Blar i NTNU Open på forfatter "Lundteigen, Mary Ann"
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Information model for functional safety
Hauge, Stein; Lundteigen, Mary Ann; Ottermo, Maria Vatshaug; Lee, Shenae; Petersen, Stig (Research report, 2023)A main objective of this report has been to contribute toward further digitalisation and standardisation of the petroleum industry. In particular, the report explores: • How ideas from Industry 4.0 and the AAS (asset ... -
An integrated safety and security analysis for cyber-physical harm scenarios
Carreras Guzman, Nelson Humberto; Kozine, Igor; Lundteigen, Mary Ann (Journal article; Peer reviewed, 2021)Increasing digitalization and autonomous solutions in physical systems promise to enhance their performance, cost-efficiency and reliability. However, the integration of novel information technologies with safety-related ... -
Introduction of degradation modeling in qualification of the novel subsea technology
Srivastav, Himanshu; Lundteigen, Mary Ann; Barros, Anne (Journal article; Peer reviewed, 2021)All-electric systems are the novel subsea technology that is an upgrade of widely deployed electro-hydraulic control systems. They promised more reliable equipment and a safer environment. An all-electric production system ... -
Investigation of complex accidents in the digitalised railway sector - A case study to investigate accidents involving the European Rail Traffic Management System (ERTMS)
Albert, Marius Wold (Master thesis, 2019)The objective is to study how complex accidents involving the railway signalling system European Rail Traffic Management System (ERTMS) systematically can be analysed and investigated. The study addresses whether accident ... -
Konsekvensklassifisering av teknisk utstyr for Elkem
Nordbrenden, Emanuel (Master thesis, 2018)Vedlikehold styrker en bedrifts sikkerhet, både ovenfor personell og miljø, og vil over tid føre til en mer kostnadseffektiv styring. Det kan være vanskelig å bestemme vedlikeholdstiltak som optimaliserer drift.. Forskjellige ... -
Løsninger for offshore flytende produksjonsinnretninger med minimal bemanning
Rysst, Lars (Master thesis, 2016)Flytende offshore-systemer brukes til produksjon og prosessering av olje og gass, spesielt i dype farvann. Redusert offshore-bemanning vil gi fordeler i form av økt sikkerhet og lavere operasjonelle utgifter, og kan ... -
Management of SIL performance of safety-instrumented systems - Implementation of requirements from design to operation
Dutard, Caroline (Master thesis, 2015)Several serious incidents in the oil industry, and especially the Deepwater Horizon accident, have caused an increasing focus on safety and risk related to oil and gas production. Several standards and guidelines have been ... -
Management of the integrity of safety instrumented systems
Brataas, Martin (Master thesis, 2014)The thesis consider management of safety instrumented systems/functions during the operational lifetime of the systems/functions. The location consider installations on the Norwegian continental shelf.The thesis suggest a ... -
Manually or Autonomously Operated Drones: Impact on Sensor Data towards Machine Learning
Spahic, Rialda; Lundteigen, Mary Ann (Chapter, 2022)The growing need for autonomous systems in offshore industries has contributed to the increased use of machine learning methods. These systems promise to improve safety in operations. However, the methods as enablers of ... -
Methodology for Identification of Dangerous Combinations of Output States of SIS
Dong, Yining (Master thesis, 2015)Many operations in process industry and other application sectors involve inherent risk due to different hazards. A safety-instrumented system (SIS) is installed to prevent development of a hazard to an accident or to ... -
Methods for determining PFD/SIL for workover control systems with short test-intervals and imperfect testing: Metoder for å bestemme PFD/SILfor workover kontrollsystemer med korte testintervall og ikke-perfekte tester
Aguilar Martinez, Wilmer Alberto (Master thesis, 2014)Safety related-systems are subject to periodic proof testing, and it is often assumed that the proof test is perfect. In recent years, partial proof testing has been introduced in order to improve the system s reliability, ... -
Modified Failure Rates for Safety Instrumented Systems based on Operational Experience from the Oil and Gas Industry
Xie, Lin (Master thesis, 2017)In the oil and gas industry, safety instrument systems (SISs) are designed to ensure production safety, reduce risk and prevent major accidents. SISs should be demonstrated the fulfillment of specified safety requirement ... -
A Novel Warning Identification Framework for Risk-Informed Anomaly Detection
Spahic, Rialda; Hepsø, Vidar; Lundteigen, Mary Ann (Peer reviewed; Journal article, 2023)Cyber-physical systems are taking on a permanent role in the industry, such as in oil and gas or mining. These systems are expected to perform increasingly autonomous tasks in complex settings removing human operators from ... -
OPC-UA Interface for Safety Instrumented Systems
Omang, Einar Marstrander (Master thesis, 2021)This thesis explores the challenges and limitations of creating an OPC-UA (Open Platform Communications - Unified Architecture) server based on the OPC-UA information model for APOS developed in the autumn 2020 specialization ... -
Operation-oriented reliability and availability evaluation for onboard high-speed train control system with dynamic Bayesian network
Jiang, Lei; Liu, Yiliu; Wang, Xiaomin; Lundteigen, Mary Ann (Journal article; Peer reviewed, 2018)The reliability and availability of the onboard high-speed train control system are important to guarantee operational efficiency and railway safety. Failures occurring in the onboard system may result in serious accidents. ... -
Operational data-driven prediction for failure rates of equipment in safety instrumented systems: A case study from the oil and gas industry
Xie, Lin; Håbrekke, Solfrid; Liu, Yiliu; Lundteigen, Mary Ann (Journal article; Peer reviewed, 2019)Safety instrumented systems are frequently deployed to reduce the risk associated with industrial activities, such as those in the oil and gas industry. A key requirement for safety-instrumented systems in standards like ... -
Optimization of Design, Safety and Cost of Pressure Protection Systems
Hauff, Lars (Master thesis, 2016)The purpose and application of the High Integrity Pressure Protection System (HIPPS) has been explored, both in general and in the specific case for Kristin. As the HIPPS was a fairly novel off- shore technology in 2005, ... -
Optimization of periodic inspection time of sis subject to a regular proof testing
Srivastav, Himanshu; de Azevedo Vale, Guilherme; Barros, Anne; Lundteigen, Mary Ann; Pedersen, Frank Børre; Hafver, Andreas; Oliveira, Luiz F. (Chapter, 2018)Periodic testing is a method to ascertain the availability of Safety Instrumented Systems (SIS). These systems are generally passive and are activated only on demand. Testing is then required to diagnose their current state ... -
Optimizing condition monitoring for dynamic health and risk management
Srivastav, Himanshu (Doctoral theses at NTNU;2021:74, Doctoral thesis, 2021)This Ph.D. thesis explains the concepts of condition monitoring and associated challenges in maintenance modeling for subsea facilities. Thesis’s main objective is to develop systematic frameworks to assess the performance ... -
Performance analysis of safety barriers against cascading failures in a battery pack
Xie, Lin; Ustolin, Federico; Lundteigen, Mary Ann; Li, Tian; Liu, Yiliu (Peer reviewed; Journal article, 2022)Lithium-ion batteries have been widely employed as the principal power source in electric vehicles and other storage systems. However, some critical issues in a battery pack still exist, such as thermal failures on initial ...