Research output

  1. Published

    Diagnosing Drilling Problems Using Visual Analytics of Sensors Measurements

    Arnaout, A., Esmael, B., Thonhauser, G. & Fruhwirth, R., 2012, Instrumentation and Measurement Technology Conference (I2MTC). p. 1750-1753

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  2. Published

    Model-Based Hookload Monitoring and Prediction at Drilling Rigs using Neural Networks and Forward-Selection Algorithm

    Arnaout, A., Esmael, B., Thonhauser, G. & Fruhwirth, R., 2013, European Geosciences Union General Assembly 2012. p. 1-1

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  3. Published

    Real-Time Classification of Drilling Operations using Trend Analysis of Hookload Sensor Measurements

    Arnaout, A., Esmael, B., Fruhwirth, R. & Thonhauser, G., 2013, Kuwait International Petroleum Conference and Exhibition. p. 1-1

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  4. Published

    Drilling Events Detection Using Hybrid Intelligent Segmentation Algorithm

    Arnaout, A., Esmael, B., Fruhwirth, R. & Thonhauser, G., 2013, Hybrid Intelligent Systems (HIS) Conference. p. 1-1

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  5. Published

    Automatic Threshold Tracking of Sensors Data Using Expectation Maximization Algorithm

    Arnaout, A., Esmael, B., Thonhauser, G. & Fruhwirth, R., 2011, HIS11, 11th International Conference On Hybrid Intelligent Systems. p. 551-554

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  6. Published

    Abnormal Oil Well Drilling Operations Detection Using Smallest Principal Components

    Arnaout, A., Esmael, B., Fruhwirth, R. K. & Thonhauser, G., 2010. 4 p.

    Research output: Contribution to conferencePaperpeer-review

  7. Published

    Major natural gas pipeline projects in Germany using GPR

    Czarnowski, J., Heinze, S., Brühl, P., Staib, C., Robeck, M., Frank, G. & Fruhwirth, R. K., 1994, p. 1107-1113. 7 p.

    Research output: Contribution to conferencePaperpeer-review

  8. Published

    Sucker rod pump downhole dynamometer card determination based on a novel finite element method

    Eisner, P., Langbauer, C. & Fruhwirth, R., 21 Jun 2021, In: Liquid and Gaseous Energy Resources. 1.2021, 1, p. 2-220 19 p.

    Research output: Contribution to journalArticleResearchpeer-review

  9. Published

    Wellbore Instability Monitoring by Using 4D Imaging of Ultrasonic Caliper Logs in Real Time Drilling

    Elahifar, B., Esmaeili, A., Fruhwirth, R. K. & Thonhauser, G., 2013, Wellbore Instability Monitoring by Using 4D Imaging of Ultrasonic Caliper Logs in Real Time Drilling. p. 4346-4353 8 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  10. Published

    Experimental Determination of Wellbore Diameter and Shape by Using Ultrasonic Caliper Within Different Fluids for Real Time Drilling Application

    Elahifar, B., Esmaeili, A., Fruhwirth, R. K. & Thonhauser, G., 2012, Celle Drilling 2012. p. 1-2

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

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