Browsing Fakultet for ingeniørvitenskap (IV) by Title

System, methods and credible data for calculating primary energy efficiency for energy systems with special focus on energy systems applying CHP-technology with bio based fuel

Berner, Monica (Doktoravhandlinger ved NTNU, 1503-8181; 2014:112, Doctoral thesis, 2014)

During the last few decades, reduced energy consumption, increased energy efficiency and utilization of renewable energy have gained interest while different energy efficient energy conversion technologies have matured. ...

System-level modeling of marine power plant with PEMFC system and battery

Malekibagherabadi, Kamyar; Skjong, Stian; Bruinsma, Jogchum; Pedersen, Eilif (Journal article; Peer reviewed, 2022)

Systemanalyse og utbedring av en katalogbolig for å oppnå høyere energieffektivitet

Rygge, Maja Kaarby; Hogstad, Sigrid (Bachelor thesis, 2022)

Denne bacheloroppgavens formål er å undersøke forskjellige utbedringer for å oppnå definerte nivåer av energieffektivitet. Disse utbedringene vil legge grunnlaget for å sammenligne nivåenes hensiktsmessighet i sammenheng ...

Systematic Analysis of Experiments on Sub-Carangiform Fish Hydrodynamics

Søvik, Eirik Ruben Grimholt (Master thesis, 2022)

Målet med denne oppgaven er å undersøke om det er en måte å systematisk samle data fra fiskesvømmeeksperimenter slik at fremtidig datautvinning for påfølgende analyse kan foregå mye raskere. Det er gjort et forarbeid for ...

Systematic and data-driven literature review of the energy and indoor environmental performance of swimming facilities

Smedegård, Ole Øiene; Aas, Bjørn; Stene, Jørn; Georges, Laurent; Carlucci, Salvatore (Peer reviewed; Journal article, 2021)

During the last few decades, focus on measures for energy conservation in buildings has increased considerably. The European Commission implemented the Energy Performance of Buildings Directive, which gave instructions to ...

A systematic approach for data analysis and prediction methods for annual energy profiles: An example for school buildings in Norway

Ding, Yiyu; Brattebø, Helge; Nord, Natasa (Journal article; Peer reviewed, 2021)

Current research on energy supply systems and building energy demand presents positive impacts from the two sides, with potentials of combining top-down and bottom-up modelling. Mostly, the energy demand input has been ...

Systematic Evaluation of VIV Prediction for Riser with Partial Strake Coverage

Drengsrud, Håkon (Master thesis, 2019)

Med utgangspunkt i doktorgradsavhandlingene til Mats J. Thorsen og Jan V. Ulveseter presenterer denne oppgaven en semi-empirisk tidsplan-modell som er i stand til å predikere virvelinduserte vibrasjoner (VIV) for stigerør ...

Systematic Experimental Assessment of POFA Concrete Incorporating Waste Tire Rubber Aggregate

Mhaya, Akram M.; Baharom, S.; Hajmohammadian Baghban, Mohammad; Nehdi, Moncef L.; Faridmehr, Iman; Huseien, Ghasan Fahim; Algaifi, Hassan Amer; Ismail, Mohammad (Peer reviewed; Journal article, 2022)

Several researchers devoted considerable efforts to partially replace natural aggregates in concrete with recycled materials such as recycled tire rubber. However, this often led to a significant reduction in the compressive ...

Systematic investigation of data analysis methods in wave-ice interaction problem

Li, Hongtao; Gedikli, Ersegun Deniz; Lubbad, Raed (Chapter, 2020)

Wave climate and extent of ice cover in the Arctic ocean have changed significantly in recent decades. Concomitantly, interest in studying wave-ice interaction has rapidly increased in the last two decades. Laboratory-scale ...

Systematic Investigation of Interoperability Issues between Building Information Modelling and Building Energy Modelling - BIM-based BEM Information Exchange Issues

Akbarieh, Arghavan (Master thesis, 2018)

Integrated building design necessitates the Architecture-Engineering-Construction-Owner-Operator (AECOO) Industry s participants to collaborate efficiently with each other through the different phases of a building. ...

A Systematic Literature Review of Non-Invasive Indoor Thermal Discomfort Detection

Marchenko, Alla; Temeljotov Salaj, Alenka (Peer reviewed; Journal article, 2020)

Since 1997, scientists have been trying to utilize new non-invasive approaches for thermal discomfort detection, which promise to be more effective for comparing frameworks that need direct responses from users. Due to ...

Systematic Metadata Analysis of Wind-Exposed Long-Span Bridges for Road Vehicle Safety Assessments

Reymert, Sebastian; Rønnquist, Anders; Øiseth, Ole Andre (Journal article; Peer reviewed, 2022)

Systematic modulation of the flame transfer function and its effect on thermoacoustic stability

Æsøy, Eirik; Dawson, James Richard; Moeck, Jonas (Journal article; Peer reviewed, 2024)

We investigate the thermoacoustic response of a simple laboratory combustor where the flame response is varied systematically by combining hydrogen enrichment with coherent vortex shedding to introduce modulations in the ...

A systematic review of operating room ventilation

Sadrizadeh, Sasan; Aganovic, Amar; Bogdan, Anna; Wang, Cong; Afshari, Alireza; Hartmann, Anne; Croitoru, Cristiana; Khan, Amirul; Kriegel, Martin; Lind, Merethe; Liu, Zhijian; Melikov, Arsen; Mo, Jinhan; Rotheudt, Hansjörg; Yao, Runming; Zhang, Yixian; Abouali, Omid; Langvatn, Håkon; Sköldenberg, Olof; Cao, Guangyu (Peer reviewed; Journal article, 2021)

Ventilation systems are the primary way of eliminating airborne pathogenic particles in an operating room (OR). However, such systems can be complex due to factors such as different surgical instruments, diverse room sizes, ...

Systematic Study of Wettability Alteration of Glass Surfaces by Dichlorooctamethyltetrasiloxane Silanization - A Guide for Contact Angle Modification.

Vucovic, Tomislav; Røstad, Jostein; Farooq, Umer; Torsæter, Ole; van der Net, Antje (Peer reviewed; Journal article, 2023)

To investigate the effects of wettability on multiphase flow in porous media, glass bead packs or micromodels are commonly used. Their wettability can be altered by the surface treatment method–silanization. Although ...