Blar i SINTEF Open på forfatter "Sørheim, Kristin Rist"
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Heidrun Åre – Weathering properties and behaviour at sea
Sørheim, Kristin Rist; Pettersen, Thor-Arne; Bakken, Oddveig Merethe; Igartua, Amaia (SINTEF Ocean rapporter;OC2024 A-043, Research report, 2024-04-26)A standardized small-scale weathering and dispersibility study has been conducted on Heidrun Åre crude oil from 2023 at 13 °C. The dispersibility testing was included to estimate the viscosity limits and time window for ... -
Kvitebjørn condensate – Weathering properties and behaviour at sea - In relation to oil spill response
Sørheim, Kristin Rist; Hellstrøm, Kaja Cecilie (SINTEF Ocean rapporter;OC2019 A-097, Research report, 2019-08-15)A weathering study has been conducted on the Kvitebjørn condensate. This study is based on a small-sea le laboratory testing at 13 °C. The SINTEF Oil Weathering Model (OWM) was used to predict the weathering properties of ... -
Langfjellet – Weathering properties and behaviour at sea
Sørheim, Kristin Rist; Bakken, Oddveig Merethe; Pettersen, Thor-Arne; Igartua, Amaia (SINTEF Ocean rapporter;OC2024 A-086, Research report, 2024-10-08)A standardized bench-scale weathering study has been conducted on Langfjellet crude oil from the Yggdrasil area in the North Sea. The dispersibility testing was included to estimate the viscosity limits and the time window ... -
Lille Prinsen – Weathering properties and behaviour at sea In relation to oil spill response - OC2022 A-049
Sørheim, Kristin Rist; Pettersen, Thor-Arne; Johnsen, Marius; Hellstrøm, Kaja Cecilie (SINTEF Ocean rapporter;OC2022 A-049, Research report, 2022-05-16)A standardized bench-scale and meso-scale flume testing weathering study has been conducted on Lille Prinsen crude oil at 13 °C. The dispersibility testing on Lille Prinsen was included to estimate the viscosity limits and ... -
Limited Laboratory study of Luno II Blend in comparison With existing weathering properties of Luno II A
Pettersen, Thor-Arne; Sørheim, Kristin Rist (SINTEF Ocean reports;OC2017 A-088, Research report, 2017)The aim of this project was to assist Lundin Norway AS to select a model oil as input data for environmental risk and oil spill contingency analysis for a blend from segment B and C from the Luno Il field. A pre-evaluation ... -
Limited laboratory study of Rolvsnes in comparison with existing weathering properties of Edvard Grieg and Solveig crude oils - OC2021 A-117
Sørheim, Kristin Rist; Hellstrøm, Kaja Cecilie (SINTEF Ocean rapporter;OC2021 A-117, Research report, 2022-01-04)A limited laboratory study of Rolvsnes crude oil has been conducted to compare the obtained weathering data with the existing properties of Edvard Grieg (previous Luno) crude oil, in addition to Solveig (previous Luno II) ... -
Mekanisk dispergering av tynne oljefilmer - Oljevern 2015-WP048
Sørheim, Kristin Rist; Daling, Per Snorre; Leirvik, Frode (SINTEF Ocean reports;OC2017 A-125, Research report, 2017-06-12)Dette prosjektet har vært en del av NOFOs Teknologiutviklingsprogram Oljevern 2015: WP-048 Mekanisk dispergering av tynne oljefilmer. Hovedmålsetningen med prosjektet har vært å kunne utvikle og teste ut enkle kostnadseffektive ... -
Modernisation and updating of SINTEF Oil Weathering Model (OWM} - Extending and recalibration of the Crude Assay (CA) module in SINTEF OWM
Brandvik, Per Johan; Hellstrøm, Kaja Cecilie; Sørheim, Kristin Rist (SINTEF Ocean rapporter;OC2018 A-040, Research report, 2018-05-15)SINTEF har siden åttitallet foretatt forvitringsstudier på en rekke oljetyper (både norske og utenlandske). Hovedmålsettingen med disse forvitringsstudiene har vært å predikere oljenes forvitringsegenskaper dvs. hvordan ... -
Oda crude oil – Weathering Properties and behaviour at sea - In relation to oil spill response -
Sørheim, Kristin Rist; Johnsen, Marius; Bakken, Oddveig Merethe; Hellstrøm, Kaja Cecilie (SINTEF Ocean AS rapporter;2019:01159 A, Research report, 2019-11-01)A weathering study including dispersibility has been conducted on Oda crude oil. This study included a standardized small-scale laboratory testing and a meso-scale flume experiment at 13 °C. The SINTEF Oil Weathering Model ... -
Physico-chemical characterization and weathering properties of IM-5 Wakashio
Sørheim, Kristin Rist; Pettersen, Thor-Arne; Johnsen, Marius (SINTEF Ocean rapporter;OC2021 A-034, Research report, 2021-04-20)This project, to studying the physico-chemical characteristics and weathering properties of IM-5 Wakashio (VLSFO, S <0.50 % m/m), has been funded by Norwegian Coastal Administration (NCA). This is a supplement study to the ... -
Potential oil product leakages from World War II shipwrecks - Assessment of possible environmental risk
Faksness, Liv Guri; Altin, Dag; Daling, Per Snorre; Sørheim, Kristin Rist (SINTEF report;A27827, Research report, 2016-09-01)The water accommodated fractions (WAFs) of oils from the British sloop HMS "Bittern", the British carrier tanker RFA "Boardale", the German destroyer "Erich Giese", and the German cargo ship MS "Nordvard" have been studied ... -
Predictions from a subsea release of Oda crude oil related to oil spill response - Evaluation of response options
Sørheim, Kristin Rist; Daling, Per Snorre; Skancke, Jørgen (SINTEF Ocean AS rapporter;OC2019 A-117, Research report, 2019-10-01)Oil weathering predictions have been performed using the Subsea module integrated in the SINTEF Oil Weathering Model (OWM) of a relevant subsea release from a pipeline rupture (batch release) at the Oda oil field. The OSCAR ... -
Project Recommendations for Response to Oil Spills from Condensates and Light Crude Oils - Thin Oil Film (TOF) project
Singsaas, Ivar; Sørheim, Kristin Rist; Daling, Per Snorre (SINTEF Ocean reports;OC2017 A-205, Research report, 2017-09-22)This Project Recommendation is a guide for assistance in establishing operational oil spill response strategies for thin oil films of condensates and light crude oils. The Recommendations are based upon the results and ... -
Rengjøring av tanker benyttet til mellomlagring av oljeemulsjon om bord på oljevernfartøy
Sørheim, Kristin Rist; Daling, Per Snorre; Pettersen, Thor-Arne; Almås, Inger Kjersti; Rønsberg, Marianne Unaas (SINTEF Ocean rapporter;OC2024 A-039, Research report, 2024-04-18)Fiske-, fangst- og lastefartøy som brukes i den kystnære oljevernberedskapen har siden 2011 vært underlagt Forskrift om bruk av fartøy i oljevern. Fartøy har frem til 2022 ikke hatt mulighet for mellomlagring av oljeemulsjon ... -
Spreading of waxy Crude Oils on calm weather
Brönner, Ute; Johansen, Øistein; Leirvik, Frode; Nordam, Tor; Sørheim, Kristin Rist (Journal article; Peer reviewed, 2018-04)The objective of this paper is to provide a simple extension of the much-used gravity spreading model for oil on calm water to account for the spreading behavior of waxy crude oils in cold waters – including the observed ... -
Summary report - Petromaks 2 Thin Oil Films
Sørheim, Kristin Rist; Daling, Per Snorre; Gjesteland, Ingrid (SINTEF Ocean reports;OC2017 A-221, Research report, 2017-11-03)The Petromaks 2 Research Program "Formation and behaviour of thin oil films and evaluation of response methods including HSE" (TOF project) has been a 3-year Research & Development project (2014-2017). This report summarize ... -
Thin Oil Films – Properties and behaviour at sea - Laboratory studies and oil weathering predictions
Ramstad, Svein; Sørheim, Kristin Rist; Daling, Per Snorre (SINTEF Ocean reports;OC2017 A-207, Research report, 2017-10-02)The Petromaks 2 project "Formation and behaviour of thin oil films and evaluation of response methods including HSE", in the following short "Thin oil films" has the objective to achieve new knowledge more efficient and ... -
Utgard condensate - Weathering properties and behaviour at sea - In relation to oil spill response - OC2021A-060
Sørheim, Kristin Rist; Hellstrøm, Kaja Cecilie (SINTEF rapporter;OC2021A-060, Research report, 2021-07-27)A weathering study has been conducted on Utgard condensate. The weathering study is based on a small-scale laboratory testing at 13 °C. The SINTEF Oil Weathering Model (OWM) is used to predict the weathering properties of ... -
Valhall – Weathering properties and behaviour at sea - In relation to oil spill response - OC2021 A-063
Sørheim, Kristin Rist; Bakken, Oddveig Merethe (SINTEF Ocean rapporter;OC2021 A-063, Research report, 2021-09-14)A standardized weathering study has been conducted on Valhall crude oil at 13 °C in 2021. Dispersibility testing on Valhall included the dispersant Dasic Slickgone NS to estimate the viscosity limits and time window for ... -
Verification study of weathering properties of Draugen crude oil - re-check of oil properties related to oil spill response
Sørheim, Kristin Rist; Bakken, Oddveig Merethe (SINTEF Ocean reports;OC2018 A-054, Research report, 2018-06-08)SINTEF has conducted a verification study (re-check) of Draugen crude oil collected in 2018 to determine if weathering data collected from Draugen crude oil collected in 2008 is still valid. Weathering properties of Draugen ...