exploiting Gas and Wind Local Measurements for Autonomous Mobile Robots

IEEE Robotics and Automation Letters (RAL), vol. 6, no. 2, pp. 1320-1326, 2021. Q2 · T2

2019

J. Monroy, J.R. Ruiz-Sarmiento, F.A. Moreno, C. Galindo, J. Gonzalez-Jimenez

Olfaction, Vision, and Semantics for Mobile Robots. Results of the IRO Project

Sensors, vol. 19, no. 16: 3488, 2019. Q1 · T1

2018

J. Monroy, J.R. Ruiz-Sarmiento, F.A. Moreno, F. Melendez-Fernandez, C. Galindo, J. Gonzalez-Jimenez

A Semantic-Based Gas Source Localization with a Mobile Robot Combining Vision and Chemical Sensing

Sensors, vol. 18, no. 12, 2018, ISSN: 1424-8220. Q1 · T1

Book Chapters (2)

2018

C. Sánchez-Garrido, J. Monroy, J. Gonzalez-Jimenez

Probabilistic Estimation of the Gas Source Location in Indoor Environments by Combining Gas and Wind Observations

Frontiers in Artificial Intelligence and Applications (FAIA), IOS Press, pp. 110–121, IOS Press, 2018.

J. Monroy, J.R. Ruiz-Sarmiento, F.A. Moreno, C. Galindo, J. Gonzalez-Jimenez

Towards a Semantic Gas Source Localization under Uncertainty

Information Processing and Management of Uncertainty in Knowledge-Based Systems. Applications, pp. 504–516, Springer, Cham, 2018, ISBN: 978-3-319-91479-4.

Conferences (11)

2023

J. Monroy, P. Ojeda, J. Gonzalez-Jimenez

A Feasibility Study of a Leader-Follower Multi-Robot Formation for TDLAS Assisted Methane Detection in Open Spaces

Iberian Robotics Conference (ROBOT), Coimbra (Portugal), 2023.

2022

P. Ojeda, J. Monroy, J. Gonzalez-Jimenez

Experimental Analysis of the Impact of Sensor Response Time on Robotic Gas Source Localization

ISOCS/IEEE International Symposium on Olfaction and Electronic Nose (ISOEN), pp. 1-3, IEEE, Aveiro (Portugal), 2022.

P. Ojeda, J.R. Ruiz-Sarmiento, J. Monroy, J. Gonzalez-Jimenez

GadenTools: A Toolkit for Testing and Simulating Robotic Olfaction Tasks With Jupyter Notebook Support

Fifth Iberian Robotics Conference (ROBOT2022), Zaragoza, Spain, 2022.

P. Ojeda, J. Monroy, J. Gonzalez-Jimenez

On Gas Source Declaration Methods for Single-Robot Search

ISOCS/IEEE International Symposium on Olfaction and Electronic Nose (ISOEN), pp. 1-3, IEEE, Aveiro (Portugal), 2022.

2020

P. Ojeda, J. Monroy, J. Gonzalez-Jimenez

An Evaluation of Gas Source Localization Algorithms for Mobile Robots

International Conference on Applications of Intelligent Systems (APPIS), pp. 1-6, Las Palmas de Gran Canaria, Spain, 2020.

2019

J. Monroy, J.R. Ruiz-Sarmiento, J. Gonzalez-Jimenez

An Evaluation of Plume Tracking as a Strategy for Gas Source Localization in Turbulent Wind Flows

ISOCS/IEEE International Symposium on Olfaction and Electronic Nose (ISOEN), Fukuoka (Japan), 2019.

J. Monroy, J.R. Ruiz-Sarmiento, F.A. Moreno, C. Galindo, J. Gonzalez-Jimenez

Improvement of the Sensory and Autonomous Capability of Robots Through Olfaction: the IRO Project

Spanish Robotics Conference, Alicante (Spain), 2019.

2018

C. Sánchez-Garrido, J. Monroy, J. Gonzalez-Jimenez

Probabilistic Localization of Gas Emission Areas with a Mobile Robot in Indoor Environments

International Conference on Applications of Intelligent Systems (APPIS), Las Palmas de Gran Canaria (Spain), 2018.

2017

A. Gongora, J. Monroy, J. Gonzalez-Jimenez

Gas Source Localization Strategies for Teleoperated Mobile Robots. An Experimental Analysis

2017 European Conference on Mobile Robots (ECMR), Paris (France), 2017.

J. Monroy, F. Melendez-Fernandez, A. Gongora, J. Gonzalez-Jimenez

Integrating Olfaction in a Robotic Telepresence Loop

2017 26th IEEE International Symposium on Robot and Human Interactive Communication (RO-MAN), pp. 1012-1017, IEEE Lisbon (Portugal), 2017.

A. Gongora, J. Monroy, J. Gonzalez-Jimenez

A Robotic Experiment Toward Understanding Human Gas-Source Localization Strategies

International Symposium on Olfaction and Electronic Nose (ISOEN), pp. 1–3, Montreal (Canada), 2017.

National conferences (2)

2024

P. Ojeda, J. Monroy, J. Gonzalez-Jimenez

Localización de emisiones de metano combinando un sensor TDLAS y un robot móvil

Jornadas Automática CEA, Málaga, 2024.

2017

C. Sánchez-Garrido, J. Monroy, J. Gonzalez-Jimenez

Estimación Probabilı́stica de Áreas de Emisión de Gases con un Robot Móvil Mediante la Integración Temporal de Observaciones de Gas y Viento

Actas de las XXXVIII Jornadas de Automática, 2017.

PhD Theses (1)

2025

P. Ojeda, J. Monroy, J. Gonzalez-Jimenez

Probabilistic Methods for Robotic Gas Source Localization

Universidad de Málaga, 2025.

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