Browsing Publikasjoner fra CRIStin - NTNU by Title
Now showing items 12673-12692 of 37384
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An experimental study on pre-stretched double-chamber 6000-series aluminium profiles subjected to quasi-static and dynamic axial crushing
(Peer reviewed; Journal article, 2020)Automotive crash boxes require a material selection with strength and ductility in a balanced combination. In this work, the behaviour of double-chamber AA6063 and AA6082 aluminium profiles subjected to quasi-static and ... -
Experimental study on the characteristics of pressure drop oscillations and their interaction with short-period oscillation in a horizontal tube
(Journal article; Peer reviewed, 2018)Long-period oscillations (pressure drop oscillations) and short-period oscillations (superimposed density wave oscillations) have been observed in many studies. However, under which condition the long-period oscillations ... -
Experimental Study on the Chemical Stability of Phosphate Bonded Al2O3-based Ceramic Foam Filters (CFFs)
(Peer reviewed; Journal article, 2021)Production of high-quality aluminum products requires an extensive melt treatment process, even more so with the increasing focus on recycling and sustainability. Filtration is a commonly used process segment for removal ... -
Experimental Study on the Drag Forces on a Twin-tube Submerged Floating Tunnel Segment Model in Current
(Journal article; Peer reviewed, 2020)In this paper, the drag forces on a rigid segment of a twin-tube submerged floating tunnel (SFT) under various Re number and submergence are experimentally investigated with a simplified rigidly connected tandem twin-cylinder ... -
Experimental study on the effect of exhaust airflows on the surgical environment in an operating room with mixing ventilation
(Peer reviewed; Journal article, 2020)Due to the requirements of indoor environment parameters, including temperature, humidity, air speed and indoor quality, the design of the surgical environment is a very complex task. However, with limited studies on the ... -
Experimental study on the effect of second order wavemaker theory on the response of a flexible large diameter monopile in irregular sea
(Peer reviewed; Journal article, 2021)Motivated by the need for larger offshore wind turbines, large diameter monopile foundations are being developed. To ensure safe design, there is a need for model testing and validation of hydrodynamic load models. Scaled ... -
Experimental study on the effect of soil moisture content on critical temperature rise for typical cable backfill materials
(Peer reviewed; Journal article, 2022)The increased utilization of power grid requires operating power cables close to their thermal limit. Buried power cables in such condition experience thermal instability where thermal resistance increases as the moisture ... -
An experimental study on the effects of winglets on the tip vortex interaction in the near wake of a model wind turbine
(Peer reviewed; Journal article, 2020)An experimental study of the near wake up to four rotor diameters behind a model wind turbine rotor with two different wing tip configurations is performed. A straight‐cut wing tip and a downstream‐facing winglet shape are ... -
Experimental study on the exposure level of surgical staff to SARS-CoV-2 in operating rooms with mixing ventilation under negative pressure
(Peer reviewed; Journal article, 2022)The purpose of this study was to reveal the exposure level of surgical staff to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) from the patient's nose and wound during operations on COVID-19 patients. The ... -
Experimental study on the formability of AA6016 sheets pre-strained by rolling
(Journal article; Peer reviewed, 2017)The effects of prestrain by rolling on the formability of AA6016 sheets in the biaxial stretching region are studied in this paper. An experimental program including formability experiments has been carried out for as-received ... -
Experimental study on the response of thin aluminium and steel plates subjected to airblast loading
(Journal article; Peer reviewed, 2016)This work presents results from an experimental investigation on the influence of stand-off distance on the dynamic response of thin ductile plates subjected to airblast loading. The square plates had an exposed area of ... -
Experimental Study on the Surgical Microenvironment in an Operating Room with Mixing Ventilation under Positive and Negative Pressure
(Chapter, 2021)Due to the outbreak of Covid-19, negative pressure operating room (NPOR) are strongly recommended to be applied to prevent spreading virus from infected patients to adjacent rooms during surgery procedures. However, there ... -
Experimental study on the thermal plume from a surgeon in an operating room with mixing ventilation during COVID-19 pandemic
(Chapter, 2021)Following the outbreak of COVID-19 (SARS-CoV-2) in 2019, studies show positive results in protecting the surgical staff from patients infected by COVID-19 in operating rooms (ORs) with negative pressure. A negative pressure ... -
Experimental test of a black-box economic model predictive control for residential space heating
(Peer reviewed; Journal article, 2021)Previous studies have identified significant demand response (DR) potentials in using economic model predictive control (E-MPC) of space heating to exploit the inherent thermal mass in residential buildings for short-term ... -
Experimental tests and numerical simulations of ballistic impact on laminated glass
(Peer reviewed; Journal article, 2021)In this study, we investigate double-laminated glass plates under ballistic impact through experimental tests and numerical simulations. The experimental tests are used to determine the ballistic limit velocity and curve ... -
Experimental Tests and Numerical Simulations on the Ballistic Impact Response of a Highly Inhomogeneous Aluminium Foam
(Peer reviewed; Journal article, 2022)A sandwich structure is a composite material consisting of thin skins encapsulating a cellular core. Such structures have proven to be excellent energy absorbents and are frequently found in various types of protection. ... -
Experimental triaxial testing of swelling gouge materials
(Journal article; Peer reviewed, 2019)Adequate rock support in weakness zones that may contain swelling minerals poses one of the main challenges of excavating tunnels in hard rock conditions. Deformations under such conditions are influenced by several factors, ... -
Experimental validation of a new impedance based protection for networks with distributed generation using co-simulation test platform
(Peer reviewed; Journal article, 2019)Combined real-time hardware-in-the-loop simulations and modeling of communication networks (co-simulation platforms) is a powerful test-bed for development and validation of relay protection schemes utilizing communication ... -
Experimental validation of a time-domain approach for determining sectional loads in a floating wind turbine hull subjected to moderate waves
(Journal article; Peer reviewed, 2017)To achieve cost-effective and reliable structural design of floating wind turbines, efficient and accurate time domain numerical approaches are required to analyse structural responses in design conditions, e.g. wind and ... -
Experimental validation of analytical wake and downstream turbine performance modelling
(Journal article; Peer reviewed, 2018)Wake effects in wind farms can cause significant power losses. In order to reduce these losses layout and control optimization can be applied. For this purpose, simple and fast prediction tools for the wake flow are needed. ...