Landfill gas leakages in geosynthetic lining systems: closing missing gaps. This project aims to resolve the shortfall in the fundamental understanding of the coupling between gas flow and geosynthetic liner systems by developing practical and new modelling techniques. The project expects to underpin the development of an experimentally validated theory to predict gas leakage rates through geosynthetics composite liner systems. Expected outcomes of the project are the establishment of a new conc ....Landfill gas leakages in geosynthetic lining systems: closing missing gaps. This project aims to resolve the shortfall in the fundamental understanding of the coupling between gas flow and geosynthetic liner systems by developing practical and new modelling techniques. The project expects to underpin the development of an experimentally validated theory to predict gas leakage rates through geosynthetics composite liner systems. Expected outcomes of the project are the establishment of a new conceptual framework and improved integrated design tools for the mitigation of gas escape through geosynthetics liner systems. These outcomes are expected to benefit the waste industry by providing the necessary scientific advances to enable a better estimate of gas emissions from landfills.Read moreRead less
Linking microstructural evolutions across the scales of granular failure. This project expects to transform the understanding of granular materials and their behaviour by establishing explicit links between the macroscopic responses of the materials and their evolving microstructural properties. This should lead to revolutionary constitutive models for granular materials that possess true mechanisms of evolving grain-scale structures. The proliferation of these new models should allow developmen ....Linking microstructural evolutions across the scales of granular failure. This project expects to transform the understanding of granular materials and their behaviour by establishing explicit links between the macroscopic responses of the materials and their evolving microstructural properties. This should lead to revolutionary constitutive models for granular materials that possess true mechanisms of evolving grain-scale structures. The proliferation of these new models should allow development of reliable predictive computational tools for the modelling and assessment of field-scale failure involving granular materials, enhancing the capability to assess the integrity and stability of earth structures, and benefitting the Australian economy, environment and public safety.Read moreRead less
Internal soil erosion: from grain-scale insights to large-scale predictions. This project aims to further the understanding of internal soil erosion across different spatial and temporal scales. Internal soil erosion is the most frequent cause of failures of water retaining structures. An approach combining advanced X-ray techniques with particle based methods will be developed to observe, analyse and link different material properties and external conditions governing the erosion process. This ....Internal soil erosion: from grain-scale insights to large-scale predictions. This project aims to further the understanding of internal soil erosion across different spatial and temporal scales. Internal soil erosion is the most frequent cause of failures of water retaining structures. An approach combining advanced X-ray techniques with particle based methods will be developed to observe, analyse and link different material properties and external conditions governing the erosion process. This will lead to better criteria for soil erosion and numerical tools for field scale failure analysis and risk assessments. The expected outcomes of this project include enhanced capability to assess the integrity and stability of earth structures and better design criteria against erosion.Read moreRead less
Scalable daytime radiative cooling for buildings and the built environment . This project aims at the development of a scalable daytime radiative cooling technology suitable for large deployments in the built environment that will help mitigating the urban heat island effect, and reduce future cooling energy needs in buildings. The main outcomes of the project will consist of the development of radiative coolers that will be able to operate in the built environment under Australian climatic cond ....Scalable daytime radiative cooling for buildings and the built environment . This project aims at the development of a scalable daytime radiative cooling technology suitable for large deployments in the built environment that will help mitigating the urban heat island effect, and reduce future cooling energy needs in buildings. The main outcomes of the project will consist of the development of radiative coolers that will be able to operate in the built environment under Australian climatic conditions, and of clear guidelines for their large deployment. The technology is based on a passive cooling strategy requiring no energy for its operations. The outcomes of the project will also have a beneficial impact on the Australian building and construction industry.Read moreRead less
Fluorescent daytime radiative cooling for urban heat mitigation . This project aims to develop a fluorescent daytime radiative cooling technology suitable for the mitigation of urban overheating in the built environment and for the reduction of future cooling energy demands in buildings. The project expects to generate new knowledge in this area to enable the exploitation of fluorescent materials for urban heat mitigation and cooling of buildings. Expected project outcomes consist of the establi ....Fluorescent daytime radiative cooling for urban heat mitigation . This project aims to develop a fluorescent daytime radiative cooling technology suitable for the mitigation of urban overheating in the built environment and for the reduction of future cooling energy demands in buildings. The project expects to generate new knowledge in this area to enable the exploitation of fluorescent materials for urban heat mitigation and cooling of buildings. Expected project outcomes consist of the establishment of the new cooling technology for application on coloured surfaces, typically used in the urban built environment, and on white surfaces for boosting the cooling power of current daytime radiative coolers. This should lead to significant benefits for the Australian building and construction industry.
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Bridge performance assessment through advanced sensing and modelling. Bridge performance assessment through advanced sensing and modelling. This project aims to create cyber infrastructure to manage and maintain civil infrastructure, specifically bridges. Current sensor data interpretation approaches are not good at assessing the performance of civil infrastructure or evaluating the reserve capacity; in particular, they do not adequately account for high levels of systematic modelling uncertaint ....Bridge performance assessment through advanced sensing and modelling. Bridge performance assessment through advanced sensing and modelling. This project aims to create cyber infrastructure to manage and maintain civil infrastructure, specifically bridges. Current sensor data interpretation approaches are not good at assessing the performance of civil infrastructure or evaluating the reserve capacity; in particular, they do not adequately account for high levels of systematic modelling uncertainties. This project intends to ease the current scientific data interpretation bottleneck. Expected outcomes are better infrastructure management and maintenance planning, fewer redundant interventions, modified infrastructure and improved future design.Read moreRead less
Seismic analysis of cracking and deformations in concrete gravity dams. This project aims to establish a rational predictive capability for the responses of concrete gravity dams subject to extreme design earthquakes. This will include the development of innovative numerical methods for effective modelling of crack propagation and closure, large slips on crack faces and weak interfaces, dam-reservoir interaction, dam-foundation interaction and automatic mesh generation. The expected outcomes of ....Seismic analysis of cracking and deformations in concrete gravity dams. This project aims to establish a rational predictive capability for the responses of concrete gravity dams subject to extreme design earthquakes. This will include the development of innovative numerical methods for effective modelling of crack propagation and closure, large slips on crack faces and weak interfaces, dam-reservoir interaction, dam-foundation interaction and automatic mesh generation. The expected outcomes of the project will be a significantly improved prediction tool. It is also anticipated that the project will result in improvements in dam and public safety, and more efficient use of funds for dam safety upgrades and management.Read moreRead less
Discovery Early Career Researcher Award - Grant ID: DE220100909
Funder
Australian Research Council
Funding Amount
$350,000.00
Summary
Innovative Soft-computing for Condition Assessment of Large Infrastructure. Health conditions of large infrastructure, such as bridges, have been difficult to determine due to their large scales, associated incomplete data and high uncertainties in measurement and system identification. This project will develop an innovative condition assessment method based on the advancements in structural dynamics analysis, multi-objective topology and soft-computing techniques, for reliably evaluating the h ....Innovative Soft-computing for Condition Assessment of Large Infrastructure. Health conditions of large infrastructure, such as bridges, have been difficult to determine due to their large scales, associated incomplete data and high uncertainties in measurement and system identification. This project will develop an innovative condition assessment method based on the advancements in structural dynamics analysis, multi-objective topology and soft-computing techniques, for reliably evaluating the health conditions of large infrastructure. The outcomes will enhance the current practices in infrastructure asset management to deliver timely retrofitting and extended life cycle. The development will provide benefits to Australia by enhancing operational efficiency and preventing catastrophic failure of infrastructure.Read moreRead less
Designing the next generation of geosynthetic liner systems . The project aims to improve the effectiveness of geosynthetic liner systems to contain emerging contaminants such as per-and poly-fluoroalkyl substances (PFASs) for better protection of Australian groundwater resources. The project expects to experimentally validate theory to improve predictive models for performance of geosynthetic liner systems. Expected outcomes include new and updated design guidelines for effective environmental ....Designing the next generation of geosynthetic liner systems . The project aims to improve the effectiveness of geosynthetic liner systems to contain emerging contaminants such as per-and poly-fluoroalkyl substances (PFASs) for better protection of Australian groundwater resources. The project expects to experimentally validate theory to improve predictive models for performance of geosynthetic liner systems. Expected outcomes include new and updated design guidelines for effective environmental protection against PFASs and establishment of new approaches for predicting functional containment lifetimes of liner systems. These outcomes are expected to benefit the waste and remediation industries by influencing next-generation design regulations to ensure long-term environmental protection from PFAS.Read moreRead less
High-Grade CO2 Concrete for Low Life-Cycle Costing and Emissions. This proposal solves Australia’s concrete-waste-storage problems, and lowers the life-cycle costs and greenhouse-gas emissions by creating CO2 Concrete as a world-first material for high-grade applications. Using an automation system with high-tech software, innovative mixing techniques are proposed to maximise bonding at interfacial transition zones, strengthening CO2 Concrete's quality. The new material CO2 Concrete is created, ....High-Grade CO2 Concrete for Low Life-Cycle Costing and Emissions. This proposal solves Australia’s concrete-waste-storage problems, and lowers the life-cycle costs and greenhouse-gas emissions by creating CO2 Concrete as a world-first material for high-grade applications. Using an automation system with high-tech software, innovative mixing techniques are proposed to maximise bonding at interfacial transition zones, strengthening CO2 Concrete's quality. The new material CO2 Concrete is created, whose strength and durability are comparable to virgin concrete's, leading to new CO2-Concrete specifications for trials in the construction industry. This diversifies the construction industry, reduces landfill area, greening up Australia on a global scale.Read moreRead less