Blar i NTNU Open på forfatter "Håbrekke, Solfrid"
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An Approach to Update the Failure Rates of Safety Barriers Based on Operating Experience
Lee, Shenae; Khakzad, Nima; Schmitz, Peter; Reniers, Genserik; Håbrekke, Solfrid; Paltrinieri, Nicola (Peer reviewed; Journal article, 2022)Hazardous events in process plants like the leakage of dangerous substances can result in severe damage, and such an event is often defined as the TOP event of a fault tree analysis (FTA) in a quantitative risk analysis. ... -
Barriers to prevent and limit acute releases to sea
Hauge, Stein; Håbrekke, Solfrid; Kråkenes, Tony; Lundteigen, Mary Ann; Merz, Mariann (SINTEF Rapport;A22763, Research report, 2012)This report summarizes the work performed in PDS-BIP activity 2: "Environmental barrier indicators". The purpose of the present report is to propose a set of suitable indicators for a specified drilling scenario and to ... -
Failure rates of safety critical equipment based on inventory attributes
Håbrekke, Solfrid; Hauge, Stein; Xie, Lin; Lundteigen, Mary Ann (Chapter, 2018)Reliable failure rate estimates of safety critical equipment is crucial for verifying performance requirements and for trending the safety performance of the equipment. Joint industry efforts, like OREDA, Exida and PDS ... -
Guideline for follow-up of Safety Instrumented Systems (SIS) in the operating phase
Håbrekke, Solfrid; Hauge, Stein; Lundteigen, Mary Ann (Research report, 2023)This guideline describes a best practise for follow-up of safety instrumented systems (SIS) during operation of a process facility. It covers management of functional safety, operation, maintenance, monitoring, and management ... -
Guidelines for standardised classification and failure reporting for safety equipment in the petroleum industry, Ver 04
Hauge, Stein; Håbrekke, Solfrid; Lundteigen, Mary Ann; Lee, Shenae; Ottermo, Maria Vatshaug (Research report, 2023)This document provides guidance on how to report and classify failure and maintenance data for safety equipment, as a basis for improved follow-up and future automation. Standardised equipment grouping, equipment properties ... -
Metodar og data til estimering av parametrar i risikomodellen for transport av farleg gods
Håbrekke, Solfrid (Master thesis, 2007)Det er utvikla ein nasjonal risikomodell for transport av farleg gods. Parametrar i modellen skal estimerast ved statistiske metodar eller fastsetjast ved ekspertvurderingar. Statistiske metodar med naudsynte data til ... -
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 ... -
Potential for automated follow-up of safety equipment
Lee, Shenae; Ottermo, Maria Vatshaug; Hauge, Stein; Håbrekke, Solfrid; Lundteigen, Mary Ann (Research report, 2023)On petroleum facilities, safety equipment is installed to obtain risk reduction. To ensure that the desired risk reduction is achieved during the operational phase, follow-up of the reliability of such equipment is important. ...