TKD - Institutt for bygg- og energiteknikk
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A continuum approach to multiaxial high-cycle fatigue modeling for ductile metallic materials
(Results in Engineering (RINENG);, Peer reviewed; Journal article, 2024)In this work we propose a generalization of the endurance function employed in the continuum approach to high-cycle fatigue modeling by Ottosen et al. (2008). The von Mises-type backstress-modified effective stress term ... -
A submodeling technique for incorporating sheet metal forming effects in an AA5083 FPV structure
(Structures;, Peer reviewed; Journal article, 2024)While the first generation of floating photovoltaics (FPV) was designed for operation in freshwater reservoirs, the technology is currently expanding to marine territories. In this paper, an FPV structure made from formed ... -
Formability analyses of AA6016-T4 aluminum alloy sheets subjected to roping
(Chapter; Peer reviewed; Conference object; Journal article, 2024)Due to its good formability characteristics, AA6xxx aluminum alloys have become popular as a light-weight alternative to steel for car bodywork components produced by stamping. In the design of forming operations, numerical ... -
Parametric failure limit detection for the sheet metal forming of a floating photovoltaic (FPV) aluminum alloy structure
(Chapter; Peer reviewed; Conference object; Journal article, 2024)The sheet metal forming process of a floating photovoltaic (FPV) structure is simulated in LS-DYNA. An anisotropic yield criterion and a two-term Voce hardening law are used to model the plastic behavior of AA5083-H111 ... -
A Numerical Investigation of the Influence of Diffuser Vane Height on Hydraulic Loss in the Volute for a Centrifugal Water Supply Pump
(Buildings;, Peer reviewed; Journal article, 2024)The energy efficiency of water supply systems in high-rise residential buildings has become a significant concern for sustainable development in recent times. This work presents a numerical investigation on the influence ... -
The development of radiant floor cooling system (RFCS): System type, control strategy, and application
(Results in Engineering (RINENG);, Peer reviewed; Journal article, 2024)The utilization of radiant floor systems is one effective method to address the increasing cooling demand. The radiant floor cooling system (RFCS) has self-regulating capabilities, which benefit grid stability and the use ... -
Effects of jet grouting on adjacent ground through numerical modelling
(Proceedings of the Institution of Civil Engineers. Ground improvement;, Peer reviewed; Journal article, 2024)When using jet grouting for soil stabilization, effects of the installation process, such as erosion or remolding of the surrounding soil, need to be evaluated. This could be particularly important for applications in ... -
Optimizing long-term park-level integrated energy system through multi-stage planning: A study incorporating the ladder-type carbon trading mechanism
(Peer reviewed; Journal article, 2024)The integrated energy system is widely acknowledged as an effective method for advancing the adoption of renewable energy sources and reducing carbon emissions. To address economic issues caused by the inconsistency between ... -
Analysis of railway vehicle-track interaction performance in submerged floating tunnel subjected to wave excitations
(Peer reviewed; Journal article, 2024)Submerged Floating Tunnels (SFTs) are an innovative and appealing solution for the water crossing of railways over wide and deep waterbodies where it is challenging or even impractical to construct conventional bottom- founded ... -
Probabilistic Assessment of RC Piers Considering Vertical Seismic Excitation Based on Damage Indices
(RILEM Bookseries;, Chapter; Peer reviewed; Conference object; Journal article, 2023)Bridges play a vital role in highway transportation systems and damage to bridges may cause impaired emergency response and economic loss and interrupt the functionality of the systems. Damage to bridge during the last ... -
Development of a hybrid timber and aluminum based unitized façade system resilient to the future weather conditions in Europe via monitoring campaigns and computational models
(Peer reviewed; Journal article, 2024)The StaticusCare project aims to develop a hybrid timber and aluminum unitized façade system (HUF) equipped with a predictive maintenance system (PMS) for Nordic climates, which will be based on the digital twin concept ... -
Effect of Precompression and Material Uncertainty on the In-Plane Behavior of URM Pier–Spandrel Systems
(Peer reviewed; Journal article, 2023)Theoretical and experimental studies on loadbearing masonry walls have shown the significant influence of the axial load level (i.e., precompression) and wall aspect ratio on in-plane lateral resistance. Nonetheless, the ... -
Cyclists as Intelligent Carriers of Space-Time Environmental Information: Crowd-Sourced Sensor Data for Local Air Quality Measurement and Mobility Analysis in the Netherlands
(Peer reviewed; Journal article, 2023)In recent years, slow travel modes (walking, cycling) have gainedmuch interest in the context of urban air quality management.This article presents thefindings from a novel air qualitymeasurement experiment in the Netherlands, ... -
Recent progress in the application of energy technologies in Large-Scale building Blocks: A State-of-the-Art review
(Peer reviewed; Journal article, 2024)The transition to clean and sustainable energy systems in the building sector is vital to reduce global greenhouse gas emissions. In this regard, shifting the focus from single buildings to clusters of buildings, such as ... -
Cyclists as Intelligent Carriers of Space-Time Environmental Information: Crowd-Sourced Sensor Data for Local Air Quality Measurement and Mobility Analysis in the Netherlands
(Journal article; Peer reviewed, 2023)In recent years, slow travel modes (walking, cycling) have gained much interest in the context of urban air quality management. This article presents the findings from a novel air quality measurement experiment in the ... -
Spatial Competition, Spatial Agglomeration and Survival of Small Businesses in Milan during COVID-19
(Peer reviewed; Journal article, 2023)This study examines the location choice of small firms in Milan across three periods: pre-COVID, early COVID, and late COVID, testing the applicability of traditional spatial economic theories. With the recent COVID-19 ... -
A Python-based code for modeling the thermodynamics of the vapor compression cycle applied to residential heat pumps
(Chapter, 2023)Heat pumps are an attractive heating system in residential buildings. They operate based on the vapor compression cycle used in refrigerationsystems. Design questions surrounding heat pumps can be investigated and answered ... -
Synthetic data generation for the creation of bridge digital twins what-if scenarios
(Chapter; Peer reviewed; Conference object, 2023)The Digital Twin (DT) concept, as understood nowadays, appeared in the early 2000s as an attempt to create virtual replicas of physical assets, such as bridges, that can be used to examine, monitor and manage their ... -
Durability of geogrid reinforcement from a sloped retaining wall after 25 years in-service
(Chapter, 2023)This study presents a durability assessment of geogrid samples that were exhumed from a sloped retaining wall 25 years after completion of construction. The durability assessment is based on visual inspection and a series ... -
Chatbots Put to the Test in Math and Logic Problems: A Comparison and Assessment of ChatGPT-3.5, ChatGPT-4, and Google Bard
(Peer reviewed; Journal article, 2023)In an age where artificial intelligence is reshaping the landscape of education and problem solving, our study unveils the secrets behind three digital wizards, ChatGPT-3.5, ChatGPT-4, and Google Bard, as they engage in a ...